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Anti-theft padlock and key assembly

A key and padlock technology, applied in the field of combination of anti-theft padlocks and keys, can solve problems such as poor anti-theft performance

Inactive Publication Date: 2016-10-12
NINGBO YINZHOU JIANJUN MACHINERY TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The key in the padlock of the prior art only needs to be matched with the pin assembly in the lock cylinder to achieve the purpose of unlocking. In this way, it is easy to insert the keyhole directly into the keyhole with the help of unlocking guns, steel sheets, screwdrivers and other unlocking tools. Toggle or even destroy the pin in the lock cylinder, the lock can be forcibly opened in a short time, resulting in poor anti-theft performance

Method used

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  • Anti-theft padlock and key assembly
  • Anti-theft padlock and key assembly
  • Anti-theft padlock and key assembly

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Embodiment Construction

[0021] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but the present invention is not limited to the following specific embodiments.

[0022] A combination of an anti-theft padlock and a key, including a key and a padlock,

[0023] The key includes a key handle 1 and a key body 2, and two rows of dental flowers 3 are symmetrically arranged on both sides of the key body 2 along the center line;

[0024] Described padlock comprises lock body 4, lock cylinder 5, lock ring 6, dead bolt 7 and unlocking device; The first hole 8, and the first compression spring 9 is provided in the first hole 8, one end of the first compression spring 9 is against the bottom of the first hole 8, and the other end of the first compression spring 9 is in contact with the lock ring 6 The end faces extending into one end of the first hole 8 are against each other; and the outer wall of the first stage clip 9 extending into ...

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Abstract

The invention relates to the field of locks, in particular to an anti-theft padlock and key assembly. The anti-theft padlock and key assembly comprises a key and a padlock. An unlocking device is arranged in the padlock. The unlocking device comprises an unlocking column (32), wherein the unlocking column (32) is coaxial with a lock cylinder tail (19) and is used for rotating and squeezing a second compression spring (14). A fifth hole (33) used for installing the unlocking column (32) is formed in a lock body (4). The fifth hole (33) communicates with a fourth hole (17). The unlocking column (32) is installed in the fifth hole (33). A gap is formed between the end, away from the second compression spring (14), of the unlocking column (32) and the lock cylinder tail (19). A second key hole (34) allowing a key body (2) to be inserted therein to drive the unlocking column (32) to rotate is further formed in the unlocking column (32). The anti-theft effect of the anti-theft padlock and key assembly is good.

Description

technical field [0001] The invention relates to the field of locks, in particular to a combination of an anti-theft padlock and a key. Background technique [0002] In daily life, locks are an important tool for protecting people's property safety. Padlock is comparatively a kind of in lockset, is widely used in places such as drawer, door, bicycle, therefore, the anti-theft performance of padlock is valued especially by people. The key in the padlock of the prior art only needs to be matched with the pin assembly in the lock cylinder to achieve the purpose of unlocking. In this way, it is easy to insert the keyhole directly into the keyhole with the help of unlocking guns, steel sheets, screwdrivers and other unlocking tools. Toggle or even destroy the pin in the lock cylinder, the lock can be forcibly opened in a short time, resulting in poor anti-theft performance. Contents of the invention [0003] The technical problem to be solved by the present invention is to pro...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E05B67/00E05B67/06E05B27/08E05B19/08
CPCE05B67/00E05B19/0017E05B27/08E05B67/06
Inventor 陆颂荫
Owner NINGBO YINZHOU JIANJUN MACHINERY TECH
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