CN220314635U

CN220314635U - Automobile fault trailer traction device

Info

Publication number: CN220314635U
Application number: CN202322092170.4U
Authority: CN
Inventors: 张振
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-01-09
Anticipated expiration: 2033-08-04

Abstract

The utility model discloses a traction device of an automobile fault trailer, which has the technical scheme that: screw holes are symmetrically formed in the left side and the right side of the first connecting plate and the second connecting plate, buffer devices are arranged on two opposite surfaces of the first connecting plate and the second connecting plate, the buffer devices are connected to the screw holes through threaded rods in a threaded mode, the outer sides of the buffer devices are connected with one end of a traction rod, and a connecting device is arranged at the other end of the traction rod; the damping springs are arranged in the fixed frame, the four damping springs are arranged in the fixed frame, the movable plate is fixedly arranged on the side, close to the fixed frame, of the fixed block, the movable plate is in sliding clamping connection in the fixed frame, and one ends of the four damping springs are fixedly connected with the side, away from the fixed block, of the movable plate. The beneficial effects are that: the force generated by the threaded rod is dispersed to the damping spring and the rubber pad through the fixing block, so that the force born by most of the threaded rod is absorbed, and the loss of the tractor and the fault vehicle under the unexpected condition is reduced to the greatest extent.

Description

Automobile fault trailer traction device

Technical Field

The utility model relates to the technical field of automobile faults, in particular to an automobile fault trailer traction device.

Background

When the vehicle fails in daily use and cannot start or normally run, the vehicle needs to be towed to a maintenance site for maintenance by a trailer. Therefore, the trailer structure of the vehicle needs to have sufficient strength to ensure reliability and safety of vehicle rescue.

When the trailer rescue work is carried out, the existing trailer uses the trailer rope more, the speed of the tractor does not exceed 20 km per hour when the trailer rope is used for trailer, because the fault car is pulled by the tractor, the view angle of the fault car is blocked by the tractor, the front situation is difficult to see, once the tractor encounters emergency braking, the fault car can possibly rear-end collision by the trailer, the damage degree of the fault car is increased, the repair cost of the fault car is increased, in addition, the trailer rope is used for fixing the vehicle, the fixing effect is poor, and even the problems of fracture of the trailer rope and the like are caused.

Disclosure of Invention

Therefore, the utility model provides the traction device of the automobile fault trailer, and the force generated by the threaded rod is dispersed to the damping spring and the rubber pad through the fixing block, so that the force born by most of the threaded rod is absorbed, and the loss of the tractor and the fault vehicle under the unexpected condition is reduced to the greatest extent.

In order to achieve the above object, the present utility model provides the following technical solutions: the automobile fault trailer traction device comprises a first connecting plate and a second connecting plate, threaded holes are symmetrically formed in the left side and the right side of the first connecting plate and the two sides of the second connecting plate, buffer devices are arranged on two opposite faces of the first connecting plate and the two opposite faces of the first connecting plate, the buffer devices are connected to the threaded holes through threaded rods in a threaded mode, the outer sides of the buffer devices are connected with one end of a traction rod, and a connecting device is arranged at the other end of the traction rod;

the damping device comprises a fixed frame, damping springs and fixed blocks, wherein the damping springs are arranged in the fixed frame, the four damping springs are arranged in the fixed frame, a movable plate is fixedly arranged on one side, close to the fixed frame, of the fixed block, the movable plate is in sliding clamping connection with the inside of the fixed frame, and one ends of the four damping springs are fixedly connected with one side, far away from the fixed block, of the movable plate.

Preferably, a rubber pad is fixedly installed on the inner wall of the fixing frame, the outer side end of the rubber pad is fixedly connected with the other ends of the four damping springs, a hole is formed in the inner side end of the rubber pad, opposite to the damping springs, of the rubber pad, and the diameter of the hole is smaller than that of the inner side of the damping springs.

Preferably, the outside of above-mentioned connecting plate one and connecting plate two is provided with the traction plate through the pivot rotation, and the traction plate includes first traction plate and second traction plate, and first traction plate is U type structure, and the second traction plate is a word structure, and the inboard at first traction plate is placed to the second traction plate, and first traction plate and second traction plate's one end tip is equipped with the pivot, and threaded hole has all been seted up to first traction plate and second traction plate's the other end tip.

Preferably, the number of the buffer devices is four, and the buffer devices are respectively arranged at the left side and the right side of one side of the opposite surfaces of the first connecting plate and the connecting plate.

Preferably, the inner wall of the fixed block is in threaded connection with the outer wall of the traction rod, the outer wall of the traction rod is fixedly provided with a fixed ring, and the outer wall of the fixed ring is contacted with the side, away from the fixed frame, of the fixed block.

Preferably, the connecting device comprises a connecting ring, a semicircular ring and a rotating ring, wherein the connecting ring is fixedly connected with one end of a traction rod connected with the second connecting plate, the inner wall of the connecting ring is contacted with the inner wall of the semicircular ring, and the semicircular ring is fixedly connected with one end of the traction rod connected with the first connecting plate.

Preferably, the outer wall of the top of the side of the semicircular ring, which is close to the traction rod, is fixedly provided with a connecting sleeve, the inner wall of the connecting sleeve is rotatably provided with a rotating ring, the top of the other side of the semicircular ring is fixedly provided with a clamping ring, and the rotating ring and the outer wall of the clamping ring are mutually clamped.

Preferably, the connecting device comprises a connecting ring, an arched clamp ring, locking bolts, locking nuts and locking blocks, wherein one end of a traction rod connected on the connecting plate II is fixedly connected with the connecting ring, the inner wall of the connecting ring is contacted with the inner wall of the arched clamp ring, one end of the traction rod connected on the arched clamp ring and the connecting plate I is fixedly connected, a shaft sleeve is fixedly arranged on the outer wall of the top of one side, close to the traction rod, of the arched clamp ring, a rotating shaft is rotatably arranged on the inner wall of the shaft sleeve, the rotating shaft is fixedly arranged on two sides of one end part of each locking bolt, the other end part of each locking bolt is in threaded connection with the corresponding locking nut, and the locking blocks are fixedly arranged on the top of the other side of the arched clamp ring.

Preferably, the locking block is in two L-shaped structures, a channel for accommodating the locking bolt to pass through is arranged between the two L-shaped structures, the width of the channel is larger than the diameter of the locking bolt and smaller than the outer diameter of the locking nut, and the locking nut is in threaded connection with the outer side of the locking block.

The beneficial effects of the utility model are as follows: the connecting plate I and the connecting plate II are connected with each other through the connecting device, the tractor and the fault vehicle are connected with the connecting plate I and the connecting plate II through the traction plate respectively, the movement of dragging the fault vehicle is achieved, in addition, when the tractor turns, because the connecting ring is movably connected with the semicircular ring, the traction rod can not prevent the tractor from driving the fault vehicle to turn, when the tractor encounters emergency braking, the connecting ring and the semicircular ring can abut against each other, so that the contact of the two vehicles is prevented, meanwhile, the fixing ring on the traction rod can transfer the force received by the traction rod to the fixing block, the fixing block disperses the force to the damping spring and the rubber pad, and therefore the force received by most of the traction rod is absorbed, and loss of the tractor and the fault vehicle under the condition of accident is reduced to the greatest extent.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a semicircular ring according to the present utility model;

FIG. 3 is a schematic view of the structure of the connecting ring of the present utility model;

FIG. 4 is a schematic view of a buffer device according to the present utility model;

FIG. 5 is a schematic view of a traction plate according to the present utility model;

FIG. 6 is a schematic view of the attachment structure of the traction plate of the present utility model;

FIG. 7 is a schematic view showing the structure of a connecting device according to embodiment 2 of the present utility model;

fig. 8 is a schematic structural view of a locking mechanism of a connecting device according to embodiment 2 of the present utility model.

In the figure: the connecting plate I, the connecting plate II, the threaded hole 3, the traction rod 4, the first traction plate 5, the second traction plate 6, the fixed frame 7, the rubber pad 8, the damping spring 9, the movable plate 10, the fixed block 11, the fixed ring 12, the connecting ring 13, the semicircular ring 14, the connecting sleeve 15, the rotating ring 16, the clamping ring 17, the arched clamping ring 18, the rotating shaft 19, the locking bolt 20, the locking nut 21 and the locking block 22.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

The embodiment 1, refer to fig. 1, the utility model provides a traction device of an automobile fault trailer, which comprises a first connecting plate 1 and a second connecting plate 2, wherein threaded holes 3 are symmetrically formed in the left side and the right side of the first connecting plate 1 and the second connecting plate 2, buffer devices are arranged on the opposite surfaces of the first connecting plate 1 and the second connecting plate 2, the buffer devices are connected to the threaded holes 3 through threaded rods in a threaded manner, the outer sides of the buffer devices are connected with one end of a traction rod 4, the buffer devices are used for buffering the force born by the traction rod 4, a connecting device is arranged at the other end of the traction rod 4, and the connecting device is used for connecting the first connecting plate 1 and the second connecting plate 2 so as to connect and fix the traction vehicle and the fault vehicle;

referring to fig. 4, the buffering device comprises a fixed frame 7, damping springs 9 and fixed blocks 11, wherein the damping springs 9 are four, the four damping springs 9 are arranged in the fixed frame 7, a movable plate 10 is fixedly arranged on one side of the fixed block 11 close to the fixed frame 7, the movable plate 10 is in sliding clamping connection in the fixed frame 7, and one ends of the four damping springs 9 are fixedly connected with one side of the movable plate 10 far away from the fixed block 11;

a rubber pad 8 is fixedly arranged on the inner wall of the fixed frame 7, the outer side end of the rubber pad 8 is fixedly connected with the other ends of the four damping springs 9, a hole is formed in the inner side end of the rubber pad 8 opposite to the damping springs 9, and the diameter of the hole is smaller than the inner side diameter of the damping springs 9; after the tractor brakes in emergency and the connecting rings 13 and the semicircular rings 14 collide with each other, the fixed rings 12 on each traction rod 4 are driven by the traction rods 4 to push towards the fixed blocks 11, when the fixed rings 12 push the fixed blocks 11, the fixed blocks 11 drive the movable plates 10 to squeeze the damping springs 9, the damping springs 9 are springs with dampers, and can absorb the force generated by the fixed blocks 11, so that the force generated by the traction rods 4 is absorbed to the greatest extent, and in order to enhance the buffering effect, the rubber pads 8 are arranged in the fixed frames 7 to further absorb the force generated by the traction rods 4.

Referring to fig. 5 and 6, the outer sides of the first connecting plate 1 and the second connecting plate 2 are rotatably provided with traction plates through rotating shafts, the traction plates comprise a first traction plate 5 and a second traction plate 6, the first traction plate 5 is of a U-shaped structure, the second traction plate 6 is of a straight-line structure, the second traction plate 6 is placed on the inner side of the first traction plate 5, rotating shafts are arranged at one end parts of the first traction plate 5 and the second traction plate 6, and threaded holes are formed at the other end parts of the first traction plate 5 and the second traction plate 6; the traction plates are connected through the rotating shaft, so that the traction plates can be folded when not in use, space occupation is reduced, the first traction plate 5 adopts a U-shaped structure, the second traction plate 6 adopts a linear structure, the second traction plate 6 can be placed on the inner side of the first traction plate 5, and the space occupation range is reduced; screw holes are formed in the end parts of the first traction plate 5 and the second traction plate 6, so that the traction plates can be conveniently connected with a tractor or a fault car through bolts; utilize connecting plate 1, first traction plate 5 and second traction plate 6 to form triangle-shaped structure, avoided the draw gear damage vehicle when the trailer in-process vehicle turns round, and adopted triangle-shaped stable structure, avoided draw gear to rock back and forth when using and lead to the reliability of traction poor, lead to the connecting plate to cause the injury to the vehicle even.

Referring to fig. 1, there are four buffer devices, which are respectively disposed at left and right sides of one side of the opposite surfaces of the first and second connection plates 1 and 2.

Referring to fig. 1-3, the inner wall of the fixed block 11 is in threaded connection with the outer wall of the traction rod 4, the outer wall of the traction rod 4 is fixedly provided with a fixed ring 12, and the outer wall of the fixed ring 12 is contacted with the side of the fixed block 11 away from the fixed frame 7.

Referring to fig. 1-3, the connecting device comprises a connecting ring 13, a semicircular ring 14 and a rotating ring 16, wherein the connecting ring 13 is fixedly connected with one end of a traction rod 4 connected to the second connecting plate 2, the inner wall of the connecting ring 13 is contacted with the inner wall of the semicircular ring 14, and the semicircular ring 14 is fixedly connected with one end of the traction rod 4 connected to the first connecting plate 1;

the outer wall of the top of one side of the semicircular ring 14, which is close to the traction rod 4, is fixedly provided with a connecting sleeve 15, the inner wall of the connecting sleeve 15 is rotatably provided with a rotating ring 16, the top of the other side of the semicircular ring 14 is fixedly provided with a clamping ring 17, and the rotating ring 16 is mutually clamped with the outer wall of the clamping ring 17; when the tractor brakes in emergency, the connecting ring 13 and the semicircular ring 14 are propped against each other, so that vehicles are prevented from being collided with each other, when the connecting ring 13 and the semicircular ring 14 are connected, the rotating ring 16 needs to be rotated from the clamping ring 17, and a certain radian exists on the clamping ring 17, so when the rotating ring 16 is removed, the rotating ring 16 in the connecting sleeve 15 needs to be lifted upwards, so that enough space is reserved at the other end of the rotating ring 16, the rotating ring 16 in the clamping ring 17 is lifted slightly by force, the rotating ring 16 can be removed from the clamping ring 17, the whole semicircular ring 14 is not locked, the semicircular ring 14 can be connected with the connecting ring 13, and after the connecting ring 13 and the semicircular ring 14 are connected, the rotating ring 16 can be replaced on the clamping ring 17, so that the semicircular ring 14 is closed, and the semicircular ring 14 is prevented from being separated.

The application process of the utility model is as follows: the traction plate on the first connecting plate 1 is rotated and opened, the threaded holes at the end parts of the first traction plate 5 and the second traction plate 6 are penetrated through by bolts to be fixedly connected with a tractor, the traction plate on the second connecting plate 2 is rotated and opened, the threaded holes at the end parts of the first traction plate 5 and the second traction plate 6 are penetrated through by bolts to be fixedly connected with a fault car, buffer devices are respectively arranged at the left side and the right side of one side of the opposite surfaces of the first connecting plate 1 and the second connecting plate 2, the traction rods 4 are respectively connected with the fixed blocks 11 of the buffer devices in a threaded manner, and then the two corresponding traction rods 4 on the first connecting plate 1 and the second connecting plate 2 are connected together through the connecting devices; after the tractor brakes in emergency and the connecting ring 13 collides with the semicircular ring 14, the fixed ring 12 on the traction rod 4 is driven by the traction rod 4, the fixed ring 12 extrudes the fixed block 11, the fixed block 11 pushes the movable plate 10 to extrude the damping spring 9 when the fixed ring 12 extrudes the fixed block 11, the damping spring 9 can absorb the force generated by the fixed block 11, so that the force generated by the traction rod 4 is absorbed to the greatest extent, the rubber pad 8 is utilized to further absorb the force generated by the traction rod 4, the force generated by the traction rod 4 is reduced to the lowest, and the fault vehicle is further protected from secondary damage.

The embodiment 2 of the utility model provides an automobile fault trailer traction device, which comprises a first connecting plate 1 and a second connecting plate 2, wherein threaded holes 3 are symmetrically formed in the left side and the right side of the first connecting plate 1 and the second connecting plate 2, buffer devices are arranged on the opposite surfaces of the first connecting plate 1 and the second connecting plate 2 and are connected to the threaded holes 3 through threaded rods in a threaded mode, the outer sides of the buffer devices are connected with one end of a traction rod 4, the buffer devices are used for buffering the force exerted by the traction rod 4, a connecting device is arranged at the other end of the traction rod 4, and the connecting device is used for connecting the first connecting plate 1 and the second connecting plate 2 so as to be connected and fixed on a tractor and a fault vehicle;

a rubber pad 8 is fixedly arranged on the inner wall of the fixed frame 7, the outer side end of the rubber pad 8 is fixedly connected with the other ends of the four damping springs 9, holes are formed in the inner side end of the rubber pad 8 relative to the damping springs 9, and the diameter of each hole is smaller than the inner side diameter of each damping spring 9.

The difference from the embodiment 1 is that, referring to fig. 3, 7 and 8, the connecting device comprises a connecting ring 13, an arcuate snap ring 18, a locking bolt 20, a locking nut 21 and a locking block 22, wherein the connecting ring 13 is fixedly connected with one end of a traction rod 4 connected to the second connecting plate 2, the inner wall of the connecting ring 13 is contacted with the inner wall of the arcuate snap ring 18, the arcuate snap ring 18 is fixedly connected with one end of the traction rod 4 connected to the first connecting plate 1, a shaft sleeve is fixedly arranged on the outer wall of the top of one side of the arcuate snap ring 18, which is close to the traction rod 4, a rotating shaft 19 is rotatably arranged on the inner wall of the shaft sleeve, the rotating shaft 19 is fixedly arranged on two sides of one end part of the locking bolt 20, the other end part of the locking bolt 20 is in threaded connection with the locking nut 21, and the locking block 22 is fixedly arranged on the top of the other side of the arcuate snap ring 18;

the locking block 22 has two L-shaped structures, a channel for accommodating the locking bolt 20 to pass through is arranged between the two L-shaped structures, the width of the channel is larger than the diameter of the locking bolt 20 and smaller than the outer diameter of the locking nut 21, and the locking nut 21 is in threaded connection with the outer side of the locking block 22.

When connecting the first connecting plate 1 and the second connecting plate 2 through the connecting device, the locking nut 21 is firstly unscrewed from the locking bolt 20, the locking bolt 20 is rotated through the rotating shaft 19, so that the arcuate snap ring 18 is opened, the arcuate snap ring 18 is hung on the connecting ring 13, the locking bolt 20 is placed in the locking block 22 through the rotating shaft 19, the locking nut 21 is screwed on the locking bolt 20, and the locking block 22 is of two L-shaped structures, so that the locking nut 21 can be blocked and limited through the L-shaped structures, the locking bolt 20 is prevented from being separated from the locking block 22 when the locking device is used, and the locking reliability is higher.

The embodiment 3 of the utility model provides an automobile fault trailer traction device, which comprises a first connecting plate 1 and a second connecting plate 2, wherein threaded holes 3 are symmetrically formed in the left side and the right side of the first connecting plate 1 and the second connecting plate 2, buffer devices are arranged on the opposite surfaces of the first connecting plate 1 and the second connecting plate 2 and are connected to the threaded holes 3 through threaded rods in a threaded mode, the outer sides of the buffer devices are connected with one end of a traction rod 4, the buffer devices are used for buffering the force born by the traction rod 4, a connecting device is arranged at the other end of the traction rod 4, and the connecting device is used for connecting the first connecting plate 1 and the second connecting plate 2 so as to be connected and fixed on a tractor and a fault vehicle;

The difference with the embodiment 1 is that six or eight buffer devices are arranged, one or two buffer devices are respectively additionally arranged in the middle of one side of the opposite surfaces of the first connecting plate 1 and the second connecting plate 2, the force generated by the traction rod 4 is absorbed to the maximum extent, and the reliability and the safety of the device are improved.

The above description is only of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model equivalent thereto using the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims

1. The utility model provides an automobile fault trailer draw gear, includes connecting plate one (1) and connecting plate two (2), connecting plate one (1) with threaded hole (3) have been seted up to connecting plate two (2) left and right sides symmetry, its characterized in that: the opposite surfaces of the first connecting plate (1) and the second connecting plate (2) are respectively provided with a buffer device, the buffer devices are connected to the threaded holes (3) through threaded rods in a threaded mode, the outer sides of the buffer devices are connected with one end of a traction rod (4), and a connecting device is arranged at the other end of the traction rod (4);

the damping device comprises a fixed frame (7), damping springs (9) and fixed blocks (11), wherein the damping springs (9) are four, the four damping springs (9) are arranged inside the fixed frame (7), a movable plate (10) is fixedly arranged on one side, close to the fixed frame (7), of the fixed block (11), the movable plate (10) is slidably clamped inside the fixed frame (7), and one ends of the four damping springs (9) are fixedly connected with one side, far away from the fixed block (11), of the movable plate (10).

2. The automobile fault trailer traction device according to claim 1, wherein a rubber pad (8) is fixedly installed on the inner wall of the fixed frame (7), the outer side end of the rubber pad (8) is fixedly connected with the other ends of the four damping springs (9), a hole is formed in the inner side end of the rubber pad (8) relative to the damping springs (9), and the diameter of the hole is smaller than the inner side diameter of the damping springs (9).

3. The automobile fault trailer traction device according to claim 2, wherein the outer sides of the first connecting plate (1) and the second connecting plate (2) are provided with traction plates through rotating shafts, the traction plates comprise a first traction plate (5) and a second traction plate (6), the first traction plate (5) is of a U-shaped structure, the second traction plate (6) is of a straight-line-shaped structure, the second traction plate (6) is placed on the inner side of the first traction plate (5), one end parts of the first traction plate (5) and one end part of the second traction plate (6) are provided with rotating shafts, and the other end parts of the first traction plate (5) and the second traction plate (6) are provided with threaded holes.

4. The traction device of the automobile fault trailer according to claim 2, wherein four buffer devices are arranged on the left side and the right side of one side of the opposite surfaces of the first connecting plate (1) and the second connecting plate (2).

5. The automobile fault trailer traction device according to claim 2, wherein the inner wall of the fixed block (11) is in threaded connection with the outer wall of the traction rod (4), a fixed ring (12) is fixedly arranged on the outer wall of the traction rod (4), and the outer wall of the fixed ring (12) is in contact with the side, away from the fixed frame (7), of the fixed block (11).

6. The automobile fault trailer traction device according to claim 2, wherein the connecting device comprises a connecting ring (13), a semicircular ring (14) and a rotating ring (16), the connecting ring (13) is fixedly connected with one end of a traction rod (4) connected with the second connecting plate (2), the inner wall of the connecting ring (13) is contacted with the inner wall of the semicircular ring (14), and the semicircular ring (14) is fixedly connected with one end of the traction rod (4) connected with the first connecting plate (1).

7. The automobile fault trailer traction device according to claim 6, wherein a connecting sleeve (15) is fixedly arranged on the outer wall of the top of one side of the semicircular ring (14) close to the traction rod (4), a rotating ring (16) is rotatably arranged on the inner wall of the connecting sleeve (15), a clamping ring (17) is fixedly arranged on the top of the other side of the semicircular ring (14), and the rotating ring (16) and the outer wall of the clamping ring (17) are mutually clamped.

8. The automobile fault trailer traction device according to claim 2, wherein the connecting device comprises a connecting ring (13), an arched clamping ring (18), a locking bolt (20), a locking nut (21) and a locking block (22), wherein the connecting ring (13) is fixedly connected with one end of a traction rod (4) connected with a second connecting plate (2), the inner wall of the connecting ring (13) is contacted with the inner wall of the arched clamping ring (18), one end of the traction rod (4) connected with a first connecting plate (1) is fixedly connected with the arched clamping ring (18), a shaft sleeve is fixedly arranged on the outer wall of the top of the arched clamping ring (18) close to the traction rod (4), a rotating shaft (19) is rotatably arranged on the inner wall of the shaft sleeve, the rotating shaft (19) is fixedly arranged on two sides of one end part of the locking bolt (20), the other end part of the locking bolt (20) is in threaded connection with the locking nut (21), and the locking block (22) is fixedly arranged on the top of the other side of the arched clamping ring (18).

9. The vehicle fault trailer traction device according to claim 8, wherein the locking block (22) has two L-shaped structures, a channel for receiving the locking bolt (20) therethrough is provided between the two L-shaped structures, the width of the channel is larger than the diameter of the locking bolt (20) and smaller than the outer diameter of the locking nut (21), and the locking nut (21) is in threaded connection with the outer side of the locking block (22).