Lock

Abstract

The embodiment of the invention provides a lock. The lock comprises a handle, an unlocking square bar, a clutch rod, a clutch sleeve, a clutch button and a compression spring; the handle is provided with a handheld part and a connecting part, the two ends of the clutch sleeve are respectively provided with a first groove and a second groove, and the unlocking square bar is clamped in the first groove; one end, provided with the second groove, of the clutch sleeve is sleeved with the end part of the connecting part; the connecting part is provided with a first through hole, the clutch rod is accommodated in the first through hole, the clutch button is inserted into the first through hole to be connected with the clutch rod, and the compression spring is arranged on the clutch rod in a sleeving mode and pre-compressed on the clutch button and a first boss; the clutch rod and the clutch sleeve are located at a closing position, and the clutch rod is clamped in the second groove; the handheld part rotates to a preset rotating position, and the connecting part rotates the unlocking square bar to the unlocking position through the clutch rod and the clutch sleeve; and the clutch rod andthe clutch sleeve are located at a separation position, and the clutch rod moves to a position separated from the clutch sleeve under the action of the elastic force of the compression spring. The unlocking operation is simplified while the safety of a user is improved.

Description

technical field [0001] The invention relates to the technical field of safety and anti-theft, in particular to a lock. Background technique [0002] Most of the locks for doors and windows currently on the market are generally provided with a handle, which can be rotatably connected to the panel of the lock through a handle installation device of the lock, wherein the handle installation device is connected to the panel. The handle can be divided into indoor handle and outdoor handle. Generally, the user can control the locking and unlocking of the lock through the indoor handle set by the lock. Among them, turning the indoor handle can realize the unlocking of the lock of the door and window. While the unlocking method of the lock provides convenience for the user, there is also a potential safety hazard. [0003] For example: the door lock on the security door. Most of the anti-theft doors on the market are equipped with peepholes, so that indoor users can determine the ...

AI Technical Summary

Problems solved by technology

It can be seen that in the related art, in order to ensure the safety of users, the operation of unlocking and opening the door can be completed by turning the indoor handle, and it becomes necessary to first toggle the toggle switch to the open position, and then turn the indoor handle to unlock and open the door. The door opening operation is complicated

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