Electric switch

The utility model discloses an electric switch, which comprises a sealed shell, a circuit board assembly arranged in a cavity of the sealed shell, and a sliding block in sliding fit with a slideway onone side surface of the circuit board assembly through a conductive brush, the sliding block is in s...

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Bibliographic Details
Main Author LYU QIHUA
Format Patent
LanguageChinese
English
Published 11.10.2019
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Summary:The utility model discloses an electric switch, which comprises a sealed shell, a circuit board assembly arranged in a cavity of the sealed shell, and a sliding block in sliding fit with a slideway onone side surface of the circuit board assembly through a conductive brush, the sliding block is in sliding fit with the inner wall of the sealing shell, and a dust removal structure used for removingdust on the surface of the sliding way is arranged at the end, making contact with the sliding way, of the conductive brush. According to the electric switch with the structural design, dust on the surface of the slideway is automatically removed through back-and-forth sliding of the conductive brush, so that the service life of the electric switch is effectively prolonged, the reliability of theelectric switch is improved, and the dustproof effect of the electric switch can be further improved through the arrangement of the sealing shell. 本实用新型公开了一种电动开关，包括密封壳体、设置于所述密封壳体的腔体内的电路板组件、以及与所述电路板组件一侧面的滑道通过导电刷滑动配合的滑块；所述滑块与所述密
Bibliography:Application Number: CN201920557201U