Traction towing device and farm vehicle
By designing a traction and drag device including main beam, vertical rod, crossbar, inclined beam, cross beam pipe and telescopic beam, the problem of small-load vehicles lacking traction and drag device is solved, and the connection reliability and versatility are improved. It adapts to different lengths of needs and achieves functional expansion and efficiency improvement in the fields of agriculture, forestry and animal husbandry.
Patent Information
- Application Number
- CN202420279320.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-05
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-02-05
AI Technical Summary
Due to space and frame structure limitations, existing small-load vehicles lack traction and drag devices, which affects function expansion and user efficiency. Especially when additional equipment or functional equipment is needed in the field of agriculture, forestry and animal husbandry, assembly is difficult and traction strength and versatility are insufficient. .
A traction and drag device including main beam, vertical rod, cross rod, inclined beam, cross beam pipe, telescopic beam and drag ball pin is designed. The strength is improved through a triangular structure, and the detachable design of telescopic beam and cross rod is adapted to different Length requirements ensure connection reliability and versatility, and are fixed by secondary beams and U-shaped connecting blocks, simplifying assembly, disassembly and repair.
It improves the strength and versatility of the traction and drag device, solves the problem of assembly of additional equipment in small spaces, realizes simple assembly and disassembly and easy maintenance of the structure, and has wide adaptability, ensuring the traction function in different scenarios.
Smart Images
Figure CN222193014U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of towing mechanical structures, in particular to a towing and towing device and a farmer's vehicle. Background Art
[0002] Farmer's carts are suitable for many scenarios such as beach off-road, mountain cargo transportation, farm operations, etc. They can play a very important role in many fields such as agriculture, forestry, animal husbandry, petroleum, electricity, construction sites, mining, rescue, exploration, hunting, firefighting, and military. At present, small load vehicles composed of integral rear axles, leaf springs, etc., are rarely equipped with towing and trailer devices due to the limitations of space, frame structure, and after the installation of the carriage, which limits the functional expansion of the whole vehicle and affects the work efficiency of users. In particular, farmer's carts used in the fields of agriculture, forestry, and animal husbandry often need to add some additional machinery or functional machinery according to actual needs. It is necessary to solve the problem of how to add towing and trailering of additional machinery or functional machinery in the narrow space after the farmer's cart is assembled, as well as the installation of towing and trailering, and to ensure the towing strength and versatility.
[0003] Therefore, those skilled in the art are committed to developing a traction and trailer device and a farmer's vehicle that are simple to assemble and disassemble, reliable to connect, and highly versatile. Utility Model Content
[0004] In view of the above-mentioned defects in the prior art, the utility model discloses a traction and trailer device and a farmer's cart, and the technical problem to be solved is to provide a traction and trailer device and a farmer's cart which are easy to assemble and disassemble, have reliable connection and strong versatility.
[0005] To achieve the above-mentioned purpose, the utility model provides a towing and trailering device, including a main beam, the main beam including a vertical rod and a cross rod fixedly connected at the ends, an oblique beam is arranged between the vertical rod and the cross rod, and a cross beam tube is connected to the oblique beam; the vertical rod is used to be connected to the frame, and a telescopic beam is detachably matched in the cross rod, and a towing ball pin is fixedly connected to the free end of the telescopic beam.
[0006] Preferably, a sub-beam is hinged on the vertical rod, and the free end of the sub-beam is fixedly connected to the frame. Specifically, one end of the sub-beam is provided with a U-shaped opening that movably cooperates with the vertical rod, and is hinged by bolts. By providing the sub-beam, the vertical rod, the sub-beam and the frame form a stable triangular structure, which further improves the strength of the entire traction and trailer device under load conditions, so that the connection reliability of the device is further improved.
[0007] Preferably, the telescopic beam and the cross bar are slidably matched. Specifically, the telescopic beam and the cross bar can both be hollow square tubes, and the telescopic beam can be slidably matched in the cross bar, so that the length of the telescopic beam can be adjusted by sliding. In this way, the towing ball pin can be adapted to the length requirements of different additional machines or functional machines, greatly improving the versatility of the towing and towing device, so as to be applicable to cars of different lengths.
[0008] Preferably, the telescopic beam and the crossbar are provided with corresponding mounting holes, and the centers of the mounting holes are located on the upper and lower symmetric lines of the telescopic beam and the crossbar, respectively. Multiple groups of mounting holes are provided, and by arranging the mounting holes on the upper and lower symmetric lines of the telescopic beam and the crossbar, it can be ensured that when the telescopic beam is reversed up and down and moved forward and backward, a pin can be inserted into the mounting hole for reinforcement, and the telescopic beam is easy to disassemble and change direction, ensuring the towing function of the towing ball pin for additional equipment and trailers and other load items in the upper and lower positions and under different lengths of carriages.
[0009] Preferably, the cross beam tube is spatially perpendicular to the vertical rod, and of course, the cross beam tube is also spatially perpendicular to the cross rod.
[0010] Preferably, the free end of the crossbar is connected with a mounting plate, which is a plate body with a fold, and the towing ball pin includes a connected sphere and a cylindrical rod, and the mounting plate is provided with a through hole for mounting the cylindrical rod. In order to prevent the towing ball pin from falling, a limiting ring with a diameter larger than the through hole is sleeved on the cylindrical rod, and the cylindrical rod at the lower end of the limiting ring fixes the towing ball pin by screwing in a nut, so that the towing ball pin will not fall when the sphere is facing upward or downward.
[0011] The utility model also provides a farmer's vehicle, comprising the traction and trailer device as described above, wherein the traction and trailer device is fixed on a vehicle frame.
[0012] Preferably, the frame includes a first longitudinal beam and a second longitudinal beam, the first longitudinal beam and the second longitudinal beam are parallel to the rear axle connected to the wheels, the free end of the auxiliary beam and the free end of the vertical rod are respectively fixed with U-shaped connecting blocks, and the U-shaped connecting blocks are respectively clamped and fixed with the first longitudinal beam and the second longitudinal beam.
[0013] Preferably, the U-shaped connection block can be clamped around the first longitudinal beam and the second longitudinal beam, and the width of the U-shaped connection block is greater than the width of the first longitudinal beam and the second longitudinal beam, and the edge of the U-shaped connection block, that is, the edge of the U-shaped connection block that exceeds the first longitudinal beam or the second longitudinal beam, is provided with a fixing hole that passes through from top to bottom. The U-shaped connection block can be fixed to the longitudinal beam by installing a connecting bolt in the fixing hole.
[0014] Preferably, the ground clearance of the ball of the towing ball pin when facing upward is B, and the ground clearance of the ball of the towing ball pin when facing downward is A, and B>A. Different ground clearances A and B under different usage conditions can ensure that the farmer's vehicle compartment can still be used after being lifted, tilted and flipped at an angle α.
[0015] The beneficial effects of the utility model are:
[0016] Through the structural setting of the traction and trailer device, the inclined beam, the vertical rod and the cross rod form a stable triangular structure, which improves the strength of the entire traction and trailer device, so that the connection reliability of the device is improved. In addition, the crossbeam tube is used to connect functional machinery and the trailer ball pin is used to connect additional machinery and tools. At the same time, the telescopic beam and the cross rod are detachably matched, and the length of the telescopic beam and the position of the trailer ball pin can be changed, so that there are more ways to adapt to different additional machinery and tools or functional machinery and tools, thereby greatly improving the versatility and expansibility of the traction and trailer device that can be connected to machinery and tools. In addition, by connecting the device with the frame through the vertical rod, the problem of adding additional machinery and tools or functional machinery and tools to be towed and trailered in the narrow space after the farmer's car is assembled in the carriage is solved, and the structure of the device is simple to assemble and disassemble, the connection is reliable, it is easy to maintain, the cost is low, and it has wide adaptability. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a structural schematic diagram of a specific implementation method of the traction and trailer device of the utility model;
[0018] Figure 2 It is a partial structural schematic diagram of a specific implementation method of the farmer's vehicle of the utility model;
[0019] Figure 3 It is a partial structural schematic diagram of the farmer's vehicle of the utility model in the first use state;
[0020] Figure 4 It is a partial structural schematic diagram of the farmer's vehicle of the utility model in the second use state.
[0021] In the above drawings: 10, traction and trailer device; 1, main beam; 11, vertical rod; 12, cross bar; 13, mounting plate; 14, U-shaped connecting block; 141, fixing hole; 2, inclined beam; 21, cross beam tube; 3, telescopic beam; 31, mounting hole; 4, trailer ball pin; 5, subbeam; 20, frame; 61, first longitudinal beam; 62, second longitudinal beam; 30, car body. DETAILED DESCRIPTION
[0022] The present invention is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific manner, and therefore cannot be understood as a limitation on the present invention. The terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.
[0023] like Figure 1 As shown, the utility model provides a traction and towing device 10, including a main beam 1, the main beam 1 includes a vertical rod 11 and a cross rod 12 fixedly connected at the ends, the vertical rod 11 and the cross rod 12 are perpendicular to each other, and an inclined beam 2 is arranged between the vertical rod 11 and the cross rod 12, and a cross beam tube 21 is connected to the inclined beam 2, and the cross beam tube 21 is vertical to the vertical rod 11 in space. Of course, the cross beam tube 21 is also vertical to the cross rod 12 in space. The vertical rod 11 is used to connect with the frame 20, and the cross rod 12 is detachably equipped with a telescopic beam 3, and the free end of the telescopic beam 3 is fixedly connected to a towing ball pin 4. At the same time, a sub-beam 5 is also hinged on the vertical rod 11, and the free end of the sub-beam 5 is fixedly connected to the frame 20. Specifically, one end of the sub-beam 5 is provided with a U-shaped opening that is movably matched with the vertical rod 11, and is hinged by bolts. By providing the auxiliary beam 5, the vertical rod 11, the auxiliary beam 5 and the frame 20 form a stable triangular structure, which further improves the strength of the entire traction and trailer device 10 under load conditions, so that the connection reliability of the device is further improved. In addition, the telescopic beam 3 and the cross bar 12 are slidably matched. Specifically, the telescopic beam 3 and the cross bar 12 can both adopt hollow square tubes, and the telescopic beam 3 can be slidably matched in the cross bar 12, so that the length of the telescopic beam 3 can be adjusted by sliding. In this way, the towing ball pin 4 can be adapted to the length requirements of different additional machines or functional machines, greatly improving the versatility of the traction and trailer device, and can also be applied to cars 30 of different lengths. In order to facilitate the adjustment of the length, corresponding mounting holes 31 are respectively provided on the telescopic beam 3 and the cross bar 12, and the center of the mounting hole 31 is respectively located on the upper and lower symmetric lines of the telescopic beam 3 and the cross bar 12. Multiple groups of mounting holes 31 are provided. By arranging the mounting holes 31 on the upper and lower symmetric lines between the telescopic beam 3 and the cross bar 12, it can be ensured that when the telescopic beam 3 is reversed up and down and moved forward and backward for installation, pins can be inserted into the mounting holes 31 for reinforcement, and the telescopic beam 3 is easy to disassemble and change direction, ensuring the towing and towing function of the towing ball pin 4 for additional machinery and trailers and other load items at upper and lower positions and under carriages 30 of different lengths.
[0024] In the above embodiments, through the structural setting of the traction and trailer device 10, the inclined beam 2, the vertical rod 11 and the cross rod 12 form a stable triangular structure, which improves the strength of the entire traction and trailer device, so that the connection reliability of the device is improved. In addition, the cross beam tube 21 is used to connect functional machinery and equipment, and the trailer ball pin 4 is used to connect additional machinery and equipment. At the same time, the telescopic beam 3 and the cross rod 12 are detachable, and the length of the telescopic beam 3 and the position of the trailer ball pin 4 can be changed, so that there are more ways to adapt to different additional machinery and equipment or functional machinery and equipment, thereby greatly improving the versatility and expansibility of the traction and trailer device that can be connected to machinery and equipment. In addition, by connecting the device with the frame 20 through the vertical rod 11, the problem of adding additional machinery and equipment or functional machinery and equipment to the narrow space after the farmer's car is assembled with the carriage 30 is solved, and the structure of the device is simple to assemble and disassemble, the connection is reliable, the maintenance is easy, the cost is low, and the adaptability is wide.
[0025] Furthermore, the free end of the crossbar 12 is connected with a mounting plate 13, which is a plate with a fold. The towing ball pin 4 includes a connected sphere and a cylindrical rod, and a through hole for mounting the cylindrical rod is provided on the mounting plate 13. In order to prevent the towing ball pin 4 from falling, a stop ring with a diameter larger than the through hole is fixedly sleeved on the cylindrical rod, and the cylindrical rod at the lower end of the stop ring fixes the towing ball pin 4 by screwing in a nut, so that the towing ball pin 4 will not fall when the sphere is facing upward or downward.
[0026] like Figures 2 to 4 As shown, the utility model also provides a farmer's vehicle, including the above-mentioned traction and trailer device 10, which is fixed on the frame 20. Specifically, the frame 20 includes a first longitudinal beam 61 and a second longitudinal beam 62, the first longitudinal beam 61 and the second longitudinal beam 62 are parallel to the rear axle connected to the wheels, and the free end of the auxiliary beam 5 and the free end of the vertical rod 11 are respectively fixed with a U-shaped connecting block 14, and the U-shaped connecting block 14 is respectively corresponding to the first longitudinal beam 61 and the second longitudinal beam 62. Fixed. In detail, the U-shaped connecting block 14 can be surrounded and connected to the outside of the first longitudinal beam 61 and the second longitudinal beam 62, and the width of the U-shaped connecting block 14 is greater than the width of the first longitudinal beam 61 and the second longitudinal beam 62, and the edge of the U-shaped connecting block 14, that is, the edge that exceeds the first longitudinal beam 61 or the second longitudinal beam 62, is provided with a fixing hole 141 that runs through from top to bottom. By installing a connecting bolt in the fixing hole 141, the U-shaped connecting block 14 can be fixed to the longitudinal beam.
[0027] like Figure 3 and Figure 4 As shown, in the first use state, the ground clearance of the ball of the towing ball pin 4 when facing upward is B, and in the second use state, the ground clearance of the ball of the towing ball pin 4 when facing downward is A, and B>A. Different ground clearances A and B in different use states can ensure that the farmer's vehicle carriage 30 can still be used after being lifted, tilted and flipped at an angle α, greatly improving versatility and expansibility.
[0028] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.
Claims
1. A traction and trailer device, Features: The invention comprises a main beam (1), wherein the main beam (1) comprises a vertical rod (11) and a cross rod (12) whose ends are fixedly connected, an inclined beam (2) is arranged between the vertical rod (11) and the cross rod (12), and a cross beam tube (21) is connected to the inclined beam (2); the vertical rod (11) is used to be connected to a vehicle frame (20), and a telescopic beam (3) is detachably matched inside the cross rod (12), and a towing ball pin (4) is fixedly connected to the free end of the telescopic beam (3).
2. The towing and trailering device according to claim 1, Features: A secondary beam (5) is also hinged on the vertical rod (11), and a free end of the secondary beam (5) is connected to the vehicle frame (20).
3. The towing and trailering device according to claim 2, Features: The telescopic beam (3) is slidably matched with the cross bar (12), and the length of the telescopic beam (3) is adjustable.
4. The towing and trailering device according to claim 3, Features: The telescopic beam (3) and the crossbar (12) are respectively provided with corresponding mounting holes (31), and the centers of the mounting holes (31) are respectively located on the upper and lower symmetric lines of the telescopic beam (3) and the crossbar (12).
5. The towing and trailering device according to claim 1, Features: The cross beam tube (21) and the vertical rod (11) are vertical in space.
6. The towing and trailering device according to claim 1, Features: The free end of the cross bar (12) is connected to a mounting plate (13), and the mounting plate (13) is provided with a through hole for mounting the towing ball pin (4).
7. A farmer's cart, Features: It comprises a traction and trailer device (10) according to any one of claims 2 to 6, wherein the traction and trailer device (10) is fixed on a vehicle frame (20).
8. The farmer's vehicle according to claim 7, Features: The vehicle frame (20) comprises a first longitudinal beam (61) and a second longitudinal beam (62); the free end of the auxiliary beam (5) and the free end of the vertical rod (11) are respectively fixedly connected with a U-shaped connecting block (14); and the U-shaped connecting block (14) is respectively correspondingly clamped and fixed to the first longitudinal beam (61) and the second longitudinal beam (62).
9. The farmer's vehicle according to claim 8, Features: The U-shaped connection block (14) can be surrounded and clamped on the outside of the first longitudinal beam (61) and the second longitudinal beam (62), and the width of the U-shaped connection block (14) is greater than the width of the first longitudinal beam (61) and the second longitudinal beam (62). The edge of the U-shaped connection block (14) is provided with a fixing hole (141) penetrating from top to bottom.
10. The farmer's vehicle according to claim 7, Features: The height from the ground when the towing ball pin (4) is facing upward is B, and the height from the ground when the towing ball pin (4) is facing downward is A, and B>A.