Novel violent opening prevention pin tumbler lock cylinder

A marble lock cylinder, anti-violence technology, applied in the field of locks, can solve problems such as insecurity, achieve the effect of preventing violent unlocking and improving safety performance
CN112761427APending Publication Date: 2021-05-07WENZHOU CHAOXIN LOCKS CO LTD
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Patent Information

Authority / Receiving Office
CN Β· China
Current Assignee / Owner
WENZHOU CHAOXIN LOCKS CO LTD
Publication Date
2021-05-07

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Abstract

The invention discloses a novel violent opening prevention pin tumbler lock cylinder. A breaking groove easy to break is formed in a lock shell, the breaking groove is located between a first through groove and an assembling groove, a key inserting hole is formed in one end of an outer lock container, an inner groove is formed in the other end of the outer lock container, an elastic driving piece is arranged in the inner groove, a sleeve cavity is formed in a shifting wheel, one end of the driving piece extends into the sleeve cavity, an inner lock container is arranged in a second through groove in a penetrating manner, a part of the inner lock container extends into the sleeve cavity of the shifting wheel to abut against the driving piece, a telescopic stop end is arranged on the inner lock container, and a stop groove where the stop end is clamped is formed in the sleeve cavity of the shifting wheel. The novel violent opening prevention pin tumbler lock cylinder has the function of effectively preventing violent unlocking, and the safety performance of the lock is greatly improved.
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Description

technical field

[0001] The invention relates to the technical field of locks, more specifically, it relates to a novel anti-violence opening tumbler lock cylinder. Background technique

[0002] Pin locks, also known as pinball locks, bead locks, bolster locks, or pin locks, are one of the most common lock constructions. marble

[0003] The lock is usually used inside a barrel lock. The center of the cylinder lock is a cylinder-shaped hole, and a cylinder-shaped lock cylinder is placed inside. When it is opened, the lock cylinder must be able to rotate. In the middle of the lock cylinder is a slot for putting a key in. One end of the slot is open for putting a key in, and the end is a lever. When the key is fully inserted, the lever retracts a bolt, giving the cylinder a chance to turn. There is a protruding part on the top of the groove to prevent the lower marbles from falling, and it also increases the difficulty of unlocking with tools. There are five to six small hol...

Claims

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