B type intelligent circuit breaker with automatic switching-in function

An intelligent circuit breaker and automatic closing technology, applied in the direction of automatic disconnection of emergency protection devices, circuits, circuit devices, etc., can solve problems such as user inconvenience, potential safety hazards, and the inability of circuit breakers to automatically close.

CN101694823BActive Publication Date: 2013-03-27HUBEI SHENGJIA ELECTRIC EQUIP +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Publication Date
2013-03-27

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Abstract

The invention relates to a B type intelligent circuit breaker with automatic switching-in function, which comprises a circuit breaker body, wherein the circuit breaker body comprises an upper cover, a handle, a bottom box and a bearing plate, wherein the upper cover is provided with a notch, two ends of which correspond to the opening / closing positions of the circuit breaker; the handle extends out of the notch; the bottom box is provided with a circuit breaker actuating mechanism, an incoming line terminal and an outgoing line terminal, and the circuit breaker actuating mechanism is triggered by the handle; the bearing plate is arranged between the upper cover and the bottom box, and is provided with a pinion and rack mechanism and a pushing part, and the pushing part is connected with the handle; and the bottom box is internally provided with a motor which is controlled by an automatic switching-in control unit, and the pinion and rack mechanism converts the rotation of the motor into the reciprocating motion of the pushing part, so that the handle is shifted between the opening / closing states.
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Description

technical field

[0001] The invention relates to a circuit breaker, in particular to a circuit breaker in which the motor capable of realizing the automatic closing function is placed in the bottom box and the handle is exposed. Background technique

[0002] For the electric power sector, switching and breaking equipment is an essential equipment to ensure the safety of electricity consumption and line switching. With the introduction of the country's smart grid plan, it is an important direction for circuit breaker equipment to move towards smart phones.

[0003] see figure 1 As shown, it is a circuit breaker in the prior art, and we call it a circuit breaker body in the present invention. The circuit breaker can be three-phase or single-phase, and can be an ordinary miniature circuit breaker , it can also be a large switch, which includes: a box body, the usual box body is composed of an upper cover and a bottom box, the upper cover is provided with a slot, and the two end...

Examples

Embodiment Construction

[0060] The above and other technical features and advantages of the present invention will be described in more detail below in conjunction with the accompanying drawings.

[0061] see figure 2 As shown, it is the front view of the B-type intelligent circuit breaker with automatic closing function of the present invention. The B-type intelligent circuit breaker with automatic closing function includes a circuit breaker body, and the circuit breaker body includes a The box body is composed of an upper cover 11, a carrier plate 10 and a bottom box 12. The bottom box 12 is provided with an incoming line port 115 and an outgoing line port 113 to realize the phase line and neutral Line entry and exit; each incoming line (phase line, neutral line) is separated by a longitudinal partition and connected with the incoming metal sheet inside.

[0062] The circuit breaker action mechanism includes: a handle 114, and a linkage assembly connected to the handle 114. A linkage rod lower en...