CN213291901U

CN213291901U - Trailer lock

Info

Publication number: CN213291901U
Application number: CN202022332040.XU
Authority: CN
Inventors: 李腾
Original assignee: Ningbo Tengyao Electronic Technology Co ltd
Current assignee: Ningbo Tengyao Electronic Technology Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-05-28
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a novel trailer lock, including U type lock, U type lock includes U type catch and lock body, and the fixed calabash form lock ball that is equipped with towards U type catch on the lock body lies in the lock body front side and opens and be equipped with a connecting groove, and integrated into one piece has transverse connection pole in the connecting groove, and transverse connection pole is equipped with the haulage pole through the bearing housing outward, and the first pot head of haulage pole is established outside transverse connection pole, and the other end is horizontal form flat structure, has seted up the connecting hole on the horizontal form flat structure. The utility model discloses simple structure can pass through the connecting hole with the structure of required haulage and install on the haulage pole, because be equipped with the bearing between haulage pole and the transverse connection pole and make the haulage pole rotate with transverse connection pole's axis, can adapt to the road surface of the height unevenness in the haulage process, realizes the two flexible coupling, increases life.

Description

Trailer lock

Technical Field

The utility model discloses trailer lock structure field, concretely relates to novel trailer lock.

Background

The car trailer lock is used for the locking device fixed with the trailer ball cover, because the development of current society, more and more people select self-driving trip, can carry some camping article through dragging the structure, and these camping article self weight will be far less than the car weight that tradition dragged and carried, and current trailer lock structure is complicated, therefore obtains a novel trailer lock very important.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned at least one technical problem, the utility model provides a novel trailer lock, including U type lock, U type lock includes U type catch and lock body, set up a plurality of and lock body complex locked grooves on the U type catch, connect the key on the lock body, separation and the locking of locked groove and lock body in the key rotation control U type catch, the fixed calabash form lock ball that is equipped with towards U type catch on the lock body, it is equipped with a connecting groove to be located the lock body front side, integrated into one piece has the transverse connection pole in the connecting groove, the transverse connection pole is equipped with the haulage pole through the bearing housing outward, the first pot head of haulage pole is established outside the transverse connection pole, the other end is horizontal form flat structure, the connecting hole has been seted up on the horizontal form flat structure.

The lock groove is trapezoidal, and the U-shaped lock ring can be conveniently locked after entering the lock body and pulled out of the lock body after being unlocked.

The calabash-shaped lock ball comprises a large lock ball connected with the lock body and a small lock ball fixed on the large lock ball, so that the size and the weight are reduced. The diameter of the small locking ball is smaller than that of the large locking ball.

The small lock balls are provided with two and are respectively fixed on two sides of the top of the large lock ball.

Compared with the prior art, the utility model has the advantages of: the utility model has simple structure, can hang the structure to be hauled in the concave joint between the small lock ball and the large lock ball, or the concave joint between the large lock ball and the lock body, or is installed on the haulage rod through the connecting hole, because the haulage rod and the transverse connecting rod are provided with the bearing, the haulage rod can rotate along the axis of the transverse connecting rod, can adapt to the uneven road surface in the hauling process, realizes the flexible connection of the small lock ball and the large lock ball, and prolongs the service life; wherein the vehicle of haulage can be articulated through connecting hole and haulage pole, and the vehicle and the haulage pole that realize the haulage can lateral rotation, realize when the turn, and two flexible coupling increase life.

Drawings

FIG. 1 is a first front view of the present invention;

figure 2 is a front view of the utility model

FIG. 3 is a schematic cross-sectional view of the connection groove of the present invention;

FIG. 4 is a perspective view of the tow bar;

reference numerals: 1-U-shaped lock ring; 2-a lock body; 3-locking the groove; 4-a key; 5-a transverse connecting rod; 6-connecting the groove; 7-a towing bar; 8-a bearing; 9-horizontal flat structure; 10-connecting holes; 11-big lock ball; 12-small locking balls.

Detailed Description

In order to better understand the invention for those skilled in the art and to define the claimed scope more clearly, the invention will be described in detail below with respect to certain specific embodiments of the invention. It should be noted that the following description is only a few examples of the present invention, and the specific and direct descriptions of the related structures are only for the convenience of understanding the present invention, and the specific features do not naturally and directly limit the scope of the present invention.

Referring to the attached drawings, the utility model discloses a following technical scheme, a novel trailer lock, including U type lock, U type lock includes U type catch and lock body, has seted up a plurality ofly on the U type catch and has locked the groove with lock body complex, connect the key on the lock body, separation and the locking of locked groove and lock body in the key rotation control U type catch, the fixed calabash form lock ball that is equipped with towards U type catch on the lock body, it is equipped with a connecting groove to be located the lock body front side, integrated into one piece has transverse connection pole in the connecting groove, transverse connection pole is equipped with the haulage pole through the bearing housing outward, the first pot head of haulage pole is established outside transverse connection pole, the other end is horizontal form flat structure, the connecting hole has been seted up on the horizontal form flat structure.

The gourd-shaped lock ball comprises a large lock ball connected with the lock body and a small lock ball fixed on the large lock ball. The diameter of the small locking ball is smaller than that of the large locking ball.

Two small lock balls are arranged and are respectively fixed on two sides of the top of the large lock ball, as shown in figure 2.

The above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.

Claims

1. The utility model provides a novel trailer lock, includes U type lock, U type lock includes U type catch (1) and lock body (2), has seted up on U type catch (1) a plurality ofly and lock body (2) complex locked groove (3), connects key (4) on lock body (2), and key (4) rotate separation and locking of locked groove (3) and lock body (2) in control U type catch (1), its characterized in that: be equipped with the calabash form lock ball towards U type catch (1) on lock body (2), lie in lock body (2) front side and open and be equipped with a connecting groove (6), integrated into one piece has transverse connection pole (5) in connecting groove (6), and transverse connection pole (5) are equipped with haulage pole (7) through bearing (8) cover outward, and the first pot head of haulage pole (7) is established outside transverse connection pole (5), and the other end is level form flat structure (9), has seted up connecting hole (10) on level form flat structure (9).

2. The novel trailer lock of claim 1, wherein: the lock groove (3) is a trapezoid which is convenient for the U-shaped lock ring (1) to enter the lock body (2) for locking and to be pulled out of the lock body (2) after being unlocked.

3. The novel trailer lock of claim 1, wherein: the calabash-shaped lock ball comprises a large lock ball (11) connected with the lock body (2) and a small lock ball (12) fixed on the large lock ball (11).

4. The novel trailer lock of claim 3, wherein: the diameter of the small locking ball (12) is smaller than that of the large locking ball (11).

5. The novel trailer lock of claim 3, wherein: the number of the small lock balls (12) is two, and the two small lock balls are respectively fixed on two sides of the top of the large lock ball (11).