CN108666923A - Environmentally friendly gas-insulated AC metal closed switch cabinet - Google Patents
Environmentally friendly gas-insulated AC metal closed switch cabinet Download PDFInfo
- Publication number
- CN108666923A CN108666923A CN201710206494.2A CN201710206494A CN108666923A CN 108666923 A CN108666923 A CN 108666923A CN 201710206494 A CN201710206494 A CN 201710206494A CN 108666923 A CN108666923 A CN 108666923A
- Authority
- CN
- China
- Prior art keywords
- room
- cabinet
- bus
- switch
- main switch
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/025—Safety arrangements, e.g. in case of excessive pressure or fire due to electrical defect
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/045—Details of casing, e.g. gas tightness
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The present invention relates to environmentally friendly gas-insulated AC metal closed switch cabinets, belong to middle pressure technical field of electric appliances, including cabinet, and cabinet includes bus-bar room, low voltage control room, main switch room, operating mechanism room, cable vault；Bus-bar room is located at the top of cabinet, and the indoor main bus-bar of busbar runs through cabinet up and down；Low voltage control room is located at the front side of bus-bar room；It is operating mechanism room below low voltage control room；It is main switch room below bus-bar room, operating mechanism room is located on front side of main switch room；It is cable vault below main switch room；Cabinet door is additionally provided on the cabinet, the cabinet door includes low voltage control room door, mechanism actuating room door and Xiamen.Environmental protection gas-insulated AC metal closed switch cabinet provided by the invention, has the metal shell that can play bearing and protective action, the failure restraint function that can be limited in arc fault when causing failure by arc short circuit inside switching device within compartment.
Description
Technical field
The present invention relates to environmentally friendly gas-insulated AC metal closed switch cabinets, belong to middle pressure technical field of electric appliances.
Background technology
With the development of China's electric utility, electric system is to power equipment high reliability, non-maintaining, miniaturization, environmental protection
Requirement be continuously improved, environmentally friendly gas-insulated switchgear is exactly to adapt to the new high-tech product of this requirement.But existing gas
The switchgear of insulated switching installation is all traditional electrical cabinet, insufficient strength, it is difficult to internal device be protected to avoid by external force
Impact, and the arc short circuit generated inside switch board is difficult to eliminate.
Invention content
To solve the above problems, the present invention provide it is a kind of can be with the switchgear of effective protection internal components, and can eliminate
The influence of arc short circuit.Specific technical solution is：
Environmentally friendly gas-insulated AC metal closed switch cabinet, the switchgear include cabinet, and the cabinet includes mother
Line room, low voltage control room, main switch room, operating mechanism room, cable vault；
The bus-bar room is located at the top of cabinet, and the indoor main bus-bar of busbar runs through cabinet up and down；
Low voltage control room is located at the front side of bus-bar room；It is operating mechanism room below low voltage control room；
It is main switch room below bus-bar room, operating mechanism room is located on front side of main switch room；The indoor main bus-bar of busbar uses
Plug-in shields expansion bus special joint and the upper outlet casing tube of main switch room connects；
It is cable vault below main switch room, main switch room upper and lower passes through upper and lower outer cone casing and bus-bar room and cable respectively
Room connects；
Cabinet door is additionally provided on the cabinet, the cabinet door includes low voltage control room door, mechanism actuating room door and Xiamen；
The low voltage control room door is located on front side of low voltage control room；
Mechanism actuating room door is located at the front side of operating mechanism room, and switch main electrical scheme simulation is provided on the door of mechanism actuating room
Board, the working condition for showing the indoor switching device of operating mechanism；Disconnecting switch observation is provided on the door of mechanism actuating room
Window and earthing switch observation window, disconnecting switch observation window and earthing switch observation window place corresponding with before main switch room are set
There is observation window, through two observation windows, the working condition for observing disconnecting switch and earthing switch in main switch room；
The Xiamen is located on front side of cable vault.
Installing is equipped with metal between the bus-bar room, low voltage control room, main switch room, operating mechanism room, cable vault
Partition board is isolated.
Cable, arrester are provided in the cable vault；The cable uses shield type separable cable connector
Hermetically sealed connection；The arrester uses the detachable arrester of shield type.Be equipped in the main switch room disconnecting switch,
Vacuum circuit breaker, earthing switch, main switch room are stainless steel plate seal case, and box house is filled with environmentally friendly gas；Main switch room
It is additionally provided with pressure relief valve.
Include multiple function cells in the operating mechanism room, it is mutually isolated by metal partion (metp) between function cell,
The small interior of function is respectively arranged with spring actuating mechanism of vacuum circuit-breaker, isolating/grounding switch operating mechanism and mechanical interlocking machine
Structure.
The low voltage control chamber interior is equipped with control loop, measuring instrument, protective relay, low-tension fuse, two
Item, secondary cable.
The pressure relief valve is located at main switch room bottom, is pressure relief channels, the pressure below main switch room
Power release channel is located at the rear of cable vault, the rear side cable vault pressure relief plate of cable vault, pressure relief valve and cable vault's pressure relief plate
It is connected to respectively with pressure relief channels, arcing air pressure of releasing when for generating arcing inside cable vault and main switch room.
There is pressure relief plate below pressure relief channels, is opened by hot gas caused by internal arcing and hot particle air pressure
Pressure release passage is discharged in electric arc by pressure relief plate.
Compared with prior art the invention has the advantages that：
Environmental protection gas-insulated AC metal closed switch cabinet provided by the invention, bearing and protective action can be played by having
Metal shell, due to that with enough mechanical strength and rigidity, can ensure the stability of equipment, even if the production in the cabinet
When raw failure, will not occur the external effects such as deforming, fracture.Further, it is also possible to prevent human body close to live part or touching
Moving component, prevents influence of the extraneous factor to inner facility, and anti-locking apparatus by device outside impact.In addition, with working as
Caused by arc short circuit that arc fault can be limited in the failure restraint function within compartment when failure inside switching device.
Moreover, its is simple in structure, each functional structure is well-separated, perfect in shape and function, and manufacture and the cost safeguarded are relatively low.
Figure of description
Fig. 1 is the cross-sectional view of the present invention；
Fig. 2 is the side structure schematic view of the present invention.
Specific implementation mode
In conjunction with attached drawing, the invention will be further described.
As depicted in figs. 1 and 2, environmentally friendly gas-insulated AC metal closed switch cabinet, the switchgear include cabinet, cabinet
Body is rectangle cabinet, and usual high length and width depth size is 1700mm × 375mm × 790mm.The cabinet include bus-bar room 1,
Low voltage control room 2, main switch room 3, operating mechanism room 4, cable vault 5；The bus-bar room 1, low voltage control room 2, main switch room
3, installing is equipped with metal partion (metp) and is isolated between operating mechanism room 4, cable vault 5.
The bus-bar room 1 is located at the top of cabinet, and about 8 main bus-bar in bus-bar room 1 runs through cabinet, and main bus-bar 8 is
Tangible isolated bus, is constituted by material of copper, is cased with silicone rubber insulation layer and bonding layer thereon, in entire bus-bar room 1
It is interior that any exposed electrical body is not present.In order to keep switching device mutually isolated and the effect of short-circuit electromotive force can be born,
Installing is equipped with metal partion (metp) and casing between bus-bar room 1 and other each rooms.Main bus-bar 8 in bus-bar room 1 uses plug-in screen
Expansion bus special joint is covered to connect with the upper outlet casing tube of main switch room 3；
Low voltage control room 2 is located at the front side of bus-bar room 1；Control loop, metering are installed inside the low voltage control room 2
Instrument, protective relay, low-tension fuse, secondary component, secondary cable.
2 lower section of low voltage control room is operating mechanism room 4；Include multiple function cells, function in the operating mechanism room 4
It is mutually isolated by metal partion (metp) between cell, the small interior of function be respectively arranged with spring actuating mechanism of vacuum circuit-breaker, isolation/
Earthing switch operating mechanism and mechanical interlock mechanism.
1 lower section of bus-bar room is main switch room 3, and operating mechanism room 4 is located at 3 front side of main switch room；
The lower section of main switch room 3 is cable vault 5,3 upper and lower of main switch room respectively by upper and lower outer cone casing and bus-bar room 1 and
Cable vault 5 connects；
The main switch room 3 is main switch gas tank, interior to be equipped with disconnecting switch, vacuum circuit breaker, earthing switch, main switch
Room 3 is the non-magnetic property seal case of stainless steel plate, and box house is filled with environmentally friendly gas nitrogen；Main switch room 3 is additionally provided with pressure
Relief valve 9.
Cable 6, arrester 7 are provided in the cable vault 5；The cable 6 uses shield type separable cable
The hermetically sealed connection of connector；The arrester 7 uses the detachable arrester of shield type.The hermetically sealed connection of full-shield can be
It is used under underwater or other adverse circumstances, touch can be charged, to safety of human and livestock.
The pressure relief valve 9 is located at 3 bottom of main switch room, and 3 lower section of main switch room is pressure relief channels 11, described
Pressure relief channels 11 be located at the rear of cable vault 5, the rear side cable vault pressure relief plate 10 of cable vault 5, pressure relief valve 9 and electricity
Cable room pressure relief plate 10 is connected to pressure relief channels 11 respectively, is let out when for generating arcing inside cable vault 5 and main switch room 3
Put arcing air pressure.
There is pressure relief plate 12 in the lower section of pressure relief channels 11, passes through hot gas caused by internal arcing and hot particle air pressure
Pressure relief plate 12 is opened, pressure release passage is discharged in electric arc.
Feature operation, attended operation of switching device etc. are carried out in the positive cabinet door of the cabinet of device.
Cabinet door is additionally provided on the cabinet, the cabinet door includes low voltage control room door 13, mechanism actuating room 17 and of door
Xiamen 18；
The low voltage control room door 13 is located at 2 front side of low voltage control room；
Mechanism actuating room door 17 is located at the front side of operating mechanism room 4, and switch master is provided on mechanism actuating room door 17 and is connect
Line simulates board 15, the working condition for showing the switching device in operating mechanism room 4；Mechanism actuating room door 17 on be provided with every
It leaves and closes observation window 14 and earthing switch observation window 16, disconnecting switch observation window 14 and earthing switch observation window 16 and main switch room
Corresponding place is equipped with observation window before 3, through two observation windows, for observing disconnecting switch and ground connection in main switch room 3
The working condition of switch；
The Xiamen 18 is located at 5 front side of cable vault.
Claims (10)
1. a kind of environmental protection gas-insulated AC metal closed switch cabinet, the switchgear includes cabinet, which is characterized in that described
Cabinet include bus-bar room (1), low voltage control room (2), main switch room (3), operating mechanism room (4), cable vault (5).
Wherein, the bus-bar room (1) is located at the top of cabinet, and the main bus-bar (8) in bus-bar room (1) runs through cabinet up and down；It is low
Pressure control room (2) is located at the front side of bus-bar room (1)；It is the low voltage control described in operating mechanism room (4) below low voltage control room (2)
Room door (13) is located on front side of low voltage control room (2)；
The bus-bar room (1), low voltage control room (2), main switch room (3), operating mechanism room (4), cable vault fill between (5)
Metal partion (metp) is provided with to be isolated.
2. environmental protection gas-insulated AC metal closed switch cabinet according to claim 1, which is characterized in that
Wherein it is main switch room (3) below the bus-bar room (1), operating mechanism room (4) are located on front side of main switch room (3)；It is female
Main bus-bar (8) in line room (1) is connected using plug-in shielding expansion bus special joint and the upper outlet casing tube of main switch room (3)
It connects.
3. environmental protection gas-insulated AC metal closed switch cabinet according to claim 2, which is characterized in that
Be below the main switch room (3) cable vault (5), main switch room (3) upper and lower respectively by upper and lower outer cone casing with
Bus-bar room (1) and cable vault (5) connection.
4. environmental protection gas-insulated AC metal closed switch cabinet according to claim 1, which is characterized in that
Be additionally provided with cabinet door on the cabinet, the cabinet door include low voltage control room door (13), mechanism actuating room door (17) and
Xiamen (18).
5. environmental protection gas-insulated AC metal closed switch cabinet according to claim 4, which is characterized in that
Wherein, mechanism actuating room door (17) is located at the front side of operating mechanism room (4), is provided with out on mechanism actuating room door (17)
Close main electrical scheme simulation board (15), the working condition for showing the switching device in operating mechanism room (4)；Mechanism actuating room door
(17) disconnecting switch observation window (14) and earthing switch observation window (16) are provided on, disconnecting switch observation window (14) and ground connection are opened
It closes observation window (16) place corresponding with before main switch room (3) and is equipped with observation window, through two observation windows, for observing master
The working condition of switch gear room (3) interior disconnecting switch and earthing switch；
The Xiamen (18) is located on front side of cable vault (5).
6. environmental protection gas-insulated AC metal closed switch cabinet according to claim 1, which is characterized in that the cable
Cable (6), arrester (7) are provided in room (5)；The cable (6) is hermetically sealed using shield type separable cable connector
Connection；The arrester (7) uses the detachable arrester of shield type.Be equipped in the main switch room (3) disconnecting switch,
Vacuum circuit breaker, earthing switch, main switch room (3) are stainless steel plate seal case, and box house is filled with environmentally friendly gas；Main switch
Room (3) is additionally provided with pressure relief valve (9).
7. environmental protection gas-insulated AC metal closed switch cabinet according to claim 3, which is characterized in that the pressure
Relief valve (9) is located at main switch room (3) bottom, is pressure relief channels (11), pressure release below main switch room (3)
Channel (11) is located at the rear of cable vault (5), the rear side cable vault pressure relief plate (10) of cable vault (5), pressure relief valve (9) and electricity
Cable room pressure relief plate (10) is connected to pressure relief channels (11) respectively, for being generated inside cable vault (5) and main switch room (3)
Arcing of releasing when arcing air pressure.
8. environmental protection gas-insulated AC metal closed switch cabinet according to claim 4, which is characterized in that discharged in pressure
There is pressure relief plate (12) below channel (11), pressure relief plate is opened by hot gas caused by internal arcing and hot particle air pressure
(12), pressure release passage is discharged in electric arc.
9. environmental protection gas-insulated AC metal closed switch cabinet according to claim 1, which is characterized in that the actuating
Include multiple function cells in mechanism chamber (4), mutually isolated by metal partion (metp) between function cell, the small interior of function is set respectively
It is equipped with spring actuating mechanism of vacuum circuit-breaker, isolating/grounding switch operating mechanism and mechanical interlock mechanism.
10. environmental protection gas-insulated AC metal closed switch cabinet according to claim 1, which is characterized in that described is low
Control loop, measuring instrument, protective relay, low-tension fuse, secondary component, secondary electricity are installed inside pressure control room (2)
Cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710206494.2A CN108666923A (en) | 2017-03-27 | 2017-03-27 | Environmentally friendly gas-insulated AC metal closed switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710206494.2A CN108666923A (en) | 2017-03-27 | 2017-03-27 | Environmentally friendly gas-insulated AC metal closed switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108666923A true CN108666923A (en) | 2018-10-16 |
Family
ID=63786844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710206494.2A Pending CN108666923A (en) | 2017-03-27 | 2017-03-27 | Environmentally friendly gas-insulated AC metal closed switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108666923A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024428A (en) * | 2019-12-20 | 2020-04-17 | 三峡大学 | Dynamic response simulation test device and method for short circuit explosion shell inside switch cabinet |
| CN112653008A (en) * | 2020-12-15 | 2021-04-13 | 北京双杰电气股份有限公司 | Outdoor integral type SF6Ring main unit |
| CN113196603A (en) * | 2018-12-19 | 2021-07-30 | Abb瑞士股份有限公司 | Three-phase switching or control mechanisms |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206533076U (en) * | 2017-03-15 | 2017-09-29 | 浙宝电气(杭州)集团有限公司 | Environmentally friendly gas-insulated AC metal closed switch cabinet |
-
2017
- 2017-03-27 CN CN201710206494.2A patent/CN108666923A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206533076U (en) * | 2017-03-15 | 2017-09-29 | 浙宝电气(杭州)集团有限公司 | Environmentally friendly gas-insulated AC metal closed switch cabinet |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN111024428A (en) * | 2019-12-20 | 2020-04-17 | 三峡大学 | Dynamic response simulation test device and method for short circuit explosion shell inside switch cabinet |
| CN112653008A (en) * | 2020-12-15 | 2021-04-13 | 北京双杰电气股份有限公司 | Outdoor integral type SF6Ring main unit |
| CN112653008B (en) * | 2020-12-15 | 2023-09-22 | 北京双杰电气股份有限公司 | Outdoor integrated SF 6 Ring main unit |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181016 |