CN220691883U - Special external handle operating lever for high-voltage isolating switch - Google Patents
Special external handle operating lever for high-voltage isolating switch Download PDFInfo
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- CN220691883U CN220691883U CN202322207414.9U CN202322207414U CN220691883U CN 220691883 U CN220691883 U CN 220691883U CN 202322207414 U CN202322207414 U CN 202322207414U CN 220691883 U CN220691883 U CN 220691883U
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- rod
- isolating switch
- operating
- groove
- voltage isolating
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- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 238000002955 isolation Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses an external handle operating rod special for a high-voltage isolating switch, which comprises an operating rod, wherein one end of the operating rod is provided with an extension rod, one end of the extension rod, which is far away from the operating rod, is fixedly provided with a tail end inserted rod, one end of the operating rod, which is close to the extension rod, is provided with a telescopic slot, one end of the extension rod, which is far away from the tail end inserted rod, is positioned in the telescopic slot, and the outer side of the operating rod is wrapped with an insulating layer. According to the utility model, the flat necking-shaped tail end inserted link with matched size is specially designed and manufactured aiming at the guide elliptical notch of the high-voltage isolating switch fixed end operating mechanism, so that the operating link can be well and easily inserted into the guide elliptical notch of the high-voltage isolating switch mechanical operating fixed end operating mechanism through the tail end inserted link, the mechanical operating fixed end operating mechanism of the high-voltage isolating switch can be uniformly stressed when the high-voltage isolating switch is operated, the operating difficulty is greatly reduced, and the damage to the guide elliptical notch of the high-voltage isolating switch fixed end operating mechanism can be avoided.
Description
Technical Field
The utility model relates to the technical field of operating levers, in particular to an external handle operating lever special for a high-voltage isolating switch.
Background
The high-voltage isolating switch is an important switching device in electric systems of power plants and substations, and is matched with a high-voltage breaker to be used, the isolating switch is suitable for an indoor device with three-phase alternating current of 50Hz and rated voltage of 6-12KV, and an external handle operating rod is needed when the high-voltage isolating switch is operated when the high-voltage isolating switch is switched on, off or used for converting a circuit under the condition that the high-voltage equipment has voltage and is in a negative load.
The socket of high-voltage isolation switch stiff end operating mechanism is oval breach, and current external handle action bars terminal plug is prismatic column, and current external handle action bars when using, terminal plug can't laminate oval breach for high-voltage isolation switch stiff end operating mechanism's socket atress is inhomogeneous, makes oval breach deformation easily, inconvenient use, therefore we propose a special external handle action bars of high-voltage isolation switch.
Disclosure of Invention
The utility model aims to provide an external handle operating rod special for a high-voltage isolating switch, which achieves the purposes of enabling a mechanical operation fixed end operating mechanism of the high-voltage isolating switch to be uniformly stressed, greatly reducing the operating difficulty and avoiding damaging a guide elliptical notch of the high-voltage isolating switch fixed end operating mechanism when the high-voltage isolating switch is operated.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an external handle operating rod special for a high-voltage isolating switch comprises an operating rod, wherein one end of the operating rod is provided with an extension rod, one end of the extension rod far away from the operating rod is fixed with a tail end inserted rod,
the end, close to the extension rod, of the operation rod is provided with a telescopic groove, one end, far away from the tail end inserted rod, of the extension rod is positioned in the telescopic groove, and the outer side of the operation rod is wrapped with an insulating layer;
the side wall of the expansion groove is radially symmetrically provided with a guide groove, the side wall of the extension rod is fixedly provided with a guide block corresponding to the guide groove, and the operation rod controls the expansion of the extension rod through the clamping mechanism.
Preferably, the terminal insert rod is flat and necked.
Preferably, the external dimension of the guide block is identical with the internal dimension of the guide groove, the guide block is arranged in the guide groove, and the guide block and the guide groove form a guide structure.
Preferably, the clamping mechanism comprises clamping grooves, clamping grooves are symmetrically formed in the outer circular surface of the extension rod, clamping block grooves are radially symmetrically formed in the inner side wall of the opening of the telescopic groove, clamping blocks are rotationally connected in the clamping block grooves, springs are installed between the top of the inner sides of the clamping block grooves and the clamping blocks, the operation rod penetrates through a pressing rod groove on the outer wall of the other end of the corresponding clamping block, and pressing rods penetrate through the pressing rod groove.
Preferably, the clamping grooves and the clamping blocks symmetrically arranged on the outer circular surface of the extension rod are opposite in distribution direction, and the clamping blocks are elastically connected with the inner wall of the clamping block groove through springs.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the flat necking-shaped tail end inserted link with matched size is specially designed and manufactured aiming at the guide elliptical notch of the high-voltage isolating switch fixed end operating mechanism, so that the operating link can be well and easily inserted into the guide elliptical notch of the high-voltage isolating switch mechanical operating fixed end operating mechanism through the tail end inserted link, the mechanical operating fixed end operating mechanism of the high-voltage isolating switch can be uniformly stressed when the high-voltage isolating switch is operated, the operating difficulty is greatly reduced, and the damage to the guide elliptical notch of the high-voltage isolating switch fixed end operating mechanism can be avoided.
2. According to the utility model, when the whole length of the operation rod is required to be adjusted, the compression rods at two sides are pressed, the compression rods drive the clamping blocks to overcome the elasticity of the springs and move out of the clamping grooves, so that the extension rod can move in the telescopic grooves, when the extension rod moves to a required position, the compression rods are released, the springs drive the clamping blocks to reset, so that the clamping blocks are propped against the end parts of the clamping grooves, the clamping grooves and the clamping blocks which are symmetrically arranged can lock the extension rod and the operation rod, the extension rod is prevented from automatically stretching, and the length adjustment of the operation rod can be controlled through the clamping mechanism, so that the operation rod can be suitable for users with different heights.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;
fig. 3 is a schematic perspective view of the extension rod of the present utility model.
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.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms "upper", "lower", "approaching", "far", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; furthermore, unless explicitly stated and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples:
referring to fig. 1 to 3, the present utility model provides a technical solution: an external handle operating rod special for a high-voltage isolating switch comprises an operating rod 1, wherein one end of the operating rod 1 is provided with an extension rod 2, one end of the extension rod 2 far away from the operating rod 1 is fixed with a tail end inserted rod 3,
the end, close to the extension rod 2, of the operation rod 1 is provided with a telescopic groove 4, the end, far away from the tail end inserted rod 3, of the extension rod 2 is positioned in the telescopic groove 4, and the outer side of the operation rod 1 is wrapped with an insulating layer 5;
the side wall of the telescopic slot 4 is radially symmetrically provided with a guide slot 6, the side wall of the extension rod 2 is fixedly provided with a guide block 7 corresponding to the guide slot 6, and the operation rod 1 controls the extension of the extension rod 2 through a clamping mechanism.
Referring to fig. 1 to 3, the end insert rod 3 is in a flat and reduced shape, the outer dimension of the guide block 7 is matched with the inner dimension of the guide groove 6, the guide block 7 is arranged inside the guide groove 6, and the guide block 7 and the guide groove 6 form a guide structure; when the extension rod 2 moves in the telescopic groove 4, the extension rod 2 drives the guide block 7 to move in the guide groove 6, and the movement of the extension rod 2 can be guided through the guide structure formed by the guide block 7 and the guide groove 6, so that the extension rod 2 and the operation rod 1 are prevented from shaking when moving;
the oval notch of guide is designed and manufactured to the oval notch of the fixed end operating mechanism of the high-voltage isolating switch specially, and the flat necking-shaped tail end inserted link 3 with matched size is manufactured, so that the operating link 1 can be well and easily inserted into the oval notch of the guide of the mechanical operating fixed end operating mechanism of the high-voltage isolating switch through the tail end inserted link 3, when the high-voltage isolating switch is operated, the mechanical operating fixed end operating mechanism of the high-voltage isolating switch can be uniformly stressed, the operating difficulty is greatly reduced, and damage to the oval notch of the guide of the fixed end operating mechanism of the high-voltage isolating switch is avoided.
Referring to fig. 1 to 3, the clamping mechanism comprises a clamping groove 8, clamping grooves 8 are symmetrically formed in the outer circular surface of an extension rod 2, clamping block grooves 9 are radially and symmetrically formed in the inner side walls of the openings of the telescopic grooves 4, clamping blocks 10 are rotationally connected in the clamping block grooves 9, springs 11 are arranged between the tops of the inner sides of the clamping block grooves 9 and the clamping blocks 10, a pressing rod groove 12 penetrates through the outer walls of the other ends of the operating rod 1 corresponding to the clamping blocks 10, pressing rods 13 penetrate through the pressing rod groove 12, the distribution directions of the clamping grooves 8 and the clamping blocks 10 which are symmetrically arranged in the outer circular surface of the extension rod 2 are opposite, and the clamping blocks 10 are elastically connected with the inner walls of the clamping block grooves 9 through the springs 11; when the whole length of the operation rod 1 needs to be adjusted, the compression bars 13 on two sides are pressed, the compression bars 13 drive the clamping blocks 10 to overcome the elasticity of the springs 11 and move out of the clamping grooves 8, so that the extension rod 2 can move in the telescopic grooves 4, when the extension rod 2 moves to a required position, the compression bars 13 are loosened, the springs 11 drive the clamping blocks 10 to reset, the clamping blocks 10 are propped against the end parts of the clamping grooves 8, the clamping grooves 8 and the clamping blocks 10 which are symmetrically arranged can lock the extension rod 2 and the operation rod 1, the extension rod 2 is prevented from automatically stretching, and the length adjustment of the operation rod 1 can be controlled through the clamping mechanism, so that the operation rod 1 can be suitable for users with different heights.
Working principle: according to the external handle operating rod special for the high-voltage isolating switch, the flat necking-shaped tail end inserted link 3 matched with the high-voltage isolating switch fixed end operating mechanism in size is designed and manufactured specially for the guide oval notch of the high-voltage isolating switch fixed end operating mechanism, so that the operating link 1 can be well and easily inserted into the guide oval notch of the high-voltage isolating switch mechanical operating fixed end operating mechanism through the tail end inserted link 3, the mechanical operating fixed end operating mechanism of the high-voltage isolating switch can be uniformly stressed when the high-voltage isolating switch is operated, the operating difficulty is greatly reduced, and damage to the guide oval notch of the high-voltage isolating switch fixed end operating mechanism can be avoided;
when the whole length of the operation rod 1 needs to be adjusted, the compression bars 13 on two sides are pressed, the compression bars 13 drive the clamping blocks 10 to overcome the elasticity of the springs 11 and move out of the clamping grooves 8, so that the extension rod 2 can move in the telescopic grooves 4, when the extension rod 2 moves to a required position, the compression bars 13 are loosened, the springs 11 drive the clamping blocks 10 to reset, the clamping blocks 10 are propped against the end parts of the clamping grooves 8, the clamping grooves 8 and the clamping blocks 10 which are symmetrically arranged can lock the extension rod 2 and the operation rod 1, the extension rod 2 is prevented from automatically stretching, and the length of the operation rod 1 can be controlled through the clamping mechanism, so that the operation rod 1 can be suitable for users with different heights.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides a special external handle action bars of high voltage isolator, includes action bars, its characterized in that: an extension rod is arranged at one end of the operating rod, a terminal inserted rod is fixed at one end of the extension rod far away from the operating rod, wherein,
the end, close to the extension rod, of the operation rod is provided with a telescopic groove, one end, far away from the tail end inserted rod, of the extension rod is positioned in the telescopic groove, and the outer side of the operation rod is wrapped with an insulating layer;
the side wall of the expansion groove is radially symmetrically provided with a guide groove, the side wall of the extension rod is fixedly provided with a guide block corresponding to the guide groove, and the operation rod controls the expansion of the extension rod through the clamping mechanism.
2. The external handle lever special for a high-voltage isolating switch as claimed in claim 1, wherein: the tail end inserted link is flat and necking.
3. The external handle lever special for a high-voltage isolating switch as claimed in claim 1, wherein: the external dimension of the guide block is identical with the internal dimension of the guide groove, the guide block is arranged in the guide groove, and the guide block and the guide groove form a guide structure.
4. The external handle lever special for a high-voltage isolating switch as claimed in claim 1, wherein: clamping mechanism includes the draw-in groove, the draw-in groove has been seted up to the symmetry on the outer disc of extension rod, radial symmetry has seted up the fixture block groove on the inside wall of expansion tank opening part, the fixture block inslot rotation is connected with the fixture block, install the spring between fixture block inslot side top and the fixture block, it has the pressure bar groove to run through on the outer wall of the corresponding fixture block other end of action bars, it has the depression bar to run through in the pressure bar groove.
5. The external handle lever special for a high-voltage isolating switch of claim 4, wherein: the clamping grooves and the clamping blocks symmetrically arranged on the outer circular surface of the extension rod are opposite in distribution direction, and the clamping blocks are elastically connected with the inner wall of the clamping block groove through springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322207414.9U CN220691883U (en) | 2023-08-16 | 2023-08-16 | Special external handle operating lever for high-voltage isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322207414.9U CN220691883U (en) | 2023-08-16 | 2023-08-16 | Special external handle operating lever for high-voltage isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220691883U true CN220691883U (en) | 2024-03-29 |
Family
ID=90408995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322207414.9U Active CN220691883U (en) | 2023-08-16 | 2023-08-16 | Special external handle operating lever for high-voltage isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220691883U (en) |
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2023
- 2023-08-16 CN CN202322207414.9U patent/CN220691883U/en active Active
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