CN2591168Y

CN2591168Y - Antitheft lock for vehicle use

Info

Publication number: CN2591168Y
Application number: CN 02288203
Authority: CN
Inventors: 戴宝库
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-12-10
Filing date: 2002-12-10
Publication date: 2003-12-10
Anticipated expiration: 2012-12-10

Abstract

The utility model discloses an anti-theft lock for vehicles. The anti-theft lock for vehicles is characterized in that a sheath is arranged outside a lock core which is fixedly connected with a gear, and a toothed rack provided with umbrella-shaped teeth is arranged inside the lock body, wherein, the gear is meshed with the umbrella-shaped teeth of the toothed rack. The lock core and the gear are fixedly connected with each other, the toothed rack provided with umbrella-shaped teeth is arranged inside the lock body, and the gear is meshed with the umbrella-shaped teeth of the toothed rack, so that when the utility model is used, a key is inserted into a lock hole of the lock core to drive the umbrella-shaped teeth to move by the rotation of the bevel gear so as to open and close the lock. The anti-theft lock for vehicles can be directly arranged on a rear wheel part of a vehicle body, and has the advantages of convenient operation, prying prevention, and favorable anti-theft function.

Description

A kind of anti-theft lock for vehicle

Technical field:

The utility model relates to the technical field of lockset, specifically a kind of theftproof lock that is mainly used in the gas fuel power assist vehicle.

Background technology:

What the lock that uses on combustion gas at present, the motorbike adopted basically is chain lock and movable lock, not only uses inconvenience, and stolen by sledge easily.

Summary of the invention:

The purpose of this utility model is to provide a kind of anti-theft lock for vehicle, and it is easy to use, is difficult for by sledge.

The technical solution of the utility model is achieved in that a kind of anti-theft lock for vehicle, it mainly comprises lock body, the lock core that matches with lock body, in lock core, be provided with lockhole, it is characterized in that: outside lock core, be provided with sheath, lock core is fixedlyed connected with gear, and the tooth bar that has the umbrella shape tooth is housed in lock body, the umbrella shape tooth engagement of wheel and rack.

The utility model is owing to fixedly connected lock core with gear, the tooth bar that has the umbrella shape tooth is housed in lock body, the umbrella shape tooth engagement of wheel and rack, during use key is injected behind the lockhole of lock core by the rotation of bevel gear, drive the umbrella shape tooth and move, finish the function of switch lockset, this theftproof lock can directly be contained in car body trailing wheel place, easy to use, be difficult for being opened by sledge, anti-theft feature is good.

Description of drawings:

Fig. 1 is in the locking states schematic diagram for the utility model one embodiment's

Fig. 2 is in the unlocking condition schematic diagram for the utility model one embodiment's

Fig. 3 is the schematic diagram of the part in the utility model

The specific embodiment:

The utility model will be further described below in conjunction with drawings and Examples.

The utility model mainly comprises lock body 6, the lock core 2 that matches with lock body 6, in lock core, be provided with lockhole, it is different from prior art and is: be provided with sheath 3 outside lock core 2, lock core 2 is fixedlyed connected with gear 4, the tooth bar 5 that has the umbrella shape tooth is housed in lock body 6, umbrella shape tooth 1 engagement of tooth on the gear 4 and tooth bar, more satisfactory gear adopts conical tooth; The sheath 3 that lock core is housed in the enforcement is fixedlyed connected with lock body 6, and promptly an end place of lock body has lockhole, and the other end of lock body is fixedlyed connected with conical tooth, and tooth bar is approximate curved, and the umbrella shape tooth accounts for the 1/4-1/2 of tooth bar arc length in the tooth bar; Pass through key operated lock core during use, driving conical tooth by lock core rotates, being moved by conical tooth drive umbrella shape tooth makes whole umbrella shape tooth bar move unblanking, shutting of the task of finishing again, the sheath that lock core is housed of present embodiment is welded on the lock body, can open falling to twist two circles behind the lockhole of key 7 reeve lock cores 2 during use, key takes off, and key is injected during parking just twisting two circles behind the lockhole of lock core and can lock again.

Claims

1, a kind of anti-theft lock for vehicle, it mainly comprises lock body, the lock core that matches with lock body, be provided with lockhole in lock core, it is characterized in that: be provided with sheath outside lock core, lock core is fixedlyed connected with gear, the tooth bar that has the umbrella shape tooth is housed, the umbrella shape tooth engagement of wheel and rack in lock body.

2, a kind of anti-theft lock for vehicle according to claim 1 is characterized in that: the sheath that lock core is housed is fixedlyed connected with lock body.

3, a kind of anti-theft lock for vehicle according to claim 1 and 2 is characterized in that: tooth bar is approximate curved, and the umbrella shape tooth accounts for the 1/4-1/2 of tooth bar arc length in the tooth bar.