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Lock head adopting vane spring idle rotation lock master structure and the key thereof

A marble and blade technology, applied in the field of mechanical locks, can solve the problems of difficult to guarantee processing accuracy, time-consuming processing, complex structure, etc., and achieve the effects of improving safety, reducing costs, and having a simple structure of the lock head.

Active Publication Date: 2008-09-17
雷先鸣
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, during the manufacturing process, it was found that there were still some problems in the lock head: the main reason was that the structure was complex, there were many parts, the processing was time-consuming, the processing accuracy was difficult to guarantee, and the cost was high

Method used

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  • Lock head adopting vane spring idle rotation lock master structure and the key thereof
  • Lock head adopting vane spring idle rotation lock master structure and the key thereof
  • Lock head adopting vane spring idle rotation lock master structure and the key thereof

Examples

Experimental program
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Effect test

Embodiment Construction

[0019] See Figure 1 to Figure 4 , the lock head of the present invention comprises a lock body 2 and a lock core in the lock body 2, the lock core is divided into a front lock core 1 and a rear lock core 14, and the front lock core is provided with a number of two blade pins 15 along the axis. One set of blade pins, the locking side column groove on the front lock cylinder 1 is provided with a locking side column 6 that can match the V-shaped groove 16 on the blade pins, and the locking side column 6 is provided with a stepped groove 7 , the upper part of the locking side post groove is provided with a card 8 and a fixing part that matches the stepped groove 7 on the locking side post. Locking side post radial return spring 5 is arranged between, is provided with locking side post axial return spring 4 between locking side post 6 and the end wall of locking side post slot; The inner locking side column groove is correspondingly provided with a lock pin chute 13, and the lock...

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Abstract

The invention discloses a lock with a leaf pin idling lock core structure, which comprises a front lock core in the lock body. A plurality of leaf pins are arranged along the axis on the front lock core, locking side posts matching with a V-shaped groove on the leaf pins are arranged in the locking side post grooves thereon, step-shaped grooves are provided on the locking side post, clamping plates and fixing parts matching with the step-shaped groove on the locking side post are arranged in the upper part of the locking side post. A radial return spring of the locking side post is arranged between the fixing parts and the locking side posts. The middle part on one side of the leaf pin is provided with a protruding part matching with the boss with the bits on the key. Only one side of the key is provided with the boss of a thinner thickness. The lock of the invention has simple structure, less components and easy processing, and is capable of preventing a thicker tool from being inserted in a lock hole for violent unlocking.

Description

technical field [0001] The invention belongs to mechanical locks, and relates to a lock head and a key with a blade pin idling lock cylinder structure. Background technique [0002] Chinese Patent No. ZL200710035717.X discloses a lock head whose lock cylinder can rotate idly. This lock head includes a lock body and a lock cylinder in the lock body. The lock cylinder is divided into a front lock cylinder and a rear lock cylinder. The locking side column and the sliding block, the sliding block and the locking side column are respectively provided with a protrusion (groove) and a groove (protrusion) that can be matched, and a locking side column return spring is provided between the locking side column and the sliding block , a sliding block return spring is provided between the sliding block and the end wall of the locking side column groove; a lock pin chute is arranged on the rear lock cylinder corresponding to the locking side column groove of the front lock cylinder, and...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E05B29/06E05B19/00
Inventor 雷先鸣
Owner 雷先鸣
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