Height-adjustable trailer traction piece

Abstract

The utility model discloses a height-adjustable trailer traction piece which comprises a base which is of a square transverse plate structure, and wheels are symmetrically installed at the bottom of the base. The surface of the base is connected with a telescopic structure, and the telescopic structure is characterized in that the bottom of the base is fixedly connected with a supporting frame, the surface of the supporting frame is provided with an air cylinder, the air cylinder penetrates through the surface of the base and is fixedly connected with a bearing plate, the surface of the base is symmetrically and fixedly connected with side plates, and the surface of the base is fixedly connected with a cushion block. According to the height-adjustable trailer traction piece, the telescopic mechanism is arranged, the bearing plate is driven to move up and down, the height of the bearing plate can be adjusted, objects can be conveniently carried, meanwhile, the bearing plate drives the pushing block to move upwards, the pushing block pushes the sliding block to move inwards, the sliding block moves to the bottom of the bearing plate, the bearing plate is supported, the stability of the bearing plate is improved, and the practicability is high. The bearing plate is prevented from moving downwards due to too heavy goods, and working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of trailer traction, in particular to a height-adjustable trailer traction component. Background Art

[0002] A tractor trailer, also known as a flatbed truck, a full-trailer flatbed truck, a full trailer, a flatbed trailer, etc., is an important tool for modern logistics and transportation. The use of a tractor trailer is the most effective and simple means to improve economic benefits. It has the advantages of strong load-bearing capacity and high efficiency. In daily life, tractor trailers are widely used. During road repairs, they may be loaded with road cutting tools. In agriculture, they may be equipped with irrigation tools, spraying tools, etc. Tractor trailers have significant effects in transporting goods and improving efficiency. However, when the existing trailer traction parts are in use, the height of the traction parts cannot be adjusted, which makes it inconvenient to carry and transport goods. It is inconvenient to use and has low work efficiency. Utility Model Content

[0003] The utility model aims to provide a height-adjustable trailer traction member to solve the problem in the above-mentioned background technology that the use height of the traction member cannot be adjusted, which is inconvenient for carrying and transporting articles.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a height-adjustable trailer traction member, comprising a base configured as a square horizontal plate structure, and wheels are symmetrically mounted on the bottom of the base;

[0005] The surface of the base is connected with a telescopic structure, and the telescopic mechanism includes: a support frame is fixedly connected to the bottom of the base, and a cylinder is installed on the surface of the support frame, the cylinder passes through the surface of the base and is fixedly connected to a receiving plate, the surface of the base is symmetrically fixedly connected to side plates, and the surface of the base is fixedly connected to a cushion block, the inner wall of the side plate is symmetrically slidably embedded with two groups of sliders, and the bottom of one end of the slider is fixedly connected to a support block, the surface of the support frame is fixedly connected with a connecting rod, and the other end of the connecting rod is fixedly connected to a connecting plate, and a screw rod 1 is embedded in the inner wall of the connecting plate, and one end of the screw rod 1 passes through and is fixedly connected to a push block on the surface of the connecting plate, and a tension spring is connected between the push block and the side plate.

[0006] Preferably, an adjustment mechanism is provided on the surface of the base, and the adjustment mechanism includes: a horizontal plate is fixedly connected to one end of the base, and a sleeve is rotatably installed on the surface of the horizontal plate, and a screw rod 2 is embedded in the other end of the sleeve, a traction rod is rotatably installed on the surface of the base, and a mounting block is slidably installed on the surface of the traction rod, and the end of the screw rod 2 is inserted into the interior of the mounting block, and the end of the traction rod is fixedly connected to a ring.

[0007] By adopting the above technical solution, the adjusting mechanism can adjust the height of the trailer towing component connection, so as to facilitate the installation of the trailer towing vehicle.

[0008] Preferably, the bottom of the receiving plate fits with the surface of the cushion block, and the supporting block of the bottommost sliding block fits with the surface of the cushion block.

[0009] By adopting the above technical solution, when the support block moves, it drives the sliding block to slide on the surface of the cushion block.

[0010] Preferably, the sliders are stacked on each other, and the surfaces of the bottom sliders of the support block are in contact with each other, and the slider and the support block are slidably connected, and the slider and the side plate are slidably connected, and the ends of the two sliders are correspondingly arranged, and one side of the bottom of the slider is arranged as an arc structure, and one end surface of the push block is arranged as an arc structure, and the arc structures of the push block and the slider are arranged correspondingly.

[0011] With the above technical solution, when the push block moves to one side of the slider, the push block pushes the slider to move inward, so that one side of the slider is fixed to both sides of the receiving plate, supporting the receiving plate and increasing the stability of the receiving plate.

[0012] Preferably, the connecting plate is provided with threads inside, and the connecting plate is threadedly connected to the screw rod, the two ends of the push block are in contact with the inner wall of the connecting plate, and the connecting plate and the push block are slidably connected.

[0013] By adopting the above technical solution, the screw rod 1 is rotated, and the screw rod 1 drives the push block to move outward, so that the thrust of the push block on the sliding block disappears.

[0014] Preferably, one end of the sleeve is rotatably connected to the horizontal plate, and the other end of the sleeve is embedded with a thread, and the sleeve is threadedly connected to the second screw rod.

[0015] By adopting the above technical solution, the second screw rod is rotated and taken out from the inside of the sleeve, so as to push the ring to move upward.

[0016] Preferably, a circular structure is provided at the end of the second screw rod, and the second screw rod is rotationally connected to the mounting block, the mounting block is slidingly connected to the traction rod, and a shock-absorbing spring is provided between the mounting block and the traction rod.

[0017] By adopting the above technical solution, the second screw rod pushes the mounting block upward, and the mounting block drives the angle and height of the traction rod to change.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the height-adjustable trailer traction member:

[0019] 1. A telescopic mechanism is set to drive the receiving plate to move up and down. The height of the receiving plate can be adjusted to facilitate the handling of items. At the same time, the receiving plate drives the push block to move upward, and the push block pushes the slider to move inward, so that the slider moves to the bottom of the receiving plate to support the receiving plate, increase the stability of the receiving plate, prevent the receiving plate from moving downward due to the heavy weight of the goods, and increase work efficiency;

[0020] 2. An adjustment mechanism is provided to adjust the connection height of the traction rod, so as to facilitate the installation and fixation of the traction rod. The second screw rod is rotated, and the second screw rod moves outward along the thread inside the sleeve. The screw rod moves the mounting block upward, and the mounting block drives one end of the traction rod to move upward, so that the other end of the traction rod rotates on the surface of the base, so as to facilitate the installation and fixation of the traction part. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the front view structure of the installation of the slider of the utility model;

[0024] Figure 4 This is a side view of the structure of the utility model;

[0025] Figure 5 This is a schematic diagram of the side view of the installation structure of the slider of the utility model;

[0026] Figure 6 This is a schematic diagram of the top view structure of the utility model;

[0027] Figure 7 This is a schematic diagram of the top view of the installation structure of the slider of the utility model.

[0028] In the figure: 10, base; 20, wheels;

[0029] 30. Support frame; 301. Cylinder; 302. Adapter plate;

[0030] 40, side plate; 401, cushion block; 402, slider; 403, support block; 404, connecting rod; 405, connecting plate; 406, screw rod 1; 407, push block; 408, tension spring;

[0031] 50. Horizontal plate; 501. Sleeve; 502. Screw rod 2; 503. Draw rod; 504. Mounting block; 505. Ring. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] See also Figure 1-7 The utility model provides a technical solution: a height-adjustable trailer traction part, including a base 10, a wheel 20, a support frame 30, a cylinder 301, a receiving plate 302, a side plate 40, a cushion block 401, a slider 402, a support block 403, a connecting rod 404, a connecting plate 405, a screw rod 1 406, a push block 407, a tension spring 408, a cross plate 50, a sleeve 501, a screw rod 2 502, a traction rod 503, a mounting block 504, and a ring 505;

[0034] The trailer traction member can adjust the height of the receiving plate 302, and the specific implementation method is as follows:

[0035] The base 10 is set as a square plate structure, and the bottom of the base 10 is symmetrically equipped with wheels 20; the surface of the base 10 is connected with a telescopic structure, and the telescopic mechanism includes: the bottom of the base 10 is fixedly connected with a support frame 30, and the surface of the support frame 30 is installed with a cylinder 301, the cylinder 301 passes through the surface of the base 10 and is fixedly connected with a receiving plate 302, the surface of the base 10 is symmetrically fixedly connected with a side plate 40, and the surface of the base 10 is fixedly connected with a cushion block 401, the inner wall of the side plate 40 is symmetrically slidably embedded with two groups of sliders 402, and the bottom of one end of the slider 402 is fixedly connected with a support block 403, the surface of the support frame 30 is fixedly connected with a connecting rod 404, and the other end of the connecting rod 404 is fixedly connected with a connecting plate 405, and the inner wall of the connecting plate 405 is embedded with a screw rod 406, and one end of the screw rod 406 passes through and is fixedly connected to a push block on the surface of the connecting plate 405 407, a tension spring 408 is connected between the push block 407 and the side plate 40, the bottom of the receiving plate 302 fits with the surface of the cushion block 401, and the support block 403 of the bottom slider 402 fits with the surface of the cushion block 401, the sliders 402 are stacked on each other, and the surface of the bottom slider 402 of the support block 403 fits, and the slider 402 and the support block 403 are slidably connected, the slider 402 and the side plate 40 are slidably connected, the ends of the two sliders 402 are correspondingly arranged, one side of the bottom of the slider 402 is arranged as an arc structure, and the surface of one end of the push block 407 is arranged as an arc structure, and the push block 407 is arranged correspondingly to the arc structure of the slider 402, the interior of the connecting plate 405 is provided with a thread, and the connecting plate 405 is threadedly connected to the screw rod 1 406, the two ends of the push block 407 fit with the inner wall of the connecting plate 405, and the connecting plate 405 and the push block 407 are slidably connected

[0036] Start the cylinder 301, the end of the cylinder 301 extends, and the end of the cylinder 301 drives the receiving plate 302 to move upward. When the receiving plate 302 moves to a suitable position, the cylinder 301 is closed. When the receiving plate 302 moves upward, the receiving plate 302 drives the connecting rod 404 to move in a limited time. The connecting rod 404 drives the connecting plate 405 to move upward. At this time, the connecting plate 405 drives the push block 407 to move upward. When the arc surface of the push block 407 contacts the arc surface of the slider 402, the slider 402 is squeezed by the push block 407, and the slider 402 moves inward. The slider 402 drives the support block 403 to move inward on the surface of the cushion block 401. At this time Slider 402 moves inward inside side plate 40, at which time tension spring 408 is squeezed and contracted, causing slider 402 to move to the bottom of receiving plate 302, so that the bottom of receiving plate 302 fits with the surface of slider 402, supports receiving plate 302, and increases the stability of receiving plate 302. At the same time, screw rod 406 is rotated, and screw rod 406 moves outward along the thread inside connecting plate 405, and screw rod 406 drives push block 407 to move outward, so that push block 407 loses the squeeze on slider 402, and the tension received by tension spring 408 disappears, and tension spring 408 drives slider 402 to return to its original position. At this time, cylinder 301 can drive receiving plate 302 to move downward.

[0037] The trailer traction member can adjust the height of the ring 505, and the specific implementation method is as follows:

[0038] An adjustment mechanism is provided on the surface of the base 10, and the adjustment mechanism includes: a horizontal plate 50 is fixedly connected to one end of the base 10, and a sleeve 501 is rotatably installed on the surface of the horizontal plate 50, and a screw rod 502 is embedded in the other end of the sleeve 501, a traction rod 503 is rotatably installed on the surface of the base 10, and a mounting block 504 is slidably installed on the surface of the traction rod 503, and the end of the screw rod 502 is inserted into the interior of the mounting block 504, and a ring 505 is fixedly connected to the end of the traction rod 503, one end of the sleeve 501 is rotatably connected to the horizontal plate 50, and a thread is embedded in the other end of the sleeve 501, and the sleeve 501 is threadedly connected to the screw rod 502, a circular structure is provided at the end of the screw rod 502, and the screw rod 502 is rotatably connected to the mounting block 504, the mounting block 504 and the traction rod 503 are slidably connected, and a shock-absorbing spring is provided between the mounting block 504 and the traction rod 503.

[0039] The handheld screw rod 502 is rotated, and the screw rod 502 moves outward along the thread inside the sleeve 501. The end of the screw rod 502 pushes the mounting block 504 to move upward, and the sleeve 501 rotates on the surface of the cross plate 50. At this time, the mounting block 504 drives the traction rod 503 to tilt, and one end of the traction rod 503 rotates on the surface of the base 10. The other end of the traction rod 503 drives the ring 505 to move upward, so that the ring 505 is closer to the traction position of the traction vehicle, which is convenient for the installation of the traction rod 503.

[0040] Working principle: When using the height-adjustable trailer traction part, a slider 402, a support block 403, a connecting rod 404 and a push block 407 are provided, and the height of the receiving plate 302 can be adjusted. A sleeve 501, a screw rod 502 and a traction rod 503 are provided, and the height of the ring 505 can be adjusted, thereby increasing the overall practicality.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A height-adjustable trailer traction member, comprising a base (10) configured as a square plate structure, and wheels (20) are symmetrically mounted on the bottom of the base (10); Features: The surface of the base (10) is connected with a telescopic structure, and the telescopic mechanism comprises: the bottom of the base (10) is fixedly connected with a support frame (30), and a cylinder (301) is installed on the surface of the support frame (30), the cylinder (301) passes through the surface of the base (10) and is fixedly connected with a receiving plate (302), the surface of the base (10) is symmetrically fixedly connected with a side plate (40), and the surface of the base (10) is fixedly connected with a cushion block (401), and the inner wall of the side plate (40) is symmetrically slidably embedded with two sets of sliding blocks (402), and a support block (403) is fixedly connected to the bottom of one end of the slider (402), a connecting rod (404) is fixedly connected to the surface of the support frame (30), and the other end of the connecting rod (404) is fixedly connected to a connecting plate (405), and a screw rod (406) is embedded in the inner wall of the connecting plate (405), and one end of the screw rod (406) passes through and is fixedly connected to a push block (407) on the surface of the connecting plate (405), and a tension spring (408) is connected between the push block (407) and the side plate (40).

2. The height-adjustable trailer towing member according to claim 1, characterized in that: The surface of the base (10) is provided with an adjustment mechanism, and the adjustment mechanism comprises: a transverse plate (50) is fixedly connected to one end of the base (10), a sleeve (501) is rotatably mounted on the surface of the transverse plate (50), and a second screw rod (502) is embedded in the other end of the sleeve (501), a traction rod (503) is rotatably mounted on the surface of the base (10), and a mounting block (504) is slidably mounted on the surface of the traction rod (503), and the end of the second screw rod (502) is inserted into the interior of the mounting block (504), and the end of the traction rod (503) is fixedly connected to a ring (505).

3. The height-adjustable trailer towing component according to claim 1, characterized in that: The bottom of the receiving plate (302) is in contact with the surface of the cushion block (401), and the supporting block (403) of the bottommost sliding block (402) is in contact with the surface of the cushion block (401).

4. The height-adjustable trailer towing member according to claim 1, characterized in that: The sliders (402) are stacked on each other, and the surfaces of the sliders (402) at the bottom of the support block (403) are in contact with each other, and the sliders (402) and the support block (403) are slidably connected, and the sliders (402) and the side plates (40) are slidably connected, and the ends of the two sliders (402) are correspondingly arranged, and one side of the bottom of the slider (402) is arranged as an arc structure, and one end surface of the push block (407) is arranged as an arc structure, and the push block (407) and the arc structure of the slider (402) are arranged correspondingly.

5. The height-adjustable trailer towing component according to claim 1, characterized in that: The connection plate (405) is provided with threads inside, and the connection plate (405) is threadedly connected to the screw rod (406), the two ends of the push block (407) are in contact with the inner wall of the connection plate (405), and the connection plate (405) and the push block (407) are slidably connected.

6. The height-adjustable trailer towing component according to claim 2, characterized in that: One end of the sleeve (501) is rotatably connected to the horizontal plate (50), and the other end of the sleeve (501) is embedded with a thread, and the sleeve (501) is threadedly connected to the second screw rod (502).

7. The height-adjustable trailer towing member according to claim 2, characterized in that: The end of the second screw rod (502) is provided with a circular structure, and the second screw rod (502) is rotatably connected to the mounting block (504), the mounting block (504) is slidably connected to the traction rod (503), and a shock-absorbing spring is provided between the mounting block (504) and the traction rod (503).

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