A double lock cylinder door lock
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- CHENGDU BESTVISION TECH
- Publication Date
- 2016-09-14
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
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Abstract
Description
Technical field
[0001] The invention relates to a door lock device, in particular to a double lock core door lock. Background technique
[0002] At present, there is an embedded fingerprint door lock with a patent number of 201320171073.8. The fingerprint door lock is equipped with a fingerprint compartment to protect the fingerprint detector from contamination or impact damage. However, it uses an external switch to protect the fingerprint detector. The fingerprint compartment can also be opened from the outside without the authorization of the owner. If it is a thief or a child playing, it may easily damage the fingerprint detection device and cause damage to the door lock. Summary of the invention
[0003] The technical problem to be solved by the present invention is to provide a double-cylinder door lock. The double-cylinder door lock has the double protection effect brought by the fingerprint and mechanical double protection system in the prior art, and prevents the fingerpr...