CN103700539B - For cutting the vacuum circuit-breaker of Capacitor banks gas insulation switch cabinet - Google Patents
For cutting the vacuum circuit-breaker of Capacitor banks gas insulation switch cabinet Download PDFInfo
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- CN103700539B CN103700539B CN201410011721.2A CN201410011721A CN103700539B CN 103700539 B CN103700539 B CN 103700539B CN 201410011721 A CN201410011721 A CN 201410011721A CN 103700539 B CN103700539 B CN 103700539B
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- chamber component
- extinction chamber
- vacuum extinction
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Abstract
The invention discloses a kind of vacuum circuit-breaker for cutting Capacitor banks gas insulation switch cabinet, it comprises upper contact head, first vacuum extinction chamber component, first contact spring arrangement, second contact spring arrangement, second vacuum extinction chamber component, lower contact, conduction series component and being hinged with the first contact spring arrangement and the second contact spring arrangement respectively and the transfer motion power mechanism of move toward one another both promoting or opposing motion, the quiet end of the first vacuum extinction chamber component is electrically connected mutually with upper contact head, the moved end of the first vacuum extinction chamber component is connected with the first contact spring arrangement, the quiet end of the second vacuum extinction chamber component is electrically connected mutually with lower contact, the moved end of the second vacuum extinction chamber component is connected with the second contact spring arrangement, the moved end of the first vacuum extinction chamber component and the moved end of the second vacuum extinction chamber component are by conduction series component phase electrical series.The present invention can realize homophase two separating brake fractures or combined floodgate connector simultaneously, thus increases the state validity of separating brake and combined floodgate, effectively can improve the dielectric voltage withstand level of separating brake fracture, reduce the probability of repeated breakdown, strengthen and cut-off capacity current ability.
Description
Technical field
The present invention relates to a kind of vacuum circuit-breaker for cutting Capacitor banks gas insulation switch cabinet, belonging to technical field of electric equipment.
Background technology
At present, gas insulation switch cabinet is more and more extensive in the use of distribution system, and relate to the occasion of cut-offfing capacity current and also get more and more, cut-off in the process of capacity current in electric power system, the probability of repeated breakdown is higher, larger to electric network influencing.Research shows that the generation of repeated breakdown depends mainly on the dielectric voltage withstand level that vacuum circuit-breaker cut-offs the separating brake fracture after capacity current, and according to vacuum switch puncture voltage enhancement effect, find that the fracture withstand voltage level of the circuit breaker of two vacuum interrupter series connection is 2.5 times of the fracture withstand voltage level of the circuit breaker of single vacuum interrupter.
Summary of the invention
Technical problem to be solved by this invention is the defect overcoming prior art, a kind of vacuum circuit-breaker for cutting Capacitor banks gas insulation switch cabinet is provided, it can realize homophase two separating brake fractures or combined floodgate connector simultaneously, thus increase the state validity of separating brake and combined floodgate, effectively can improve the dielectric voltage withstand level of separating brake fracture, reduce the probability of repeated breakdown, enhance and cut-off capacity current ability.
In order to solve the problems of the technologies described above, technical scheme of the present invention is: a kind of vacuum circuit-breaker for cutting Capacitor banks gas insulation switch cabinet, it comprises upper contact head, first vacuum extinction chamber component, first contact spring arrangement, second contact spring arrangement, second vacuum extinction chamber component, lower contact, conduction series component and being hinged with the first contact spring arrangement and the second contact spring arrangement respectively and the transfer motion power mechanism of move toward one another both promoting or opposing motion, the quiet end of the first vacuum extinction chamber component is electrically connected mutually with upper contact head, the moved end of the first vacuum extinction chamber component is connected with the first contact spring arrangement, the quiet end of the second vacuum extinction chamber component is electrically connected mutually with lower contact, the moved end of the second vacuum extinction chamber component is connected with the second contact spring arrangement, the moved end of the first vacuum extinction chamber component and the moved end of the second vacuum extinction chamber component are by conduction series component phase electrical series.
Further provide a kind of version of conducting electricity series component, described conduction series component comprises be flexible coupling body, conduction of the first conductive clip, first be electrically connected mutually successively and connects row, second and to be flexible coupling body and the second conductive clip, first conductive clip is connected with the moved end of the first vacuum extinction chamber component, and the second conductive clip is connected with the moved end of the second vacuum extinction chamber component.
Further in order to improve the insulation property of its separating brake fracture, the first described contact spring arrangement, second contact spring arrangement and transfer motion power mechanism are provided with radome with the periphery of both coupling parts, the two ends of radome are also respectively arranged with the first support and the second support, lower end and first support of the first described vacuum extinction chamber component are fixedly connected, and the moved end of the first vacuum extinction chamber component is stretched in radome, upper end and second support of the second described vacuum extinction chamber component are fixedly connected, and the moved end of the second vacuum extinction chamber component is stretched in radome.
Further, the first described support and the second support are respectively arranged with for installing fixing supporting insulator.
Further, described transfer motion power mechanism comprises stored energy mechanism, energy storage axle, first connecting lever, close a floodgate and thread off, separating brake is threaded off, second connecting lever, main shaft, 3rd connecting lever, connecting rod, energy-stored spring, bellows component, three jointed gear units, insulated tension pole and two drive mechanism, the output of stored energy mechanism matches with energy storage axle, first connecting lever is arranged on energy storage axle, the position of matching for use in fixing energy storage axle and the first connecting lever and combined floodgate are threaded off, 3rd connecting lever is arranged on main shaft, the position of matching for use in fixed main shaft and the 3rd connecting lever and separating brake are threaded off, second connecting lever is also arranged on main shaft, and the second connecting lever and three jointed gear units are hinged, three jointed gear units are also hinged with one end of bellows component, the other end of bellows component is connected with insulated tension pole, insulated tension pole is hinged with the first contact spring arrangement and the second contact spring arrangement respectively by two drive mechanism, the lower end of energy-stored spring is connected with energy storage axle, and one end of connecting rod is connected with energy storage axle, and the other end of connecting rod is connected with main shaft.
After have employed technique scheme, first vacuum extinction chamber component and the second vacuum extinction chamber component are together in series by the conduction series component at middle part, by transfer motion power mechanism realize simultaneously separating brake, close a floodgate simultaneously, two separating brake fractures are formed when separating brake, two combined floodgate connectors are formed when closing a floodgate, thus add the state validity of separating brake and combined floodgate, and radome is installed, evenly electric field, effectively can improve the dielectric voltage withstand level of separating brake fracture, reduce the probability of repeated breakdown, strengthen and cut-off capacity current ability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the vacuum circuit-breaker for cutting Capacitor banks gas insulation switch cabinet of the present invention;
Fig. 2 is the part-structure cutaway view of Fig. 1;
Fig. 3 is the structural representation of transfer motion power mechanism of the present invention.
Embodiment
In order to make content of the present invention more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation.
As Fig. 1, shown in 2, a kind of vacuum circuit-breaker for cutting Capacitor banks gas insulation switch cabinet, it comprises upper contact head 1, first vacuum extinction chamber component 2, first contact spring arrangement 3, second contact spring arrangement 4, second vacuum extinction chamber component 5, lower contact 6, conduction series component and being hinged with the first contact spring arrangement 3 and the second contact spring arrangement 4 respectively and the transfer motion power mechanism of move toward one another both promoting or opposing motion, the quiet end of the first vacuum extinction chamber component 2 is electrically connected with upper contact head 1 phase, the moved end of the first vacuum extinction chamber component 2 is connected with the first contact spring arrangement 3, the quiet end of the second vacuum extinction chamber component 5 is electrically connected with lower contact 6 phase, the moved end of the second vacuum extinction chamber component 5 is connected with the second contact spring arrangement 4, the moved end of the first vacuum extinction chamber component 2 and the moved end of the second vacuum extinction chamber component 5 are by conduction series component phase electrical series.
As shown in Figure 2, conduction series component comprises be flexible coupling body 8, conduction of the first conductive clip 7, first be electrically connected mutually successively and connects row 9, second and to be flexible coupling body 10 and the second conductive clip 11, first conductive clip 7 is connected with the moved end of the first vacuum extinction chamber component 2, and the second conductive clip 11 is connected with the moved end of the second vacuum extinction chamber component 5.
As shown in Figure 2, first contact spring arrangement 3, second contact spring arrangement 4 and transfer motion power mechanism are provided with radome 12 with the periphery of both coupling parts, the two ends of radome 12 are also respectively arranged with the first support 12-1 and the second support 12-2, lower end and the first support 12-1 of the first vacuum extinction chamber component 2 are fixedly connected, and the moved end of the first vacuum extinction chamber component 2 is stretched in radome 12, upper end and the second support 12-2 of the second vacuum extinction chamber component 5 are fixedly connected, and the moved end of the second vacuum extinction chamber component 5 is stretched in radome.
As shown in Figure 2, the first support 12-1 and the second support 12-2 is respectively arranged with for installing fixing supporting insulator 13.
As shown in Figure 3, transfer motion power mechanism comprises stored energy mechanism 14, energy storage axle 15, first connecting lever 16, combined floodgate dropout 17, separating brake threads off 18, second connecting lever 19, main shaft 20, 3rd connecting lever 21, connecting rod 22, energy-stored spring 23, bellows component 24, three jointed gear units 25, insulated tension pole 26 and two drive mechanism 27, the output of stored energy mechanism 14 matches with energy storage axle 15, first connecting lever 16 is arranged on energy storage axle 15, and the first connecting lever 16 matches with combined floodgate dropout 17 for use in the position of fixing energy storage axle 15,3rd connecting lever 21 is arranged on main shaft 20, and the 3rd connecting lever 21 and separating brake are threaded off and 18 are matched for use in the position of fixed main shaft 20, second connecting lever 19 is also arranged on main shaft 20, and the second connecting lever 20 and three jointed gear units 25 are hinged, three jointed gear units 25 are also hinged with one end of bellows component 24, the other end of bellows component 24 is connected with insulated tension pole 26, insulated tension pole 26 is hinged with the first contact spring arrangement 3 and the second contact spring arrangement 4 respectively by two drive mechanism 27, the lower end of energy-stored spring 23 is connected with energy storage axle 15, one end of connecting rod 22 is connected with energy storage axle 15, the other end of connecting rod 22 is connected with main shaft 20.Bellows component 24 is arranged in circuit breaker frame 40, and bellows component 24 is provided with sealing ring 41 with the junction of circuit breaker frame 40, and circuit breaker frame 40 is also provided with sealing ring 41 with the junction of cabinet 42.
Operation principle of the present invention is as follows:
Stored energy mechanism action drives energy storage axle 15 to rotate, thus compressed energy-storage spring 23 is in order to obtain combined floodgate energy, first connecting lever 16 turns in combined floodgate dropout 17 and is lockable simultaneously, energy storage terminates, combined floodgate dropout 17 unlocks, and energy-stored spring 23 releases energy, and energy storage axle 15 rotation of taking advantage of a situation pulls connecting rod 22, thus driving main shaft 20 to rotate, the second connecting lever 19 on main shaft 20 and the 3rd connecting lever 21 also rotate simultaneously, second connecting lever 19 promotes three link transmission structure 25 actions, thus promotion bellows component 24 moves right, insulated tension pole 26 is driven to move right, thus promote the moved end of the first vacuum extinction chamber component 2 and the moved end of quiet end in contact and the second vacuum extinction chamber component 5 and quiet end in contact simultaneously, thus combined floodgate conducting, meanwhile the 3rd connecting lever 21 turns in separating brake dropout 18 and is lockable, separating brake dropout 18 unlocks, first contact spring arrangement 3 and the second contact spring arrangement 4 release energy simultaneously, make bellows component 24, three link transmission structures 25 are moved round about, finally make the moved end of the first vacuum extinction chamber component 2 be separated with quiet end with the moved end of quiet end and the second vacuum extinction chamber component 5 simultaneously, realize separating brake power-off, first vacuum extinction chamber component and the second vacuum extinction chamber component are together in series by the conduction series component at middle part, separating brake is simultaneously realized by transfer motion power mechanism, close a floodgate simultaneously, two separating brake fractures are formed when separating brake, two combined floodgate connectors are formed when closing a floodgate, thus increase the state validity resolving lock and combined floodgate, and radome is installed, evenly electric field, effectively can improve the dielectric voltage withstand level of separating brake fracture, reduce the probability of repeated breakdown, strengthen and cut-off capacity current ability.
Above-described specific embodiment; technical problem, technical scheme and beneficial effect that the present invention solves are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. one kind for cutting the vacuum circuit-breaker of Capacitor banks gas insulation switch cabinet, it is characterized in that: it comprises upper contact head (1), first vacuum extinction chamber component (2), first contact spring arrangement (3), second contact spring arrangement (4), second vacuum extinction chamber component (5), lower contact (6), conduction series component and being hinged with the first contact spring arrangement (3) and the second contact spring arrangement (4) respectively and the transfer motion power mechanism of move toward one another both promoting or opposing motion, the quiet end of the first vacuum extinction chamber component (2) is electrically connected mutually with upper contact head (1), the moved end of the first vacuum extinction chamber component (2) is connected with the first contact spring arrangement (3), the quiet end of the second vacuum extinction chamber component (5) is electrically connected mutually with lower contact (6), the moved end of the second vacuum extinction chamber component (5) is connected with the second contact spring arrangement (4), the moved end of the first vacuum extinction chamber component (2) and the moved end of the second vacuum extinction chamber component (5) are by conduction series component phase electrical series, described transfer motion power mechanism comprises stored energy mechanism (14), energy storage axle (15), first connecting lever (16), close a floodgate and thread off (17), separating brake threads off (18), second connecting lever (19), main shaft (20), 3rd connecting lever (21), connecting rod (22), energy-stored spring (23), bellows component (24), three jointed gear units (25), insulated tension pole (26) and two drive mechanism (27), the output of stored energy mechanism (14) matches with energy storage axle (15), first connecting lever (16) is arranged on energy storage axle (15), and the first connecting lever (16) and combined floodgate are threaded off, (17) match for use in the position of fixing energy storage axle (15), 3rd connecting lever (21) is arranged on main shaft (20), and the 3rd connecting lever (21) is threaded off with separating brake, (18) match for use in the position of fixed main shaft (20), second connecting lever (19) is also arranged on main shaft (20), and the second connecting lever (20) and three jointed gear units (25) are hinged, three jointed gear units (25) are also hinged with one end of bellows component (24), the other end of bellows component (24) is connected with insulated tension pole (26), insulated tension pole (26) is hinged with the first contact spring arrangement (3) and the second contact spring arrangement (4) respectively by two drive mechanism (27), the lower end of energy-stored spring (23) is connected with energy storage axle (15), one end of connecting rod (22) is connected with energy storage axle (15), the other end of connecting rod (22) is connected with main shaft (20).
2. the vacuum circuit-breaker for cutting Capacitor banks gas insulation switch cabinet according to claim 1, it is characterized in that: described conduction series component comprises be flexible coupling body (8), conduction of the first conductive clip (7), first be electrically connected mutually successively and connects row (9), second and to be flexible coupling body (10) and the second conductive clip (11), first conductive clip (7) is connected with the moved end of the first vacuum extinction chamber component (2), and the second conductive clip (11) is connected with the moved end of the second vacuum extinction chamber component (5).
3. the vacuum circuit-breaker for cutting Capacitor banks gas insulation switch cabinet according to claim 1, it is characterized in that: the first described contact spring arrangement (3), second contact spring arrangement (4) and transfer motion power mechanism are provided with radome (12) with the periphery of both coupling parts, the two ends of radome (12) are also respectively arranged with the first support (12-1) and the second support (12-2), lower end and first support (12-1) of the first described vacuum extinction chamber component (2) are fixedly connected, and the moved end of the first vacuum extinction chamber component (2) is stretched in radome (12), upper end and second support (12-2) of the second described vacuum extinction chamber component (5) are fixedly connected, and the moved end of the second vacuum extinction chamber component (5) is stretched in radome.
4. the vacuum circuit-breaker for cutting Capacitor banks gas insulation switch cabinet according to claim 3, is characterized in that: described the first support (12-1) and the second support (12-2) are respectively arranged with for installing fixing supporting insulator (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410011721.2A CN103700539B (en) | 2014-01-10 | 2014-01-10 | For cutting the vacuum circuit-breaker of Capacitor banks gas insulation switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410011721.2A CN103700539B (en) | 2014-01-10 | 2014-01-10 | For cutting the vacuum circuit-breaker of Capacitor banks gas insulation switch cabinet |
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| Publication Number | Publication Date |
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| CN103700539A CN103700539A (en) | 2014-04-02 |
| CN103700539B true CN103700539B (en) | 2015-12-16 |
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| CN201410011721.2A Active CN103700539B (en) | 2014-01-10 | 2014-01-10 | For cutting the vacuum circuit-breaker of Capacitor banks gas insulation switch cabinet |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390347B (en) * | 2015-12-03 | 2017-11-28 | 天津平高智能电气有限公司 | A kind of breaker and its operation device |
| CN109461619A (en) * | 2018-05-24 | 2019-03-12 | 许继集团有限公司 | A kind of three-phase individual screen formula breaker |
| CN110277272A (en) * | 2019-06-21 | 2019-09-24 | 瑞熙恩电气（珠海）有限公司 | A kind of synchronous shaft assembly and breaker |
| EP3896711B1 (en) * | 2020-04-14 | 2023-07-26 | Siemens Aktiengesellschaft | Dielectric shield for a switching device |
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| CN101383245A (en) * | 2008-10-17 | 2009-03-11 | 常州太平洋电力设备(集团)有限公司 | Vacuum circuit breaker of switching capacitor group |
| CN201364854Y (en) * | 2009-01-07 | 2009-12-16 | 珠海方新电气有限责任公司 | Double-fracture vacuum fling-cut switch |
| CN201788888U (en) * | 2010-08-05 | 2011-04-06 | 西安通大思源电器有限公司 | Single-phase vacuum breaker with double arc-extinguishing chambers for controlling transmission mode |
| CN203733697U (en) * | 2014-01-10 | 2014-07-23 | 常州太平洋电力设备(集团)有限公司 | Vacuum circuit breaker for switching capacitor bank gas insulated switch cabinet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3270288B2 (en) * | 1995-03-31 | 2002-04-02 | 三菱電機株式会社 | Vacuum shut-off device |
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2014
- 2014-01-10 CN CN201410011721.2A patent/CN103700539B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101383245A (en) * | 2008-10-17 | 2009-03-11 | 常州太平洋电力设备(集团)有限公司 | Vacuum circuit breaker of switching capacitor group |
| CN201364854Y (en) * | 2009-01-07 | 2009-12-16 | 珠海方新电气有限责任公司 | Double-fracture vacuum fling-cut switch |
| CN201788888U (en) * | 2010-08-05 | 2011-04-06 | 西安通大思源电器有限公司 | Single-phase vacuum breaker with double arc-extinguishing chambers for controlling transmission mode |
| CN203733697U (en) * | 2014-01-10 | 2014-07-23 | 常州太平洋电力设备(集团)有限公司 | Vacuum circuit breaker for switching capacitor bank gas insulated switch cabinet |
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| CN103700539A (en) | 2014-04-02 |
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