CN102646544B - Sulfur hexafluoride breaker - Google Patents
Sulfur hexafluoride breaker Download PDFInfo
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- CN102646544B CN102646544B CN201210141079.0A CN201210141079A CN102646544B CN 102646544 B CN102646544 B CN 102646544B CN 201210141079 A CN201210141079 A CN 201210141079A CN 102646544 B CN102646544 B CN 102646544B
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- control device
- arc control
- transmission pole
- connecting rod
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Abstract
The invention provides a kind of sulfur hexafluoride breaker, it mechanism case comprising arc control device host cavity and be positioned at below arc control device host cavity, wherein arc control device host cavity comprises the collecting cavity formed by shell, three-phase arc control device are provided with in collecting cavity, wherein three-phase arc control device are triangularly arranged in described collecting cavity, the movable feeler lever of each arc control device to be extended with from mechanism case by connecting rod and the transmission pole run through into arc control device is connected, transmission pole is driven by mechanism's force-output shaft, drives the movable feeler lever of connecting rod and arc control device to move up and down.
Description
[technical field]
The invention relates to high pressure and ehv power transmission field of switch equipment, particularly about sulfur hexafluoride breaker field.
[background technology]
Sulfur hexafluoride breaker is widely used at high pressure and ehv power transmission system break road device, but along with social development and the competitiveness reducing costs increase high-tension apparatus, inevitable requirement high-tension apparatus develops towards miniaturized low cost, this technological innovation is under this requires, change design reduces operating mechanism power output.
Refer to shown in Fig. 1, it shows the structural representation of existing circuit breaker, and as shown in Figure 1, existing circuit breaker mainly comprises: the conversion of mechanism's force-output shaft 11, transmission pole 12, device interior force-output shaft 13, device interior transmission pole 14 and arc control device 15.Existing circuit breaker is rotated by mechanism's output work lead agency force-output shaft 11, mechanism's force-output shaft 11 drives transmission pole 12 to move, transmission pole 12 moves up and down, device interior conversion force-output shaft 13 is driven to move, wherein device interior changes force-output shaft 13 has two support arms connecting lever into one, transmission pole 14 drives one of them support arm, whole connecting lever is driven to rotate around fulcrum, another support arm is then connected with device interior transmission pole 14 to drive together with device interior transmission pole 14 and moves, device interior transmission pole 14 drives arc control device 15 to move up and down again, play the effect that high-tension apparatus cut-offs arc-suppression function and closes.
The merit required for divide-shut brake of existing this circuit breaker has external manipulation mechanism to provide, but wherein energy is lossy in the transmission, is therefore necessary to improve existing circuit breaker.
[summary of the invention]
The object of the present invention is to provide a kind of circuit breaker that can reduce operating work energy loss.
For reaching aforementioned object, a kind of sulfur hexafluoride breaker of the present invention, it mechanism case comprising arc control device host cavity and be positioned at below arc control device host cavity, wherein arc control device host cavity comprises the collecting cavity formed by shell, three-phase arc control device are provided with in collecting cavity, wherein three-phase arc control device are triangularly arranged in described collecting cavity, the movable feeler lever of each arc control device to be extended with from mechanism case by connecting rod and the transmission pole run through into arc control device is connected, transmission pole is driven by driving mechanism, drives the movable feeler lever of connecting rod and arc control device to move up and down.
According to one embodiment of present invention, the movable feeler lever of described arc control device and connecting rod are positioned at the cavity of collecting arc control device, and described transmission pole one end is positioned at the cavity of collecting arc control device, and the other end is positioned at mechanism case.
According to one embodiment of present invention, on mechanism case, the penetrating via surrounding of described transmission pole is provided with sealing device.
According to one embodiment of present invention, described connecting rod is that one end is vertical with arc control device movable feeler lever, the straight-bar that the other end is vertical with transmission pole.
Circuit breaker of the present invention adopts the connecting rod of straight-bar to drive arc control device, decrease the center roller switching energy device in existing circuit breaker, reduce wherein unnecessary transmission consumed work, thus just can reduce operating mechanism power output, can reduce on the basis of original operating mechanism power output and be about 5%.And three-phase arc control device of the present invention adopt the mode of rounded projections arranged, can save space, be conducive to the miniaturization of breaker structure.
[accompanying drawing explanation]
Fig. 1 is the structural representation of existing circuit breaker.
Fig. 2 is the part-structure cutaway view of circuit breaker of the present invention.
Fig. 3 is the plan structure figure of the arc control device of circuit breaker of the present invention.
Fig. 4 is the structural representation of circuit breaker of the present invention.
[embodiment]
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Alleged herein " embodiment " or " embodiment " refers to special characteristic, structure or the characteristic that can comprise at least one implementation of the present invention.Different local in this manual " in one embodiment " occurred not all refers to same embodiment, neither be independent or optionally mutually exclusive with other embodiments embodiment.
Refer to shown in Fig. 2, it shows the part-structure cutaway view of circuit breaker of the present invention.Because main contents of the present invention relate to the transmission mechanism of circuit breaker, so the part-structure of the circuit breaker upper end shown in figure is not completely shown.As shown in Figure 3, circuit breaker of the present invention it comprise the arc control device host cavity 21 of upper end and the mechanism case 22 of lower end.
Incorporated by reference to shown in Fig. 2 and Fig. 3, the arc control device host cavity 21 of circuit breaker of the present invention comprises the collecting cavity 211 formed by shell, three-phase arc control device 212 are provided with in collecting cavity 211, as shown in Figure 2, overlook from top, arc control device 212 positional alignment triangular in shape in host cavity 21 of described three-phase.Relative to the mode that three-phase arc control device are arranged side by side in same chamber, rounded projections arranged mode of the present invention more can save space, is conducive to the miniaturization of breaker structure.
Shown in Fig. 2, the driving arc control device of circuit breaker of the present invention close a floodgate and the transmission mechanism of disconnection comprises movable feeler lever 23, connecting rod 24, transmission pole 25 and driving mechanism 26 etc.
Wherein movable feeler lever 23 and connecting rod 24 are positioned at the cavity 21 of collecting arc control device 212, and one end of transmission pole 25 is positioned at arc control device host cavity 21, and the other end is positioned at mechanism case 22.
Wherein one end of movable feeler lever 23 is connected with the moving contact of arc control device 212, and the other end of movable feeler lever 23 is connected with one end of connecting rod 24.The other end of connecting rod 24 is connected with one end of transmission pole 25.Wherein connecting rod 24 is that one end is connected the other end and transmission pole 25 straight-bar connected vertically with movable feeler lever 23 is vertical.The other end of transmission pole 25 is connected with the driving mechanism 26 in mechanism case 22, provides actuating force by external manipulation mechanism (not shown) to driving mechanism 26.Wherein on mechanism case 22, the channel setting that transmission pole 25 passes mechanism case place has hermetically-sealed construction 27.Concrete detailed construction the present invention about mechanism case 22 inside describes in detail no longer one by one.
During work, driving mechanism 26 in external manipulation mechanism driving mechanism case, driving mechanism 26 drives transmission pole 25 to move up and down, transmission pole 25 moves up and down, connecting rod 24 is driven vertically to move up and down, connecting rod 24 takes movable feeler lever 23 to and moves up and down, and movable feeler lever 23 drives the moving contact of arc control device to realize combined floodgate and the shutoff of circuit breaker.
Refer to Fig. 2 and shown in composition graphs 4, circuit breaker of the present invention, wherein transmission pole 25 is connected with connecting rod 24 is vertical, connecting rod 24 is connected with movable feeler lever 23 is vertical, external force drives transmission pole 25 to move up and down, movable feeler lever 23 is directly driven to move up and down by the connecting rod 24 of straight-bar, decrease the center roller switching energy device (namely there is the connecting lever of two support arms) of the rotation in existing circuit breaker, reduce wherein unnecessary transmission consumed work, thus just can reduce operating mechanism power output, can reduce on the basis of original operating mechanism power output and be about 5%.
Above-mentioned explanation fully discloses the specific embodiment of the present invention.It is pointed out that the scope be familiar with person skilled in art and any change that the specific embodiment of the present invention is done all do not departed to claims of the present invention.Correspondingly, the scope of claim of the present invention is also not limited only to previous embodiment.
Claims (1)
1. a sulfur hexafluoride breaker, it mechanism case comprising arc control device host cavity and be positioned at below arc control device host cavity, wherein arc control device host cavity comprises the collecting cavity formed by shell, three-phase arc control device are provided with in collecting cavity, wherein three-phase arc control device are triangularly arranged in described collecting cavity, the movable feeler lever of each arc control device to be extended with from mechanism case by connecting rod and the transmission pole run through into arc control device is connected, transmission pole is driven by driving mechanism, the movable feeler lever of connecting rod and arc control device is driven to move up and down, described connecting rod is that one end is vertical with arc control device movable feeler lever, the straight-bar that the other end is vertical with transmission pole, on mechanism case, the penetrating via surrounding of described transmission pole is provided with sealing device, the movable feeler lever of described arc control device and connecting rod are positioned at the cavity of collecting arc control device, described transmission pole one end is positioned at the cavity of collecting arc control device, the other end is positioned at mechanism case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210141079.0A CN102646544B (en) | 2012-05-08 | 2012-05-08 | Sulfur hexafluoride breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210141079.0A CN102646544B (en) | 2012-05-08 | 2012-05-08 | Sulfur hexafluoride breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102646544A CN102646544A (en) | 2012-08-22 |
| CN102646544B true CN102646544B (en) | 2015-11-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210141079.0A Active CN102646544B (en) | 2012-05-08 | 2012-05-08 | Sulfur hexafluoride breaker |
Country Status (1)
| Country | Link |
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| CN (1) | CN102646544B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4417111A (en) * | 1980-02-20 | 1983-11-22 | Hitachi, Ltd. | Three-phase combined type circuit breaker |
| CN102403162A (en) * | 2010-09-17 | 2012-04-04 | 日本Ae帕瓦株式会社 | Gas circuit breaker |
| CN102420072A (en) * | 2011-08-12 | 2012-04-18 | 王永法 | Three-phase co-chamber vacuum extinction chamber |
| CN202616129U (en) * | 2012-05-08 | 2012-12-19 | 无锡恒驰电器制造有限公司 | Sulphur hexafluoride circuit breaker |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1153998A (en) * | 1997-08-07 | 1999-02-26 | Mitsubishi Electric Corp | Gas circuit breaker |
-
2012
- 2012-05-08 CN CN201210141079.0A patent/CN102646544B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4417111A (en) * | 1980-02-20 | 1983-11-22 | Hitachi, Ltd. | Three-phase combined type circuit breaker |
| CN102403162A (en) * | 2010-09-17 | 2012-04-04 | 日本Ae帕瓦株式会社 | Gas circuit breaker |
| CN102420072A (en) * | 2011-08-12 | 2012-04-18 | 王永法 | Three-phase co-chamber vacuum extinction chamber |
| CN202616129U (en) * | 2012-05-08 | 2012-12-19 | 无锡恒驰电器制造有限公司 | Sulphur hexafluoride circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102646544A (en) | 2012-08-22 |
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| CB02 | Change of applicant information |
Address after: 214161 lakes in Jiangsu province Wuxi City foreshore Hu Dai Zhen Hu Dai Lu Industrial Park Lotus Road No. 1 Applicant after: Jiangsu Nan Ruihengchi electrical equipment Co., Ltd Address before: 214161 lakes in Jiangsu province Wuxi City foreshore Hu Dai Zhen Hu Dai Lu Industrial Park Lotus Road No. 1 Applicant before: Wuxi Hengchi Electric Apparatus Manufacturing Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |