WO2013139009A1

WO2013139009A1 - Remote control-type emergency lamp

Info

Publication number: WO2013139009A1
Application number: PCT/CN2012/072725
Authority: WO
Inventors: 刘益全
Original assignee: 深圳市讯宇创科技有限公司
Priority date: 2012-03-21
Filing date: 2012-03-21
Publication date: 2013-09-26

Abstract

A remote control-type emergency lamp comprises a power source module, a charging management module, a battery protection module, a central processing unit, a remote control module and an illumination module. The power source module, the charging management module, the battery protection module, a battery and the central processing unit are connected in sequence. The central processing unit is also connected to the control module and the illumination module. The power source module inputs mains supply, and charges the battery after the mains supply passes through the charging management module and the battery protection module. The battery supplies power to the central processing unit and the illumination module. The remote control module accepts a remote control signal and converts same into a control signal and inputs same into the central processing unit. The central processing unit outputs the operating states for controlling the illumination module, including power failure emergency, ON/OFF, and dimming or timing, thereby being able to achieve the operations of remote control ON/OFF, stepless dimming, piecewise dimming, and timing control of the lighting time of the emergency lamp.

Description

Remote control emergency light

The utility model relates to a lighting device, in particular to a remote control type emergency lamp. Background technique

Emergency light is the general name of the lamps used for emergency lighting. The emergency lighting system mainly includes emergency lighting, emergency exit signs and indicator lights. It is a device that guides trapped people or staff to leave safely after normal lighting cuts off the power. In daily life, the existing emergency lights do not have the remote control function, and the emergency lights are often set higher, in order to prevent the ordinary people from encountering misoperations, so the operation is very troublesome for the manager, and it is difficult to satisfy the public. Demand. Utility model content

The purpose of the utility model is to overcome the above drawbacks and to provide a remote control type emergency light. The object of the present invention is achieved as follows: A remote control emergency light, comprising a power module, a charging management module, a battery protection module, a central processing unit, a remote control module and a lighting module; the power module, a charging management module, and a battery The protection module, the battery and the central processing unit are connected in sequence, and the central processing unit is further connected to the control module and the lighting module; the power supply module inputs the utility power through the charging management module and the battery protection module to charge the battery; the battery is a central processing unit and The lighting module receives power; the remote control module receives the remote control and converts it into a control signal input to the central processor; the central processor output control lighting module includes a power failure emergency, on/off, dimming or timing working state;

In the above structure, the charging management module includes a charging indicating unit, and the charging indicating unit includes at least two indicator lights having different colors;

In the above structure, the charging indicating unit includes a third triode, a twenty-third resistor, a twenty-four resistor, a twenty-fifth resistor, and an indicator connector; the base of the third transistor is The twenty-four resistor is connected to the battery protection module, and the collector of the third triode is connected to one end of the indicator connector via the twenty-five resistors, and the other end of the indicator connector is connected to the third transistor via the twenty-third resistor. Extremely

In the above structure, the remote control module includes an infrared receiving head. In the above structure, the remote control module further includes a current limiting resistor and a filter capacitor. The power module inputs the power supply pin of the infrared receiving head through the current limiting resistor and the filter capacitor, and the output pin output of the infrared receiving head is connected to the central processing unit.

In the above structure, the battery protection module includes a fourth power chip, a five power chip, and a second filter circuit; the fourth power chip includes first to fourth ports, and the five power chips include first and second ports; The third port of the four power chip is connected to the first port of the five power chips, the fourth port of the fourth power chip is connected to the second port of the five power chips; the second port of the fourth power chip is grounded; the second filter The input end of the circuit is connected to the battery connection end, and the output end of the second filter circuit is connected to the first port of the fourth power supply chip.

In the above structure, the second filter circuit includes a twenty-first resistor and a nineteenth capacitor; one end of the second eleventh resistor is connected to the battery connection end, and the other end is connected to the nineteenth capacitor and grounded; Connecting a common junction of the resistor and the nineteenth capacitor to the first port of the fourth power chip;

In the above structure, the five power supply chips include two sets of MOS tubes.

The utility model has the beneficial effects that the power supply module, the charging management module, the battery protection module, the central processing unit, the remote control module and the lighting module are integrated, so that the emergency light can realize remote on/off, stepless dimming and segmentation adjustment. Light, timing control lighting operation. When the power is cut off, the emergency lighting is automatically realized and automatically turned off within the set time. When there is no mains or power failure, it can be remotely turned on/off to realize the lighting. DRAWINGS

The specific structure of the utility model is described in detail below with reference to the accompanying drawings.

Figure 1 is a block diagram of the circuit of the present invention;

2 is a circuit diagram of a specific embodiment of the present invention.

1-Central controller peripheral circuit; 2-Charging management module peripheral circuit; 3-Battery protection module peripheral circuit; 4-Lighting module peripheral circuit; 5-Power module peripheral circuit; 6-Infrared receiving

detailed description

In order to explain in detail the technical content, structural features, achieved goals and effects of the present invention, The following is a detailed description in conjunction with the embodiments and the accompanying drawings.

Referring to FIG. 1 , the utility model relates to a remote control emergency light, which comprises a power module, a charging management module, a battery protection module, a central processing unit, a remote control module and a lighting module. The power module, the charging management module, the battery protection module, the battery and the central processor are sequentially connected, and the power module inputs the utility power through the charging management module and the battery protection module to charge the battery, and the battery is responsible for powering the central processing unit and the lighting module. . The central processing unit is also connected with a control module and a lighting module. The remote control module receives the remote control and converts it into a control signal input to the central processing unit. The central processing unit outputs the control lighting module including on/off, dimming or timing work. status.

As an embodiment, the charging management module includes a charging indicating unit, and the charging indicating unit includes at least two indicator lights of different colors, so that the user can quickly obtain the charging condition through the indicator light.

2 is a circuit diagram of a specific embodiment of the present invention, including a peripheral circuit 1 of the central controller, a peripheral circuit 2 of the charging management module, a peripheral circuit 3 of the battery protection module, a peripheral circuit 4 of the lighting module, and a peripheral circuit 5 of the power module Infrared receiver 6.

The power module of this circuit uses a switching power supply unit to form a power supply circuit to provide operating voltage for the LED panel of the lighting module. At the same time, the switching power supply also provides the battery charging voltage. Provide a reference voltage for the central controller MCU emergency control circuit.

The charge management module provides an accurate voltage for the battery and also provides control voltage for the IR receiver IR and the central controller MCU control circuit.

The central controller MCU controls and controls the lighting module including power failure emergency, on/off, dimming or timing.

The battery protection module is designed to prevent the battery from being overcharged, over-discharged, excessive current, resulting in reduced battery life or battery damage. It has a high accuracy voltage detection and time delay circuit. Low operating current, over current protection reset, small package. It provides safe and reliable battery charging and discharging.

The lighting module voltage is provided by the switching power supply unit. The switching power supply unit has an output constant current and a constant voltage, and provides a good working voltage for the LED light board. When the utility power is connected, the switching power supply works, and is rectified by the sixth diode D6. The ninth capacitor C9 and the fifteenth capacitor C15 are filtered to be LEDs For working DC voltage.

The other winding of the transformer T1 of the switching power supply unit is current-limited by R4, D5 is rectified, and C16 filtering provides a DC voltage. Ql, thyristor TL1 constitutes a voltage regulator circuit, R15 controls Q1 conduction size, C17 makes thyristor TL1 work stably, and R16 and R17 form a sampling resistor to provide a stable working voltage for battery charging. This voltage is limited by D11 to charge the battery. The twenty-first resistor R21 current limit, C19 filter provides U4 with working voltage protection circuit controlled by U4, U5, to control battery overcharge, over discharge, over current and so on. U5 is internally composed of two sets of MOS tubes, which reduce the internal resistance of the battery. The U4 and U5 work are low-power micro-amps, which makes the product have a long standby.

The charging management module peripheral circuit 2 includes a third transistor Q3, a twenty-third resistor R23, a twenty-four resistor, a twenty-fourth resistor R24, a twenty-fifth resistor R25, and an indicator connector LEDL, wherein the third three poles The base of the tube Q3 is connected to the battery protection module via the twenty-fourth resistor R24, and the collector of the third transistor Q3 is connected to the LED connector 1-1 via the twenty-fifth resistor R25, and the other end of the indicator connector LED1 The emitter of the third transistor Q3 is connected via the twenty-third resistor R23.

The third transistor Q3, the twenty-third resistor R23, the twenty-fourth resistor R24, the twenty-fifth resistor R25, and the protection circuit form a red-green indicating circuit. When the mains access battery charging protection circuit works, the base current of the third transistor Q3 passes through the protection circuit of the 24th resistor R24, and the third transistor Q3 is turned on, and the current passes through the third three poles. Tube Q3 and the twenty-fifth resistor R25 illuminate a red indicator light to indicate that the circuit is charging. When the battery is full, the protection circuit stops working due to overcharging. The base of the third transistor Q3 is turned off because there is no ground current. At this time, the current is illuminated by the second indicator resistor R23 to indicate that the battery is full. Electricity.

In the battery protection module peripheral circuit 3, the battery protection module includes a fourth power chip U4, a five power chip U5, and a filter circuit; the fourth power chip U4 includes first to fourth ports, and the five power chips U5 include the first and the The second port of the fourth power chip U4 is connected to the first port of the five power chip U5, the fourth port is connected to the second port of the five power chip U5; the second port of the fourth power chip U4 is grounded; The input end of the filter circuit is connected to the battery connection end, and the output end is connected to the first port of the fourth power supply chip U4. Further, the filter circuit includes a twenty-first resistor R21 and a nineteenth capacitor C19; One end of the resistor R21 is connected to the battery connection end, and the other end is connected to one end of the nineteenth capacitor and then grounded; the common junction of the twenty-first resistor R21 and the nineteenth capacitor C19 is connected to the first port of the fourth power chip U4. Specifically, the five power chip U5 includes two sets of MOS tubes. The battery protection module protects the battery from overcharging, overdischarging, and excessive current, which affects battery life. It has high-accuracy voltage monitoring and time delay circuit with low operating current, overcurrent protection reset, and small The sub-assembly features provide a safe and reliable working environment for battery charging and discharging.

Different from the usual emergency lights, this product incorporates remote control lighting control:

The user can use the remote control to achieve on/off function, stepless dimming, four-level brightness selection, and four timing options. The receiving part is composed of a central controller U6, an infrared receiving head IR infrared receiving head and a peripheral driving control circuit. The forty-fourth resistor R44 current limit thirty-seventh capacitor C37 filter, for the infrared receiver head IR infrared receiver provides working power. The IR receiver output pin is connected to pin 7 of the central controller U6. The signal received by the infrared is transmitted directly to the central controller U6. The eighteenth capacitor C18 is a filter capacitor, which makes the central controller U6 work stably. When the mains is connected, the stable voltage provided by Q1 is connected to the 4th pin of the central controller MCU. The central controller MCU detects that the 4 pin is at a high potential and the internal circuit operates. The 5-pin output is low, and the second MOS transistor Q2 controls the extremely high potential due to the action of the seventh diode D7, and the second MOS transistor Q2 does not operate. The forty-first resistor R41 is a current limiting resistor, and the eighth diode D8 is a buck control. Due to the low potential output of the 5 pin, the fourth MOS transistor Q4 is turned on, and the LED is highlighted. At this time, the user operates the remote controller to issue an instruction, and the central controller U6 is responsible for decoding and making corresponding commands, and the LED lamp is controlled by the fourth MOS transistor Q4.

Correspondingly, the following operation functions can be set on the remote controller:

1, ON / OFF button;

2, brightness is infinite + or -;

3, four levels of brightness selection;

4. Timing control button;

5. Emergency ON/OFF button.

Remote control emergency lighting:

When the mains is disconnected, the 4th pin of the central controller U6 is low, and the central controller U6 is inside. Detection, 5 pin output low potential, after R45 current limit, control the second MOS tube Q2 to conduct, the battery current through the second MOS tube Q2 illuminate the LED array required for emergency. The central controller U6 internally counts the lighting timing control. After the preset time is reached, the central controller U6 internally controls the 5 pin to stop outputting, and the LED light is off. At this time, if you need to turn on the light again, just press the remote control emergency light button, the infrared receiving head receives this signal and is decoded by the central controller U6. The internal processing is controlled by the 5-pin low potential output. The LED is again lit by the second MOS transistor Q2.

The connection relationship between the remaining charging management module, the lighting module and the power module in the circuit of the present embodiment has been described in the patent that I have previously applied for, and can be referred to the Chinese patent, Patent No.: 201120426175.0, which is not redundant here.

The above description is only an embodiment of the present invention, and thus does not limit the scope of the patent of the present invention. Any equivalent structural transformation made by using the specification and the drawings of the present invention may be directly or indirectly applied to other related technical fields. The same is included in the scope of patent protection of the present invention.

Claims

Claim

1. A remote control emergency light, characterized in that: it comprises a power module, a charging management module, a battery protection module, a central processing unit, a remote control module and a lighting module; the power module, a charging management module, a battery protection module, a battery And the central processing unit is connected in sequence, the central processing unit is further connected to the control module and the lighting module; the power supply module inputs the utility power through the charging management module and the battery protection module to charge the battery; the battery is powered by the central processing unit and the lighting module; The remote control module receives the remote control and converts it into a control signal input to the central processor; the central processor output control lighting module includes a power failure emergency, on/off, dimming or timing operation state.

2. The remote-type emergency light of claim 1, wherein: the charging management module comprises a charging indicating unit, and the charging indicating unit comprises at least two indicator lights of different colors.

3. The remote control type emergency light according to claim 2, wherein: the charging indicating unit comprises a third triode, a twenty-third resistor, a twenty-four resistor, a twenty-fifth resistor and an indicator light connection. The base of the third triode is connected to the battery protection module via the twenty-fourth resistor, and the collector of the third triode is connected to one end of the indicator connector via the twenty-five resistors of the ground, and the other end of the indicator connector The emitter of the third transistor is connected via a twenty-third resistor.

4. The remote type emergency light of claim 1, wherein: the remote control module comprises an infrared receiving head.

The remote control emergency light according to claim 4, wherein: the remote control module further comprises a current limiting resistor and a filter capacitor, and the power module inputs the power supply pin of the infrared receiving head through the current limiting resistor and the filter capacitor, and the infrared receiving The output pin output of the head is connected to the central processing unit.

The remote control type emergency light according to claim 1, wherein: the battery protection module comprises a fourth power chip, a five power chip, and a second filter circuit;

The fourth power chip includes first to fourth ports, and the five power chips include first and second ports;

The third port of the fourth power chip is connected to the first port of the five power chips, the fourth port of the fourth power chip is connected to the second port of the five power chips; the second port of the fourth power chip is grounded;

The input end of the second filter circuit is connected to the battery connection end, and the output of the second filter circuit The end is connected to the first port of the fourth power chip.

The remote control type emergency light according to claim 6, wherein: the second filter circuit comprises a twenty-first resistor and a nineteenth capacitor;

One end of the twenty-first resistor is connected to the battery connection end, and the other end is connected to the nineteenth capacitor and then grounded; the twenty-first resistor and the nineteenth capacitor are connected to the first port of the fourth power chip.

8. The remote control emergency light according to claim 6, wherein: said five power supply chips comprise two sets of MOS tubes.