Anti-theft mechanism of bicycle

• Main Author: CAO JINGCHENG
• Format: Patent
• Language: English
• Published: 22.04.2015
• Subjects: APPLIANCES PREVENTING OR INDICATING UNAUTHORIZED USE OR THEFTOF CYCLES; CYCLE STANDS; DEVICES FOR LEARNING TO RIDE CYCLES; LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS; LOCKS INTEGRAL WITH CYCLES; PERFORMING OPERATIONS; SUPPORTS OR HOLDERS FOR PARKING OR STORING CYCLES; TRANSPORTING

The utility model provides an anti-theft mechanism of a bicycle. The anti-theft mechanism comprises a bicycle seat, a support rod used for supporting the bicycle seat and a lock body, wherein the support rod comprises an upper rod body and a lower rod body which are hinged to each other; a bump is arranged on the lower end surface of the upper rod body; the bump is perpendicular to the lower end surface of the upper rod body; a groove matched with the bump is formed in the upper end of the lower rod body; hinge support seats are arranged on the lower rod body upper ends on two sides of the groove; a hinge shaft transversely penetrates through a hinge support seat and the bump; the upper rod body is capable of swinging around the hinge shaft; a fastening component is also arranged at a joint of the upper rod body and the lower rod body and is used for fastening the upper rod body and the lower rod body to be in the same straight line during riding; the upper end of the upper rod body is connected to the bicycle seat; the lock head is arranged in the rear side of the bicycle seat; the lock body is inserted into a lock hole of the lock head. According to the anti-theft mechanism of the bicycle, the lock body is convenient to carry; the locking process is simple and easy to operate; the self-structure of the bicycle is fully used.