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Security door handle with protection member

A technology of anti-theft doors and protective parts, which is applied in the direction of handle connection, devices to prevent keys from being removed from locks, door/window accessories, etc., which can solve the problems of anti-theft effect limitation, improve anti-theft performance and the possibility of being damaged sex-reducing effect

Inactive Publication Date: 2011-04-06
CHENGDU SHENGERJIA SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Some of the locks of the current home anti-theft doors are locks and handles. The door can be opened by turning the handle while unlocking. Thieves often steal by picking the lock or directly destroying the handle. The anti-theft effect is limited to a certain extent. In the case of stealing, most of the ways are to destroy the lock. After the existing lock is installed on the door body, the lock hole is directly exposed on the outer surface of the door body, and the thief can directly destroy the lock. In fact, It is to destroy the internal mechanism of the lock to achieve the purpose of unlocking.

Method used

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  • Security door handle with protection member
  • Security door handle with protection member
  • Security door handle with protection member

Examples

Experimental program
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Effect test

Embodiment Construction

[0011] Below in conjunction with accompanying drawing, the present invention will be further described:

[0012] preferred embodiment

[0013] Such as figure 1 and figure 2 The shown anti-theft door handle with protective parts includes a handle 2 movably installed on the door body 1, a lock 3 inside the handle 2, and a protective cover 4 outside the handle 2. The protective cover 4 Corresponding to the corresponding position of the unlocking position of the lock 3, there is an inlet 5 for the key to enter. The protective cover body 4 is fixedly installed on the outside of the handle 2 and can rotate synchronously with the rotation of the handle 2.

[0014] Between the inlet hole 5 of the protective cover body 4 and the unlocking position of the lock 3, an introduction channel 6 for facilitating the insertion of a key is provided.

[0015] The introduction channel 6 is made of elastic material, and when the key is not inserted, the inside of the introduction channel 6 is i...

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PUM

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Abstract

The invention discloses a security door handle with a protection member and relates to the security door handle. The invention aims to provide the security door handle which has the protection member, and can effectively protect a lock mounted on the security door handle from being broken. The aim of the invention is fulfilled by the following technical scheme: the security door handle with the protection member comprises a handle movably mounted on a door body, and a lock positioned in the handle; a protection shade body covers the handle; an inlet hole in which a key can be inserted is correspondingly opened at a position, corresponding to an unlocking part of the lock, of the protection shade body; the protection shade body is fixedly mounted on the external part of the handle and capable of synchronously rotating along with the rotation of the handle; an import channel in which the key can be conveniently inserted is formed between the inlet hole of the protection shade body and the unlocking part of the lock; the import channel is made from an elastic material; and when the key is not inserted into the inlet hole, the inner part of the import channel is in a closed state. The security door handle is mainly applied to various security doors.

Description

technical field [0001] The invention relates to an anti-theft door handle, in particular to an anti-theft door handle with a guard. Background technique [0002] Some of the locks of the current home anti-theft doors are locks and handles. The door can be opened by turning the handle while unlocking. Thieves often steal by picking the lock or directly destroying the handle. The anti-theft effect is limited to a certain extent. In the case of stealing, most of the ways are to destroy the lock. After the existing lock is installed on the door body, the lock hole is directly exposed on the outer surface of the door body, and the thief can directly destroy the lock. In fact, It is to destroy the internal mechanism of the lock to achieve the purpose of unlocking. Contents of the invention [0003] The object of the present invention is to provide a kind of anti-theft door handle with protective parts which can effectively protect the lock installed together with the anti-theft...

Claims

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Application Information

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IPC IPC(8): E05B3/00E05B17/14E05B15/08E05B13/10
Inventor 刘光奎
Owner CHENGDU SHENGERJIA SCI & TECH