Clutch device for electronic lock

Abstract

The invention discloses a clutch device for an electronic lock. The clutch device comprises a lever handle, a lever handle panel, an upper clutch, a lower clutch, an electromagnet, a clutch pin and a clutch pin offsetting spring; the lever handle comprises a lever handle shank and a lever handle rotating column; the lower clutch is sleeved on the lever handle rotating column; the upper clutch is attached to the lower clutch; a square slot linked with a lock body is formed on the upper clutch; a lug is arranged on the end face, which is attached to the upper clutch, of the lower clutch; an extension block pressed against the lug is arranged at the position, which corresponds to the lug on the lower clutch, of the upper clutch; the clutch pin is inserted into the upper clutch, and a through hole through which the clutch pin passes is formed at the corresponding position of the lower clutch; the clutch pin offsetting spring is arranged between the upper clutch and the lower clutch; and one end of the clutch pin is arranged in the through hole of the lower clutch correspondingly, and the other end of the clutch pin is matched with the electromagnet in a pressing manner. The whole clutch device has a simple structure; the number of required accessories is small; and the clutch device is convenient to install and maintain.

Description

technical field [0001] The invention relates to the field of lock manufacturing, in particular to a clutch device for an electronic lock. Background technique [0002] At present, electronic locks are widely used in people's daily life. It is an indispensable safety device, which guarantees people's property and personal safety. With the development of locks, in order to facilitate people to enter and exit the door, a handle linked with the lock body is usually added on the handle panel of the door lock, and the lock body and the handle are opened by the handle to the lock body through a clutch device. and closing, but the structure of the clutch device adopted by the existing lock body is relatively complicated, and many parts are used, which leads to troubles in the production and installation process of the lock, is prone to failure, and is not easy to repair after failure. Contents of the invention [0003] Aiming at the deficiencies of the prior art, the invention pr...

AI Technical Summary

Problems solved by technology

With the development of locks, in order to facilitate people to enter and exit the door, a handle linked with the lock body is usually added on the handle panel of the door lock, and the lock body and the handle are opened by the handle to the lock body through a clutch device. and closing, but the structure of the clutch device used in the existing lock body is relatively complicated, and many parts are used, which makes the production and installation process of the lock troublesome, prone to failure, and difficult to repair after failure

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