Anti-theft door lock

Abstract

The invention relates to the field of door locks, in particular to an anti-theft door lock. The anti-theft door lock comprises a door lock body, a connecting column, a placing plate, a placing hole, alubricating mechanism, a spraying mechanism, a spraying hole, a rotating shaft, a fourth torsional spring, a water outlet hole, a sliding groove, a water storage groove, a rotating block, a movable plate, a second spring, a water inlet hole, a fourth baffle, a water supply mechanism, a suction cavity, a limiting block, a third spring, a suction pipe and a filter ball. A correct key is inserted into the door lock body and then rotates, the connecting column drives the rotating block to slide in the sliding groove, the limiting block moves in the top end direction, a disinfectant enters the sliding groove through the filter ball and the suction pipe, and after a user loosens the door lock body, the fourth torsional spring automatically resets to drive the rotating block. At the moment, thedisinfectant in the sliding groove is extruded by the rotating block and guided out from the water outlet hole, the disinfectant is sprayed to the door lock body through the spraying hole, the sprayeddisinfectant effectively hinders breeding of harmful bacteria, the risk of contact transmission of the harmful bacteria is avoided, and potential safety hazards of sanitation are reduced.

Description

technical field [0001] The invention relates to the field of door locks, in particular to an anti-theft door lock. Background technique [0002] A door lock is, as the name implies, a device used to lock a door to prevent others from opening the door. There are many types of door locks, and the requirements for door locks are different in various occasions. Ordinary families generally use anti-theft door locks, which have high security and are relatively cheap. [0003] However, the surface of general anti-theft door locks will be contaminated with harmful bacteria on the user's hands after being used. After different users have touched the door lock, it is easy to cause the spread of harmful bacteria, thereby causing certain hidden dangers to health and safety. Contents of the invention [0004] The object of the present invention is to provide an anti-theft door lock in order to solve the above problems, which has the advantage of automatically disinfecting the door loc...

AI Technical Summary

Problems solved by technology

[0003] However, the surface of general anti-theft door locks will be contaminated with harmful bacteria on the user's hands after being used. After different users have touched the door lock, it is easy to cause the spread of harmful bacteria, thus causing certain health and safety hazards

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