CN201255765Y - Automatic test equipment for circuit breaker life characteristic - Google Patents
Automatic test equipment for circuit breaker life characteristic Download PDFInfo
- Publication number
- CN201255765Y CN201255765Y CNU2008201517833U CN200820151783U CN201255765Y CN 201255765 Y CN201255765 Y CN 201255765Y CN U2008201517833 U CNU2008201517833 U CN U2008201517833U CN 200820151783 U CN200820151783 U CN 200820151783U CN 201255765 Y CN201255765 Y CN 201255765Y
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- control interface
- circuit
- isolating switch
- direct current
- control circuit
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Abstract
The utility model relates to a service life character automatic tester of circuit breakers, which is characterized by comprising an industry control computer system plugged with an IO card and an AD/DA control card, wherein the industry control computer is connected with a control interface circuit via a special data line, the control interface circuit is respectively connected with an action measurement and feedback unit, an alternative current feedback unit, an alternative current voltage adjustment control circuit, an alternative current output control circuit, a direct current output control circuit, a direct current voltage adjustment control circuit and a direct current feedback unit, the alternative current voltage adjustment control circuit is connected with the alternative current output control circuit via an adjustable alternative current power supply, the direct current voltage adjustment control circuit is connected with the direct current output control circuit via an adjustable direct current power supply, the alternative current feedback unit is connected with the adjustable alternative current power supply, and the direct current feedback unit is connected with the adjustable direct current power supply. The service life character automatic tester has the advantages of high automation level, high measurement accuracy, simple operation, stable performance and less maintenance.
Description
Technical field
The utility model relates to a kind of isolating switch life characteristic automatic testing equipment, belongs to electric automatization test control technology field.
Background technology
Isolating switch life characteristic automatic testing equipment is a kind of device that breaker operating characteristic and operating life are detected.At present, this class device of in field tests, developing seldom, it is the product that core is developed with PLC or Single Chip Microcomputer (SCM) system that some producers are arranged, and has many problems: do not have visualization window, can not show the test parameter and the state of test product in real time; Can not carry out automatic Regulation to operating power; General employing common relay is controlled the divide-shut brake wire loop of isolating switch, greatly reduces the serviceable life of proving installation; Can not accurately measure the mechanical property of isolating switch.
Summary of the invention
The purpose of this utility model provides a kind of automatization level height, measuring accuracy height, easy and simple to handle, stable performance, isolating switch life characteristic automatic testing equipment that maintenance times is few.
For realizing above purpose, the technical solution of the utility model provides a kind of isolating switch life characteristic automatic testing equipment, it is characterized in that, comprise the industrial control computer system that is inserted with IO card and AD/DA control card, described industrial control computer links to each other with control interface circuit by data line, control interface circuit is measured and feedback unit with action respectively, exchange feedback unit, the AC voltage adjusting control circuit, exchange output control circuit, the direct current output control circuit, the direct current voltage reulation control circuit is connected with the DC feedback unit, the AC voltage adjusting control circuit is connected with the interchange output control circuit by the adjustable ac source device, the direct current voltage reulation control circuit is connected with the direct current output control circuit by adjustable continuous-current plant, exchange feedback unit and be connected with the adjustable ac source device, the DC feedback unit is connected with adjustable continuous-current plant.
The utility model adopts the industrial control computer system that is inserted with IO card and AD/DA control card, can realize functions such as complicated control, protection, alarm, the test parameter and the state that can show test product in real time, can regulate automatically operating power, can move the experiment process that weaves automatically and realize test automatically, improve the automaticity of test greatly; Owing to adopted AD/DA control card at a high speed, guaranteed the precision of test parameter; Owing on interface circuit design, added safeguard measure, improve the security and the reliability of system greatly simultaneously, reduced the maintenance times of equipment, reduced maintenance cost.This scheme also be with good expansibility can, promptly can realize more complicated test function with less input.
The utility model has the advantages that automatization level height, measuring accuracy height, easy and simple to handle, stable performance, maintenance times are few.
Description of drawings
Fig. 1 is a kind of isolating switch life characteristic automatic testing equipment structural representation;
Fig. 2 is an adjustable ac source apparatus structure synoptic diagram;
Fig. 3 is adjustable direct supply control principle synoptic diagram;
Fig. 4 is the control interface circuit circuit diagram.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
As shown in Figure 1, be a kind of isolating switch life characteristic automatic testing equipment structural representation, a kind of isolating switch life characteristic automatic testing equipment by industrial control computer system, control interface circuit, action measurement with feedback unit, exchange feedback unit, AC voltage adjusting control circuit, direct current voltage reulation control circuit, DC feedback unit, adjustable ac source device, exchange output control circuit, adjustable continuous-current plant, direct current output control circuit form.
IO card and AD/DA control card are installed in the standard sockets of industrial control computer system, described industrial control computer links to each other with control interface circuit by data line, control interface circuit has adopted photoelectric isolating circuit, with the isolation of realization strong and weak electricity circuit and the conversion of level, thereby the collection that realizes data reaches the control to system, control interface circuit is measured and feedback unit with action respectively, exchange feedback unit, the AC voltage adjusting control circuit, the direct current voltage reulation control circuit is connected with the DC feedback unit, the AC voltage adjusting control circuit is connected with the interchange output control circuit by the adjustable ac source device, the direct current voltage reulation control circuit is connected with the direct current output control circuit by adjustable continuous-current plant, exchange feedback unit and be connected with the adjustable ac source device, the DC feedback unit is connected with adjustable continuous-current plant.
AC voltage adjusting control circuit, adjustable ac source device, interchange output control circuit and interchange feedback unit are formed the AC power control module.
As shown in Figure 2, be adjustable ac source apparatus structure synoptic diagram, described adjustable ac source device is formed by isolating sample circuit, direct current generator and pressure regulator, isolate sample circuit and be connected with pressure regulator with the interchange feedback unit respectively, pressure regulator is connected with the AC voltage adjusting control circuit by direct current generator.The pwm control signal of IO card output is by the running of AC voltage adjusting control circuit control direct current generator from industrial control computer system, and direct current generator drives the mobile cantilever motion of pressure regulator, thereby changes the output voltage of pressure regulator.In order to obtain more accurate and stable voltage, AC power supply system has also been introduced simulation and has been isolated sample circuit, forms the closed-loop control of voltage.
The direct supply control module is formed in direct current voltage reulation control circuit, adjustable continuous-current plant, direct current output control circuit and DC feedback unit.
As shown in Figure 3; be adjustable direct supply control principle synoptic diagram; the alternating current of AC voltage adjusting power supply output enters the series connection loop of voltage regulation after rectification of power rectifier circuit and anti-circuit punching press; the series connection loop of voltage regulation relatively output voltage with from the DC reference voltage of AD/DA control card (this signal is pressed the 1/100 given of export target magnitude of voltage); constantly regulate the pressure drop of stabilivolt according to error size; to keep output galvanic current pressure value; when input ac voltage and output dc voltage differ big; the tube voltage drop that stabilivolt bears is very big; might damage voltage stabilizing element; so in circuit, be provided with comparer; the pipe consumption shows; start time-delay equipment; the input of this electric circuit inspection stabilivolt and the difference of output voltage; system closing power supply output when detecting the pipe consumption above set-point; in addition; DC power system has also been introduced overcurrent; safeguard measures such as excess temperature are to guarantee the power-supply device safe and reliable operation.
As shown in Figure 4, be the control interface circuit circuit diagram, described control interface circuit is by data acquisition and control interface, isolating switch major loop state detection interfaces, pressure regulator Electric Machine Control interface, direct supply is regulated control interface, isolating switch energy storage motor control interface, the breaker closing control interface, the breaker open operation control interface is formed, the AD/DA control card respectively with data acquisition and control interface, isolating switch major loop state detection interfaces, pressure regulator Electric Machine Control interface, direct supply is regulated control interface, isolating switch energy storage motor control interface, the breaker closing control interface, the breaker open operation control interface connects, control interface circuit has adopted photoelectric isolating circuit, with the isolation of realization circuit and the conversion of level.One side of control interface circuit links to each other with industrial computer system, and opposite side links to each other with system power supply and test product, can realize the feedback test parameter information and accept the function of instruction control.
Action is measured with feedback unit and is made up of displacement sensor unit, isolating switch main contact state-detection isolated location, and the displacement sensor unit is connected with the isolating switch three-phase moving contact, and its signal wire is connected to control interface circuit; Isolating switch main contact state-detection isolated location adopts the photoelectricity isolation method of independent transformer-supplied, is connected with the isolating switch major loop, and the other end is connected with control interface circuit.
Displacement sensor unit, isolating switch main contact state-detection isolated location are two independent unit, and the former measures parameters such as divide-shut brake speed, three-phase synchronism, and the latter is deciliter state that detects isolating switch.
During work, the action measurement is connected the isolating switch test product with feedback unit, interchange output control circuit respectively with the direct current output control circuit, control interface circuit has adopted photoelectric isolating circuit, with the isolation of realization strong and weak electricity circuit and the conversion of level, thereby the collection that realizes data reaches the control to system, AC power control module and direct supply control module are accepted the control signal of control interface circuit, provide suitable operating voltage to the isolating switch test product.Action is measured and feedback unit each characterisitic parameter such as actuation time, synchronism and circuit-breaker switching on-off bounce time mutually by the calculating of feedback information being determined isolating switch.
Claims (4)
1. isolating switch life characteristic automatic testing equipment, it is characterized in that, comprise the industrial control computer system that is inserted with IO card and AD/DA control card, described industrial control computer links to each other with control interface circuit by data line, control interface circuit is measured and feedback unit with action respectively, exchange feedback unit, the AC voltage adjusting control circuit, exchange output control circuit, the direct current output control circuit, the direct current voltage reulation control circuit is connected with the DC feedback unit, the AC voltage adjusting control circuit is connected with the interchange output control circuit by the adjustable ac source device, the direct current voltage reulation control circuit is connected with the direct current output control circuit by adjustable continuous-current plant, exchange feedback unit and be connected with the adjustable ac source device, the DC feedback unit is connected with adjustable continuous-current plant.
2. a kind of isolating switch life characteristic automatic testing equipment according to claim 1, it is characterized in that, described adjustable ac source device is formed by isolating sample circuit, direct current generator and pressure regulator, isolate sample circuit and be connected with pressure regulator with the interchange feedback unit respectively, pressure regulator is connected with the AC voltage adjusting control circuit by direct current generator.
3. a kind of isolating switch life characteristic automatic testing equipment according to claim 1, it is characterized in that, described control interface circuit is by data acquisition and control interface, isolating switch major loop state detection interfaces, pressure regulator Electric Machine Control interface, direct supply is regulated control interface, isolating switch energy storage motor control interface, the breaker closing control interface, the breaker open operation control interface is formed, the AD/DA control card respectively with data acquisition and control interface, isolating switch major loop state detection interfaces, pressure regulator Electric Machine Control interface, direct supply is regulated control interface, isolating switch energy storage motor control interface, the breaker closing control interface, the breaker open operation control interface connects.
4. a kind of isolating switch life characteristic automatic testing equipment according to claim 1, it is characterized in that, described action measurement and feedback unit are made up of displacement sensor unit, isolating switch main contact state-detection isolated location, the displacement sensor unit is connected with the isolating switch three-phase moving contact, and its signal wire is connected to control interface circuit; Isolating switch main contact state-detection isolated location is connected with the isolating switch major loop, and the other end is connected with control interface circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201517833U CN201255765Y (en) | 2008-08-11 | 2008-08-11 | Automatic test equipment for circuit breaker life characteristic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201517833U CN201255765Y (en) | 2008-08-11 | 2008-08-11 | Automatic test equipment for circuit breaker life characteristic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201255765Y true CN201255765Y (en) | 2009-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201517833U Expired - Lifetime CN201255765Y (en) | 2008-08-11 | 2008-08-11 | Automatic test equipment for circuit breaker life characteristic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201255765Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175935A (en) * | 2011-01-14 | 2011-09-07 | 陆晋荣 | Intelligent multifunctional electric appliance testing table and control method |
| CN102353895A (en) * | 2011-06-08 | 2012-02-15 | 河北工业大学 | Low voltage breaker life automatic test apparatus |
| CN102944833A (en) * | 2012-10-10 | 2013-02-27 | 陕西富集电力科技股份有限公司 | Device for testing protective feature of direct current circuit breaker |
| CN103116126A (en) * | 2013-01-14 | 2013-05-22 | 中国电子科技集团公司第四十研究所 | Automatic testing platform of service life of temperature relay |
| CN103278767A (en) * | 2013-05-13 | 2013-09-04 | 国家电网公司 | Portable air switch detector and control method thereof |
| CN104635153A (en) * | 2015-02-07 | 2015-05-20 | 福州大学 | Low-voltage circuit breaker feature test analysis platform |
| CN105203950A (en) * | 2015-11-05 | 2015-12-30 | 山东省产品质量检验研究院 | Operating device for electrical life test of residual current operated circuit breaker and application of operating device |
| CN105445658A (en) * | 2015-12-15 | 2016-03-30 | 长春轨道客车股份有限公司 | Contactor performance detection device |
| CN106716155A (en) * | 2014-08-12 | 2017-05-24 | 欧米克朗电子有限公司 | Test system and method for testing a circuit breaker |
| CN107831435A (en) * | 2017-12-01 | 2018-03-23 | 北京中车赛德铁道电气科技有限公司 | A kind of visual Simulation device for vacuum circuit breaker operating mechanism performance test |
-
2008
- 2008-08-11 CN CNU2008201517833U patent/CN201255765Y/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175935A (en) * | 2011-01-14 | 2011-09-07 | 陆晋荣 | Intelligent multifunctional electric appliance testing table and control method |
| CN102175935B (en) * | 2011-01-14 | 2013-04-24 | 陆晋荣 | Intelligent multifunctional electric appliance testing table and control method |
| CN102353895A (en) * | 2011-06-08 | 2012-02-15 | 河北工业大学 | Low voltage breaker life automatic test apparatus |
| CN102944833A (en) * | 2012-10-10 | 2013-02-27 | 陕西富集电力科技股份有限公司 | Device for testing protective feature of direct current circuit breaker |
| CN103116126B (en) * | 2013-01-14 | 2015-04-08 | 中国电子科技集团公司第四十研究所 | Automatic testing platform of service life of temperature relay |
| CN103116126A (en) * | 2013-01-14 | 2013-05-22 | 中国电子科技集团公司第四十研究所 | Automatic testing platform of service life of temperature relay |
| CN103278767A (en) * | 2013-05-13 | 2013-09-04 | 国家电网公司 | Portable air switch detector and control method thereof |
| CN106716155A (en) * | 2014-08-12 | 2017-05-24 | 欧米克朗电子有限公司 | Test system and method for testing a circuit breaker |
| US10353002B2 (en) | 2014-08-12 | 2019-07-16 | Omicron Electronics Gmbh | Test system and method for testing a circuit breaker |
| CN104635153A (en) * | 2015-02-07 | 2015-05-20 | 福州大学 | Low-voltage circuit breaker feature test analysis platform |
| CN104635153B (en) * | 2015-02-07 | 2017-06-06 | 福州大学 | Low-voltage circuit breaker characteristic test analysis platform |
| CN105203950A (en) * | 2015-11-05 | 2015-12-30 | 山东省产品质量检验研究院 | Operating device for electrical life test of residual current operated circuit breaker and application of operating device |
| CN105445658A (en) * | 2015-12-15 | 2016-03-30 | 长春轨道客车股份有限公司 | Contactor performance detection device |
| CN105445658B (en) * | 2015-12-15 | 2018-09-14 | 长春轨道客车股份有限公司 | A kind of device for detecting performance of contactor |
| CN107831435A (en) * | 2017-12-01 | 2018-03-23 | 北京中车赛德铁道电气科技有限公司 | A kind of visual Simulation device for vacuum circuit breaker operating mechanism performance test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Haikun Inventor after: Liu Hong Inventor after: Xu Wenqing Inventor after: Chen Liancan Inventor after: Chen Bobo Inventor before: Chen Haikun Inventor before: Liu Hong Inventor before: Xu Wenqing Inventor before: Chen Liancan Inventor before: Chen Bobo |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHEN HUANKUN; LIU HONG; XU WENQING; CHEN LIANCAN; CHEN BOBO TO: CHEN HAIKUN; LIU HONG; XU WENQING; CHEN LIANCAN; CHEN BOBO |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20090814 Address after: No. 1515 Shuguang Road, Shanghai, Minhang District: 201111 Co-patentee after: Shanghai Electric Power Corporation Patentee after: Shanghai Nanhua Lan Ling Electric Co., Ltd. Address before: No. 1515 Shuguang Road, Shanghai, Minhang District: 201111 Patentee before: Shanghai Nanhua Lanling Electric Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090610 |
|
| CX01 | Expiry of patent term |