Antitheft lock for motorcycle and battery truck

Abstract

The invention discloses an antitheft lock for a motorcycle and a battery truck with good antitheft effect. The antitheft lock comprises an insertion rod, wherein one end of the insertion rod is fixedly connected with a block rod; the outer diameter of the section of the block rod is greater than that of the section of the insertion rod; the other end of the insertion rod is fixedly connected witha lock nut; one side of the lock nut is provided with a lock head; a lock core is mounted in the lock head; a lock screw is fixedly connected on the lock core; the lock screw corresponds to the lock nut; the lock screw and the lock nut are in threaded connection relationship; two fastening sleeves are sleeved outside the insertion rod; each fastening sleeve is fixedly connected with a fastening piece; the inner diameter of the section of the fastening sleeve is greater than the outer diameter of the section of the insertion rod; the inner diameter of the section of the fastening sleeve is less than the outer diameter of the section of the block rod; and the inner diameter of the section of the fastening sleeve is less than the outer diameter of the section of the lock head. One end of thelock head is fixedly connected with the connection rod; the outer diameter of the section of the connection rod is less than that of the section of the lock head; the lock screw is located in the connection rod; and the inner diameter of the section of the fastening sleeve is greater than the outer diameter of the section of the connection rod. The connection rod and the insertion rod are in an insertion relationship.

Description

technical field [0001] The invention relates to a lock, in particular to an anti-theft lock for motorcycles and battery cars. Background technique [0002] In order to prevent two-wheeled and three-wheeled motor vehicles such as motorcycles and battery cars from being stolen, people usually use locks to lock the handlebars or wheels of such vehicles. Skilled numbers. Most of the suspects in this area have been engaged in motor vehicle repairs. They are professional in lock-picking technology. They are familiar with the structure of vehicles and skilled in theft. , Use more tools such as bolt cutters, screwdrivers, cross lock breaking tools, multi-model motorcycle keys, motorcycle ignition locks, etc., resulting in poor anti-theft effects for motorcycles, battery cars and other two-wheeled and three-wheeled motor vehicles. Contents of the invention [0003] The purpose of the present invention is to provide an anti-theft lock for motorcycles and battery cars with good anti...

AI Technical Summary

Problems solved by technology

[0002] In order to prevent two-wheeled and three-wheeled motor vehicles such as motorcycles and battery cars from being stolen, people usually use locks to lock the handlebars or wheels of such vehicles. Skilled numbers. Most of the suspects in this area have been engaged in motor vehicle repairs. They are professional in lock-picking technology. They are familiar with the structure of vehicles and skilled in theft. , often use bolt cutters, screwdrivers, cross lock breaking tools, multi-model motorcycle keys, motorcycle ignition locks and other crime tools, resulting in poor anti-theft effects of motorcycles, battery cars and other two-wheeled and three-wheeled motor vehicles

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