CN212646860U - Relay protection open-in and open-out test device - Google Patents
Relay protection open-in and open-out test device Download PDFInfo
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- CN212646860U CN212646860U CN202021499502.0U CN202021499502U CN212646860U CN 212646860 U CN212646860 U CN 212646860U CN 202021499502 U CN202021499502 U CN 202021499502U CN 212646860 U CN212646860 U CN 212646860U
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Abstract
The utility model discloses a relay protection open-in and open-out test device, which comprises a test board for testing the relay protection device, wherein the test board is provided with an open-in detection unit and an open-out detection unit; the open-in detection unit comprises a power supply for providing a test power supply, a toggle switch connected with the power supply and used for inputting a test signal, and an open-in wiring terminal connected to the other end of the toggle switch and used for connecting an open-in test end of the relay protection device; the open detection unit comprises a power supply for providing a test power supply, an open wiring terminal connected to the power supply and used for being connected to the relay protection device, and an indicator lamp connected to the other end of the open wiring terminal and used for displaying a test result. The utility model has the advantages of being simple in structure and convenient in operation, be convenient for remove, open into to relay protection device and open out the experiment, the function singleness, testing arrangement stable performance is reliable, has improved the stability of test and the efficiency of test.
Description
Technical Field
The utility model relates to an electric power system technical field, especially a relay protection opens into and opens out test device.
Background
The relay protection device is an automatic measure and equipment which is applied to an electric power system and can timely send out a warning signal to an operation attendant or directly send out a tripping command to a controlled circuit breaker to terminate the development of events when a fault occurs to an electric power element (such as a generator, a line and the like) in the electric power system or the electric power system per se to endanger the safe operation of the electric power system.
The relay protection device needs to be tested before leaving a factory, a conventional testing method is to use a special test bed for the relay protection device to test, and the test bed needs to realize multiple and stable functions, is generally fixed, has a large volume and is relatively complex to operate. In the testing process, because the acquisition loop is electrified for a long time and the relay frequently acts, electrical elements of the loop are damaged, the relay is mistakenly operated or not operated, and the testing effect and the testing efficiency are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides a simple structure's relay protection opens into and opens out test device, can convenient and fast carry out relay protection device's the simulation of opening into and opening out, improves the efficiency of test.
In order to solve the technical problem, the utility model adopts the following technical proposal.
The relay protection open-in and open-out test device comprises a test board for detecting the relay protection device, wherein an open-in detection unit for performing open-in test on the relay protection device and an open-out detection unit for performing open-out detection on the relay protection device are arranged on the test board; the open-in detection unit comprises a power supply for providing a test power supply, a toggle switch connected with the power supply and used for inputting a test signal, and an open-in wiring terminal connected to the other end of the toggle switch and used for connecting an open-in test end of the relay protection device; the open detection unit comprises a power supply for providing a test power supply, an open wiring terminal connected to the power supply and used for being connected to the relay protection device, and an indicator lamp connected to the other end of the open wiring terminal and used for displaying a test result.
Above-mentioned relay protection opens and goes into and opens out test device, it still includes the air switch that opens into that sets up between power and dial button switch and be used for carrying out the protection to the detection unit that opens into to open into.
Above-mentioned relay protection opens and goes into and opens out test device, it still including setting up the detection switch that opens out that is used for carrying out the protection to the detection unit that opens out between power and the binding post that opens out to open out the detection unit.
The relay protection switching-in and switching-out test device is characterized in that a test end of the relay protection device is connected with an electric power test wire, and the electric power test wire is connected to a switching-in wiring terminal and a switching-out wiring terminal in a plugging mode.
Due to the adoption of the technical scheme, the utility model has the following technical progress.
The utility model has the advantages of being simple in structure and convenient in operation, be convenient for remove, open into to relay protection device and open out the experiment, the function singleness, testing arrangement stable performance is reliable, has improved the stability of test and the efficiency of test.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the open-in detection according to the present invention;
FIG. 3 is a schematic diagram of the detection of the present invention
Wherein: 1. the device comprises a test board, 2, a power supply, 3, an air switch, 4, a toggle switch, 5, an input wiring terminal, 6, an output wiring terminal, 7, an air switch and 8, an indicator light.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The relay protection open-in and open-out test device has a structure shown in fig. 1, and includes a test board 1, an open-in detection unit, and an open-out detection unit. The open-in detection unit and the open-out detection unit are respectively disposed on the test board 1.
The opening detection unit is used for carrying out opening test on the relay protection device and comprises a power supply 2, a dial button switch 4 and an opening wiring terminal 5, wherein the power supply 2 is connected with the dial button switch 4, the opening wiring terminal 5 is connected with the dial button switch 4, the power supply 2 is used for providing a test power supply, the dial button switch 4 is used for inputting a test signal, and the opening wiring terminal 5 is used for connecting an opening test end of the relay protection device.
An open-in air switch is arranged between the power supply 2 and the toggle switch 4 and used for protecting the open-in detection unit, and when a short circuit occurs in the open-in detection process of the relay protection device, the open-in air switch 3 is disconnected to cut off the test power supply.
The utility model discloses it is shown as figure 2 to open into detecting element's circuit schematic diagram, adopts to dial the button switch as the simulator, and relay protection device connects on binding post, and when dialling the button switch closure, has the external signal to insert, can follow whether correct in relay protection device's the state of opening shows this moment.
The open-out detection unit is used for carrying out open-out test on the relay protection device and comprises a power supply 2, an open-out wiring terminal 6 and an indicator light 8. The power supply 2 is connected with one end of the outgoing wiring terminal 6, and the indicator light 8 is connected with the other end of the outgoing wiring terminal 6. The power supply 2 is used for providing detection power, the outgoing wiring terminal 6 is used for connecting the relay protection device, and the indicator light 8 is used for indicating a test result.
An opening air switch 7 is arranged between the power supply and the opening wiring terminal 6 and used for protecting the opening detection unit, and when the relay protection device has a short circuit in the process of opening detection, the opening air switch 7 is disconnected, and the test power supply is cut off.
The utility model discloses in open detecting element's circuit schematic diagram as shown in fig. 3, adopt the pilot lamp as opening the simulator, when relay protection device had the signal of opening, the corresponding return circuit pilot lamp that opens lighted, can audio-visual demonstration state of opening.
The utility model discloses well relay protection device's test end is connected with the electric power test wire of specialty, and the electric power test wire is connected on opening into binding post 5 and opening binding post 6 through the mode of pegging graft, adopts the mode of pegging graft, the operation of being convenient for.
Claims (4)
1. Relay protection opens and goes into to open out test device, its characterized in that: the relay protection device testing device comprises a testing board (1) for testing the relay protection device, wherein an opening-in testing unit for opening-in testing the relay protection device and an opening-out testing unit for opening-out testing the relay protection device are arranged on the testing board (1); the open-in detection unit comprises a power supply (2) for providing a test power supply, a toggle switch (4) connected to the power supply (2) and used for inputting a test signal, and an open-in wiring terminal (5) connected to the other end of the toggle switch (4) and used for connecting an open-in test end of the relay protection device; the open detection unit comprises a power supply (2) for providing a test power supply, an open wiring terminal (6) connected to the power supply (2) and used for connecting the relay protection device, and an indicator lamp (8) connected to the other end of the open wiring terminal (6) and used for displaying a test result.
2. The relay protection opening-in and opening-out test device according to claim 1, characterized in that: the opening detection unit further comprises an air opening switch (3) which is arranged between the power supply (2) and the toggle switch (4) and used for protecting the opening detection unit.
3. The relay protection opening-in and opening-out test device according to claim 1, characterized in that: the opening detection unit further comprises an opening detection switch (7) arranged between the power supply (2) and the opening wiring terminal (6) and used for protecting the opening detection unit.
4. The relay protection opening-in and opening-out test device according to claim 1, characterized in that: the testing end of the relay protection device is connected with an electric power testing line, and the electric power testing line is connected to the opening-in wiring terminal (5) and the opening-out wiring terminal (6) in a plugging mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021499502.0U CN212646860U (en) | 2020-07-27 | 2020-07-27 | Relay protection open-in and open-out test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021499502.0U CN212646860U (en) | 2020-07-27 | 2020-07-27 | Relay protection open-in and open-out test device |
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| Publication Number | Publication Date |
|---|---|
| CN212646860U true CN212646860U (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021499502.0U Active CN212646860U (en) | 2020-07-27 | 2020-07-27 | Relay protection open-in and open-out test device |
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| CN (1) | CN212646860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376552A (en) * | 2021-06-04 | 2021-09-10 | 北京四方继保工程技术有限公司 | Switching value testing device and method |
-
2020
- 2020-07-27 CN CN202021499502.0U patent/CN212646860U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376552A (en) * | 2021-06-04 | 2021-09-10 | 北京四方继保工程技术有限公司 | Switching value testing device and method |
| CN113376552B (en) * | 2021-06-04 | 2023-10-27 | 北京四方继保工程技术有限公司 | Switching value testing device and method |
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