CN201124809Y - car anti-theft lock - Google Patents

Abstract

The utility model discloses an automobile anti-theft lock, which comprises a hollow rod body and a sliding rod body, wherein one end of the sliding rod body is inserted into the hollow rod body, a hook is arranged on the side wall of the other end of the hollow rod body, a movable arc-shaped clamping plate is also arranged on the side wall of the hollow rod body, one end of the movable arc-shaped clamping plate is rotatably connected with a rotating shaft arranged on the side wall of the hollow rod body, the other end is provided with a lock bolt insertion hole, the other side wall of the hollow rod body is provided with a lock hole corresponding to the through hole, the sliding rod body is provided with at least one through hole corresponding to the lock bolt inserting hole and the locking hole, the lock bolt of the lock body is sequentially inserted into the corresponding lock bolt inserting hole, the through hole and the locking hole to lock the movable arc-shaped clamping plate, the hollow rod body and the sliding rod body, a limiting device is further mounted at one end, inserted into the hollow rod body, of the sliding rod body, and a positioning device is further mounted on the side wall of the hollow rod body. Has the advantages of simple structure, low production cost, good anti-theft performance, safety and reliability.

Description

car anti-theft lock

technical field

The utility model relates to an automobile anti-theft device, in particular to an automobile anti-theft lock capable of locking the steering wheel of an automobile and preventing the automobile from being stolen.

Background technique

At present, because many cars are parked in the open air, the phenomenon of being stolen is very serious, and the safe parking of cars has become a problem that people pay close attention to. In order to prevent automobile from being stolen, various car anti-theft locks have been released on the market, which can be roughly divided into two classes, electronic class anti-theft locks and mechanical class anti-theft locks.

All kinds of electronic car anti-theft alarm devices can play the role of anti-theft and alarm when the car is stolen or vandalized. However, the characteristics of electronic anti-theft locks are: complex structure, high cost, easy false alarm, and high failure rate. And its maintenance needs special personnel, undoubtedly brings inconvenience to general driver's use, so is difficult for popularizing. Therefore, people are still accustomed to using strong and reliable mechanical locks to prevent car theft.

Some locks even need to destroy the original structure of the car to achieve the purpose of installation.

Utility model content

The purpose of the utility model is to overcome the above-mentioned defects in the prior art, and provide a car anti-theft lock with simple structure, low production cost, good anti-theft performance, safety and reliability.

In order to achieve the above object, the technical solution provided by the utility model is as follows: Construct a car anti-theft lock, including a hollow rod body, a sliding rod body sleeved in the hollow rod body, one end of the sliding rod body is inserted into the hollow rod body and can be moved along the hollow rod body. The inner side wall of the hollow rod slides, and a hook is installed on the side wall of the other end, and the hook is connected with the sliding rod body to form an opening. When the hook is retracted to the hollow rod body, it can be inserted into the gap of the hollow rod body. A movable arc-shaped splint, one end of the movable arc-shaped splint is rotatably connected to the shaft installed on the side wall of the hollow rod body, the other end is provided with a lock bolt insertion hole, and the other side wall of the hollow rod body is provided with a hole corresponding to the through hole. Corresponding to the locking hole, at least one through hole corresponding to the locking bolt insertion hole and the locking hole is opened on the sliding rod body, and the locking bolt of the lock body is inserted into the corresponding locking bolt insertion hole, through hole, and locking hole in sequence. Lock the movable curved splint, the hollow rod body and the sliding rod body in the middle.

The beneficial effect of the automobile anti-theft lock described in the utility model is that, by constructing a hollow rod body and a sliding rod body, one end of the sliding rod body is inserted into the hollow rod body and can slide along the inner side wall of the hollow rod body; The hook is connected with the sliding rod body to form an opening for clamping one end of the steering wheel. A movable arc-shaped splint is also installed on the side wall of the hollow rod body. One end of the movable arc-shaped splint is connected with the side wall of the hollow rod body The upper shaft is rotationally connected, the other end of which is provided with a locking bolt insertion hole, which is used to fix the other end of the steering wheel and lock it, and the other side wall of the hollow rod body is provided with a locking hole corresponding to the through hole. At least one through hole corresponding to the lock bolt insertion hole and the locking hole is provided, and the lock bolt of the lock body is sequentially inserted into the corresponding lock bolt insertion hole, through hole, and locking hole to move the curved splint, hollow rod body, The sliding rod body is locked, even if the thief pries one end of the hook, but one end of the arc splint is locked, which plays an important anti-theft role. The role of the guide block is to prevent the lock body from being positioned and prevent the lock from being sawed One end of the sliding rod body inserted into the hollow rod body is also equipped with a limit device, which can prevent the sliding rod body from completely protruding from the hollow rod body and falling off; the side wall of the hollow rod body is also equipped with a The positioning device makes the positioning hole on the side wall of the sliding rod body correspond to the through hole of the sliding rod body one by one. When the sliding rod body slides to a through hole, the ball is embedded in the positioning hole corresponding to the through hole to position the sliding rod body , which can meet the needs of locking steering wheels of different specifications. The utility model has the advantages of simple structure, low production cost, good anti-theft performance, safety and reliability.

Below in conjunction with accompanying drawing and embodiment the automobile anti-theft lock described in the utility model is further described:

Description of drawings

Fig. 1 is the front view of the utility model automobile anti-theft lock;

Fig. 2 is a cross-sectional view along line A-A of Fig. 1 .

Detailed ways

The following are the best embodiments of the automobile anti-theft lock described in the utility model, and therefore do not limit the protection scope of the utility model.

Referring to Fig. 1 and Fig. 2, a car anti-theft lock is constructed, which includes a hollow rod body 1, a sliding rod body 2 sleeved in the hollow rod body 1, and one end of the sliding rod body 2 is inserted into the hollow rod body 1 and can be inserted along the hollow rod body 1. The inner side wall slides, and a hook 3 is installed on the side wall of the other end. The hook 3 is connected with the sliding rod body 2 to form an opening. A movable curved splint 4 is also installed on the side wall, and one end of the movable curved splint 4 is rotatably connected with the rotating shaft 5 installed on the side wall of the hollow rod body 1, and a locking bolt insertion hole is provided at the other end, and the hollow rod body 1 A locking hole corresponding to the through hole is provided on the other side wall of the sliding rod body 2, and at least one through hole 6 corresponding to the locking bolt insertion hole and the locking hole is provided on the sliding rod body 2, and the locking bolt of the lock body 7 8. Insert the corresponding locking bolt insertion hole, through hole 6, and locking hole in turn to lock the movable arc splint 4, hollow rod body 1, and sliding rod body 2. During use, an opening formed by the hook 3 and the sliding rod body 2 snaps into the steering wheel, and the movable arc splint 4 clamps the steering wheel simultaneously.

One end of the sliding rod body 2 inserted into the hollow rod body 1 is also equipped with a limit device 9, the limit device 9 consists of a hollow cylinder 10, a spring 11, a limit convex body installed in the hollow cylinder 10 in turn 12, the position-limiting convex body 12 protrudes from the side wall provided on the sliding rod body 2, and can be inserted into the locking hole on the side wall of the hollow rod body 1 when the sliding rod body 2 protrudes from the hollow rod body 1 to a certain length. The position limit of the sliding rod body 2 can prevent the sliding rod body 2 from completely stretching out from the hollow rod body 1 and falling off when it stretches out from the hollow rod body 1 .

A positioning device 13 is also installed on the side wall of the hollow rod body 1. The positioning device 13 is composed of a cylindrical body 14 with one end sealed, a spring 15 and a ball 16 installed in the cylindrical body 14 in sequence, and the sliding rod body 2 At least one positioning hole 17 compatible with the ball 16 is provided on the side wall, so that the positioning hole on the side wall of the sliding rod body 1 corresponds to the through hole 6 of the sliding rod body. When the sliding rod body 2 slides to a through hole 6, The ball 16 is inserted into the positioning hole 17 corresponding to the through hole 6 to position the sliding rod body 2, which can meet the needs of locking steering wheels of different specifications.

One end of the hollow rod body 1 is also covered with a decorative sleeve 18 .

A protective cover 19 is sheathed on the side wall of the hollow rod body 1 corresponding to the movable arc splint 4 .

The movable curved splint 4 is also covered with a protective cover 20 .

A guide block 21 with an opening is also provided on the outer wall of the hollow rod body 1 for guiding and positioning when the lock body 7 is inserted and preventing the lock bolt from being sawed or picked.

The front end of the sliding rod body 2 is also provided with a decorative plug 22 .

Claims (7)

1. An automobile anti-theft lock, characterized in that it comprises a hollow rod body (1), a sliding rod body (2) sleeved in the hollow rod body (1), and one end of the sliding rod body (2) is inserted into the hollow rod body (1) and can slide along the inner side wall of the hollow rod body (1), and a hook (3) is installed on the side wall of the other end, and the hook (3) is connected with the sliding rod body (2) to form an opening, and the hook (3) faces the hollow When the rod body (1) is withdrawn, it can be inserted into the gap (23) of the hollow rod body (1), and a movable arc splint (4) is also installed on the side wall of the hollow rod body (1). One end is rotatably connected with the rotating shaft (5) installed on the side wall of the hollow rod body (1), the other end is provided with a locking bolt insertion hole, and the other side wall of the hollow rod body (1) is provided with a hole corresponding to the through hole. Locking holes, the sliding rod body (2) is provided with at least one through hole (6) corresponding to the locking bolt insertion hole and the locking hole, and the locking bolts (8) of the lock body (7) are sequentially inserted into the corresponding The movable arc splint (4), the hollow rod body (1) and the sliding rod body (2) are locked in the locking bolt insertion hole, the through hole (6) and the locking hole. 2. The automobile anti-theft lock according to claim 1, characterized in that, one end of the sliding rod body (2) inserted into the hollow rod body (1) is also equipped with a limiting device (9), and the limiting device (9) ) consists of a hollow cylinder (10), a spring (11) installed in the hollow cylinder (10) in turn, and a position-limiting convex body (12). 2) protrudes from the side wall of the hollow rod body (1), and can be inserted into the locking hole on the side wall of the hollow rod body (1) when the sliding rod body (2) protrudes from the hollow rod body (1) to a certain length to limit the sliding rod body (2) . 3. The automobile anti-theft lock according to claim 1, characterized in that a positioning device (13) is installed on the side wall of the hollow rod body (1), and the positioning device (13) is a cylinder sealed at one end. body (14), springs (15) and balls (16) installed in the cylinder body (14) in sequence, and at least one positioning hole compatible with the balls (16) is opened on the side wall of the sliding rod body (2) (17). 4. The automobile anti-theft lock according to claim 1, characterized in that, one end of the hollow rod body (1) is also covered with a decorative sleeve (18). 5. The automobile anti-theft lock according to claim 1, characterized in that a protective sleeve (19) is sheathed on the side wall of the hollow rod body (1) corresponding to the movable arc splint (4). 6. The automobile anti-theft lock according to claim 1, characterized in that, a protective cover (20) is sheathed on the movable curved splint (4). 7. The automobile anti-theft lock according to claim 1, characterized in that a guide block (21) with an opening is provided on the outer wall of the hollow rod body (1).