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a lock cylinder

A lock and lock body technology, which is applied in construction locks, cylinder pin locks, locks with turning keys, etc., can solve problems such as slipping out, and achieve the effect of increasing difficulty.

Active Publication Date: 2016-08-24
ZHONGSHAN CITY JIXIN CORE LOCK CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The cross piece of above-mentioned two kinds of lock cylinders always has one end to be V-shaped, is provided with the V-shaped groove that cooperates with it on the lock case or side marble, and the lock cylinder of such structure has following common shortcoming and is exactly: 1, because the cross piece There is always a V-shaped end, when the horizontal piece is squeezed by external force, it will slide out of the V-shaped groove

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0042] like Figure 1-7 , the limit post 8 is integrally formed with the card 6 , and the end of the limit post 8 away from the key hole 41 is integrally connected to the card 6 .

[0043] The card limiting slot 44 is disposed between adjacent side slots 43 or beside the side slots 43 .

[0044] The other side of the keyhole 41 on the lock cylinder 4 is also provided with at least one row of front cylinder cylinder holes 45 communicating with the keyhole 41, the front cylinder cylinder holes 45 are roughly perpendicular to the keyhole, The shell 3 is provided with a front pin lock shell hole 33 communicating with the front pin pin lock hole 45, and a front locking device 9 is placed in the front pin pin lock hole 45 and the front pin lock shell hole 33, and the front locking device 9 includes A front pin 91 and a flat pin 92 , a front pin spring 93 , and a sealing bead 94 placed in the front pin lock housing hole 33 are placed in the front pin lock hole 45 .

[0045] When th...

Embodiment 2

[0048] like Figure 8-14 , the limit post 8 is set separately from the card 6, the limit post 8 is provided with a first ring card platform 82, and the card stop slot 44 is provided with a first ring card platform capable of clamping 82 to prevent the limiting column 8 from slipping out of the second annular card platform 441 of the card limiting groove 44 .

[0049] The card limiting slot 44 is disposed between adjacent side slots 43 or beside the side slots 43 .

[0050] The other side of the keyhole 41 on the lock cylinder 4 is also provided with at least one row of front cylinder cylinder holes 45 communicating with the keyhole 41, the front cylinder cylinder holes 45 are roughly perpendicular to the keyhole, The shell 3 is provided with a front pin lock shell hole 33 communicating with the front pin pin lock hole 45, and a front locking device 9 is placed in the front pin pin lock hole 45 and the front pin lock shell hole 33, and the front locking device 9 includes A fr...

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PUM

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Abstract

The invention discloses a lock and provides a lock cylinder. The lock comprises a lock body and a key. The lock body comprises a lock case. A lock core is arranged in the lock case. The lock case is provided with a square locking groove. The lock core is provided with a key hole, a clamping piece containing groove corresponding to the locking groove and a plurality of side grooves. Side face marbles matched with the key are arranged in the side grooves. The bottom of each side face marble is provided with a square sliding-in groove. A clamping piece and a clamping piece reset spring are arranged in the clamping piece containing groove. The outer end of the clamping piece is provided with a first square clamping part matched with the square locking groove, and the inner end of the clamping piece is provided with a second square clamping part matched with the square sliding-in grooves. The lock core is further provided with a clamping piece limiting groove through which the key hole is communicated with the clamping piece containing groove. A limiting column capable of limiting vertical movement of the clamping piece is placed in the clamping piece limiting groove. V-shaped clamping heads are arranged at the end, close to the key hole, of the limiting column. The key hole is provided with V-shaped unlocking grooves matched with the V-shaped clamping heads. According to the lock cylinder, the clamping piece does not slip out of the lock case or the grooves of the side face marbles easily.

Description

[technical field] [0001] The invention relates to a lock cylinder. [Background technique] [0002] Most of the computer lock cylinders on the market cannot prevent technology from being opened, and do not have the effect of anti-theft. Especially in recent years, there have been many electric guns for unlocking on the market. Generally, the lock cylinder will be opened in a few seconds, and even many lock cylinders that have passed the B-level certification of the Ministry of Public Security are extremely easy to be opened. [0003] Various lock cylinders with horizontal pieces and side pins have appeared on the market. The lock core includes a lock shell and a lock cylinder. The side pins and horizontal pieces are housed in the lock cylinder. There is a locking slot matching with the horizontal piece. When the correct key is inserted, the opening slots of all the side pins are arranged in a row. One end of the horizontal piece slides into the opening slot of the row, and t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E05B27/10
Inventor 曾雄飞黎海彪曹小霞
Owner ZHONGSHAN CITY JIXIN CORE LOCK CO LTD
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