WO2017020827A1 - Module de collecte d'informations sur l'énergie intelligent, compact et intégré - Google Patents

Module de collecte d'informations sur l'énergie intelligent, compact et intégré Download PDF

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Publication number
WO2017020827A1
WO2017020827A1 PCT/CN2016/093014 CN2016093014W WO2017020827A1 WO 2017020827 A1 WO2017020827 A1 WO 2017020827A1 CN 2016093014 W CN2016093014 W CN 2016093014W WO 2017020827 A1 WO2017020827 A1 WO 2017020827A1
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WO
WIPO (PCT)
Prior art keywords
power information
sampling unit
cable
module
under test
Prior art date
Application number
PCT/CN2016/093014
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English (en)
Chinese (zh)
Inventor
颜庭乔
马成有
殷东明
杨飞
Original Assignee
南京新联电子股份有限公司
南京新联电能云服务有限公司
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Application filed by 南京新联电子股份有限公司, 南京新联电能云服务有限公司 filed Critical 南京新联电子股份有限公司
Publication of WO2017020827A1 publication Critical patent/WO2017020827A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere

Definitions

  • the present invention relates to electrical information monitoring techniques, and more particularly to an integrated small smart power information collection module. Background technique
  • the current transformer in the existing monitoring device is composed of a primary transformer and a secondary transformer (generally called an instrument transformer, which is installed in the collector), which is large in size and high in cost, and is limited by the installation space on site. Installation is difficult, and even some branch circuits need to be modified to install; there are many branch circuits in the power unit, and each branch circuit needs to be connected to current transformers, collectors, communication modules, etc., and the equipment cost is high; The voltage signal is connected to each branch, and the power failure operation is required during installation to affect the production and operation activities of the power unit. There are many on-site access cables, and even professional wiring is required. The installation difficulty and workload are large, and the construction cost is high. High and long construction period. Summary of the invention
  • the technical problem to be solved by the present invention is to provide an integrated small intelligent power information collection module, which solves the problems of large size, high cost, and difficult installation of existing monitoring equipment, and affects the production of power units during the installation process. Operational issues.
  • the force information collecting module comprises: a module base, a power access and voltage sampling unit disposed on the base of the module, and a circuit board connected to the power access and voltage sampling unit.
  • the module base and the power access and voltage sampling unit jointly clamp the cable under test so that the power information acquisition module is stuck on the cable under test, and the power access and voltage sampling unit are driven by the self-contained
  • the tip mechanism pierces the insulation of the cable under test, thereby sampling the voltage of the conductive core of the cable under test.
  • Embodiments of the present invention also provide an integrated small intelligent power information collection module, including: a power supply access and voltage sampling unit, a current sampling unit, a cable temperature detecting component, a circuit board, and a branch neutral wiring port. , module base. Wherein, the power access and voltage sampling unit and the current sampling unit are connected to the module base, the cable temperature detecting component is installed at the bottom of the tested cable, the circuit board is installed in the module base, and the branch neutral wiring port is connected to the power information. In the acquisition module.
  • the power access and voltage sampling unit and the current sampling unit are shared module bases, and the branch zero line is connected to the power information acquisition module by the branch zero line connection port, and the circuit board in the module base can be performed.
  • Signal processing and transmission, cable temperature detecting component is installed at the bottom of the cable to be tested, the temperature of the cable surface can be detected, the insulating sleeve and the crimping block are tightly pressed together with the cable under test, and the insulating sleeve and/or the crimping block have ⁇ Needle, during the extrusion process, the ⁇ pin can be connected to the cable conductive core through the cable insulation layer to carry out voltage collection, so that the power information acquisition module can be directly hung on the cable under test, and the mechatronic design makes the power information The acquisition module is small in size and easy to install.
  • the advantages and features of the integrated small intelligent power information acquisition module are: Mechatronics design, realizing the fusion of the traditional primary current transformer and the secondary current transformer, the volume Compact, lightweight, low cost; integrated power supply and voltage sampling unit and current sampling unit, the voltage signal can be collected, the current signal can be collected, and the cable surface can be realized only by installing the power information acquisition module. Monitoring function such as temperature acquisition; In the process of installing the power information acquisition module, the branch circuit does not need to be powered off. Only the opening card mechanism is used to connect the power information acquisition module to the cable under test, and the cable is squeezed through the pressure block.
  • the ⁇ pin is connected to the cable conductive layer through the cable insulation layer, and the conductor pin introduces the voltage signal into the power information acquisition module to supply power to the power information acquisition module, and realizes functions such as voltage sampling, current sampling and data transmission, and is simple to install and convenient to operate. , construction speed is fast, low cost, in During the installation process, there is no impact on the production and operation of the electricity unit.
  • Figure 1 is a structural view of the overall installation of the present invention
  • FIG. 1 is an open structure diagram before installation
  • FIG. 3A is a power supply access and voltage sampling structure diagram
  • FIG. 3B is an enlarged structural view of the lancet of FIG. 3A;
  • FIG. 4 is a current sampling structure diagram.
  • an integrated small intelligent power information collection module includes: a power supply access and voltage sampling unit 1, a current sampling unit 2, a cable temperature detecting component 3, a circuit board 4, and a branch neutral wiring. Port 5, module base 6.
  • the power supply access and voltage sampling unit 1, the current sampling unit 2 is connected to the module base 6, the cable temperature detecting component 3 is installed at the bottom of the tested cable L, the circuit board 4 is installed in the module base 6, and the branch neutral line
  • the wiring port 5 is connected to the power information collecting module;
  • the power supply access and voltage sampling unit 1 and the current sampling unit 2 share the module base 6, and the branch circuit neutral line Z is connected to the power information collection by the bypassed neutral connector port 5 through the plugged connector.
  • the circuit board 4 in the module base 6 can perform signal processing and transmission, and a cable temperature detecting component 3 is installed at the bottom of the tested cable L to detect the cable surface temperature, the insulating sleeve 1-7, the crimping block 1- 5
  • the cable L is tightly pressed together, so that the power information collecting module can be directly hung on the cable L to be tested.
  • the mechatronic design makes the power information collecting module small in size and convenient to install.
  • the power supply access and voltage sampling unit 1 includes: a crimping bracket 1-1, a crimping bracket rotating shaft 1-2, and a tightening crimping bracket fixing member 1-3.
  • the pressure wire bracket 1-1 is connected to the pressure wire support rotating shaft 1-2, and the wire clamping frame fixing member 1-3 fixes the current sampling unit upper cover 2-1 on the module base;
  • the current sampling unit 2 It includes a current sampling unit upper cover 2-1 and a current sampling upper cover rotating shaft 2-2.
  • the current sampling unit upper cover 2-1 is connected to the current sampling upper cover rotating shaft 2-2.
  • the crimping bracket 1-1 can be rotated along the reel shaft 1-2, and the current sampling unit upper cover 2-1 can be rotated along the current sampling upper cover shaft 2-2.
  • the power supply access and voltage sampling unit 1 further includes: a rotary crimping screw 1-4, a crimping block 1-5, a pin 1-6, and an insulating sleeve 1-7.
  • the rotary crimping screw 1-4 is connected to the crimping block 1-5, and the needle tip of the cymbal 1-6 is disposed corresponding to the insulating layer of the cable L to be tested, and the periphery of the tested cable L is absolutely Edge set 1-7.
  • rotate the crimping screw 1-4 push the crimping block 1-5 to squeeze the cable L to be tested, the needle
  • the tip of the 1- 6 is pierced through the insulating layer of the cable L to be tested and the conductive core M of the cable L to be tested, so that the signal in the cable L to be tested can be introduced into the power information collecting module.
  • the power supply is also provided to the circuit board and the sampling chip of the power information acquisition module through the neutral signal connected from the zero line connection port 5 of the branch.
  • the insulating sleeve 1-7 is an insulating flexible material. After being pressed against the cable L to be tested, it is closely adhered to the outer insulating layer of the tested cable L to provide safety protection and fixing. At the same time, the thimble 1-6 can be removed during disassembly. Eject the cable.
  • FIG. 3B is an enlarged structural view of the boring needle of FIG. 3A.
  • the cymbals 1-6 can be disposed on the insulating sleeve 1-7, and the cymbals 1-6 can also be disposed at the crimping blocks 1-5.
  • Upper, the thimbles 1-6 can also be disposed on the insulating sleeve 1-7 and the crimping blocks 1-5 at the same time.
  • the ⁇ 1-6 is the tip mechanism of the power supply and voltage sampling unit 1 , and the ⁇ 1-6 is broken by an external force (for example, an external force applied by a rotary crimping screw 1-4, a spring, etc.)
  • the insulating layer of the cable L to be tested thereby causing the pin 1-6 to be in contact with the conductive core M of the cable L to be tested, the voltage of the cable L to be tested can be sampled, and the power on the cable L to be tested can also be used to collect power information.
  • the module is powered.
  • the current sampling unit 2 further includes: a magnetic core 2-3 that closes the magnetic circuit and a sampling chip 2-4.
  • the magnetic core 2-3 in the current collecting unit 2 of the power information collecting module installed and fixed on the cable L to be tested forms a closed magnetic circuit
  • the sampling chip 2-4 senses the cable to be tested through the magnetic core 2-3.
  • the magnetic field change caused by the change of the L current realizes current sampling, that is, the magnetic core 2-3 of the closed magnetic circuit and the sampling chip 2-4 sense the magnetic field change caused by the change of the current of the measured cable L, thereby realizing current sampling.
  • the current sampling unit 2 After the current sampling unit 2 is connected to the cable L to be tested, the current signal sensed from the cable L to be tested is directly transmitted to the circuit board 4 for sampling operation, and the signal sensed after passing through the secondary current transformer is not required. Passed to the board 4 for acquisition operations.
  • a cable temperature detecting element 3 is mounted at the bottom of the insulating sleeve 1-7 for detecting the surface temperature of the cable.
  • the thimbles 1-6 are electrically conductive materials, and the remaining components that are in contact with the cable L to be tested (e.g., the crimping blocks 1-5, ⁇ pins 1-7) are all insulating materials.
  • the power supply access and voltage sampling unit 1 and the current sampling unit 2 are both open-ended design, and the power supply access and voltage sampling unit 1, the current sampling unit 2 and the module base 6 complete the clamping of the cable L to be tested.
  • Voltage sampling and current sampling upper cover part ie, crimping bracket 1-1 and current sampling unit upper cover
  • Both can be rotated and opened. After opening, the power information acquisition module can be removed from the cable L to be tested.
  • the crimping block 1-5 extrudes the cable to connect the pin 1-6 through the cable insulation layer to the conductive core M, and the conductive pin 1-6 introduces a voltage signal into the module base as a power information acquisition module.
  • Power supply and voltage Sampling signals, insulation sleeves 1-7 provide insulation protection and prevent the crimping screws 1-4 from loosening and disassembling to act as a dome.
  • the cable temperature detecting element 3 is mounted in the module base 6, and the cable temperature detecting element 3 and the cable L to be tested are isolated by the insulating sleeve 1-7, thereby ensuring that the cable temperature detecting element 3 can measure the cable L to be tested.
  • the surface temperature is again insulated from the cable L under test.
  • the cable temperature detecting element 3 transmits the detected cable temperature information to the circuit board 4 in the power information collecting module, thereby detecting whether the temperature of the cable under test L is within an allowable range.
  • the insulating sleeve 1-7 and the crimping block 1-5 which are in contact with the cable L to be tested are made of insulating and high-voltage resistant materials, and the live parts are provided by an insulating sleeve. 1-7 package, all parts in contact with the installer during installation are insulated from the cable L to be tested, so it can be installed with power, that is, during the process of installing the power information acquisition module, the branch circuit does not need to be powered off.

Abstract

L'invention concerne un module de collecte d'informations sur l'énergie intelligent, compact et intégré. Le module de collecte d'informations sur l'énergie comprend : une base de module (6), une unité d'accès à l'énergie et d'échantillonnage de tension (1) disposée sur la base de module (6), et une carte de circuit imprimé (4) connectée à l'unité d'accès à l'énergie et d'échantillonnage de tension (1), un câble d'alimentation d'essai (L) étant serré par la base de module (6) et l'unité d'accès à l'énergie et d'échantillonnage de tension (1) de sorte que le module de collecte d'informations sur l'énergie vient en prise avec le câble d'alimentation d'essai (L), et que l'unité d'accès à l'énergie et d'échantillonnage de tension (1) pousse un mécanisme pointu de ce dernier pour percer une couche d'isolation du câble d'alimentation d'essai (L) de manière à échantillonner une tension d'une âme conductrice (M) du câble d'alimentation d'essai (L). Le module de collecte d'informations sur l'énergie se caractérise par une taille compacte, un poids léger et un faible coût, et il peut être installé facilement. De plus, l'invention peut surveiller efficacement les informations sur l'utilisation de l'énergie ainsi que la qualité de l'énergie d'une branche de boucle d'utilisation de l'énergie, ce qui permet de réaliser une gestion précise de l'utilisation de l'énergie.
PCT/CN2016/093014 2015-08-04 2016-08-03 Module de collecte d'informations sur l'énergie intelligent, compact et intégré WO2017020827A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510469865.7 2015-08-04
CN201510469865.7A CN105021929B (zh) 2015-08-04 2015-08-04 一体化小型智能电力采集模块

Publications (1)

Publication Number Publication Date
WO2017020827A1 true WO2017020827A1 (fr) 2017-02-09

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ID=54412043

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Application Number Title Priority Date Filing Date
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CN (1) CN105021929B (fr)
WO (1) WO2017020827A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105021929B (zh) * 2015-08-04 2017-11-14 南京新联电子股份有限公司 一体化小型智能电力采集模块
CN106356789B (zh) * 2016-08-17 2018-06-26 国网天津节能服务有限公司 不断电安装能效监测终端及其安装方法
CN106841735B (zh) * 2017-02-17 2023-05-12 南京天溯自动化控制系统有限公司 电力采集器及其能耗监测方法
CN107658702A (zh) * 2017-10-30 2018-02-02 广州番禺电缆集团有限公司 一种多功能柜保装置
CN107819214A (zh) * 2017-11-01 2018-03-20 深圳供电局有限公司 一种智能化低压接地装置
CN108318079A (zh) * 2018-03-23 2018-07-24 珠海多监测科技有限公司 一种电量和温度监测复合型传感器及电缆状态监测系统
CN108226611A (zh) * 2018-03-29 2018-06-29 南京新联电子股份有限公司 环保监测设备
CN108761190A (zh) * 2018-07-28 2018-11-06 贵州航天天马机电科技有限公司 一种小型化电流采集模块
CN110940852A (zh) * 2019-11-05 2020-03-31 江苏三希科技股份有限公司 一种防作弊的电量监测方法、系统及装置

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CN103983902A (zh) * 2014-04-18 2014-08-13 西安交通大学 一种确定交流电缆交联聚乙烯绝缘电压耐受指数的方法
CN104483599A (zh) * 2014-12-22 2015-04-01 江苏创业信息科技有限公司 一体化线路故障定位及线损精细化管理设备
US9046558B2 (en) * 2013-11-05 2015-06-02 Gregory Hubert Piesinger Apparatus and method for determining the status and phase of an electric power cable
CN105021929A (zh) * 2015-08-04 2015-11-04 南京新联电子股份有限公司 一体化小型智能电力采集模块
CN204832384U (zh) * 2015-08-04 2015-12-02 南京新联电子股份有限公司 一体化小型智能电力采集模块
WO2016112153A2 (fr) * 2015-01-07 2016-07-14 Gustav Klauke Gmbh Procédé de sectionnement d'un câble d'alimentation électrique, ou d'une section de brin, dispositif correspondant, et dispositif de coupe

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4388667A (en) * 1980-02-25 1983-06-14 Consan Pacific Incorporated Control of static neutralization
CN1415969A (zh) * 2001-10-30 2003-05-07 韩电Kdn株式会社 用于测量配电低压线的电压/电流的探测器
US9046558B2 (en) * 2013-11-05 2015-06-02 Gregory Hubert Piesinger Apparatus and method for determining the status and phase of an electric power cable
CN103983902A (zh) * 2014-04-18 2014-08-13 西安交通大学 一种确定交流电缆交联聚乙烯绝缘电压耐受指数的方法
CN104483599A (zh) * 2014-12-22 2015-04-01 江苏创业信息科技有限公司 一体化线路故障定位及线损精细化管理设备
WO2016112153A2 (fr) * 2015-01-07 2016-07-14 Gustav Klauke Gmbh Procédé de sectionnement d'un câble d'alimentation électrique, ou d'une section de brin, dispositif correspondant, et dispositif de coupe
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CN204832384U (zh) * 2015-08-04 2015-12-02 南京新联电子股份有限公司 一体化小型智能电力采集模块

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