Lock and lock state control method

Abstract

The invention discloses a lock. The lock can detect whether a user exists in a preset range of the lock or not, an image of a current user is acquired if the user exists, whether the user is a legal user or not is judged by comparing the image of the current user with a preset legal user image, and finally the switch state of the lock is controlled according to judgment results. Besides, the imageof the current user can be sent to a preset terminal bound with the lock in advance by a wireless communication device. Accordingly, the lock can control the state by judging whether the user is thelegal user or not, and the image of the current user can also be fed back to the preset terminal, so that safety and practicability of the lock are improved. The invention further provides a lock state control method with a function corresponding to the function of the lock.

Description

technical field [0001] The invention relates to the field of locks, in particular to a lock and a lock state control method. Background technique [0002] A lock refers to a device that acts as a seal, including locks, keys and their accessories. It is generally interpreted as "a seal that must be unlocked with a key." With the development of science and technology, locks are becoming more and more diverse. In addition to the key opening, it can also be opened with instructions such as light, electricity, magnetism, sound and fingerprints. [0003] However, if the lock is maliciously damaged, it may not be able to play a closed role. For example, when people generally go out, they will lock their doors through locks, so as to prevent strangers from entering the room. However, if the lock is opened maliciously, if the owner cannot find and stop it in time, indoor burglary may occur, resulting in property loss and the like. On the other hand, if the owner of the house accid...

AI Technical Summary

Problems solved by technology

[0005] The object of the present invention is to provide a lock and a lock state control method to solve the problem that the switching of the open and closed states of the traditional lock is completely dependent on the key, and the safety and practicability are low.

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