CN113125951A - 10kV vacuum circuit breaker mechanical characteristic test wiring device - Google Patents
10kV vacuum circuit breaker mechanical characteristic test wiring device Download PDFInfo
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- CN113125951A CN113125951A CN202110503843.3A CN202110503843A CN113125951A CN 113125951 A CN113125951 A CN 113125951A CN 202110503843 A CN202110503843 A CN 202110503843A CN 113125951 A CN113125951 A CN 113125951A
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- circuit breaker
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- 238000004146 energy storage Methods 0.000 claims abstract description 29
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
- G01R31/3272—Apparatus, systems or circuits therefor
- G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model provides a 10kV vacuum circuit breaker mechanical characteristic test termination, relates to electrical test's technical field, and its structure is: the circuit breaker characteristic tester is connected with the wiring host, the wiring host is connected with the aviation wiring socket, the aviation wiring socket is connected with the circuit breaker, and a direct resistance action change-over switch, a switching-on/off switch, an energy storage motor switch, a resistance tester switch, a wiring socket and a direct resistance display are arranged on a panel of the wiring host. The invention has the beneficial effects that: the wiring is safe and reliable, and no exposed conductor part exists in the working circuit; the device has stable wiring and is not easy to drop, the complex disconnection is avoided, and the time consumed for measuring the resistance of the switching-off and switching-on loops by using a universal meter is saved due to the access of the direct current resistance test; meanwhile, the problem of difficulty in manual energy storage in the past is solved by adding an electric energy storage mode, and the working efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of electrical tests, in particular to a wiring device for a mechanical characteristic test of a 10kV vacuum circuit breaker.
Background
At present, when a mechanical characteristic test project is carried out on a 10kV vacuum circuit breaker, an instrument is connected with a required test stitch on an aviation plug of the circuit breaker through an independent test wire, the wiring arrangement of the aviation plug is tight, the switching of the on-off state of the circuit breaker is frequent, the test wiring needs to be changed after each switching, manual energy storage is needed before each switching-on, three-person operation is needed for measuring the resistance of an on-off coil from the aviation plug, the steps are various, the test time is long, the time delay is very easy to cause, and the test efficiency is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a wiring device for a mechanical characteristic test of a 10kV vacuum circuit breaker, which aims to solve the problems of multiple steps and long test time.
The invention provides a wiring device for a mechanical characteristic test of a 10kV vacuum circuit breaker, which has the following structure: the circuit breaker characteristic tester is connected with the wiring host, and aviation connection socket is connected to the wiring host, and aviation connection socket connects the circuit breaker, be provided with on the wiring host panel and directly hinder action change over switch, divide-shut brake change over switch, energy storage motor switch, resistance tester switch, wiring socket and directly hinder the display, connect through internal circuit between wiring host and the aviation socket, circuit breaker characteristic tester and wiring host pass through the wire and connect.
The internal circuit comprises a closing loop, an opening loop, a closing resistance measuring loop, an opening resistance measuring loop and a breaker motor energy storage loop; the paths of the opening circuit and the opening resistance measuring circuit are the same, the opening circuit and the opening resistance measuring circuit are separated through the access and the connection of the ohmmeter, the paths of the closing circuit and the closing resistance measuring circuit are the same, and the closing circuit and the closing resistance measuring circuit are separated through the access and the connection of the ohmmeter; the circuit breaker motor energy storage loop exists alone, and the input is connected the circuit breaker characteristic test appearance, and the output is connected to aviation connection socket's energy storage stitch.
The switching-on/off switch has three gears of a switch-off gear (T), a switch-on gear (H) and a connecting gear (D).
The switching-on and switching-off switch corresponds to the circuit switches S2 and S3.
The energy storage motor switch corresponds to the circuit switch S1.
The resistance tester switch corresponds to circuit switch S4.
The circuit breaker characteristic tester is connected to the corresponding circuit A, B, C and the D terminal.
Three groups of loops, namely 25 and 35 loops, 4 and 14 loops, and 30 and 31 loops are arranged in the circuit breaker; the aviation connection socket accesses the corresponding circuit 25, 35, 14, 31, 4, 30.
The closing loop is a switching-on and switching-off switching switch which is switched to be closed (H), and a circuit D-S3-4-14-S2-C is switched on.
The opening loop is switched to the opening (T) by the opening and closing switch, and the loop D-S3-30-31-S2-C is switched on.
The circuit breaker motor energy storage loop is characterized in that an energy storage motor switch is turned on, and a loop B-S1-35-25-A is connected.
The opening resistance measuring circuit is switched from an opening-closing switch to a closing (T); the direct resistance action change-over switch is turned on; the resistance tester switch is opened, completing the loop S4-S3-30-31-S2-S4.
The switching-on resistance measuring loop is switched from a switching-on/off switch to a switching-on (H); the direct resistance action change-over switch is turned on; the resistance tester switch is opened, completing the loop S4-S3-4-14-S2-S4.
The using method of the invention comprises the following steps: the three-gear control of opening (T), closing (H) and wiring (D) of the switching-closing switch selector switch selects an opening circuit, a closing circuit and a wiring state (internal contacts are not connected, so that the condition that people are injured by downward pressurization and power transmission during wiring is prevented); the motor energy storage switch controls the circuit breaker energy storage motor to supply power; the resistance test switch controls whether the resistance meter is connected into the closing and opening loop or not, the loop resistance is measured when the resistance meter is connected, and the mechanical characteristic test of the closing and opening loop is carried out after the resistance test exits; the direct current resistance reading panel is used for reading the resistance measured by the direct current resistance test.
The invention has the beneficial effects that: the wiring is safe and reliable, no exposed conductor part exists in the working circuit, and the power grid and personal risks caused by mistaken touch are avoided; the device has stable wiring and is not easy to drop, the complex disconnection is avoided, and the time consumed for measuring the resistance of the switching-off and switching-on loops by using a universal meter is saved due to the access of the direct current resistance test; meanwhile, the problem of difficulty in manual energy storage in the past is solved by adding an electric energy storage mode, and the working efficiency is greatly improved.
Drawings
FIG. 1 is a connection diagram of a test wiring device of the present invention;
FIG. 2 is a diagram of a wiring host of the present invention;
FIG. 3 is a schematic circuit diagram of the present invention;
in the figure: 1. the circuit breaker comprises a circuit breaker characteristic tester 2, a wiring host machine 3, an aviation wiring socket 4, a circuit breaker 201, a direct resistance action change-over switch 202, an opening and closing change-over switch 203, an energy storage motor switch 204, a resistance tester switch 205, a wiring socket 206 and a direct resistance display.
Detailed Description
The internal circuit comprises a closing loop, an opening loop, a closing resistance measuring loop, an opening resistance measuring loop and a breaker motor energy storage loop; the paths of the opening circuit and the opening resistance measuring circuit are the same, the opening circuit and the opening resistance measuring circuit are separated through the access and the connection of the ohmmeter, the paths of the closing circuit and the closing resistance measuring circuit are the same, and the closing circuit and the closing resistance measuring circuit are separated through the access and the connection of the ohmmeter; the circuit breaker motor energy storage loop exists independently, the input end is connected with the circuit breaker characteristic tester (1), and the output end is connected to the energy storage pin of the aviation connection socket (3).
The opening and closing switch (202) has three gears of opening (T), closing (H) and connecting wire (D); the switching-on/off switch (202) corresponds to the circuit switches S2 and S3.
The energy storage motor switch (203) corresponds to the circuit switch S1.
The resistance tester switch (204) corresponds to the circuit switch S4.
The circuit breaker characteristic tester (1) is connected to the corresponding circuit A, B, C and the D end.
Three groups of loops, namely 25 and 35 loops, 4 and 14 loops and 30 and 31 loops are arranged in the circuit breaker (4); the aviation connection socket (3) is connected with corresponding circuits 25, 35, 14, 31, 4 and 30.
The closing loop is formed by switching the switching-on and switching-off selector switch (202) to a closing loop (H) and switching on a circuit D-S3-4-14-S2-C.
The opening loop is switched from a switching-on and switching-off selector switch (202) to a switching-off loop (T), and a loop D-S3-30-31-S2-C is switched on.
The circuit breaker motor energy storage loop is characterized in that an energy storage motor switch (203) is opened, and a loop B-S1-35-25-A is connected.
The opening resistance measuring loop is switched from an opening-closing switch (202) to a closing (T); the direct resistance action change-over switch (201) is turned on; the resistance tester switch (204) opens, completing the loop S4-S3-30-31-S2-S4.
The switching-on resistance measuring loop is switched from a switching-on/off switch (202) to a switching-on (H); the direct resistance action change-over switch (201) is turned on; the resistance tester switch (204) opens, completing the loop S4-S3-4-14-S2-S4.
Claims (10)
1. The utility model provides a 10kV vacuum circuit breaker mechanical characteristic test termination which characterized in that: the circuit breaker characteristic tester (1) is connected with the wiring host (2), the wiring host (2) is connected with the aviation wiring socket (3), the aviation wiring socket (3) is connected with the circuit breaker (4), and a direct resistance action change-over switch (201), a switching-on/off change-over switch (202), an energy storage motor switch (203), a resistance tester switch (204), a wiring socket (205) and a direct resistance display (206) are arranged on a panel of the wiring host (2); the display, connect through internal circuit between host computer (2) and the aviation socket (3), circuit breaker characteristic test appearance (1) and wiring host computer (2) pass through the wire and connect.
2. The 10kV vacuum circuit breaker mechanical characteristic test wiring device according to claim 1, characterized in that: the internal circuit comprises a closing loop, an opening loop, a closing resistance measuring loop, an opening resistance measuring loop and a breaker motor energy storage loop; the paths of the opening circuit and the opening resistance measuring circuit are the same, the opening circuit and the opening resistance measuring circuit are separated through the access and the connection of the ohmmeter, the paths of the closing circuit and the closing resistance measuring circuit are the same, and the closing circuit and the closing resistance measuring circuit are separated through the access and the connection of the ohmmeter; the circuit breaker motor energy storage loop exists independently, the input end is connected with the circuit breaker characteristic tester (1), and the output end is connected to the aviation connection socket (3).
3. The 10kV vacuum circuit breaker mechanical characteristic test wiring device according to claim 1, characterized in that: the opening and closing switch (202) has three gears of opening (T), closing (H) and connecting wire (D); the switching-on/off switch (202) corresponds to the circuit switches S2 and S3; the energy storage motor switch (203) corresponds to a circuit switch S1; the resistance tester switch (204) corresponds to the circuit switch S4.
4. The 10kV vacuum circuit breaker mechanical characteristic test wiring device according to claim 1, characterized in that: the circuit breaker characteristic tester (1) is connected to the corresponding circuit A, B, C and the D end.
5. The 10kV vacuum circuit breaker mechanical characteristic test wiring device according to claim 2, characterized in that: three groups of loops, namely 25 and 35 loops, 4 and 14 loops and 30 and 31 loops are arranged in the circuit breaker (4); the aviation connection socket (3) is connected with corresponding circuits 25, 35, 14, 31, 4 and 30.
6. The 10kV vacuum circuit breaker mechanical characteristic test wiring device according to claim 2, characterized in that: the closing loop is formed by switching the switching-on and switching-off selector switch (202) to a closing loop (H) and switching on a circuit D-S3-4-14-S2-C.
7. The 10kV vacuum circuit breaker mechanical characteristic test wiring device according to claim 2, characterized in that: the opening loop is switched from a switching-on and switching-off selector switch (202) to a switching-off loop (T), and a loop D-S3-30-31-S2-C is switched on.
8. The 10kV vacuum circuit breaker mechanical characteristic test wiring device according to claim 2, characterized in that: the circuit breaker motor energy storage loop is characterized in that an energy storage motor switch (203) is opened, and a loop B-S1-35-25-A is connected.
9. The 10kV vacuum circuit breaker mechanical characteristic test wiring device according to claim 2, characterized in that: the opening resistance measuring loop is switched from an opening-closing switch (202) to a closing (T); the direct resistance action change-over switch (201) is turned on; the resistance tester switch (204) opens, completing the loop S4-S3-30-31-S2-S4.
10. The 10kV vacuum circuit breaker mechanical characteristic test wiring device according to claim 2, characterized in that: the switching-on resistance measuring loop is switched from a switching-on/off switch (202) to a switching-on (H); the direct resistance action change-over switch (201) is turned on; the resistance tester switch (204) opens, completing the loop S4-S3-4-14-S2-S4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110503843.3A CN113125951A (en) | 2021-05-10 | 2021-05-10 | 10kV vacuum circuit breaker mechanical characteristic test wiring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110503843.3A CN113125951A (en) | 2021-05-10 | 2021-05-10 | 10kV vacuum circuit breaker mechanical characteristic test wiring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113125951A true CN113125951A (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110503843.3A Pending CN113125951A (en) | 2021-05-10 | 2021-05-10 | 10kV vacuum circuit breaker mechanical characteristic test wiring device |
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| Country | Link |
|---|---|
| CN (1) | CN113125951A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114200295A (en) * | 2021-12-13 | 2022-03-18 | 国网福建省电力有限公司晋江市供电公司 | Plug connector switching method for mechanical characteristic test of 10KV circuit breaker |
-
2021
- 2021-05-10 CN CN202110503843.3A patent/CN113125951A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114200295A (en) * | 2021-12-13 | 2022-03-18 | 国网福建省电力有限公司晋江市供电公司 | Plug connector switching method for mechanical characteristic test of 10KV circuit breaker |
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