WO2005041012A1 - A keyboard for controlling digital video monitor front-end devices - Google Patents

A keyboard for controlling digital video monitor front-end devices Download PDF

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Publication number
WO2005041012A1
WO2005041012A1 PCT/CN2003/001142 CN0301142W WO2005041012A1 WO 2005041012 A1 WO2005041012 A1 WO 2005041012A1 CN 0301142 W CN0301142 W CN 0301142W WO 2005041012 A1 WO2005041012 A1 WO 2005041012A1
Authority
WO
WIPO (PCT)
Prior art keywords
potentiometer
keyboard
rocker
slide
joystick
Prior art date
Application number
PCT/CN2003/001142
Other languages
French (fr)
Chinese (zh)
Inventor
Chen Ye
Original Assignee
Yaan Technology Electronic Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yaan Technology Electronic Co., Ltd. filed Critical Yaan Technology Electronic Co., Ltd.
Priority to AU2003296226A priority Critical patent/AU2003296226A1/en
Publication of WO2005041012A1 publication Critical patent/WO2005041012A1/en

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0202—Constructional details or processes of manufacture of the input device
    • G06F3/021—Arrangements integrating additional peripherals in a keyboard, e.g. card or barcode reader, optical scanner
    • G06F3/0213—Arrangements providing an integrated pointing device in a keyboard, e.g. trackball, mini-joystick
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G9/00—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously
    • G05G9/02—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only
    • G05G9/04—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously
    • G05G9/047—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks
    • G05G2009/04703—Mounting of controlling member
    • G05G2009/04707—Mounting of controlling member with ball joint
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G9/00—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously
    • G05G9/02—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only
    • G05G9/04—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously
    • G05G9/047—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks
    • G05G2009/0474—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks characterised by means converting mechanical movement into electric signals
    • G05G2009/04748—Position sensor for rotary movement, e.g. potentiometer
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G9/00—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously
    • G05G9/02—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only
    • G05G9/04—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously
    • G05G9/047—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks
    • G05G2009/04777—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks with additional push or pull action on the handle
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G9/00—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously
    • G05G9/02—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only
    • G05G9/04—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously
    • G05G9/047—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks
    • G05G2009/04781—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks with additional rotation of the controlling member

Definitions

  • the utility model relates to a control device used in the field of video surveillance, in particular to a control keyboard for controlling a digital video surveillance front-end camera and a pan / tilt head. It can also be a control keyboard used with a common digital hard disk video recorder (DVR). .
  • DVR digital hard disk video recorder
  • the purpose of this utility model is to overcome the shortcomings of the above technology and provide a control joystick part based on the original computer keyboard function.
  • the control joystick part is connected to the computer through the computer's serial communication interface.
  • the keyboard of the digital video surveillance front-end equipment can be controlled by controlling the rotation speed, angle and camera screen magnification of the PTZ through the communication methods such as network and serial port.
  • the technical solution adopted to solve the above technical problems is: a keyboard for controlling digital video surveillance front-end equipment, the keyboard comprising a letter keyboard portion of a known computer keyboard; a joystick portion and a connection with a numeric keypad of a known computer keyboard are provided; Control circuit connected to the joystick part.
  • the beneficial effect of the utility model is that the utility model can be connected to any computer or digital hard disk video recorder (DVR), and the rotation speed of the gimbal with a network interface can be controlled by using a computer by operating the control joystick part of the utility model. And the magnification of the angle and the camera picture allows the user to control in all directions at any place.
  • DVR digital hard disk video recorder
  • Figure 1 is a schematic diagram of the external structure of the present invention.
  • Fig. 2 is a sectional view of a part of the rocker of the present invention.
  • Figure 3 is a left side view of Figure 2;
  • Figure 4 is a bottom view of Figure 2;
  • Fig. 5 is a view from A to A in Fig. 2;
  • Fig. 6 is a control circuit diagram of the present invention.
  • the utility model relates to a keyboard for controlling digital video surveillance front-end equipment.
  • the keyboard includes an alphabetic keyboard portion 2-1 of a known computer keyboard 2.
  • a joystick portion 1 and a joystick portion are provided at the position of a numeric keypad of a known computer keyboard. 1 ⁇ ⁇ ⁇ 3 ⁇ The control circuit 3 connected.
  • the rocker part 1 includes: a housing 1-6 with a ball seat 1-15 inside and fixed at the position of a numeric keypad of a computer keyboard, a rocker 1-10 with a ball 1-5 and a through hole, X direction potentiometer 1-1, Y direction potentiometer 1-2, variable magnification potentiometer 1-3, handle
  • a handle cover 1-12 is fastened on the rotating shaft of the variable potentiometer 1-3; the ball 1-5 of the rocker 1-10 is rotationally fitted to the fixed ball seat 1-15; the X-direction potentiometer 1- 1 and Y-direction potentiometers 1-2 are respectively fixed on the sides of the housing 1-6 perpendicular to each other; the lower end of the rocker 1-10 is connected to the
  • the rotating device for connecting the lower end 1-13 of the rocker 1-10 includes: a curved X-direction slide 1-4, a curved Y-direction slide 1-11, and an elastic fork 1-16; wherein X direction One side of the slide rail 1-4 is fastened to the rotating shaft of the X-direction potentiometer 1-1, and the other shaft 1-7 is equipped with a flexible fork 1-16 and is rotatably installed in the housing 1-6.
  • the elastic fork 1-16 is rotatably mounted on the side of the casing 1-6; the X-direction slide 1-4 and the Y-direction slide 1-11 are arranged in a cross shape with a gap between the upper and lower sides, and the rocker 1-
  • the lower end of 10 is fitted in the middle hole of the upper and lower slide rails in a cross-shaped configuration 1-13.
  • the elastic fork 1-16 is composed of two half-fork 1-16-1 and 1-16-2 whose shafts 1-7 and 1-17 are installed at the center of each other symmetrically; the elastic fork 1 -16—The two half forks at the end are equipped with collision blocks in the X-direction slideway 1-4 and the Y-direction slideway 1-11, and the other ends of the elastic fork 1-16 are equipped with springs 1-8 and 1- 18.
  • the present invention is an improvement on the known computer keyboard 2 and retains the alphabetic keyboard 2-1 and its functional parts;
  • a joystick part 1 and a control circuit 3 connected to the joystick part 1 are provided at the keyboard position.
  • the rocker part 1 includes: a housing 1-6 with a ball seat 1-15 inside, a rocker 1-10 with a ball 1-5, an X-direction potentiometer 1-1, and a Y-direction potential 1-2, variable potentiometer 1-3, handle cover 1-12, support 1-19 inside the handle cover 1-12.
  • Xibu Shell 1-6 is fixed on the lower part of the numeric keypad of the computer keyboard.
  • An elastic rubber cover 1 to 14 with a rocker 1 10 fixed on the center hole of the computer keyboard is fixed.
  • the lower end of the support 1-19 is fastened to the upper end 1-9 of the rocker 1-10, and the fastening method can be adopted.
  • Adhesion or the rocker 1-10 is injection molded together with the plastic support 1-19.
  • the variable potentiometer 1-3 inside the handle cover 1-12 is supported by the upper end of the support 1-19, and the handle cover 1-12 is fastened on the rotary shaft of the variable potentiometer 1-3.
  • the handle cover 1-12 can be made, and the upper and lower parts are fastened together with screws.
  • the screw holes on the upper part of the handle cover 1-12 are screwed on the rotary shaft of the variable potentiometer 1-3.
  • the lower part of the sleeve 1-12 is rotatably sleeved on the outer diameter of the rocker 1-10.
  • the lower part of the rocker 1-10 is provided with a ball 1-5.
  • the ball 1-5 rotates on the ball seat 1-15.
  • X-direction potentiometer 1-1 and Y-direction potentiometer 1-2 are respectively fixed on the square casing 1-6 on both sides perpendicular to each other; the lower end 1-13 of the rocker 1-10 is connected with a controllable X-direction potentiometer 1-1 , Y direction potentiometer 1-2 rotating shaft rotation device. As shown in Figs.
  • the above-mentioned rotating device for connecting the lower end 1-13 of the rocker 1-10 includes: curved X-direction slide 1-4, curved Y-direction slide 1-11 and elastic fork 1 -16; One side of the X-direction slideway 1-4 is fastened to the rotation axis of the X-direction potentiometer 1-1, and the other side of the shaft 1-7 is rotatably mounted with an elastic fork 1-16. It is installed on the side of the casing 1-6. Therefore, when the rocker 1-10 moves the X-direction slide 1-4 to rotate, it can drive the X-direction potentiometer 1-1 to rotate with it.
  • One side of the Y-direction slide 1-11 which is perpendicular to the X-direction slide 1-4 is fastened to the rotation axis of the Y-direction potentiometer 1-2, and the other side of the shaft 1-17 is equipped with an elastic fork 1 After -16, it is rotatably installed on the side of the casing 1-6; therefore, when the rocker 1-10 rotates the Y-direction slide 1-11, it can drive the Y-direction potentiometer 1-2 to rotate with it.
  • the X-direction slide 1-4 and the Y-direction slide 1-11 are arranged up and down in a cross shape, with a gap between the two, so that their activities are not disturbed.
  • the lower end 1-13 of the rocker 1-10 is slidably fitted in the middle hole after the cross-shaped setting of the upper and lower slide rails.
  • the X direction can be moved at the same time
  • the slide rails 1-4 and Y-direction slide rails 1-11 are rotated, so that the X-direction potentiometer 1-1 and the Y-direction potentiometer 1-2 are rotated accordingly to change the contact position of the potentiometer, resulting in a change in the voltage signal of the circuit.
  • the elastic forks 1-16 are respectively installed on the axes 1-7 of the X-direction slide 1-4 and the axes 1-17 of the Y-direction slide 1-11. They are symmetrical in shape, and the through holes in the middle are respectively installed in the Two half forks 1-16-1 and 1-16-2 on shafts 1-7 and 1-17, two half forks 1-16-1 and 1-16-1-16 2 Like scissors, each can be turned independently.
  • Elastic fork 1-16 the two half forks at the end are equipped with the striker 1-4-1 of the X-direction slide 1-4 and the striker 1-11-1 of the Y-direction slide 1-11. Springs 1-16 are mounted between the other ends of the forks 1-16, 1-18.
  • the control circuit 3 connected to the joystick part 1 is a single-chip microcomputer circuit 3-1.
  • the single-chip microcomputer circuit 3-1 includes: an analog / digital converter 3-2, a central processing unit CPU3-3, and a level conversion chip 3- 4; where the three input ends of the analog / digital converter 3-2 are connected to the output ends of the three potentiometers 1-1, 1-2, 1-3 of the joystick part 1, and in the analog / digital converter 3-
  • the output of 2 is connected to the central processing unit CPU3-3; the output of the central processing unit CPU3-3 is connected to the input of the level conversion chip 3_4; the output of the level conversion chip 3-4 is connected to the serial communication interface of the computer.
  • the analog / digital converter 3-2 can be purchased externally.
  • the ADC0809 type chip is used, and the single-chip microcomputer with A / D function can also be selected.
  • Level conversion chips 3-4 can be purchased externally, for example, MA1232 type chip is used.
  • X-direction potentiometer 1-1 and ⁇ -direction potentiometer 1-2 output voltage signals to control the camera's pan-tilt angle change
  • ZOOM potentiometers 1-3 output voltage signals to control the screen magnification.
  • the other end of the central processing unit 1-2 is connected to the level conversion chip 1-3.
  • the role of the level conversion chip 1-3 is to convert the voltage of the communication signal.
  • the useful data is sent to the serial communication interface C0M1 of the computer through the level conversion chip 1-3.
  • the above-mentioned one-chip computer circuit 3-1 completes the conversion of the communication signal into a signal that can be recognized by the computer.
  • the computer uses this information to connect the control input terminal of the controlled PTZ camera through the network or another serial port COM2.
  • connection method through network control is: the network interface of the computer is connected to the Internet or local area network, and the controlled PTZ and camera are also connected to the Internet or local area network.
  • the data signal of the joystick position change is transmitted to the computer.
  • the control instruction is sent to the controlled equipment through the network interface or serial communication interface, so that the controlled pan / tilt Or up and down, the direction of rotation is determined by the direction when the joystick is moved, and the speed of rotation is determined by the angle of the joystick from the center position; the rotation of the handle cover 1-12 can control the magnification of the camera lens.
  • the utility model realizes the use of a joystick to replace the existing computer keyboard and mouse, and realizes the control of the rotation of the PTZ at different angles and the zooming of the camera picture.

Abstract

This utility model provides a keyboard for controlling digital video front-end monitor devices, which includes a portion of alphanumeric keypad of a common computer keyboard; a portion of joystick setting on the common computer keyboard and control circuit connected to the joystick. The advantage of this utility model is that, on which connected to any computer or digital video register (DVR), by operating the portion of joystick of this utility model utilizing computer, can control rotate speed and angle of pan tilter with a network interface, scaling image of camera, for user to control all anywhere.

Description

控制数字视频监控前端设备的键盘  Keyboard for controlling digital video surveillance front-end equipment
技术领域 Technical field
本实用新型涉及的是用于视频监控领域的控制设备，特别涉及的 是对数字视频监控前端摄像机、云台进行控制的控制键盘， 也可以为 普通的数字硬盘录像机 （DVR)配套使用的控制键盘。  The utility model relates to a control device used in the field of video surveillance, in particular to a control keyboard for controlling a digital video surveillance front-end camera and a pan / tilt head. It can also be a control keyboard used with a common digital hard disk video recorder (DVR). .
背景技术 Background technique
目前，视频监控系统已发展到数字硬盘录像机系统以及网络监控 系统。在上述监控系统中， 开发人员将传统模拟监控系统所使用的控 制键盘以画面的形式显示在显示器上，在画面上显示有对摄象机视频 切换按钮、控制摄象机光圈的开关按钮及其它按钮和控制云台转速及 角度的摇杆， 操作人员操作计算机画面的按钮和摇杆来完成控制过 程。在控制过程中，用计算机键盘和鼠标对于一些按钮的控制效果还 比较好；但用计算机键盘和鼠标对于随时想改变的云台转速及角度的 控制往往达不到满意的效果， 而且操作起来不方便。 因此， 迫切需要 一种即可维持计算机本身键盘功能又可以方便灵活地控制云台、摄像 机转速及角度功能的键盘。  At present, video surveillance systems have been developed into digital hard disk recorder systems and network surveillance systems. In the above-mentioned monitoring system, the developer displays the control keyboard used by the traditional analog monitoring system on the display in the form of a screen, and the screen displays a video switch button for the camera, a switch button for controlling the aperture of the camera, and other Buttons and joysticks that control the speed and angle of the gimbal. The operator operates the buttons and joysticks on the computer screen to complete the control process. In the control process, using a computer keyboard and mouse to control some buttons is better; but using a computer keyboard and mouse to control the speed and angle of the gimbal that you want to change at any time often does not achieve satisfactory results, and the operation is not Convenience. Therefore, there is an urgent need for a keyboard that can maintain the keyboard function of the computer and can conveniently and flexibly control the speed and angle functions of the PTZ, camera.
发明内容 Summary of the invention
' ·本实用新型的目在于克服上述技术的不足，提供了一种在原先计 算机键盘功能的基础上，增加一个控制摇杆部分， 该控制摇杆部分通 过计算机的串行通讯接口与计算机连接，利用计算机强大的通讯功能 可以通过网络、串口等通讯方式来实现控制前端监控云台的转速、角 度和摄像机画面变倍的控制数字视频监控前端设备的键盘。 解决上述技术问题所采用的技术方案是： 一种控制数字视频监 控前端设备的键盘， 该键盘包括公知计算机键盘的字母键盘部分； 在 公知计算机键盘的数字小键盘位置处设置有摇杆部分和与摇杆部分 连接的控制电路。 'The purpose of this utility model is to overcome the shortcomings of the above technology and provide a control joystick part based on the original computer keyboard function. The control joystick part is connected to the computer through the computer's serial communication interface. Utilizing the powerful communication function of the computer, the keyboard of the digital video surveillance front-end equipment can be controlled by controlling the rotation speed, angle and camera screen magnification of the PTZ through the communication methods such as network and serial port. The technical solution adopted to solve the above technical problems is: a keyboard for controlling digital video surveillance front-end equipment, the keyboard comprising a letter keyboard portion of a known computer keyboard; a joystick portion and a connection with a numeric keypad of a known computer keyboard are provided; Control circuit connected to the joystick part.
本实用新型的有益效果是：将本实用新型连接到任一台计算机或 数字硬盘录像机 (DVR)上， 利用计算机通过操作本实用新型的控制摇 杆部分， 可以控制带有网络接口的云台转速及角度、摄像机画面的变 倍， 使用户在任何地点均可全方位的控制。  The beneficial effect of the utility model is that the utility model can be connected to any computer or digital hard disk video recorder (DVR), and the rotation speed of the gimbal with a network interface can be controlled by using a computer by operating the control joystick part of the utility model. And the magnification of the angle and the camera picture allows the user to control in all directions at any place.
附图说明 BRIEF DESCRIPTION OF THE DRAWINGS
图 1是本实用新型外部结构示意图；  Figure 1 is a schematic diagram of the external structure of the present invention;
图 2是本实用新型摇杆部分剖视图；  Fig. 2 is a sectional view of a part of the rocker of the present invention;
图 3是图 2的左视图；  Figure 3 is a left side view of Figure 2;
图 4是图 2的仰视图；  Figure 4 is a bottom view of Figure 2;
图 5是图 2中 A— A向视图； · 图 6是本实用新型的控制电路图。  Fig. 5 is a view from A to A in Fig. 2; Fig. 6 is a control circuit diagram of the present invention.
具体实施方式 detailed description
本实用新型一种控制数字视频监控前端设备的键盘， 该键盘包 括公知计算机键盘 2的字母键盘部分 2-1 ; 在公知计算机键盘的数字 小键盘位置处设置有摇杆部分 1和与摇杆部分 1连接的控制电路 3。  The utility model relates to a keyboard for controlling digital video surveillance front-end equipment. The keyboard includes an alphabetic keyboard portion 2-1 of a known computer keyboard 2. A joystick portion 1 and a joystick portion are provided at the position of a numeric keypad of a known computer keyboard. 1 连接 控制 电路 3。 The control circuit 3 connected.
所述摇杆部分 1包括有： 内部设置球座 1-15的并固定在计算机 键盘的数字小键盘位置处的外壳 1-6、 带有球体 1-5和通孔的摇杆 1-10、 X方向电位器 1-1、 Y方向电位器 1-2、 变倍电位器 1-3、 手柄 套 1-12、 位于手柄套 1-12内的支座 1-19; 其中支座 1-19下端紧固 摇杆 1-10上端， 支座 1-19上端支撑变倍电位器 1-3， 在变倍电位器 1-3的旋转轴上紧固有手柄套 1-12; 摇杆 1-10的球体 1-5转动地吻 合在固定在球座 1-15上； X方向电位器 1-1和 Y方向电位器 1-2分 别固定在外壳 1-6互相垂直两侧面上；摇杆 1-10下端头 1-13连接有 可控制 X方向电位器 1 - 1、 Y方向电位器 1 - 2旋转轴转动的转动装置。 The rocker part 1 includes: a housing 1-6 with a ball seat 1-15 inside and fixed at the position of a numeric keypad of a computer keyboard, a rocker 1-10 with a ball 1-5 and a through hole, X direction potentiometer 1-1, Y direction potentiometer 1-2, variable magnification potentiometer 1-3, handle The sleeve 1-12, the support 1-19 located in the handle cover 1-12; the lower end of the support 1-19 is fastened to the upper end of the rocker 1-10, and the upper end of the support 1-19 supports the variable potentiometer 1-3, A handle cover 1-12 is fastened on the rotating shaft of the variable potentiometer 1-3; the ball 1-5 of the rocker 1-10 is rotationally fitted to the fixed ball seat 1-15; the X-direction potentiometer 1- 1 and Y-direction potentiometers 1-2 are respectively fixed on the sides of the housing 1-6 perpendicular to each other; the lower end of the rocker 1-10 is connected to the X-direction potentiometer 1-1, Y-direction potentiometer 1- 2 Rotating device for rotating the shaft.
所述使摇杆 1-10下端头 1-13连接的转动装置包括有：弧形 X方 向滑道 1 - 4、 弧形 Y方向滑道 1-11和弹性拨叉 1-16; 其中 X方向滑 道 1-4的一侧紧固在 X方向电位器 1-1的旋转轴上， 其另一侧的轴 1-7装有弹性拨叉 1-16后可转动地装在外壳 1-6的侧面上； 与 X方 向滑道 1-4垂直的 Y方向滑道 1-11的一侧紧固在 Y方向电位器 1 - 2 的旋转轴上，其另一侧的轴 1-17装有弹性拨叉 1-16后可转动地装在 外壳 1-6的侧面上； X方向滑道 1-4和 Y方向滑道 1 - 11上下之间具 有间隙的呈十字型设置，摇杆 1-10的下端头 1-13滑配合装在上下两 滑道十字型设置后的中间孔中。  The rotating device for connecting the lower end 1-13 of the rocker 1-10 includes: a curved X-direction slide 1-4, a curved Y-direction slide 1-11, and an elastic fork 1-16; wherein X direction One side of the slide rail 1-4 is fastened to the rotating shaft of the X-direction potentiometer 1-1, and the other shaft 1-7 is equipped with a flexible fork 1-16 and is rotatably installed in the housing 1-6. One side of the Y-direction slide 1-11 perpendicular to the X-direction slide 1-4 is fastened to the rotation axis of the Y-direction potentiometer 1-2 and the other side of the shaft 1-17 is installed The elastic fork 1-16 is rotatably mounted on the side of the casing 1-6; the X-direction slide 1-4 and the Y-direction slide 1-11 are arranged in a cross shape with a gap between the upper and lower sides, and the rocker 1- The lower end of 10 is fitted in the middle hole of the upper and lower slide rails in a cross-shaped configuration 1-13.
所述弹性拨叉 1-16由形状对称相互交叉，其中间部位装有轴 1-7 和 1-17的两个半拨叉 1-16-1和 1-16-2组成；弹性拨叉 1-16—端两 个半拨叉中间装有 X方向滑道 1-4、 Y方向滑道 1-11的撞块， 弹性拨 叉 1-16另一端之间装有弹簧 1-8、 1-18。  The elastic fork 1-16 is composed of two half-fork 1-16-1 and 1-16-2 whose shafts 1-7 and 1-17 are installed at the center of each other symmetrically; the elastic fork 1 -16—The two half forks at the end are equipped with collision blocks in the X-direction slideway 1-4 and the Y-direction slideway 1-11, and the other ends of the elastic fork 1-16 are equipped with springs 1-8 and 1- 18.
X方向电位器 1-1、 Y方向电位器 1-2、 变倍电位器 1-3的导线 1 - 20从摇杆 1-10通孔一端穿入， 从另一端穿出， 再从外壳 1-6侧面 上的孔穿出连接到控制电路 3上。 下面结合附图对本实用新型的实施例进一步说明： 如图 1所示，本实用新型是在公知计算机键盘 2上的改进，保留 字母键盘 2-1和其功能部分；在公知计算机键盘的数字小键盘位置处 设置有摇杆部分 1和与摇杆部分 1连接的控制电路 3。 X-direction potentiometer 1-1, Y-direction potentiometer 1-2, variable potentiometer 1-3 lead wires 1-20 pass through one end of the through hole of the rocker 1-10, pass through the other end, and then from the housing 1 The holes on the side of -6 are connected to the control circuit 3. The embodiments of the present invention will be further described below with reference to the drawings: As shown in FIG. 1, the present invention is an improvement on the known computer keyboard 2 and retains the alphabetic keyboard 2-1 and its functional parts; A joystick part 1 and a control circuit 3 connected to the joystick part 1 are provided at the keyboard position.
如图 2所示，摇杆部分 1包括有：内部设置球座 1-15的外壳 1 - 6、 带有球体 1-5的摇杆 1-10、 X方向电位器 1-1、 Y方向电位器 1 - 2、 变倍电位器 1-3、 手柄套 1-12、 位于手柄套 1-12内的支座 1-19。 夕卜 壳 1-6固定在计算机键盘的数字小键盘下部。在计算机键盘面上固定 一个中心孔套有摇杆 1 10的弹性橡胶罩 1一 14。  As shown in FIG. 2, the rocker part 1 includes: a housing 1-6 with a ball seat 1-15 inside, a rocker 1-10 with a ball 1-5, an X-direction potentiometer 1-1, and a Y-direction potential 1-2, variable potentiometer 1-3, handle cover 1-12, support 1-19 inside the handle cover 1-12. Xibu Shell 1-6 is fixed on the lower part of the numeric keypad of the computer keyboard. An elastic rubber cover 1 to 14 with a rocker 1 10 fixed on the center hole of the computer keyboard is fixed.
所述支座 1-19下端紧固摇杆 1-10上端 1-9， 紧固的方式可采用. 粘接或者摇杆 1-10与塑料材质的支座 1-19一起注塑为一体。位于手 柄套 1-12内的变倍电位器 1-3被支座 1-19上端支撑， 手柄套 1 - 12 紧固在变倍电位器 1-3的旋转轴上。 为安装方便， 手柄套 1-12可制， 作成上下两部分用螺钉再紧固为一体， 手柄套 1-12上部分的螺孔旋 紧在变倍电位器 1-3的旋转轴上， 手柄套 1-12下部分可转动地套在 摇杆 1-10外径上。当操作人员转动手柄套 1-12时， 只有变倍电位器 1-3的旋转轴随之转动， 摇杆 1-10不转动。 ·  The lower end of the support 1-19 is fastened to the upper end 1-9 of the rocker 1-10, and the fastening method can be adopted. Adhesion or the rocker 1-10 is injection molded together with the plastic support 1-19. The variable potentiometer 1-3 inside the handle cover 1-12 is supported by the upper end of the support 1-19, and the handle cover 1-12 is fastened on the rotary shaft of the variable potentiometer 1-3. For easy installation, the handle cover 1-12 can be made, and the upper and lower parts are fastened together with screws. The screw holes on the upper part of the handle cover 1-12 are screwed on the rotary shaft of the variable potentiometer 1-3. The lower part of the sleeve 1-12 is rotatably sleeved on the outer diameter of the rocker 1-10. When the operator rotates the handle cover 1-12, only the rotation axis of the variable potentiometer 1-3 rotates with it, and the rocker 1-10 does not rotate. ·
- 摇杆 1-10的下部设置有球体 1-5， 当转动摇杆 1-10, 球体 1 - 5 在球座 1-15上随之转动。  -The lower part of the rocker 1-10 is provided with a ball 1-5. When the rocker 1-10 is turned, the ball 1-5 rotates on the ball seat 1-15.
X方向电位器 1-1和 Y方向电位器 1-2分别固定在方形外壳 1 - 6 互相垂直两侧面上；摇杆 1-10下端头 1-13连接有可控制 X方向电位 器 1-1、 Y方向电位器 1-2旋转轴转动的转动装置。 如图 2、 3所示上述使摇杆 1-10下端头 1-13连接的转动装置包 括有： 弧形 X方向滑道 1-4、弧形 Y方向滑道 1 - 11和弹性拨叉 1 - 16; 其中 X方向滑道 1-4的一侧紧固在 X方向电位器 1-1的旋转轴上，其 另一侧的轴 1-7装有弹性拨叉 1-16后可转动地装在外壳 1-6的侧面 上， 因此， 当摇杆 1-10拨动 X方向滑道 1-4转动时， 可带动 X方向 电位器 1-1随之转动。 X-direction potentiometer 1-1 and Y-direction potentiometer 1-2 are respectively fixed on the square casing 1-6 on both sides perpendicular to each other; the lower end 1-13 of the rocker 1-10 is connected with a controllable X-direction potentiometer 1-1 , Y direction potentiometer 1-2 rotating shaft rotation device. As shown in Figs. 2 and 3, the above-mentioned rotating device for connecting the lower end 1-13 of the rocker 1-10 includes: curved X-direction slide 1-4, curved Y-direction slide 1-11 and elastic fork 1 -16; One side of the X-direction slideway 1-4 is fastened to the rotation axis of the X-direction potentiometer 1-1, and the other side of the shaft 1-7 is rotatably mounted with an elastic fork 1-16. It is installed on the side of the casing 1-6. Therefore, when the rocker 1-10 moves the X-direction slide 1-4 to rotate, it can drive the X-direction potentiometer 1-1 to rotate with it.
与 X方向滑道 1-4垂直的 Y方向滑道 1-11的一侧紧固在 Y方向 电位器 1-2的旋转轴上，其另一侧的轴 1-17装有弹性拨叉 1-16后可 转动地装在外壳 1-6的侧面上； 因此， 当摇杆 1-10拨动 Y方向滑道 1 - 11转动时， 可带动 Y方向电位器 1-2随之转动。  One side of the Y-direction slide 1-11 which is perpendicular to the X-direction slide 1-4 is fastened to the rotation axis of the Y-direction potentiometer 1-2, and the other side of the shaft 1-17 is equipped with an elastic fork 1 After -16, it is rotatably installed on the side of the casing 1-6; therefore, when the rocker 1-10 rotates the Y-direction slide 1-11, it can drive the Y-direction potentiometer 1-2 to rotate with it.
X方向滑道 1-4和 Y方向滑道 1-11呈上下十字型设置， 两者之 间具有间隙， 使各自活动不受干扰。摇杆 1-10的下端头 1-13滑配合 装在上下两滑道十字型设置后的中间孔中， 当搬动摇杆 1 - 10在 360' 度方向转动时，可同时拨动 X方向滑道 1-4和 Y方向滑道 1-11转动， 使 X方向电位器 1-1和 Y方向电位器 1-2随之转动改变电位器的触点 位置， 导致电路的电压信号发生变化。  The X-direction slide 1-4 and the Y-direction slide 1-11 are arranged up and down in a cross shape, with a gap between the two, so that their activities are not disturbed. The lower end 1-13 of the rocker 1-10 is slidably fitted in the middle hole after the cross-shaped setting of the upper and lower slide rails. When the rocker 1-10 is moved in the 360 'degree direction, the X direction can be moved at the same time The slide rails 1-4 and Y-direction slide rails 1-11 are rotated, so that the X-direction potentiometer 1-1 and the Y-direction potentiometer 1-2 are rotated accordingly to change the contact position of the potentiometer, resulting in a change in the voltage signal of the circuit.
分别装在 X方向滑道 1-4的轴 1-7和 Y方向滑道 1-11的轴 1 - 17 上的弹性拨叉 1-16是由形状对称，其中间部位的通孔分别装在轴 1 - 7 和 1-17上的两个半拨叉 1-16-1和 1-16-2组成，弹性拨叉 1-16的两 个半拨叉 1-16-1和 1-16-2如同剪子一样各自可以单独转动。弹性拨 叉 1-16—端两个半拨叉中间装有 X方向滑道 1-4的撞块 1-4-1、 Y方 向滑道 1-11的撞块 1-11-1，弹性拨叉 1-16另一端之间装有弹簧 1 - 8、 1-18。 当 X方向滑道 1-4或 Y方向滑道 1-11转动一个角度， 在撞块 作用下， 推动弹性拨叉 1-16中的一个半拨叉 1-16-1转动， 另一个半 拨叉 1-16-2不动， 当转动停止， 弹性拨叉 1-16另一端弹簧使 X方向 滑道 1-4或 Υ方向滑道 1-11复位。 The elastic forks 1-16 are respectively installed on the axes 1-7 of the X-direction slide 1-4 and the axes 1-17 of the Y-direction slide 1-11. They are symmetrical in shape, and the through holes in the middle are respectively installed in the Two half forks 1-16-1 and 1-16-2 on shafts 1-7 and 1-17, two half forks 1-16-1 and 1-16-1-16 2 Like scissors, each can be turned independently. Elastic fork 1-16—the two half forks at the end are equipped with the striker 1-4-1 of the X-direction slide 1-4 and the striker 1-11-1 of the Y-direction slide 1-11. Springs 1-16 are mounted between the other ends of the forks 1-16, 1-18. When the X-direction slide 1-4 or the Y-direction slide 1-11 rotates by an angle, under the action of the impact block, one of the elastic shift forks 1-16 is pushed to rotate one half of the fork 1-16-1, and the other half is turned The fork 1-16-2 does not move. When the rotation stops, the spring at the other end of the elastic fork 1-16 resets the X-direction slide 1-4 or the Υ-direction slide 1-11.
X方向电位器 1 - 1、 Υ方向电位器 1-2、 变倍电位器 1-3的导线 1 - 20从摇杆（1-10 )通孔的一端穿入，从另一端穿出，再从外壳（1 - 6 ) 侧面上的孔穿出连接到控制电路 3上，便于将有上述三个电位器发出 控制信号输送到控制电路 3上。 ，  X direction potentiometer 1-1, Υ direction potentiometer 1-2, variable potentiometer 1-3 leads 1-20 pass through one end of the through hole of the rocker (1-10), exit from the other end, and then It is connected to the control circuit 3 through a hole on the side of the casing (1-6), which is convenient for transmitting the control signals sent by the three potentiometers to the control circuit 3. ,
所述与摇杆部分 1连接的控制电路 3是一个单片机电路 3-1， 单 片机电路 3-1包括有： 模拟 /数字转换器 3-2、 中央处理器 CPU3 - 3、 电平转换芯片 3-4; 其中模拟 /数字转换器 3-2的三个输入端与摇杆 部分 1的三个电位器 1-1、 1-2、 1-3的输出端连接， 在模拟 /数字转 换器 3-2的输出端连接中央处理器 CPU3-3; 中央处理器 CPU3- 3的输 出端连接电平转换芯片 3_4输入端；电平转换芯片 3-4的输出端连接 到计算机的串行通讯接口。  The control circuit 3 connected to the joystick part 1 is a single-chip microcomputer circuit 3-1. The single-chip microcomputer circuit 3-1 includes: an analog / digital converter 3-2, a central processing unit CPU3-3, and a level conversion chip 3- 4; where the three input ends of the analog / digital converter 3-2 are connected to the output ends of the three potentiometers 1-1, 1-2, 1-3 of the joystick part 1, and in the analog / digital converter 3- The output of 2 is connected to the central processing unit CPU3-3; the output of the central processing unit CPU3-3 is connected to the input of the level conversion chip 3_4; the output of the level conversion chip 3-4 is connected to the serial communication interface of the computer.
其中模拟 /数字转换器 3-2可外购，例如选用 ADC0809型号芯片， 也可选择带 A/D功能的单片机。 电平转换芯片 3- 4可外购， 例如选用 MA1232型号芯片。  Among them, the analog / digital converter 3-2 can be purchased externally. For example, the ADC0809 type chip is used, and the single-chip microcomputer with A / D function can also be selected. Level conversion chips 3-4 can be purchased externally, for example, MA1232 type chip is used.
其中 X方向电位器 1-1和 Υ方向电位器 1-2输出电压信号控制摄 象机云台角度变化、 变倍电位器 1-3输出电压信号控制画面变倍。  Among them, X-direction potentiometer 1-1 and Υ-direction potentiometer 1-2 output voltage signals to control the camera's pan-tilt angle change, and ZOOM potentiometers 1-3 output voltage signals to control the screen magnification.
下面结合附图对本实用新型操作过程进行说明：  The following describes the operation process of the utility model with reference to the drawings:
首先接通电源，使控制电路 3通电，操作人员手握住手柄套 1 - 12 在平面内任意转动摇杆 1-10， 或者手只转动手柄套 1-12， 都可以使 X方向电位器 1-1、 Y方向电位器 1-2， 或变倍电位器 1-3随之转动改 变电位器的触点位置， 导致电路输出发生变化的电压信号。与上述三 个方向电位器相连的模拟 /数字转换器 3-2将三个电位器的电压信号 分别转换为数据， 并传送给与之相连的中央处理器 1-2， 中央处理器 1-2对这些杂乱无章的数据进行运算处理后得到有用的信息； 中央处 理器 1-2的另一端与电平转换芯片 1-3相连，电平转换芯片 1-3的作 用是对通讯信号电压进行变换，通过电平转换芯片 1-3将有用的数据 发送给计算机的串行通讯接口 C0M1。 上述单片机电路 3-1完成将通 讯信号转变成计算机可以识别的信号。计算机利用这些信息通过网络 或另外的串口 COM2连接被控制的云台摄像机的控制输入端。 First turn on the power and energize the control circuit 3. The operator holds the handle cover 1-12 Rotate the joystick 1-10 arbitrarily in the plane, or just turn the handle cover 1-12, you can make the X-direction potentiometer 1-1, Y-direction potentiometer 1-2, or variable potentiometer 1-3 follow Rotate to change the position of the contact point of the potentiometer, which causes the voltage signal of the circuit output to change. The analog / digital converter 3-2 connected to the three directional potentiometers converts the voltage signals of the three potentiometers into data, and transmits them to the central processing unit 1-2, and the central processing unit 1-2. The messy data is processed and processed to obtain useful information. The other end of the central processing unit 1-2 is connected to the level conversion chip 1-3. The role of the level conversion chip 1-3 is to convert the voltage of the communication signal. The useful data is sent to the serial communication interface C0M1 of the computer through the level conversion chip 1-3. The above-mentioned one-chip computer circuit 3-1 completes the conversion of the communication signal into a signal that can be recognized by the computer. The computer uses this information to connect the control input terminal of the controlled PTZ camera through the network or another serial port COM2.
通过网络控制的连接方式是：计算机的网络接口连接互联网或局 域网， 被控制的云台、 摄像机也连接互联网或局域网。 当搬动摇杆' 1-10向计算机传送摇杆位置改变的数据信号， 该数字信号经过计算 机处理后通过网络接口或串行通讯接口对被控设备发出控制指令，使 得被控制的云台左右或上下转动，转动的方向由搬动摇杆时的方向决 定， 转动的速度由摇杆偏离中心位置的角度决定; 手柄套 1-12的转 动可以控制摄像机镜头的放大倍数。  The connection method through network control is: the network interface of the computer is connected to the Internet or local area network, and the controlled PTZ and camera are also connected to the Internet or local area network. When the joystick '1-10 is moved, the data signal of the joystick position change is transmitted to the computer. After the digital signal is processed by the computer, the control instruction is sent to the controlled equipment through the network interface or serial communication interface, so that the controlled pan / tilt Or up and down, the direction of rotation is determined by the direction when the joystick is moved, and the speed of rotation is determined by the angle of the joystick from the center position; the rotation of the handle cover 1-12 can control the magnification of the camera lens.
本实用新型实现用摇杆代替已有计算机键盘和鼠标，实现云台不 同角度的转动和摄像机画面变倍的控制。  The utility model realizes the use of a joystick to replace the existing computer keyboard and mouse, and realizes the control of the rotation of the PTZ at different angles and the zooming of the camera picture.

Claims

权 利 要 求 Rights request
1.一种控制数字视频监控前端设备的键盘， 其特征是该键盘包 括公知计算机键盘 （2) 的字母键盘部分 （2-1 ); ¾公知计算机键盘 的数字小键盘位置处设置有摇杆部分（1 )和与摇杆部分（1 )连接的 控制电路（3)。  1. A keyboard for controlling a digital video surveillance front-end device, characterized in that the keyboard includes a letter keyboard portion (2-1) of a known computer keyboard (2); ¾ a joystick portion is provided at a position of a numeric keypad of a known computer keyboard (1) and a control circuit (3) connected to the joystick part (1).
2.根据权利要求 1中所述的键盘， 其特征是所述摇杆部分 （1 ) 包括有： 内部设置球座（1-15)的并固定在计算机键盘的数字小键盘 位置处的外壳（1-6)、 带有球体（1-5) 和通孔的摇杆（1-10)、 ) (方 向电位器（1-1 )、 Y方向电位器（1-2)、 变倍电位器（1-3)、 手柄套 2. The keyboard according to claim 1, characterized in that the joystick part (1) comprises: a casing (1-15) with a ball seat (1-15) inside and fixed at the position of the numeric keypad of the computer keyboard ( 1-6), rocker (1-10) with sphere (1-5) and through hole, (direction potentiometer (1-1), Y-direction potentiometer (1-2), variable potentiometer (1-3), handle sleeve
( 1-12)、 位于手柄套 （1 - 12) 内的支座 （1-19); 其中支座 （1 - 19) 下端紧固摇杆（1-10)上端，支座（1-19)上端支撑变倍电位器（1 - 3)， 在变倍电位器（1-3)的旋转轴上紧固有手柄套（1-12); 摇杆（1-10) 的球体 （1-5)转动地吻合在固定在球座 （1-15) 上； X方向电位器(1-12), the support (1-19) located in the handle cover (1-12); the lower end of the support (1-19) is fastened to the upper end of the rocker (1-10), and the support (1-19) ) The upper end supports the variable potentiometer (1-3), and a handle sleeve (1-12) is fastened on the rotating shaft of the variable potentiometer (1-3); the sphere (1- of the rocker (1-10)) 5) Rotationally fit on the ball seat (1-15); X-direction potentiometer
( 1-1 ) 和 Y方向电位器 （1-2)分别固定在 ^壳（1-6) 互相垂直两 侧面上；摇杆（1-10)下端头（1-13)连接有可控制 X方向电位器（1 - 1 )、 Y方向电位器 （1-2) 旋转轴转动的转动装置。 (1-1) and the Y-direction potentiometer (1-2) are fixed on the ^ shell (1-6) on both sides perpendicular to each other. Directional potentiometer (1-1), Y-direction potentiometer (1-2) Rotating device for rotating the rotating shaft.
3.根据权利要求 2中所述的键盘， 其特征是所述使摇杆 （1-10) 下端头（1-13)连接的转动装置包括有： 弧形 X方向滑道（1-4)、 弧 形 Y方向滑道 （1-11 ) 和弹性拨叉 （1-16); 其中 X方向滑道（1 - 4) 的一侧紧固在 X方向电位器 α- 1 )的旋转轴上，其另一侧的轴（1-7) 装有弹性拨叉 （1-16) 后可转动地装在外壳（1-6) 的侧面上； 与 X 方向滑道（1-4) 垂直的 Υ方徇滑道（1-11 ) 的一侧紧固在 Υ方向电 位器（1-2)的旋转轴上，其另一侧的轴（1-17)装有弹性拨叉（1 - 16) 后可转动地装在外壳 （1 - 6 ) 的侧面上； X方向滑道（1-4) 和 Υ方向 滑道（1-11 )上下之间具有间隙的呈十字型设置， 摇杆（1-10) 的下 端头 （1-13) 滑配合装在上下两滑道十字型设置后的中间孔中。 The keyboard according to claim 2, characterized in that the rotating device for connecting the lower end (1-13) of the rocker (1-10) comprises: an arc-shaped slideway (1-4) , Arc Y-direction slide (1-11) and elastic fork (1-16); one side of X-direction slide (1-4) is fastened on the rotation axis of X-direction potentiometer α-1 , The other side of the shaft (1-7) is equipped with an elastic fork (1-16) and is rotatably mounted on the side of the casing (1-6); the vertical to the X-direction slide (1-4) One side of the Υsquare 徇 slide (1-11) is fastened in the direction of Υ On the rotating shaft of the positioner (1-2), the other shaft (1-17) is equipped with an elastic fork (1-16) and is rotatably mounted on the side of the casing (1-6); X The directional slide (1-4) and the Υ-directional slide (1-11) are arranged in a cross shape with a gap between the upper and lower sides. The lower end (1-13) of the rocker (1-10) is slide-fitted on the upper and lower sides. In the middle hole after the cross-shaped slideway is set.
4.根据权利要求 3中所述的键盘，其特征是所述弹性拨叉（1-16) 由形状对称相互交叉， 其中间部位装有轴 （1-7) 和 （1-17) 的两个' 半拨叉（1-16-1 )和 （ 16- 2)组成； 弹性拨叉（1-16) —端两个半 拨叉中间装有 X方向滑道 （1-4)、 Υ方向滑道 （1-11 ) 的撞块， 弹性 拨叉 ( 1-16) 另一端之间装有弹簧 ( 1-8)、 ( 1-18)。  The keyboard according to claim 3, characterized in that the elastic shift forks (1-16) cross each other symmetrically, and two shafts (1-7) and (1-17) are mounted in the middle portion thereof. A 'half shift fork (1-16-1) and (16-2); elastic shift fork (1-16) — two half shift forks at the end are equipped with X direction slideways (1-4), Υ direction Springs (1-8) and (1-18) are installed between the other end of the sliding block (1-11) and the elastic fork (1-16).
5.根据权利要求 2中所述的键盘，其特征是 X方向电位器（1-1 )、 Υ方向电位器（1-2)、变倍电位器（1-3)的导线（1-20)从摇杆（1-10) 通孔一端穿入， 从另一端穿出， 再从外壳 （1-6 ) 侧面上的孔穿出连 接到控制电路 （3 ) 上。  The keyboard according to claim 2, characterized in that the wires (1-20) of the X-direction potentiometer (1-1), the Υ-direction potentiometer (1-2), and the variable magnification potentiometer (1-3) ) Pass through one end of the through hole of the rocker (1-10), exit from the other end, and then connect to the control circuit (3) through the hole on the side of the housing (1-6).
6.根据权利要求 2中所述的键盘， 其特征是所述与摇杆部分（1 ) 连接的控制电路 （3) 是一个单片机电路 （3-1 )， 单片机电路 （3 - 1 ) 包括有： 模拟 /数字转换器 （3-2)、 中央处理器 CPU (3-3)、 电平转 换芯片（3-4); 其中模拟 /数字转换器（3-2) 的三个输入端与摇杆部 分（1) 的三个电位器（1-1 )、 （1-2)、 ( 1-3) 的输出端连接， 在模拟 /数字转换器 (3-2) 的输出端连接中央处理器 CPU (3-3)； 中央处理 器 CPU (3-3) 的输出端连接电平转换芯片 （3-4) 输入端； 电平转换 芯片 （3-4) 的输出端连接到计算机的串行通讯接口。  The keyboard according to claim 2, characterized in that the control circuit (3) connected to the joystick part (1) is a single-chip circuit (3-1), and the single-chip circuit (3-1) includes : Analog / digital converter (3-2), central processing unit CPU (3-3), level conversion chip (3-4); three input terminals of analog / digital converter (3-2) The output of the three potentiometers (1-1), (1-2), (1-3) of the rod part (1) are connected, and the output of the analog / digital converter (3-2) is connected to the central processing unit. The output of the CPU (3-3); the output of the central processing unit CPU (3-3) is connected to the input of the level conversion chip (3-4); the output of the level conversion chip (3-4) is connected to the serial port of the computer Communication Interface.
PCT/CN2003/001142 2003-10-24 2003-12-30 A keyboard for controlling digital video monitor front-end devices WO2005041012A1 (en)

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WO2007035988A1 (en) * 2005-09-27 2007-04-05 Spatial Freedom Holdings Pty Ltd An interface for computer controllers
US7345599B2 (en) 2005-07-11 2008-03-18 Microsoft Corporation Computer keyboard

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US5874944A (en) * 1996-11-13 1999-02-23 Vlsi Technology, Inc. Variable voltage detector power-up and power-down circuit for a joystick interface
US6496653B2 (en) * 2000-07-26 2002-12-17 Matsushita Electric Industrial Co., Ltd. Camera operating apparatus
CN2548203Y (en) * 2002-05-23 2003-04-30 深圳市科康达电子有限公司 Multifunctional control keyboard for monitoring use

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US4575591A (en) * 1984-04-23 1986-03-11 Lugaresi Thomas J Joystick attachment for a computer keyboard
US5874944A (en) * 1996-11-13 1999-02-23 Vlsi Technology, Inc. Variable voltage detector power-up and power-down circuit for a joystick interface
CN2305707Y (en) * 1997-07-08 1999-01-27 精模企业股份有限公司 Swing rod device for computer keyboard
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CN2548203Y (en) * 2002-05-23 2003-04-30 深圳市科康达电子有限公司 Multifunctional control keyboard for monitoring use

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US7345599B2 (en) 2005-07-11 2008-03-18 Microsoft Corporation Computer keyboard
WO2007035988A1 (en) * 2005-09-27 2007-04-05 Spatial Freedom Holdings Pty Ltd An interface for computer controllers

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