CN203455453U - Oil pressure relay detection testing device - Google Patents
Oil pressure relay detection testing device Download PDFInfo
- Publication number
- CN203455453U CN203455453U CN201320553871.7U CN201320553871U CN203455453U CN 203455453 U CN203455453 U CN 203455453U CN 201320553871 U CN201320553871 U CN 201320553871U CN 203455453 U CN203455453 U CN 203455453U
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- oil pressure
- pressure relay
- module
- power
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Abstract
The utility model discloses an oil pressure relay detection testing device. The testing device comprises a housing. An oil pressure relay detection module is arranged inside the housing. The oil pressure relay detection module includes a power supply module. The anode of the power supply module is connected with an oil pressure relay first wiring terminal, and the cathode of the power supply module is connected with an oil pressure relay second wiring terminal through a sound-light alarm module and a first resistor. The housing is provided with a wiring port, and the oil pressure relay first wiring terminal and the oil pressure relay second wiring terminal are disposed inside the wiring port. According to the utility model, the suction and release of contacts inside an oil pressure relay to be tested are indicated by an operation indication lamp and a buzzer, and the calibration of the oil pressure relay to be tested is completed by comparing the indicated values of a numeric display pressure gauge upon the suction and release of the contacts inside the oil pressure relay to be tested. The oil pressure relay detection testing device has the advantages of short calibration time, convenient operation and high test accuracy.
Description
Technical field
The utility model relates to a kind of detection test unit, relates in particular to a kind of oil pressure relay and detects test unit.
Background technology
At present; shutdown oil pressure relay in diesel locomotive, unload oil pressure relay and when the oil pressure relay that sands breaks down; traditional detection method is that the oil pressure relay of fault is installed on tensimeter experiment table; by being provided with the tensimeter experiment table of digital display manometer, provide detected pressures; then utilize multimeter to measure the break-make of oil pressure relay contact, test.
Before measurement, first digital display type multimeter or pointer multimeter are placed in to ohm gear 100 ranges, the positive and negative test pencil of multimeter is in parallel with the contact of relay, then oil pressure relay is installed on tensimeter experiment table.While starting to measure, the engine oil pressure first tensimeter experiment table being provided is adjusted to zero, then slowly increase engine oil pressure, when oil pressure relay contact has just produced adhesive action, be multimeter indication resistance while being just zero, on tensimeter experiment table, the shown force value of digital display manometer is the adhesive pressure-operated value of this oil pressure relay; The engine oil pressure again tensimeter experiment table being provided slowly reduces, when oil pressure relay contact has just produced release movement, be multimeter indication resistance just when infinitely great, on tensimeter experiment table, the shown force value of digital display manometer is the relief pressure working value of this oil pressure relay.
But, this method of oil pressure relay being measured by digital display type multimeter or pointer multimeter, its collating time is long, operation inconvenience, test accuracy is poor.
Utility model content
The purpose of this utility model is to provide a kind of oil pressure relay and detects test unit, can coordinate with tensimeter experiment table, fast and accurately oil pressure relay is measured, and has advantages of that collating time is short, easy to operate, test accuracy is high.
The utility model adopts following technical proposals:
A kind of oil pressure relay detects test unit, comprise housing, in housing, be provided with oil pressure relay detection module, oil pressure relay detection module comprises power module, the positive pole of power module connects oil pressure relay the first terminals, the negative pole of power module is connected oil pressure relay the second terminals by sound and light alarm module with the first resistance, be provided with connection jaws on housing, and oil pressure relay the first terminals and oil pressure relay the second terminals are arranged in connection jaws.
Described sound and light alarm module is comprised of relay indicating light in parallel and hummer.
Between described oil pressure relay the first terminals and oil pressure relay the second terminals, be connected with self-test switch.
Described oil pressure relay detection module also comprises power switching module, described power switching module comprises power switch and power supply status indicating module, power supply status indicating module comprises indicator of the power supply status and second resistance of series connection, the positive pole of power module connects power switch first end, power switch first end connects oil pressure relay the first terminals, and power switch the second end is connected the negative pole of power module by the second resistance with indicator of the power supply status.
Described power module adopts rechargeable battery.
Described oil pressure relay detection module also comprises charging module, and the output terminal of charging module connects the both positive and negative polarity of power module, and the input end of charging module is used for connecting civil power.
Described oil pressure relay detection module also comprises charge switch module, charge switch module comprises charge switch and charged state display module, charged state display module comprises charging indicator light and the 3rd resistance of series connection, the positive pole of power module connects charge switch first end, and charge switch the second end is connected power cathode by the 3rd resistance with charging indicator light.
The utility model utilizes relay indicating light and hummer to show adhesive and the release of oil pressure relay inner contact to be measured, the indicated value of digital display manometer when contrasting the adhesive of oil pressure relay inner contact to be measured and discharging, can complete the verification to oil pressure relay to be measured, have advantages of that collating time is short, easy to operate, test accuracy is high.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of oil pressure relay detection module described in the utility model.
Embodiment
As shown in Figure 1, the utility model comprises housing, in housing, be provided with oil pressure relay detection module, oil pressure relay detection module comprises power module U, power switch K2 module and charging module 1, the positive pole of power module U connects oil pressure relay the first terminals A, the negative pole of power module U is connected oil pressure relay the second terminals B by sound and light alarm module with the first resistance R 1, sound and light alarm module is comprised of relay indicating light D1 in parallel and hummer E; For the ease of equipment is carried out to self check, the utility model is also connected with self-test switch K1 between oil pressure relay the first terminals A and oil pressure relay the second terminals B.When self-test switch K1 conducting, relay indicating light D1 and hummer E will obtain electric work, prove equipment normal operation.Power switch K2 module comprises power switch K2 and power supply status indicating module, power supply status indicating module comprises indicator of the power supply status D2 and second resistance R 2 of series connection, the positive pole of power module U connects power switch K2 first end, power switch K2 first end connects oil pressure relay the first terminals A, and power switch K2 the second end is connected the negative pole of power module U by the second resistance R 2 with indicator of the power supply status D2.When power switch K2 disconnects, indicator of the power supply status D2 does not work; When power switch K2 is closed, indicator of the power supply status D2 obtains electric work.
For the ease of using, power module U of the present utility model adopts rechargeable battery, is provided with charging module 1 simultaneously, and the output terminal of charging module 1 connects the both positive and negative polarity of power module U, and the input end of charging module 1 is used for connecting civil power.For the ease of charged state is managed, oil pressure relay detection module also comprises charge switch K3 module, charge switch K3 module comprises charge switch K3 and charged state display module, charged state display module comprises charging indicator light D3 and the 3rd resistance R 3 of series connection, the positive pole of power module U connects charge switch K3 first end, and charge switch K3 the second end is connected power cathode by the 3rd resistance R 3 with charging indicator light D3.When charge switch K3 presses, can utilize 220V civil power to charge by 1 pair of rechargeable battery of charging module, charging indicator light D3 lights simultaneously.
On housing of the present utility model, be provided with connection jaws, oil pressure relay the first terminals A and oil pressure relay the second terminals B are arranged in connection jaws, for connecting respectively two connection terminals of oil pressure relay.
The utility model in use, can operate according to the following step:
1. the engine oil pressure of tensimeter experiment table is adjusted to zero;
2. the utility model is arranged on tensimeter experiment table;
3. the first terminals A in the utility model connection jaws and the second terminals B are connected respectively to two connection terminals of oil pressure relay to be measured; And digital display manometer is connected with tensimeter experiment table, for gathering the engine oil pressure of tensimeter experiment table;
4. utilize tensimeter experiment table to provide pressure for oil pressure relay to be measured, when oil pressure relay to be measured contact has just produced adhesive action, relay indicating light D1 described in the utility model will light, while hummer E sounding, remind staff to record the shown force value of digital display manometer, now the shown force value of digital display manometer is exactly the adhesive pressure-operated value of this oil pressure relay to be measured;
5. utilize tensimeter experiment table that engine oil pressure is slowly reduced, when oil pressure relay to be measured contact has just produced release movement, relay indicating light D1 described in the utility model will extinguish, hummer E is quiet simultaneously, remind staff to record the shown force value of digital display manometer, now the shown force value of digital display manometer is exactly the relief pressure working value of this oil pressure relay to be measured.
The utility model utilizes relay indicating light D1 and hummer E to show adhesive and the release of oil pressure relay inner contact to be measured, when contrasting the adhesive of oil pressure relay inner contact to be measured and discharging, the indicated value of digital display manometer, can complete the verification to oil pressure relay to be measured.If working value does not meet < < inspection standard > > regulation, need this right oil pressure relay to overhaul adjustment, then utilize the utility model to carry out duplication check.
Claims (7)
1. an oil pressure relay detects test unit, it is characterized in that: comprise housing, in housing, be provided with oil pressure relay detection module, oil pressure relay detection module comprises power module, the positive pole of power module connects oil pressure relay the first terminals, the negative pole of power module is connected oil pressure relay the second terminals by sound and light alarm module with the first resistance, be provided with connection jaws on housing, and oil pressure relay the first terminals and oil pressure relay the second terminals are arranged in connection jaws.
2. oil pressure relay according to claim 1 detects test unit, it is characterized in that: described sound and light alarm module is comprised of relay indicating light in parallel and hummer.
3. oil pressure relay according to claim 1 and 2 detects test unit, it is characterized in that: between described oil pressure relay the first terminals and oil pressure relay the second terminals, be connected with self-test switch.
4. oil pressure relay according to claim 3 detects test unit, it is characterized in that: described oil pressure relay detection module also comprises power switching module, described power switching module comprises power switch and power supply status indicating module, power supply status indicating module comprises indicator of the power supply status and second resistance of series connection, the positive pole of power module connects power switch first end, power switch first end connects oil pressure relay the first terminals, and power switch the second end is connected the negative pole of power module by the second resistance with indicator of the power supply status.
5. oil pressure relay according to claim 4 detects test unit, it is characterized in that: described power module adopts rechargeable battery.
6. oil pressure relay according to claim 5 detects test unit, it is characterized in that: described oil pressure relay detection module also comprises charging module, the output terminal of charging module connects the both positive and negative polarity of power module, and the input end of charging module is used for connecting civil power.
7. oil pressure relay according to claim 6 detects test unit, it is characterized in that: described oil pressure relay detection module also comprises charge switch module, charge switch module comprises charge switch and charged state display module, charged state display module comprises charging indicator light and the 3rd resistance of series connection, the positive pole of power module connects charge switch first end, and charge switch the second end is connected power cathode by the 3rd resistance with charging indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320553871.7U CN203455453U (en) | 2013-09-06 | 2013-09-06 | Oil pressure relay detection testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320553871.7U CN203455453U (en) | 2013-09-06 | 2013-09-06 | Oil pressure relay detection testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203455453U true CN203455453U (en) | 2014-02-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320553871.7U Expired - Fee Related CN203455453U (en) | 2013-09-06 | 2013-09-06 | Oil pressure relay detection testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203455453U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104076311A (en) * | 2014-06-03 | 2014-10-01 | 广东电网公司电力科学研究院 | Verification system and method of quick-acting oil pressure relay verification platform for transformer |
| CN105137345A (en) * | 2015-09-15 | 2015-12-09 | 中国北车集团大连机车车辆有限公司 | UK oil pressure protection relay test stand |
-
2013
- 2013-09-06 CN CN201320553871.7U patent/CN203455453U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104076311A (en) * | 2014-06-03 | 2014-10-01 | 广东电网公司电力科学研究院 | Verification system and method of quick-acting oil pressure relay verification platform for transformer |
| CN104076311B (en) * | 2014-06-03 | 2017-04-12 | 广东电网公司电力科学研究院 | Verification system and method of quick-acting oil pressure relay verification platform for transformer |
| CN105137345A (en) * | 2015-09-15 | 2015-12-09 | 中国北车集团大连机车车辆有限公司 | UK oil pressure protection relay test stand |
| CN105137345B (en) * | 2015-09-15 | 2018-02-09 | 中国北车集团大连机车车辆有限公司 | UK oil pressure protection relay test platforms |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20140906 |
|
| EXPY | Termination of patent right or utility model |