CN2249796Y - Anti-cutting safety motocycle lock - Google Patents

Abstract

The utility model belongs to an anti-cutting and anti-pry lock for a motorcycle. The utility model is characterized in that a lock core is fixedly riveted on a lock body through rivets, a pin pole is driven by an eccentric wheel, the lower end of the pin pole is provided with an elbow, and a spring is arranged below the elbow. Two upper grooves are arranged on a slide rod of a lock tongue, and the lock needs a key to unlock or lock. A spring pin is arranged at the side surface at the back part of the slide rod, the spring is arranged on the corresponding lock body, and the front end of the lock tongue is provided with one to four teeth matched with a chain wheel. One end of a fixed board is fixed on the lock body, and the other end is sheathed on a back wheel shaft. The lock body is fixed on a back fork frame by a clamp board, bareheaded screws and spiral tubes. When in the state of locking, two front spiral tubes are covered by the lock tongue. The lock uses a shaft core to position the lock tongue which is engaged with the chain wheel, so the utility model has the advantages of good anti-cutting, anti-prying and anti-theft performance, and safe running.

Description

The anti-pick-proof lock for motorcycle of cutting

The utility model relates to lock for motorcycle, is a kind of anti-pick-proof lock for motorcycle of cutting that is suitable for the chain gear transmission motorcycle.

At present, the lock for motorcycle kind that circulates on the market is a lot, mainly contains two classes: the one, insert the formula lock, be made up of locking bar and tapered end, another kind of is steel wire lock, is made up of steel wire and tapered end, this two class lock all has individual common fault, its external form all to be exposed to the outside, is unfavorable for preventing pounding, pick-proof; Its locking bar all is a bar, is unfavorable for anti-cutting, and is annual surprising because of making a mess of the stolen car number of lock for motorcycle.

The purpose of this utility model provides a kind of anti-pick-proof lock for motorcycle of cutting, and existing lock for motorcycle is unfavorable for anti-ly pounding to solve, pick-proof and anti-ly cut problem, guarantees motorcycle safety.

The purpose of this utility model is achieved in that by the lock vehicle wheel spoke and changes the chain wheel into, this lock is by lock body, lock core, form with dead bolt, lock core leans on the rivet rivet clasp on lock body, its front end has eccentric wheel, and corresponding eccentric wheel is provided with pin, and there is elbow bend the pin lower end, spring and spring catch are arranged below it, the pin elbow often is engaged in the dead bolt groove under spring action, and the dead bolt front end has 1-4 tooth, and profile of tooth and sprocket wheel match, the rear end is by the intrinsic handle of screw, rearward end one side built-in spring pin has spring on the corresponding lock body, is in normal ON state to guarantee dead bolt, fixed head one end and lock body screw, the other end is enclosed within on the hind axle, and lock body is by clamp, the shaven head screw, screwed pipe is fastened on the rear crotch, and anterior two screwed pipes expose when the lock ON state, two screwed pipes are covered by dead bolt when the lock attitude, and are non-dismountable.

This utility model compared with prior art has the following advantages: 1) location, axle center can guarantee effective interlock of dead bolt and sprocket wheel; There are two screwed pipes to be blocked when 2) locking attitude, have non-dismountable safe and reliable by dead bolt; 3) tooth-like interlock can not be cut, can not be prized, and theftproof performance is good; 4) no matter locking ON state, still to lock the attitude dead bolt all dead by the pin pin, do not have key operatedly can not move, and guarantees security of operation.

Be described further below in conjunction with accompanying drawing:

The anti-pick-proof lock for motorcycle structural representation (use attitude) of cutting of Fig. 1;

The anti-pick-proof lock for motorcycle right view (cutting attitude open) of cutting of Fig. 2;

The anti-pick-proof lock for motorcycle vertical view of cutting of Fig. 3;

Fig. 4 A--A partial sectional view;

Fig. 5 dead bolt component diagram;

Fig. 6 dead bolt parts vertical view.

Fig. 1--in 6: clamp (15) adopts steel plate to make, its shape and rear crotch (14) match, lock body (9) adopts copper, aluminium or iron and steel are cast, by the rivet rivet clasp lock core (1) is arranged in lock body (9) the lock core blind hole, the lock core outsourcing, its front end is combined with eccentric wheel (2), corresponding eccentric wheel pin hole internal clearance is combined with pin (10), pin (10) lower end is provided with square bar elbow bend or return bend, be provided with spring (12) below it, fixing by spring catch (11), dead bolt (3) is by slide bar (17), tapered end (18) is formed, by the rivet rivet clasp together or cast an integral body, slide bar (17) downside has two grooves (20), itself and pin (10) elbow match, open or lock with key guaranteeing, built-in spring pin (7) on the rearward end side, on the corresponding lock body spring eye is arranged, have in the hole spring (6) with guarantee dead bolt and be in normal ON state and Kai Shi automatic, the intrinsic handle of rear end screw (8), slide bar (17) and lock body slide opening matched in clearance, tapered end (18) and tapered end groove matched in clearance, tapered end is similar to lock body front end shape, be arcs of recesses, match with the sprocket wheel external diameter, the tapered end front end has 1-4 tooth (19), is symmetrically distributed with axial line, fixed head (4) adopts steel plate to make, one end is fixed on the lock body by countersunk head screw, and porose and motorcycle rear axle (5) matched in clearance of the other end can be enclosed within on the hind axle (5), four screw holes are arranged on the clamp (15), by bare headed screw (13), screwed pipe (16) is fixed together rear crotch (14) and lock body (9), and two screwed pipes of front end (16) expose when the lock ON state, covered the non-dismountable property of tool by dead bolt during the lock attitude.

Claims (2)

1, it is a kind of that anti-to cut the pick-proof lock for motorcycle be by lock body (9), lock core (1), eccentric wheel (2) and dead bolt (3) are formed, it is characterized in that: lock core (1) leans on the rivet rivet clasp on lock body, its front end has eccentric wheel (2), corresponding eccentric wheel is provided with pin (10), there is elbow bend the pin lower end, spring (12) and spring catch (11) are arranged below it, under spring action, the pin elbow often is engaged in the dead bolt groove (20), the dead bolt front end has 1-4 tooth (19), profile of tooth and sprocket wheel match, the rear end is by the intrinsic handle of screw (8), rearward end one side built-in spring pin (7) has spring (6) on the corresponding lock body, fixed head (4) one ends and lock body screw, the other end is enclosed within on the hind axle (5), lock body is by clamp (15), shaven head screw (13), screwed pipe (16) is fastened on the rear crotch (14), and anterior two screwed pipes (16) expose in ON state, is covered by dead bolt at lock attitude two screwed pipes.

2, lock for motorcycle according to claim 1, it is characterized in that: dead bolt (3) is made up of slide bar (17) and tapered end (18), on slide bar (17) downside two grooves (20) are arranged, groove and pin (10) elbow matches, built-in spring pin (7) on the rearward end side, the rear end screw has handle (8), tapered end is fixed on the slide bar (17) by rivet, and its front end has 1-4 tooth (19), is symmetrically distributed with axial line, front end face is arcs of recesses, matches with sprocket wheel.

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