CN2640018Y - Indoor high-tension vacuum circuit breaker - Google Patents
Indoor high-tension vacuum circuit breaker Download PDFInfo
- Publication number
- CN2640018Y CN2640018Y CN 03207244 CN03207244U CN2640018Y CN 2640018 Y CN2640018 Y CN 2640018Y CN 03207244 CN03207244 CN 03207244 CN 03207244 U CN03207244 U CN 03207244U CN 2640018 Y CN2640018 Y CN 2640018Y
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- CN
- China
- Prior art keywords
- operating mechanism
- pole
- circuit breaker
- arc
- 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 - Lifetime
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- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model relates to an indoor high voltage vacuum breaker, comprising a framework, an interrupter pole rod, an insulation pull rod, an output crutch, a machine spindle and an operating apparatus; wherein, the interrupter pole rod and the operating apparatus are pre-post arranged on the framework; each pole of the breaker comprises an interrupter pole rod sealed into a whole; the interrupter pole rod comprises an epoxy resin sealed with ceramic vacuum interrupter by insulating buffer layer; the circular interrupter pole rod with a head-shaped peak and the operating apparatus are connected with the insulation pull rod and the output crutch; the inner of the case is divided into five separations arranged in vertical by four mounting panels of the separating and closing modules, among which the five parts of the operating apparatus as the energy-storage, the driving part, the closing part, trip and controlling part are arranged; the operating apparatus is a spring operating apparatus arranged in plane; the separating and closing modules are arranged separately. The utility model, within the technology distance, no matter in normal or fault conditions, has enough breaking capacity, more particularly in short-circuit.
Description
(1) technical field
The utility model relates to a kind of indoor high-voltage vacuum circuit breaker.
(2) background technology
Indoor high-voltage vacuum circuit breaker mainly belongs to the main auxiliary equipment of the widely used switch cubicle of high tension distribution system, adopts three-phase 50Hz, can make the usefulness of the control and the protection of electric installation for industrial and mining enterprises and transformer station, and be applicable to the frequent operation place.
Existing indoor high-voltage vacuum circuit breaker mainly comprises parts such as 3 independent vacuum interrupters of arranging, operating mechanism, vacuum interrupter is installed in the insulating cylinder of tubulose, the insulating cylinder of 3 band arc control device places the front portion of circuit breaker frame (or cabinet), operating mechanism is located at the rear portion of circuit breaker frame, and arc control device are connected by the output toggle arm of insulated tension pole and mechanism.The CN2293893 patent provides integrated indoor high-voltage vacuum circuit breaker, comprise insulating cylinder and cabinet, cabinet is separated into five assembly spaces by four central dividing plates, all parts of operating mechanism are arranged in the cabinet, there is protection face board the cabinet front, insulating cylinder is located on the cabinet, constitute one in front and one in back with operating mechanism, the console mode structure of three-phase packing, vacuum interrupter is arranged in the insulating cylinder of sealing, be equipped with respectively at the top of insulating cylinder and middle part, the outlet conductive seat, operating mechanism directly is connected with the moving conductive rod of vacuum interrupter, adopts permanent-magnet manipulating mechanism.35 kilovolts of high-pressure vacuum breakers of a kind of single break structure of CN2338870Y patent disclosure, it can be used on the console switch of aspects such as metallurgy, chemical industry as frequent opening and closing.It comprises compositions such as arc control device, support, support bar, conductive clip, guide post, insulated tension pole, rotating shaft, operating mechanism, oil bumper, tripping spring, man-operating mechanism, and each phase insulated tension pole is connected ceramic package vacuum interrupter of actuating by connecting lever with guide post; Connecting lever and guide post are connected on the upper bracket.The CN2543194Y patent provides a kind of vacuum circuit-breaker, and it comprises vacuum interrupter, insulator, operating mechanism, outlet seat, and two parts up and down of insulator pour into an integral body.The CN2476872X patent disclosure a kind of outdoor high-voltage vacuum breaker, be provided with the transmission mechanism that links to each other with arc control device assembling insulated tension pole in the casing, current transformer links to each other with lower conducting plate, be provided with conductive plate on arc control device assembling top, last conductive plate links to each other with arc control device, insulated tension pole in the arc control device assembling bottom passes lower conducting plate and links to each other with the lower end of arc control device, the bottom of insulated tension pole is provided with guide plate, be provided with mobilizable airbag in the guide plate bottom, airbag is fixed on insulated tension pole and the casing.
(3) summary of the invention
The purpose of this utility model is to provide a kind of connecting-disconnecting function strong, have the reclosing function, operating reliability is high, arc control device system Maintenance free, be widely used in the distribution system switch cabinet, be specially adapted to the indoor high-voltage vacuum circuit breaker of the armouring air insulation switch cubicle of indoor installation.
The utility model is provided with framework, arc interrupter pole, insulated tension pole, output toggle arm, mechanism's main shaft and operating mechanism etc., every utmost point of circuit breaker is made of the whole arc interrupter pole that solid envelope forms, by epoxy resin through insulation resilient coating and ceramic vacuum arc control device and pass in and out parts such as line terminals and seal admittedly and be integral, be provided with before and after arc interrupter pole and the operating mechanism and be fixed on the framework, framework is again as the cabinet of operating mechanism, arc interrupter pole is connected by the output toggle arm of the insulated tension pole of being located at the arc interrupter pole bottom with the operating mechanism bottom with operating mechanism, the cabinet inside space is by separating brake, 4 mounting panels of two modules of closing a floodgate are divided into 5 vertical intervals side by side, the energy storage of installing operating mechanism therebetween respectively, transmission, close a floodgate, thread off, 5 parts such as control, zero parts.The circular pole of arc control device is " head " type top.Operating mechanism is the spring operating mechanism and the modularization of floor plan, and energy-stored spring is an extension spring, and main transmission is made up of modules such as the separating brake of independent packing, combined floodgate, output main shaft, energy-storage systems.
The contact of the vacuum interrupter in the said arc interrupter pole is a copper chromium contact, and cup-shaped is indulged magnetic structure.
Can establish the chassis car in circuit breaker frame (being cabinet) bottom, promptly form a circuit breaker cart, can with the supporting use of armouring intermediate switchgear cabinet.
Because the employing of circuit breaker three utmost points is sealed 3 poles of all-in-one-piece admittedly by epoxy resins insulation resilient coating and ceramic vacuum arc control device and is formed, therefore the adjustment link of circuit breaker and the pollution of arc control device shell have been reduced, avoided the influence of dust and humidity, improved the arc control device insulating reliability the arc control device insulation.The spring mechanism of floor plan has manual and electric energy-stored function concurrently, and component of machine is few, the reliability height.Because operating mechanism is placed in the circuit breaker cabinet, the cabinet while of circuit breaker is as the framework of operating mechanism, and cabinet is divided into 5 intervals by 4 mounting panels of separating brake, combined floodgate module, the parts such as transmission, energy storage, dropout, combined floodgate and buffering of operating mechanism are housed respectively therebetween, be arranged to one before and after arc interrupter pole and the operating mechanism, transmission link is simplified, the combined floodgate characteristic that the more identical circuit breaker of the output characteristic of mechanism requires, reduced energy consumption, improve Mechanical Reliability and flexibility, accomplished the non-maintaining of arc quenching system.Circuit breaker is in system during normal separating brake, the motion under mechanism drives of the moving contact of pole, the contact separation also produces electric arc betwixt, owing to the contact particular design, make it produce suitable longitudinal magnetic field in the contact gap, control electric arc is in even, the mobile burning of contact surface, and keep low arc voltage, when the arc current natural zero-crossing, residual ion, electronics and steam are under electromagnetic field effect, and is very fast compound or condense upon on contact surface and the radome.The very fast recovery of the dielectric strength of arc control device fracture, thus make arc extinction, reach the disjunction purpose.
The utility model no matter be under normal or the failure condition, especially under short-circuit conditions, all has enough connecting-disconnecting functions in technical scope.The utility model is the main auxiliary equipment of the widely used switch cubicle of distribution system, is specially adapted to the armouring air insulation switch cubicle of indoor installation.
(4) description of drawings
Fig. 1 is the appearance assumption diagram of the utility model embodiment.
Fig. 2 is the structure chart of the utility model embodiment.
Fig. 3 is the operating mechanism structure chart of the utility model embodiment.
(5) embodiment
Shown in Fig. 1～3, the utility model is provided with fixed contact assembly 1, arc interrupter pole 2, moving contact component 3, insulated tension pole 4, framework 5, chassis car 6, quadric chain 7, mechanism's main shaft 8, output toggle arm, operating mechanism, arc interrupter pole is sealed admittedly through parts such as insulation resilient coating and ceramic vacuum arc control device and turnover line terminals by epoxy resin and is integral, be provided with before and after arc interrupter pole and the operating mechanism and be fixed on the framework, framework is as the cabinet of circuit breaker, arc interrupter pole is connected with the output toggle arm of operating mechanism by the insulated tension pole 4 of being located at the arc interrupter pole bottom and operating mechanism bottom, the cabinet inside space is by separating brake A, 4 mounting panels of combined floodgate B two modules are divided into 5 vertical intervals side by side, the energy storage of installing operating mechanism therebetween respectively, transmission, close a floodgate, 5 parts such as dropout, zero parts: making electromagnet 10, button 11, combined floodgate semiaxis 12, sincere sub 13, switching-in spring 14, energy storage connecting lever 15, energy storage axle 16, drive 17, energy storage motor 18, cam 19, dropout connecting lever 20, buckle 21, separating brake semiaxis 22, button 23, tripping electromagnet 24 and the auxiliary switch of controlling other parts.The circular pole of arc control device is " head " type top, and operating mechanism is spring operating mechanism and modularization, particularly separating brake, the combined floodgate module of floor plan.Energy-stored spring is an extension spring.
The contact of the vacuum interrupter in the said arc interrupter pole is a copper chromium contact, and cup-shaped is indulged magnetic structure.
Establish chassis car 6 in circuit breaker frame 5 (being cabinet) bottom, promptly form a circuit breaker cart, can with the supporting use of armouring intermediate switchgear cabinet.
Claims (5)
1, indoor high-voltage vacuum circuit breaker, be provided with framework, arc interrupter pole, insulated tension pole, output toggle arm, mechanism's main shaft and operating mechanism, be provided with before and after arc interrupter pole and the operating mechanism and be fixed on the framework, framework is as the cabinet of operating mechanism, the every utmost point that it is characterized in that circuit breaker is made of the whole arc interrupter pole that solid envelope forms, arc interrupter pole is sealed admittedly through insulate resilient coating and ceramic vacuum arc control device by epoxy resin and is integral, the circular pole of arc control device is " head " type top, and arc interrupter pole is connected by the output toggle arm of the insulated tension pole of being located at the arc interrupter pole bottom with the operating mechanism bottom with operating mechanism; The cabinet inside space is divided into 5 vertically side by side intervals by 4 mounting panels of separating brake, two modules of closing a floodgate, and installs 5 parts, zero parts such as energy storage, transmission, combined floodgate, dropout, control of operating mechanism therebetween respectively; Operating mechanism is the spring operating mechanism of floor plan, separating brake, the packing of combined floodgate module independence.
2, indoor high-voltage vacuum circuit breaker as claimed in claim 1 is characterized in that energy-stored spring is an extension spring.
3, indoor high-voltage vacuum circuit breaker as claimed in claim 1 is characterized in that main transmission is made up of the separating brake and the combined floodgate module of independent packing.
4, indoor high-voltage vacuum circuit breaker as claimed in claim 1 is characterized in that the contact of the vacuum interrupter in the said arc interrupter pole is a copper chromium contact, and cup-shaped is indulged magnetic structure.
5, indoor high-voltage vacuum circuit breaker as claimed in claim 1 is characterized in that establishing the chassis car in the circuit breaker frame bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03207244 CN2640018Y (en) | 2003-08-06 | 2003-08-06 | Indoor high-tension vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03207244 CN2640018Y (en) | 2003-08-06 | 2003-08-06 | Indoor high-tension vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2640018Y true CN2640018Y (en) | 2004-09-08 |
Family
ID=34288343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03207244 Expired - Lifetime CN2640018Y (en) | 2003-08-06 | 2003-08-06 | Indoor high-tension vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2640018Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070581A (en) * | 2015-08-12 | 2015-11-18 | 江苏南瑞泰事达电气有限公司 | 40 kV indoor high-voltage vacuum circuit breaker |
| CN105609367A (en) * | 2016-03-03 | 2016-05-25 | 贝司特电气有限公司 | Gas-insulated AC high-voltage circuit breaker |
| CN106128848A (en) * | 2016-08-05 | 2016-11-16 | 梅兰日兰电气集团（苏州）有限公司 | A kind of high-pressure vacuum breaker |
| CN113745047A (en) * | 2021-07-01 | 2021-12-03 | 巨东电气有限公司 | Indoor vacuum circuit breaker |
-
2003
- 2003-08-06 CN CN 03207244 patent/CN2640018Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070581A (en) * | 2015-08-12 | 2015-11-18 | 江苏南瑞泰事达电气有限公司 | 40 kV indoor high-voltage vacuum circuit breaker |
| CN105609367A (en) * | 2016-03-03 | 2016-05-25 | 贝司特电气有限公司 | Gas-insulated AC high-voltage circuit breaker |
| CN106128848A (en) * | 2016-08-05 | 2016-11-16 | 梅兰日兰电气集团（苏州）有限公司 | A kind of high-pressure vacuum breaker |
| CN113745047A (en) * | 2021-07-01 | 2021-12-03 | 巨东电气有限公司 | Indoor vacuum circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: AHAI A POWER AND SWITCH (XIAMEN )CO., LTD. Free format text: FORMER OWNER: XIAMEN HUADIAN SWITCH CO., LTD. Effective date: 20081031 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20081031 Address after: No. 22 torch North Road, torch garden, Fujian, Xiamen: 361006 Patentee after: AREVA TampD Huadian switchgear (Xiamen) Co. Ltd. Address before: A, B, 11 floor, Jixiang garden, No. 3 Jianye Road, Hubin Road, Fujian, Xiamen, China: 361004 Patentee before: Xiamen Huadian Switchgear Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130806 Granted publication date: 20040908 |