CN215155099U

CN215155099U - Semitrailer traction seat with automatic unhooking function

Info

Publication number: CN215155099U
Application number: CN202120703899.9U
Authority: CN
Inventors: 谈长稳
Original assignee: Jiangsu Lanxun Environmental Protection Co ltd
Current assignee: Jiangsu Lanxun Environmental Protection Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-12-14
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a semitrailer pulls seat with automatic unhook function, including pulling the seat body, the top of pulling seat body center is provided with the motor, the output fixedly connected with threaded rod of motor, the outer wall of threaded rod has cup jointed ball nut seat, the equal fixedly connected with rotor plate in both sides of ball nut seat, two the center of rotor plate all rotates and is connected with the dwang. The utility model discloses in, be provided with motor and threaded rod, can provide power through the motor, make the threaded rod drive the rotor plate and slide to this comes to drive two dead levers respectively through two dwangs and rotates, and then can reach the effect of automatic unhook, need not manually unhook, and under the interact of telescopic link and spring, can make the limiting plate slide, come to carry out spacing fixed to it according to the specification size of couple with this, prevent that it from taking place acutely to rock at the in-process of traveling.

Description

Semitrailer traction seat with automatic unhooking function

Technical Field

The utility model relates to an electric rack technical field especially relates to a semitrailer pulls seat with automatic unhook function.

Background

The tractor seat is a traction part for traction semitrailer of cargo tractor, and is mainly composed of seat cover plate, saddle seat and locking mechanism. The two tails of the seat cover plate are in a large arc shape, and the middle part of the seat cover plate is provided with a butterfly-shaped concave surface which divides the plane into 5 parts with similar sizes. Generally, the die is integrally pressed by a hydraulic press.

At present, most traction seats need to be manually taken down after traction is finished, but the hooks and the traction seats at the moment are generally in an extrusion state, so that the hooks are taken out, the friction resistance is high, and accidental injury is easily caused to hands.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a semitrailer traction seat with an automatic unhooking function.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a semitrailer traction seat with an automatic unhooking function comprises a traction seat body, wherein a motor is arranged at the top of the center of the traction seat body, a threaded rod is fixedly connected to the output end of the motor, a ball nut seat is sleeved on the outer wall of the threaded rod, rotating plates are fixedly connected to two sides of the ball nut seat, rotating rods are rotatably connected to the centers of the two rotating plates, rotating shafts are rotatably connected to the ends, away from the rotating plates, of the two rotating rods, and fixing rods corresponding to the rotating rods are rotatably connected to the outer walls of the two rotating shafts;

the two sides of the center of the traction seat body are provided with telescopic rods, the outer walls of the two telescopic rods are sleeved with springs, one ends of the two telescopic rods are fixedly connected with limiting plates, and the two sides of the center of the traction seat body are provided with first limiting grooves corresponding to the limiting plates;

the rear end fixedly connected with of traction seat body installs the base.

As a further description of the above technical solution:

and an output shaft of the motor is fixedly connected with the threaded rod through a coupler.

As a further description of the above technical solution:

and the rear ends of the rotating shafts are fixedly connected with the rear end of the inner wall of the traction seat body.

As a further description of the above technical solution:

and one side of the top of each fixed rod is fixedly connected with a protective pad.

As a further description of the above technical solution:

the bottom of the two sides of the center of the traction seat body is provided with sliding grooves corresponding to the fixing rods.

As a further description of the above technical solution:

and second limit grooves corresponding to the telescopic rods are formed in the two sides of the center of the traction seat body.

The utility model discloses following beneficial effect has:

the utility model provides a semitrailer pulls seat with automatic unhook function, is provided with motor and threaded rod, can provide power through the motor, makes the threaded rod drive the rotor plate and slides to this comes to drive two dead levers respectively through two dwangs and rotates, and then can reach the effect of automatic unhook, need not manually to unhook.

Through the interact of telescopic link and spring, can make the limiting plate slide to this specification size according to the couple comes to carry out spacing fixed to it, prevents that it from taking place acutely to rock at the in-process of traveling.

Drawings

Fig. 1 is a schematic structural view of a semitrailer traction seat with an automatic unhooking function provided by the utility model;

fig. 2 is a front view of a semitrailer traction seat with an automatic unhooking function provided by the utility model;

fig. 3 is a side view of a semitrailer traction seat with an automatic unhooking function provided by the utility model;

fig. 4 is a partially enlarged view of a portion a in fig. 1.

Illustration of the drawings:

1. a traction seat body; 2. a motor; 3. a threaded rod; 4. a ball nut seat; 5. a rotating plate; 6. rotating the rod; 7. a rotating shaft; 8. fixing the rod; 9. a telescopic rod; 10. a spring; 11. a limiting plate; 12. a first limit groove; 13. installing a base; 14. a chute; 15. a second limit groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a semitrailer traction seat with an automatic unhooking function comprises a traction seat body 1, wherein a motor 2 is arranged at the top of the center of the traction seat body 1, a threaded rod 3 is fixedly connected to the output end of the motor 2, a ball nut seat 4 is sleeved on the outer wall of the threaded rod 3, rotating plates 5 are fixedly connected to the two sides of the ball nut seat 4, the threaded rod 3 is rotated by starting the motor 2, the ball nut seat 4 on the outer wall of the threaded rod 3 is driven to slide up and down, so that the rotating plates 5 on the two sides of the ball nut seat 4 can move, rotating rods 6 are rotatably connected to the centers of the two rotating plates 5, rotating shafts 7 are rotatably connected to the ends, far away from the rotating plates 5, of the two rotating rods 6, fixing rods 8 corresponding to the rotating rods 6 are rotatably connected to the outer walls of the two rotating shafts 7, and the rotating rods 6 can be driven to rotate by the up and down movement of the rotating plates 5, the fixing rods 8 can be rotated, so that the hook is fixed through the two fixing rods 8;

the two sides of the center of the traction seat body 1 are provided with telescopic rods 9, the outer walls of the two telescopic rods 9 are sleeved with springs 10, one ends of the two telescopic rods 9 are fixedly connected with limiting plates 11, the limiting plates 11 can be driven to slide under the interaction of the springs 10 and the telescopic rods 9, so that hooks of different sizes can be limited and fixed, the hooks are prevented from shaking left and right during running, first limiting grooves 12 corresponding to the limiting plates 11 are formed in the two sides of the center of the traction seat body 1, the two limiting plates 11 can slide in the first limiting grooves 12, and the hooks are elastically clamped so as to be limited;

the rear end fixedly connected with of traction seat body 1 installs base 13, and the accessible will be pull the seat and install on installation base 13, and the reuse bolt will install base 13 and fix on the semitrailer to this fixes the traction seat.

The output shaft of the motor 2 is fixedly connected with the threaded rod 3 through the coupler, power is provided through the motor 2, the threaded rod 3 is rotated, and then the subsequent ball nut seat 4 and the rotating plates 5 on the two sides can be driven to slide up and down.

The rear ends of the two rotating shafts 7 are fixedly connected with the rear end of the inner wall of the traction seat body 1 to fix the rotating shafts 7 in the traction seat body 1, so that the rotating rods 6 and the fixing rods 8 can rotate respectively.

The protection pad of the equal fixedly connected with in one side at two dead lever 8 tops protects dead lever 8 through the protection pad, prevents that dead lever 8 from directly contacting with the couple to produce violent friction when using.

The bottom of the central both sides of traction seat body 1 has all been seted up with the corresponding spout 14 of dead lever 8, drives two dead levers 8 respectively through two dwang 6 and rotates, makes it can slide in two spouts 14 to this accomplishes the fixed and automatic unhook to the couple.

The second spacing groove 15 corresponding with telescopic link 9 has all been seted up to the both sides at traction seat body 1 center, slides in second spacing groove 15 respectively through the one end of two telescopic links 9, and then accessible spring 10 comes to carry out elasticity spacing to limiting plate 11, makes its size that can be according to the couple adjust.

The working principle is as follows: a semitrailer traction seat with an automatic unhooking function is characterized in that when in use, a mounting base 13 is fixedly arranged on a semitrailer through bolts, so that a traction seat body 1 can be fixed, a hook to be pulled only needs to penetrate through a hole in the traction seat body 1, the hook can be fixed through two fixing rods 8 at the moment to prevent unhooking, the hook can be limited and clamped through two limiting plates 11 when being fixed, the limiting plates 11 are extruded according to the specification and the size of the hook, the two limiting plates 11 can slide under the contraction of a spring 10 and a telescopic rod 9 to limit and fix the hooks with different sizes, the hooks are prevented from shaking during driving and pulling, meanwhile, the hooks can be protected through a protective pad at the tops of the two fixing rods 8 during driving and are directly contacted with the two fixing rods 8, thereby produce violent friction, treat to pull and accomplish the back, only need starter motor 2, make threaded rod 3 rotate, and then drive ball nut seat 4 and rotor plate 5 and slide, two dwang 6 can follow rotor plate 5 and rotate this moment, and then drive two dead levers 8 respectively through two pivot 7 and rotate, and then the cancellation is fixed to the couple to this reaches the purpose of automatic unhook.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a semitrailer pulls seat with automatic unhook function, includes and pulls seat body (1), its characterized in that: the top of the center of the traction seat body (1) is provided with a motor (2), the output end of the motor (2) is fixedly connected with a threaded rod (3), the outer wall of the threaded rod (3) is sleeved with a ball nut seat (4), two sides of the ball nut seat (4) are both fixedly connected with rotating plates (5), the centers of the two rotating plates (5) are both rotatably connected with rotating rods (6), one ends of the two rotating rods (6) far away from the rotating plates (5) are both rotatably connected with rotating shafts (7), and the outer walls of the two rotating shafts (7) are both rotatably connected with fixing rods (8) corresponding to the rotating rods (6);

the traction seat is characterized in that telescopic rods (9) are arranged on two sides of the center of the traction seat body (1), springs (10) are sleeved on the outer walls of the two telescopic rods (9), limiting plates (11) are fixedly connected to one ends of the two telescopic rods (9), and first limiting grooves (12) corresponding to the limiting plates (11) are formed in two sides of the center of the traction seat body (1);

the rear end of the traction seat body (1) is fixedly connected with an installation base (13).

2. The semitrailer tractor with the automatic unhooking function according to claim 1, is characterized in that: and an output shaft of the motor (2) is fixedly connected with the threaded rod (3) through a coupler.

3. The semitrailer tractor with the automatic unhooking function according to claim 1, is characterized in that: the rear ends of the two rotating shafts (7) are fixedly connected with the rear end of the inner wall of the traction seat body (1).

4. The semitrailer tractor with the automatic unhooking function according to claim 1, is characterized in that: and one side of the top of each fixed rod (8) is fixedly connected with a protective pad.

5. The semitrailer tractor with the automatic unhooking function according to claim 1, is characterized in that: the bottom of the two sides of the center of the traction seat body (1) is provided with sliding chutes (14) corresponding to the fixing rods (8).

6. The semitrailer tractor with the automatic unhooking function according to claim 1, is characterized in that: and second limiting grooves (15) corresponding to the telescopic rods (9) are formed in the two sides of the center of the traction seat body (1).