Fast opened and closed pillar-type circuit breaker
A pillar type, circuit breaker technology, applied in the direction of protection switch operation/release mechanism, etc., can solve the problems of insufficient sensitivity and slow switching speed.
Pending Publication Date: 2019-12-20
常德威迪电气有限责任公司
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Problems solved by technology
[0005] The embodiment of the present invention provides a fast opening and closing pillar circuit breaker, which aims to solve the problem of slow opening and closing switching speed and insufficient sensitivity of the existing pillar circuit breaker
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[0028] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0029] see Figure 1-2 , a fast opening and closing pillar circuit breaker provided by the present invention includes a box body 1, a solid-sealed pole 2, a spring operating mechanism 3, a closing and opening structure 4, a junction box 5, an auxiliary switch 6 and a linkage mechanism 7 , the top surface of the box 1 is equidistantly fixedly connected with three solid-sealed poles 2, the spring operating mechanism 3 and the auxiliary switch 6 are installed inside the box 1, the spring operating mechanism 3 and the auxiliary switch 6 are arranged inside the box 1, and the box 1 One side is connecte...
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The invention is suitable for the technical field of circuit breakers and provides a fast opened and closed pillar-type circuit breaker. The fast opened and closed pillar-type circuit breaker comprises a box body, embedded poles, a spring operation mechanism, an opening and closing structure, a junction box, an auxiliary switch and a connecting rod mechanism, wherein three embedded poles are fixedly connected with the top surface of the box body at equal intervals; the spring operation mechanism and the auxiliary switch are arranged in the box body; the spring operation mechanism and the auxiliary switch are arranged in the box body; one side surface of the box body is connected with an outer cylinder; the opening and closing structure is arranged on the side surface of the box body and inthe outer cylinder; one end surface of the box body is fixedly connected with the junction box; the spring operation mechanism is provided with a crank arm, an opening half shaft, a closing half shaft, a manual opening and closing shaft, a main shaft, a closing spring, a travel switch and a release; and the opening and closing structure comprises a closing coil, an opening coil, a movable iron core, a magnet assembly and an ejector rod to achieve closing and opening. The fast opened and closed pillar-type circuit breaker has fast operating characteristics and has the advantages of fast opening and closing functions and a fast fault protection function.
Description
technical field [0001] The invention belongs to the technical field of circuit breakers, in particular to a fast opening and closing pillar type circuit breaker. Background technique [0002] A pole-mounted circuit breaker is a circuit breaker that is installed and operated on a pole. The strength research level and manufacturing technology of various circuit breakers have made great progress. Vacuum circuit breakers are not limited to medium voltage power grids, but are developing towards high voltage and large capacity. The power research level and manufacturing technology of various circuit breakers have made great progress. Vacuum circuit breakers are not limited to medium-voltage power grids, but are developing towards high voltage and large capacity. Sulfur hexafluoride circuit breakers have many Advantages, such as strong breaking capacity, many continuous breaking times, frequent operation, low operating noise, no fire hazard, etc., it is a very good oil-free equipm...
Claims
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Patent Timeline
Login to View More IPC IPC(8): H01H71/10H01H71/24H01H71/32H01H71/68
CPCH01H71/10H01H71/24H01H71/32H01H71/68
Inventor 高建民高碧寒
Owner 常德威迪电气有限责任公司