CN206595617U - A kind of gas-insulated switchgear - Google Patents
A kind of gas-insulated switchgear Download PDFInfo
- Publication number
- CN206595617U CN206595617U CN201720192513.6U CN201720192513U CN206595617U CN 206595617 U CN206595617 U CN 206595617U CN 201720192513 U CN201720192513 U CN 201720192513U CN 206595617 U CN206595617 U CN 206595617U
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- CN
- China
- Prior art keywords
- operating mechanism
- room
- gas
- insulated switchgear
- circuit breaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 66
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052802 copper Inorganic materials 0.000 claims abstract description 11
- 239000010949 copper Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 32
- 238000009413 insulation Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 239000003822 epoxy resin Substances 0.000 description 5
- 229920000647 polyepoxide Polymers 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000005431 greenhouse gas Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Gas-Insulated Switchgears (AREA)
- Patch Boards (AREA)
Abstract
The utility model provides a kind of gas-insulated switchgear, including cabinet, low-pressure chamber, switch gear room, operating mechanism room, cable vault and pressure releasing chamber are provided with inside cabinet, switch gear room is fixedly connected with cabinet, operating mechanism room is arranged between switch gear room and cabinet door, low-pressure chamber is arranged on above operating mechanism room, and cable vault is arranged on below operating mechanism room, and pressure releasing chamber is arranged on below switch gear room；Switch gear room includes closed gas tank; it is sequentially provided with side from top to bottom inside gas tank and expands bus, vacuum circuit breaker and disconnecting switch; in the lower end of gas tank provided with connection copper rod, the other end of connection copper rod is connected with cable vault, for protecting the electric wire between connecting valve room and cable vault；Vacuum circuit breaker operating mechanism and isolator operating mechanism are sequentially provided with from top to bottom in operating mechanism room.The gas-insulated switchgear that the utility model is provided is modularized design, low simple and reasonable, cost, small volume, safe operation are reliable.
Description
Technical field
The utility model is related to a kind of switchgear, and in particular to a kind of gas-insulated switchgear of modularization assembling.
Background technology
China experienced oil-insulation, air insulation, gas-insulated, the development of the big structure of solid insulation four for distribution products,
Product is also all improved constantly in performance.In terms of present circumstances, product it is with the most use be that SF6 gas-insulateds product and solid are exhausted
The big series of edge product two, both of which small volume, insulation and arc extinction performance are superior.However, the environmental protection all striven with day now
Cry, expedites the emergence of the solution of environmental protection.
SF6 gases in SF6 gas-insulated products are nondegradable greenhouse gases,《Capital of a country memorandum of agreement》In, SF6 gas
One of greenhouse gases that body is limited by, are all reducing the application of SF6 gases as far as possible both at home and abroad at present.Solid insulation product phase
For SF6 products, volume quite, not using SF6 gases, there is larger advantage in terms of environmental protection.But because product
More than 50% composition is all epoxy resin, after product service life terminates, and epoxy resin can not be reclaimed, and can only be used as building
Filler, and its when processing solid pole column, it is necessary to expend a large amount of electric energy, belong to high energy consumption production type, and now domestic solid
Body insulation also has painting broad grounding technology problem in pole surface to fail to be fully solved, so solid insulation product is also possible to gradually subtract
Use less.
The content of the invention
The purpose of this utility model is to provide a kind of gas-insulated switchgear, can effectively reduce dusty gas
SF6 gases and the content of epoxy resin that can not be recycled, its modularized design, simple and reasonable, cost are low, volume
Small, safe operation is reliable.
The utility model provides a kind of gas-insulated switchgear, including cabinet, is arranged on the cabinet door of cabinet front end, sets
Back shroud in cabinet rear end, the control panel for being arranged on the left plate and right plate of cabinet both sides and being arranged in cabinet door,
Low-pressure chamber, switch gear room, operating mechanism room, cable vault and pressure releasing chamber are provided with inside cabinet；Switch gear room is fixedly connected with back shroud,
Switch for controlling circuit；Operating mechanism room is arranged between switch gear room and cabinet door, the fortune for controlling switch indoor equipment
OK；Low-pressure chamber is arranged on above operating mechanism room and communicated with operating mechanism room, the low-voltage component on low-pressure chamber by with behaviour
Run wires to as mechanism chamber, the position signalling of acquisition operations mechanism, the appliance component action of control operation mechanism, so as to reach
To the purpose of control operation mechanism action；Cable vault is arranged on below operating mechanism room, and pressure releasing chamber is arranged on below switch gear room；Open
Closing room includes closed gas tank, is sequentially provided with side from top to bottom inside gas tank and expands bus, vacuum circuit breaker and disconnecting switch, institute
State and electrical connection module is connected between switch gear room and cable vault.
A kind of gas-insulated switchgear described in the utility model, it is preferred that, operating mechanism room is from top to bottom
It is sequentially provided with vacuum circuit breaker operating mechanism and isolator operating mechanism.
A kind of gas-insulated switchgear described in the utility model, it is preferred that, electrical connection module be electric wire and
Being used on the outside of it protects the connection copper rod of electric wire, and the connection copper rod is arranged at the lower end of gas tank, the connection copper rod it is another
One end is connected with the cable vault.
A kind of gas-insulated switchgear described in the utility model, it is preferred that, vacuum circuit breaker breaks with vacuum
Road device operating mechanism is connected by sealing flange；Disconnecting switch is connected with isolator operating mechanism by sealing flange.
A kind of gas-insulated switchgear described in the utility model, it is preferred that, vacuum circuit breaker and keep apart
Pass is respectively arranged below with support bar, and support bar is fixedly connected by welding nail with gas tank.
A kind of gas-insulated switchgear described in the utility model, it is preferred that, the material of gas tank is stainless steel.
A kind of gas-insulated switchgear described in the utility model, it is preferred that, the air pressure inside gas tank is less than
0.02MPa, the water content of air is less than 30ppm.
A kind of gas-insulated switchgear described in the utility model, it is preferred that, air gauge is provided with low-pressure chamber,
Air pressure for read switch chamber interior.
A kind of gas-insulated switchgear described in the utility model, it is preferred that, pressure release is provided with pressure releasing chamber
Valve, for the pressure release when air pressure is more than 0.06MPa in gas tank.
The utility model in use, is vacuumized to switch gear room in advance so that the air pressure inside gas tank is less than
0.02MPa；When power transmission, user on control panel by pressing key control vacuum circuit breaker operating mechanism and isolator operation
Mechanism be in "on" position, while vacuum circuit breaker operating mechanism and isolator operating mechanism control respectively vacuum circuit breaker and
Disconnecting switch is in "on" position；When needing power-off, user on control panel by pressing key control vacuum circuit breaker operating
Mechanism and isolator operating mechanism are in gate-dividing state, while vacuum circuit breaker operating mechanism and isolator operating mechanism point
Not Kong Zhi vacuum circuit breaker and disconnecting switch be in gate-dividing state；When failure needs power-off, vacuum circuit breaker is from dynamic circuit breaker
Open and protect electrical equipment against damage；In product running, occur major loop short circuit inside gas tank, produce big calorimetric
Gas expansion in amount, gas tank, when pressure increases above 0.06MPa, the relief valve in pressure releasing chamber automatically opens up pressure release.
The utility model is assembled with grasping due to vacuum circuit breaker and disconnecting switch are sealed to gas tank by sealing flange
Make mechanism connection, to ensure the air-tightness of product static seal and dynamic sealing.One time part is enclosed in gas tank, it is not necessary to consider ash
The factors such as dirt, condensation influence field strength, completely not by external environment influence, are adapted to various dislike and omit environment；Use long-life arc-chutes
Cut-off, be truly realized product non-maintaining.
The utility model further assembles gas tank, circuit breaker operation mechanism, Three-Position Switch Operate Institutions, bottom
Framework is respectively a standalone module, is each connected with cabinet hull shape into an independent modular switchgear entirety, in production
When product need the connection of multiple units, only each independent unit need to be carried out installing connection and can completed by connecting bus.
The utility model further makes vacuum circuit breaker not use epoxy resin sealing mode completely, and major loop is in gas tank
Dielectric be open type, the overall use without any greenhouse gases, the usage amount of epoxy resin is also few, so belonging to
Real environmentally friendly machine.
Brief description of the drawings
A kind of front view for gas-insulated switchgear that Fig. 1 provides for the utility model；
A kind of left view for gas-insulated switchgear that Fig. 2 provides for the utility model；
A kind of rearview for gas-insulated switchgear that Fig. 3 provides for the utility model；
A kind of gas-insulated switchgear series connection schematic diagram that Fig. 4 provides for the utility model.
Reference：
1st, cabinet；11st, cabinet door；12nd, back shroud；13rd, left plate；14th, right plate；15th, control panel；2nd, low-pressure chamber；21、
Air gauge；3rd, switch gear room；31st, gas tank；32nd, bus is expanded in side；33rd, vacuum circuit breaker；34th, disconnecting switch；35th, copper rod is connected；36、
Support bar；4th, operating mechanism room；41st, vacuum circuit breaker operating mechanism；42nd, isolator operating mechanism；5th, cable vault；6th, pressure release
Room；61st, relief valve；7th, sealing flange；8th, weldering nail.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Embodiment 1
As Figure 1-4, the utility model provides a kind of gas-insulated switchgear, including cabinet 1, is arranged on cabinet 1
The cabinet door 11 of front end, is arranged on the back shroud 12 of the rear end of cabinet 1, be arranged on the left plate 13 and right plate 14 of the both sides of cabinet 1 with
And the control panel 15 in cabinet door 1 is arranged on, low-pressure chamber 2, switch gear room 3, operating mechanism room 4, cable vault are provided with inside cabinet 1
5 and pressure releasing chamber 6.
Switch gear room 3 is fixedly connected with back shroud 12, including closed gas tank 31, is set successively from top to bottom inside gas tank 31
There is side to expand bus 32, vacuum circuit breaker 33 and disconnecting switch 34, vacuum circuit breaker 33 and disconnecting switch 34 are respectively arranged below with branch
Strut 36, support bar 36 is fixedly connected by welding nail 8 with gas tank 31；Electrical connection module, i.e. electric wire are provided with the lower end of gas tank 31
And its connection copper rod 35 for being used to protect electric wire in outside, connection copper rod 35 one end is arranged at the lower end of gas tank 31, the other end and electricity
Cable room 5 is connected.
Operating mechanism room 4 is arranged between switch gear room 3 and cabinet door 11, including the vacuum circuit breaker set gradually from top to bottom
Operating mechanism 41 and isolator operating mechanism 42, are respectively used to vacuum circuit breaker 33 and disconnecting switch 34 in controlling switch room 3
Operation；Vacuum circuit breaker 33 is connected with vacuum circuit breaker operating mechanism 41 by sealing flange 7；Disconnecting switch 34 is with keeping apart
Operating mechanism 42 is closed to connect by sealing flange 7.
Low-pressure chamber 2 is arranged on the top of operating mechanism room 4 and communicated with operating mechanism room 4, the low-voltage component on low-pressure chamber 2
Run wires to operating mechanism room 4, by the position for gathering vacuum circuit breaker operating mechanism 41 and isolator operating mechanism 42
The appliance component action of confidence number, control vacuum circuit breaker operating mechanism 41 and isolator operating mechanism 42, so as to reach
The purpose for controlling vacuum circuit breaker operating mechanism 41 and isolator operating mechanism 42 to act；Air gauge is provided with low-pressure chamber 2
21, for the air pressure inside read switch room 3.
Cable vault 5 is arranged on the lower section of operating mechanism room 4, for placing cable.
Pressure releasing chamber 6 is arranged on below switch gear room, and inside is provided with relief valve 61, when pressure is more than 0.06MPa in gas tank 31,
Relief valve 61 automatically opens up pressure release.
The utility model in use, is vacuumized to switch gear room 3 in advance so that the air pressure inside gas tank 31 is small
In 0.02MPa；When power transmission, user by control panel 15 by key control vacuum circuit breaker operating mechanism 41 and keeping apart
Close operating mechanism 42 and be in "on" position, while vacuum circuit breaker operating mechanism 41 and isolator operating mechanism 42 are controlled respectively
Vacuum circuit breaker 33 and disconnecting switch 34 are in "on" position；When needing power-off, user passes through the button on control panel 15
Vacuum circuit breaker operating mechanism 41 and isolator operating mechanism 42 is controlled to be in gate-dividing state, while vacuum circuit breaker operating machine
Structure 41 and isolator operating mechanism 42 control vacuum circuit breaker 33 and disconnecting switch 34 to be in gate-dividing state respectively；When appearance event
When barrier needs power-off, vacuum circuit breaker 33 disconnects automatically protects electrical equipment against damage；In product running, work as gas tank
Occur major loop short circuit inside 31, produce the gas expansion in amount of heat, gas tank 31, when pressure increases above 0.06MPa, let out
Relief valve 61 in pressure chamber 6 automatically opens up pressure release.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (9)
1. a kind of gas-insulated switchgear, including cabinet (1), are arranged on the cabinet door (11) of the cabinet (1) front end, are arranged on
The back shroud (12) of cabinet (1) rear end, be arranged on the cabinet (1) both sides left plate (13) and right plate (14) and
It is arranged on the control panel (15) in the cabinet door, it is characterised in that：Provided with low-pressure chamber (2), switch inside the cabinet (1)
Room (3), operating mechanism room (4), cable vault (5) and pressure releasing chamber (6), the switch gear room (3) and the fixed company of the back shroud (12)
Connect, the operating mechanism room (4) is arranged between the switch gear room (3) and the cabinet door (11), the low-pressure chamber (2) is arranged on
Communicate above the operating mechanism room (4) and with the operating mechanism room (4), the cable vault (5) is arranged on the operation machine
Below structure room (4), the pressure releasing chamber (6) is arranged on below the switch gear room (3)；The switch gear room (3) includes closed gas tank
(31), it is sequentially provided with side from top to bottom inside the gas tank (31) and expands bus (32), vacuum circuit breaker (33) and disconnecting switch
(34), it is connected with electrical connection module between the switch gear room (3) and cable vault (5).
2. a kind of gas-insulated switchgear according to claim 1, it is characterised in that：The operating mechanism room (4) from
Vacuum circuit breaker operating mechanism (41) and isolator operating mechanism (42) are up to sequentially provided with down.
3. a kind of gas-insulated switchgear according to claim 2, it is characterised in that：The electrical connection module is electric wire
And its connection copper rod (35) for being used to protect electric wire in outside, it is described to connect the lower end that copper rod (35) is arranged at gas tank (31), institute
The other end for stating connection copper rod (35) is connected with the cable vault (5).
4. a kind of gas-insulated switchgear according to claim 3, it is characterised in that：The vacuum circuit breaker (33) with
The vacuum circuit breaker operating mechanism (41) is connected by sealing flange (7)；The disconnecting switch (34) and the disconnecting switch
Operating mechanism (42) is connected by sealing flange (7).
5. a kind of gas-insulated switchgear according to claim 4, it is characterised in that：In the vacuum circuit breaker (33)
Support bar (36) is respectively arranged below with the disconnecting switch (34), the support bar (36) is by welding nail (8) and the gas tank
(31) it is fixedly connected.
6. a kind of gas-insulated switchgear according to claim 5, it is characterised in that：The material of the gas tank (31) is
Stainless steel.
7. a kind of gas-insulated switchgear according to claim 6, it is characterised in that：The internal gas of the gas tank (31)
Pressure is less than 0.02MPa, and the water content of air is less than 30ppm.
8. a kind of gas-insulated switchgear according to claim 7, it is characterised in that：Set in the low-pressure chamber (2)
There is air gauge (21), the air pressure internal for reading the switch gear room (3).
9. a kind of gas-insulated switchgear according to claim 8, it is characterised in that：Set in the pressure releasing chamber (6)
There is relief valve (61), for the pressure release when the gas tank (31) interior air pressure is more than 0.06MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720192513.6U CN206595617U (en) | 2017-03-01 | 2017-03-01 | A kind of gas-insulated switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720192513.6U CN206595617U (en) | 2017-03-01 | 2017-03-01 | A kind of gas-insulated switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206595617U true CN206595617U (en) | 2017-10-27 |
Family
ID=60126796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720192513.6U Expired - Fee Related CN206595617U (en) | 2017-03-01 | 2017-03-01 | A kind of gas-insulated switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206595617U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109346975A (en) * | 2018-11-02 | 2019-02-15 | 泰豪科技(深圳)电力技术有限公司 | One or two fusion gas-filling cabinets |
| CN113196603A (en) * | 2018-12-19 | 2021-07-30 | Abb瑞士股份有限公司 | Three-phase switching or control mechanisms |
-
2017
- 2017-03-01 CN CN201720192513.6U patent/CN206595617U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109346975A (en) * | 2018-11-02 | 2019-02-15 | 泰豪科技(深圳)电力技术有限公司 | One or two fusion gas-filling cabinets |
| CN113196603A (en) * | 2018-12-19 | 2021-07-30 | Abb瑞士股份有限公司 | Three-phase switching or control mechanisms |
| US11670919B2 (en) | 2018-12-19 | 2023-06-06 | Abb Schweiz Ag | Three phase switchgear or control gear |
| CN113196603B (en) * | 2018-12-19 | 2024-02-13 | Abb瑞士股份有限公司 | Three-phase switching or control mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 |