CN2623569Y

CN2623569Y - Self-protecting frame lock

Info

Publication number: CN2623569Y
Application number: CNU03234094XU
Authority: CN
Inventors: 樊红东
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-04-23
Filing date: 2003-04-23
Publication date: 2004-07-07
Anticipated expiration: 2013-04-23

Abstract

The utility model discloses a self-protecting frame lock with the purpose to provide a frame lock, which disallows the destruction of the lock lever by bicycle stealer and loses effectiveness to avoid effectively the theft of bicycles. The utility model comprises a lock core and a lock lever. Lock holes are arranged respectively in the outside pipe of the front vertical axle casing of the frame and in the inner pipe connected with the bicycle head. The lock lever is arranged in the frame pipes and in the inner pipe, with the head of the lock lever facing exactly the lock hole. The utility self-protecting frame lock is especially applicable to bicycles, including push-bikes, electric bicycles, pedicabs, etc, and also applicable to motorcycles with hollow pipe frames.

Description

A kind of self-shield lock

Affiliated technical field

The utility model relates to a kind of lockset, especially bicycle lock.

Background technology

At present, bicycle lock roughly has two classes, and a class is the fork lock, and locking bar is locked between the wheel steel wire (or spoke), and wheel can't be rotated; Another kind of is chain (or cable wire) lock, and chain lock can't rotate wheel between wheel steel wire (or spoke), perhaps with other objects systems outside car and the car together.Both have a common ground, and promptly locking bar or chain all are exposed to the outside of car body, and lock self lacks safety, and easy stolen person steals vehicle to cut off or modes such as sawed-off chain, locking bar are destroyed lock, causes the car owner to lose.In addition, the user locks car and the Shi Douxu that unblanks bends over, and uses also not convenient.

The utility model content

Be exposed to outer easy ruined deficiency in order to overcome existing lock locking bar, the utility model provides a kind of self-shield lock, and its locking bar is positioned at car body, and auto theft person can't lose efficacy lock by destroying locking bar.

The technical scheme that its technical matters that solves the utility model adopts is: the self-shield lock includes lock core and locking bar; vertically have cooresponding exterior lockhole and interior lockhole on the outer tube of central siphon and the interior pipe that is connected with handlebar before the vehicle frame; locking bar is positioned at vehicle frame pipe or pipe, and the head of locking bar is over against exterior lockhole or interior lockhole.

The beneficial effects of the utility model are, 1. lock autoprotection ability is strong, and locking bar and lock core all place in the vehicle frame pipe, and auto theft person can't lose efficacy lock by destroying locking bar, thereby it is stolen to avoid losing vehicle effectively; 2. simple in structure, reasonable in design, stability is strong, and the integral structure good airproof performance has increased service life of lock; 3. it is all very convenient to lock car and unlock operation, and one hand can be realized the open and close lock easily, and human body keeps the nature standing state substantially during operation, has exempted the hardship of bending over.

Self-shield lock of the present utility model is specially adapted to bicycle, comprises manpower, Electrical Bicycle, manual tricycle, also is suitable as the lock of motor bike with hollow tubular body frame structure for automotive etc.

Description of drawings

Fig. 1 is the structural representation of locking bar lock when being positioned at vehicle frame;

Fig. 2 is the A-A cutaway view among Fig. 1;

Fig. 3 is the locking bar of the utility model self-shield lock one embodiment and the structural representation of tooth bar;

Fig. 4 is that Fig. 1 is the structural representation that locking bar is positioned at lock when managing;

Fig. 5 is the enlarged diagram of local B among Fig. 4.

The specific embodiment

Below in conjunction with drawings and Examples the utility model is further specified.

As shown in Figure 1; self-shield lock of the present utility model includes lock core 16, locking bar 6; vertically have cooresponding exterior lockhole 3, interior lockhole 4 on the outer tube 2 of central siphon and the interior pipe 1 that is connected with handlebar before the vehicle frame; locking bar 6 is positioned at vehicle frame pipe 15 or pipe 1, and the head 5 of locking bar 6 is over against exterior lockhole 3 or interior lockhole 4.

Locking bar 6 places in vehicle frame pipe 15 or the interior pipe 1, and auto theft person can't lose efficacy lock by destroying locking bar 15.

When handlebar during towards the dead ahead, the axis of the axis of exterior lockhole 3 and interior lockhole 4 is formed with angle, when the head 5 of locking bar 6 is positioned at exterior lockhole 3, lockhole 4 simultaneously, lock is in locking states, at this moment, bicycle front-wheel and vehicle frame keep corresponding fixed angle, and bicycle is tried hard to recommend outside to move down and can only make circular movement in limited scope, can't leave in the mode of riding and park ground.

Embodiment 1:

As shown in Figure 1 and Figure 2, locking bar 6, lock core 16 are positioned at vehicle frame pipe 15, and lock core 16 passes the tube wall of vehicle frame pipe 15 and is fixed thereon.

The main body of lock core 16 also places in the vehicle frame pipe 15, makes auto theft person be difficult to equally by destroying lock core 16 lock be lost efficacy.

Lockhole 4 is the slotted hole along interior pipe 1 longitudinal centerline, and interior pipe 1 can move up and down certain distance with respect to outer tube 2, thereby regulates the queues of stationary traffic thickness of head.

The gear 14 at lock core 16 rear portions and tooth bar 13 engagements, tooth bar 13 is set on the pilot bar 9 by the through hole 11 on its block 12, pilot bar 9 is between the positive stop on the locking bar 67, rear block 10, and the two ends of pilot bar 9 are connected with positive stop 7, rear block 10 respectively.

The locking process of lock: key is inserted lock core 16, clockwise rotate lock core 16, the gear 14 at lock core 16 rear portions drives tooth bar 13 and slides left along pilot bar 9,

block

12,7 compression springs 8, and promote locking bar 6 its head 5 that slides left and enter exterior lockhole 3, when interior lockhole 4 overlapped with exterior lockhole 3 positions, the head 5 of locking bar 6 entered interior lockhole 4, interior pipe 1 can't freely rotate the lock locking in outer tube 2; When interior lockhole 4 does not overlap with exterior lockhole 3 positions, rotate handlebar, pipe 1 rotates relative to outer tube 2 in making, and when interior lockhole 4 rotations overlapped with exterior lockhole 3, under the tension force effect of compressed spring 8, the head 5 of locking bar 6 was pushed into interior lockhole 4, lock locking.

The process of unblanking of lock: key is inserted lock core 16, rotate counterclockwise lock core 16, the gear 14 at lock core 16 rear portions drives tooth bar 13 and slides to the right along pilot bar 9, block 12 promotes block 10 and drives locking bar 6 to slide to the right, make the head 5 of locking bar 6 break away from interior lockhole 4, in pipe 1 free to rotate in outer tube 2, finish and unblank.

Embodiment 2:

As Fig. 4, shown in Figure 5, locking bar 6, lock core 16 are positioned at pipe 1, and lock core 16 passes the upper end of interior pipe 1 and is fixed thereon.

The gear 14 at lock core 16 rear portions and tooth bar 13 engagements, tooth bar 13 is set on the pilot bar 9 by the through hole 11 on its block 12, pilot bar 9 is between the positive stop on the locking bar 67, rear block 10, the two ends of pilot bar 9 are connected with positive stop 7, rear block 10 respectively, are connected by axle 20 between lock core 16 rear portions and the gear 14.

In placing, the main body of lock core 16 in the pipe 1, make auto theft person be difficult to equally lock be lost efficacy by destroying lock core 16.

The locking process of lock: key is inserted lock core 16, rotate counterclockwise lock core 16, lock core 16 rotates by axle 20 driven gears 14, drive tooth bar 13 and slides left along pilot bar 9,

block

12,7 compression springs 8, and promote locking bar 6 its head 5 that slides left and enter lockhole interior 4, when interior lockhole 4 overlaps with exterior lockhole 3 positions, the head 5 of locking bar 6 enters exterior lockhole 3, and interior pipe 1 can't freely rotate in outer tube 2, the lock locking; When interior lockhole 4 does not overlap with exterior lockhole 3 positions, rotate handlebar, pipe 1 rotates relative to outer tube 2 in making, and when interior lockhole 4 rotations overlapped with exterior lockhole 3, under the tension force effect of compressed spring 8, the head 5 of locking bar 6 was pushed into exterior lockhole 3, the lock locking.

The process of unblanking of lock: key is inserted lock core 16, clockwise rotate lock core 16, the gear 14 at lock core 16 rear portions drives tooth bar 13 and slides to the right along pilot bar 9, block 12 promotes block 10 and drives locking bar 6 to slide to the right, make the head 5 of locking bar 6 break away from exterior lockhole 3, in pipe 1 free to rotate in outer tube 2, finish and unblank.

Embodiment 3:

In the present embodiment, the connection mode and the above embodiment of 13 of the structure of locking bar 6 and locking bar 6 and tooth bars are different.

As shown in Figure 3, its longitudinal centerline of locking bar 6 upper edges has groove 17, and the block 12 of tooth bar 13 is positioned at groove 17, is provided with spring 8 between vertical front side wall 18 of block 12 and groove 17.

In the locking process of lock, vertical front side wall 18 compression springs 8 of block 12, groove 17.

In the process of unblanking of lock, block 12 promotes vertical rear wall 19 of groove 17 and drives locking bar 6 to slide to the right.

Because the space in the vehicle frame pipe 15 is greater than the space in the interior pipe 1, therefore in the above-described embodiments, embodiment 1 compares with embodiment 2 that to have structure simpler and advantage more easily is installed, and the queues of stationary traffic thickness of head also can be regulated.

In conjunction with the accompanying drawings the specific embodiment of the present utility model has been carried out exemplary description above, obviously the utility model is not limited thereto, and the various remodeling that carry out in the utility model scope all do not exceed protection domain of the present utility model.

Claims

1, a kind of self-shield lock includes lock core (16), locking bar (6), it is characterized in that: vertically have cooresponding exterior lockhole (3), interior lockhole (4) on the outer tube (2) of central siphon and the interior pipe (1) that is connected with handlebar before the vehicle frame; Described locking bar (6) is positioned at vehicle frame pipe (15) or pipe (1), and the head (5) of locking bar (6) is over against exterior lockhole (3) or interior lockhole (4).

2, self-shield lock according to claim 1 is characterized in that: described locking bar (6), lock core (16) are positioned at vehicle frame pipe (15), and lock core (16) passes the tube wall of vehicle frame pipe (15) and is fixed thereon.

3, self-shield lock according to claim 1 is characterized in that: described locking bar (6), lock core (16) are positioned at pipe (1), and lock core (16) passes the upper end of interior pipe (1) and is fixed thereon.

4, self-shield lock according to claim 1 is characterized in that: when handlebar during towards the dead ahead, the axis of the axis of described exterior lockhole (3) and interior lockhole (4) is formed with angle.

5, self-shield lock according to claim 2 is characterized in that: described lockhole (4) is the slotted hole along interior pipe (1) longitudinal centerline.

6, according to claim 1,2 or 3 described self-shield locks; it is characterized in that: the gear (14) at described lock core (16) rear portion and tooth bar (13) engagement; tooth bar (13) is set on the pilot bar (9) by the through hole (11) on its block (12); pilot bar (9) is positioned between positive stop (7) on the locking bar (6), the rear block (10), and the two ends of pilot bar (9) are connected with positive stop (7), rear block (10) respectively.

7, self-shield lock according to claim 6 is characterized in that: connected by axle (20) between described lock core (16) rear portion and the gear (14).

8, self-shield lock according to claim 6 is characterized in that: be provided with spring (8) between described positive stop (7), the block (12), described spring (8) is sleeved on the pilot bar (9).

9, according to claim 1,2 or 3 described self-shield locks, it is characterized in that: the gear (14) at described lock core (16) rear portion and tooth bar (13) engagement, the block (12) of tooth bar (13) is positioned at the groove (17) of its longitudinal centerline of locking bar (6) upper edge.

10, self-shield lock according to claim 9 is characterized in that: be provided with spring (8) between vertical front side wall (18) of described block (12) and groove (17).