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Manual operating mechanism of circuit breaker

A manual operation, circuit breaker technology, applied in the protection switch operation/release mechanism, circuit, parts of the protection switch, etc., can solve the problem of easy misoperation, etc., and achieve the protection level that is not easy to misuse, realizes the padlock function, and has a high degree of protection. Effect

Pending Publication Date: 2020-11-06
LEGRAND LOW VOLTAGE ELECTRICAL APPLIANCES WUXI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide a manual operating mechanism for a circuit breaker, which can solve the problem that the trip button is on the front and is easy to misoperate

Method used

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  • Manual operating mechanism of circuit breaker
  • Manual operating mechanism of circuit breaker
  • Manual operating mechanism of circuit breaker

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Embodiment Construction

[0018] The specific embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

[0019] Figure 1-5 Middle, including handle 1-1, positioning piece 1-2, cover 1-3, card plate 1-4, slide plate 1-5, spring leaf 1-6, bushing 1-7, push rod 1-8, pushing Inclined surface 1-81, base 1-9, transmission shaft 1-11, cam 2-6, transmission column 1-22, shaft 2, ejector rod 2-1, spring 2-2, return spring 2-3, stopper 2-4, fixed plate 2-5, lever 2-6, guide 4-1, bearing pin 5-1, retaining shaft 5-2, shaft screw 5-3, etc.

[0020] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in further detail below in conjunction with specific embodiments and with reference to the accompanying drawings. Wherein the same components are denoted by the same reference numerals.

[0021] Such as figure 1 , 2 , 4, the present invention is a manual operating mechani...

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Abstract

The invention relates to a manual operating mechanism of a circuit breaker. The manual operating mechanism comprises a cover, which is internally and rotatably provided with a positioning piece; the positioning piece is fixedly connected with the lower part of a shaft; the upper part of the shaft is connected to a handle, a base is connected under the cover, a sliding plate is installed in the base in a sliding mode, a guide piece is installed on sliding plate, a guide groove is formed in the guide piece; a bush is mounted on the bottom of the sliding plate, a cam is mounted on the bottom of the positioning piece; a transmission column is mounted on the bottom of the cam; the transmission column is positioned in the guide groove; a push rod groove is arranged in the base; a push rod is slidingly arranged in the push rod groove; one end of the push rod is exposed from the lateral surface of the base and is provided with a manual test button label, a spring is arranged between the otherend of the push rod and the push rod groove, and the lower part of the push rod is provided with a pushing slope. The structure of the mechanism is simple, the occupied space is small, the shell is made of a flame retardant plastic material, which is economic and has a high protective performance; the test button is arranged on the lateral surface of the mechanism, the operation is safe, the misoperation is difficult, the manual locking is realized through mechanism transmission, a locking function is realized, and the handle indication position becomes more stable.

Description

technical field [0001] The invention belongs to the technical field of low-voltage electrical appliances and relates to a manual operating mechanism of a circuit breaker. Background technique [0002] In the prior art, the structure of the manual operating mechanism is as follows: 1. The shell is made of metal; 2. The trip button is on the front, which is easy to misuse; 3. Directly press the trip button vertically to trip. Contents of the invention [0003] The purpose of the present invention is to provide a manual operating mechanism of a circuit breaker, which can solve the problem that the trip button is on the front and is easy to be misoperated. [0004] According to the technical solution provided by the present invention: a manual operating mechanism of a circuit breaker, including a cover, a positioning part is installed in the cover, the positioning part is fixedly connected to the lower part of the shaft, the upper part of the shaft is connected to the handle, ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01H71/02H01H71/12H01H71/10H01H71/04
CPCH01H71/0207H01H71/04H01H71/1054H01H71/128
Inventor 巴飞刘德英钱勇胡蛟韩瑄高杰
Owner LEGRAND LOW VOLTAGE ELECTRICAL APPLIANCES WUXI
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