CN2574965Y

CN2574965Y - Motorcycle side turning loading large luggage carrier

Info

Publication number: CN2574965Y
Application number: CN 02264735
Authority: CN
Inventors: 董前珍
Original assignee: Chongqing Zongshen Technology Development and Research Co Ltd
Current assignee: Chongqing Zongshen Technology Development and Research Co Ltd
Priority date: 2002-09-26
Filing date: 2002-09-26
Publication date: 2003-09-24
Anticipated expiration: 2012-09-26

Abstract

The utility model relates to a theft-proof lock for a bicycle or a motorcycle. A limit stop is arranged in an axle shaft, a lock body is arranged on a wheel hub, a lock core is arranged in the lock body, and the lower end of the lock core is provided with a supporting head. The lock core is rotated to enable the supporting head to extend downwards, when the supporting head is extended with a certain length, a vehicle is rotated, the supporting head blocks the limit stop, and the vehicle is locked now. When the lock is unlocked, a key is rotated in a reverse way. The utility model can be installed on the vehicle when the vehicle is produced or can be refitted on the vehicle after the vehicle leaves a factory, and the utility model has the advantages of convenient construction and good effect.

Description

The bicycle motorcycle anti-theft column lock

The utility model relates to a kind of anti-theft column lock, specifically, is bicycle, anti-theft lock for motorcycle.

Mostly existing bicycle, anti-theft lock for motorcycle are to prevent that by pinning wheel vehicle is stolen, still, in case lock destroyed, then vehicle still have stolen may.

The utility model is a kind of lock of design, prevents that by pinning the wheel wheel vehicle is stolen.Even lock destroyed, then axletree and wheel wheel equal destroyed, then vehicle can not travel.

The utility model is to realize design goal like this.On axletree, load onto link stopper; On the wheel wheel, load onto lock body; And be drilled with can be for the hole passed through of head; There is the hole that can adorn lock core lock body inside, and the bottom in this hole has can be for a negative thread that head is screwed into; The lock core bottom has head, the outside thread that a headband has the negative thread with lock body endoporus bottom to match.

During use, key is inserted in the lockhole of lock core, because the effect that key bit matches with pellet shot from a slingshot turns key, lock core is promptly rotatable.At this moment prop up head and pass the wheel wheel, up near axletree the time till because the effect of link stopper, when wheel was rotated further, a first gear was lived link stopper, and is then rotatable.Vehicle can pin.Because lock body is fixed on the wheel wheel, have spoke spoke institute every, be difficult to destroyed.If hard row destroys, then taking turns wheel and axletree all might be destroyed, and vehicle also just is difficult to travel.When unblanking, with the key counter-rotating, allow a head withdraw from, return in the lock body opening, this hour wheel wheel rotates and is not affected.

The utility model is made simple, and good anti-theft effect is installed easily.

Accompanying drawing is the utility model generalized section.

Below, in conjunction with the accompanying drawings, a non-limiting examples is illustrated.On axletree 1, load onto the link stopper 7 of 5 millimeters high 10 millimeters long; Load onto the lock body 3 that 25 millimeters high 30 millimeters inside of diameter have 12 millimeters holes of diameter on wheel wheel 2, the bottom in this hole has the M10 negative thread; Pack in lock body 3 lock core 5 of 11 millimeters of diameters, lock core 5 bottoms have 6, have the M10 outside thread on 6; Having diameter on the wheel 2 at wheel is 12 millimeters hole, and this Kong Yuzhi 6 positions are relative, can make 6 to pass.Between lock core 5 and the lock body 3,, and be equipped with corresponding key with common spring lock production method, the pellet shot from a slingshot 4 of packing into.

The utility model can be used for multiple vehicle anti-thefts such as bicycle, motor bike, wooden handcart, manual tricycle, and effect is fine.

Claims

1, bicycle motorcycle anti-theft column lock is characterized in that:

1. on the axletree (1) link stopper (7) is housed;

2. take turns lock body (3) is housed on the wheel (2), being drilled with can be for a hole that head (6) passes through;

3. there is the hole that can adorn lock core (5) lock body (3) inside, and the bottom in this hole has can be for a negative thread that head (6) is screwed into;

4. lock core (5) bottom has a head (6), and a head (6) has the outside thread that matches with lock body (3) endoporus lower internal thread.