CN2361528Y

CN2361528Y - Fixed anti-theft lock for bicycle

Info

Publication number: CN2361528Y
Application number: CN 99237147
Authority: CN
Inventors: 李恒
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-02-03
Filing date: 1999-02-03
Publication date: 2000-02-02
Anticipated expiration: 2009-02-03

Abstract

The utility model relates to a fixed anti-theft lock for a bicycle. The utility model is provided with a lock seat which can be fixed on a wall or a ground by an expansion bolt and a nut. One end of the lock seat is connected with one end of a U-shaped lock ring through a coupling bar, and a lock hook which is arranged at the other end of the U-shaped lock ring is matched with a bolt which is arranged at the corresponding end of the lock seat. The middle part of the lock seat is designed with press covers at the point where the expansion bolt and the nut are arranged. The inner sides of both ends of the U-shaped lock ring are provided with flanges. When the lock hook and the bolt are buckled, the flanges are just pressed on the press covers. The utility model can effectively solve the problem that the bicycle can be stolen when stored in the open air, and simultaneously, the utility model can be used for fixing parking space, and controlling the order of parking.

Description

The stationary bicycle anti-theft column lock

The utility model relates to bicycle lock, is meant a kind of body of wall or ground stationary bicycle anti-theft column lock of being installed in especially.

At present, more and more as the bicycle of the main walking-replacing tool of the numerous residents of China, and numerous residents' living conditions are limited, can not all bicycle be registered one's residence to deposit, just depositing of bicycle become a great society problem like this.Particularly in built-up resident concentrated area, problem is more outstanding, people often arbitrarily are parked in bicycle on the open-air vacant lot, the traffic and the parking order of community had both been influenced, give the car stealer with opportunity again, do not steal because the car stealer who has even directly moves bicycle to the lock tool with destruction on the transportation means such as public taxi.

The purpose of this utility model is exactly will provide a kind of can be fixedly mounted on the stationary bicycle anti-theft column lock that is used for car stowage on body of wall or the ground.

For realizing this purpose, the stationary bicycle anti-theft column lock that the utility model is designed has an available expansion bolt and nut and is fixed on body of wall or ground lock.One end of lock links by an end of coupling bar and U-shape lock ring, design has a lock body on the other end of lock, the lock core that is installed in the lock body drives the dead bolt that is installed in the lock and moves by being connected its inner lock core thumb wheel, the rear end of dead bolt is provided with retracing spring, and the front end tongue of dead bolt extend in the lock ring guide groove of lock with lock hook on the U-shape lock ring other end and matches.Expansion bolt is installed at the lock middle part and the nut place is provided with gland, and the inboard design in U-shape lock ring two ends has flange, and flange just in time was pressed on the gland when U-shape lock ring and dead bolt fastened.

Advantage of the present utility model is: vehicle is fixed on body of wall or the ground by whole lockset, and the car stealer can't move it and steal; And lock is installed expansion bolt and the nut place is provided with gland, and the flange of inboard, U-shape lock ring two ends just in time is pressed on the gland during Vehicle locking, has prevented that effectively the situation of stealing car because of loose nut from taking place.Simultaneously, can be according to the actual size in the preceding vacant lot of residential building, lockset is neatly installed on single, several or tens ground, makes each car that one fixing parking stall be arranged, standard the parking order, need not big place and build penthouse for motor car.

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail:

Fig. 1 is a kind of structural representation of stationary bicycle anti-theft column lock;

Fig. 2 is the lock schematic top plan view of this anti-theft column lock;

Fig. 3 is the gland schematic top plan view of this anti-theft column lock.

Anti-theft lock for bicycle shown in the figure, comprise lock 9 and U-shape lock ring 2, one end of lock 9 links by the end of coupling bar 17 with U-shape lock ring 2, lock body 6 is installed on the other end of lock 9, and the lock core 5 in the lock body 6 is stirred the dead bolt 10 that is installed in the lock 9 by being connected its inner lock core thumb wheel 7.The rear end of dead bolt 10 is provided with retracing spring 8, and the front end tongue extend in the lock ring guide groove 4 of lock 9, is interlocked with lock hook 3 on U-shape lock ring 2 other ends or throws off.

Earlier expansion bolt 15 is squeezed into the cement flooring, then expansion bolt 15 is penetrated in the bolt hole 16 of lock 9 band countersunk heads, with cap key fastening nut 14 to fix lock 9.Again gland 13 usefulness screws 19 are fixed between the both sides boss 18 on the lock 9 to cover nut 14.The bolt hole 20 that has on the gland 13 is for preventing expansion bolt 15 long design-calculateds, so just having installed whole lockset.

Rotate the U-shape lock ring during use and pass cycle wheel, move downward along the lock ring guide groove 4 of lock 9, the end of U-shape lock ring 2 promotes dead bolt 10 and moves right.When the end top of U-shape lock ring 2 entered in the groove 11 of lock 9, dead bolt 10 was moved to the left under the effect of retracing spring 8, enters into U-shape lock ring 2 end lock hooks 3, thereby pinned bicycle.The inboard design-calculated flange 1 in U-shape lock ring 2 two ends is pressed on the gland 13 just simultaneously, has guaranteed that lockset can not pried open.When unblanking, with key rotation lock core 5, drive lock core thumb wheel 7, can stir dead bolt 10 and move right, U-shape lock ring 2 is upspring under the elastic force effect of the shell fragment on the gland 13 12 automatically.

Claims

A kind of stationary bicycle anti-theft column lock is characterized in that: it has an available expansion bolt (15) and nut (14) is fixed on body of wall or ground lock (9), and an end of lock (9) links by the end of coupling bar (17) with U-shape lock ring (2); Design has lock body (6) on the other end of lock (9), the lock core (5) that is installed in the lock body (6) drives the dead bolt (10) that is installed in the lock (9) and moves by being connected its inner lock core thumb wheel (7), the rear end of dead bolt (10) is provided with retracing spring (8), and the front end tongue of dead bolt (10) extend in the lock ring guide groove (4) of lock (9) with lock hook (3) on U-shape lock ring (2) other end and matches; Expansion bolt (15) is installed at lock (9) middle part and nut (14) locates to be provided with gland (13), and the inboard design in U-shape lock ring (2) two ends has flange (1), and flange (1) just in time was pressed on the gland (13) when U-shape lock ring (2) fastened with dead bolt (10).