CN215989916U - High-voltage miniaturized bus chamber structure of air insulation switch cabinet - Google Patents
High-voltage miniaturized bus chamber structure of air insulation switch cabinet Download PDFInfo
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- CN215989916U CN215989916U CN202122340729.1U CN202122340729U CN215989916U CN 215989916 U CN215989916 U CN 215989916U CN 202122340729 U CN202122340729 U CN 202122340729U CN 215989916 U CN215989916 U CN 215989916U
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Abstract
The utility model relates to the technical field of switch cabinet equipment, in particular to a bus chamber structure of a high-voltage miniaturized air-insulated switch cabinet, which comprises a bus chamber, wherein a cabinet door is arranged on an opening cover of the bus chamber; the bus bar chamber comprises a bus bar chamber, an air suction hopper, a first air guide pipe, an air suction refrigerating mechanism and a second air guide pipe, wherein the air suction hopper is arranged on the lower side inside the bus bar chamber; through carrying out refrigeration treatment to the indoor electrical component of generating line, can conveniently protect it, conveniently make the indoor electrical component of generating line work under the regulation temperature, improve the life of cubical switchboard, but the indoor inert gas evenly distributed of generating line makes the inert gas carry out insulation protection to electrical component simultaneously, improves the practicality.
Description
Technical Field
The utility model relates to the technical field of switch cabinet equipment, in particular to a high-voltage miniaturized bus chamber structure of an air insulation switch cabinet.
Background
As is well known, current cubical switchboard bus-bar room structure includes the shell usually, the main bus, the bus bar cover, branch bus, electrical components such as static contact box and mutual-inductor, the control of cubical switchboard to electric power system is realized to the regulation control of electric current and voltage through the indoor electrical component of bus-bar, however the indoor electrical component of bus-bar moves the back for a long time, its inside temperature is higher, high temperature causes the destruction to the indoor component of bus-bar easily, lead to cubical switchboard life to reduce, high temperature causes the influence to the indoor inert gas's of bus-bar distribution easily simultaneously, lead to the inert gas uneven distribution, inert gas's insulating effect reduces.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a high-voltage miniaturized bus chamber structure of an air-insulated switch cabinet.
In order to achieve the purpose, the utility model adopts the technical scheme that:
miniaturized air insulation switch cabinet bus-bar room structure of high pressure includes:
the bus chamber is provided with a cabinet door on an opening cover;
the bus bar chamber comprises a bus bar chamber, an air suction hopper, a first air guide pipe, an air suction refrigerating mechanism and a second air guide pipe, wherein the air suction hopper is arranged on the lower side inside the bus bar chamber;
the air diffusing pipe is transversely arranged on the upper side of the interior of the bus chamber, the air diffusing pipe is communicated with the output end of the second air duct, and a plurality of groups of air diffusing mechanisms are uniformly arranged at the bottom of the air diffusing pipe;
the air dispersing mechanism comprises a hollow shaft which is communicated and installed at the bottom of the air dispersing pipe, an air dispersing disc is communicated and arranged at the bottom of the hollow shaft, and a plurality of air dispersing holes are uniformly formed in the bottom of the air dispersing disc.
Further, the hollow shaft is in rotary connection with the air dispersing disc;
the air dispersing mechanism further comprises a first rotating shaft, the first rotating shaft is installed in the air dispersing disc, the top of the first rotating shaft extends into the hollow shaft, spiral blades are installed on the outer wall of the first rotating shaft, and the spiral blades are located in the hollow shaft.
Further, the air dispersing pipe is rotatably connected with the inner wall of the bus chamber;
a rotating ball is eccentrically and rotatably mounted at the bottom of the air dispersing disc, a telescopic rod is vertically arranged at the bottom of the rotating ball, and a sliding sleeve is arranged at the bottom of the telescopic rod;
still include the slide bar, the slide bar is transversely installed in the generating line is indoor, the slide bar passes sliding sleeve and sliding connection.
Furthermore, a plurality of scattering rakes are uniformly arranged on the outer wall of the first rotating shaft in the air scattering disc.
Furthermore, the air suction refrigerating mechanism comprises a refrigerating bin, the refrigerating bin is mounted on the inner wall of the bus chamber, a motor is mounted at the top of the inner wall of the refrigerating bin, a second rotating shaft is arranged at the output end of the lower side of the motor, and a plurality of fan blades are uniformly and obliquely arranged on the outer wall of the second rotating shaft;
the inner wall of the refrigerating bin is provided with a spiral refrigerating pipe;
the output end of the first air duct is communicated with the bottom of the refrigerating bin, and the input end of the second air duct is communicated with the side wall of the refrigerating bin.
The second rotating shaft penetrates through the gas cylinders and is fixedly connected with the gas cylinders;
a plurality of air guide holes are uniformly and obliquely arranged on the outer wall of the air guide cylinder;
the output end of the first air duct is positioned in the air duct.
The bus bar room further comprises an exhaust funnel, the exhaust funnel is installed on the outer wall of the bus bar room, an exhaust pipe is communicated with the bottom of the exhaust funnel, a sliding pipe is arranged in the exhaust funnel, an opening at one end of the sliding pipe penetrates through the outer wall of the bus bar room and extends into the exhaust pipe, the sliding pipe is in sliding connection with the bus bar room, and a plurality of pressure relief ports are uniformly formed in the outer wall of the sliding pipe;
the other end of the sliding pipe is sealed, a plurality of plate springs are uniformly arranged at the sealed end of the sliding pipe, and the outer ends of the plate springs are fixed on the inner side wall of the exhaust funnel.
Further, the shape of the sliding tube is square.
Compared with the prior art, the utility model has the beneficial effects that: the air suction refrigerating mechanism sucks the inert gas on the lower side inside the bus chamber through the first air duct and the air suction hopper and carries out cooling and refrigerating treatment, the inert gas after cooling and refrigerating is discharged into the air diffusing pipe through the second air duct, the gas in the air diffusing pipe enters the air diffusing disc through the hollow shaft, the gas in the air diffusing disc is uniformly discharged through a plurality of air diffusing holes on the air diffusing disc, the low-temperature gas discharged by the air diffusing holes flows back into the bus chamber again and carries out cooling treatment on the main bus, the bus sleeve, the branch bus, the static contact box, the mutual inductor and other electrical elements installed in the bus chamber, so that the electrical elements inside the bus chamber normally operate at a specified temperature, meanwhile, the inert gas discharged by the air diffusing holes uniformly and comprehensively diffuses into the bus chamber, the distribution uniformity of the inert gas is improved, the insulation effect of the inert gas on the electrical elements in the bus chamber is improved, and the electrical elements in the bus chamber are refrigerated treatment is carried out, can conveniently protect it, conveniently make the indoor electrical components of generating line work under the regulation temperature, improve the life of cubical switchboard, but the indoor inert gas evenly distributed of generating line makes things convenient for inert gas to carry out insulation protection to electrical components simultaneously, improves the practicality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the busbar compartment of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the air dispersion plate of FIG. 2;
FIG. 4 is an enlarged view of a portion A of FIG. 2;
FIG. 5 is an enlarged view of a portion B of FIG. 3;
FIG. 6 is an enlarged schematic view of the refrigeration compartment of FIG. 3;
FIG. 7 is an enlarged view of a portion of the structure of FIG. 3 at C;
in the drawings, the reference numbers: 1. a bus chamber; 2. a cabinet door; 3. an air suction hopper; 4. a first air duct; 5. a second air duct; 6. an air diffusing pipe; 7. a hollow shaft; 8. a gas diffusion plate; 9. a first rotating shaft; 10. helical leaves; 11. rotating the ball; 12. a telescopic rod; 13. a sliding sleeve; 14. a slide bar; 15. raking and scattering; 16. a refrigeration bin; 17. a motor; 18. a second rotating shaft; 19. a fan blade; 20. a spiral refrigeration tube; 21. an air guide cylinder; 22. an exhaust funnel; 23. an exhaust pipe; 24. a sliding tube; 25. a leaf spring.
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.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of 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 thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.
As shown in fig. 1 to 7, the bus bar room structure of the high-voltage miniaturized air-insulated switchgear of the present invention includes:
the bus chamber 1 is provided with a cabinet door 2 through an opening cover;
the bus bar chamber comprises a bus bar chamber 1, an air suction hopper 3, a first air guide pipe 4, an air suction refrigerating mechanism and a second air guide pipe 5, wherein the air suction hopper 3 is arranged at the lower side in the bus bar chamber 1, the air suction hopper 3 is communicated with the first air guide pipe 4, the output end of the first air guide pipe 4 is provided with the air suction refrigerating mechanism, and the output end of the refrigerating mechanism is provided with the second air guide pipe 5;
the air diffusing pipe 6 is transversely arranged on the upper side inside the bus chamber 1, the air diffusing pipe 6 is communicated with the output end of the second air duct 5, and a plurality of groups of air diffusing mechanisms are uniformly arranged at the bottom of the air diffusing pipe 6;
the air dispersing mechanism comprises a hollow shaft 7 which is communicated and installed at the bottom of the air dispersing pipe 6, an air dispersing disc 8 is communicated and arranged at the bottom of the hollow shaft 7, and a plurality of air dispersing holes are uniformly formed in the bottom of the air dispersing disc 8.
In the embodiment, the air suction refrigeration mechanism sucks the inert gas on the lower side inside the bus chamber 1 through the first air duct 4 and the air suction hopper 3 and carries out cooling refrigeration treatment, the inert gas after cooling refrigeration is discharged into the air diffusing pipe 6 through the second air duct 5, the gas in the air diffusing pipe 6 enters the air diffusing disc 8 through the hollow shaft 7, the gas in the air diffusing disc 8 is uniformly discharged through a plurality of air diffusing holes on the air diffusing disc, the low-temperature gas discharged from the air diffusing holes flows back into the bus chamber 1 again and carries out cooling treatment on electrical elements such as a main bus, a bus sleeve, a branch bus, a static contact box, a mutual inductor and the like arranged in the bus chamber 1, so that the electrical elements inside the bus chamber 1 can normally run at a specified temperature, meanwhile, the inert gas discharged from the air diffusing holes is uniformly and comprehensively diffused into the bus chamber 1, the distribution uniformity of the inert gas is improved, and the insulation effect of the inert gas on the electrical elements inside the bus chamber 1 is improved, through carrying out refrigeration treatment to the electrical components in the generating line room 1, can conveniently protect it, conveniently make the electrical components in the generating line room 1 work under the regulation temperature, improve the life of cubical switchboard, but the inert gas evenly distributed in the generating line room 1 simultaneously conveniently makes inert gas carry out insulation protection to electrical components, improves the practicality.
As a preference of the above embodiment, the hollow shaft 7 is rotatably connected with the air dispersion disc 8;
the air dispersing mechanism further comprises a first rotating shaft 9, the first rotating shaft 9 is installed in the air dispersing disc 8, the top of the first rotating shaft 9 extends into the hollow shaft 7, a spiral blade 10 is installed on the outer wall of the first rotating shaft 9, and the spiral blade 10 is located in the hollow shaft 7.
In this embodiment, the gas in the flowing state in the hollow shaft 7 generates a driving force on the spiral blade 10, so that the spiral blade 10 drives the first rotating shaft 9 to rotate, the first rotating shaft 9 drives the air diffusion disc 8 to rotate synchronously, the air diffusion disc 8 is in a rotating air injection state, and the gas discharged from the air diffusion holes in the air diffusion disc 8 can be conveniently and uniformly diffused between the electrical equipment elements in the bus chamber 1.
As a preference of the above embodiment, the air dispersing pipe 6 is rotatably connected with the inner wall of the bus bar chamber 1;
a rotating ball 11 is eccentrically and rotatably mounted at the bottom of the air dispersing disc 8, an expansion link 12 is vertically arranged at the bottom of the rotating ball 11, and a sliding sleeve 13 is arranged at the bottom of the expansion link 12;
the bus bar box is characterized by further comprising a sliding bar 14, wherein the sliding bar 14 is transversely installed in the bus bar box 1, and the sliding bar 14 penetrates through the sliding sleeve 13 and is connected in a sliding mode.
In this embodiment, when the air diffusion disc 8 rotates, the air diffusion disc 8 drives the rotating ball 11 to eccentrically rotate, the telescopic rod 12 supports the rotating ball 11, the telescopic rod 12 reversely pushes the air diffusion disc 8 to swing back and forth through the rotating ball 11, the air diffusion disc 8 drives the air diffusion pipe 6 to swing back and forth, so that the air diffusion disc 8 is in a spiral swing state, uniformity of air discharged from the air diffusion holes in the air diffusion disc 8 is improved, meanwhile, the air diffusion disc 8 in a moving state drives the telescopic rod 12 to perform telescopic motion through the rotating ball 11, and the air diffusion disc 8 synchronously drives the sliding sleeve 13 to slide on the sliding rod 14 through the rotating ball 11 and the telescopic rod 12.
As a preferred embodiment, a plurality of scattering rakes 15 are uniformly arranged on the outer wall of the first rotating shaft 9 in the air scattering disk 8.
In this embodiment, the first rotating shaft 9 drives the dispersing rake 15 to rotate synchronously, and the dispersing rake 15 can disperse the gas in the gas dispersing disc 8, so that the gas in the gas dispersing disc 8 uniformly penetrates through the plurality of gas dispersing holes in the gas dispersing disc 8, and the uniformity of the gas exhaust of the plurality of gas dispersing holes in the gas dispersing disc 8 is improved.
As a preference of the above embodiment, the air suction refrigeration mechanism includes a refrigeration bin 16, the refrigeration bin 16 is installed on the inner wall of the bus chamber 1, a motor 17 is installed on the top of the inner wall of the refrigeration bin 16, a second rotating shaft 18 is arranged at an output end of the lower side of the motor 17, and a plurality of fan blades 19 are uniformly and obliquely arranged on the outer wall of the second rotating shaft 18;
a spiral refrigerating pipe 20 is arranged on the inner wall of the refrigerating bin 16;
the output end of the first air duct 4 is communicated with the bottom of the refrigerating bin 16, and the input end of the second air duct 5 is communicated with the side wall of the refrigerating bin 16.
In this embodiment, motor 17 drives a plurality of flabellums 19 through second pivot 18 and rotates, and flabellum 19 upwards promotes the gas of the inside downside in refrigeration storehouse 16 to make refrigeration storehouse 16 bottom inhale the gas of the inside downside in bus-bar room 1 through first air duct 4 and suction hopper 3, spiral refrigerating pipe 20 can cool down the refrigeration to the gas in refrigeration storehouse 16, and the gas of the interior upwards flowing state of refrigeration storehouse 16 gets into in the second air duct 5.
As a preferable mode of the above embodiment, the refrigerator further comprises an air guide cylinder 21, the air guide cylinder 21 is rotatably mounted at the bottom of the inner wall of the refrigerating chamber 16, the air guide cylinder 21 is located outside the plurality of fan blades 19, and the second rotating shaft 18 penetrates through the air guide cylinder 21 and is fixedly connected;
a plurality of air guide holes are uniformly and obliquely arranged on the outer wall of the air guide cylinder 21;
wherein, the output end of the first air duct 4 is arranged in the air duct 21.
In this embodiment, the first air duct 4 pours the air into the air guide cylinder 21, the plurality of fan blades 19 agitate the air in the air guide cylinder 21, so as to make the air in the air guide cylinder 21 flow in a rotating manner, the air in the air guide cylinder 21 is discharged into the refrigerating chamber 16 through the plurality of air guide holes in an inclined state, the air discharged from the air guide holes diffuses outwards along a horizontal plane, meanwhile, the second rotating shaft 18 drives the air guide cylinder 21 to rotate synchronously, so that the uniformity of the outward discharge of the air guide holes in the air guide cylinder 21 can be improved conveniently, the air discharged from the air guide holes directly flows towards the vicinity of the spiral refrigerating pipe 20, so that the contact effect of the spiral refrigerating pipe 20 and the air in the refrigerating chamber 16 is improved, and the refrigerating effect of the spiral refrigerating pipe 20 on the air is improved.
Preferably, the bus bar air-release device further comprises an exhaust funnel 22, wherein the exhaust funnel 22 is installed on the outer wall of the bus bar chamber 1, an exhaust pipe 23 is communicated with the bottom of the exhaust funnel 22, a sliding pipe 24 is arranged in the exhaust funnel 22, an opening at one end of the sliding pipe 24 penetrates through the outer wall of the bus bar chamber 1 and extends into the air-dispersing pipe 6, the sliding pipe 24 is in sliding connection with the bus bar chamber 1, and a plurality of pressure relief openings are uniformly formed in the outer wall of the sliding pipe 24;
the other end of the sliding tube 24 is sealed, and a plurality of plate springs 25 are uniformly arranged at the sealed end of the sliding tube 24, and the outer ends of the plate springs 25 are fixed on the inner side wall of the exhaust funnel 22.
In this embodiment, in a natural state, a plurality of pressure relief openings on the sliding tube 24 are located in the bus bar room 1, at this time, the exhaust funnel 22 and the air diffuser 6 are in an isolated state, when the air pressure in the air diffuser 6 rises, the air in the air diffuser 6 generates a driving force on the sliding tube 24, so that the sliding tube 24 slides on the bus bar room 1, the sliding tube 24 drives the plate spring 25 to generate elastic deformation, when the air pressure in the air diffuser 6 is too large, the pressure relief openings on the sliding tube 24 move into the exhaust funnel 22, at this time, the exhaust funnel 22 is communicated with the air diffuser 6 through the pressure relief openings and the sliding tube 24, the redundant air in the air diffuser 6 enters the exhaust funnel 22 and is exhausted through the exhaust tube 23, so that the inside of the air diffuser 6 is subjected to pressure relief processing, the inside of the bus bar room 1 is conveniently subjected to pressure relief processing, and the pressure inside the bus bar room 1 is conveniently kept at a specified value.
As a preference of the above embodiment, the slide tube 24 is square in shape.
In this embodiment, the sliding tube 24 is set to be square, so that when the sliding tube 24 slides, the sliding tube 24 can be prevented from rotating on the bus bar room 1, and the sliding tube 24 can be kept in a translation state conveniently.
The bus chamber structure of the high-voltage miniaturized air-insulated switch cabinet has the advantages that the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the bus chamber structure can be implemented as long as the beneficial effects of the bus chamber structure can be achieved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a miniaturized air insulated switchgear generating line room structure of high pressure which characterized in that includes:
the bus chamber (1), the bus chamber (1) is provided with a cabinet door (2) by opening cover;
the bus bar chamber comprises a bus bar chamber (1), an air suction hopper (3), a first air guide pipe (4) and a second air guide pipe (5), wherein the air suction hopper (3) is arranged on the lower side in the bus bar chamber (1), the first air guide pipe (4) is communicated with the air suction hopper (3), the output end of the first air guide pipe (4) is provided with an air suction refrigerating mechanism, and the output end of the refrigerating mechanism is provided with the second air guide pipe (5);
the air diffusing pipe (6) is transversely installed on the upper side inside the bus chamber (1), the air diffusing pipe (6) is communicated with the output end of the second air duct (5), and a plurality of groups of air diffusing mechanisms are uniformly arranged at the bottom of the air diffusing pipe (6);
the air dispersing mechanism comprises a hollow shaft (7) which is communicated and installed at the bottom of the air dispersing pipe (6), an air dispersing disc (8) is communicated and arranged at the bottom of the hollow shaft (7), and a plurality of air dispersing holes are uniformly formed in the bottom of the air dispersing disc (8).
2. The bus bar room structure of the high-voltage miniaturized air-insulated switchgear cabinet as claimed in claim 1, wherein said hollow shaft (7) is rotatably connected to said air-dispersing disk (8);
the air dispersing mechanism further comprises a first rotating shaft (9), the first rotating shaft (9) is installed in the air dispersing disc (8), the top of the first rotating shaft (9) extends into the hollow shaft (7), spiral blades (10) are installed on the outer wall of the first rotating shaft (9), and the spiral blades (10) are located in the hollow shaft (7).
3. The bus bar room structure of the high-voltage miniaturized air-insulated switchgear cabinet as claimed in claim 2, wherein the air-dispersing pipe (6) is rotatably connected with the inner wall of the bus bar room (1);
a rotating ball (11) is eccentrically and rotatably arranged at the bottom of the air dispersing disc (8), a telescopic rod (12) is vertically arranged at the bottom of the rotating ball (11), and a sliding sleeve (13) is arranged at the bottom of the telescopic rod (12);
the bus bar is characterized by further comprising a sliding rod (14), wherein the sliding rod (14) is transversely installed in the bus bar chamber (1), and the sliding rod (14) penetrates through the sliding sleeve (13) and is in sliding connection with the sliding sleeve.
4. The bus bar room structure of the high-voltage miniaturized air-insulated switchgear cabinet as claimed in claim 3, wherein a plurality of scattering rakes (15) are uniformly arranged on the outer wall of the first rotating shaft (9) in the air-dispersing disk (8).
5. The bus bar room structure of the high-voltage miniaturized air-insulated switchgear cabinet as claimed in claim 4, wherein the air-suction refrigerating mechanism comprises a refrigerating chamber (16), the refrigerating chamber (16) is installed on the inner wall of the bus bar room (1), a motor (17) is installed on the top of the inner wall of the refrigerating chamber (16), a second rotating shaft (18) is arranged at the output end of the lower side of the motor (17), and a plurality of fan blades (19) are uniformly and obliquely arranged on the outer wall of the second rotating shaft (18);
a spiral refrigerating pipe (20) is arranged on the inner wall of the refrigerating bin (16);
the output end of the first air duct (4) is communicated with the bottom of the refrigerating bin (16), and the input end of the second air duct (5) is communicated with the side wall of the refrigerating bin (16).
6. The bus bar chamber structure of the high-voltage miniaturized air-insulated switchgear cabinet as claimed in claim 5, further comprising an air cylinder (21), wherein said air cylinder (21) is rotatably installed at the bottom of the inner wall of said refrigeration compartment (16), and said air cylinder (21) is located outside of said plurality of said fan blades (19), said second rotating shaft (18) passes through said air cylinder (21) and is fixedly connected;
a plurality of air guide holes are uniformly and obliquely arranged on the outer wall of the air guide cylinder (21);
wherein, the output end of the first air duct (4) is positioned in the air duct (21).
7. The bus bar room structure of the high-voltage miniaturized air-insulated switchgear cabinet according to claim 6, further comprising an exhaust funnel (22), wherein the exhaust funnel (22) is installed on the outer wall of the bus bar room (1), an exhaust pipe (23) is communicated with the bottom of the exhaust funnel (22), a sliding pipe (24) is arranged in the exhaust funnel (22), an opening at one end of the sliding pipe (24) penetrates through the outer wall of the bus bar room (1) and extends into the air diffusing pipe (6), the sliding pipe (24) is slidably connected with the bus bar room (1), and a plurality of pressure relief ports are uniformly formed in the outer wall of the sliding pipe (24);
the other end of the sliding pipe (24) is sealed, a plurality of plate springs (25) are uniformly arranged at the sealed end of the sliding pipe (24), and the outer ends of the plate springs (25) are fixed on the inner side wall of the exhaust funnel (22).
8. The bus bar room structure of the high voltage miniaturized air insulated switchgear of claim 7 wherein the shape of the sliding tube (24) is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122340729.1U CN215989916U (en) | 2021-09-26 | 2021-09-26 | High-voltage miniaturized bus chamber structure of air insulation switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122340729.1U CN215989916U (en) | 2021-09-26 | 2021-09-26 | High-voltage miniaturized bus chamber structure of air insulation switch cabinet |
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| CN215989916U true CN215989916U (en) | 2022-03-08 |
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| CN202122340729.1U Active CN215989916U (en) | 2021-09-26 | 2021-09-26 | High-voltage miniaturized bus chamber structure of air insulation switch cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116488051A (en) * | 2023-05-24 | 2023-07-25 | 佛山市鼎嘉电气科技有限公司 | Decompression type switch cabinet based on open type gas escape in different directions |
-
2021
- 2021-09-26 CN CN202122340729.1U patent/CN215989916U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116488051A (en) * | 2023-05-24 | 2023-07-25 | 佛山市鼎嘉电气科技有限公司 | Decompression type switch cabinet based on open type gas escape in different directions |
| CN116488051B (en) * | 2023-05-24 | 2023-11-28 | 上海快速智能电气有限公司 | Decompression type switch cabinet based on open type gas escape in different directions |
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