CN220368437U - Wall bushing and high-voltage switch cabinet - Google Patents
Wall bushing and high-voltage switch cabinet Download PDFInfo
- Publication number
- CN220368437U CN220368437U CN202322060309.7U CN202322060309U CN220368437U CN 220368437 U CN220368437 U CN 220368437U CN 202322060309 U CN202322060309 U CN 202322060309U CN 220368437 U CN220368437 U CN 220368437U
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- sleeve
- bushing
- plate
- wall bushing
- outer sleeve
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- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 7
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model discloses a wall bushing and a high-voltage switch cabinet, wherein the wall bushing comprises an outer bushing and an inner bushing which is attached to the inner side of the outer bushing, a square hole is formed in the inner bushing, a bus is connected in the square hole, one end of the outer bushing is provided with a limiting plate which extends towards the inner side, the limiting plate is attached to the end part of the inner bushing, the other end of the outer bushing is attached to the other end part of the inner bushing, and the cover plate is detachably connected with the wall bushing; the high-voltage switch cabinet comprises a cabinet main body and a side plate arranged on the cabinet main body, wherein a sleeve mounting hole for an outer sleeve to pass through is formed in the side plate, and a mounting plate fixedly arranged on the inner side of the sleeve mounting hole is arranged on the outer sleeve. The utility model has the beneficial effects that the inner sleeve and the outer sleeve are detachably connected, when the connecting part of the bus and the inner sleeve is damaged, only the inner sleeve is required to be detached for maintenance, and an operator can independently complete the operation, so that the utility model is economical and convenient.
Description
Technical Field
The utility model belongs to the technical field of switch cabinets, and particularly relates to a wall bushing and a high-voltage switch cabinet.
Background
High voltage switchgear is an electrical device used in a power distribution system for receiving and distributing electrical energy. The power equipment or the circuit can be put into or taken out of operation according to the operation requirement of the power grid, and the fault part can be rapidly cut off from the power grid when the power equipment or the circuit breaks down, so that the normal operation of the fault-free part in the power grid is ensured. For buses passing through a high-voltage switch cabinet, insulating bushings are currently used for connection transition and insulating isolation.
The wall bushing is mostly fixedly installed on a side plate of a high-voltage switch cabinet through a threaded fastener, a bus penetrates through the wall bushing to be connected into a bus chamber, and when the joint of the bus and the wall bushing is damaged, the whole wall bushing is required to be detached. This results in the following disadvantages: the whole volume of the wall bushing is large, the high-voltage switch cabinet lacks a positioning structure for the wall bushing, and a single operator is difficult to detach and install the wall bushing, so that the high-voltage switch cabinet is not convenient and efficient; even if the inside of the wall bushing is damaged, the whole wall bushing needs to be completely replaced, so that the wall bushing is wasted.
Disclosure of Invention
To the existing high-voltage switch cabinet, the wall bushing arranged on the high-voltage switch cabinet is inconvenient to install and detach, and only when the inside of the wall bushing is damaged, the problem that all the wall bushing needs to be replaced is solved, the following utility model is proposed:
the utility model provides a wall bushing, includes outer tube and interior sleeve pipe, interior sleeve pipe laminating is located the outer tube inboard, be equipped with square hole in the interior sleeve pipe, square hole internal connection has the generating line, outer tube one end is equipped with the limiting plate that extends towards inboard, the limiting plate laminates with interior sleeve pipe tip mutually, the detachable apron is installed to the outer tube other end, the apron laminates with interior sleeve pipe other tip mutually to prevent interior sleeve pipe to break away from the outer tube.
Further, the cover plate both sides are equipped with the fixed plate, be equipped with the fixed slot that matches with the fixed plate on the outer tube, be equipped with the fixed orifices on fixed plate and the fixed slot, the fixed part of connecting cover plate and outer tube has been screwed in the fixed orifices to fixed interior sleeve pipe. After the fixing piece is disassembled, the inner sleeve can be taken out, and the inner sleeve can be maintained or replaced.
Further, a plurality of positioning grooves are formed in the inner side wall of the outer sleeve, and a plurality of positioning blocks matched with the positioning grooves are arranged on the outer side walls of the inner sleeve and the cover plate. After the positioning groove is matched with the positioning block, the inner sleeve and the outer sleeve can be matched rapidly.
Further, the fixing piece is a screw rod, so that the disassembly and the installation are convenient.
Further, a plurality of protruding positioning columns are arranged on the limiting plate, and positioning holes matched with the positioning columns are formed in the end portion of the inner sleeve. After the positioning column is matched with the positioning hole, the inner sleeve is prevented from deviating and rotating in the outer sleeve.
The utility model also provides a high-voltage switch cabinet provided with the wall bushing.
The high-voltage switch cabinet comprises a cabinet main body and a side plate arranged on the cabinet main body, wherein a sleeve mounting hole for an outer sleeve of a wall bushing to pass through is formed in the side plate, and a mounting plate fixedly mounted on the inner side of the side plate is arranged on the outer sleeve.
When the inner sleeve and the bus are damaged, an operator can detach the inner sleeve, and when the inner sleeve is installed again, the matched installation step of the installation plate and the side plate is omitted, and the steps can be finished by a single operator, so that the method is convenient and efficient.
Advantageous effects
The utility model provides a wall bushing and a high-voltage switch cabinet provided with the same, which has the advantages that the wall bushing is provided with a detachable and separated inner bushing and an outer bushing, the outer bushing is arranged on the high-voltage switch cabinet, a bus is connected into the high-voltage switch cabinet through the inner bushing, and when the inner bushing and the bus are damaged, only the inner bushing is detached for maintenance and replacement, so that on one hand, the operation can be completed by a single operator, the operation is more convenient, on the other hand, the whole wall bushing is not required to be replaced, and the use cost is saved.
Drawings
FIG. 1 is a schematic perspective view of a wall bushing according to the present utility model;
FIG. 2 is a schematic perspective view of an outer sleeve according to the present utility model;
FIG. 3 is a schematic perspective view of an inner sleeve according to the present utility model;
FIG. 4 is a schematic perspective view of a cover plate in the present utility model;
fig. 5 is a schematic perspective view of a high-voltage switch cabinet according to the present utility model.
The correspondence between the reference numerals and the component names in the drawings is as follows:
1. an outer sleeve; 2. an inner sleeve; 3. a cover plate; 4. a cabinet main body; 5. a side plate; 11. a positioning block; 12. positioning columns; 13. a mounting plate; 14. a limiting plate; 15. a fixing groove; 21. a positioning groove; 22. positioning holes; 23. square holes; 31. a fixing plate; 32. a fixing hole; 33. a fixing member; 51. and a sleeve mounting hole.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described in the following examples.
It will be apparent that the described embodiments are merely some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.
In addition to the above terms may be used to denote orientation or positional relationships, other meanings may be used, such as the term "upper" may also be used in some cases to denote some sort of attachment or connection. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1-4, a wall bushing comprises an outer bushing 1 and an inner bushing 2, wherein a through hole with an oblong shape is formed in the outer bushing 1, the inner bushing 2 is attached to the through hole, a square hole 23 for a bus to pass through is formed in the middle of the inner bushing 2, a limiting plate 14 is arranged at one end of the outer bushing 1, the limiting plate 14 extends towards the inner side of the through hole and is attached to the end part of the inner bushing 2, a detachable cover plate 3 is mounted at the other end of the outer bushing 1, and the cover plate 3 is attached to the other end part of the inner bushing 2. After the cover plate 3 is detached, the inner sleeve 2 and the outer sleeve 1 can be separated, if only the inner sleeve 2 is damaged, the inner sleeve 2 is replaced, the whole wall bushing is not required to be replaced, and the use cost of the wall bushing is reduced.
The cover plate 3 is provided with fixing plates 31 extending in parallel on two sides, the outer sleeve 1 is provided with fixing grooves 15 matched with the fixing plates 31, the fixing plates 31 and the fixing grooves 15 are provided with fixing holes 32 with the same aperture, fixing pieces 33 are screwed in the fixing holes 32, and specifically, the fixing pieces 33 are screw rods. The inner sleeve 2 can be fixed in the outer sleeve 1 by disassembling the mounting screw.
The fitting structure between the inner sleeve 2 and the outer sleeve 1 is described in further detail below.
The inner side wall of the outer sleeve 1 is provided with a plurality of square positioning grooves 21 in a penetrating mode, the outer side walls of the inner sleeve 2 and the cover plate 3 are provided with a plurality of square positioning blocks 11, and the positioning blocks 11 are matched with the positioning grooves 21 one by one. The positioning groove 21 on the inner sleeve 2 is aligned with the positioning block 11 to be clamped in, so that the inner sleeve 2 and the outer sleeve 1 can be matched rapidly. Further, the limiting plate 14 is further provided with a plurality of protruding positioning columns 12, the end part of the inner sleeve 2 is provided with positioning holes 22 matched with the positioning columns 12, and after the inner sleeve 2 is matched with the outer sleeve 1, the positioning columns 12 are inserted into the positioning holes 22 to prevent mutual offset of the inner sleeve 2 and the outer sleeve 1.
As shown in fig. 5, a high-voltage switch cabinet comprises a cabinet main body 4, a side plate 5 is installed on the cabinet main body 4, a sleeve installation hole 51 for an outer sleeve 1 to pass through is formed in the side plate 5, an installation plate 13 is arranged at the outer side part of the outer sleeve 1, the installation plate 13 is fixedly installed at the inner side of the side plate 5 through a threaded fastener, and the cover plate 3 is located at the outer side of the cabinet main body 4.
The outer sleeve 1 is large in size, a plurality of operators are required to install together when the outer sleeve 1 is installed for the first time, and then when faults occur between the inner sleeve 2 and the bus, the outer sleeve 1 and the inner sleeve 2 are two independent components, so that the outer sleeve 1 does not need to be detached from the cabinet main body 4, and only a single operator is required to detach or install the inner sleeve 2, so that the installation is convenient.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes and substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a wall bushing, includes outer tube (1) and interior sleeve pipe (2), be equipped with square hole (23), its characterized in that in interior sleeve pipe (2): the utility model discloses a waterproof jacket sleeve is characterized in that an inner sleeve (2) is attached to the inner side of an outer sleeve (1), a limiting plate (14) extending towards the inner side is arranged at one end of the outer sleeve (1), the limiting plate (14) is attached to the end part of the inner sleeve (2), a detachable cover plate (3) is arranged at the other end of the outer sleeve (1), and the cover plate (3) is attached to the other end part of the inner sleeve (2) so as to prevent the inner sleeve (2) from being separated from the outer sleeve (1).
2. The wall bushing of claim 1, wherein: the cover plate is characterized in that fixing plates (31) are arranged on two sides of the cover plate (3), fixing grooves (15) matched with the fixing plates (31) are formed in the outer sleeve (1), fixing holes (32) are formed in the fixing plates (31) and the fixing grooves (15), and fixing pieces (33) for connecting the cover plate (3) and the outer sleeve (1) are connected to the fixing holes (32) in a threaded mode.
3. The wall bushing of claim 2, wherein: the inner side wall of the outer sleeve (1) is provided with a plurality of positioning grooves (21), and the outer side walls of the inner sleeve (2) and the cover plate (3) are provided with a plurality of positioning blocks (11) matched with the positioning grooves (21).
4. A wall bushing according to claim 3, wherein: the fixing piece (33) is a screw rod.
5. The wall bushing of claim 1, wherein: the limiting plate (14) is provided with a plurality of protruding positioning columns (12), and the end part of the inner sleeve (2) is provided with positioning holes (22) matched with the positioning columns (12).
6. The high tension switchgear, including cabinet main part (4) and install curb plate (5) on cabinet main part (4), be equipped with the wall bushing of any one of claims 1-5 on curb plate (5), its characterized in that: the side plate (5) is provided with a sleeve mounting hole (51) for the outer sleeve (1) to pass through, and the outer sleeve (1) is provided with a mounting plate (13) fixedly mounted on the inner side of the side plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322060309.7U CN220368437U (en) | 2023-08-02 | 2023-08-02 | Wall bushing and high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322060309.7U CN220368437U (en) | 2023-08-02 | 2023-08-02 | Wall bushing and high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220368437U true CN220368437U (en) | 2024-01-19 |
Family
ID=89514719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322060309.7U Active CN220368437U (en) | 2023-08-02 | 2023-08-02 | Wall bushing and high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220368437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117937306A (en) * | 2024-03-18 | 2024-04-26 | 广东正超电气有限公司 | Split type digital insulating sleeve of inflatable switch cabinet |
-
2023
- 2023-08-02 CN CN202322060309.7U patent/CN220368437U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117937306A (en) * | 2024-03-18 | 2024-04-26 | 广东正超电气有限公司 | Split type digital insulating sleeve of inflatable switch cabinet |
| CN117937306B (en) * | 2024-03-18 | 2024-05-24 | 广东正超电气有限公司 | Split type digital insulating sleeve of inflatable switch cabinet |
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