CN207021201U - A kind of outdoor vacuum circuit breaker pole - Google Patents
A kind of outdoor vacuum circuit breaker pole Download PDFInfo
- Publication number
- CN207021201U CN207021201U CN201720853568.7U CN201720853568U CN207021201U CN 207021201 U CN207021201 U CN 207021201U CN 201720853568 U CN201720853568 U CN 201720853568U CN 207021201 U CN207021201 U CN 207021201U
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- vacuum
- current transformer
- circuit breaker
- pole
- outdoor
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
A kind of outdoor vacuum circuit breaker pole provided by the utility model, including vacuum extinction chamber unit, current transformer unit, be flexible coupling and insulated tension pole；Pull bar driving vacuum extinction chamber unit carries out breaking-closing operating, is flexible coupling and is turned on for vacuum extinction chamber unit with current transformer unit；Vacuum extinction chamber unit includes input terminal, vacuum interrupter, and the epoxy package cast in outside vacuum extinction room；Current transformer unit includes outlet terminal, current transformer, busbar, copper sheathing, and the epoxy package cast in outside current transformer；Vacuum interrupter, input terminal, outlet terminal, current transformer, busbar and copper sheathing are cast by mould with epoxy resin.The beneficial effects of the utility model are：Solve functional defect, air-tightness defect, Insulation Coordination defect and assembling, the trafficking defect of existing pole, so as to improve electric, mechanical security, the reliability of pole.
Description
Technical field
It the utility model is related to protecting electrical power system field, more particularly to a kind of outdoor vacuum circuit breaker pole.
Background technology
At present, subject matter existing for domestic outdoor high-voltage switch is as follows：
1st, functional defect：Outdoor vacuum circuit breaker separates with pole with current transformer causes primary circuit contact point to increase
Greatly, and leak cruelly in atmosphere so that electric-conductor aging, increase loop resistance influence the electric property of product.
2nd, the defects of sealing：Outdoor vacuum circuit breaker pole particularly more than 40.5kV products, due to pole unit
By the way of arc-chutes, current transformer, electric-conductor are assembled in inside porcelain vase, parts package assembly can not reach complete
Air-tightness, the moisture of entrance can impact to pole interior insulation performance, and make conductive pieces surface oxidation electric conductivity
Reduce.
3rd, the problem of Insulation Coordination：Built-in current transformer presence insulation weak link, current transformer lead division electric field,
Voltage's distribiuting is uneven, causes current transformer lead division shelf depreciation the most serious.
4th, assembling, trafficking defect：Because porcelain vase is heavier, upper and lower porcelain vase can not ensure to have good after being fixedly mounted
Sealing effectiveness, security are relatively low.And machine volume is huge, damage of product is easily caused with installation process in transit, not
It is easy to outdoor installation
Disadvantages described above significantly reduces the reliability of product, increases the appearance of failure, result in region power failure.
Utility model content
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of outdoor vacuum circuit breaker sealing pole
Post.
A kind of outdoor vacuum circuit breaker pole of the present utility model, its technical scheme are：
A kind of outdoor vacuum circuit breaker pole, including vacuum extinction chamber unit, current transformer unit, be flexible coupling
And insulated tension pole；The insulated tension pole is used to drive the vacuum extinction chamber unit to carry out breaking-closing operating, the use that is flexible coupling
In the vacuum extinction chamber unit is turned on the current transformer unit；It is characterized in that：
The vacuum extinction chamber unit includes input terminal, vacuum interrupter, and the ring cast in outside vacuum extinction room
Oxygen resin enclosure；The vacuum interrupter and input terminal are cast by mould with epoxy resin；
The current transformer unit includes outlet terminal, current transformer, busbar, copper sheathing, and casts in electric current
Epoxy package outside transformer；The outlet terminal, current transformer, busbar and copper sheathing pass through mould epoxy resin
Casting.
A kind of outdoor vacuum circuit breaker pole provided by the utility model, can also have following attached technology special
Sign：
Wherein, the epoxy resin outside the current transformer is provided with internal die cavity, it is described be flexible coupling it is equal with insulated tension pole
In the internal die cavity.
Wherein, the input terminal is attached with the vacuum interrupter by screw thread.
Wherein, the outlet terminal and the busbar, the busbar and it is described be flexible coupling between connected by screw thread
Connect.
Wherein, the vacuum extinction chamber unit is connected with the current transformer unit by flange；The vacuum extinction
Sealing gasket and seal groove are provided between chamber unit and the current transformer unit.
Wherein, the busbar and the vacuum interrupter by it is described be flexible coupling be electrically connected.
Wherein, the insulated tension pole is connected with the vacuum interrupter, it is described be flexible coupling be arranged on the insulated tension pole with
The junction of the vacuum interrupter.
Wherein, the internal mold cavity surface is provided with helicitic texture.
Wherein, big full skirt and small full skirt, the big full skirt and small full skirt interlaced arrangement are provided with the insulated tension pole.
Wherein, the epoxy package outside the vacuum extinction room and/or the epoxy package outside the current transformer
It is equipped with big full skirt and small full skirt, the big full skirt and small full skirt interlaced arrangement.
Implementation of the present utility model includes following technique effect：
A kind of outdoor vacuum circuit breaker pole provided by the utility model is compact-sized, easy for installation, and does not allow
It is fragile.It is by the way that vacuum interrupter, busbar, copper sheathing summation current transformer are poured by mould with epoxy resin
Casting, solve functional defect, air-tightness defect, Insulation Coordination defect and assembling, the trafficking defect of existing pole, so as to
Improve electric, mechanical security, the reliability of pole.
Brief description of the drawings
Fig. 1 is a kind of stereogram of outdoor vacuum circuit breaker pole of the present utility model.
Fig. 2 is a kind of plan of outdoor vacuum circuit breaker pole of the present utility model.
Fig. 3 is the profile in Fig. 2 A-A faces.
Embodiment
The utility model is described in detail below in conjunction with embodiment and accompanying drawing, it should be pointed out that described
Embodiment be intended merely to facilitate to understanding of the present utility model, and do not play any restriction effect to it.
Referring to a kind of outdoor vacuum circuit breaker pole that shown in Fig. 1-2, the present embodiment provides, including vacuum extinction
Chamber unit 1, current transformer unit 2, be flexible coupling 3 and insulated tension pole 4；The insulated tension pole 4 is used to drive the vacuum extinction
Chamber unit 1 carries out breaking-closing operating, it is described be flexible coupling 3 be used for the vacuum extinction chamber unit 1 and the current transformer list
Member 2 turns on；
The vacuum extinction chamber unit 1 includes input terminal 11, vacuum interrupter 12, and casts in vacuum interrupter 12
Outer epoxy package 13；The vacuum interrupter 12 and input terminal 11 are cast by mould with epoxy resin；
The current transformer unit 2 includes outlet terminal 21, current transformer 22, busbar 23, copper sheathing 24, and pours
Cast the epoxy resin 25 outside current transformer 22；The outlet terminal 21, current transformer 22, busbar 23 and copper sheathing 24 are logical
Mould is crossed to be cast with epoxy resin.
A kind of outdoor vacuum circuit breaker pole that the present embodiment provides is compact-sized, easy for installation, and is not easy
Damage.It by vacuum interrupter 12, busbar 23, the summation current transformer 22 of copper sheathing 24 by passing through mould epoxy resin
Cast, solve functional defect, air-tightness defect, Insulation Coordination defect and the assembling of existing pole, transport lacks
Fall into, so as to improve electric, mechanical security, the reliability of pole.
Preferably, the epoxy resin 25 outside the current transformer 22 is provided with internal die cavity 26, described to be flexible coupling 3 and absolutely
Edge pull bar 4 is installed in the internal die cavity 26；The internal surface of die cavity 26 is provided with helicitic texture.The present embodiment passes through
Internal die cavity 26 is set on the epoxy resin outside current transformer, and will be flexible coupling 3 and insulated tension pole 4 be arranged on its inside,
To improve the safety and reliability of pole.
Preferably, the input terminal 11 is attached with the vacuum interrupter 12 by screw thread；The outlet terminal
21 and the busbar 23, the busbar 23 and it is described be flexible coupling between 3 be connected through a screw thread, it is easy to disassemble.
Preferably, the vacuum extinction chamber unit 1 is connected with the current transformer unit 2 by flange；The vacuum
Sealing gasket and seal groove are provided between arc extinguishing chamber unit and the current transformer unit.The present embodiment is by by the vacuum
Arc extinguishing chamber unit 1 is connected with the current transformer unit 2 with flange, in order to remember to dismantle to sealing, and in flange
Between seal groove and sealing gasket are set, to improve the sealing of pole.
Preferably, the busbar 23 and the vacuum interrupter 11 by it is described be flexible coupling 3 be electrically connected；It is described exhausted
Edge pull bar 4 is connected with the vacuum interrupter 12, it is described be flexible coupling 3 be arranged on the insulated tension pole 4 and the vacuum interrupter
12 junction.
Preferably, the insulated tension pole 4, the epoxy package 13 outside the vacuum extinction room and the current transformer
Outer epoxy package 25 is equipped with big full skirt and small full skirt, the big full skirt and small full skirt interlaced arrangement.
Finally it should be noted that above example is only illustrating the technical solution of the utility model, rather than to this reality
With the limitation of novel protected scope, although being explained with reference to preferred embodiment to the utility model, this area it is general
It is logical it will be appreciated by the skilled person that can be modified to the technical solution of the utility model or equivalent substitution, without departing from this
The spirit and scope of utility model technical scheme.
Claims (10)
1. a kind of outdoor vacuum circuit breaker pole, including vacuum extinction chamber unit, current transformer unit, be flexible coupling and
Insulated tension pole；The insulated tension pole is used to driving the vacuum extinction chamber unit to carry out breaking-closing operating, it is described be flexible coupling be used for
The vacuum extinction chamber unit is turned on the current transformer unit；It is characterized in that：
The vacuum extinction chamber unit includes input terminal, vacuum interrupter, and the asphalt mixtures modified by epoxy resin cast in outside vacuum extinction room
Fat shell；The vacuum interrupter and input terminal are cast by mould with epoxy resin；
The current transformer unit includes outlet terminal, current transformer, busbar, copper sheathing, and casts in Current Mutual Inductance
Epoxy package outside device；The outlet terminal, current transformer, busbar and copper sheathing are poured by mould with epoxy resin
Casting.
A kind of 2. outdoor vacuum circuit breaker pole according to claim 1, it is characterised in that：The Current Mutual Inductance
Epoxy resin outside device is provided with internal die cavity, it is described be flexible coupling be installed in insulated tension pole in the internal die cavity.
A kind of 3. outdoor vacuum circuit breaker pole according to claim 1, it is characterised in that：The input terminal
It is attached with the vacuum interrupter by screw thread.
A kind of 4. outdoor vacuum circuit breaker pole according to claim 1, it is characterised in that：The outlet terminal
With the busbar, the busbar and it is described be flexible coupling between be connected through a screw thread.
A kind of 5. outdoor vacuum circuit breaker pole according to claim 2, it is characterised in that：The vacuum extinction
Chamber unit is connected with the current transformer unit by flange；The vacuum extinction chamber unit and the current transformer unit
Between be provided with sealing gasket and seal groove.
A kind of 6. outdoor vacuum circuit breaker pole according to claim 1, it is characterised in that：The busbar with
The vacuum interrupter by it is described be flexible coupling be electrically connected.
A kind of 7. outdoor vacuum circuit breaker pole according to claim 2, it is characterised in that：The insulated tension pole
Be connected with the vacuum interrupter, it is described be flexible coupling be arranged on the junction of the insulated tension pole and the vacuum interrupter.
A kind of 8. outdoor vacuum circuit breaker pole according to claim 2, it is characterised in that：The internal die cavity
Surface is provided with helicitic texture.
A kind of 9. outdoor vacuum circuit breaker pole according to claim 1, it is characterised in that：The insulated tension pole
On be provided with big full skirt and small full skirt, the big full skirt and small full skirt interlaced arrangement.
10. according to a kind of any described outdoor vacuum circuit breaker poles of claim 1-9, it is characterised in that：It is described
The epoxy package outside epoxy package and the current transformer outside vacuum extinction room is equipped with big full skirt and umbellule
Skirt, the big full skirt and small full skirt interlaced arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720853568.7U CN207021201U (en) | 2017-07-14 | 2017-07-14 | A kind of outdoor vacuum circuit breaker pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720853568.7U CN207021201U (en) | 2017-07-14 | 2017-07-14 | A kind of outdoor vacuum circuit breaker pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207021201U true CN207021201U (en) | 2018-02-16 |
Family
ID=61483964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720853568.7U Active CN207021201U (en) | 2017-07-14 | 2017-07-14 | A kind of outdoor vacuum circuit breaker pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207021201U (en) |
-
2017
- 2017-07-14 CN CN201720853568.7U patent/CN207021201U/en active Active
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