CN2097880U

CN2097880U - Anti-stealing lock for bicycle

Info

Publication number: CN2097880U
Application number: CN 91220597
Authority: CN
Inventors: 龙求新; 黄永志
Original assignee: BICYCLE ANTI-STEALING LOCK FACTORY HENGYANG COUNTY
Current assignee: BICYCLE ANTI-STEALING LOCK FACTORY HENGYANG COUNTY
Priority date: 1991-07-26
Filing date: 1991-07-26
Publication date: 1992-03-04

Abstract

The utility model provides an anti-stealing lock for a bicycle, comprising a lock body, a lock ring, a lock core, a lock gate, etc. Two gate grooves whose sides are symmetrically distributed are arranged on the lock ring, the lock gate is a hollow cylinder, a lock ring hole is arranged on the surface of the cylinder, the lock ring passes through the lock ring hole, the lock core is arranged in a core sleeve, the core sleeve is inserted into the lock body and is connected through a lock pin, and the lock body is an integral structural member made of metal materials or hard plastics. The utility model has good anti-stealing performance, and the lock core and the marble of the lock core can not be prized unless the lock body is destroyed.

Description

Anti-stealing lock for bicycle

The utility model provides a kind of antitheft lock of bicycle.

Existing anti-theft lock for bicycle is 88218166.1 as the patent No., and its lock body, tapered end (being used to install the part of lock core) are separately made, and connect with rivet then.Its weak point is that tapered end is an ironcasting, and property is crisp, is easily interrupted, breaks; Tapered end connects with rivet with lock body, and after rivet was filed or is rushed out, tapered end separated with lock body; Lock core marble can be prized, and lock lost efficacy, antitheft poor reliability.

The purpose of this utility model is to overcome above-mentioned weak point and provides a kind of theftproof performance to lock reliably.

The purpose of this utility model is achieved in that anti-theft lock for bicycle is made up of parts such as lock body, lock ring, lock core, stops, lock ring, lock core, stop are directly or be connected on the lock body indirectly by other parts, the lock groove that has two two sides to be symmetrically distributed on the lock ring, stop is a hollow cylinder, offers lock ring hole on the face of cylinder, and lock ring passes from lock ring hole, lock core is contained in the core retainer plate, core retainer plate embeds lock body, and connects with pin, and stop connects by sluice cover with lock core.Lock body is the integral structure component of making of metal material or duroplasts.

Advantage of the present utility model is novel structure, reliable, and theftproof performance is good.Because of lock body is an integral structure component, lock core has core retainer plate outward, and core retainer plate embeds lock body again and connects with pin, unless so destroy lock body, otherwise can not pry open lock core marble or take out lock core, during locking, have two lock grooves and sluice gate to block simultaneously on lock ring and the stop, latch performance is good.

Fig. 1 is the anti-theft lock for bicycle partial sectional view;

Fig. 2 is anti-theft lock for bicycle lock ring, stop assembling drawing.

In conjunction with the accompanying drawings, the utility model is further described.Anti-theft lock for bicycle is made up of parts such as lock body, lock ring, stop, lock cores, and lock core, lock ring, stop all are connected on the lock body.The lock groove that has two two sides to be symmetrically distributed on the lock ring (2), stop (3) is a hollow cylinder, on the face of cylinder, offer lock ring hole, one of lock ring (2) is passed from lock ring hole, the other end connects lock handle (8), and during locking, the sluice gate on the lock ring hole enters the lock groove on the lock ring (2), during unlatching, the sluice gate on the lock ring hole withdraws from the lock groove on the lock ring (2).Lock core (5) is contained in the core retainer plate (6), and core retainer plate (6) embeds lock body (1), and connects with pin (7).Stop (3) connects by sluice cover (4) with lock core (5).Lock body (1) is the integral structure component of making of metal material or duroplasts.

Claims

1, anti-theft lock for bicycle, form by parts such as lock body, lock ring, lock core, stops, lock core, lock ring, stop are connected on the lock body, of the present utility model being characterised in that: the lock groove that has two two sides to be symmetrically distributed on the lock ring (2), stop (3) is a hollow cylinder, offers lock ring hole on the face of cylinder, lock ring passes from lock ring hole, lock core (5) is contained in the core retainer plate (6), and core retainer plate (6) embeds lock body (1), and connects with pin (7).

2, theftproof lock according to claim 1 is characterized in that lock body (1) is the integral structure component of making of metal material or duroplasts.