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Refrigerator door switch

A refrigerator door and switch technology, applied in electrical switches, electrical components, circuits, etc., can solve the problems of large contact stroke, large shear force at the contact position, broken moving reed, etc. Service life and stroke reduction effect

Inactive Publication Date: 2010-08-25
张家港华峰电接插元件有限公司
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] In the above-mentioned traditional refrigerator door switch, since the positioning pin 109 is straight and short, the shearing force at the contact position is large, and the movable reed tends to break at the contact position, and the contact is required when the contact is completely disconnected. larger stroke

Method used

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Embodiment Construction

[0019] The specific content of the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0020] As shown in Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the refrigerator door switch includes: a base 1, a button 2 is arranged on the upper end of the base 1, and a mounting hole is arranged in the cavity of the base 1. A torsion spring 3 is arranged in the hole, and the torsion spring arm 31 on the torsion spring 3 is in contact with the lower end of the button 2. A fixed terminal 4 is arranged on the bottom side of the cavity of the base 1, and a static contact is arranged on the fixed terminal 4. Point 5, a movable reed 6 is provided on the other side of the bottom of the cavity of the base 1, and a movable contact 7 that cooperates with the static contact 5 is arranged on the movable reed 6, and the movable reed 6 leads out of the base One end of 1 is a terminal, and the other end of the moving reed 6 cooperates wit...

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Abstract

The invention discloses a refrigerator door switch which comprises a base, wherein a button is arranged at the upper end of the base, a mounting hole is arranged in a base cavity, a torsional spring is arranged in the mounting hole, a torsional spring arm on the torsional spring is abutted against the lower end of the button, a fixed terminal is arranged at one side of the bottom in the base cavity, a static contact is arranged on the fixed terminal, a movable reed is arranged at the other side of the bottom in the base cavity, a movable contact which is matched with the static contact is arranged on the movable reed, a terminal is arranged at one end of the movable reed which leads the base out, the other end of the movable reed is mutually matched with one end of a positioning pin in the base cavity, an arc-shaped demising groove and a contact boss are arranged on one end of the positioning pin which is mutually matched with the movable reed, the other end of the positioning pin is connected with the lower end of the button, and a cover plate is arranged on a base cavity hole. The invention has the advantages of prolonging the service life of the refrigerator door switch and ensuring that the on-off stroke of the refrigerator door switch is reduced and the on-off switching is fast.

Description

technical field [0001] The invention relates to a switch device for switching a circuit, in particular to a refrigerator door switch. Background technique [0002] As shown in Fig. 1, Fig. 2, and Fig. 3, the structure of a traditional refrigerator door switch includes: a base 101, a button 102 is arranged on the upper end of the base 101, and a mounting hole is arranged in the cavity of the base 101. A torsion spring 103 is arranged in the hole, and the torsion spring arm 104 on the torsion spring 103 is against the lower end of the button 102. A fixed terminal 105 is arranged on the bottom side of the cavity of the base 101, and a static contact is arranged on the fixed terminal 105. At point 106, a movable reed 107 is provided on the other side of the bottom of the cavity of the base 101, and a movable contact 108 that cooperates with the static contact 106 is arranged on the movable reed 107, and the movable reed 107 leads out of the base One end of 101 is a terminal, an...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01H13/26H01H13/36H01H13/10
Inventor 赵洪方刘忠
Owner 张家港华峰电接插元件有限公司
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