CN218242780U - 35kV indoor gas insulation full-sealed ring main unit - Google Patents
35kV indoor gas insulation full-sealed ring main unit Download PDFInfo
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- CN218242780U CN218242780U CN202222137598.1U CN202222137598U CN218242780U CN 218242780 U CN218242780 U CN 218242780U CN 202222137598 U CN202222137598 U CN 202222137598U CN 218242780 U CN218242780 U CN 218242780U
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Abstract
The utility model discloses an indoor gas insulation totally enclosed looped netowrk cabinet of 35kV, which comprises an outer shell, the inside fixedly connected with junction box of shell, the surface of junction box is provided with the water cavity, the delivery port intercommunication in water cavity has first water pump. The utility model discloses an shell, the junction box, the water cavity, first water pump, the coiled pipe, first fan, the water tank, the second water pump, atomizing nozzle, the opening, the semiconductor refrigeration piece, the second fan, the air pump, the setting of atmospheric pressure detector and sealed chamber door, current gas-insulated totally enclosed looped netowrk cabinet compact structure has been solved, small, the technological maturity, but what adopt usually is that sulfur hexafluoride is gaseous as insulating medium, and the sulfur hexafluoride is listed as one of six kinds of gases that have greenhouse effect, and after arc discharge, sulfur hexafluoride gas can be decomposed into the hypofluorite gas that has the toxicity, traditional looped netowrk cabinet radiating effect is poor simultaneously, produce the problem of damage very easily to electronic component.
Description
Technical Field
The utility model relates to an indoor gas insulation totally enclosed looped netowrk cabinet technical field specifically is an indoor gas insulation totally enclosed looped netowrk cabinet of 35 kV.
Background
The ring main unit is a group of high-voltage switch equipment which is arranged in a steel plate metal cabinet body or is made into electrical equipment of an assembled interval ring main unit, and has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like; the device mainly comprises a gas-insulated fully-sealed ring main unit and a solid-insulated fully-sealed ring main unit.
The existing gas insulation fully-sealed ring main unit is compact in structure, small in size and mature in technology, but sulfur hexafluoride gas is generally adopted as an insulation medium, the sulfur hexafluoride is listed as one of six kinds of gases with greenhouse effect, and after electric arc discharge, the sulfur hexafluoride gas can be decomposed into low-fluoride gas with toxicity, and meanwhile, the traditional ring main unit is poor in heat dissipation effect and easy to damage electronic elements, so that the gas insulation fully-sealed ring main unit needs to be designed and transformed, and the phenomenon that the heat dissipation effect is poor is effectively prevented.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, an object of the present invention is to provide a 35kV indoor gas-insulated fully-sealed ring main unit, which has the advantage of good heat dissipation effect, and solves the problems of compact structure, small volume and mature technology of the existing gas-insulated fully-sealed ring main unit, but generally adopts sulfur hexafluoride gas as an insulating medium, and sulfur hexafluoride gas is listed as one of six gases with greenhouse effect, and after arc discharge, sulfur hexafluoride gas can be decomposed into low fluoride gas with toxicity, and meanwhile, the traditional ring main unit has poor heat dissipation effect and is very easy to damage electronic components.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an indoor gas insulation of 35kV totally enclosed looped netowrk cabinet, includes the shell, the inside fixedly connected with junction box of shell, the surface of junction box is provided with the water cavity, the delivery port intercommunication in water cavity has first water pump, the mount fixedly connected with coiled pipe is passed through at the top of shell, the delivery port and the coiled pipe of first water pump pass through the pipeline intercommunication, the delivery port of coiled pipe passes through the pipeline intercommunication with the water inlet in water cavity, the first fan of top fixedly connected with and the atomizing nozzle of shell, the left side fixedly connected with water tank of shell, the delivery port intercommunication of water tank has the second water pump, the second water pump passes through the pipeline intercommunication with the atomizing nozzle, the opening has been seted up on the right side of shell, the inside fixedly connected with semiconductor refrigeration piece of opening, the left end of semiconductor refrigeration piece extends to the inside of shell, the right-hand member of semiconductor refrigeration piece extends to the right side of shell, the right-hand member of shell passes through support frame fixedly connected with second fan, the left side fixedly connected with air pump of shell, the front of shell is provided with sealed chamber door, the right side fixedly connected with atmospheric pressure detector of shell inner wall, atmospheric pressure detector and air pump signal connection.
As the utility model discloses preferred, the fixed surface of junction box is connected with heat conduction gel, heat conduction gel and water cavity fixed connection.
As the utility model discloses preferred, the fixed surface of first fan motor is connected with the protection casing.
As the utility model discloses preferred, the equal fixedly connected with diatom mud drying block in both sides at shell inner wall top.
As the utility model discloses preferred, the inner wall fixedly connected with heat insulation felt of shell.
Preferably, beryllium copper cooling fins are fixedly connected to the right side of the semiconductor refrigeration piece.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model solves the problems of compact structure, small volume and mature technology of the prior gas insulated fully sealed ring main unit, but generally adopts sulfur hexafluoride gas as an insulating medium, and the sulfur hexafluoride is listed as one of six gases with greenhouse effect, and after arc discharge, the sulfur hexafluoride gas can be decomposed into low fluoride gas with toxicity, and meanwhile, the traditional ring main unit has poor heat dissipation effect and is easy to damage electronic elements, when in use, an operator starts the air pump, the outside of taking out the shell to the shell is less than predetermined numerical value until the atmospheric pressure detector detects out the atmospheric pressure in the shell, through reducing the gas density in the shell, reduce the medium in the shell, thereby play insulating effect, then the operator starts first water pump, make the water of water intracavity carry to the coiled pipe in, then the operator starts first fan and second water pump, under the effect of first fan, the near air flow speed of coiled pipe has been improved, thereby the radiating rate of coiled pipe water-logging has been accelerated, under the effect of second water pump, make atomizing nozzle blowout vaporific water, utilize the gasification heat absorption of water, thereby further accelerate the radiating rate of coiled pipe water-logging, then the water reflux in the coiled pipe to the water cavity, the device possesses the good advantage of radiating effect.
2. The utility model discloses a heat exchange between junction box and the external environment can be accelerated in the setting of heat conduction gel to the radiating rate to the junction box has been accelerated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the sectional structure of the present invention.
In the figure: 1. a housing; 2. a junction box; 3. a water chamber; 4. a first water pump; 5. a serpentine tube; 6. a first fan; 7. a water tank; 8. a second water pump; 9. an atomizing nozzle; 10. a port; 11. a semiconductor refrigerating sheet; 12. a second fan; 13. an air pump; 14. an air pressure detector; 15. sealing the box door; 16. drying the diatom ooze blocks; 17. a protective cover; 18. a beryllium copper heat sink; 19. a thermally conductive gel; 20. a heat insulation felt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in fig. 1 to 2, a 35kV indoor gas insulation fully-sealed ring main unit, which comprises a housing 1, an internal fixedly connected with junction box 2 of the housing 1, a water chamber 3 is arranged on the surface of the junction box 2, a first water pump 4 is communicated with a water outlet of the water chamber 3, a serpentine pipe 5 is fixedly connected to the top of the housing 1 through a fixing frame, a water outlet of the first water pump 4 is communicated with the serpentine pipe 5 through a pipeline, a water outlet of the serpentine pipe 5 is communicated with a water inlet of the water chamber 3 through a pipeline, a first fan 6 and an atomizing nozzle 9 are fixedly connected to the top of the housing 1, a left water tank 7 of the housing 1 is fixedly connected with a water outlet of the water tank 7, a second water pump 8 is communicated with the atomizing nozzle 9 through a pipeline, a port 10 is provided on the right side of the housing 1, a semiconductor refrigerating sheet 11 is fixedly connected to the internal of the port 10, a left end of the semiconductor refrigerating sheet 11 extends to the inside of the housing 1, a right end of the semiconductor refrigerating sheet 11 extends to the right side of the housing 1, a second fan 12 is fixedly connected with a right side of the housing 1 through a gas pressure detector 14, and a gas pressure detector are connected with a gas pressure detector 14.
Referring to fig. 2, a heat conducting gel 19 is fixedly connected to the surface of the junction box 2, and the heat conducting gel 19 is fixedly connected to the water chamber 3.
As a technical optimization scheme of the utility model, through the setting of heat conduction gel 19, can accelerate the heat exchange between junction box 2 and the external environment to the radiating rate to junction box 2 has been accelerated.
Referring to fig. 1 and 2, a protective cover 17 is fixedly attached to a surface of the first fan 6 motor.
As a technical optimization scheme of the utility model, through the setting of protection casing 17, can play the effect of the first fan 6 motor of protection.
Referring to fig. 2, diatom ooze drying blocks 16 are fixedly connected to both sides of the top of the inner wall of the housing 1.
As a technical optimization scheme of the utility model, through the setting of the dry piece 16 of diatom mud, can reduce the humidity in the shell 1, and then improved the insulating effect of device.
Referring to fig. 2, an insulation blanket 20 is fixedly attached to an inner wall of the case 1.
As a technical optimization scheme of the utility model, through the setting of thermal-insulated felt 20, can completely cut off the heat exchange between external environment and the shell 1 inside to play heat retaining effect.
Referring to fig. 1 and 2, a beryllium copper heat sink 18 is fixedly attached to the right side of the semiconductor cooling plate 11.
As a technical optimization scheme of the present invention, the beryllium copper heat sink 18 can be used to increase the heat dissipation area and increase the heat dissipation speed of the semiconductor cooling fins 11.
The utility model discloses a theory of operation and use flow: when the water cooling device is used, an operator starts the air pump 13, the air in the shell 1 is pumped out to the outside of the shell 1 until the air pressure in the shell 1 is detected by the air pressure detector 14 to be lower than a preset value, the medium in the shell 1 is reduced by reducing the density of the air in the shell 1, so that the insulation effect is achieved, then the operator starts the first water pump 4, the water in the water cavity 3 is conveyed into the coiled pipe 5, then the operator starts the first fan 6 and the second water pump 8, the air flowing speed near the coiled pipe 5 is improved under the action of the first fan 6, so that the heat dissipation speed of the water in the coiled pipe 5 is accelerated, the atomizing nozzle 9 sprays atomized water under the action of the second water pump 8, the water is gasified to absorb heat, so that the heat dissipation speed of the water in the coiled pipe 5 is further accelerated, then the water in the coiled pipe 5 flows back to the water cavity 3, and the water in the coiled pipe 5 circulates in sequence;
then the operator starts the semiconductor refrigeration piece 11, so that the temperature of the left side of the semiconductor refrigeration piece 11 is reduced, then the second fan 12 is started, and under the action of the second fan 12, the air flow rate near the semiconductor refrigeration piece 11 is accelerated, so that the heat dissipation speed of the right end of the semiconductor refrigeration piece 11 is improved.
In summary, the following steps: this 35kV indoor gas insulation totally enclosed looped netowrk cabinet, through shell 1, junction box 2, water cavity 3, first water pump 4, coiled pipe 5, first fan 6, water tank 7, second water pump 8, atomizing nozzle 9, opening 10, semiconductor refrigeration piece 11, second fan 12, air pump 13, atmospheric pressure detector 14 and sealed chamber door 15's setting, it is compact to have solved current gas insulation totally enclosed looped netowrk cabinet structure, and is small, the technology is mature, but the sulfur hexafluoride gas that usually adopts is as insulating medium, and sulfur hexafluoride is listed as one of six kinds of gases that have the greenhouse effect, and after arc discharge, sulfur hexafluoride gas can decompose into the low fluoride gas that has the toxicity, and traditional looped netowrk cabinet often the radiating effect is poor simultaneously, produces the problem that damages to electronic component very easily.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an indoor gas insulation of 35kV seals looped netowrk cabinet entirely, includes shell (1), its characterized in that: the inside fixedly connected with junction box (2) of shell (1), the surface of junction box (2) is provided with water cavity (3), the delivery port intercommunication of water cavity (3) has first water pump (4), mount fixedly connected with coiled pipe (5) is passed through at the top of shell (1), the delivery port and the coiled pipe (5) of first water pump (4) pass through the pipeline intercommunication, the delivery port of coiled pipe (5) passes through the pipeline intercommunication with the water inlet of water cavity (3), the first fan of top fixedly connected with (6) and atomizing nozzle (9) of shell (1), the left side fixedly connected with water tank (7) of shell (1), the delivery port intercommunication of water tank (7) has second water pump (8), second water pump (8) passes through the pipeline intercommunication with atomizing nozzle (9), opening (10) has been seted up on the right side of shell (1), the inside fixedly connected with semiconductor refrigeration piece (11) of opening (10), the left end of semiconductor refrigeration piece (11) extends to the inside of shell (1), the left end fixedly connected with the fan (11) of air pump (1) extends to the right-hand member, the shell (1) is connected with the right-hand member (13) of air pump (1), the front of shell (1) is provided with sealed chamber door (15), the right side fixedly connected with atmospheric pressure detector (14) of shell (1) inner wall, atmospheric pressure detector (14) and air pump (13) signal connection.
2. The 35kV indoor gas-insulated fully-sealed ring main unit according to claim 1, wherein: the surface of the junction box (2) is fixedly connected with heat-conducting gel (19), and the heat-conducting gel (19) is fixedly connected with the water cavity (3).
3. The 35kV indoor gas-insulated fully-sealed ring main unit according to claim 1, wherein: and a protective cover (17) is fixedly connected to the surface of the motor of the first fan (6).
4. The 35kV indoor gas-insulated fully-sealed ring main unit according to claim 1, wherein: the two sides of the top of the inner wall of the shell (1) are fixedly connected with diatom ooze drying blocks (16).
5. The 35kV indoor gas-insulated fully-sealed ring main unit according to claim 1, wherein: and the inner wall of the shell (1) is fixedly connected with a heat insulation felt (20).
6. The 35kV indoor gas-insulated fully-sealed ring main unit according to claim 1, wherein: the beryllium copper radiating fin (18) is fixedly connected to the right side of the semiconductor refrigerating fin (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222137598.1U CN218242780U (en) | 2022-08-15 | 2022-08-15 | 35kV indoor gas insulation full-sealed ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222137598.1U CN218242780U (en) | 2022-08-15 | 2022-08-15 | 35kV indoor gas insulation full-sealed ring main unit |
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| Publication Number | Publication Date |
|---|---|
| CN218242780U true CN218242780U (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222137598.1U Active CN218242780U (en) | 2022-08-15 | 2022-08-15 | 35kV indoor gas insulation full-sealed ring main unit |
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| Country | Link |
|---|---|
| CN (1) | CN218242780U (en) |
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- 2022-08-15 CN CN202222137598.1U patent/CN218242780U/en active Active
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