CN216959094U - Pressure relief device of high-voltage switch cabinet - Google Patents
Pressure relief device of high-voltage switch cabinet Download PDFInfo
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- CN216959094U CN216959094U CN202220511870.5U CN202220511870U CN216959094U CN 216959094 U CN216959094 U CN 216959094U CN 202220511870 U CN202220511870 U CN 202220511870U CN 216959094 U CN216959094 U CN 216959094U
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- cabinet body
- pressure relief
- trapezoidal block
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Abstract
The utility model discloses a pressure relief device of a high-voltage switch cabinet, which comprises a cabinet body, a closed cover plate, a pressure relief box, an auxiliary mechanism and a driving mechanism, wherein the closed cover plate is arranged at the top end of the cabinet body; the auxiliary mechanism distributes in the inner wall on cabinet body top, the bottom of pressure release box and the outer wall of closing cap both sides, and actuating mechanism distributes in the top of cabinet body, second trapezoidal piece and third trapezoidal piece. According to the utility model, the function of driving the second trapezoidal block and the third trapezoidal block to synchronously move is realized through the matching of a plurality of parts arranged on the driving mechanism, so that a worker can conveniently detach the pressure relief box from the closed cover plate; a plurality of parts that set up through complementary unit cooperate and have realized that pressure release box, closed cover plate carry out the function of dismouting with the cabinet body respectively, make things convenient for the staff to maintain pressure release box and closed cover plate.
Description
Technical Field
The utility model relates to the technical field of high-voltage switch cabinets, in particular to a pressure relief device of a high-voltage switch cabinet.
Background
The switch cabinet is used as an electrical device and is mainly suitable for places such as power plants, transformer substations, petrochemical industries, industrial and mining enterprises, residential districts, high-rise buildings and the like. Patent CN214124573U discloses a high tension switchgear pressure relief device, can let out the inside high-pressure gas of the high tension switchgear body totally, has avoided current high tension switchgear pressure relief device to hardly resume the not enough of original state after the pressure release. However, after the pressure relief device is generally used for a long time, the pressure relief device may be broken or damaged, and the maintenance is needed, however, the pressure relief device of the patent is not convenient to be assembled with or disassembled from the high-voltage switch cabinet, and thus, the maintenance is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that the conventional pressure relief device of a high-voltage switch cabinet cannot be conveniently disassembled and assembled, and provides the pressure relief device of the high-voltage switch cabinet.
In order to achieve the purpose, the utility model provides the following technical scheme: a high tension switchgear pressure relief device includes:
a cabinet body;
the sealing cover plate is installed at the top end of the cabinet body, the bottom end of the sealing cover plate is fixedly connected with a telescopic rod, and the bottom end of the telescopic rod is fixedly connected with an installation plate;
the pressure relief box is mounted at the top end of the cabinet body and is positioned on two sides of the closed cover plate;
the auxiliary mechanism comprises a second trapezoidal block and a third trapezoidal block, is distributed on the inner wall of the top end of the cabinet body, the bottom end of the pressure relief box and the outer walls of the two sides of the closed cover plate and is used for assisting workers in assembling and disassembling the pressure relief box and the closed cover plate with the cabinet body respectively;
and the driving mechanism is distributed on the top ends of the cabinet body, the second trapezoidal block and the third trapezoidal block and used for driving the second trapezoidal block and the third trapezoidal block to move.
As a still further scheme of the utility model: the auxiliary mechanism comprises a first trapezoid block, a second trapezoid block, a third trapezoid block and a rotating ball, the first trapezoid block is fixedly connected to the outer walls of the two sides of the sealing cover plate, one end of the first trapezoid block is connected to the inner wall of the cabinet body, the second trapezoid block is connected to the inner wall of the top end of the cabinet body in a sliding mode, one end of the second trapezoid block is connected to the inner wall of the first trapezoid block in a penetrating mode, the third trapezoid block is connected to the inner wall of the top end of the cabinet body in a sliding mode, one end of the third trapezoid block is connected to the inner wall of the pressure relief box in a penetrating mode, and the rotating ball is connected to the bottom end of the pressure relief box in a rotating mode.
As a still further scheme of the utility model: actuating mechanism includes thread bush, go-between and triangular block, go-between fixed connection be in the top of the cabinet body, the thread bush rotates to be connected the inboard of go-between, the triangular block is provided with two, one triangular block fixed connection be in the top of second trapezoidal block, and another triangular block fixed connection be in the top of third trapezoidal block.
As a still further scheme of the utility model: the bottom outer wall of pressure release box is provided with the screw thread, the pressure release box pass through bottom outer wall screw thread with the cabinet body rotates and is connected, the bottom outer wall of pressure release box seted up with third trapezoidal block assorted first fixed orifices.
As a still further scheme of the utility model: the top end of the third trapezoid block is fixedly connected with a first limiting block, one side of the first limiting block is fixedly connected with a first spring, one end of the first spring is fixedly connected with the cabinet body, and the third trapezoid block is connected with the cabinet body in a sliding mode through the first limiting block fixedly connected with the top end.
As a still further scheme of the utility model: the top of the cabinet body seted up with first trapezoidal piece assorted mounting groove, the inner wall of first trapezoidal piece seted up with second trapezoidal piece assorted fixed orifices, the top fixedly connected with second stopper of second trapezoidal piece, just one side fixedly connected with second spring of second stopper, just the one end of second spring with cabinet body fixed connection, the second trapezoidal piece through top fixed connection's second stopper with cabinet body sliding connection.
As a still further scheme of the utility model: the bottom end of the inner side of the threaded sleeve is provided with an inclined plane, and the inclined plane is positioned above the two triangular blocks.
Compared with the prior art, the utility model has the beneficial effects that:
1. by arranging the driving mechanism, the threaded sleeve is firstly rotated to move downwards, when the inclined plane at the bottom end of the threaded sleeve is in contact with the two triangular blocks, the two triangular blocks are pushed to respectively drive the second trapezoidal block and the third trapezoidal block to move in opposite directions, when the threaded sleeve moves to the maximum position, the second trapezoidal block moves out of the second fixing hole in the inner wall of the first trapezoidal block, the third trapezoidal block moves out of the first fixing hole in the inner wall of the pressure relief box, the function of driving the second trapezoidal block and the third trapezoidal block to synchronously move is realized through the matching of the parts, and the pressure relief box and the closed cover plate can be conveniently disassembled by a worker;
2. through arranging the auxiliary mechanism, a new pressure relief box is rotationally connected with the cabinet body through outer wall threads, when the rotating ball is contacted with a third trapezoidal block, the third trapezoidal block is pushed to pull the first spring to contract to the inner wall of the cabinet body, after the pressure relief box is installed with the cabinet body, the third trapezoidal block is inserted into a first fixing hole in the outer wall of the pressure relief box to limit the pressure relief box, two first trapezoidal blocks are respectively inserted into installation grooves in the inner wall of the cabinet body to be contacted with a second trapezoidal block, the second trapezoidal block is pushed to pull the second spring to move towards one end, when the sealing cover plate is installed at the top end of the cabinet body, the second trapezoidal block is inserted into a second fixing hole to fix the sealing cover plate with the cabinet body, the reverse operation of the steps is carried out to realize the function of respectively disassembling the pressure relief box and the sealing cover plate from the cabinet body, the function of respectively disassembling the pressure relief box and the sealing cover plate from the cabinet body is realized through the matching of the plurality of parts, the pressure relief box and the sealing cover plate are convenient for workers to maintain.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the cabinet of the present invention;
FIG. 3 is an enlarged view of the utility model at A;
fig. 4 is a schematic structural diagram of the driving mechanism and the auxiliary mechanism of the present invention.
In the figure: 1. a cabinet body; 2. a pressure relief box; 3. closing the cover plate; 4. a drive mechanism; 401. a threaded sleeve; 402. a connecting ring; 403. a triangular block; 5. an auxiliary mechanism; 501. a first trapezoidal block; 502. a second trapezoidal block; 503. a third trapezoidal block; 504. rotating the ball; 6. a telescopic rod; 7. and (7) mounting the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, in an embodiment of the present invention, a pressure relief device for a high voltage switch cabinet includes:
a cabinet body 1;
the cabinet comprises a closed cover plate 3, the closed cover plate 3 is installed at the top end of a cabinet body 1, the bottom end of the closed cover plate 3 is fixedly connected with a telescopic rod 6, and the bottom end of the telescopic rod 6 is fixedly connected with an installation plate 7;
the pressure relief box 2 is arranged at the top end of the cabinet body 1 and is positioned at two sides of the closed cover plate 3;
the auxiliary mechanism 5 comprises a second trapezoidal block 502 and a third trapezoidal block 503, is distributed on the inner wall of the top end of the cabinet body 1, the bottom end of the pressure relief box 2 and the outer walls of the two sides of the closed cover plate 3, and is used for assisting workers to respectively disassemble and assemble the pressure relief box 2 and the closed cover plate 3 with the cabinet body 1;
the driving mechanism 4 is distributed on the top ends of the cabinet 1, the second trapezoid block 502 and the third trapezoid block 503, and is used for driving the second trapezoid block 502 and the third trapezoid block 503 to move.
In this embodiment: the auxiliary mechanism 5 is used for assisting a worker to respectively disassemble and assemble the pressure relief box 2 and the sealing cover plate 3 with the cabinet body 1, so that the parts inside the pressure relief box 2 and at the bottom end of the cabinet body 1 can be conveniently maintained and replaced; the second trapezoidal block 502 and the third trapezoidal block 503 are driven to move by the driving mechanism 4, so that the function of synchronously unlocking the pressure relief box 2, the closed cover plate 3 and the cabinet body 1 is realized.
Please refer to fig. 1-4, the auxiliary mechanism 5 includes a first trapezoid 501, a second trapezoid 502, a third trapezoid 503 and a rolling ball 504, the first trapezoid 501 is fixedly connected to the outer walls of the two sides of the sealing cover plate 3, and one end of the first trapezoid is penetrated to the inner wall of the cabinet 1, the second trapezoid 502 is slidably connected to the inner wall of the top end of the cabinet 1, and one end of the second trapezoid is penetrated to the inner wall of the first trapezoid 501, the third trapezoid 503 is slidably connected to the inner wall of the top end of the cabinet 1, and one end of the third trapezoid is penetrated to the inner wall of the pressure releasing box 2, and the rolling ball 504 is rotatably connected to the bottom end of the pressure releasing box 2.
In this embodiment: a new pressure relief box 2 is rotatably connected with the cabinet body 1 through outer wall threads, when a rotating ball 504 at the bottom end of the pressure relief box 2 is in contact with a third trapezoidal block 503, the third trapezoidal block 503 is pushed to pull a first spring to move towards one end, so that the first spring is contracted to the inner wall of the cabinet body 1, when the pressure relief box 2 moves to the maximum position, a first fixing hole formed in the outer wall of the pressure relief box 2 is positioned on one side of the third trapezoidal block 503, so that the third trapezoidal block 503 is not extruded by external extrusion force to the first spring any more, the first spring drives the third trapezoidal block 503 to reset, the third trapezoidal block 503 is inserted into the first fixing hole in the outer wall of the pressure relief box 2, and is limited, and therefore the pressure relief box 2 is prevented from being loosened; when a new sealing cover plate 3 is installed on the cabinet body 1, two first trapezoidal blocks 501 are respectively inserted into the installation grooves on the inner wall of the cabinet body 1 to be in contact with the second trapezoidal blocks 502, the second trapezoidal blocks 502 are pushed to pull the second springs to move towards one end, when the sealing cover plate 3 is installed on the top end of the cabinet body 1, the second fixing holes formed in the inner wall of the first trapezoidal blocks 501 are flush with the second trapezoidal blocks 502, the second springs are not pushed by external extrusion force to reset the second trapezoidal blocks 502, and the second trapezoidal blocks 502 are inserted into the second fixing holes, so that the sealing cover plate 3 and the cabinet body 1 are fixed; carry out reverse operation with above-mentioned step and can realize pressure release box 2, sealed apron 3 respectively with the dismantlement of the cabinet body 1, the function that pressure release box 2, sealed apron 3 carried out the dismouting respectively with the cabinet body 1 can be realized to the cooperation of a plurality of parts above, makes things convenient for the staff to repair and maintain pressure release box 2 and sealed apron 3.
Please refer to fig. 1-4, the driving mechanism 4 includes a threaded sleeve 401, a connecting ring 402 and two triangular blocks 403, the connecting ring 402 is fixedly connected to the top end of the cabinet 1, the threaded sleeve 401 is rotatably connected to the inner side of the connecting ring 402, one triangular block 403 is fixedly connected to the top end of the second trapezoidal block 502, the other triangular block 403 is fixedly connected to the top end of the third trapezoidal block 503, the bottom end of the inner side of the threaded sleeve 401 is set as an inclined plane, and the inclined plane is located above the two triangular blocks 403.
In this embodiment: rotate earlier thread bush 401 and remove downwards, when thread bush 401 bottom inclined plane and two triangular blocks 403 contact, promote two triangular blocks 403 and drive second trapezoidal block 502 and third trapezoidal block 503 respectively and remove in opposite directions, when thread bush 401 removed the position of lower extreme, second trapezoidal block 502 shifts out from first trapezoidal block 501 inner wall second fixed orifices, third trapezoidal block 503 also shifts out from the first fixed orifices of 2 inner walls of pressure release box simultaneously, the cooperation through above a plurality of parts has realized that drive second trapezoidal block 502 and third trapezoidal block 503 carry out synchronous motion's function, make things convenient for the staff to dismantle pressure release box 2 and closed cover plate 3.
Please refer to fig. 2-4 heavily, the bottom outer wall of the pressure relief box 2 is provided with a thread, the pressure relief box 2 is rotatably connected with the cabinet body 1 through the bottom outer wall thread, the bottom outer wall of the pressure relief box 2 is provided with a first fixing hole matched with the third trapezoid block 503, the top end of the third trapezoid block 503 is fixedly connected with a first limiting block, one side of the first limiting block is fixedly connected with a first spring, one end of the first spring is fixedly connected with the cabinet body 1, and the third trapezoid block 503 is slidably connected with the cabinet body 1 through the first limiting block fixedly connected with the top end.
In this embodiment: when being convenient for contact with third trapezoidal piece 503 when pressure release box 2 bottom rolling ball 504, promote the first spring of third trapezoidal piece 503 pulling and remove to one end, make it shrink cabinet body 1 inner wall, when pressure release box 2 removed the position of lower extreme, the first fixed orifices that pressure release box 2 outer wall was seted up was located one side of third trapezoidal piece 503, make third trapezoidal piece 503 no longer receive external extrusion force and extrude first spring, first spring drives third trapezoidal piece 503 and resets, make third trapezoidal piece 503 insert in the first fixed orifices of pressure release box 2 outer wall, it is spacing to it.
Please refer to fig. 2-4 heavily, the top end of the cabinet body 1 is provided with a mounting groove matched with the first trapezoid block 501, the inner wall of the first trapezoid block 501 is provided with a fixing hole matched with the second trapezoid block 502, the top end of the second trapezoid block 502 is fixedly connected with a second limiting block, one side of the second limiting block is fixedly connected with a second spring, one end of the second spring is fixedly connected with the cabinet body 1, and the second trapezoid block 502 is slidably connected with the cabinet body 1 through the second limiting block fixedly connected with the top end.
In this embodiment: insert two first trapezoidal blocks 501 respectively in the 1 inner wall mounting groove of cabinet body, make its and the contact of second trapezoidal block 502, promote second trapezoidal block 502 pulling second spring and remove to one end, when the cabinet body 1 top is installed to closing the apron 3, second fixed orifices and the parallel and level of second trapezoidal block 502 that first trapezoidal block 501 inner wall was seted up make the second spring no longer receive external extrusion force and promote second trapezoidal block 502 and reset, make second trapezoidal block 502 insert in the second fixed orifices, will close apron 3 and fix with the cabinet body 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a high tension switchgear pressure relief device which characterized in that includes:
a cabinet body (1);
the cabinet comprises a closed cover plate (3), the closed cover plate (3) is installed at the top end of the cabinet body (1), a telescopic rod (6) is fixedly connected to the bottom end of the closed cover plate (3), and an installation plate (7) is fixedly connected to the bottom end of the telescopic rod (6);
the pressure relief box (2) is mounted at the top end of the cabinet body (1) and is positioned on two sides of the closed cover plate (3);
the auxiliary mechanism (5) comprises a second trapezoidal block (502) and a third trapezoidal block (503), is distributed on the inner wall of the top end of the cabinet body (1), the bottom end of the pressure relief box (2) and the outer walls of the two sides of the closed cover plate (3), and is used for assisting workers in respectively disassembling and assembling the pressure relief box (2) and the closed cover plate (3) with the cabinet body (1);
the driving mechanisms (4) are distributed at the top ends of the cabinet body (1), the second trapezoidal block (502) and the third trapezoidal block (503) and are used for driving the second trapezoidal block (502) and the third trapezoidal block (503) to move.
2. The high-voltage switch cabinet pressure relief device according to claim 1, wherein the auxiliary mechanism (5) comprises a first trapezoidal block (501), a second trapezoidal block (502), a third trapezoidal block (503) and a rotating ball (504), the first trapezoidal block (501) is fixedly connected to the outer walls of the two sides of the closed cover plate (3), one end of the first trapezoidal block penetrates through the inner wall of the cabinet body (1), the second trapezoidal block (502) is slidably connected to the inner wall of the top end of the cabinet body (1), one end of the second trapezoidal block penetrates through the inner wall of the first trapezoidal block (501), the third trapezoidal block (503) is slidably connected to the inner wall of the top end of the cabinet body (1), one end of the third trapezoidal block penetrates through the inner wall of the pressure relief box (2), and the rotating ball (504) is rotatably connected to the bottom end of the pressure relief box (2).
3. The high-voltage switch cabinet pressure relief device according to claim 1, wherein the driving mechanism (4) comprises a threaded sleeve (401), a connecting ring (402) and a triangular block (403), the connecting ring (402) is fixedly connected to the top end of the cabinet body (1), the threaded sleeve (401) is rotatably connected to the inner side of the connecting ring (402), two triangular blocks (403) are provided, one triangular block (403) is fixedly connected to the top end of the second trapezoidal block (502), and the other triangular block (403) is fixedly connected to the top end of the third trapezoidal block (503).
4. The pressure relief device of the high-voltage switch cabinet according to claim 2, wherein a thread is arranged on the outer wall of the bottom end of the pressure relief box (2), the pressure relief box (2) is rotatably connected with the cabinet body (1) through the thread on the outer wall of the bottom end, and a first fixing hole matched with the third trapezoidal block (503) is formed in the outer wall of the bottom end of the pressure relief box (2).
5. The high-voltage switch cabinet pressure relief device according to claim 2, wherein a first limiting block is fixedly connected to the top end of the third trapezoid block (503), a first spring is fixedly connected to one side of the first limiting block, one end of the first spring is fixedly connected to the cabinet body (1), and the third trapezoid block (503) is slidably connected to the cabinet body (1) through the first limiting block fixedly connected to the top end.
6. The pressure relief device of the high-voltage switch cabinet according to claim 2, wherein a mounting groove matched with the first trapezoidal block (501) is formed at the top end of the cabinet body (1), a fixing hole matched with the second trapezoidal block (502) is formed in the inner wall of the first trapezoidal block (501), a second limiting block is fixedly connected to the top end of the second trapezoidal block (502), a second spring is fixedly connected to one side of the second limiting block, one end of the second spring is fixedly connected to the cabinet body (1), and the second trapezoidal block (502) is slidably connected to the cabinet body (1) through the second limiting block fixedly connected to the top end.
7. The high-voltage switch cabinet pressure relief device according to claim 3, characterized in that the bottom end of the inner side of the thread bushing (401) is provided with an inclined surface, and the inclined surface is located above the two triangular blocks (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220511870.5U CN216959094U (en) | 2022-03-10 | 2022-03-10 | Pressure relief device of high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220511870.5U CN216959094U (en) | 2022-03-10 | 2022-03-10 | Pressure relief device of high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216959094U true CN216959094U (en) | 2022-07-12 |
Family
ID=82294530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220511870.5U Active CN216959094U (en) | 2022-03-10 | 2022-03-10 | Pressure relief device of high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216959094U (en) |
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2022
- 2022-03-10 CN CN202220511870.5U patent/CN216959094U/en active Active
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