An inductive proximity switch for elevator

The utility model provides an inductive proximity switch for an elevator. The inductive proximity switch comprises a shell, a circuit board and an oscillator, the shell comprises an inner shell body,the left side and the right side of the inner shell body are each provided with an outer shell body,...

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Bibliographic Details
Main Author WEI JINFA
Format Patent
LanguageChinese
English
Published 23.07.2019
Subjects
BASIC ELECTRONIC CIRCUITRY
ELECTRICITY
ELEVATORS
ESCALATORS OR MOVING WALKWAYS
HAULING
HOISTING
LIFTING
PERFORMING OPERATIONS
PULSE TECHNIQUE
TRANSPORTING
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Summary:The utility model provides an inductive proximity switch for an elevator. The inductive proximity switch comprises a shell, a circuit board and an oscillator, the shell comprises an inner shell body,the left side and the right side of the inner shell body are each provided with an outer shell body, the front end of the inner shell body is provided with two induction shell bodies, a notch is formed between the two induction shell bodies, and a fixing groove is formed between the inner shell body and the two induction shell bodies in a communicating mode. The circuit board is fixed in the fixing groove of the inner shell through a clamping structure; an oscillator is arranged in each induction shell, each oscillator comprises a magnetic core and a coil wound on the magnetic core, and the coils on the two oscillators are connected with capacitors on the circuit board respectively; the shell is covered with the cover plate, the cover plate is locked and fixed to the shell through screws,installation is convenient
Bibliography:Application Number: CN201821986229U