CN219937778U - Gas-insulated metal-enclosed switchgear grounding switch tool - Google Patents
Gas-insulated metal-enclosed switchgear grounding switch tool Download PDFInfo
- Publication number
- CN219937778U CN219937778U CN202321246746.1U CN202321246746U CN219937778U CN 219937778 U CN219937778 U CN 219937778U CN 202321246746 U CN202321246746 U CN 202321246746U CN 219937778 U CN219937778 U CN 219937778U
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- piston rod
- grounding
- grounding switch
- switch
- static end
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- 230000003068 static effect Effects 0.000 claims abstract description 32
- 238000002955 isolation Methods 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000004020 conductor Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model relates to the field of grounding switches, in particular to a grounding switch tool of gas-insulated metal-enclosed switchgear, which comprises a grounding static end, a centering tool, an isolation static end, a first piston rod and a second piston rod, wherein one end of the second piston rod is inserted into the first piston rod, the first piston rod and the second piston rod form the centering tool, and one end of the first piston rod is connected with the isolation static end of the isolation grounding switch. The tool utilizes the static end of the isolating switch to position the static end of the grounding switch, can effectively solve the problem that the axis of the moving contact is not concentric with the axis of the static end when the moving contact of the isolating switch and the static end of the grounding switch are moved, thereby avoiding the condition of unqualified performances such as wire outlet bouncing and three-phase different periods of the isolating switch and the grounding switch, and can be widely used in high-voltage gas insulated metal-enclosed switchgear. The utility model adopts the piston rod structure, well solves the problem that the isolating grounding switch is difficult to be concentrically installed in the production process, and improves the production efficiency.
Description
Technical Field
The utility model relates to the field of grounding switches, in particular to a grounding switch tool of gas-insulated metal-enclosed switchgear.
Background
In high-voltage power transmission and transformation systems, substation GIS equipment is widely adopted, and an isolating switch and a grounding switch are used as one of commonly used functional elements in the GIS equipment: and plays roles of isolation and grounding in the circuit. In the production process of the isolation and grounding switch, the movable contact of the isolation and grounding switch is difficult to ensure concentricity when directly assembled with the static end shaft center of the isolation and grounding switch, and the tool is used for assembly, so that the coaxial precision can be improved, and the performance disqualification conditions such as bouncing, three-phase dead time and the like of the isolation and grounding switch are reduced. Therefore, a person skilled in the art provides a gas-insulated metal-enclosed switchgear grounding switch fixture to solve the problems set forth in the background art.
Disclosure of Invention
The utility model aims to provide a grounding switch tool for gas-insulated metal-enclosed switchgear, which solves the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a gas-insulated metal-enclosed switchgear earthing switch frock, includes the quiet end of earthing, centering frock, keeps apart quiet end, piston rod one and piston rod two, the inside of piston rod one is inserted to piston rod two's one end, and piston rod one and piston rod two constitute centering frock, and the quiet end of isolation earthing switch is connected to one end of piston rod one, and the quiet end of earthing switch is connected to the other end of piston rod two. During assembly, the centering tool 2 consisting of the first piston rod 4 and the second piston rod 5 is stretched, two ends are respectively arranged in the grounding static end 1 and the isolation static end 3, conductors of the grounding static end 1 and the isolation static end 3 are respectively fixed at theoretical positions, concentricity of the two static ends is guaranteed, after the two groups of conductors are fixed, the centering tool 2 is contracted and taken down, and installation is completed, so that concentricity of the two static ends is guaranteed.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model adopts the piston rod structure, well solves the problem that the isolating grounding switch is difficult to be concentrically installed in the production process, and improves the production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a gas-insulated metal-enclosed switchgear grounding switch fixture.
Fig. 2 is a schematic installation diagram of a gas-insulated metal-enclosed switchgear grounding switch fixture.
In the figure: the device comprises a grounding static end 1, a centering tool 2, an isolation static end 3, a first piston rod 4 and a second piston rod 5.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, in an embodiment of the utility model, a grounding switch fixture for a gas-insulated metal-enclosed switchgear includes a grounding static end 1, a centering fixture 2, an isolation static end 3, a first piston rod 4 and a second piston rod 5, wherein one end of the second piston rod 5 is inserted into the first piston rod 4, the first piston rod 4 and the second piston rod 5 form the centering fixture 2, one end of the first piston rod 4 is connected with the isolation static end 3 of the isolation grounding switch, and the other end of the second piston rod 5 is connected with the grounding static end 1 of the isolation grounding switch.
During assembly, the centering tool 2 consisting of the first piston rod 4 and the second piston rod 5 is stretched, two ends are respectively arranged in the grounding static end 1 and the isolation static end 3, conductors of the grounding static end 1 and the isolation static end 3 are respectively fixed at theoretical positions, concentricity of the two static ends is guaranteed, after the two groups of conductors are fixed, the centering tool 2 is contracted and taken down, and installation is completed, so that concentricity of the two static ends is guaranteed.
The tool utilizes the static end of the isolating switch to position the static end of the grounding switch, can effectively solve the problem that the axis of the moving contact is not concentric with the axis of the static end when the moving contact of the isolating switch and the static end of the grounding switch are moved, thereby avoiding the condition of unqualified performances such as wire outlet bouncing and three-phase different periods of the isolating switch and the grounding switch, and can be widely used in high-voltage gas insulated metal-enclosed switchgear.
The utility model adopts the piston rod structure, well solves the problem that the isolating grounding switch is difficult to be concentrically installed in the production process, and improves the production efficiency.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (2)
1. The utility model provides a gas-insulated metal-enclosed switchgear earthing switch frock, its characterized in that, including quiet end (1) of earthing, centering frock (2), keep apart quiet end (3), piston rod one (4) and piston rod two (5), the inside of piston rod one (4) is inserted to the one end of piston rod two (5), and centering frock (2) are constituteed to piston rod one (4) and piston rod two (5), and the quiet end (3) of isolation earthing switch are connected to the one end of piston rod one (4), and the quiet end (1) of earthing switch are kept apart in the other end connection of piston rod two (5).
2. The grounding switch tool for the gas-insulated metal-enclosed switchgear according to claim 1, wherein the first piston rod (4) and the second piston rod (5) form a centering tool (2), and two ends of the centering tool (2) are respectively provided with a grounding static end (1) and an isolating static end (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321246746.1U CN219937778U (en) | 2023-05-22 | 2023-05-22 | Gas-insulated metal-enclosed switchgear grounding switch tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321246746.1U CN219937778U (en) | 2023-05-22 | 2023-05-22 | Gas-insulated metal-enclosed switchgear grounding switch tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219937778U true CN219937778U (en) | 2023-10-31 |
Family
ID=88500763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321246746.1U Active CN219937778U (en) | 2023-05-22 | 2023-05-22 | Gas-insulated metal-enclosed switchgear grounding switch tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219937778U (en) |
-
2023
- 2023-05-22 CN CN202321246746.1U patent/CN219937778U/en active Active
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