CN209766903U - Gas insulation looped netowrk cabinet - Google Patents
Gas insulation looped netowrk cabinet Download PDFInfo
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- CN209766903U CN209766903U CN201920665468.0U CN201920665468U CN209766903U CN 209766903 U CN209766903 U CN 209766903U CN 201920665468 U CN201920665468 U CN 201920665468U CN 209766903 U CN209766903 U CN 209766903U
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Abstract
The utility model discloses a gas insulation ring main unit, which comprises a ring main unit body, wherein the ring main unit body is arranged in a movable box body, the front side wall of the ring main unit body is provided with a ring main unit door, and the left side wall, the right side wall and the ring main unit door are all provided with heat dissipation windows; the ring main unit body is internally provided with cooling fans on the top wall and the bottom wall, the ring main unit body is internally provided with an air box, and the left side wall, the rear side wall and the right side wall of the air box are externally and jointly surrounded with a temperature rise cooling mechanism; the temperature rise heat dissipation mechanism comprises a shell, an electric heating sheet and a heat dissipation assembly; the heat radiation component consists of a heat exchange pipe, a low pressure pipe, a cooling pipe, an air inlet pipe and a compressor. The problem of high temperature in the gas tank has effectively been solved to this product, avoids inducing the incident, fully ensures the performance and the safety in utilization of this gas insulation looped netowrk cabinet.
Description
Technical Field
the utility model relates to a looped netowrk cabinet especially relates to a gas insulation looped netowrk cabinet.
Background
In the existing power supply network system in China, in order to improve the power supply reliability, the power supply network is usually connected into a ring shape, so that a user can obtain power supplies from two directions, and the power supply mode is called ring network power supply for short. The ring main units in the ring network power supply equipment are core switch equipment and are divided into an air ring main unit, a gas insulation ring main unit, a solid insulation ring main unit and the like according to different insulation media. The gas insulation ring main unit is provided with a gas box, and is characterized in that a high-voltage component is sealed in the gas box, however, because the closed environment in the gas box cannot be interfered by surrounding environment influence factors, the convection heat dissipation difficulty of a heating conductor caused by the limited gas flow in the gas box is a general technical problem of the gas insulation ring main unit, if the temperature in the gas box is too high, dangerous accidents are easily induced, and the use performance and the safety performance of the ring main unit are influenced. Simultaneously, high-voltage components and parts in the meteorological affairs make the temperature rise also inhomogeneous owing to the difference of locating position, can influence insulating gas's performance to a certain extent to lead to the insulating nature of looped netowrk cabinet to reduce.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects existing in the technology, the utility model provides a gas insulation ring main unit.
In order to solve the technical problem, the utility model discloses a technical scheme is: a gas insulation ring main unit comprises a ring main unit body, wherein the ring main unit body is arranged in a movable box body, and four corners of the bottom of the movable box body are provided with pushing wheels; the front side wall of the ring main unit body is provided with a ring main unit door, and the ring main unit door is provided with an external observation window and a handle; the left side wall and the right side wall of the ring main unit body and the ring main unit door are provided with heat dissipation windows;
the ring main unit body is internally provided with cooling fans on the top wall and the bottom wall, the ring main unit body is internally provided with an air box, the front side wall of the air box is provided with an air box cabinet door, and the left side wall, the rear side wall and the right side wall of the air box are externally and jointly surrounded with a temperature rise cooling mechanism;
An inner observation window corresponding to the outer observation window is arranged on the cabinet door of the air box, and sealing strips are sealed around the inner observation window; the cabinet door of the air box is also provided with an inner handle and an insulating female coupling seat;
The temperature rise heat dissipation mechanism comprises a shell, an electric heating sheet and a heat dissipation assembly; the interior of the shell is hollow, an air dispersing area and a heating area are arranged on the inner side wall of the shell, the air dispersing area and the heating area are arranged at intervals, air dispersing holes are formed in the air dispersing area, a plurality of air dispersing holes are formed in the air dispersing area, and the electric heating sheets are fixedly arranged in the heating area;
The heat dissipation assembly consists of a heat exchange pipe, a low-pressure pipe, a cooling pipe, an air inlet pipe and a compressor; the heat exchange tube is positioned in the shell, and the straight line part of the heat exchange tube is superposed with the air dispersing area; one end of the heat exchange pipe is communicated with a low-pressure pipe through a connector, the low-pressure pipe is communicated with a cooling pipe, and the cooling pipe is connected to the compressor; the other end of the heat exchange pipe is communicated with an air inlet pipe which is connected with the compressor.
Further, a file placing bag is fixedly arranged on the ring net cabinet door.
The utility model discloses a gas insulation looped netowrk cabinet adopts the removal box to install, and is more convenient in the use with remove, does not receive the restriction of regional condition. Meanwhile, the problem of overhigh temperature in the gas box is effectively solved, safety accidents are avoided, the use performance and the use safety of the gas insulated ring main unit are fully ensured, the consistency of the temperature rise in the gas box is controlled to a certain degree, the performance of the insulating gas is ensured, and the insulativity of the gas insulated ring main unit is improved.
Drawings
fig. 1 is an overall schematic diagram of the external structure of the present invention.
Fig. 2 is the external structure diagram of the gas tank of the present invention.
Fig. 3 is the utility model discloses the overall structure schematic diagram of temperature rise heat dissipation mechanism.
Fig. 4 is the utility model discloses radiator unit's among the temperature rise heat dissipation mechanism schematic diagram.
In the figure: 1. moving the box body; 2. a ring main unit body; 3. a ring network cabinet door; 4. a push wheel; 5. a heat dissipation window; 6. an outer handle; 7. an exterior viewing window; 8. a file placing bag; 9. a gas tank; 10. a heat radiation fan; 11. a temperature rise heat dissipation mechanism; 12. an inner handle; 13. a gas tank door; 14. a sealing strip; 15. an insulating female coupling seat; 16. an inner viewing window; 17. a housing; 18. a gas diffusion area; 19. a heating zone; 20. air diffusing holes; 21. an electrical heating sheet; 22. a connector; 23. a low pressure pipe; 24. a cooling tube; 25. a compressor; 26. an air inlet pipe; 27. a heat exchange tube.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
A gas insulation ring main unit comprises a ring main unit body 2, as shown in figure 1, wherein the ring main unit body 2 is installed in a movable box body 1, and four corners of the bottom of the movable box body 1 are provided with pushing wheels 4; through installing looped netowrk cabinet body 2 in removing box 1, facilitated use and change to make looped netowrk cabinet body 2's installation no longer be subject to geographical condition. Meanwhile, the pushing wheels 4 are arranged on the movable box body 1, so that the movable box body is more time-saving and labor-saving to move.
For the ring main unit body 2, the front side wall is provided with a ring main unit door 3, and the ring main unit door 3 is provided with an external observation window 7 and a handle 6; the outer observation window 7 is used for observing the working conditions of all parts inside in real time, and the ring main cabinet door 3 is convenient to open by the handle 6. And, still fixedly on the looped netowrk cabinet door 3 being provided with file placing bag 8, the record of 2 behavior of record looped netowrk cabinet body is originally placed in file placing bag 8 for it is more humanized to use. In addition, the left side wall and the right side wall of the ring main unit body 2 and the ring main unit door 3 are all provided with heat dissipation windows 5; all install radiator fan 10 on inside roof, the diapire of looped netowrk cabinet body 2, radiator fan 10 is arranged the high-temperature gas of looped netowrk cabinet body 2 outside through radiator window 5.
To looped netowrk cabinet body 2, all sealed the fixing in the gas tank of its main high-voltage components and parts, from this, as shown in fig. 2, the inside of looped netowrk cabinet body 2 still is provided with gas tank 9, and the preceding lateral wall of gas tank 9 sets up to gas tank cabinet door 13, and left side wall, back lateral wall, the right side wall of gas tank 9 enclose temperature rise heat dissipation mechanism 11 outward jointly.
Firstly, the air box cabinet door 13 is provided with an inner observation window 16 corresponding to the outer observation window 7, and the inner observation window 16 is matched with the outer observation window 7 so as to observe the working condition of the high-voltage component in the air box 9 at any time and find faults in time. In order to ensure the sealing performance of the gas box 9, the sealing strips 14 are sealed around the inner observation window 16, so that insulating gas can be well sealed in the gas box 9, and the insulating performance of the gas insulation ring main unit is fully ensured. Meanwhile, an inner handle 12 is further arranged on the gas tank cabinet door 13 so as to facilitate the opening of the gas tank 9, an insulating female header 15 is further arranged on the gas tank cabinet door 13, and a bus system in the gas tank 9 passes through the insulating female header 15.
Secondly, because gas tank 9 forms inclosed environment, its inside inclosed environment can not receive the interference of surrounding environment influence factor, consequently, can lead to gas tank 9's heat dispersion to some extent lacks, and simultaneously, the different temperature that can lead to in the gas tank 9 of the position of placing of each high-voltage components and parts in the gas tank 9 is inhomogeneous, can influence insulating gas's performance to a certain extent to influence the insulating nature of gas insulation looped netowrk cabinet, from this, the utility model discloses a gas insulation looped netowrk cabinet is provided with temperature rise heat dissipation mechanism 11, with the defect of solving poor, the inhomogeneous temperature rise of thermal diffusivity.
As shown in fig. 3, the specific setting manner of the temperature rise heat dissipation mechanism 11 is as follows: the temperature rise heat dissipation mechanism comprises a shell 17, an electric heating sheet 21 and a heat dissipation assembly; the interior of the shell 17 is hollow, a gas diffusion area 18 and a heating area 19 are arranged on the inner side wall of the shell 17, the gas diffusion area 18 and the heating area 19 are arranged at intervals, gas diffusion holes 20 are formed in the gas diffusion area 18, a plurality of gas diffusion holes 20 are formed in the gas diffusion holes 20, and the electric heating sheet 21 is fixedly installed in the heating area 19; the heat dissipation assembly consists of a heat exchange pipe 27, a low-pressure pipe 23, a cooling pipe 24, an air inlet pipe 26 and a compressor 25; heat exchange tubes 27 are located inside shell 17 and the straight portions of heat exchange tubes 27 coincide with air diffusion zone 18; the heat exchange pipe 27 is communicated with a low pressure pipe 23 at one end through a connector 22, the low pressure pipe 23 is communicated with a cooling pipe 24, and the cooling pipe 24 is connected to a compressor 25; the heat exchange tube 27 communicates at the other end with an inlet tube 26, and the inlet tube 26 is connected to the compressor 25. The electric heating sheet 21 can make up the defect of uneven temperature rise in the air box 9 in the moving degree, and the stability of the performance of the insulating gas is ensured. The heat dissipation assembly is used for reducing the temperature of the air box 9 and avoiding dangerous accidents caused by overhigh temperature. The heat dissipation assembly is provided with a heat exchange pipe 27, heat exchange is carried out at the heat exchange pipe 27, the temperature of the air box 9 is reduced, and the specific working process is as follows: as shown in fig. 4, the compressor 25 sucks the refrigerant through the pipe orifice, the refrigerant is compressed into compressed gas under the action of the compressor 25, the compressed gas is firstly released into the cooling pipe 24, heat is released at the cooling pipe 24 to form low-temperature high-pressure cooling liquid, the cooling liquid further enters the low-pressure pipe 23, the cooling liquid is decompressed in the low-pressure pipe 23 due to the obvious thinning of the low-pressure pipe 23 to form normal-temperature low-pressure cooling liquid, and the cooling liquid then enters the heat exchange pipe 27 to exchange heat with high-temperature gas entering the shell 17 from the air diffusion holes 20, so as to realize heat dissipation and temperature reduction of the air tank 9; the cooling liquid through the heat exchange absorbs the heat and then can be partially converted into a gaseous state, the gas-liquid mixture enters the compressor 25 again to perform heat dissipation and cooling for the next time, and the gas-liquid mixture is circulated repeatedly, so that the temperature of the gas box 9 is effectively ensured not to be too high, and the use performance and the safety performance of the gas insulation ring main unit are improved. In addition, for the high-temperature gas outside the air box 9 and inside the ring main unit body 2, the heat dissipation fan 10 is discharged outside through the heat dissipation window 5, so that the heat dissipation performance of the gas insulation ring main unit is fully ensured.
The utility model discloses a gas insulation looped netowrk cabinet adopts the removal box to install, and is more convenient in the use with remove, does not receive the restriction of regional condition. Meanwhile, the problem of overhigh temperature in the gas box is effectively solved, safety accidents are avoided being induced, the use performance and the use safety of the gas insulation ring main unit are ensured by the Fei, the consistency of the temperature rise in the gas box is controlled to a certain extent, the performance of insulating gas is ensured, and the insulativity of the gas insulation ring main unit is improved.
the above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (2)
1. The utility model provides a gas insulation looped netowrk cabinet, includes looped netowrk cabinet body (2), its characterized in that: the ring main unit body (2) is arranged in the movable box body (1), and four corners of the bottom of the movable box body (1) are provided with pushing wheels (4); the front side wall of the ring main unit body (2) is provided with a ring main unit door (3), and the ring main unit door (3) is provided with an external observation window (7) and a handle (6); the left side wall and the right side wall of the ring main unit body (2) and the ring main unit door (3) are respectively provided with a heat dissipation window (5);
The ring main unit body (2) is internally provided with heat radiation fans (10) on the top wall and the bottom wall, the ring main unit body (2) is internally provided with an air box (9), the front side wall of the air box (9) is provided with an air box cabinet door (13), and the left side wall, the rear side wall and the right side wall of the air box (9) are externally and jointly surrounded with a temperature rise heat radiation mechanism (11);
An inner viewing window (16) corresponding to the outer viewing window (7) is formed in the air box door (13), and sealing strips (14) are sealed around the inner viewing window (16); the air box door (13) is also provided with an inner handle (12) and an insulating female joint seat (15);
The temperature rise heat dissipation mechanism (11) comprises a shell (17), an electric heating sheet (21) and a heat dissipation assembly; the interior of the shell (17) is hollow, a gas diffusion area (18) and a heating area (19) are arranged on the inner side wall of the shell (17), the gas diffusion area (18) and the heating area (19) are arranged at intervals, a plurality of gas diffusion holes (20) are formed in the gas diffusion area (18), and the electric heating sheets (21) are fixedly arranged in the heating area (19);
The heat dissipation assembly consists of a heat exchange pipe (27), a low-pressure pipe (23), a cooling pipe (24), an air inlet pipe (26) and a compressor (25); the heat exchange tube (27) is positioned in the shell (17) and the straight line part of the heat exchange tube (27) is superposed with the air dispersing area (18); one end of the heat exchange pipe (27) is communicated with a low-pressure pipe (23) through a connector (22), the low-pressure pipe (23) is communicated with a cooling pipe (24), and the cooling pipe (24) is connected to a compressor (25); the heat exchange pipe (27) is communicated with an air inlet pipe (26) at the other end, and the air inlet pipe (26) is connected to the compressor (25).
2. The gas insulated ring main unit as claimed in claim 1, wherein: the ring net cabinet door (3) is further fixedly provided with a file placing bag (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920665468.0U CN209766903U (en) | 2019-05-09 | 2019-05-09 | Gas insulation looped netowrk cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920665468.0U CN209766903U (en) | 2019-05-09 | 2019-05-09 | Gas insulation looped netowrk cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209766903U true CN209766903U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920665468.0U Active CN209766903U (en) | 2019-05-09 | 2019-05-09 | Gas insulation looped netowrk cabinet |
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| Country | Link |
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| CN (1) | CN209766903U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056131A (en) * | 2021-02-05 | 2021-06-29 | 侯德刚 | Exempt from clear intelligent heat dissipation looped netowrk cabinet |
| CN117200058A (en) * | 2023-11-08 | 2023-12-08 | 江苏平高泰事达电气有限公司 | Quick ventilation type gas-insulated switchgear |
-
2019
- 2019-05-09 CN CN201920665468.0U patent/CN209766903U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056131A (en) * | 2021-02-05 | 2021-06-29 | 侯德刚 | Exempt from clear intelligent heat dissipation looped netowrk cabinet |
| CN113056131B (en) * | 2021-02-05 | 2022-09-13 | 重庆博森电气（集团）有限公司 | Exempt from clear intelligent heat dissipation looped netowrk cabinet |
| CN117200058A (en) * | 2023-11-08 | 2023-12-08 | 江苏平高泰事达电气有限公司 | Quick ventilation type gas-insulated switchgear |
| CN117200058B (en) * | 2023-11-08 | 2024-02-06 | 江苏平高泰事达电气有限公司 | Quick ventilation type gas-insulated switchgear |
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