一种延迟关闭的门结构

By designing a delayed locking device and a locking device, combined with a hydraulic system and an electric push rod, a buffer opening and closing mechanism for the entrance door is achieved, solving the problems of hinge deformation and fingerprint lock damage, and improving the door's service life and anti-theft performance.

CN117306981BActive Publication Date: 2026-07-17ZHEJIANG JIUYI DOORS & WINDOWS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ZHEJIANG JIUYI DOORS & WINDOWS CO LTD
Filing Date
2023-10-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The impact of the front door opening and closing on the hinges can cause deformation and noise, and closing it quickly in strong winds may damage the fingerprint lock.

Method used

The door employs a delayed locking device and a locking device, with the controller controlling the delayed closing of the door. Combined with a hydraulic system and an electric push rod, it achieves a buffered opening and closing of the door, reducing the burden on the hinges and the impact of rapid closing.

Benefits of technology

It reduces hinge deformation and noise, decreases the risk of damage to the fingerprint lock, improves anti-theft performance, and prevents rapid closing in strong winds.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明公开了一种延迟关闭的门结构，包括门体，门体与门框转动连接，门体与门框之间配合有指纹锁，还包括延迟锁止装置，所述延迟锁止装置与墙体或门框固定，并与所述门体转动配合，在所述延迟锁止装置内安装有锁闭装置，所述锁闭装置伸出后插入至门体内，锁闭装置的插入位置位于门体远离指纹锁的锁舌那一端，在所述锁闭装置上集成有控制器，指纹锁连接所述控制器，当指纹锁解锁时，所述延迟锁止装置解锁，所述门体可转动，当指纹锁锁闭时，所述延迟锁止装置和锁闭装置同时锁闭，所述门体被关闭；本产品可以缓冲开、关，并且可以避免快速关闭造成冲击。
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Citation Information

Patent Citations

  • A delay apparatus for a door with a door closer, a door closer with a delay apparatus and a door with a door closer comprising a delay apparatus

    CN101117872A

  • Delayed closing device for intelligent security door

    CN111734272A

  • Automatic induction door that opens and shuts of intelligence

    CN206503519U

  • A new type of explosion-proof door locking device

    CN218862467U