CN219697096U - Gas-insulated totally-enclosed combined electrical apparatus switch integration debugging device - Google Patents
Gas-insulated totally-enclosed combined electrical apparatus switch integration debugging device Download PDFInfo
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- CN219697096U CN219697096U CN202322195691.2U CN202322195691U CN219697096U CN 219697096 U CN219697096 U CN 219697096U CN 202322195691 U CN202322195691 U CN 202322195691U CN 219697096 U CN219697096 U CN 219697096U
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- speed reducing
- box body
- auxiliary contact
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Abstract
The utility model discloses a knife switch integrated debugging device of a gas-insulated fully-closed combined electrical appliance, which comprises a box body, a direct-current motor, a speed reducing device, a mechanism auxiliary contact, a power module, an indicator lamp and a plug base, wherein the box body is of a semi-closed structure, the input end of the speed reducing device is connected with the output end of the direct-current motor, and the output end of the speed reducing device is connected with the mechanism auxiliary contact; the power module, the indicator light and the mechanism auxiliary contact are connected in series through wires, and the plug base is connected with the mechanism auxiliary contact through wires. The debugging device is manufactured by referring to the operating mechanisms of the 500kV isolating switch and the grounding switch, and can realize the functions of opening and closing and position indication instead of an actual mechanism, thereby avoiding frequent switch control plug and pull and improving the working efficiency.
Description
Technical Field
The utility model relates to the technical field of gas-insulated fully-enclosed combined electrical appliances, in particular to a knife switch integrated debugging device of a gas-insulated fully-enclosed combined electrical appliance.
Background
The gas-insulated fully-closed combined electrical appliance (GIS) consists of a breaker, an isolating switch, a grounding switch, a mutual inductor, a bus, a connecting piece, an outgoing terminal and the like, wherein all the equipment or parts are sealed in a metal-grounded shell, and SF6 insulating gas with certain pressure is filled in the equipment or parts, so that the equipment or the parts are also called as the SF6 fully-closed combined electrical appliance. GIS is one of the important electric elements of power plant, and its advantage lies in compact structure, area is little, the reliability is high, dispose nimble, the security is strong, environmental suitability is strong, maintenance work load is little. The breaker control cubicle plays roles in measuring, monitoring, controlling and protecting GIS equipment, and can realize the opening and closing operations of the breaker, the isolating switch and the grounding switch.
When a large hydropower station is transformed into a 500kV breaker control cabinet, if a miswiring condition occurs, an electrical malignant misoperation event can occur, equipment damage can be directly caused, and personal casualties and major grid accidents can be even caused if serious, so that huge economic loss is caused. In order to check the correctness of wiring and prevent misoperation, all knife switches in the transformation need to be subjected to opening and closing tests. When the debugging test of the control cabinet is carried out, as the isolating switch close to the side of the operation bus and the grounding switch of the operation bus can not directly carry out the test on the body mechanism according to the dispatching requirement, the control plug of the isolating switch can only be plugged into the adjacent operation mechanism for the test, a great deal of time and effort are required to be consumed to frequently exchange the control plug of the disconnecting link, and meanwhile, the risk of misoperation of operation equipment exists.
Disclosure of Invention
Aiming at the problems that in the transformation process of the control cabinet of the 500kV breaker of the hydropower plant, part of knife switches cannot be debugged with an operating mechanism, so that the time consumption is serious, the risk of misoperation of equipment exists, and the like, the utility model provides the integrated debugging device for the knife switches of the gas-insulated fully-closed combined electrical appliance, so that the intellectualization of the test process after the transformation of the control cabinet is improved, and the test working efficiency is improved.
The utility model provides a knife switch integrated debugging device of a gas-insulated fully-closed combined electrical appliance, which comprises the following components:
the box body is of a semi-closed structure;
the direct current motor, the speed reducing device, the mechanism auxiliary contact and the power module are arranged in the box body, wherein the input end of the speed reducing device is connected with the output end of the direct current motor, and the output end of the speed reducing device is connected with the mechanism auxiliary contact;
the power module, the indicator light and the auxiliary mechanism contact are connected in series through wires, and the plug base is connected with the auxiliary mechanism contact through wires.
In some embodiments, one end of the direct current motor, which is far away from the speed reducing device, is fixed on the inner wall of the box body.
In some embodiments, an end of the mechanism auxiliary contact remote from the speed reducer is fixed to the inner wall of the box.
In some embodiments, the box includes a front panel and a rear panel disposed opposite the front panel, the indicator light is disposed on the front panel, and the plug base is disposed on the rear panel.
In some embodiments, the indicator light includes a red indicator light that is a closed position and a green indicator light that is an open position.
In some embodiments, the plug base includes a control plug base and a position contact feedback plug base.
In some embodiments, the box is an aluminum alloy.
In some embodiments, the dc motor is connected to an external circuit by wires.
Compared with the prior art, the utility model has the beneficial effects that:
the debugging device is manufactured by referring to the operating mechanisms of the 500kV isolating switch and the grounding switch, and can realize the functions of opening and closing and position indication instead of an actual mechanism, thereby avoiding frequent switch control plug and pull and improving the working efficiency.
The debugging device is simple in structure, easy to process and low in cost, is provided with the control plug base and the opening and closing indicator lamp, is convenient to operate, and can greatly shorten the test time; meanwhile, the test on actual equipment is avoided, the safety of the test is improved, and the method has remarkable economic and social benefits and wide popularization value.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic diagram of a knife switch integrated debugging device of a gas-insulated fully-enclosed combined electrical apparatus;
FIG. 2 is a schematic view of the installation position of the indicator lamp of the present utility model;
FIG. 3 is a schematic view of the installation position of the plug base of the present utility model;
reference numerals illustrate:
the device comprises a box body 1, a direct current motor 2, a speed reducer 3, a mechanism auxiliary contact 4, a power module 5, a green indicator lamp 6, a red indicator lamp 7, a control plug base 8, a position contact feedback plug base 9, a front panel 10 and a rear panel 11.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
The utility model provides a knife switch integrated debugging device for a gas-insulated fully-enclosed combined electrical appliance, which is provided by an embodiment of the utility model, with reference to the accompanying drawings.
As shown in figures 1-3, the gas-insulated fully-closed combined electrical appliance disconnecting link integrated debugging device comprises a box body 1, a direct current motor 2, a speed reducer 3, a mechanism auxiliary contact 4, a power module 5, an indicator light and a plug base. The device provided by the utility model is used for simulating the actual opening and closing positions of the actual isolating switch and the grounding switch to check the correctness of wiring after GIS transformation.
The direct current motor 2, the speed reducer 3, the mechanism auxiliary contact 4 and the power module 5 are arranged inside the box body 1, the input end of the speed reducer 3 is connected with the output end of the direct current motor 2, and the output end of the speed reducer 3 is connected with the mechanism auxiliary contact 4. One end of the direct current motor 2, which is far away from the speed reducer 3, is fixed on the inner wall of the box body 1, the direct current motor 2 is connected with an external circuit through a wire, namely the external circuit provides electric energy for the direct current motor 2, and one end of the mechanism auxiliary contact 4, which is far away from the speed reducer 3, is fixed on the inner wall of the box body 1. As shown in fig. 1, the speed reducing device 3 is disposed between the dc motor 2 and the mechanism auxiliary contact 4, and the speed reducing device 3 is disposed to operate the mechanism auxiliary contact 4 in place because the dc motor 2 rotates at a high speed and the stroke of the mechanism auxiliary contact 4 is small. In the working process, the direct current motor 2 drives the speed reducer 3 to rotate, so that the speed reducer 3 drives the mechanism auxiliary contact 4 to rotate. The internal structure of the mechanism auxiliary contact 4 is similar to a travel switch, and when the mechanical connecting rod works to drive the internal mechanism to rotate, the auxiliary node is further shifted, so that the opening node is changed into the closing node, and the closing node is changed into the opening node.
The case 1 is of a semi-closed structure, and in some embodiments, the case 1 is made of an aluminum alloy. In a specific embodiment, the case 1 is a semi-enclosed storage box with a size of 500×500×350mm (length×width×height) formed by splicing aluminum alloy plates, wherein the panels of the case 1 can be opened. The direct current motor 2, the speed reducing device 3, the mechanism auxiliary contact 4 and the power module 5 are arranged inside the box body 1, in some embodiments, the power module 5 is a 24V power module, the indicator lamp and the plug base are arranged outside the box body 1, the power module 5, the indicator lamp and the mechanism auxiliary contact 4 are connected in series through wires, and the plug base and the mechanism auxiliary contact 4 are connected through wires. Specifically, the case 1 includes a front panel 10 and a rear panel 11 disposed opposite to the front panel 10, the indicator lamp is disposed on the front panel 10, and the insertion/extraction base is disposed on the rear panel 11. The pilot lamp includes red pilot lamp 7 and green pilot lamp 6, and red pilot lamp 7 is the closing position, and green pilot lamp 6 is the separating brake position. The plug base comprises a control plug base 8 and a position contact feedback plug base 9.
When the disconnecting link mechanism debugging test is carried out, the opening and closing operation of the disconnecting link can be simulated only by inserting the secondary plug of the GIS into the corresponding control plug base 8, and after the auxiliary contact mechanism is in place, the opening and closing position of the disconnecting link can be accurately fed back to be used for disconnecting an operation loop or lighting an opening and closing indicator lamp, so that the verification of the control loop of the disconnecting link operation mechanism is realized. Specifically, when the secondary plug-in device of the GIS to be debugged and verified is used for controlling the plug-in base 8 and the position contact feedback plug-in base 9, when the breaker is switched on in the breaker control cubicle, the direct current motor 2 in the device rotates positively, the direct current motor 2 drives the speed reducer 3 to rotate, the speed reducer 3 drives the mechanism auxiliary contact 4 to rotate, so that the mechanism auxiliary contact 4 is in place, at the moment, if the red indicator lamp 7 is lighted, the connection of a switching-on control loop of the GIS is correct, and if the red indicator lamp 7 is not lighted, the connection of the switching-on control loop of the GIS is wrong; when the breaker is operated by disconnecting the disconnecting link in the breaker control cabinet, the direct current motor 2 in the device is reversed, the direct current motor 2 drives the speed reducer 3 to rotate, the speed reducer 3 drives the mechanism auxiliary contact 4 to rotate, so that the mechanism auxiliary contact 4 is in place, at the moment, if the green indicator lamp 6 is lighted, the connection of a disconnecting control loop of the GIS is correct, and if the green indicator lamp 6 is not lighted, the connection of the disconnecting control loop of the GIS is wrong.
The debugging device is manufactured by referring to the operating mechanisms of the 500kV isolating switch and the grounding switch, and can realize the functions of opening and closing and position indication instead of an actual mechanism, thereby avoiding frequent switch control plug and pull and improving the working efficiency.
The debugging device is simple in structure, easy to process and low in cost, is provided with the control plug base and the opening and closing indicator lamp, is convenient to operate, and can greatly shorten the test time; meanwhile, the test on actual equipment is avoided, the safety of the test is improved, and the method has remarkable economic and social benefits and wide popularization value.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms may be directed to different embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. The utility model provides a gas-insulated totally closed combined electrical apparatus switch integration debugging device which characterized in that includes:
the box body is of a semi-closed structure;
the direct current motor, the speed reducing device, the mechanism auxiliary contact and the power module are arranged in the box body, wherein the input end of the speed reducing device is connected with the output end of the direct current motor, and the output end of the speed reducing device is connected with the mechanism auxiliary contact;
the power module, the indicator light and the auxiliary mechanism contact are connected in series through wires, and the plug base is connected with the auxiliary mechanism contact through wires.
2. The gas-insulated fully-closed combined electrical apparatus disconnecting link integrated debugging device according to claim 1, wherein one end of the direct current motor, which is far away from the speed reducing device, is fixed on the inner wall of the box body.
3. The gas-insulated fully-closed combined electrical apparatus disconnecting link integrated debugging device according to claim 2, wherein one end of the mechanism auxiliary contact, which is far away from the speed reducing device, is fixed on the inner wall of the box body.
4. The gas-insulated switchgear knife switch integrated debugging device according to claim 3, wherein the box comprises a front panel and a rear panel opposite to the front panel, the indicator light is arranged on the front panel, and the plug base is arranged on the rear panel.
5. The gas-insulated switchgear knife switch integrated debugging device according to claim 4, wherein the indicator lamp comprises a red indicator lamp and a green indicator lamp, the red indicator lamp is a switch-on position, and the green indicator lamp is a switch-off position.
6. The gas insulated switchgear knife switch integrated debugging device of claim 5, wherein the plug base comprises a control plug base and a position contact feedback plug base.
7. The gas-insulated switchgear knife switch integrated debugging device according to claim 1, wherein the box body is made of aluminum alloy.
8. The gas-insulated fully-enclosed switchgear knife switch integrated debugging device according to claim 1, wherein the direct-current motor is connected with an external circuit through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322195691.2U CN219697096U (en) | 2023-08-16 | 2023-08-16 | Gas-insulated totally-enclosed combined electrical apparatus switch integration debugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322195691.2U CN219697096U (en) | 2023-08-16 | 2023-08-16 | Gas-insulated totally-enclosed combined electrical apparatus switch integration debugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219697096U true CN219697096U (en) | 2023-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322195691.2U Active CN219697096U (en) | 2023-08-16 | 2023-08-16 | Gas-insulated totally-enclosed combined electrical apparatus switch integration debugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219697096U (en) |
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2023
- 2023-08-16 CN CN202322195691.2U patent/CN219697096U/en active Active
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