Lifting trailer with damping function

Abstract

The utility model belongs to the technical field of trailers, and particularly relates to a lifting trailer with a damping function, which comprises a frame, a traction frame is fixedly connected to the front end of the frame, wheels are mounted in the frame, a damping device is mounted between the wheels and the frame, and the damping device comprises a fixing seat, a vertical plate, an oil cylinder and a wheel fixing mounting seat. Fixing seats are fixedly connected to the left end and the right end of the front side and the rear side of the frame, vertical plates are fixedly connected to the fixing seats, wheel fixing mounting seats are mounted on the sides, close to each other, of the fixing seats on the front side and the rear side, a connecting shaft is fixed in the frame, and then the wheel fixing mounting seats are mounted. The wheel fixing mounting seats can rotate along the connecting shafts, the wheel fixing mounting seats are connected through the oil cylinders to be limited, so that when the trailer encounters vibration in the moving process, the wheels can rotate by a certain distance along the connecting shafts while keeping rotating, the wheels are lifted, and the damping effect is achieved.

Description

Technical Field

[0001] The utility model relates to the field of trailers, in particular to a lifting trailer with shock absorption. Background Art

[0002] There are many types of trailers, and their basic structure is roughly the same, including a frame and wheels, the frame is connected to the wheels, the frame is used to place objects, and a traction frame is provided at one end of the frame for pulling the cart. Some items carried by trailers, such as bicycles, tricycles, tables, etc., are not easy to put into vehicles for carrying.

[0003] During the use of existing trailers, while ensuring their shock absorption performance, their structures are mostly relatively complex and the cost is high. Therefore, the utility model provides a lifting trailer with shock absorption. Utility Model Content

[0004] The purpose of the utility model is to provide a lifting trailer with shock absorption to solve the above problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a lifting trailer with shock absorption, comprising a frame, a traction frame is fixedly connected to the front end of the frame, a wheel is installed in the frame, and a shock absorption device is installed between the wheel and the frame, and the shock absorption device comprises a fixing seat, a vertical plate, an oil cylinder and a wheel fixing mounting seat, and the left and right ends of the front and rear sides of the frame are fixedly connected to the fixing seats, the vertical plates are fixedly connected to the fixing seats, and the sides of the fixing seats at the front and rear sides close to each other are equipped with wheel fixing mounting seats, an oil cylinder is rotatably connected between the upper ends of the vertical plates and the wheel fixing mounting seats, and a connecting shaft is rotatably connected between the wheel fixing mounting seats on the left and right sides, and the connecting shaft is detachably connected to the frame, and a rotation center between the connecting shaft and the wheel fixing mounting seat is located on a side of the wheel fixing mounting seat close to the fixed seat, the wheel is rotatably connected to the wheel fixing mounting seat, and a rotation center between the wheel and the wheel fixing mounting seat is located on a side of the wheel fixing mounting seat away from the fixed seat.

[0006] Preferably, the wheels include a front wheel and a rear wheel, and the front wheel and the rear wheel are respectively mounted in wheel fixing mounting seats at the front and rear sides.

[0007] Preferably, a fender is connected to the wheel fixing mounting seat by screws.

[0008] Preferably, a tailgate is fixedly connected to the rear end of the frame.

[0009] Preferably, a protective cover is installed on the shock absorbing device, and the protective cover is fixed to the frame by screws, and the fixing seat and the part of the oil cylinder away from the telescopic end thereof are located in the protective cover.

[0010] Preferably, a tool box and a spare bracket are installed at the front end of the frame.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1) In the utility model, the connecting shaft is fixed in the frame, and then the wheel fixing mounting seat is installed. The wheel fixing mounting seat can rotate along the connecting shaft. The wheel fixing mounting seat is restricted by connecting the oil cylinder, so that when the trailer encounters vibration during movement, the wheel can rotate a certain distance along the connecting shaft while maintaining its own rotation, so that the wheel can be raised and lowered, which plays a shock-absorbing role;

[0013] 2) The utility model enables the trailer to have a better shock absorption effect, and at the same time, the structure is low in complexity, compact and reasonable, easy to maintain, and relatively reduces the manufacturing cost, which is suitable for popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the planar structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the shock absorbing device and the front wheel of the utility model;

[0017] Figure 4 It is a schematic diagram of the matching structure of the shock absorbing device and the rear wheel of the utility model.

[0018] In the figure: 1. frame; 2. tailgate; 3. mudguard; 4. tool box; 5. spare bracket; 6. traction frame; 7. shock absorber; 8. front wheel; 9. rear wheel; 10. fixed seat; 11. oil cylinder; 12. protective cover; 13. wheel fixing mount; 14. connecting shaft; 15. vertical plate. DETAILED DESCRIPTION

[0019] 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.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0022] Example:

[0023] See also Figure 1-4 The utility model provides a technical solution: a lifting trailer with shock absorption, including a frame 1, a traction frame 6 is fixedly connected to the front end of the frame 1, the traction frame 6 is used to connect to an external vehicle and drive the trailer to move, a wheel is installed in the frame 1, a shock absorbing device 7 is installed between the wheel and the frame 1, the shock absorbing device 7 includes a fixed seat 10, a vertical plate 15, a cylinder 11 and a wheel fixed mounting seat 13, the left and right ends of the front and rear sides of the frame 1 are fixedly connected to the fixed seat 10, the vertical plate 15 is fixedly connected to the fixed seat 10, the side of the fixed seats 10 on the front and rear sides close to each other is installed with a wheel fixed mounting seat 13, the vertical plate 15 is installed on the vertical plate 15 An oil cylinder 11 is rotatably connected between the end and the wheel fixing mounting seat 13, and a connecting shaft 14 is rotatably connected between the wheel fixing mounting seats 13 on the left and right sides. The connecting shaft 14 is detachably connected to the frame 1, and the connecting shaft 14 is fixed in the frame 1. The wheel fixing mounting seat 13 can rotate along the connecting shaft 14, and the rotation center between the connecting shaft 14 and the wheel fixing mounting seat 13 is located on the side of the wheel fixing mounting seat 13 close to the fixing seat 10, and the wheel is rotatably connected to the wheel fixing mounting seat 13, and the rotation center between the wheel and the wheel fixing mounting seat 13 is located on the side of the wheel fixing mounting seat 13 away from the fixing seat 10.

[0024] The wheels include a front wheel 8 and a rear wheel 9, and the front wheel 8 and the rear wheel 9 are respectively mounted in wheel fixing mounting seats 13 at the front and rear sides.

[0025] The fender 3 is connected to the wheel fixing mounting seat 13 via screws.

[0026] A rear fender 2 is fixedly connected to the rear end of the vehicle frame 1 .

[0027] A protective cover 12 is installed on the shock absorbing device 7 , and the protective cover 12 is fixed to the frame 1 by screws. The fixing seat 10 and the part of the oil cylinder 11 away from the telescopic end thereof are located in the protective cover 12 .

[0028] A tool box 4 and a spare bracket 5 are installed at the front end of the vehicle frame 1. The tool box 4 is used to place tools, and a box cover is installed on the tool box 4.

[0029] Working principle: the connecting shaft 14 is fixed in the frame 1, and then the wheel fixing mounting seat 13 is installed. The wheel fixing mounting seat 13 can rotate along the connecting shaft 14, and the wheel fixing mounting seat 13 is restricted by connecting the oil cylinder 11. When the trailer encounters vibration during movement, the wheel can rotate a certain distance along the connecting shaft 14 while maintaining its own rotation, so that the wheel can be raised and lowered to play a shock-absorbing role. The trailer has a good shock-absorbing effect, and the structure is low in complexity, compact and reasonable, easy to maintain, and relatively reduces the manufacturing cost, which is suitable for popularization and use.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description. Therefore, it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model, and any figure marks in the claims should not be regarded as limiting the claims involved.

[0031] 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 lifting trailer with shock absorption, comprising a frame (1), characterized in that: The front end of the vehicle frame (1) is fixedly connected to a traction frame (6), a wheel is installed in the vehicle frame (1), a shock absorbing device (7) is installed between the wheel and the vehicle frame (1), the shock absorbing device (7) comprises a fixing seat (10), a vertical plate (15), an oil cylinder (11) and a wheel fixing mounting seat (13), the left and right ends of the front and rear sides of the vehicle frame (1) are fixedly connected to the fixing seat (10), the vertical plate (15) is fixedly connected to the fixing seat (10), the side of the fixing seat (10) on the front and rear sides close to each other is installed with a wheel fixing mounting seat (13), the upper end of the vertical plate (15) and the wheel An oil cylinder (11) is rotatably connected between the fixed mounting seats (13), and a connecting shaft (14) is rotatably connected between the wheel fixed mounting seats (13) on the left and right sides. The connecting shaft (14) is detachably connected to the vehicle frame (1), and the rotation center between the connecting shaft (14) and the wheel fixed mounting seat (13) is located on a side of the wheel fixed mounting seat (13) close to the fixed seat (10). The wheel is rotatably connected to the wheel fixed mounting seat (13), and the rotation center between the wheel and the wheel fixed mounting seat (13) is located on a side of the wheel fixed mounting seat (13) away from the fixed seat (10).

2. A lifting trailer with shock absorption according to claim 1, characterized in that: The wheels include a front wheel (8) and a rear wheel (9), and the front wheel (8) and the rear wheel (9) are respectively mounted in wheel fixing mounting seats (13) at the front and rear sides.

3. A lifting trailer with shock absorption according to claim 1, characterized in that: The wheel fixing mounting seat (13) is connected to a fender (3) via screws.

4. A lifting trailer with shock absorption according to claim 1, characterized in that: The rear end of the vehicle frame (1) is fixedly connected with a rear baffle (2).

5. The lifting trailer with shock absorption according to claim 1, characterized in that: A protective cover (12) is installed on the shock absorbing device (7), and the protective cover (12) is fixed to the vehicle frame (1) by means of screws. The fixing seat (10) and the part of the oil cylinder (11) away from the telescopic end thereof are located in the protective cover (12).

6. The lifting trailer with shock absorption according to claim 1, characterized in that: A tool box (4) and a spare bracket (5) are installed at the front end of the vehicle frame (1).

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