CN2222216Y - Single-arm fork type theft-proof lock for bicycle - Google Patents

Abstract

The utility model relates to a single-arm fork type theft-proof lock for bicycle used for bicycles, boosted vehicles, and motorcycles. The utility model comprises a lock body, a lock head, a lock core, and a shifting sheet. Two movable jaws which are clamped oppositely are hinged by a pin on the end part of the lock body. The two movable jaws are equally provided with sector gears which take the pin as shaft center. The two sector gears are engaged with each other, and the stop of one sector gears of the two sector gears is controlled by a pointed tooth of the shifting sheet. The lock body is movably connected with the bicycle frame by a telescopic connecting tube. The bicycle can be locked on a fixed rod of the outside of the bicycle. The utility model has the advantages of simple structure, low cost, and firm and convenient use.

Description

Single armed V shape anti-theft vehicle lock

The utility model relates to the anti-theft vehicle lock that a kind of bicycle, power assist vehicle and motorcycle are used, particularly a kind of single armed V shape anti-theft vehicle lock.

In the prior art, the lock of multiple pattern is arranged, mostly be easy to be pried open and car is stolen by the robber.So there are many human chains that car is locked on the fixture, in case car is stolen, but unbecoming, make troubles to use when twining chain.

The purpose of this utility model is to provide a kind of single armed V shape anti-theft vehicle lock easy to use.

In order to achieve the above object, the utility model adopts following technical proposals: this anti-theft vehicle lock is the same with prior art to include a lock body that is used for being connected with vehicle frame, be installed in tapered end, the lock core in the tapered end on the lock body and fixedly connected with lock core the inner pull out sheet.It is characterized in that end hinged two the clip-on active clamps of pin of lock body, it is the sector gear in axle center that these two active clamps all have with the pin, and these two sector gears are meshing with each other, and one of them sector gear is by a pointed tooth control stop of plectrum.Lock is during car, and two of this lock are sandwiched on the firm fixed bar in the car external world the folder active clamp, can prevent that car is stolen, and when unblanking, two active clamps open automatically and throw off from fixed bar.

Above-mentioned plectrum can design convex shoulder, by a back-moving spring supporting.When stirring lock core by key, plectrum rotates and its pointed tooth is thrown off sector gear, and two active clamps can free folding; When unclamping key, plectrum is under action of reset spring, and its pointed tooth inserts sector gear and to its stop, then active clamp is locked.

Lock body can be to flexibly connect by flexible connecting tube and vehicle frame with being connected of vehicle frame.Flexible connecting tube can be designed as with the movable connection structure of vehicle frame: the end joint connecting tube of flexible connecting tube is fixedlyed connected with a steering head; Steering head flexibly connects by alignment pin and a mounting, and turns to the location by spring and hoodle; By two clip-on intermediate plates of screw, fixedly connected with vehicle frame with screw on the mounting by intermediate plate.Owing to adopt this flexible connection, be convenient on certain fixed bar that car freely is locked in the car external world.

The utility model has conspicuous advantage compared with prior art: this lock can be locked in car on extraneous certain fixed bar of car, prevents that car is stolen.This Vehicle lock structure is simple, and is easily manufactured, and cost is low, uses firm and convenience.

The drawing of accompanying drawing is described as follows:

Fig. 1 is the structural representation of an embodiment of the utility model.

Fig. 2 be among Fig. 1 A to view.

An optimum implementation of the present utility model is: referring to Fig. 1 and Fig. 2, this single armed V shape anti-theft vehicle lock is made of lock body 6, tapered end 8, lock core 7, plectrum 5, active clamp 1,2, flexible connecting tube 10,11,12,13 etc.It is the sector gear 3 in axle center that the end of lock body 6 all has with pin 4 with 1,2, two active clamps 1,2 of pin 4 hinged two clip-on active clamps, and these two sector gears are meshing with each other, and one of them sector gear 3 is by a pointed tooth control stop of plectrum 5.On the plectrum 5 convex shoulder is arranged, by 9 supportings of a back-moving spring.The cephalomere connecting tube 10 of flexible connecting tube 10,11,12,13 is fixedlyed connected with lock body 6, and the connecting tube 13 of end joint is fixedlyed connected with a steering head 19; Steering head 19 flexibly connects by alignment pin 18 and a mounting 15, and turns to the location by spring 16 and hoodle 17; By two clip-on intermediate plates 14 of screw, fixedly connected with vehicle frame with screw on the mounting 15 by intermediate plate 14.

Claims (4)

1, a kind of bicycle that is used for, the single armed V shape anti-theft vehicle lock of power assist vehicle or motorcycle, comprise that is used for a lock body (6) that is connected with vehicle frame, be installed in the tapered end (8) on the lock body (6), lock core (7) in the tapered end (8) and the plectrum (5) of fixedlying connected with lock core (7) the inner, end hinged two the clip-on active clamps (1 of pin (4) that it is characterized in that lock body (6), 2), these two active clamps (1,2) all having with pin (4) is the sector gear (3) in axle center, these two sector gears are meshing with each other, and one of them sector gear (3) is by a pointed tooth control stop of plectrum (5).

2, single armed V shape anti-theft vehicle lock according to claim 1 is characterized in that on the plectrum (5) convex shoulder being arranged, and is supported by a back-moving spring (9).

3, single armed V shape anti-theft vehicle lock according to claim 1 is characterized in that lock body (6) flexibly connects by flexible connecting tube (10,11,12,13) and vehicle frame.

4, single armed V shape anti-theft vehicle lock according to claim 3, it is characterized in that flexible connecting tube (10,11,12,13) with the movable connection structure of vehicle frame is: the end joint connection pipe (13) of flexible connecting tube is fixedlyed connected with a steering head (19); Steering head (19) flexibly connects by an alignment pin (18) and a mounting (15), and turns to the location by spring (16) and hoodle (17); Mounting (15) is gone up by two clip-on intermediate plates of screw (14), fixedlys connected with vehicle frame with screw by intermediate plate (14).

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