CN204011236U - A kind of pole of vacuum circuit-breaker - Google Patents
A kind of pole of vacuum circuit-breaker Download PDFInfo
- Publication number
- CN204011236U CN204011236U CN201420363189.6U CN201420363189U CN204011236U CN 204011236 U CN204011236 U CN 204011236U CN 201420363189 U CN201420363189 U CN 201420363189U CN 204011236 U CN204011236 U CN 204011236U
- Authority
- CN
- China
- Prior art keywords
- vacuum interrupter
- pole
- copper busbar
- vacuum
- interrupter
- 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
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052802 copper Inorganic materials 0.000 claims abstract description 42
- 239000010949 copper Substances 0.000 claims abstract description 42
- 239000004593 Epoxy Substances 0.000 claims abstract description 19
- 239000012212 insulator Substances 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000005266 casting Methods 0.000 abstract description 5
- 230000003321 amplification Effects 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 2
- 230000005855 radiation Effects 0.000 abstract description 2
- 229920002379 silicone rubber Polymers 0.000 description 3
- 239000004945 silicone rubber Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses a kind of pole of vacuum circuit-breaker, comprise horizontal successively vacuum interrupter one, vacuum interrupter two and vacuum interrupter three, described three vacuum interrupters all vertically place and upper end is moved end, the lower end of described vacuum interrupter two and vacuum interrupter three is connected with copper busbar one respectively, the lower end of described vacuum interrupter one is connected with copper busbar two, institute's vacuum interrupter one is segmented in same chamber by epoxy body baffle plate with the moved end of vacuum interrupter two, the moved end of described vacuum interrupter three is segmented in independent chamber, described epoxy body baffle plate top is provided with installed surface.The utility model is easy to moulding by casting, and the pole of cast has avoided prior art problem, the problem includes: the problems such as dark line, cracking, office's amplification, undercapacity, heat radiation difficulty meet power reguirements completely.
Description
Technical field
The utility model relates to the pole in electromechanical equipment field, particularly a kind of vacuum circuit-breaker.
Background technology
Pole is a kind of electric component that the high voltage devices such as vacuum interrupter and conducting terminal are encapsulated as by APG technique with epoxy resin.This frame mode of pole, guaranteed that it is alternate, be not relatively subject to the impact of the severe environment for use such as filth, condensation, prevented that vacuum interrupter is subject to extraneous danger of clashing into, strengthened the outer creepage distance of major loop, having improved arc control device withstand voltage level, is the non-maintaining condition of having created of arc control device and circuit breaker.Pole is the major component of solid sealing type vacuum circuit breaker, and its structure directly affects the quality of cast product, affects the properties of product of vacuum circuit-breaker, thereby affects power supply reliability.
But, pole in the market, all there is the problems such as dark line, cracking, office's amplification, undercapacity, heat radiation difficulty in great majority, is difficult to meet power reguirements.
Summary of the invention
For addressing the above problem, the purpose of this utility model is to provide a kind of pole of vacuum circuit-breaker, adopts rational structure, reduces cast difficulty, and improving product performance improves product cast qualification rate.
The technical scheme that the invention for solving the technical problem adopts is:
A kind of pole of vacuum circuit-breaker, comprise horizontal successively vacuum interrupter one, vacuum interrupter two and vacuum interrupter three, described three vacuum interrupters all vertically place and upper end is moved end, the lower end of described vacuum interrupter two and vacuum interrupter three is connected with copper busbar one respectively, the lower end of described vacuum interrupter one is connected with copper busbar two, institute's vacuum interrupter one is segmented in same chamber by epoxy body baffle plate with the moved end of vacuum interrupter two, the moved end of described vacuum interrupter three is segmented in independent chamber, described epoxy body baffle plate top is provided with installed surface.
For guaranteeing vacuum interrupter contact resistance, the lower end of described arbitrary vacuum interrupter connects by screw rod with corresponding copper busbar, and described corresponding copper busbar is provided with the holding screw for fixing corresponding screw rod.
Vacuum interrupter one is moved end with the upper end of vacuum interrupter two, moved end is used for connecting insulated tension pole, can under the pulling of insulated tension pole, can move up and down, be flexible coupling and vacuum interrupter one can be connected to conducting with the moved end of vacuum interrupter two, and the position being flexible coupling is fixed, can prevent that vacuum interrupter one and vacuum interrupter two from interacting when moving.
The both sides of described vacuum interrupter one, vacuum interrupter two and vacuum interrupter three are all wrapped with the epoxy body that thickness is 12.5mm, and in addition, the thickness of the epoxy body that described pole periphery is wrapped with is all between 10mm to 15mm.Like this, both guaranteed that the insulator of whole pole shrank evenly, guaranteed again machinery and electrical strength that insulator is enough.
Described copper busbar one is horizontally disposed with, and its front end is provided with two identical protruding posts, and described two protruding posts are connected with the lower end of vacuum interrupter three with corresponding vacuum interrupter two respectively, and described copper busbar one end is provided with outlet bus end.
Described copper busbar two is for vertical up and down, the excessive type structure of bent intermediate, and its underpart is provided with main bus bar end.
The structure of copper busbar one and copper busbar two, makes the insulator profile of pole all can be implemented as oblique angle or fillet is excessive, has reduced cast difficulty.
Except installed surface can be installed screw, bulk strength and stability for after improving pole and installing are provided with support level one above the level of described copper busbar one, in the upper vertical side of described copper busbar two, are provided with support level two.
Whether charged for judging insulator, below the level of described copper busbar one, be provided with sensor sensing net, when the outlet bus end of insulator is charged, it can induce voltage, make the charged display device indicator light external with it light, to indicate insulator electrification.
Described vacuum interrupter one, vacuum interrupter two and vacuum interrupter three are followed successively by circuit breaker, isolating switch, earthed switch vacuum interrupter.
The beneficial effects of the utility model are:
1, between circuit breaker, isolating switch, three vacuum interrupters of earthed switch, completely independent between line conductor and vacuum interrupter, the impact of having avoided epoxy casting mutually to shrink, improve casting quality and the rate of finished products of insulator, improved radiating condition;
2, pole of the present utility model, vacuum interrupter and bonding conductor thereof can adopt cylindrical cast, and epoxy casting shrinkage direction is for radially, makes epoxy resin and by pour mass, is combined closelyr, and with reinforced insulation intensity, minimizing office puts;
3, the thickness of epoxy body all keeps 12.5mm left and right, has both guaranteed that whole insulator shrinks evenly, guaranteed again machinery and electrical strength that insulator is enough;
4, insulator profile adopts that gradient is excessive or fillet is excessive, reduces to pour into a mould difficulty;
5, insulator, except the installation screw of installed surface, has also increased by two and has supported installation position in bottom, improves bulk strength and stability after switch pole is installed;
6, be provided with the fixed position being flexible coupling between isolating switch and circuit breaker, effectively prevent switching manipulation impact each other.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the utility model is described in further detail.
Fig. 1 is the structural representation of pole described in the utility model;
Fig. 2 is the connection diagram of the utility model screw rod and copper busbar;
Fig. 3 is that the utility model vacuum interrupter, copper busbar are by the connection diagram of screw rod;
Fig. 4 arranges the structural representation after insulated tension pole in the utility model pole;
Fig. 5 is the structural representation of the utility model copper busbar one.
Embodiment
Shown in Fig. 1, the utility model provides a kind of pole of vacuum circuit-breaker, comprise horizontal successively vacuum interrupter 1, vacuum interrupter 22 and vacuum interrupter 33, described three vacuum interrupters all vertically place and upper end is moved end, the lower end of described vacuum interrupter 22 and vacuum interrupter 33 is connected with copper busbar 1 respectively, the lower end of described vacuum interrupter 1 is connected with copper busbar 25, institute's vacuum interrupter 1 is segmented in same chamber by epoxy body baffle plate 6 with the moved end of vacuum interrupter 22, the moved end of described vacuum interrupter 33 is segmented in independent chamber, described epoxy body baffle plate 6 tops are provided with installed surface 16.
Described vacuum interrupter 1, vacuum interrupter 22 and vacuum interrupter 33 are followed successively by circuit breaker, isolating switch, earthed switch vacuum interrupter.
The utility model is provided with three arc control device, can meet the different demands of the equipment such as electric power terminal, has improved pragmatize application level.
For guaranteeing vacuum interrupter contact resistance, the lower end of described arbitrary vacuum interrupter connects by screw rod 7 with corresponding copper busbar, and described corresponding copper busbar is provided with the holding screw 8 for fixing corresponding screw rod 7.Specifically with reference to shown in Fig. 2.
In order to guarantee realization of the present utility model, pole of the present utility model, before cast, is first tightly screwed into screw rod 7 in the middle of corresponding copper busbar; Afterwards, adjust the height of screw rod 7, when it highly meets application, with holding screw 8, screw rod 7 is locked; Afterwards, corresponding vacuum interrupter outsourcing silicone rubber sleeve (when bag silicone rubber sleeve can make to pour into a mould, vacuum bubbles is combined tightr with epoxy); Afterwards, the vacuum interrupter of wrapping silicone rubber sleeve is screwed into corresponding screw rod 7, vacuum interrupter is connected with reference to shown in Fig. 3 with the concrete of copper busbar; Finally, carrying out moulding by casting in the threading moulds such as all elements, inserts.
Vacuum interrupter 1 is moved end with the upper end of vacuum interrupter 22, shown in Fig. 4, moved end is used for connecting insulated tension pole, can under the pulling of insulated tension pole, can move up and down, be flexible coupling and vacuum interrupter 1 can be connected to conducting with the moved end of vacuum interrupter 22, therefore, the moved end of vacuum interrupter 1 and vacuum interrupter 22 is when motion, may interact, for fear of this impact, the utility model is fixed the position being flexible coupling, and between described vacuum interrupter 1 and the moved end of vacuum interrupter 22, is provided with the fixed position 9 that is flexible coupling.
Shown in Fig. 4, for guaranteeing that whole insulator shrinks all even insulators and has enough machinery and electrical strength, the both sides of described vacuum interrupter 1, vacuum interrupter 22 and vacuum interrupter 33 are all wrapped with the epoxy body that thickness is 12.5mm, the thickness of the epoxy body that in addition, described pole periphery is wrapped with is all between 10mm to 15mm.
Insulator can be installed screw except installed surface 16, is provided with support level 1 above the level of described copper busbar 1, and the upper vertical side of described copper busbar 25 is provided with support level 2 14, to improve bulk strength and the stability after pole is installed.
The utility model is in order to reduce to pour into a mould difficulty, shown in Fig. 4, the insulator profile of pole is all designed to oblique angle or the excessive structure of fillet, in order to realize this structure, shown in Fig. 5, described copper busbar 1 is horizontally disposed with, and its front end is provided with two identical protruding posts 10, described two protruding posts 10 are connected with the lower end of vacuum interrupter 33 with corresponding vacuum interrupter 22 respectively, and described copper busbar one 4 ends are provided with outlet bus end 11.It is vertical up and down that described copper busbar 25 is designed to, the excessive type structure of bent intermediate, and its underpart is provided with main bus bar end 12.During the utility model design, shown in Fig. 4, wherein, oblique angle between support level 2 14 and vertical plane is 100 °, the epoxy body oblique angle of the upper vertical outside of copper busbar 25 is 51 °, the excessive fillet of bent intermediate of copper busbar 25 is R95, and the fillet lower vertical and horizontal level of copper busbar 25 is R5.The above data, just meets a kind of application of the present utility model, and the utility model is not limited to the restriction of fixed data.
Whether charged for judging insulator, below the level of described copper busbar 1, be provided with sensor sensing net 15, when the outlet bus end of insulator is charged, it can induce voltage, make the charged display device indicator light external with it light, to indicate insulator electrification.
The above, be preferred embodiment of the present utility model, and the utility model is not limited to above-mentioned execution mode, as long as it reaches technique effect of the present utility model with identical means, all should belong to protection range of the present utility model.
Claims (10)
1. the pole of a vacuum circuit-breaker, it is characterized in that, comprise horizontal successively vacuum interrupter one (1), vacuum interrupter two (2) and vacuum interrupter three (3), described three vacuum interrupters all vertically place and upper end is moved end, the lower end of described vacuum interrupter two (2) and vacuum interrupter three (3) is connected with copper busbar one (4) respectively, the lower end of described vacuum interrupter one (1) is connected with copper busbar two (5), institute's vacuum interrupter one (1) is segmented in same chamber by epoxy body baffle plate (6) with the moved end of vacuum interrupter two (2), the moved end of described vacuum interrupter three (3) is segmented in independent chamber, described epoxy body baffle plate (6) top is provided with installed surface (16).
2. pole according to claim 1, is characterized in that, the lower end of described arbitrary vacuum interrupter connects by screw rod (7) with corresponding copper busbar, and described corresponding copper busbar is provided with the holding screw (8) for fixing corresponding screw rod (7).
3. pole according to claim 1, is characterized in that, between described vacuum interrupter one (1) and the moved end of vacuum interrupter two (2), is provided with the fixed position that is flexible coupling (9).
4. pole according to claim 1, it is characterized in that, the both sides of described vacuum interrupter one (1), vacuum interrupter two (2) and vacuum interrupter three (3) are all wrapped with the epoxy body that thickness is 12.5mm, the thickness of the epoxy body that in addition, described pole periphery is wrapped with is all between 10mm to 15mm.
5. pole according to claim 1, it is characterized in that, described copper busbar one (4) is horizontally disposed with, its front end is provided with two identical protruding posts (10), described two protruding posts (10) are connected with the lower end of vacuum interrupter three (3) with corresponding vacuum interrupter two (2) respectively, and described copper busbar one (4) end is provided with outlet bus end (11).
6. pole according to claim 1, is characterized in that, described copper busbar two (5) is for vertical up and down, the excessive type structure of bent intermediate, and its underpart is provided with main bus bar end (12).
7. pole according to claim 5, is characterized in that, the level top of described copper busbar one (4) is provided with support level one (13), and the level below of described copper busbar one (4) is provided with sensor sensing net (15).
8. pole according to claim 6, is characterized in that, the upper vertical side of described copper busbar two (5) is provided with support level two (14).
9. according to the arbitrary described pole of claim 1-8, it is characterized in that, described vacuum interrupter one (1), vacuum interrupter two (2) and vacuum interrupter three (3) are followed successively by circuit breaker, isolating switch, earthed switch vacuum interrupter.
10. according to the arbitrary described pole of claim 1-8, it is characterized in that, the insulator profile of described pole is oblique angle or the excessive structure of fillet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420363189.6U CN204011236U (en) | 2014-07-01 | 2014-07-01 | A kind of pole of vacuum circuit-breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420363189.6U CN204011236U (en) | 2014-07-01 | 2014-07-01 | A kind of pole of vacuum circuit-breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204011236U true CN204011236U (en) | 2014-12-10 |
Family
ID=52051197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420363189.6U Expired - Fee Related CN204011236U (en) | 2014-07-01 | 2014-07-01 | A kind of pole of vacuum circuit-breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204011236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104124099A (en) * | 2014-07-01 | 2014-10-29 | 珠海许继电气有限公司 | Solid-sealed polar pole of vacuum breaker |
-
2014
- 2014-07-01 CN CN201420363189.6U patent/CN204011236U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104124099A (en) * | 2014-07-01 | 2014-10-29 | 珠海许继电气有限公司 | Solid-sealed polar pole of vacuum breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20200701 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |