CN104299839B - A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column - Google Patents
A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column Download PDFInfo
- Publication number
- CN104299839B CN104299839B CN201410554061.2A CN201410554061A CN104299839B CN 104299839 B CN104299839 B CN 104299839B CN 201410554061 A CN201410554061 A CN 201410554061A CN 104299839 B CN104299839 B CN 104299839B
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- CN
- China
- Prior art keywords
- wire outlet
- circuit breaker
- flexible coupling
- outlet seat
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
- H01H2033/6648—Contacts containing flexible parts, e.g. to improve contact pressure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
- H01H2033/6667—Details concerning lever type driving rod arrangements
Landscapes
- Gas-Insulated Switchgears (AREA)
Abstract
The present invention relates to a kind of high-voltage alternating-current vacuum circuit breaker on outdoor column, including: insulating cylinder and casing, insulating cylinder is internally provided with vacuum interrupter, the quiet end of vacuum interrupter is provided with wire outlet seat, together with the quiet end of vacuum interrupter is removably attachable to described upper wire outlet seat, the moved end of vacuum interrupter is provided with conductive clamp and copper bar, being coated on described conductive clamp of the back-off that is flexible coupling of U-shaped structure, the described copper bar of fixing connection bottom the described U-shaped that is flexible coupling, the described dual-side that is flexible coupling is fixedly connected with described conductive clamp, the described dual-side that is flexible coupling is provided with the arcuate structure of bending.Use integration large distance insulating cylinder, be adaptable to high altitude localities；Major loop structure is one pole stand-alone configuration, has stronger anti-pollution and environment capacity；Structure of copper bar can adapt to the requirement of big load with the connected mode being flexible coupling；Upper wire outlet seat is bolted on vacuum interrupter, and this kind of structure can facilitate the upper wire outlet seat of dismounting and change different size.
Description
Technical field
The invention belongs to the technical field of high-tension switch gear, specifically a kind of high-voltage alternating-current vacuum circuit breaker on outdoor column, it is adaptable in the circuit of the big electric current of 10kV power system 1600A.
Background technology
Along with social economy and the high speed development of science and technology, urban and rural power grids propose the highest requirement to the electric energy of high-quality, high reliability.China currently carries out construction retrofit to urban and rural power grids, and sharply increase along with the power load of China big and medium-sized cities and the problem such as rural power grids circuit length, loss be high prominent, the 10kV side load current making some transformer stations has met or exceeded rated value, the switchgear using big electric current can improve the security reliability of operation of power networks, improves economical operation ability.
Vacuum circuit breaker, as a kind of high-tension switch gear, is the important component part of 10kV power distribution network.But the outdoor vacuum circuit breaker equipment of the domestic big load current in 10kV side being currently used for transformer station is more single and short.For meeting the demand in market, the outdoor vacuum circuit breaker producing the quality big electric current of 10kV really up to the mark, advanced technology is the problem being currently needed for solving.
Summary of the invention
The present invention is directed to the most domestic outdoor vacuum circuit breaker equipment for the big electric current of 10kV shorter, on the basis of the vacuum circuit breaker being currently used for 10kV high-tension switch gear, structure is improved, it is provided that the high-voltage alternating-current vacuum circuit breaker on outdoor column of the biggest electric current of a kind of insulating properties.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of high-voltage alternating-current vacuum circuit breaker on outdoor column, including: insulating cylinder and casing, described insulating cylinder is internally provided with vacuum interrupter, it is characterized in that, the quiet end of described vacuum interrupter is provided with wire outlet seat, together with the quiet end of described vacuum interrupter is removably attachable to described upper wire outlet seat, the moved end of described vacuum interrupter is provided with conductive clamp and copper bar, being coated on described conductive clamp of the back-off that is flexible coupling of U-shaped structure, the described copper bar of fixing connection bottom the described U-shaped that is flexible coupling, the described dual-side that is flexible coupling is fixedly connected with described conductive clamp, the described dual-side that is flexible coupling is provided with the arcuate structure of bending.
In a preferred embodiment of the present invention, it is provided with permanent-magnet manipulating mechanism in described casing, described permanent-magnet manipulating mechanism is connected with three-phase drive main shaft by bent-arm connected mode, and described three-phase drive main shaft is connected with the insulated tension pole of setting in three described insulating cylinders by winning in succession simultaneously.
In a preferred embodiment of the present invention, being additionally provided with tripping spring in described casing, the other end of described tripping spring and described three-phase drive main shaft are connected for the separating brake merit of supply vacuum chopper.
In a preferred embodiment of the present invention, be additionally provided with splitting lock cushioning pad and auxiliary switch in described casing, the plate of described auxiliary switch and described three-phase drive main shaft be connected for flexible vacuum circuit breaker point, combined floodgate secondary circuit and judge the dividing of vacuum circuit breaker, closing position.
In a preferred embodiment of the present invention, described upper wire outlet seat is bolted to connection the quiet end of described vacuum interrupter, and described upper wire outlet seat uses brass nut and brass shim spacer fastening through the perforate of described insulating cylinder top.
In a preferred embodiment of the present invention, between described upper wire outlet seat and described insulating cylinder top perforate, it is provided with O-ring seals, silicone rubber pad and brass shim spacer, improves the sealing of vacuum circuit breaker major loop structure.
In a preferred embodiment of the present invention, copper bar is connected with lower wire outlet seat and pin respectively, described lower wire outlet seat and pin are arranged on the inside of described insulating cylinder, and the other end of described lower wire outlet seat is connected with lower outlet conductive pole again, and described lower outlet conductive pole is provided with current transformer.
In a preferred embodiment of the present invention, described in be flexible coupling and be bolted on described copper bar, described in the two ends that are flexible coupling be connected with described conductive clamp by bolt.
In a preferred embodiment of the present invention, the moved end of described vacuum interrupter is additionally provided with guide post, and the described guide post other end is connected with insulated tension pole.
In a preferred embodiment of the present invention, described insulating cylinder is integrated, and uses DMC material outsourcing silicon rubber composite insulation.
The present invention solves the defect of background technology, and compared with prior art, it provides the benefit that:
(1) high-voltage alternating-current vacuum circuit breaker on outdoor column of the present invention uses integration large distance insulating cylinder, is adaptable to high altitude localities；
(2) major loop structure of the vacuum circuit breaker of the present invention is one pole stand-alone configuration, and sealing is strong, anti-condensation, has stronger anti-pollution and environment capacity；
(3) high-voltage alternating-current vacuum circuit breaker on outdoor column of the present invention uses permanent-magnet manipulating mechanism, simple in construction, and reliability is high, and mechanical life is long；
(4) structure of copper bar and the connected mode being flexible coupling can adapt to big electric current, the requirement of big load, and electric conductivity is stable；
(5) upper wire outlet seat is bolted on vacuum interrupter, and this kind of structure can facilitate the upper wire outlet seat of dismounting and change different size.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the cross sectional side view of the preferred embodiments of the present invention；
Fig. 2 is the sectional front view of the preferred embodiments of the present invention；
Fig. 3 is the lower wire outlet seat three-dimensional structure diagram of the preferred embodiments of the present invention；
Fig. 4 is the three-dimensional structure diagram within the vacuum circuit breaker of the preferred embodiments of the present invention；
In figure: 1, insulating cylinder, 2, vacuum interrupter, 3, quiet end, 4, moved end, 5, upper wire outlet seat, 6, lower wire outlet seat, 7, conductive clamp, 8, copper bar, 9, it is flexible coupling, 10, guide post, 11, insulated tension pole, 12, casing, 13, permanent-magnet manipulating mechanism, 14, three-phase drive main shaft, 15, tripping spring, 16, splitting lock cushioning pad, 17, auxiliary switch, 18, brass nut, 19, brass shim spacer, 20, O-ring seals, 21, silicone rubber pad, 22, pin, 23, lower outlet conductive pole, 24, current transformer, 25, bolt, 26, upper outlet binding post, 27, lower outlet binding post.
Detailed description of the invention
Presently in connection with drawings and Examples, the present invention is further detailed explanation, and these accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is described the most in a schematic way, and therefore it only shows the composition relevant with the present invention.
As Figure 1-4, a kind of high-voltage alternating-current vacuum circuit breaker on outdoor column, including: insulating cylinder 1 and casing 12, insulating cylinder 1 is internally provided with vacuum interrupter 2, the quiet end 3 of vacuum interrupter 2 is provided with wire outlet seat 5, it is provided with outlet binding post 26 on upper wire outlet seat 5, together with the quiet end 3 of vacuum interrupter 2 is removably attachable to upper wire outlet seat 5, the moved end 4 of vacuum interrupter 2 is provided with conductive clamp 7 and copper bar 8, being coated on conductive clamp 7 of 9 back-offs that are flexible coupling of U-shaped structure, it is flexible coupling and fixing bottom 9U font connects copper bar 8, 9 dual-sides that are flexible coupling are fixedly connected with conductive clamp 7, 9 dual-sides that are flexible coupling are provided with the arcuate structure of bending, the moved end 4 of vacuum interrupter 2 is provided with conductive clamp 7, conductive clamp 7 is provided with and is flexible coupling 9, it is flexible coupling and 9 is connected with copper bar 8 again.
Being provided with permanent-magnet manipulating mechanism 13 in casing 12, permanent-magnet manipulating mechanism 13 is connected with three-phase drive main shaft 14 by bent-arm connected mode, and three-phase drive main shaft 14 is connected with the insulated tension pole 11 of setting in three insulating cylinders 1 by winning in succession simultaneously.
Being additionally provided with tripping spring 15 in casing 12, the other end of tripping spring 15 and three-phase drive main shaft 14 are connected for the separating brake merit of supply vacuum chopper.Be additionally provided with splitting lock cushioning pad 16 and auxiliary switch 17 in casing 12, the plate of auxiliary switch 17 and three-phase drive main shaft 14 be connected for flexible vacuum circuit breaker point, combined floodgate secondary circuit and judge the dividing of vacuum circuit breaker, closing position.
Upper wire outlet seat 5 uses brass nut 18 and brass shim spacer 19 to fasten by the fixing quiet end 3 connecting vacuum interrupter 2 of bolt 25, upper wire outlet seat 5 through the perforate of insulating cylinder 1 top.It is provided with O-ring seals 20, silicone rubber pad 21 and brass shim spacer 19 between upper wire outlet seat 5 and insulating cylinder 1 top perforate, improves the sealing of vacuum circuit breaker major loop structure.
Copper bar 8 is connected with lower wire outlet seat 6 and pin 22 respectively, and lower wire outlet seat 6 and pin 22 are arranged on the inside of insulating cylinder 1, and the other end of lower wire outlet seat 6 is connected with lower outlet conductive pole 23 again, and lower outlet conductive pole 23 is provided with current transformer 24.
Being flexible coupling and 9 be fixed on copper bar 8 by bolt 25,9 two ends that are flexible coupling are connected with conductive clamp 7 by bolt 25.
The moved end 4 of vacuum interrupter 2 is additionally provided with guide post 10, and guide post 10 other end is connected with insulated tension pole 11.Insulating cylinder 1 is integrated, and uses DMC material outsourcing silicon rubber composite insulation.Lower outlet binding post 27 it is additionally provided with, with the major loop that upper outlet binding post 26 collectively forms vacuum circuit breaker on lower outlet conductive pole 23.
Desirable embodiment according to the present invention is enlightenment above, and by above-mentioned description, related personnel can carry out various change and amendment completely in the range of without departing from this invention technological thought.The content that the technical scope of this invention is not limited in description, it is necessary to determine technical scope according to right.
Claims (5)
1. a high-voltage alternating-current vacuum circuit breaker on outdoor column, including: insulating cylinder and casing, described insulating cylinder is internally provided with vacuum interrupter, it is characterized in that, the quiet end of described vacuum interrupter is provided with wire outlet seat, together with the quiet end of described vacuum interrupter is removably attachable to described upper wire outlet seat, the moved end of described vacuum interrupter is provided with conductive clamp and copper bar, being coated on described conductive clamp of the back-off that is flexible coupling of U-shaped structure, the described copper bar of fixing connection bottom the described U-shaped that is flexible coupling, the described dual-side that is flexible coupling is fixedly connected with described conductive clamp, the described dual-side that is flexible coupling is provided with the arcuate structure of bending；
Being provided with permanent-magnet manipulating mechanism in described casing, described permanent-magnet manipulating mechanism is connected with three-phase drive main shaft by bent-arm connected mode, and described three-phase drive main shaft is connected with the insulated tension pole of setting in three described insulating cylinders by winning in succession simultaneously；
Being additionally provided with tripping spring in described casing, the other end of described tripping spring and described three-phase drive main shaft are connected for the separating brake merit of supply vacuum chopper；
Be additionally provided with splitting lock cushioning pad and auxiliary switch in described casing, the plate of described auxiliary switch and described three-phase drive main shaft be connected for flexible vacuum circuit breaker point, combined floodgate secondary circuit and judge the dividing of vacuum circuit breaker, closing position；
Described upper wire outlet seat is bolted to connection the quiet end of described vacuum interrupter, and described upper wire outlet seat uses brass nut and brass shim spacer fastening through the perforate of described insulating cylinder top；
It is provided with O-ring seals, silicone rubber pad and brass shim spacer between described upper wire outlet seat and described insulating cylinder top perforate, improves the sealing of vacuum circuit breaker major loop structure.
A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column the most according to claim 1, it is characterized in that: copper bar is connected with lower wire outlet seat and pin respectively, described lower wire outlet seat and pin are arranged on the inside of described insulating cylinder, the other end of described lower wire outlet seat is connected with lower outlet conductive pole again, and described lower outlet conductive pole is provided with current transformer.
A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column the most according to claim 1, it is characterised in that be flexible coupling described in: and be bolted on described copper bar, described in the two ends that are flexible coupling be connected with described conductive clamp by bolt.
A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column the most according to claim 1, it is characterised in that: the moved end of described vacuum interrupter is additionally provided with guide post, and the described guide post other end is connected with insulated tension pole.
A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column the most according to claim 1, it is characterised in that: described insulating cylinder is integrated, and uses DMC material outsourcing silicon rubber composite insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410554061.2A CN104299839B (en) | 2014-10-20 | 2014-10-20 | A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410554061.2A CN104299839B (en) | 2014-10-20 | 2014-10-20 | A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104299839A CN104299839A (en) | 2015-01-21 |
| CN104299839B true CN104299839B (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410554061.2A Active CN104299839B (en) | 2014-10-20 | 2014-10-20 | A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108565173B (en) * | 2018-05-16 | 2023-09-22 | 王健 | Outdoor high-voltage vacuum circuit breaker on column |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2438217Y (en) * | 2000-06-29 | 2001-07-04 | 北京电研华源电力技术有限公司 | Outdoor resin type outdoor dry high voltage vacuum circuit breaker |
| GB2471864A (en) * | 2009-07-15 | 2011-01-19 | Lucy And Co Ltd W | Vacuum circuit breaker surrounded by fluid |
| CN102074409B (en) * | 2011-01-28 | 2011-09-21 | 湖北网安科技有限公司 | Sealing pole with irradiating device |
| CN202996690U (en) * | 2012-12-17 | 2013-06-12 | 常熟开关制造有限公司(原常熟开关厂） | Electric connection structure of conducting clamp and conducting rod |
| CN203573896U (en) * | 2013-07-30 | 2014-04-30 | 登高电气有限公司 | Outdoor high-voltage permanent magnet vacuum circuit breaker |
| CN203690202U (en) * | 2014-01-16 | 2014-07-02 | 鞍山北科电气有限公司 | Single-phase bypass contactor |
| CN204130434U (en) * | 2014-10-20 | 2015-01-28 | 苏州科陆东自电气有限公司 | A kind of high-voltage alternating-current vacuum circuit breaker on outdoor column |
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| CN104299839A (en) | 2015-01-21 |
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