CN208861882U - A kind of vacuum interrupter extending bellows service life - Google Patents
A kind of vacuum interrupter extending bellows service life Download PDFInfo
- Publication number
- CN208861882U CN208861882U CN201821727355.0U CN201821727355U CN208861882U CN 208861882 U CN208861882 U CN 208861882U CN 201821727355 U CN201821727355 U CN 201821727355U CN 208861882 U CN208861882 U CN 208861882U
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- Prior art keywords
- cover board
- static
- bellows
- insulation crust
- service life
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Abstract
The utility model discloses a kind of vacuum interrupters for extending bellows service life, including static side cover board, moved end cover board and insulation crust, protective casing is installed on the outside of the insulation crust, one end of the insulation crust is equipped with static side cover board, the other end of insulation crust is equipped with moved end cover board, and the center of moved end cover board side is equipped with moving conductive rod, center inside the insulation crust is equipped with shielding cylinder, and the center of static side cover board side is equipped with static conductive rod, one end of the static conductive rod extends to the inside of shielding cylinder and is equipped with static contact, and the side of static contact is equipped with moving contact inside shielding cylinder.The utility model is by being equipped with static side cover board, moved end cover board and insulation crust, bellows interior central rigid layer two sides are equipped with ductile layers, convenient for increasing the fracture toughness of bellows by the elastomer of ductile layers and its inside, it follows the string after avoiding bellows long-time use, convenient for increasing the service life of bellows.
Description
Technical field
The utility model relates to vacuum interrupter technical field, specially a kind of vacuum for extending bellows service life is gone out
Arc chamber.
Background technique
With the development of society, electric system has become most essential system in people's daily life, and it is true
Empty arc-chutes are then the core components of mesohigh power switch, and the main insulating properties excellent by vacuum in managing keeps mesohigh electric
Road blow-out and can inhibit electric current rapidly after cutting off the power, avoid accident and it is unexpected occur, existing vacuum interrupter is using
When, can not shielding environment electromagnetism completely, not can guarantee insulating properties when device work, it is easier that by environment electricity when device works
Magnetic disturbance influences the use of device, and the most structural strength of existing Bellows Used in Vacuum Interrupter is bad, and toughness is bad,
It easily follows the string after long-time use and rigid, causes bellows to damage, influence the service life of device, while existing ripple
It manages that most heat-resisting effect is bad, and corrosion resistance is bad, is not easy to the use of device.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of vacuum interrupter for extending bellows service life
The problem of being proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of to extend the true of bellows service life
Empty arc-chutes, including static side cover board, moved end cover board and insulation crust are equipped with protective casing on the outside of the insulation crust, prevent
The outer application of protective case body has an electro-insulating rubber coating, and the center of insulation crust is equipped with connecting pin, and the one of the insulation crust
End is equipped with static side cover board, and the other end of insulation crust is equipped with moved end cover board, and moved end cover board is far from insulation crust side
Center is equipped with moving conductive rod, and the center inside the insulation crust is equipped with shielding cylinder, is coated with screen on the inner wall of shielding cylinder
Layer is covered, and the center of static side cover board side is equipped with static conductive rod, one end of the static conductive rod extends to the inside of shielding cylinder
And static contact being installed, and the side of static contact is equipped with moving contact inside shielding cylinder, one end of moving contact extends to screen
It covers the outside of cylinder and is fixedly connected by bellows with moved end cover board, the center of the bellows interior is equipped with rigid layer, rigidity
Layer two sides are equipped with ductile layers, and the side of ductile layers is equipped with refractory layer, and the side of refractory layer is equipped with corrosion-resistant coating.
Preferably, it is welded and fixed between the static side cover board and static conductive rod, and is welded between moved end cover board and moving conductive rod
Connect fixation.
Preferably, the inside of the shielding cylinder is set as vacuum, and shielding cylinder is pacified with the junction of static contact and moving contact
Equipped with sealing ring.
Preferably, the static contact, moving contact and insulation crust are symmetrical arranged about connecting pin.
Preferably, the inside of the ductile layers is mounted on elastomer, and bellows passes through ductile layers and elastomer
Constitute ductile structure.
Preferably, the inside of the rigid layer is uniformly equipped with reinforcing rib, and bellows passes through rigid layer and reinforcing rib structure
At rigid structure.
Compared with prior art, the utility model has the beneficial effects that the vacuum extinction of the extension bellows service life
Room is coated with insulation rubber by being provided with static side cover board, moved end cover board and insulation crust on the outer guard shell of insulation crust
Gel coating, convenient for increasing the insulating properties of device, avoiding device by external interference, central shield cylinder inside insulation crust it is interior
Shielded layer is coated on wall, convenient for passing through the shield effectiveness of shielded layer increase device, convenient for the use of device, bellows interior
Center is equipped with rigid layer, convenient for increasing the structural rigidity of bellows by rigid layer and its reinforcing rib of inside, convenient for device
It uses, rigid layer two sides are equipped with ductile layers, convenient for increasing the structure of bellows by the elastomer of ductile layers and its inside
Toughness follows the string after avoiding bellows long-time use, convenient for increasing the service life of bellows, the utility model ductile layers
Side be equipped with refractory layer, the side of refractory layer is equipped with corrosion-resistant coating, convenient for increasing ripple by refractory layer and corrosion-resistant coating
The heat resistance and corrosion resistance of pipe effectively avoid bellows heated or corrosion, convenient for increasing the service life of bellows, convenient for dress
The use set.
Detailed description of the invention
Fig. 1 is the device the schematic diagram of the section structure of the utility model；
Fig. 2 is enlarged structure schematic diagram at A in Fig. 1 of the utility model；
Fig. 3 is the bellows partial profile structure of the utility model.
In figure: 1, static side cover board；2, shielding cylinder；3, static contact；4, moving contact；5, bellows；6, moved end cover board；7, quiet to lead
Electric pole；8, insulation crust；9, connecting pin；10, shielded layer；11, moving conductive rod；12, protective casing；13, electro-insulating rubber coating；
14, refractory layer；15, ductile layers；16, rigid layer；17, corrosion-resistant coating；18, elastomer；19, reinforcing rib.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, a kind of embodiment provided by the utility model: it is a kind of extend bellows service life vacuum go out
Arc chamber, including static side cover board 1, moved end cover board 6 and insulation crust 8, the outside of insulation crust 8 are equipped with protective casing 12, protection
The outer application of shell 12 has an electro-insulating rubber coating 13, and the center of insulation crust 8 is equipped with connecting pin 9, and the one of insulation crust 8
End is equipped with static side cover board 1, and the other end of insulation crust 8 is equipped with moved end cover board 6, and moved end cover board 6 is far from insulation crust 8 one
The center of side is equipped with moving conductive rod 11, and the center inside insulation crust 8 is equipped with shielding cylinder 2, coats on the inner wall of shielding cylinder 2
There is shielded layer 10, and the center of 1 side of static side cover board is equipped with static conductive rod 7, welds between static side cover board 1 and static conductive rod 7
It is fixed, and be welded and fixed between moved end cover board 6 and moving conductive rod 11, it is connected between static side cover board 1 and static conductive rod 7 convenient for increasing
Stability, convenient for optimization apparatus structure, be convenient for device convenient for increasing the stability between moved end cover board 6 and moving conductive rod 11
Use, one end of static conductive rod 7 extends to the inside of shielding cylinder 2 and is equipped with static contact 3, and inside shielding cylinder 2
The side of static contact 3 is equipped with moving contact 4, and one end of moving contact 4 extends to the outside of shielding cylinder 2 and by bellows 5 and moved end
Cover board 6 is fixedly connected, and the inside of shielding cylinder 2 is set as vacuum, and shielding cylinder 2 and the junction of static contact 3 and moving contact 4 are respectively mounted
There is sealing ring, convenient for increasing the leakproofness between shielding cylinder 2 and static contact 3 and moving contact 4, convenient for device inside shielding cylinder 2
Carry out rapid blow-out and inhibit the work of electric current, convenient for the use of device, static contact 3, moving contact 4 and insulation crust 8 about
Connecting pin 9 is symmetrical arranged, and is contacted convenient for the movement by moving contact 4 with static contact 3 and is carried out arc extinguishing, convenient for the use of device, wave
Center inside line pipe 5 is equipped with rigid layer 16, and the inside of rigid layer 16 is uniformly equipped with reinforcing rib 19, and bellows 5 passes through just
Property layer 16 and reinforcing rib 19 constitute rigid structure, convenient for by reinforcing rib 19 increase rigid layer 16 structural strength, convenient for increase
The structural rigidity of bellows 5, convenient for the use of device, 16 two sides of rigid layer are equipped with ductile layers 15, and the inside of ductile layers 15 is equal
Elastomer 18 is installed, and bellows 5 constitutes ductile structure by ductile layers 15 and elastomer 18, convenient for fine by elasticity
Dimension 18 increases the structural elasticities of ductile layers 15, convenient for following the string after avoiding 5 long-time use of bellows, convenient for increasing bellows
5 service life, and the side of ductile layers 15 is equipped with refractory layer 14, the side of refractory layer 14 is equipped with corrosion-resistant coating 17.
Working principle: in use, device is mounted in required distribution system first, external power supply is connected, surely idling
When lotus switch and vacuum contactor close a floodgate, so that moving conductive rod 11 moves, static contact 3 and moving contact 4 are closed, and complete circuit
It connects, when vacuum switch breaking current, moving conductive rod 11 is moved, so that static contact 3 is separated with moving contact 4, so that static contact 3
Electric arc is generated between moving contact 4, until arc extinction when electric current natural zero-crossing, completes cut-offfing for circuit, device is worked
Cheng Zhong, the shielded layer 10 inside shielding cylinder 2 can effectively increase the shield effectiveness of device, and the electro-insulating rubber in 12 outside of protective casing applies
The insulating properties that layer 13 can effectively increase device, avoiding device is by external interference, while rigid layer 16 and its reinforcing rib of inside
19 can effectively increase the structural rigidity of bellows 5, and convenient for the use of device, the elastomer 18 of ductile layers 15 and its inside can have
Effect increases the fracture toughness of bellows 5, follows the string after avoiding 5 long-time use of bellows, convenient for increasing the use of bellows 5
Service life, refractory layer 14 and corrosion-resistant coating 17 can effectively increase the heat resistance and corrosion resistance of bellows 5, effectively avoid bellows 5
Heated or corrosion, convenient for increasing the service life of bellows 5, convenient for the use of device.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of vacuum interrupter for extending bellows service life, including static side cover board (1), moved end cover board (6) and insulation are outer
Shell (8), it is characterised in that: be equipped with protective casing (12) on the outside of the insulation crust (8), the outside of protective casing (12) applies
It is covered with electro-insulating rubber coating (13), and the center of insulation crust (8) is equipped with connecting pin (9), one end of the insulation crust (8)
It is equipped with static side cover board (1), the other end of insulation crust (8) is equipped with moved end cover board (6), and moved end cover board (6) is far from insulation
The center of shell (8) side is equipped with moving conductive rod (11), and the internal center of the insulation crust (8) is equipped with shielding cylinder (2),
Shielded layer (10) are coated on the inner wall of shielding cylinder (2), and the center of static side cover board (1) side is equipped with static conductive rod (7), institute
The one end for stating static conductive rod (7) extends to the inside of shielding cylinder (2) and is equipped with static contact (3), and in shielding cylinder (2)
The side of portion's static contact (3) is equipped with moving contact (4), and one end of moving contact (4) extends to the outside of shielding cylinder (2) and passes through ripple
Pipe (5) is fixedly connected with moved end cover board (6), and the internal center of the bellows (5) is equipped with rigid layer (16), rigid layer (16) two
Side is equipped with ductile layers (15), and the side of ductile layers (15) is equipped with refractory layer (14), and the side of refractory layer (14) is equipped with anti-
Corrosion layer (17).
2. a kind of vacuum interrupter for extending bellows service life according to claim 1, it is characterised in that: described quiet
It is welded and fixed between end casing (1) and static conductive rod (7), and is welded and fixed between moved end cover board (6) and moving conductive rod (11).
3. a kind of vacuum interrupter for extending bellows service life according to claim 1, it is characterised in that: the screen
The inside for covering cylinder (2) is set as vacuum, and shielding cylinder (2) and static contact (3) and the junction of moving contact (4) are mounted on sealing
Circle.
4. a kind of vacuum interrupter for extending bellows service life according to claim 1, it is characterised in that: described quiet
Contact (3), moving contact (4) and insulation crust (8) are symmetrical arranged about connecting pin (9).
5. a kind of vacuum interrupter for extending bellows service life according to claim 1, it is characterised in that: described tough
Property layer (15) inside be mounted on elastomer (18), and bellows (5) pass through ductile layers (15) and elastomer (18) structure
At ductile structure.
6. a kind of vacuum interrupter for extending bellows service life according to claim 1, it is characterised in that: described rigid
Property layer (16) inside reinforcing rib (19) are uniformly installed, and bellows (5) by rigid layer (16) and reinforcing rib (19) composition
Rigid structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821727355.0U CN208861882U (en) | 2018-10-24 | 2018-10-24 | A kind of vacuum interrupter extending bellows service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821727355.0U CN208861882U (en) | 2018-10-24 | 2018-10-24 | A kind of vacuum interrupter extending bellows service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208861882U true CN208861882U (en) | 2019-05-14 |
Family
ID=66421493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821727355.0U Expired - Fee Related CN208861882U (en) | 2018-10-24 | 2018-10-24 | A kind of vacuum interrupter extending bellows service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208861882U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363109A (en) * | 2021-05-20 | 2021-09-07 | 谭钦 | Intelligent high-voltage vacuum circuit breaker |
-
2018
- 2018-10-24 CN CN201821727355.0U patent/CN208861882U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363109A (en) * | 2021-05-20 | 2021-09-07 | 谭钦 | Intelligent high-voltage vacuum circuit breaker |
| CN113363109B (en) * | 2021-05-20 | 2023-01-20 | 广东省顺德开关厂有限公司 | Intelligent high-voltage vacuum circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325604, Liushi Town, Wenzhou City, Zhejiang province Yueqing Tang Ao Yu Village Patentee after: Anguang Electric Technology Co., Ltd Address before: 325600 Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province, Yu Ao Yu Village Patentee before: ANGUANG ELECTRIC Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20201024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |