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Door lock device for large door

A door lock, a large-scale technology, applied in the direction of building fastening devices, buildings, building structures, etc., can solve the problem of damage to the door lock transmission mechanism, etc., and achieve the effects of simple installation, convenient door closing, and convenient operation

Pending Publication Date: 2021-06-25
墙管家建筑科技(上海)有限公司 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although the door lock structure in this patent can realize the locking of the door, when in use, the user needs a large force to complete the unlocking and locking operation, and the door lock transmission mechanism will be damaged due to excessive force or improper force

Method used

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  • Door lock device for large door
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  • Door lock device for large door

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Embodiment Construction

[0032] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

[0033] A door lock device for a large door, the structure of which is as figure 1 As shown, the device is installed on the door frame 23 for locking the door frame 23 on the frame panel 6. The door lock device includes a top lock point unit, an opening unit, a bottom lock point unit and a linkage unit 3, and the top lock point The unit and the bottom lock point unit are installed on the top and bottom of the door frame 23 respectively, and the opening unit...

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Abstract

The invention relates to a door lock device for a large door. The device is mounted on a door leaf frame and used for locking the door leaf frame on a frame panel; the door lock device comprises a top locking point unit, an opening unit, a bottom locking point unit and a linkage unit; the top locking point unit and the bottom locking point unit are mounted at the top and the bottom of the door leaf frame correspondingly; the opening unit is mounted on the door leaf frame and located between the top locking point unit and the bottom locking point unit; the opening unit is connected with the top locking point unit and the bottom locking point unit through the linkage unit; and the opening unit controls the top locking point unit and the bottom locking point unit through the linkage unit to achieve the locking and unlocking actions. Compared with the prior art, the door lock device has the beneficial effects of being low in failure rate, convenient to operate, easy to mount, convenient to operate and maintain, high in attractiveness and the like.

Description

technical field [0001] The invention relates to the technical field of mechanical door locks, in particular to a door lock device for large doors. Background technique [0002] The gates of large exhibition halls or some industrial plants and auxiliary buildings need to pass through large mechanical equipment, exhibition items or vehicles. Often the width and height of the gate are relatively large, and the weight of the gate leaf is relatively heavy. Due to the heavy door leaf, the door lock system of the door cannot use conventional door locks, and needs to be customized according to specific needs. Excessive force or improper force is often used during the opening and closing process of the existing door lock, resulting in damage to the transmission mechanism of the door lock. [0003] Chinese patent CN211008317U discloses a door lock structure suitable for an integral door leaf structure, including a door frame, a door leaf hinged with the door frame and one-way opening...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E05C9/04E05C1/16E05C9/10
CPCE05C1/16E05C9/04
Inventor 权永贵杨海林徐桦
Owner 墙管家建筑科技(上海)有限公司
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