CN205406389U - Single -phase operation knob insulator formula circuit breaker of 145kV - Google Patents
Single -phase operation knob insulator formula circuit breaker of 145kV Download PDFInfo
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- CN205406389U CN205406389U CN201620168945.9U CN201620168945U CN205406389U CN 205406389 U CN205406389 U CN 205406389U CN 201620168945 U CN201620168945 U CN 201620168945U CN 205406389 U CN205406389 U CN 205406389U
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Abstract
The utility model belongs to the technical field of a technique of high voltage electric power equip ment and specifically relates to a single -phase operation knob insulator formula circuit breaker of 145kV, including component parts such as explosion chamber, mechanism's case, transmission case, insulating pull rod, interior turning arm, outer turning arm, support, girt and CT26 mechanisms. The explosion chamber of circuit breaker passes through the bolt fastening and on the support, is provided with interior turning arm in the transmission case among the transmission, and interior turning arm one end is connected with the insulating pull rod of explosion chamber, and the other end passes through the outer turning arm in integral key shaft and the transmission case outside to be connected, and outer turning arm passes through girt and CT26 mechanism and articulates and be connected, and wherein the incasement in the mechanism is placed by CT26 mechanism. Three operating mechanisms all be connected with electric interlocking. The utility model discloses each all has mutually one set of transmission, operating mechanism the circuit breaker, realizes the single -phase closing operation that independently divides of circuit breaker, has rational in infrastructurely, and transmission efficiency is high, stable performance, advantage such as simple reliable.
Description
Technical field
This utility model relates to the technical field of a kind of high-tension electricity equipment, specifically a kind of 145kV single phase operation porcelain knob breaker.
Background technology
Primary cut-out or to claim high-voltage switch gear be the main electric control appliance of power plant, electric substation, has arc quenching characteristic, and when systems are functioning properly, it can be switched off and on zero load and the load current of circuit and various electrical equipment；When system jam, it and Cooperation with Relay, can disengagement failure electric current rapidly, to prevent expansion accident scope, the safety of protection electrical equipment.Therefore, the quality of primary cut-out work, directly influence the safe operation of power system.Along with the power system demand to different situations, and domestic, international market gradually forms scale, some electrical power system requirements 145kV porcelain knob breaker single phase operation, current 145kV porcelain knob breaker is generally three phase mechanical linkage operation, and namely three match an operating mechanism；This kind of structure three matches an operating mechanism, adopts mechanical linkage, it is impossible to realize the single phase operation of chopper.
Utility model content
The purpose of this utility model be to provide a kind of rational in infrastructure, efficiency of transmission is high, stable drive is reliable, and operating mechanism is simple, the 145kV single phase operation porcelain knob breaker of dependable performance.
The technical solution adopted in the utility model is: a kind of 145kV single phase operation porcelain knob breaker, including arc-chutes, mechanism case, transmission case, insulated tension pole, interior connecting lever, outer connecting lever, support, girt and CT26 mechanism.In chopper three-phase, the lower section of each phase is connected with independent operating mechanism respectively each through respective actuating device, the arc-chutes of chopper are secured by bolts on support, transmission case is arranged on below arc-chutes and is connected with the insulated tension pole of arc-chutes, operating mechanism is arranged on transmission case side and is attached by actuating device, chopper three-phase of the present utility model adopts three operating mechanisms, three-phase is controlled by independent input drive system respectively, namely each phase has a set of actuating device, operating mechanism, it is achieved the single-phase independent breaking-closing operating of chopper.Interior connecting lever it is provided with in transmission case in actuating device, one end of interior connecting lever is connected with the insulated tension pole of arc-chutes, and the other end is connected with the outer connecting lever outside transmission case by splined shaft, and outer connecting lever is articulated and connected with CT26 mechanism by girt, it addition, CT26 mechanism is positioned in mechanism case；Three described operating mechanisms are all connected with electric interlock.
The beneficial effects of the utility model are: have rational in infrastructure, and stable performance is simple and reliable, it is possible to the advantage such as single phase operation realizing 145kV porcelain knob breaker.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
In figure, 1 arc-chutes, 2 mechanism cases, 3 transmission cases, 4 insulated tension poles, connecting lever, 6 outer connecting levers, 7 supports, 8 girts, 9CT26 mechanism in 5.
Detailed description of the invention
In conjunction with accompanying drawing, this utility model being further described, Fig. 1 is a kind of example of the present utility model, including arc-chutes 1, mechanism case 2, transmission case 3, insulated tension pole 4, interior connecting lever 5, outer connecting lever 6, support 7, girt 8 and CT26 mechanism 9.Transmission case 3 is arranged on the lower section of arc-chutes 1 by support 7, interior connecting lever 5 it is provided with in transmission case 3, interior connecting lever 5 one end is connected with the insulated tension pole 4 of arc-chutes 1, the other end is connected with the outer connecting lever 6 outside transmission case 3 by splined shaft, outer connecting lever 6 is articulated and connected with CT26 mechanism 9 by girt 4, described three-phase CT26 mechanism 9 is all connected with electric interlock, and three-phase CT26 mechanism 9 is fixed in mechanism case 2 by link plate, and described mechanism case 2 is fixed on circuit breaker cradle 7.
When operating certain phase CT26 mechanism 9, CT26 mechanism 9 output shaft passes through girt 8 and outer connecting lever 6, in driving, connecting lever 5 moves up and down, in simultaneously, connecting lever 5 drives certain insulated tension pole 4 within phase arc-chutes 1 corresponding to do upper and lower motion, individually completes the cut-offfing of chopper thus realizing every phase arc-chutes 1 moving cell, closes action；Electric interlock can also be passed through and operate three-phase CT26 mechanism 9 simultaneously, complete the cut-offfing of chopper thus realizing three-phase synchronous, close action.
This utility model is not limited to above-mentioned embodiment, and anyone should learn that makes under enlightenment of the present utility model has same or like technical scheme with this utility model, each falls within protection domain of the present utility model.
Technology that this utility model is not described in detail, shape, structure part are known technology.
Claims (2)
1. a 145kV single phase operation porcelain knob breaker, forms including arc-chutes, mechanism case, transmission case, insulated tension pole, interior connecting lever, outer connecting lever, support, girt and CT26 mechanism；In chopper three-phase, the lower section of each phase is connected with independent operating mechanism respectively each through respective actuating device, chopper three-phase adopts three operating mechanisms, chopper three-phase is controlled by independent input drive system respectively, namely each phase has a set of actuating device, operating mechanism, it is achieved the arc-chutes of the single-phase independent breaking-closing operating chopper of chopper are secured by bolts on support；Interior connecting lever it is provided with in transmission case in actuating device, one end of interior connecting lever is connected with the insulated tension pole of arc-chutes, and the other end is connected with the outer connecting lever outside transmission case by splined shaft, and outer connecting lever is articulated and connected with CT26 mechanism by girt, it addition, CT26 mechanism is positioned in mechanism case；Three described operating mechanisms are all connected with electric interlock.
2. a kind of 145kV single phase operation porcelain knob breaker according to claim 1, it is characterized in that: described transmission case is arranged on below arc-chutes and is connected with the insulated tension pole of arc-chutes, operating mechanism is arranged on transmission case side and is attached by actuating device, and described CT26 mechanism is fixed on the side of circuit breaker cradle by support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620168945.9U CN205406389U (en) | 2016-03-06 | 2016-03-06 | Single -phase operation knob insulator formula circuit breaker of 145kV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620168945.9U CN205406389U (en) | 2016-03-06 | 2016-03-06 | Single -phase operation knob insulator formula circuit breaker of 145kV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205406389U true CN205406389U (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620168945.9U Active CN205406389U (en) | 2016-03-06 | 2016-03-06 | Single -phase operation knob insulator formula circuit breaker of 145kV |
Country Status (1)
| Country | Link |
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| CN (1) | CN205406389U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111785561A (en) * | 2020-04-02 | 2020-10-16 | 平高集团有限公司 | Control switch for controllable lightning arrester and operating mechanism fixing structure thereof |
| CN112382968A (en) * | 2020-10-10 | 2021-02-19 | 广西电网有限责任公司电力科学研究院 | Circuit breaker mechanism does not have power failure and changes device |
-
2016
- 2016-03-06 CN CN201620168945.9U patent/CN205406389U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111785561A (en) * | 2020-04-02 | 2020-10-16 | 平高集团有限公司 | Control switch for controllable lightning arrester and operating mechanism fixing structure thereof |
| CN112382968A (en) * | 2020-10-10 | 2021-02-19 | 广西电网有限责任公司电力科学研究院 | Circuit breaker mechanism does not have power failure and changes device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |