CN104485600B - Switch cubicle - Google Patents
Switch cubicle Download PDFInfo
- Publication number
- CN104485600B CN104485600B CN201510004090.6A CN201510004090A CN104485600B CN 104485600 B CN104485600 B CN 104485600B CN 201510004090 A CN201510004090 A CN 201510004090A CN 104485600 B CN104485600 B CN 104485600B
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- CN
- China
- Prior art keywords
- switch
- gas tank
- switch cubicle
- sealing gas
- vacuum insulated
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- 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.)
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The invention provides a kind of switch cubicle, including cabinet and the vacuum insulated switch in cabinet, switch cubicle also includes：Plate is dielectrically separated from, plate is dielectrically separated from and is arranged between adjacent vacuum insulated switch or between vacuum insulated switch and the side wall of cabinet.Switch cubicle in the present invention includes being dielectrically separated from plate, this is dielectrically separated from plate and is arranged between adjacent vacuum insulated switch or between vacuum insulated switch and the side wall of cabinet, so just strengthen between the vacuum insulated switch and insulating properties between vacuum insulated switch and the side wall of cabinet, and then make the switch cubicle in the case where not being passed through SF6 gases, also good insulating properties can be kept, and then reduce the pollution to environment.
Description
Technical field
The present invention relates to connecting and disconnecting of the circuit control field, in particular to a kind of switch cubicle.
Background technology
With the economic development of society, the continuous acceleration of urbanization process proposes more requirements to distribution network construction,
Floor space, safety and environmental protection is stablized non-maintaining grade and is increasingly taken seriously, and requires that various switch cubicles are continued to bring out to adapt to this.
And its great technological break-through is mainly derived from and SF6 gas insulation technologies answering on electrical equipment was employed before more than 20 years
With.SF6 possesses the insulating properties of brilliance, and excellent cooling arc characteristic is significantly reduced electrically in the application of electrical equipment
The size of equipment, improves apparatus insulated reliability, so SF6 insulated switch cabinet is once extensively using electricity market.
But, although SF6 gas-insulated switchgears have many excellent performances, still, and SF6 gases have following lack
Fall into：First, SF6 gas are decided to be restricted greenhouse gases；Second, SF6 can be decomposed to form poisonous sulphur in arc discharge
Less fluorinated compound；3rd, it, which seals gas tank, is worked under band pressure state, and seal request is high, processing difficulties, once let out
Drain electrode easily causes accident.Thus, in High-voltage Switchgear Industry, it should try one's best and develop towards few with or without SF6 gas directions.
The content of the invention
It is a primary object of the present invention to provide a kind of ring main unit, to solve the insulation that switch cubicle of the prior art is used
The problem of gas easily pollutes environment.
To achieve these goals, the invention provides a kind of switch cubicle, including cabinet and the vacuum in cabinet
Insulated switch, switch cubicle also includes：Plate is dielectrically separated from, plate is dielectrically separated from and is arranged between adjacent vacuum insulated switch or vacuum
Between insulated switch and the side wall of cabinet.
Further, plate is dielectrically separated to be multiple, and multiple be dielectrically separated between plate forms switch accommodation chamber, each vacuum
Insulated switch is separately mounted to corresponding switch accommodation intracavitary.
Further, sealing gas tank is provided with switch cubicle, and vacuum insulated switch is arranged in sealing gas tank.
Further, it is provided with atmospheric air in sealing gas tank.
Further, switch cubicle also includes disconnecting switch, and the end of incoming cables of disconnecting switch is connected with vacuum insulated switch, isolates
The leading-out terminal of switch and the outgoing conductor of switch cubicle are connected.
Further, the first operating shaft, and the first operating shaft and disconnecting switch drive connection are installed in sealing gas tank.
Further, it is provided with sealing gas tank on fuse unit, fuse unit and outlet casing tube is set, and outlet casing tube is arranged on
Seal outside gas tank；Wherein, the leading-out terminal of disconnecting switch is connected by connecting the end of incoming cables of bus and fuse unit.
Further, connection bus includes electric conductor and the insulating barrier being wrapped on the outside of electric conductor.
Further, earthed switch, the end of incoming cables of earthed switch and the leading-out terminal of disconnecting switch are installed in sealing gas tank
Connection, the leading-out terminal of earthed switch and the ground wire of switch cubicle are connected.
Further, the second operating shaft, and the second operating shaft and earthed switch drive connection are installed in switch cubicle.
Switch cubicle in the present invention includes being dielectrically separated from plate, this be dielectrically separated from plate be arranged on adjacent vacuum insulated switch it
Between or vacuum insulated switch and the side wall of cabinet between, so just strengthen between vacuum insulated switch and vacuum insulation and open
The insulating properties between the side wall of cabinet are closed, and then make the switch cubicle in the case where not being passed through SF6 gases, can also keep good
Good insulating properties, and then reduce the pollution to environment.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the front view of the switch cubicle of the present invention；
Fig. 2 shows the internal structure schematic diagram of the switch cubicle of the present invention；
Fig. 3 shows the left view of the switch cubicle of the present invention；
Fig. 4 shows the internal structure left view of the switch cubicle of the present invention；
Fig. 5 shows the right view of the switch cubicle of the present invention；And
Fig. 6 shows the top view of the switch cubicle of the present invention.
Wherein, above-mentioned accompanying drawing is marked including the following drawings：
10th, cabinet；11st, gas tank is sealed；12nd, controller installs room；13rd, mechanism chamber；14th, cable vault；20th, vacuum insulation is opened
Close；30th, it is dielectrically separated from plate；40th, disconnecting switch；51st, the first operating shaft；52nd, the second operating shaft；60th, fuse unit；61st, lead collar
Pipe；62nd, blanking cover after bus；63rd, fuse room；70th, bus is connected；80th, earthed switch；90th, division transmission component.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The invention provides a kind of switch cubicle, Fig. 1 to Fig. 6 is refer to, the switch cubicle includes cabinet 10 and installed in cabinet
Vacuum insulated switch 20 in 10, switch cubicle also includes：Plate 30 is dielectrically separated from, being dielectrically separated from plate 30, to be arranged on adjacent vacuum exhausted
Between edge switch 20 or between vacuum insulated switch 20 and the side wall of cabinet 10.
Switch cubicle in the present invention includes being dielectrically separated from plate 30, and this, which is dielectrically separated from plate 30 and is arranged on adjacent vacuum insulation, opens
Between closing 20 or between vacuum insulated switch 20 and the side wall of cabinet 10, so just strengthen between vacuum insulated switch 20 with
And the insulating properties between vacuum insulated switch 20 and the side wall of cabinet 10, and then the switch cubicle be not passed through SF6 gases
In the case of, good insulating properties can be also kept, and then reduce the pollution to environment.
Preferably, plate 30 is dielectrically separated to be multiple, and multiple be dielectrically separated between plate 30 forms switch accommodation chamber, each is true
Empty insulated switch 20 is separately mounted to corresponding switch accommodation intracavitary.The application is switched by making to be dielectrically separated to be formed between plate 30
Accommodating chamber, can improve the insulation effect to vacuum insulated switch 20.
Preferably, sealing gas tank 11 is provided with switch cubicle, and vacuum insulated switch 20 is arranged in sealing gas tank 11.This
Vacuum insulated switch 20 is placed in the sealing gas tank 11 by application by setting sealing gas tank 11, can be effectively improved
To the insulation effect of vacuum insulated switch 20.In this application, plate 30 is dielectrically separated to be also disposed in sealing gas tank 11.
Preferably, it is provided with atmospheric air in sealing gas tank 11.The application is by insulating gas SF general in the prior art6
It is changed to atmospheric air, it is possible to reduce environmental pollution.
Preferably, switch cubicle also includes disconnecting switch 40, and the end of incoming cables of disconnecting switch 40 is connected with vacuum insulated switch 20,
The leading-out terminal of disconnecting switch 40 and the outgoing conductor of switch cubicle are connected.The application, can be relatively more square by setting disconnecting switch 40
Just the break-make of circuit is realized.
Preferably, first operating shaft 51 is installed in sealing gas tank 11, and the first operating shaft 51 drives with disconnecting switch 40
Connection.The application can more easily control the folding of disconnecting switch 40 by setting the first operating shaft 51.
Preferably, setting outlet casing tube 61 on fuse unit 60, fuse unit 60, and outlet casing tube are installed in sealing gas tank 11
61 are arranged on outside sealing gas tank 11；Wherein, the leading-out terminal of disconnecting switch 40 is by connecting the end of incoming cables of bus 70 and fuse unit 60
Connection.The application can more easily realize the connection of circuit by setting fuse unit 60.
Preferably, connection bus 70 includes electric conductor and the insulating barrier being wrapped on the outside of electric conductor.In this application, connect
Bus 70 includes insulating barrier, so, can improve the insulating properties of whole switch cubicle.
Preferably, earthed switch 80, end of incoming cables and the disconnecting switch 40 of earthed switch 80 are installed in sealing gas tank 11
Leading-out terminal is connected, and the leading-out terminal of earthed switch 80 and the ground wire of switch cubicle are connected.The application is by setting earthed switch 80 can be with
More easily realize the ground connection of the switch cubicle.
Preferably, the second operating shaft 52, and the second operating shaft 52 and the drive connection of earthed switch 80 are installed in switch cubicle.
The application can more easily be grounded the folding of switch 80 by setting the second operating shaft 52.
It is long that the purpose of the present invention aims to provide a kind of safety and environmental protection, compact conformation, dependable performance, service life, non-maintaining
Environmentally friendly combined electrical apparatus switch cubicle, to overcome deficiency of the prior art.
The environmentally friendly combined electrical apparatus switch cubicle designed by this purpose, including sealing gas tank, mechanism chamber, fuse room, cable vault
With secondary chamber (controller installation room), it is grounded wherein being provided with the on-load switch of vacuum extinction, the isolation of three stations in sealing gas tank
Switch, fuse cartridge module, insulation fixation kit (being dielectrically separated from plate) and insulation inlet-outlet line connection bus, and earthed switch is direct acting
Formula.It is characterized in sealing gas tank being atmospheric air dielectric, insulation fixation kit uses the recyclable environmentally friendly material of makrolon
Material.
Connection bus between fuse unit and switching circuitry is silicon rubber insulation bus, makes full use of the insulating properties of silicon rubber
The sealing property of energy and silicon rubber, to ensure the insulating properties of switch.The fuse unit of combined electrical apparatus switch cubicle is adopted with outlet casing tube
Use modularization socket connection.
The present invention is using air insulation and local compound material insulation, pollution-free and recoverable, environmental pollution
It is less.Using atmospheric pressure sealed gas tank, no disclosure risk is not influenceed by running environment, and dimension can be exempted to the strong adaptability of adverse circumstances
Shield, stability is higher.
This environmentally friendly combined electrical apparatus cabinet (switch cubicle) includes sealing gas tank 11, mechanism chamber 13, fuse room 63, the and of cable vault 14
Secondary chamber (controller installs room 12).Wherein, sealing gas tank 11 is arranged on the middle part of cabinet 10, and cable vault 14 is arranged on cabinet 10
Bottom, secondary chamber is arranged on cabinet top, and sealing gas tank 11 is atmospheric pressure sealed gas tank, and interior is atmospheric air.Mechanism chamber 13, electricity
Cable room 14 and secondary chamber are arranged on outside sealing gas tank 11, and mechanism chamber 13 is arranged on the front side of sealing gas tank 11.
In this application, three-phase galvanic circle is provided with sealing gas tank 11, top is vacuum extinction on-load switch (vacuum
Insulated switch 20), the division transmission component 90 of arc-chutes moving contact, middle part is three that disconnecting switch 40 and earthed switch 80 are constituted
Station isolation grounding switch, bottom is fuse unit 60.
In this application, using silicon rubber insulation bus, (connection is female between fuse unit 60 and the leading-out terminal of disconnecting switch 40
Line 70) connection, compressed and be tightly connected by blanking cover after bus 62, make full use of the insulating properties and good sealing of silicon rubber
It can ensure that insulating properties prevent outwards climbing electricity.
Three-station isolating grounding switch is made up of the disconnecting switch 40 of disconnecting link formula and the earthed switch 80 of tactile sub- Direct Action Type, directly
The earthed switch 80 of dynamic formula coordinates special material contact to realize that ground connection closes function.
The fixation kit (being dielectrically separated from plate 30) that insulate is used for firm demand switch, isolation earthing switch, and ensures that three is alternate
Dielectric strength, insulation fixation kit use makrolon material, with it is environmentally friendly, recyclable, environmental pollution is small the characteristics of.
Fuse unit 60 uses modularization socket connection with outlet casing tube 61, and standardised generic is strong, and assembling is safeguarded more square
Just.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：
The present invention using after above-mentioned technical scheme, can effectively solve using SF6 arc extinguishings and insulate to environment bring it is tight
Heavily contaminated, and the problem of epoxy resin solids insulating tape a large amount of solid waste；
The present invention based on local compound inslation, passes through vacuum extinction to there is the air of self-healing speciality as main dielectric
Combined with fuse, fill the sealing gas tank of atmospheric air come the need for meeting function, and the environmentally friendly structure of general safety can be realized
It is compact；
The present invention has safety and environmental protection, compact conformation, dependable performance, service life long, the characteristics of non-maintaining.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (7)
1. a kind of switch cubicle, including cabinet (10) and the vacuum insulated switch (20) in the cabinet (10), its feature
It is, the switch cubicle also includes：
Plate (30) is dielectrically separated from, the plate (30) that is dielectrically separated from is arranged between the adjacent vacuum insulated switch (20)；
Sealing gas tank (11) is provided with the switch cubicle, and the vacuum insulated switch (20) is arranged on the sealing gas tank
(11) in；
Disconnecting switch (40), the end of incoming cables of the disconnecting switch (40) is connected with the vacuum insulated switch (20), the isolation
The leading-out terminal of switch (40) is connected with the outgoing conductor of the switch cubicle；
It is provided with the sealing gas tank (11) on fuse unit (60), the fuse unit (60) and outlet casing tube (61) is set, and institute
State outlet casing tube (61) and be arranged on the sealing gas tank (11) outside；Wherein, the leading-out terminal of the disconnecting switch (40) passes through connection
Bus (70) is connected with the end of incoming cables of the fuse unit (60).
2. switch cubicle according to claim 1, it is characterised in that the plate (30) that is dielectrically separated from is multiple, and multiple institutes
State and be dielectrically separated from formation switch accommodation chamber between plate (30), each described vacuum insulated switch (20) is separately mounted to corresponding institute
State switch accommodation intracavitary.
3. switch cubicle according to claim 1, it is characterised in that be provided with atmospheric air in the sealing gas tank (11).
4. switch cubicle according to claim 1, it is characterised in that be provided with the first operating shaft in the sealing gas tank (11)
, and first operating shaft (51) and the disconnecting switch (40) drive connection (51).
5. switch cubicle according to claim 1, it is characterised in that the connection bus (70) includes electric conductor and is wrapped in
Insulating barrier on the outside of the electric conductor.
6. switch cubicle according to claim 1, it is characterised in that be provided with earthed switch in the sealing gas tank (11)
(80), the end of incoming cables of the earthed switch (80) is connected with the leading-out terminal of the disconnecting switch (40), the earthed switch (80)
Leading-out terminal be connected with the ground wire of the switch cubicle.
7. switch cubicle according to claim 6, it is characterised in that the second operating shaft (52) is provided with the switch cubicle,
And second operating shaft (52) and the earthed switch (80) drive connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510004090.6A CN104485600B (en) | 2015-01-05 | 2015-01-05 | Switch cubicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510004090.6A CN104485600B (en) | 2015-01-05 | 2015-01-05 | Switch cubicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104485600A CN104485600A (en) | 2015-04-01 |
| CN104485600B true CN104485600B (en) | 2017-09-01 |
Family
ID=52760121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510004090.6A Active CN104485600B (en) | 2015-01-05 | 2015-01-05 | Switch cubicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104485600B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602454B (en) * | 2016-12-15 | 2018-08-24 | 国家电网公司 | Medium voltage switchgear equipment using trifluoroiodomethane and its mixture as dielectric |
| CN106653458A (en) * | 2016-12-20 | 2017-05-10 | 北京双杰电气股份有限公司 | Three-phase isolating switch |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201263052Y (en) * | 2008-08-07 | 2009-06-24 | 珠海许继电气有限公司 | Miniaturisation SF6 insulation vacuum load switch cabinet |
| CN101854036B (en) * | 2009-03-31 | 2012-06-06 | 青岛特锐德电气股份有限公司 | Air switch cabinet |
| CN102332688A (en) * | 2010-07-14 | 2012-01-25 | 沈阳昊诚电气股份有限公司 | 24kV small-sized vacuum load switch (circuit breaker) cabinet |
| CN102110954B (en) * | 2010-12-14 | 2012-10-10 | 北京双杰电气股份有限公司 | High-capacity upper and lower isolated solid switch cabinet |
| CN202524010U (en) * | 2012-04-20 | 2012-11-07 | 杭州电器开关有限公司 | Gas insulation vacuum circuit breaker cabinet |
| CN203553030U (en) * | 2013-09-06 | 2014-04-16 | 辽宁威德利电气有限公司 | Vacuum circuit breaker and inflating cabinet |
| CN203871737U (en) * | 2014-05-29 | 2014-10-08 | 厦门兴厦控电气有限公司 | Novel inflation switch cabinet |
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2015
- 2015-01-05 CN CN201510004090.6A patent/CN104485600B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104485600A (en) | 2015-04-01 |
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