CN215497882U - Gas insulation type metal airtight switch cabinet convenient to maintain - Google Patents
Gas insulation type metal airtight switch cabinet convenient to maintain Download PDFInfo
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- CN215497882U CN215497882U CN202121666484.5U CN202121666484U CN215497882U CN 215497882 U CN215497882 U CN 215497882U CN 202121666484 U CN202121666484 U CN 202121666484U CN 215497882 U CN215497882 U CN 215497882U
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Abstract
The utility model discloses a gas insulation type metal closed switch cabinet convenient for maintenance, which comprises: the heat dissipation device is fixedly arranged on the surface of the isolation plate, and the isolation plate is fixedly arranged at the lower position inside the switch cabinet shell; and the working block of the inflation device is fixedly arranged on the surface of the inner wall of the switch cabinet shell, and the lower side of the working block is fixedly arranged with the air pipe. This airtight cubical switchboard of gas insulation formula metal convenient to maintain, the cooling water enters into the feed liquor intraductal to discharge from the drain pipe is inside through the cooling tube, and the cooling water removes at the cooling tube inside this moment, carries out cooling work with the inside heat of cubical switchboard, and the cooling tube is the spiral setting, can improve the area of contact of cooling tube and cubical switchboard inside air, improves the radiating effect to the cubical switchboard.
Description
Technical Field
The utility model relates to the field of switch cabinets, in particular to a gas insulation type metal closed switch cabinet convenient to maintain.
Background
With the increasing maturity of ring network power supply technology, the ring network power supply is widely adopted in the urban network power distribution system with its unique superiority, so that the use of load switches and ring network switch units is greatly increased.
The ring main unit as the ring main unit is a group of high-voltage switch devices which are arranged in a steel plate metal main unit body or are made into electrical equipment of an assembled interval ring main power supply unit, and the core part of the electrical equipment adopts a load switch and a fuse protector; the ring main unit generally adopts sulfur hexafluoride gas as an insulating medium, is used for switching on and off load current, switching off short-circuit current, transformer no-load current and charging current of a certain distance overhead line and a cable line, can play a role in control and protection, and is important switch equipment for ring network power supply and terminal power supply.
Through retrieval, the patent with the publication number of CN201113292Y discloses a gas-insulated vacuum ring network switch cabinet, wherein it is proposed that "the switch chamber (2) is a sealed box body, an insulating shell is arranged in the sealed box body, and the isolating switch (6) is arranged in the insulating shell; the ventilation performance in the closed gas insulation switch cabinet is poor, so that the temperature in the switch cabinet is easy to rise, and the working efficiency of the switch cabinet is reduced.
In view of the above, the present invention has been made in view of the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a gas insulation type metal closed switch cabinet convenient to maintain, so as to solve the defects in the background technology.
In order to achieve the above object, there is provided a gas-insulated metal-enclosed switchgear convenient for maintenance, comprising:
the heat dissipation device is fixedly arranged on the surface of the isolation plate, and the isolation plate is fixedly arranged at the lower position inside the switch cabinet shell;
the working block of the inflation device is fixedly arranged on the inner wall surface of the switch cabinet shell, the lower side of the working block is fixedly arranged with the air pipe, and the lower side of the air pipe is communicated with the air outlet end of the inflation pump;
the heat dissipation device is arranged between the isolation plate and the metal screen plate, the left end of a cooling pipe of the heat dissipation device is fixedly arranged with the liquid inlet pipe, and the right end of the cooling pipe is fixedly arranged with the liquid outlet pipe;
and the sealing structure is arranged on the front surface of the switch cabinet shell, the outer side of the switch cabinet shell is movably arranged with a maintenance door through a hinge, and the maintenance door covers the surface of the maintenance opening.
Preferably, the inflation device comprises an insulating gas tank, an inflation pump, a gas pipe, a gas outlet and a working block, and the inside of the working block is hollow.
Preferably, the working block is communicated with the insulating gas tank through a gas pipe, an inflator pump and the insulating gas tank, a plurality of groups of gas outlets are uniformly formed in the surface of the working block, and the section of each gas outlet is in an isosceles trapezoid shape.
Preferably, the heat dissipation device comprises a liquid outlet pipe, a cooling pipe and a liquid inlet pipe, the cooling pipe is spirally arranged, the liquid outlet pipe is communicated with an external cooling tower, and the liquid inlet pipe is communicated with an external cooling water booster pump.
Preferably, the cooling pipe comprises a plurality of groups of radiating fins and a copper pipe, the radiating fins are uniformly arranged along the outer circumferential position of the copper pipe, the distance between every two adjacent groups of radiating fins is equal, and the cross sections of the radiating fins are arranged in an S shape.
Preferably, the sealing structure comprises an inner sealing strip, an outer sealing strip and a maintenance door, the outer side surface of the maintenance opening is bonded with the inner sealing strip, the inner side surface of the maintenance door is bonded with the outer sealing strip, and the outer sealing strip and the inner sealing strip are arranged oppositely.
Compared with the prior art, the utility model has the beneficial effects that: the cooling water enters into the feed liquor intraductal portion to discharge from the drain pipe is inside through the cooling tube, the cooling water removes at the cooling tube inside this moment, carries out cooling work with the inside heat of cubical switchboard, and the cooling tube is the spiral setting, can improve the area of contact of cooling tube and cubical switchboard inside air, improves the radiating effect to the cubical switchboard.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is an enlarged schematic view of a structural work block of the present invention;
FIG. 3 is a side view of the present invention in FIG. 2;
FIG. 4 is a schematic sectional view taken along line A-A in FIG. 1;
FIG. 5 is a schematic cross-sectional view taken along line B-B in FIG. 1;
FIG. 6 is a schematic view of a structural seal of the present invention;
FIG. 7 is a combined schematic view of an inner sealing strip and an outer sealing strip in the structure of the utility model.
Reference numbers in the figures: 1. a switchgear enclosure; 2. an inflator; 21. an insulating gas tank; 22. an inflator pump; 23. an air tube; 24. an air outlet; 25. a working block; 3. a heat sink; 31. a liquid outlet pipe; 32. a cooling tube; 321. a heat dissipating fin; 322. a copper pipe; 33. a liquid inlet pipe; 4. a separator plate; 5. a metal mesh plate; 6. maintaining the mouth; 7. a sealing structure; 71. an inner seal strip; 72. an outer seal strip; 73. and (7) maintaining the door.
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 to 7, the present invention provides a gas-insulated metal-enclosed switchgear for easy maintenance, including: the switch cabinet comprises a switch cabinet shell 1, an inflating device 2, a heat radiating device 3 and a sealing structure 7;
a metal screen plate 5 is fixedly arranged on the lower side inside the switch cabinet shell 1, a heat dissipation device 3 is arranged on the lower side of the metal screen plate 5, the heat dissipation device 3 is fixedly arranged on the surface of a partition plate 4, and the partition plate 4 is fixedly arranged at the lower position inside the switch cabinet shell 1;
the working block 25 of the inflating device 2 is fixedly arranged on the inner wall surface of the switch cabinet shell 1, the lower side of the working block 25 is fixedly arranged with the air pipe 23, and the lower side of the air pipe 23 is communicated with the air outlet end of the inflating pump 22;
the heat dissipation device 3 is arranged between the isolation plate 4 and the metal mesh plate 5, the left end of a cooling pipe 32 of the heat dissipation device 3 is fixedly arranged with a liquid inlet pipe 33, and the right end of the cooling pipe 32 is fixedly arranged with a liquid outlet pipe 31;
the sealing structure 7 is arranged on the front surface of the switch cabinet shell 1, the outer side of the switch cabinet shell 1 is movably arranged with a maintenance door 73 through a hinge, and the maintenance door 73 covers the surface of the maintenance opening 6.
The heat dissipation mode of the switch cabinet is as follows: inside the cooling water enters into feed liquor pipe 33 to discharge from drain pipe 31 inside through cooling tube 32, the cooling water removes in cooling tube 32 inside this moment, carries out cooling work with the inside heat of cubical switchboard, and cooling tube 32 is the spiral setting, can improve the area of contact of cooling tube 32 with the inside air of cubical switchboard, improves the radiating effect to the cubical switchboard.
In a preferred embodiment, the inflator 2 includes an insulating gas tank 21, an inflator 22, a gas pipe 23, a gas outlet 24, and a work block 25, and the work block 25 is hollow inside.
The insulating gas in the insulating gas tank 21 enters the gas pipe 23 through the inflator 22, and then is injected into the working block 25, and is ejected from the gas outlet 24, so that the purpose of filling the inside of the switch cabinet with inert gas is achieved.
As a better embodiment, the working block 25 is communicated with the insulating gas tank 21 through the gas pipe 23, the inflator 22, and the surface of the working block 25 is uniformly provided with a plurality of groups of gas outlets 24, and the section of each gas outlet 24 is in an isosceles trapezoid shape.
The surface of the working block 25 is uniformly provided with a plurality of groups of air outlets 24, so that the uniformity of the distribution of the inert gas in the switch cabinet is improved.
As a preferred embodiment, the heat dissipation device 3 includes a liquid outlet pipe 31, a cooling pipe 32 and a liquid inlet pipe 33, wherein the cooling pipe 32 is disposed spirally, the liquid outlet pipe 31 is communicated with an external cooling tower, and the liquid inlet pipe 33 is communicated with an external cooling water booster pump.
As a preferred embodiment, the cooling tube 32 includes heat dissipation fins 321 and copper tubes 322, and the heat dissipation fins 321 are uniformly arranged in multiple groups along the outer circumferential position of the copper tubes 322, the distance between two adjacent groups of heat dissipation fins 321 is equal, and the cross section of the heat dissipation fins 321 is in an "S" shape.
Due to the arrangement of the radiating fins 321, the contact area between the cooling pipe 32 and the heat inside the switch cabinet is further increased, and the working efficiency of the switch cabinet is improved.
In a preferred embodiment, the sealing structure 7 includes an inner sealing strip 71, an outer sealing strip 72 and a maintenance door 73, the inner sealing strip 71 is adhered to the outer side surface of the maintenance opening 6, the outer sealing strip 72 is adhered to the inner side surface of the maintenance door 73, and the outer sealing strip 72 is arranged opposite to the inner sealing strip 71.
When the maintenance door 73 is closed, the outer sealing strip 72 on the maintenance door 73 is extruded on the outer side surface of the inner sealing strip 71, the inner sealing strip 71 and the outer sealing strip 72 are extruded together to seal the maintenance opening 6, the air tightness is good, gas in the switch cabinet cannot improve the leakage of the maintenance opening 6, and the maintenance door 73 is arranged to facilitate the maintenance of electric elements in the switch cabinet.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a gas insulation formula metal enclosed switchgear convenient to maintain which characterized in that includes: the heat dissipation device comprises a switch cabinet shell (1), wherein a metal screen plate (5) is fixedly arranged on the lower side in the switch cabinet shell (1), a heat dissipation device (3) is arranged on the lower side of the metal screen plate (5), the heat dissipation device (3) is fixedly arranged on the surface of a partition plate (4), and the partition plate (4) is fixedly arranged at the lower position in the switch cabinet shell (1); the working block (25) of the inflating device (2) is fixedly arranged on the surface of the inner wall of the switch cabinet shell (1), the lower side of the working block (25) is fixedly arranged with the air pipe (23), and the lower side of the air pipe (23) is communicated with the air outlet end of the inflating pump (22); the heat dissipation device (3) is arranged between the partition plate (4) and the metal screen plate (5), the left end of a cooling pipe (32) of the heat dissipation device (3) is fixedly arranged with the liquid inlet pipe (33), and the right end of the cooling pipe (32) is fixedly arranged with the liquid outlet pipe (31); the sealing structure (7) is arranged on the front face of the switch cabinet shell (1), the outer side of the switch cabinet shell (1) is movably arranged with the maintenance door (73) through a hinge, and the maintenance door (73) covers the surface of the maintenance opening (6).
2. The gas insulated metal enclosed switchgear convenient for maintenance according to claim 1, wherein: the inflation device (2) comprises an insulating gas tank (21), an inflation pump (22), a gas pipe (23), a gas outlet (24) and a working block (25), and the inside of the working block (25) is arranged in a hollow mode.
3. The gas-insulated metal-enclosed switchgear cabinet convenient for maintenance according to claim 2, characterized in that: the working block (25) is communicated with the insulating gas tank (21) through the gas pipe (23), the inflator pump (22), and a plurality of groups of gas outlets (24) are uniformly formed in the surface of the working block (25), and the section of each gas outlet (24) is in an isosceles trapezoid shape.
4. The gas insulated metal enclosed switchgear convenient for maintenance according to claim 1, wherein: the heat dissipation device (3) comprises a liquid outlet pipe (31), a cooling pipe (32) and a liquid inlet pipe (33), the cooling pipe (32) is spirally arranged, the liquid outlet pipe (31) is communicated with an external cooling tower, and the liquid inlet pipe (33) is communicated with an external cooling water booster pump.
5. The gas insulated metal enclosed switchgear convenient for maintenance according to claim 4, wherein: the cooling pipe (32) comprises radiating fins (321) and copper pipes (322), the radiating fins (321) are evenly arranged into a plurality of groups along the circumferential position of the outer side of each copper pipe (322), the distance between every two adjacent groups of radiating fins (321) is equal, and the cross sections of the radiating fins (321) are arranged in an S shape.
6. The gas insulated metal enclosed switchgear convenient for maintenance according to claim 1, wherein: the sealing structure (7) comprises an inner sealing strip (71), an outer sealing strip (72) and a maintenance door (73), the inner sealing strip (71) is bonded on the outer side surface of the maintenance opening (6), the outer sealing strip (72) is bonded on the inner side surface of the maintenance door (73), and the outer sealing strip (72) and the inner sealing strip (71) are arranged oppositely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121666484.5U CN215497882U (en) | 2021-07-22 | 2021-07-22 | Gas insulation type metal airtight switch cabinet convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121666484.5U CN215497882U (en) | 2021-07-22 | 2021-07-22 | Gas insulation type metal airtight switch cabinet convenient to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215497882U true CN215497882U (en) | 2022-01-11 |
Family
ID=79750852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121666484.5U Active CN215497882U (en) | 2021-07-22 | 2021-07-22 | Gas insulation type metal airtight switch cabinet convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215497882U (en) |
-
2021
- 2021-07-22 CN CN202121666484.5U patent/CN215497882U/en active Active
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 277116 Room 302, third floor, Zheshang headquarters building, 1677 Guangming West Road, Xingren street, high tech Zone, Zaozhuang City, Shandong Province Patentee after: People's Electrical Appliance Group Shandong Co.,Ltd. Address before: 277116 Room 302, third floor, Zheshang headquarters building, 1677 Guangming West Road, Xingren street, high tech Zone, Zaozhuang City, Shandong Province Patentee before: People's Electric Appliance Group (Shandong) Zaokuang Intelligent Manufacturing Co.,Ltd. |