CN205489253U - A seal structure that but is used for airtight cubical switchboard of open -type gas -insulated metal - Google Patents
A seal structure that but is used for airtight cubical switchboard of open -type gas -insulated metal Download PDFInfo
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- CN205489253U CN205489253U CN201620217667.1U CN201620217667U CN205489253U CN 205489253 U CN205489253 U CN 205489253U CN 201620217667 U CN201620217667 U CN 201620217667U CN 205489253 U CN205489253 U CN 205489253U
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- gas tank
- gas
- cover plate
- sealing member
- airtight
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Abstract
The utility model provides a seal structure that but is used for airtight cubical switchboard of open -type gas -insulated metal, relates to equipment for power transmission and distribution's general spare part. Its concrete structure does: being provided with in first gas tank apron and generating line gas tank junction and having a prominent first sealing member with the groove phase matches, first sealing member is lapped with first gas tank, compress tightly the cooperation between the generating line gas tank, being provided with in second gas tank apron and circuit breaker gas tank junction and having a prominent second sealing member with the groove phase matees, compress tightly the cooperation between second sealing member and second gas tank lid, the circuit breaker gas tank, this kind of seal structure makes the face contact transformation between the sealing member be the line contact, makes sealed effect better, and the while is owing to packing nitrogen gas in the cubical switchboard, and not only the cost is reduced but also guaranteed environmental security made this airtight cubical switchboard have extensive application prospect.
Description
Technical field
This utility model relates to the general parts of equipment for power transmission and distribution, particularly to one for openable gas-insulated
The sealing structure of metal enclosed switch cubicle.
Background technology
Existing Cubicle Gas-Insulated Switchgear by the top of tri-station isolating switch bus gas tank and after
Portion arranges openable cover plate realize with top and the rear portion of a three public chopper gas tank that disconnecting switch bus gas tank is connected
The maintenance of switching devices, fills SF6 gas in existing switchgear, its gas is relatively costly, owing to gas enlivens, existing
Air-proof condition under easily leak, easily pollute environment, also limit the application of openable switchgear, such as Publication No. simultaneously
The patent application of " 201310257529.7 " entitled " a kind of sealed switch cabinet ", it fills out the fluid sealant of envelope in front shrouding surrounding
Bar, along with the frequent opening and closing movement of front shrouding, the sealing property of switch cubicle will be lowered.
Summary of the invention
The deficiency existed for prior art, the utility model proposes a kind of airtight for openable gas-insulated metal
The sealing structure of switch cubicle, its simple in construction, reasonable in design, it is simple to install and use.
This utility model be the technical scheme is that a kind of for the airtight switch cubicle of openable gas-insulated metal
Seal structure, including being internally provided with horizontal bus and the bus gas tank of disconnecting switch and the inside that is connected with bus gas tank sets
It is equipped with the chopper gas tank of vacuum circuit breaker, has the first gas tank cover plate in the openable connection in the top of bus gas tank, in open circuit
The openable connection in side the second gas tank cover plate of device gas tank, is characterized in that, described the first gas tank cover plate, the second gas tank
Be provided with groove on cover plate, be provided with in the first gas tank cover plate and bus gas tank junction with groove match with projection
The first sealing member, compression fit between the first sealing member and the first gas tank cover plate, bus gas tank；At the second gas tank cover plate with disconnected
Device gas tank junction, road is provided with bossed second sealing member, the second sealing member and the second gas tank with the band of groove match
Compression fit between lid, chopper gas tank.
It is provided with multiple groove, between the first gas tank cover plate and chopper bus gas tank on the first described gas tank cover plate
Connect and have the bossed sealing member of multiple bands with above-mentioned groove match.
It is provided with multiple groove on the second described gas tank cover plate, is connected between chopper gas tank at the second gas tank cover plate
There is the bossed sealing member of multiple bands with above-mentioned groove match.
It is filled with nitrogen in the airtight switch cubicle of openable gas-insulated metal.
Advantage of the present utility model and providing the benefit that: this is used for the close of the airtight switch cubicle of openable gas-insulated metal
Seal structure, is provided with bossed first sealing with the band of groove match in the first gas tank cover plate and bus gas tank junction
Part, compression fit between the first sealing member and the first gas tank cover plate, bus gas tank；At the second gas tank cover plate with chopper gas tank even
The place of connecing is provided with bossed second sealing member, the second sealing member and the second gas tank lid, chopper gas with the band of groove match
Compression fit between case, this sealing structure makes the face contact transformation between sealing member be linear contact lay, makes sealing effectiveness more preferable, with
Time due in switch cubicle fill nitrogen, both reduced cost and in turn ensure that Environmental security, and made this airtight switch cubicle have extensively
Application prospect.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
The accompanying drawing used required in is briefly described, it should be apparent that, the accompanying drawing in describing below is the most of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, also can be according to these
Accompanying drawing obtains other accompanying drawing.
Fig. 1 is that in this utility model embodiment, sealing structure for the airtight switch cubicle of openable gas-insulated metal is shown
It is intended to；
Fig. 2 is that the sealing structure in this utility model embodiment is installed on the airtight switch cubicle of openable gas-insulated metal
Schematic diagram；
Fig. 3 is this utility model embodiment median generatrix gas tank and the first gas tank cover plate connection diagram；
In figure, sequence number is described as follows: 1 bus gas tank, 2 first gas tank cover plates, 3 horizontal bus, 4 disconnecting switch, 5 choppers
Gas tank, 6 vacuum circuit breakers, 7 second gas tank cover plates, 8 grooves, 9 projections, 10 sealing members.
Detailed description of the invention
Below in conjunction with the accompanying drawings 1～3 and detailed description of the invention this utility model is elaborated, below describe be only used as
Demonstration and explanation, do not make any pro forma restriction to this utility model.
The sealing structure for the airtight switch cubicle of openable gas-insulated metal of the present embodiment, including being internally provided with
Horizontal bus 3 and the bus gas tank 1 of disconnecting switch 4 and be connected with bus gas tank 1 be internally provided with the disconnected of vacuum circuit breaker 6
Road device gas tank 5, has the first gas tank cover plate 2 in the openable connection in the top of bus gas tank, can open in the side of chopper gas tank 5
Connection the second gas tank cover plate 7 opened, wherein, first gas tank cover plate the 2, second gas tank cover plate 7 is provided with groove, at the first gas
Cover plate 2 and bus gas tank 1 junction are provided with the first sealing member 10 with projection 9 matched with groove 8, sealing member 10
And compression fit between the first gas tank cover plate 2, bus gas tank 1.Arrange with chopper gas tank 5 junction at the second gas tank cover plate 7
There are the second sealing member 10 with projection 9 matched with groove 8, the second sealing member 10 and the second gas tank cover plate 7, chopper gas
Compression fit between case 5.
On the first gas tank cover plate 2 in the present embodiment and the second gas tank cover plate 7, multiple groove 8, sealing member 10 all can be set
Quantity identical with groove 8, it is ensured that sealing member 10 mates with groove 8.
The present embodiment is full of in the airtight switch cubicle of openable gas-insulated metal nitrogen, owing to nitrogen is than SF6 gas
Body is more stable, is difficult to reveal, and nitrogen is with low cost, reduce again cost, make unlatching while ensureing Environmental security
The airtight switch cubicle of formula gas-insulated metal obtains and is more widely applied prospect.
Although the foregoing describing detailed description of the invention of the present utility model, but the those skilled in the art in this area should
Working as understanding, these are merely illustrative of, and these embodiments can be made various changes or modifications, new without departing from this practicality
The principle of type and essence.Scope of the present utility model is only limited by the claims that follow.
Claims (4)
1. for a sealing structure for the airtight switch cubicle of openable gas-insulated metal, including being internally provided with horizontal bus
With the bus gas tank of disconnecting switch and the chopper gas tank being internally provided with vacuum circuit breaker that is connected with bus gas tank, mother
The openable connection in top of line gas tank has the first gas tank cover plate, at the openable connection in the side of chopper gas tank the second gas tank
Cover plate, it is characterised in that be provided with groove, at the first gas tank cover plate on described the first gas tank cover plate, the second gas tank cover plate
Bus gas tank junction is provided with bossed first sealing member, the first sealing member and the first gas tank with the band of groove match
Compression fit between cover plate, bus gas tank；It is provided with and groove match in the second gas tank cover plate and chopper gas tank junction
Bossed second sealing member of band, compression fit between the second sealing member and the second gas tank lid, chopper gas tank.
2. the sealing structure for the airtight switch cubicle of openable gas-insulated metal as claimed in claim 1, its feature exists
In, the first described gas tank cover plate is provided with multiple groove, is connected between the first gas tank cover plate with chopper bus gas tank
There is the bossed sealing member of multiple bands with above-mentioned groove match.
3. the sealing structure for the airtight switch cubicle of openable gas-insulated metal as claimed in claim 1, its feature exists
In, the second described gas tank cover plate is provided with multiple groove, be connected between the second gas tank cover plate and chopper gas tank have with
The bossed sealing member of multiple bands of above-mentioned groove match.
4. the sealing structure for the airtight switch cubicle of openable gas-insulated metal as claimed in claim 1, its feature exists
In, in the airtight switch cubicle of openable gas-insulated metal, it is filled with nitrogen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620217667.1U CN205489253U (en) | 2016-03-22 | 2016-03-22 | A seal structure that but is used for airtight cubical switchboard of open -type gas -insulated metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620217667.1U CN205489253U (en) | 2016-03-22 | 2016-03-22 | A seal structure that but is used for airtight cubical switchboard of open -type gas -insulated metal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205489253U true CN205489253U (en) | 2016-08-17 |
Family
ID=56655138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620217667.1U Active CN205489253U (en) | 2016-03-22 | 2016-03-22 | A seal structure that but is used for airtight cubical switchboard of open -type gas -insulated metal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205489253U (en) |
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2016
- 2016-03-22 CN CN201620217667.1U patent/CN205489253U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |