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Antitheft lock

A technology of anti-theft locks and lock bodies, applied in the field of anti-theft locks, can solve the problems of inability to prevent theft and low security of locks, and achieve the effect of preventing technical opening

Inactive Publication Date: 2014-07-23
刘宏平
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide an anti-theft lock, which solves the problem that the existing locks are low in security and cannot be prevented from being opened by people using the unlocking technology.

Method used

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Examples

Experimental program
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Embodiment Construction

[0020] Specific implementation plan

[0021] Such as figure 1 , 2 As shown in, 3, and 4, an anti-theft lock includes a lock body 1, a main lock tongue 2 installed inside the lock body, and the main lock tongue 2 is provided with a lock tongue fixed to the lock body so that the main lock tongue can move back and forth The fixed piece and the paddle used to toggle the movement of the main bolt. The lock body is equipped with an inner anti-locking device 3 and an inner opening device 4, and the lock body is provided with a non-rotatable key hole 11 and a rotation with a return spring Rod 12, a handle is installed at one end of the rotating rod, and also includes,

[0022] A number of transmission rods 13 are coaxially installed inside the lock body to transmit the height of the key teeth to the sliding prevention piece 14;

[0023] A number of sliding preventing pieces 14 are slidably installed inside the lock body. The lower part of one end surface of the sliding preventing piece 14 i...

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PUM

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Abstract

The invention provides an antitheft lock. The antitheft lock comprises a lock body and a main spring bolt installed in the lock body. The main spring bolt is provided with a shifting sheet used for shifting the main spring bolt to move. An inner locking device and an inner unlocking device are arranged in the lock body. The lock body is provided with a key hole and a rotary rod, wherein the key hole cannot rotate and the rotary rod is provided with a reset spring. A handle is installed at one end of the rotary rod. The antitheft lock further comprises a plurality of transmission rods, a plurality of a sliding blocking sheets, a plurality of anti-shifting sheets, a shifting rod, a connecting rod, a shifting rod and an auxiliary spring bolt, wherein the transmission rods, the sliding blocking sheets, the anti-shifting sheets, the shifting rod, the connecting rod, the shifting rod and the auxiliary spring bolt are matched with one another. The problems that an existing lock is low in safety and cannot be prevented from being unlocked by a person through an unlocking technology are solved.

Description

Technical field [0001] The invention belongs to the field of locks, and particularly relates to an anti-theft lock suitable for various anti-theft doors. Background technique [0002] At present, most of the locks are composed of lock core, pin, spring, bolt, key and other components. The opening method is mostly the top opening. Due to the long history of this kind of lock, the unlocker can fully grasp the method of unlocking. Special tools can be used to twist the inner lock cylinder, and then turn the marbles in the inner lock cylinder upwards in turn. With the help of the step surface between the inner and outer lock cylinders, the inner lock cylinder pins cannot be pushed into the outer lock cylinder, and the outer lock cylinder The pin is blocked from the inner lock core, thereby opening the lock. Due to the popularization of technology and the ease of operation, the security of the traditional lock can no longer meet people's anti-theft needs. Summary of the invention [0...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E05B17/20E05B63/14
Inventor 刘宏平
Owner 刘宏平