CN104122523A - Circuit for testing time parameters of verifying devices for high-voltage switch testers - Google Patents
Circuit for testing time parameters of verifying devices for high-voltage switch testers Download PDFInfo
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- CN104122523A CN104122523A CN201410369229.2A CN201410369229A CN104122523A CN 104122523 A CN104122523 A CN 104122523A CN 201410369229 A CN201410369229 A CN 201410369229A CN 104122523 A CN104122523 A CN 104122523A
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- 239000013078 crystal Substances 0.000 claims description 4
- 238000012795 verification Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The invention discloses a circuit for testing time parameters of verifying devices for high-voltage switch testers. The circuit comprises a control circuit (1) for the verifying devices for the high-voltage switch testers. The control circuit for the verifying devices for the high-voltage switch testers is connected with an electronic counter (2) and a verified device (3). The circuit has the advantages that shortcomings of complexity in wiring, large quantities of additional errors, requirement on operation implemented by professional staffs, low work efficiency and the like due to the fact that special equipment for verifying time parameters of verifying devices for high-voltage switch testers is unavailable in China at present and the time parameters are generally manually verified by the aid of various instrument combinations can be overcome; the circuit is used for testing the time parameters of the verifying devices for the high-voltage switch testers.
Description
technical field:
the present invention relates to a kind of circuit of testing high voltage brake switch tester calibration equipment time parameter.
background technology:
in Industry Control and power transmission and transformation system, the control system of switching on or off electricity devices such as various high-voltage switch gears, contactor, relay are widely used, closing time, opening time, switching synchronization, separating brake synchronism and the bounce time equal time parameter of high-voltage switch gear, steady operation to whole system is most important, if do not caused enough understanding, the lighter can cause power network fluctuation, and severe one causes great accident of power supply.Use high voltage switch tester to carry out accurate verification to the time parameter of high-voltage switch gear, the safety, the stable operation that ensure power transmission and transformation system are had great significance.
at present, the domestic specialized equipment that does not also carry out verification for high voltage switch tester calibration equipment time parameter, generally adopts multiple instrument combination with manual mode verification, there is wiring complexity, additive error is many, needs professional to operate, the deficiencies such as inefficiency.Can not carry out accurate verification to high voltage switch tester calibration equipment time parameter.
summary of the invention:
the object of this invention is to provide a kind of circuit of testing high voltage brake switch tester calibration equipment time parameter.
above-mentioned object realizes by following technical scheme:
a kind of circuit of testing high voltage brake switch tester calibration equipment time parameter, its composition comprises: high voltage switch tester calibration equipment control circuit, described high voltage switch tester calibration equipment control circuit is connected with electronic counter, tested calibration equipment respectively.
the circuit of described testing high voltage brake switch tester calibration equipment time parameter, described high voltage switch tester calibration equipment control circuit comprises power supply input circuit, described power supply input circuit and resistance R 1, switch BUT1 connects, described switch BUT1 and phase inverter U1A, resistance R 2 connects, described phase inverter UIA is connected with phase inverter U1B, described resistance R 1, described phase inverter U1B is by switch SW 1, switch SW 2 is connected with d type flip flop U2, described d type flip flop U2 is connected with tested calibration equipment by switch SW 3, described d type flip flop U2 is connected with counting door U3, described counting door U3 respectively with square-wave generator, electronic counter connects.
the circuit of described testing high voltage brake switch tester calibration equipment time parameter, described high voltage switch tester calibration equipment control circuit comprises square-wave generator, described square-wave generator adopts 10MH
z
active temperature compensating crystal oscillator.
the circuit of described testing high voltage brake switch tester calibration equipment time parameter, between described resistance R 1 and described phase inverter U1A, switch BUT1 is installed, between described resistance R 3 and described tested calibration equipment, switch BUT2 is installed, between described R2 and described tested calibration equipment, switch BUT3 is installed, between described d type flip flop and described tested calibration equipment, switch BUT4 is installed.
beneficial effect:
1. high voltage switch tester calibration equipment control circuit of the present invention provides switching electricity actuating signal for tested calibration equipment, electronic counter is measured the pulse number of output, the pulse number that electronic counter is measured is converted into the time and shown time of tested calibration equipment contrasts, thereby realizes the verification to high voltage switch tester calibration equipment time parameter.
2. when the present invention carries out calibration equipment energising action verification, SW1 is put to 2, SW2 and put 1, SW3 and put 1, BUT3 closure, BUT1, BUT2, in opening, simplify circuit and see Fig. 3;
before BUT1 closure, U1B output low level, tested calibration equipment is operated in " closing time parameter verification pattern ", and port is in opening, and the CLR pin of U2 is high.BUT4 act as U2 zero setting, makes the Q of U2 be output as low;
after BUT1 closure, U1B exports high level, and rising edge triggers U2, makes the Q output high level of U2, triggers calibration equipment and a counting door U3 simultaneously, makes calibration equipment start timing, electronic counter is measured the pulse number of output.Treat that timing arrives, calibration equipment port closes a floodgate, and CLR pin is low, and Q output low level is closed counting door U3, the timing of electronic counter and the comparison of calibration equipment timing, obtains closing time verify error.
3. when the present invention carries out calibration equipment power-off action verification, SW1 is put to 1, SW2 and put 2, SW3 and put 2, BUT1, BUT2 closure, BUT3, in opening, simplifies circuit and sees Fig. 4;
before BUT1 opens, U1A output low level, tested calibration equipment is operated in " opening time parameter verification pattern ", and port is in closure state, and the CLR pin of U2 is low.BUT3 act as U2 zero setting, makes the Q of U2 be output as low;
after BUT1 opens, U1A exports high level, and rising edge triggers U2, makes the Q output high level of U2, and flip-flop number door U3, makes electronic counter measure the pulse number of output; Output low level, triggers calibration equipment, makes calibration equipment start timing.Treat that timing arrives, calibration equipment port separating brake, CLR pin is low, Q output low level is closed counting door U3, the timing of electronic counter and the comparison of calibration equipment timing, obtains opening time verify error.
4. square-wave generator of the present invention adopts 10MH
z
active temperature compensating crystal oscillator, can guarantee accuracy and the stability of the verification of high voltage switch tester calibration equipment time parameter.
brief description of the drawings:
accompanying drawing 1 is structural representation of the present invention.
accompanying drawing 2 is control circuit schematic diagrams of the present invention.
accompanying drawing 3 is closing time parameter verification circuit theory diagrams of the present invention.
accompanying drawing 4 is opening time parameter verification circuit theory diagrams of the present invention.
embodiment:
embodiment 1:
a kind of circuit of testing high voltage brake switch tester calibration equipment time parameter, its composition comprises: high voltage switch tester calibration equipment control circuit 1, described high voltage switch tester calibration equipment control circuit is connected 3 with electronic counter 2, tested calibration equipment respectively.
embodiment 2:
according to the circuit of the testing high voltage brake switch tester calibration equipment time parameter described in embodiment 1, described high voltage switch tester calibration equipment control circuit comprises power supply input circuit, described power supply input circuit and resistance R 1, switch BUT1 connects, described switch BUT1 and phase inverter U1A, resistance R 2 connects, described phase inverter UIA is connected with phase inverter U1B, described resistance R 1, described phase inverter U1B is by switch SW 1, switch SW 2 is connected with d type flip flop U2, described d type flip flop U2 is connected with tested calibration equipment by switch SW 3, described d type flip flop U2 is connected with counting door U3, described counting door U3 respectively with square-wave generator, electronic counter connects.
embodiment 3:
according to the circuit of the testing high voltage brake switch tester calibration equipment time parameter described in embodiment 1 or 2, described high voltage switch tester calibration equipment control circuit comprises square-wave generator, and described square-wave generator adopts 10MH
z
active temperature compensating crystal oscillator.
embodiment 4:
according to the circuit of the testing high voltage brake switch tester calibration equipment time parameter described in embodiment 1 or 2, between described resistance R 1 and described phase inverter U1A, switch BUT1 is installed, between described resistance R 3 and described tested calibration equipment, switch BUT2 is installed, between described R2 and described tested calibration equipment, switch BUT3 is installed, between described d type flip flop and described tested calibration equipment, switch BUT4 is installed.
Claims (4)
1. the circuit of a testing high voltage brake switch tester calibration equipment time parameter, its composition comprises: high voltage switch tester calibration equipment control circuit, is characterized in that: described high voltage switch tester calibration equipment control circuit is connected with electronic counter, tested calibration equipment respectively.
2. the circuit of testing high voltage brake switch tester calibration equipment time parameter according to claim 1, it is characterized in that: described high voltage switch tester calibration equipment control circuit comprises power supply input circuit, described power supply input circuit and resistance R 1, switch BUT1 connects, described switch BUT1 and phase inverter U1A, resistance R 2 connects, described phase inverter UIA is connected with phase inverter U1B, described resistance R 1, described phase inverter U1B is by switch SW 1, switch SW 2 is connected with d type flip flop U2, described d type flip flop U2 is connected with tested calibration equipment by switch SW 3, described d type flip flop U2 is connected with counting door U3, described counting door U3 respectively with square-wave generator, electronic counter connects.
3. the circuit of testing high voltage brake switch tester calibration equipment time parameter according to claim 1 and 2, is characterized in that: described high voltage switch tester calibration equipment control circuit comprises square-wave generator, and described square-wave generator adopts 10MH
zactive temperature compensating crystal oscillator.
4. according to the circuit of the testing high voltage brake switch tester calibration equipment time parameter described in claim 1 or 2 or 3, between described resistance R 1 and described phase inverter U1A, switch BUT1 is installed, between described resistance R 3 and described tested calibration equipment, switch BUT2 is installed, between described R2 and described tested calibration equipment, switch BUT3 is installed, between described d type flip flop and described tested calibration equipment, switch BUT4 is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410369229.2A CN104122523B (en) | 2014-07-30 | 2014-07-30 | The circuit of testing high voltage brake switch tester calibration equipment time parameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410369229.2A CN104122523B (en) | 2014-07-30 | 2014-07-30 | The circuit of testing high voltage brake switch tester calibration equipment time parameter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104122523A true CN104122523A (en) | 2014-10-29 |
| CN104122523B CN104122523B (en) | 2017-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410369229.2A Active CN104122523B (en) | 2014-07-30 | 2014-07-30 | The circuit of testing high voltage brake switch tester calibration equipment time parameter |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614800A (en) * | 2009-07-27 | 2009-12-30 | 江苏省电力试验研究院有限公司 | A kind of calibration device for comprehensive parameter tester of transformer |
| CN101666866A (en) * | 2008-09-04 | 2010-03-10 | 哈尔滨理工大学 | Checking device for high-voltage switch property test instrument |
| CN201444192U (en) * | 2008-09-04 | 2010-04-28 | 哈尔滨理工大学 | Checking apparatus for high-voltage switching characteristic tester |
| CN202886583U (en) * | 2012-11-23 | 2013-04-17 | 哈尔滨理工大学 | Device for verifying high voltage switch mechanical character test instrument |
| CN203455467U (en) * | 2013-09-09 | 2014-02-26 | 辽宁省计量科学研究院 | Device for calibrating high-voltage switch mechanical characteristic tester |
| CN103675746A (en) * | 2013-12-20 | 2014-03-26 | 哈尔滨理大晟源科技开发有限公司 | High-voltage switch tester calibration device and calibration method |
| CN204009034U (en) * | 2014-07-30 | 2014-12-10 | 哈尔滨朗昇电气股份有限公司 | The circuit of testing high voltage brake switch tester calibration equipment time parameter |
-
2014
- 2014-07-30 CN CN201410369229.2A patent/CN104122523B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666866A (en) * | 2008-09-04 | 2010-03-10 | 哈尔滨理工大学 | Checking device for high-voltage switch property test instrument |
| CN201444192U (en) * | 2008-09-04 | 2010-04-28 | 哈尔滨理工大学 | Checking apparatus for high-voltage switching characteristic tester |
| CN101614800A (en) * | 2009-07-27 | 2009-12-30 | 江苏省电力试验研究院有限公司 | A kind of calibration device for comprehensive parameter tester of transformer |
| CN202886583U (en) * | 2012-11-23 | 2013-04-17 | 哈尔滨理工大学 | Device for verifying high voltage switch mechanical character test instrument |
| CN203455467U (en) * | 2013-09-09 | 2014-02-26 | 辽宁省计量科学研究院 | Device for calibrating high-voltage switch mechanical characteristic tester |
| CN103675746A (en) * | 2013-12-20 | 2014-03-26 | 哈尔滨理大晟源科技开发有限公司 | High-voltage switch tester calibration device and calibration method |
| CN204009034U (en) * | 2014-07-30 | 2014-12-10 | 哈尔滨朗昇电气股份有限公司 | The circuit of testing high voltage brake switch tester calibration equipment time parameter |
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| CN104122523B (en) | 2017-12-01 |
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Inventor after: Chen Mansheng Inventor after: Guo Qingwei Inventor after: Jia Ruifeng Inventor before: Chen Mansheng Inventor before: Gao Ruisong |
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Address after: 150000 19 Xinghai Road, Ping Fang District, Harbin, Heilongjiang Patentee after: HARBIN LANGSUNG ELECTRIC OPERATION AND MAINTENANCE SERVICE CO.,LTD. Address before: 225127 West Road, Yangzhou, Jiangsu Province, No. 217 Patentee before: HARBIN LANGSUNG ELECTRIC OPERATION AND MAINTENANCE SERVICE CO.,LTD. |
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Denomination of invention: Test the circuit of high voltage switch tester to verify the time parameters of the device Effective date of registration: 20211228 Granted publication date: 20171201 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HARBIN LANGSUNG ELECTRIC PLC Registration number: Y2021230000066 |
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Date of cancellation: 20221215 Granted publication date: 20171201 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HARBIN LANGSUNG ELECTRIC PLC Registration number: Y2021230000066 |
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Denomination of invention: Circuit for testing the time parameters of the calibration device of the high-voltage switch tester Effective date of registration: 20230112 Granted publication date: 20171201 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HARBIN LANGSUNG ELECTRIC PLC Registration number: Y2023230000012 |
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Date of cancellation: 20231229 Granted publication date: 20171201 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HARBIN LANGSUNG ELECTRIC PLC Registration number: Y2023230000012 |
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