CN206516558U - Novel vacuum interrupter - Google Patents
Novel vacuum interrupter Download PDFInfo
- Publication number
- CN206516558U CN206516558U CN201621031187.2U CN201621031187U CN206516558U CN 206516558 U CN206516558 U CN 206516558U CN 201621031187 U CN201621031187 U CN 201621031187U CN 206516558 U CN206516558 U CN 206516558U
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- CN
- China
- Prior art keywords
- vacuum interrupter
- static
- contact
- conductive rod
- moving
- 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
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses a kind of Novel vacuum interrupter, including vacuum interrupter body, the vacuum interrupter body is provided with static conductive rod, static side cover plate, insulation crust, moving conductive rod, moved end cover plate, one end of the static conductive rod is provided with static contact, one end of the moving conductive rod is provided with moving contact, moving conductive rod is provided with bellows and radome, static contact and the moving contact periphery is provided with shielding cylinder, the shielding cylinder is provided with cooling layer, the moving contact is provided with projection, the static contact is provided with the groove matched with respect to the projection on moving contact, buffer unit is provided with the groove.The beneficial effects of the utility model：The vacuum interrupter is simple in construction, easy to use, and increased buffer unit effectively avoids moving contact and static contact collides brought breakage.
Description
Technical field
The utility model is related to a kind of vacuum interrupter, especially a kind of new vacuum interrupter.
Background technology
Vacuum interrupter, is the core component of mesohigh power switch, mainly by airtight insulation crust, galvanic circle, screen
The part such as cylinder, contact, bellows and radome composition vacuum interrupter is covered, vacuum interrupter is gone out using high vacuum operational insulation
Arc medium, a kind of electron tube of the on-off function of power circuit is realized by a pair of the contacts of sealing in a vacuum.When it
Disconnect certain numerical value electric current when, dynamic/static contact in the moment of separation, current constriction to contact just separated a little on, occur electricity
Acutely increase and temperature are improved rapidly electrode resistance, until occur the evaporation of electrode metal, while high electric-field intensity is formed,
Cause extremely strong strong transmitting and gap breakdown, produce vacuum arc, produce vacuum arc can make the temperature in shielding cylinder raise from
And cause the connection between moving contact and static contact difference occur, and the rise of temperature can cause the logical of moving contact and static contact
Cut-off capacity is unstable.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of vacuum interrupter, the vacuum extinction cell structure
Simply, it is easy to use, and increased buffer unit effectively avoids moving contact and static contact collides brought breakage.
The utility model solves the technical scheme that is used of above-mentioned technical problem；
Novel vacuum interrupter, including vacuum interrupter body, the vacuum interrupter body are provided with static conductive rod, static side
Cover plate, insulation crust, moving conductive rod, moved end cover plate, one end of the static conductive rod are provided with static contact, the one of the moving conductive rod
End is provided with moving contact, and moving conductive rod is provided with bellows and radome, and static contact and the moving contact periphery is provided with shielding cylinder, described
Shielding cylinder is provided with respect to the projection on moving contact and matched provided with projection, the static contact provided with cooling layer, the moving contact
Groove, buffer unit is provided with the groove, insulation crust outer surface is set to band skirt border structure, static side cover plate, moved end lid
Plate is lined with a sealing ring between insulation crust respectively, and the sealing ring is made up of diphenyl ether phenylene silicone rubber.
The buffer unit is：Elastic component and the cushion pad being arranged on elastic component, one end of the elastic component is fixed
In bottom portion of groove, the other end is connected with the bottom surface of cushion pad, and cushion pad top surface is in contact with projection.
The elastic component be shell fragment or spring, shell fragment stress and it is static when be arch.
Set fluted on the moving conductive rod for extending vacuum interrupter, conducting ring is installed in groove, it is described to lead
Electric ring outer surface is enclosed with an insulation cortex.
The band skirt border structure of the insulation crust outer surface is groove and projection, and groove and projection are sequentially distributed, be conducive to
By extraneous factor because of sealing phenomenon not in place and breakdown.
Also include pull bar, insulated connecting piece is provided between moving conductive rod and pull bar.
Also include common mode rejection circuit, the common mode rejection circuit of setting is filtered to dc source, in common mode rejection circuit
Piezo-resistance serves the effect of Anti-surging, the peak voltage produced for absorbing during switching manipulation, improves control unit
Reliability.
Also include gear drive, and the gear protective cover covered on the gear drive.Due to the tooth
Wheel drive mechanism upper cover has the gear protective cover, and now the gear drive is wrapped in the gear protective cover, institute
Stating greasy dirt that the gear in gear drive is changed on semi-closed state, such one side gear by opening-wide state also will not be straight
Connect and throw away, it is to avoid the pollution to cabinet inside structure, on the other hand can prevent chip dust from entering drive gap and causing
The clamping stagnation of gear drive.
The beneficial effects of the utility model：The vacuum interrupter is simple in construction, easy to use, and increased buffer unit
It is effective to avoid moving contact and the brought breakage of static contact collision.
Brief description of the drawings
Further illustrate with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model；
Fig. 2 be it is of the present utility model be local 11 schematic diagrames of figure static contact and moving contact.
Embodiment
Vacuum interrupter as Figure 1-Figure 2, including vacuum interrupter body, the vacuum interrupter body is provided with quiet
Conducting rod 2, static side cover plate 4, insulation crust 10, moving conductive rod 5, moved end cover plate 7, one end of the static conductive rod 2 are provided with stationary contact
First 3, one end of the moving conductive rod 5 is provided with moving contact 4, and moving conductive rod 5 is provided with bellows 8 and radome 6, the static contact 3
Shielding cylinder 9 is provided with the periphery of moving contact 4, the shielding cylinder 9 is provided with cooling layer, and the moving contact 4 is described quiet provided with projection 14
Contact 3, which is provided with respect to the projection 14 on moving contact 4 in the groove matched, the groove, is provided with buffer unit, insulation crust 10
Outer surface is set to band skirt border structure, and static side cover plate 4, moved end cover plate 7 are lined with a sealing ring, institute between insulation crust 10 respectively
Sealing ring is stated to be made up of diphenyl ether phenylene silicone rubber.
The buffer unit is：Elastic component 13 and the cushion pad 12 being arranged on elastic component 13, the elastic component 13
One end is fixed on bottom portion of groove, and the other end is connected with the bottom surface of cushion pad 12, and the top surface of cushion pad 12 is in contact with projection 14,
The elastic component 13 is shell fragment or spring, shell fragment stress and it is static when be arch, shell fragment and spring it is main
Effect is for buffering the power that moving contact is in contact with static contact, it is to avoid the power of moving contact contact static contact breaks greatly very much moving contact
Or static contact.
Set fluted on the moving conductive rod 5 for extending vacuum interrupter, conducting ring is installed in groove, it is described to lead
Electric ring outer surface is enclosed with an insulation cortex.
The band skirt border structure of the outer surface of insulation crust 10 is groove and projection, and groove and projection are sequentially distributed, favorably
In by extraneous factor because of sealing phenomenon not in place and breakdown.
The utility model is illustrated by above-described embodiment, but it is to be understood that, above-described embodiment is
For the purpose illustrated and illustrated, and it is not intended to the utility model being limited in described scope of embodiments.In addition ability
Field technique personnel are it is understood that the utility model is not limited to above-described embodiment, according to teaching of the present utility model also
More kinds of variants and modifications can be made, these variants and modifications all fall within the utility model scope claimed with
It is interior.
Claims (10)
1. Novel vacuum interrupter, including vacuum interrupter body, the vacuum interrupter body are provided with static conductive rod, static side lid
Plate, insulation crust, moving conductive rod, moved end cover plate, one end of the static conductive rod are provided with static contact, one end of the moving conductive rod
Provided with moving contact, moving conductive rod is provided with bellows and radome, and static contact and the moving contact periphery is provided with shielding cylinder, its feature
It is, the shielding cylinder is set provided with cooling layer, the moving contact provided with projection, the static contact with respect to the projection on moving contact
Have and buffer unit is provided with the groove matched, the groove, insulation crust outer surface is set to band skirt border structure, static side lid
Plate, moved end cover plate are lined with a sealing ring between insulation crust respectively.
2. Novel vacuum interrupter according to claim 1, it is characterised in that the buffer unit is：Elastic component and
The cushion pad on elastic component is arranged on, one end of the elastic component is fixed on bottom portion of groove, the bottom surface phase of the other end and cushion pad
Connection, cushion pad top surface is in contact with projection.
3. Novel vacuum interrupter according to claim 2, it is characterised in that the elastic component is shell fragment or spring,
Shell fragment stress and it is static when be arch.
4. Novel vacuum interrupter according to claim 1, it is characterised in that described to extend the dynamic of vacuum interrupter and lead
Set fluted on electric pole, conducting ring is installed in groove.
5. Novel vacuum interrupter according to claim 4, it is characterised in that it is exhausted that the conductive ring outer surface is enclosed with one
Edge cortex.
6. Novel vacuum interrupter according to claim 1, it is characterised in that the band shirt rim of the insulation crust outer surface
Structure is groove and projection, and groove and projection are sequentially distributed.
7. Novel vacuum interrupter according to claim 1, it is characterised in that the sealing ring is diphenyl ether phenylene silicon
Rubber is made.
8. Novel vacuum interrupter according to claim 1, it is characterised in that also including pull bar, moving conductive rod and pull bar
Between be provided with insulated connecting piece.
9. Novel vacuum interrupter according to claim 1, it is characterised in that also including common mode rejection circuit, setting
Common mode rejection circuit is filtered to dc source.
10. Novel vacuum interrupter according to claim 1, it is characterised in that also including gear drive, and cover
Gear protective cover on the gear drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621031187.2U CN206516558U (en) | 2016-08-31 | 2016-08-31 | Novel vacuum interrupter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621031187.2U CN206516558U (en) | 2016-08-31 | 2016-08-31 | Novel vacuum interrupter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206516558U true CN206516558U (en) | 2017-09-22 |
Family
ID=59859961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621031187.2U Expired - Fee Related CN206516558U (en) | 2016-08-31 | 2016-08-31 | Novel vacuum interrupter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206516558U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110400712A (en) * | 2019-06-14 | 2019-11-01 | 平高集团有限公司 | A kind of arc extinguishing chamber bellows processing method |
| CN111584258A (en) * | 2019-02-19 | 2020-08-25 | 北海市深蓝科技发展有限责任公司 | Vibration reduction contact structure with damping block for inhibiting contact attraction impact force |
| CN111863507A (en) * | 2020-06-18 | 2020-10-30 | 平高集团有限公司 | Contact and fracture structure for high-speed mechanical switch |
| CN114709108A (en) * | 2022-04-25 | 2022-07-05 | 国网山东省电力公司德州供电公司 | Vacuum circuit breaker with bellows damage protect function |
-
2016
- 2016-08-31 CN CN201621031187.2U patent/CN206516558U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111584258A (en) * | 2019-02-19 | 2020-08-25 | 北海市深蓝科技发展有限责任公司 | Vibration reduction contact structure with damping block for inhibiting contact attraction impact force |
| CN110400712A (en) * | 2019-06-14 | 2019-11-01 | 平高集团有限公司 | A kind of arc extinguishing chamber bellows processing method |
| CN110400712B (en) * | 2019-06-14 | 2022-03-15 | 平高集团有限公司 | Machining method for arc extinguish chamber corrugated pipe |
| CN111863507A (en) * | 2020-06-18 | 2020-10-30 | 平高集团有限公司 | Contact and fracture structure for high-speed mechanical switch |
| CN114709108A (en) * | 2022-04-25 | 2022-07-05 | 国网山东省电力公司德州供电公司 | Vacuum circuit breaker with bellows damage protect function |
| CN114709108B (en) * | 2022-04-25 | 2023-08-11 | 国网山东省电力公司德州供电公司 | Vacuum circuit breaker with corrugated pipe damage protection function |
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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 |
Granted publication date: 20170922 Termination date: 20200831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |