CN103092184B - A kind of automatic testing stand of integrated protection and monitoring device - Google Patents
A kind of automatic testing stand of integrated protection and monitoring device Download PDFInfo
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- CN103092184B CN103092184B CN201210580624.6A CN201210580624A CN103092184B CN 103092184 B CN103092184 B CN 103092184B CN 201210580624 A CN201210580624 A CN 201210580624A CN 103092184 B CN103092184 B CN 103092184B
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Abstract
The invention discloses a kind of automatic testing stand of integrated protection and monitoring device, it is characterized in that: described test board is divided into working power to control instruction exporting and indicate test circuit, isolating switch breaker tripping and closing with trip protection and indicate test circuit, On-off signal test circuit, communication test circuit, signal test circuit five circuit units, the connection terminal of each circuit unit accesses integrated protection and monitoring device respectively by connection circuit, owing to adopting above-mentioned structure, the invention has the advantages that: 1, realize the automatic test to integrated protection and monitoring device; 2, simple to operate; 3, adopt air pressure to drive some pin to dock, eliminate the inconvenience of each plug outside terminal, saved cost of labor, add the effect of test electric device automatically; 4, economic and practical, firm, long service life; 5, adopt Modular function design, circuit design is short and sweet, takes into full account compactedness and the convenience of each device.<!--1-->
Description
Technical field
The present invention relates to the test of integrated protection and monitoring device, particularly a kind of automatic testing stand of integrated protection and monitoring device.
Background technology
Current integrated protection and monitoring device is more and more applied in the using electricity system protection circuits such as transformer station, GPA control system, power distribution cabinet, and the test for integrated protection and monitoring device must be completed by wiring manually.
Existing method of testing seems too complicated and clumsy, and test function result can cause erroneous judgement because of human factor, and testing progress very slowly, has not caught up with the needs of modern development rhythm.
For above-mentioned problem, providing a kind of novel automatic testing stand to realize the automatic test of integrated protection and monitoring device is the problem that prior art needs to solve.
Summary of the invention
Technical matters to be solved by this invention is, provides a kind of automatic testing stand of integrated protection and monitoring device, to realize the object of the automatic test to integrated protection and monitoring device.
For achieving the above object; technical scheme of the present invention is; a kind of automatic testing stand of integrated protection and monitoring device; it is characterized in that: described test board is divided into working power to control instruction exporting and indicate test circuit, isolating switch breaker tripping and closing with trip protection and indicate test circuit, On-off signal test circuit, communication test circuit, signal test circuit five circuit units; the connection terminal of each circuit unit accesses integrated protection and monitoring device respectively by connection circuit, thus is tested integrated protection and monitoring device in all its bearings by each circuit unit.
Described to connection circuit be the air compressor air pressure of coming as source of the gas, by reduction valve adjustable pressure intensity, utilize solenoid valve to carry out control cylinder, drive a some needle movement.
Described solenoid valve is 3 position-5 way bidirectional electromagnetic valve.
Described working power controls instruction and trip protection and exports and indicate in test circuit the pilot lamp establishing power transfer module to export DC24V power drives integrated protection and monitoring device to carry out display to test.
The tripping operation endpiece of integrated protection and monitoring device and closing circuit are monitored that end carries out short circuit by described isolating switch breaker tripping and closing and instruction test circuit; Combined floodgate endpiece and trip circuit monitoring end carry out short circuit, by the breaker tripping and closing of remote control, manual two kinds of mode mimic-disconnecting switches and the display of jumping position pilot lamp, co-bit pilot lamp, control loop template pilot lamp.
Described communication test circuit is that the communication signal that computer sends turns RS485 converter and the corresponding PORT COM of CAN232 converter access integrated protection and monitoring device respectively by RS232.
Described On-off signal test circuit is electric current, voltage signal source sends the corresponding PORT COM of simulating signal access integrated protection and monitoring device.
An automatic testing stand for integrated protection and monitoring device, owing to adopting above-mentioned structure, the invention has the advantages that: 1, realize the automatic test to integrated protection and monitoring device; 2, simple to operate; 3, adopt air pressure to drive some pin to dock, eliminate the inconvenience of each plug outside terminal, saved cost of labor, add the effect of test electric device automatically; 4, economic and practical, firm, long service life; 5, adopt Modular function design, circuit design is short and sweet, takes into full account compactedness and the convenience of each device.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation;
Fig. 1 is the automatic testing stand structured flowchart of a kind of integrated protection and monitoring device of the present invention;
Fig. 2 is the automatic testing stand docking circuit theory diagrams of a kind of integrated protection and monitoring device of the present invention;
Fig. 3 is that the automatic testing stand working power of a kind of integrated protection and monitoring device of the present invention controls indicating circuit and trip protection exports the circuit diagram indicating test circuit;
Fig. 4 is the circuit diagram of the test circuit such as the breaker tripping and closing of automatic testing stand isolating switch and instruction of a kind of integrated protection and monitoring device of the present invention;
Fig. 5 is the circuit diagram of the automatic testing stand communication test circuit of a kind of integrated protection and monitoring device of the present invention;
Fig. 6 is the circuit diagram of the automatic testing stand On-off signal test circuit of a kind of integrated protection and monitoring device of the present invention;
Fig. 7 is the circuit diagram of the automatic testing stand signal test circuit of a kind of integrated protection and monitoring device of the present invention;
In FIG, 1, to connection circuit; 2, working power control instruction exports with trip protection and indicates test circuit; 3, isolating switch breaker tripping and closing and instruction test circuit; 4, On-off signal test circuit; 5, communication test circuit; 6, signal test circuit; 7, integrated protection and monitoring device.
Embodiment
As shown in figures 1 to 6; the present invention is divided into working power to control instruction exporting and indicate test circuit 2, isolating switch breaker tripping and closing with trip protection and indicate test circuit 3, On-off signal test circuit 4, communication test circuit 5, signal test circuit 6 five circuit units; the connection terminal of each circuit unit accesses integrated protection and monitoring device 7 respectively by connection circuit 1, thus is tested integrated protection and monitoring device 7 in all its bearings by each circuit unit.
The present invention utilizes test board to realize the automatic test of integrated protection and monitoring device 7, this test board mentality of designing allows test man only this integrated protection and monitoring device need be put into the corresponding position of its test board, click working power gauge tap gentle pressure-controlled point pin button again, the external connector of this device and test board just can be allowed to form circuit be connected, complex protection device enters duty and state to be measured; This test board panel adopts miter angle design simultaneously, and test man just knows the test result of this device at a glance without the need to moving step.Whole test intensity is very light, and the test duration only needs 30 minutes, and the test duration shortens half than ever, and also the spoilage brought to device is tested in preventing error wiring and manual operations simultaneously, substantially increases complex protection device testing efficiency and accuracy rate.
To connection circuit 1 as shown in Figure 2, the air pressure of being come by air compressor, as source of the gas, is joined reduction valve and is used for adjustable pressure intensity, and joins 3 position-5 way bidirectional electromagnetic valve and carry out control cylinder, drives a some needle movement.When pressing push button, solenoid valve A coil obtains electric, the conducting of A gas outlet, B road keeps original state, promotes cylinder from A gas outlet release air pressure, drives the motion of some pin positive dirction, namely with complex protection device outside terminal contact, the various functions test of its device has been carried out; When pressing disconnection knob, solenoid valve B coil obtains electric, the conducting of B gas outlet, and A road keeps original state, promotes cylinder from B gas outlet release air pressure, and drive pin motion in the other direction, namely disconnect with complex protection device outside terminal contact, whole complex protection device has been tested.
Working power control indicating circuit and trip protection export and indicate test circuit 2 as shown in Figure 3, and docked one by one with complex protection device terminal by pneumatic drive point pin, test board circuit and complex protection device circuit ON, enter test job state.Complex protection device test board working power control circuit, plays the AC power input of control device.When AC power gauge tap becomes closed from disconnection, AC power pilot lamp is bright, and complex protection device has power supply to input, and enters normal operating conditions.Power transfer module DC24V out-put supply is for supplying signal 1 pilot lamp to signal 6 pilot lamp simultaneously, once the relay that docks with pilot lamp of device inside from often open become normally closed, corresponding signal lamp obtains power supply supply and will light, send alarm signal, represented that complex protection device Control exports test.The inner out-put supply DC24V of device is connected with hand resetting control circuit, and when Non-follow control involution switch closes, device interior manual involution menu will become 1 from 0, thus finishing device hand resetting functional test.
The test circuits 3 such as isolating switch breaker tripping and closing and instruction as shown in Figure 4, are docked one by one with complex protection device terminal by pneumatic drive point pin, test board circuit and complex protection device circuit ON, enter test job state.On figure, the DC24V power supply of mark is supplied by power transfer module, AC power L and N is come by the power supply extension after the AC power gauge tap of device, mimic-disconnecting switch TQ contact is extended to after the tripping operation outlet of device and closing circuit monitor short circuit, close a floodgate and export and extend to mimic-disconnecting switch HQ contact after trip circuit monitoring short circuit, when complex protection device exports to a closing pulse signal by closing a floodgate, mimic-disconnecting switch closes a floodgate, co-bit pilot lamp is lighted, and completes the test of complex protection device remote control closing function; When complex protection device is exported to a tripping operation pulse signal by tripping operation, mimic-disconnecting switch trips, and jumps position pilot lamp and lights, and completes the test of complex protection device remote control trip avoidance function.First closing by hand closes combined floodgate input control switch, and closing by hand switch closes, and mimic-disconnecting switch just can close a floodgate, and co-bit pilot lamp is lighted, and has namely represented the functional test of complex protection device closing by hand; First hand trip(ping) closes tripping operation input control switch, and fixed trip switch closes, and mimic-disconnecting switch trips, and jumping position pilot lamp is bright, has namely represented complex protection device hand trip(ping) functional test.When device is not in jumping position and co-bit two states, complex protection device sends control loop template signal, the conducting of device control loop, and control loop template pilot lamp is lighted, and has represented complex protection device control loop template function instruction test.First tripping operation for subsequent use wants complex protection device to send this pulse signal, trip(ping) circuit conducting for subsequent use, and tripping operation pilot lamp for subsequent use is bright, has represented that tripping operation deixis for subsequent use is tested.
As shown in Figure 5, drive some pin to dock one by one with complex protection device terminal by air pressure, test board circuit and complex protection device circuit ON, enter test job state to communication test circuit 5.Computer transmission communication signal, turns RS485 converter by RS232 and CAN232 converter realizes to complex protection device answer signal, when complex protection device receives this signal, returns a signal to computer, carries out the enquirement pattern of question-response.This test gimmick is used to verify complex protection device RS485 communication or CAN communication circuit, and whether function is normal, thus finishing device RS485 communication or CAN communication functional test.
As shown in Figure 6, drive some pin to dock one by one with complex protection device terminal by air pressure, test board circuit and complex protection device circuit ON, enter test job state to On-off signal test circuit 4.Remote signalling power supply DC24V is provided by device internal electric source module, when remote signalling 1 gauge tap becomes close point from battle one by one to remote signalling 14 gauge tap, the remote signalling 1 of corresponding complex protection device display is turned on by the disconnect one by one to remote signalling 14 menu, show each remote signalling circuit working state normal, thus the functional test of finishing device remote signalling On-off signal.
As shown in Figure 7, drive some pin to dock one by one with complex protection device terminal by air pressure, test board circuit and complex protection device circuit ON, carry out test job state to signal test circuit 6.Simulation signal generator provides current/voltage signal to device, according to the requirement of the measuring current/voltage value of device, carry out the signal testing of various different current/voltage numerical value, thus reflection device gathers the technical requirement whether current/voltage passage reaches regulation, this circuit plays the automatic butt to simulation signal generator and complex protection device signal terminal, completes device current/voltage signal testing.
The present invention is simple to operate, and enormously simplify every platform integrated protection and monitoring device in the past all needs manual wiring and manual test process, improves testing efficiency and accuracy rate; Adopt air pressure reference mark pin to be connected with the circuit of device, eliminate the inconvenience of each plug outside terminal, saved cost of labor, add the effect of test electric device automatically; Test board intuitively shows test results, the more reliable performance of product; This test board is economic and practical, firm, long service life; Whole circuit adopts Modular function design according to the difference of functional areas, and circuit design is short and sweet, takes into full account compactedness and the convenience of each device.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the various improvement that technical solution of the present invention is carried out, or directly apply to other occasion, all within protection scope of the present invention without improving.
Claims (2)
1. the automatic testing stand of an integrated protection and monitoring device, it is characterized in that: described test board is divided into working power to control instruction exporting and indicate test circuit (2), isolating switch breaker tripping and closing with trip protection and indicate test circuit (3), On-off signal test circuit (4), communication test circuit (5), signal test circuit (6) five circuit units, and the connection terminal of each circuit unit accesses integrated protection and monitoring device (7) respectively by connection circuit (1); Described air pressure of coming for air compressor to connection circuit (1), as source of the gas, by reduction valve adjustable pressure intensity, utilizes solenoid valve to carry out control cylinder, drives a some needle movement; The tripping operation endpiece of integrated protection and monitoring device and closing circuit are monitored that end carries out short circuit by described isolating switch breaker tripping and closing and instruction test circuit (3); Combined floodgate endpiece and trip circuit monitoring end carry out short circuit, by the breaker tripping and closing of remote control, manual two kinds of mode mimic-disconnecting switches and the display of jumping position pilot lamp, co-bit pilot lamp, control loop template pilot lamp; Working power controls instruction and exports with trip protection and indicate the pilot lamp establishing power transfer module to export DC24V power drives integrated protection and monitoring device in test circuit (2) to carry out display to test; The communication signal that communication test circuit (5) sends for computer turns RS485 converter and the corresponding PORT COM of CAN232 converter access integrated protection and monitoring device respectively by RS232; On-off signal test circuit (4) is electric current, voltage signal source sends the corresponding PORT COM of simulating signal access integrated protection and monitoring device.
2. the automatic testing stand of a kind of integrated protection and monitoring device according to claim 1, is characterized in that: described solenoid valve is 3 position-5 way bidirectional electromagnetic valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210580624.6A CN103092184B (en) | 2012-12-28 | 2012-12-28 | A kind of automatic testing stand of integrated protection and monitoring device |
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| CN201210580624.6A CN103092184B (en) | 2012-12-28 | 2012-12-28 | A kind of automatic testing stand of integrated protection and monitoring device |
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| CN103092184A CN103092184A (en) | 2013-05-08 |
| CN103092184B true CN103092184B (en) | 2015-12-23 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103676890A (en) * | 2013-12-18 | 2014-03-26 | 江苏方天电力技术有限公司 | Automatic calibrating device of comprehensive protection system |
| CN104678221A (en) * | 2015-03-03 | 2015-06-03 | 安徽鑫龙电器股份有限公司 | Comprehensive protection device testing bench and testing method thereof |
| CN112114221A (en) * | 2020-09-28 | 2020-12-22 | 安徽广识电气有限公司 | Method for detecting working state of drainage cabinet controller |
| CN112816832A (en) * | 2021-03-19 | 2021-05-18 | 国网福建省电力有限公司电力科学研究院 | Power distribution network broken line grounding test device and test method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201945649U (en) * | 2010-12-24 | 2011-08-24 | 天津港电力有限公司 | Comprehensive test table for relay protector |
| CN102778592A (en) * | 2012-07-31 | 2012-11-14 | 徐州华夏电子有限公司 | Connecting device for socket continuity test |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201945649U (en) * | 2010-12-24 | 2011-08-24 | 天津港电力有限公司 | Comprehensive test table for relay protector |
| CN102778592A (en) * | 2012-07-31 | 2012-11-14 | 徐州华夏电子有限公司 | Connecting device for socket continuity test |
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Address after: 241008 Anhui Province, Wuhu City Jiuhua Jiujiang District Road No. 118 Patentee after: ANHUI ZHONGDIAN XINGFA AND XINLONG TECHNOLOGY CO., LTD. Address before: 241008 Anhui Province, Wuhu City Jiuhua Jiujiang District Road No. 118 Patentee before: Xinlong Electric-Appliance Co., Ltd., Anhui |
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Application publication date: 20130508 Assignee: Anhui Xinlong Automation Co., Ltd. Assignor: ANHUI ZHONGDIAN XINGFA AND XINLONG TECHNOLOGY CO., LTD. Contract record no.: 2017340000019 Denomination of invention: Automatic test board of integrated protection and monitoring device Granted publication date: 20151223 License type: Exclusive License Record date: 20170420 |