CN210270086U - Relay protection control plug-in testing arrangement - Google Patents
Relay protection control plug-in testing arrangement Download PDFInfo
- Publication number
- CN210270086U CN210270086U CN201920944906.7U CN201920944906U CN210270086U CN 210270086 U CN210270086 U CN 210270086U CN 201920944906 U CN201920944906 U CN 201920944906U CN 210270086 U CN210270086 U CN 210270086U
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- Prior art keywords
- relay
- switching
- control plug
- resistor
- command
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- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
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Abstract
The utility model discloses a relay protection control plug-in unit testing device, which can perform switching-on operation or switching-off operation and is provided with a switching-on and switching-off indicator light, and the switching-on loop and the switching-off loop are simple and reliable in circuit, economical and practical; repeated wiring is avoided in repeated use, and the testing efficiency is improved. The testing device can realize delivery test of the relay protection control plug-in.
Description
Technical Field
The utility model relates to a relay protection control plug-in components testing arrangement.
Background
The relay protection device is widely used in power plants, substations and the like, a control plug-in unit of the relay protection device is connected with primary equipment of a circuit breaker in a switch cabinet and is used for removing faults or switching on and off, so the test of the control plug-in unit of the relay protection device is particularly important.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a relay protection control plug-in components testing arrangement can dispatch from the factory to relay protection's control plug-in components test inspection. The technical scheme of the utility model is that: the method is characterized in that: the circuit breaker comprises a box body (1), a separating brake button (2), a closing button (3), a single-phase diode (4), a first relay (5), a second relay (6), a third relay (7), a fourth relay (8), a fifth relay (9), a first resistor (10), a second resistor (11), a third resistor (12), a fourth resistor (13), a terminal block (14), a closing indicating lamp (15) and a separating indicating lamp (16). The opening of the opening button (2), the closing button (3), the closing indicator lamp (15) and the opening indicator lamp (16) are arranged on the box body (1), binding posts are arranged, and the single-phase diode (4), the first relay (5), the second relay (6), the third relay (7), the fourth relay (8), the fifth relay (9), the first resistor (10), the second resistor (11), the third resistor (12), the fourth resistor (13) and the terminal strip (14) are arranged in the box body through guide rails;
the utility model provides a relay protection control plug-in components testing arrangement which characterized by: the device consists of a switching-off loop, a switching-on loop, an operation loop and an indication loop; one normally open contact of the opening button (2) is connected to an opening command inlet of the relay protection control plug-in, and one normally open contact of the closing button (3) is connected to a closing command inlet of the relay protection control plug-in; a switching-on command and a switching-off command output by the switching-on and switching-off command of the relay protection control plug-in are respectively accessed to the inlets of the switching-off command and the switching-on command of the testing device; the relay protection position states are respectively connected to a closing indicator lamp (15) and a separating indicator lamp (16); the closing loop is provided with a single-phase diode (4).
The utility model discloses a theory of operation:
as shown in fig. 2, the closing button (3) is connected to the relay protection manual closing command inlet, the opening button (2) is connected to the relay protection manual opening command inlet, and a direct current 220V power supply is connected according to a diagram; when a closing button (3) is pressed to send a closing command, a closing loop H107 of the relay protection control plug-in is electrified, coils of a first relay (5), a second relay (6), a third relay (7) and a fourth relay (8) are electrified to act through a single-phase diode, normally closed contacts of the first relay (5), the second relay (6), the third relay (7) and the fourth relay (8) are disconnected, a normally open contact of the fourth relay (8) is closed, the first relay (5), the second relay (6), the third relay (7) and the fourth relay (8) keep acting through a normally closed contact of a fifth relay (9), and a closing indicator lamp (15) is turned on through the relay protection control plug-in; as shown in fig. 2, when the opening button (2) is pressed to send an opening command, the opening loop T137 of the relay protection control plug-in is powered on, the coil of the fifth relay (9) is powered on through the normally open contacts of the third relay (7) and the fourth relay (8), the normally closed contact of the fifth relay (9) is disconnected at the moment, the first relay (5), the second relay (6), the third relay (7) and the fourth relay (8) are powered off, and the relay protection control plug-in position-separating indicator lamp (16) is turned on;
the utility model discloses realize relay protection control plug-in components in-plant test function.
The utility model discloses technological effect:
the utility model discloses possess relay protection control plug-in components test function in the factory, can use repeatedly, reduce repeated wiring, improve efficiency of software testing. The characteristics are as follows:
1. the system structure and control are perfect and reasonable, the operation is simple, and the wiring is convenient due to the wiring terminal arranged on the operation panel.
2. The panel of the test box is provided with a position indicating lamp, the switching-on and switching-off states can be checked in real time through the indicating lamp, the test box adopts a wiring mode inside the mounting plate, and the wiring is reasonable and attractive.
Drawings
FIG. 1 is a schematic structural diagram of the present invention
FIG. 2 is a control schematic diagram of the present invention
Detailed Description
The utility model provides a relay protection circuit breaker control plug-in components testing arrangement, by box 1, separating brake button 2, closing button 3, single phase diode 4, first relay 5, second relay 6, third relay 7, fourth relay 8, fifth relay 9, first resistance 10, second resistance 11, third resistance 12, fourth resistance 13, terminal row 14, close a position pilot lamp 15, divide a position pilot lamp 16 to constitute. Each component is installed as shown in fig. 1, the holes of the reset button 2, the closing button 3 and the position indicator lamp 4 are installed on an upper installation plate of the box body 1, and the single-phase diode 4, the first relay 5, the second relay 6, the third relay 7, the fourth relay 8, the fifth relay 9, the first resistor 10, the second resistor 11, the third resistor 12, the fourth resistor 13 and the terminal strip 14 are installed in the box body 1 through guide rails;
the utility model provides a relay protection circuit breaker control plug-in components testing arrangement which characterized by: the connection of each component is as shown in fig. 2, and consists of a switching-off loop, a switching-on loop, an operation loop and an indication loop; one normally open contact of the opening button 2 is connected with an opening command inlet of the relay protection control plug-in, and one normally open contact of the closing button 3 is connected with a closing command inlet of the relay protection control plug-in; a switching-on command and a switching-off command output by the switching-on and switching-off command of the relay protection control plug-in are respectively accessed to the inlets of a switching-off command T137 and a switching-on command H107 of the testing device; the relay protection position states are respectively connected to a closing indicator lamp 15 and a separating indicator lamp 16; the closing circuit is provided with a single-phase diode 4.
The specific working process is as follows: firstly, a closing command inlet and a tripping command inlet of a breaker plug-in unit of the relay protection device are respectively connected to a terminal block 14 of a test box, a closing signal, a separating signal and a public end of the terminal block 14 are connected to a wiring terminal on a panel, the terminal block is connected to a position information inlet of the breaker plug-in unit of the relay protection device, and a closing command H107, a separating command T137 and a side terminal of an indicator light are also connected to the wiring terminal. The power supply is switched on, the switching-on button is pressed, the switching-on command inlet H107 of the test box is electrified after being pressed, the first relay 5, the second relay 6, the third relay 7 and the coil of the fourth relay 8 are electrified through the large-term diode 4, the corresponding first relay 5, the second relay 6, the third relay 7 and the normally open contact of the fourth relay 8 are closed, the normally open contact of the fourth relay 8 and the normally closed contact of the fifth relay 9 are opened, so that the first relay 5, the second relay 6, the third relay 7 and the fourth relay 8 always act and the on indicator lamp 15 is on until the switching-off button 2 is pressed, the test box switching-off command inlet T137 is electrified, the fifth relay 9 is electrified, the normally closed contact of the fifth relay 9 of the switching-on loop is disconnected, the switching-on loop is electrified, and the off indicator lamp 16 is electrified.
The working principle and the embodiments of the present invention are explained in detail with reference to the drawings, but the present invention is not limited to the above embodiments: for relay protection of different brands and models, the control principle is the same, and only wiring slightly differs. The utility model discloses realize the in-plant test of relay protection device control plug-in components.
Claims (2)
1. The utility model provides a relay protection control plug-in components testing arrangement which characterized by: the device comprises a box body (1), a switching-off button (2), a switching-on button (3), a single-phase diode (4), a first relay (5), a second relay (6), a third relay (7), a fourth relay (8), a fifth relay (9), a first resistor (10), a second resistor (11), a third resistor (12), a fourth resistor (13), a terminal block (14), a switching-on indicating lamp (15) and a switching-off indicating lamp (16); the opening of the opening button (2), the closing button (3), the closing indicator lamp (15) and the opening indicator lamp (16) are arranged on the box body (1), a binding post is arranged, and the single-phase diode (4), the first relay (5), the second relay (6), the third relay (7), the fourth relay (8), the fifth relay (9), the first resistor (10), the second resistor (11), the third resistor (12), the fourth resistor (13) and the terminal bar (14) are arranged in the box body through guide rails.
2. The relay protection control plug-in testing device according to claim 1, wherein: the device consists of a switching-off loop, a switching-on loop, an operation loop and an indication loop; one normally open contact of the opening button (2) is connected to an opening command inlet of the relay protection control plug-in, and one normally open contact of the closing button (3) is connected to a closing command inlet of the relay protection control plug-in; a switching-on command and a switching-off command output by the switching-on and switching-off command of the relay protection control plug-in are respectively accessed to the inlets of the switching-off command and the switching-on command of the testing device; the relay protection position states are respectively connected to a closing indicator lamp (15) and a separating indicator lamp (16); the closing loop is provided with a single-phase diode (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920944906.7U CN210270086U (en) | 2019-06-22 | 2019-06-22 | Relay protection control plug-in testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920944906.7U CN210270086U (en) | 2019-06-22 | 2019-06-22 | Relay protection control plug-in testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210270086U true CN210270086U (en) | 2020-04-07 |
Family
ID=70044025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920944906.7U Expired - Fee Related CN210270086U (en) | 2019-06-22 | 2019-06-22 | Relay protection control plug-in testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210270086U (en) |
-
2019
- 2019-06-22 CN CN201920944906.7U patent/CN210270086U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 |