Trailing device of wheeled tractor

Abstract

The utility model relates to the field of tractor towing, in particular to a wheeled tractor towing device which comprises a rectangular mounting plate, a fixing hole is formed in the mounting plate, one side of the mounting plate is fixedly connected with a fixing screw, one side of the mounting plate is fixedly connected with a damping spring, and the damping spring is fixedly connected with the fixing screw. One end of the damping spring is fixedly connected with a U-shaped plate, a first round hole is formed in the U-shaped plate, and a driving motor is installed on one side of the U-shaped plate. During use, the driving motor drives the rotating rod to rotate, the rotating rod drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the threaded rod to rotate, the threaded rod drives the L-shaped plates to get close to each other, the L-shaped plates drive the rectangular plates to get close to each other, and the rectangular plates drive the hooks to get close to each other. And the replaced farm tool is fixed, manual fixing is not needed, and the fixing mode is time-saving and labor-saving.

Description

Technical Field

[0001] The utility model relates to the technical field of tractor towing, in particular to a wheeled tractor towing device. Background Art

[0002] A tractor is a self-propelled power machine used to pull and drive working machinery to complete various mobile operations. It can also be used as a fixed working power. It consists of systems or devices such as engine, transmission, travel, steering, hydraulic suspension, power output, electrical instruments, driving control and traction. The engine power is transmitted to the drive wheel through the transmission system to make the tractor move. In real life, rubber belts are commonly used as the medium for power transmission.

[0003] A wheeled tractor can tow agricultural implements through a towing device to perform operations. Different agricultural implements need to be replaced for different operations. When replacing agricultural implements, the existing wheeled tractor needs to manually fix the replaced towing device, which is time-consuming and labor-intensive. Therefore, a wheeled tractor towing device is proposed. Utility Model Content

[0004] The utility model aims to solve the problem that when replacing agricultural implements on existing wheeled tractors, the replaced towing device needs to be fixed manually, and this fixing method is time-consuming and labor-intensive. A towing device for a wheeled tractor is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A wheeled tractor towing device comprises a rectangular mounting plate, a fixing hole is provided on the mounting plate, a fixing screw is fixedly connected to one side of the mounting plate, a shock absorbing spring is fixedly connected to one side of the mounting plate, one end of the shock absorbing spring is fixedly connected to a U-shaped plate, the U-shaped plate is provided with a first circular hole, a driving motor is installed on one side of the U-shaped plate, a rotating rod is connected to the output end of the driving motor, one end of the rotating rod is fixedly connected to a driving gear, second circular holes are provided on both sides of the U-shaped plate, a threaded rod is slidably connected in the second circular hole, one end of the threaded rod is fixedly connected to a driven gear, the driven gear is meshed with the driving gear, the threaded rod is threadedly connected to an L-shaped plate, one side of the L-shaped plate is fixedly connected to a rectangular plate, and one side of the rectangular plate is provided with a hook.

[0007] Preferably, a hydraulic rod is installed on one side of the mounting plate, one end of the hydraulic rod is connected to the U-shaped plate, and the hydraulic rod is located in the middle of the shock absorbing spring.

[0008] Preferably, a limiting groove is provided on one side of the U-shaped plate, the limiting groove is slidably connected to the L-shaped plate, one side of the U-shaped plate is fixedly connected to a limiting block, one side of the mounting plate is slidably connected to a fixing seat, a first threaded hole and a second threaded hole are provided on the fixing seat, and the fixing screw is threadedly connected to the first threaded hole.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. When the equipment is in use, the driving motor can be used to drive the rotating rod to rotate, the rotating rod drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the threaded rod to rotate, the threaded rod drives the L-shaped plates to approach each other, the L-shaped plates drive the rectangular plates to approach each other, the rectangular plates drive the hooks to approach each other, and the replaced agricultural implements are fixed without manual fixation. This fixing method saves time and effort.

[0011] 2. When the equipment is in use, the extension and retraction of the hydraulic rod and the shock-absorbing spring can reduce the vibration of the U-shaped plate and the impact on the towing device. When the drive motor is damaged, the drive motor can be removed and the driving gear can be taken out from the first circular hole for easy maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a wheeled tractor towing device proposed by the utility model;

[0013] Figure 2 This is a three-dimensional structural schematic diagram of the connection relationship between a driving motor and a rotating rod of a wheeled tractor trailer device proposed by the utility model;

[0014] Figure 3 The utility model is a three-dimensional structural schematic diagram of the connection relationship between a fixing screw rod and a first threaded hole of a wheeled tractor towing device.

[0015] In the figure: 1. mounting plate; 2. fixing hole; 3. fixing screw; 4. shock-absorbing spring; 5. U-shaped plate; 6. first circular hole; 7. driving motor; 8. rotating rod; 9. driving gear; 10. threaded rod; 11. driven gear; 12. L-shaped plate; 13. rectangular plate; 14. hook; 15. hydraulic rod; 16. limit groove; 17. limit block; 18. second threaded hole. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0017] Reference Figure 1-Figure 3 A wheeled tractor towing device comprises a rectangular mounting plate 1, a fixing hole 2 is opened on the mounting plate 1, and a fixing screw 3 is fixedly connected to one side of the mounting plate 1.

[0018] Furthermore, a damping spring 4 is fixedly connected to one side of the mounting plate 1 , a U-shaped plate 5 is fixedly connected to one end of the damping spring 4 , the U-shaped plate 5 is provided with a first circular hole 6 , and a driving motor 7 is installed on one side of the U-shaped plate 5 .

[0019] Among them, when the wheeled tractor is working, the shock-absorbing spring 4 can reduce the vibration of the U-shaped plate 5 and reduce the impact on the towing device. When the driving motor 7 is damaged, the driving motor 7 is removed and the driving gear 9 can be taken out from the first circular hole 6 for easy maintenance.

[0020] Furthermore, the output end of the driving motor 7 is connected to a rotating rod 8 , one end of the rotating rod 8 is fixedly connected to a driving gear 9 , and second circular holes are formed on both sides of the U-shaped plate 5 .

[0021] The driving motor 7 is powered by an external device and controlled to be turned on and off. The driving motor 7 drives the rotating rod 8 to rotate. The rotating rod 8 drives the driving gear 9 to rotate, and the threaded rod 10 rotates in the second circular hole.

[0022] At the same time, the actual specifications of the driving motor 7 are selected and determined, and the specific selection calculation method adopts the existing technology in this field, so it is not repeated.

[0023] Furthermore, a threaded rod 10 is slidably connected in the second circular hole, and a driven gear 11 is fixedly connected to one end of the threaded rod 10 , and the driven gear 11 is meshed with the driving gear 9 .

[0024] The driving gear 9 drives the driven gear 11 to rotate, and the driven gear 11 drives the threaded rod 10 to rotate.

[0025] Furthermore, the threaded rod 10 is threadedly connected to an L-shaped plate 12 , one side of the L-shaped plate 12 is fixedly connected to a rectangular plate 13 , and one side of the rectangular plate 13 is installed with a hook 14 .

[0026] The threaded rod 10 drives the L-shaped plates 12 to move closer to each other, the L-shaped plates 12 drive the rectangular plates 13 to move closer to each other, and the rectangular plates 13 drive the hooks 14 to move closer to each other, so that the replaced farm implements can be fixed without manual fixation. This fixing method saves time and effort.

[0027] Furthermore, a hydraulic rod 15 is installed on one side of the mounting plate 1 , one end of the hydraulic rod 15 is connected to the U-shaped plate 5 , and the hydraulic rod 15 is located in the middle of the shock absorbing spring 4 .

[0028] Among them, the extension and retraction of the hydraulic rod 15 effectively reduces the vibration generated by the wheeled tractor during operation.

[0029] Furthermore, a limiting groove 16 is provided on one side of the U-shaped plate 5, and the limiting groove 16 is slidably connected to the L-shaped plate 12. A limiting block 17 is fixedly connected to one side of the U-shaped plate 5. A fixing seat is slidably connected to one side of the mounting plate 1. A first threaded hole and a second threaded hole 18 are provided on the fixing seat, and the fixing screw 3 is threadedly connected to the first threaded hole.

[0030] The limiting groove 16 limits the L-shaped plate 12, and the mounting plate 1 and the fixing seat are fixed together by the fixing screw 3 and the first threaded hole, and the mounting plate 1 and the fixing seat are further fixed by the bolt and the second threaded hole 18.

[0031] The working principle of this utility model:

[0032] When the agricultural implement needs to be replaced, the driving motor 7 drives the rotating rod 8 to rotate, the rotating rod 8 drives the driving gear 9 to rotate, the driving gear 9 drives the driven gear 11 to rotate, the driven gear 11 drives the threaded rod 10 to rotate, the threaded rod 10 drives the L-shaped plates 12 to approach each other, the L-shaped plates 12 drive the rectangular plates 13 to approach each other, and the rectangular plates 13 drive the hooks 14 to approach each other, so as to fix the replaced agricultural implement without manual fixation. This fixing method saves time and effort.

[0033] When the wheeled tractor is working, the extension and retraction of the hydraulic rod 15 and the shock-absorbing spring 4 can reduce the vibration of the U-shaped plate 5 and reduce the impact on the towing device. When the drive motor 7 is damaged, the drive motor 7 is removed and the driving gear 9 can be taken out from the first circular hole 6 for easy maintenance.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A wheeled tractor towing device, comprising a rectangular mounting plate (1), characterized in that: The mounting plate (1) is provided with a fixing hole (2), one side of the mounting plate (1) is fixedly connected with a fixing screw rod (3), one side of the mounting plate (1) is fixedly connected with a shock absorbing spring (4), one end of the shock absorbing spring (4) is fixedly connected with a U-shaped plate (5), the U-shaped plate (5) is provided with a first circular hole (6), one side of the U-shaped plate (5) is provided with a driving motor (7), the output end of the driving motor (7) is connected with a rotating rod (8), one end of the rotating rod (8) is fixedly connected with a driving gear (9), two sides of the U-shaped plate (5) are provided with second circular holes, a threaded rod (10) is slidably connected in the second circular holes, one end of the threaded rod (10) is fixedly connected with a driven gear (11), the driven gear (11) is meshed with the driving gear (9), the threaded rod (10) is threadedly connected with an L-shaped plate (12), one side of the L-shaped plate (12) is fixedly connected with a rectangular plate (13), one side of the rectangular plate (13) is provided with a hook (14).

2. A wheeled tractor trailer according to claim 1, characterized in that: A hydraulic rod (15) is installed on one side of the mounting plate (1), one end of the hydraulic rod (15) is connected to the U-shaped plate (5), and the hydraulic rod (15) is located in the middle of the shock absorbing spring (4).

3. A wheeled tractor trailer according to claim 1, characterized in that: A limiting groove (16) is provided on one side of the U-shaped plate (5), the limiting groove (16) is slidably connected to the L-shaped plate (12), a limiting block (17) is fixedly connected to one side of the U-shaped plate (5), a fixing seat is slidably connected to one side of the mounting plate (1), a first threaded hole and a second threaded hole (18) are provided on the fixing seat, and the fixing screw (3) is threadedly connected to the first threaded hole.

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