A door lock with a flap

By integrating the clutch assembly and control circuit board on the inside of the door lock front cover and adopting a detachable two-way flip cover design, the problems of complex structure and inflexible flip cover of existing smart door locks are solved, achieving efficient assembly and convenient operation.

CN224478786UActive Publication Date: 2026-07-10FENGDE HARDWARE PROD FACTORY XIAOLAN TOWN ZHONGSHAN CITY
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FENGDE HARDWARE PROD FACTORY XIAOLAN TOWN ZHONGSHAN CITY
Filing Date
2025-06-18
Publication Date
2026-07-10

AI Technical Summary

Technical Problem

Existing smart door locks have complex structures, cumbersome wiring, limited space, and inconvenient operation. Furthermore, the flip-top design lacks flexibility and detachability, affecting assembly efficiency and maintenance difficulty.

Method used

The door lock adopts a reverse integration design, with the clutch assembly and control circuit board installed inside the front cover of the door lock. It can be flipped in both directions through a detachable flip cover, and the charging interface is integrated into the flip cover, which simplifies the assembly process and improves the ease of operation.

Benefits of technology

It improves the assembly efficiency and functional expandability of door locks, simplifies the maintenance process, and enhances user operation convenience and product practicality.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224478786U_ABST
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Abstract

The utility model discloses a door lock with flap, it includes door lock bottom plate and door lock front cover, this door lock front cover covers and installs the front end at this door lock bottom plate, the inner surface of this door lock front cover is equipped with clutch mounting position and circuit board mounting position respectively, the clutch mounting position is equipped with clutch assembly, and the circuit board mounting position is equipped with control circuit board, the lower surface of this door lock front cover is set up and is equipped with flap piece in the flap slot, the utility model discloses a door lock with flap realizes the reverse integration installation of core component, and effectively promotes the assembly efficiency, the lower surface of door lock front cover is set up and is equipped with flap piece in the flap slot, and the flap piece can be turned up and down, improves the function expandability and the operation convenience of door lock.
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