CN210430695U - Box type fixed looped network high-voltage switch equipment - Google Patents
Box type fixed looped network high-voltage switch equipment Download PDFInfo
- Publication number
- CN210430695U CN210430695U CN201921842864.2U CN201921842864U CN210430695U CN 210430695 U CN210430695 U CN 210430695U CN 201921842864 U CN201921842864 U CN 201921842864U CN 210430695 U CN210430695 U CN 210430695U
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- pressure relief
- relief opening
- pressure
- spring
- plate
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Abstract
The utility model relates to a fixed looped netowrk high tension switchgear of box, its characterized in that: the cabinet comprises a cabinet body, wherein the top of the cabinet body is provided with a pressure relief opening protruding out of the top surface of the cabinet body, and a pressure relief device is arranged in the pressure relief opening; the pressure relief device comprises a pressure relief plate matched with the pressure relief opening, one side of the pressure relief plate is hinged to the side wall of one side of the pressure relief opening, one side of the pressure relief plate, which is opposite to the hinged position, extends out of the pressure relief opening, a spring is connected to the lower portion of one side of the pressure relief plate, which extends out of the pressure relief opening, the lower end of the spring is connected with a fixing hook, the strength of the fixing hook is greater than that of the spring, a fixing column is arranged on the side wall of the pressure relief opening, which corresponds to the fixing hook, and the fixing hook is hooked and fixed on. The switch equipment adopting the design not only has a good pressure relief effect, but also the pressure relief device can reset after pressure relief is completed.
Description
Technical Field
The utility model relates to a power equipment technical field, concretely relates to box fixed looped netowrk high tension switchgear.
Background
The box type fixed ring network high-voltage switch equipment is an alternating-current high-voltage complete device with rated voltage of 12kV and rated frequency of 50Hz, is suitable for power distribution systems of places such as factories, mines, communities, schools and the like, and is used for receiving and distributing electric energy. If the electric arc is generated in the use process of the box-type fixed ring network high-voltage switch equipment, internal high voltage is easily formed, and if the internal pressure is too high, explosion can be generated. Therefore, a pressure relief device is required for pressure relief. But the pressure relief device of current can not automatic re-setting after the pressure release is accomplished, needs manual operation to overhaul, and it is comparatively troublesome to use.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a pressure release accomplishes fixed looped netowrk high tension switchgear of box that back pressure relief device can automatic re-setting.
In order to achieve the above purpose, the utility model adopts the technical scheme that: fixed looped netowrk high tension switchgear of box, its characterized in that: the cabinet comprises a cabinet body, wherein the top of the cabinet body is provided with a pressure relief opening protruding out of the top surface of the cabinet body, and a pressure relief device is arranged in the pressure relief opening; the pressure relief device comprises a pressure relief plate matched with the pressure relief opening, one side of the pressure relief plate is hinged to the side wall of one side of the pressure relief opening, one side of the pressure relief plate, which is opposite to the hinged position, extends out of the pressure relief opening, a spring is connected to the lower portion of one side of the pressure relief plate, which extends out of the pressure relief opening, the lower end of the spring is connected with a fixing hook, the strength of the fixing hook is greater than that of the spring, a fixing column is arranged on the side wall of the pressure relief opening, which corresponds to the fixing hook, and the fixing hook is hooked and fixed on.
Furthermore, the side wall of the cabinet body close to one side of the spring extends upwards to form a baffle, and the height of the baffle is higher than that of the pressure relief opening. By adopting the design, the internal devices can be prevented from splashing to cause accidents in the process of pressure relief or explosion.
Furthermore, the inside wall shaping of pressure release mouth has an ascending first ladder, pressure release board downside shaping has decurrent second ladder, pressure release board lower surface with first ladder offsets and the second ladder offsets with pressure release mouth up end. By adopting the design, the pressure relief opening and the pressure relief plate can be matched more closely.
Furthermore, a gasket is arranged between the lower surface of the pressure relief plate and the first step. Therefore, the pressure relief port and the pressure relief plate can be well sealed.
Furthermore, the upper end of the inner side wall of the pressure relief opening is provided with a guide surface which is convenient for the pressure relief plate to be buckled in.
Furthermore, a limiting block with the diameter larger than that of the fixing column is formed at the free end of the fixing column. This prevents the fixing hook from slipping off.
Compared with the prior art, the utility model has the advantages of it is following: one side of the pressure relief plate is hinged with the pressure relief opening, the opposite side of the pressure relief plate is fixed with the pressure relief opening through a spring, when the pressure in the cabinet is too high, the ejection force of the internal pressure on the pressure relief plate overcomes the elastic force of the spring, so that the corresponding side of the pressure relief plate is opened for pressure relief, and when the pressure in the cabinet is recovered to be normal, the pressure relief plate is restored to be tightly matched with the pressure relief opening under the action of the restoring force of the spring, and the use is very convenient; due to the arrangement of the baffle, accidents caused by flying out of devices in the cabinet during pressure relief or explosion can be avoided; through setting up the spigot surface, the holding down plate of can being convenient for resets.
Drawings
Fig. 1 is a schematic structural diagram of a switchgear according to a preferred embodiment of the present invention;
fig. 2 is a schematic cross-sectional structure diagram of a switching device according to a preferred embodiment of the present invention.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the terms of orientation and positional relationship indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of protection of the present invention.
As shown in fig. 1 to 2, the box-type fixed ring network high-voltage switch equipment of the present invention includes a cabinet 1, wherein a pressure relief opening 2 protruding from the top surface of the cabinet is formed at the top of the cabinet 1, and a pressure relief device is arranged in the pressure relief opening 2; pressure relief device includes and releases pressure plate 3 with 2 assorted pressure release mouths, it is articulated with the lateral wall of 2 one sides of pressure release mouths that release plate 3 one side is pressed from both sides, release plate 3 extends to 2 outer with articulated position one side, just release plate 3 extends to 2 outer one sides below of pressure release mouths and is connected with spring 4, and spring 4 lower extreme is connected with fixed hook 41, fixed hook 41's intensity is greater than spring 4's intensity, 2 lateral walls of pressure release mouths are provided with fixed column 21 in the position corresponding with fixed hook 41, fixed hook 41 hookup is fixed on fixed column 21. When the pressure in the cabinet is too high, the pushing force of the internal pressure to the pressure release plate 3 overcomes the elastic force of the spring 4, so that the corresponding side of the pressure release plate 3 is opened for pressure release, and when the pressure in the cabinet is recovered to be normal, the pressure release plate 3 is reset to be closely matched with the pressure release port 2 under the action of the restoring force of the spring 4, and the use is very convenient
In this embodiment, the side wall of the cabinet body close to one side of the spring 4 extends upwards to form a baffle 11, and the height of the baffle 11 is higher than that of the pressure relief opening 2. By adopting the design, the internal devices can be prevented from splashing to cause accidents in the process of pressure relief or explosion.
In this embodiment, an upward first step 22 is formed on the inner side wall of the pressure relief opening 2, a downward second step 31 is formed on the lower side of the pressure relief plate 3, the lower surface of the pressure relief plate 3 abuts against the first step 22, and the second step 31 abuts against the upper end surface of the pressure relief opening 2. By adopting the design, the pressure relief opening and the pressure relief plate can be matched more closely. Preferably, a gasket 5 is provided between the lower surface of the pressure relief plate 3 and the first step 22. Therefore, the pressure relief port and the pressure relief plate can be well sealed.
In this embodiment, the upper end of the inner side wall of the pressure relief opening 2 is provided with a guide surface 23 for facilitating the buckling of the pressure relief plate.
In this embodiment, a stop block 24 with a diameter larger than that of the fixing column is formed at the free end of the fixing column 21. This prevents the fixing hook from slipping off.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. Fixed looped netowrk high tension switchgear of box, its characterized in that: the cabinet comprises a cabinet body, wherein the top of the cabinet body is provided with a pressure relief opening protruding out of the top surface of the cabinet body, and a pressure relief device is arranged in the pressure relief opening; the pressure relief device comprises a pressure relief plate matched with the pressure relief opening, one side of the pressure relief plate is hinged to the side wall of one side of the pressure relief opening, one side of the pressure relief plate, which is opposite to the hinged position, extends out of the pressure relief opening, a spring is connected to the lower portion of one side of the pressure relief plate, which extends out of the pressure relief opening, the lower end of the spring is connected with a fixing hook, the strength of the fixing hook is greater than that of the spring, a fixing column is arranged on the side wall of the pressure relief opening, which corresponds to the fixing hook, and the fixing hook is hooked and fixed on.
2. The switchgear as claimed in claim 1, wherein: the lateral wall that the cabinet body is close to spring one side upwards extends and forms the baffle, the height of baffle is higher than the height of pressure release mouth.
3. The switchgear as claimed in claim 2, wherein: the inside wall shaping of pressure release mouth has an ascending first ladder, the shaping decurrent second ladder of pressure release board downside, pressure release board lower surface with first ladder offsets, and the second ladder offsets with the pressure release mouth up end.
4. A switching device according to claim 3, characterized in that: and a gasket is arranged between the lower surface of the pressure relief plate and the first step.
5. The switchgear as claimed in claim 1, wherein: the upper end of the inner side wall of the pressure relief opening is provided with a guide surface which is convenient for the pressure relief plate to be buckled in.
6. The switchgear as claimed in claim 1, wherein: and a limiting block with the diameter larger than that of the fixing column is formed at the free end of the fixing column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921842864.2U CN210430695U (en) | 2019-10-29 | 2019-10-29 | Box type fixed looped network high-voltage switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921842864.2U CN210430695U (en) | 2019-10-29 | 2019-10-29 | Box type fixed looped network high-voltage switch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210430695U true CN210430695U (en) | 2020-04-28 |
Family
ID=70369029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921842864.2U Expired - Fee Related CN210430695U (en) | 2019-10-29 | 2019-10-29 | Box type fixed looped network high-voltage switch equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210430695U (en) |
-
2019
- 2019-10-29 CN CN201921842864.2U patent/CN210430695U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 Termination date: 20211029 |