Length-adjustable intelligent lock cylinder

Abstract

The invention relates to a length-adjustable intelligent lock cylinder which comprises a front lock cylinder body and a lock cylinder transmission strip. The lock cylinder transmission strip is rotationally sleeved with the front lock cylinder body. The lock cylinder is characterized in that the front lock cylinder body, a first adjustable lock cylinder body, an adjusting shaft assembly, a second adjustable lock cylinder body and a middle segment are sequentially arranged from front to back in the key insertion direction; the front lock cylinder body, the first adjustable lock cylinder body and the second adjustable lock cylinder body are arranged on the adjusting shaft assembly in a sliding and sleeved mode and fixedly connected through positioning pins; the middle segment is fixedly sleeved with the second adjustable lock cylinder body, and the middle segment and the second adjustable lock cylinder body are fixedly connected through a torsion spring. The lock cylinder is simple in structure and high in safety, and the actual length of the lock cylinder can be adjusted according to the actual thickness of a door panel to meet requirements of different door panel thickness specifications.

Description

technical field [0001] The invention relates to the field of anti-theft locks, in particular to an adjustable-length intelligent lock cylinder. Background technique [0002] The lock cylinder is the main part that controls the opening of the lock. It is the heart of the lock. It refers to the core part that can be turned and driven by the key to move the lock. From aesthetics and safety considerations, the lock cores of most of the door locks in the family are embedded in the lock hole of the door, and keyholes and handles are respectively arranged on the inside and outside of the door panel. [0003] With the improvement of people's quality of life, the door specifications used by people have various styles, and the thickness of the door panels is also different. For different door panel thicknesses, door lock manufacturers need to be equipped with different lock cylinder lengths to adapt The various thicknesses of the door panels greatly increase the manufacturing cost of...

AI Technical Summary

Problems solved by technology

[0003] With the improvement of people's quality of life, the door specifications used by people have various styles, and the thickness of the door panels is also different. For different door panel thicknesses, door lock manufacturers need to be equipped with different lock cylinder lengths to adapt Various thicknesses of door panels increase the manufacturing cost of door locks significantly, bringing huge economic burdens to manufacturers of door lock products. At the same time, there are many problems in maintenance and replacement.

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