Tractor with adjustable hook

Abstract

The utility model discloses a tractor with an adjustable hook, which comprises a tractor body, the right side surface of the tractor body is fixedly connected with two vertical plates, a movable plate is arranged between the two vertical plates, the upper surface of the movable plate is fixedly embedded with a threaded cylinder, the right side surface of the tractor body is fixedly connected with a bearing seat, and the bearing seat is fixedly connected with a hook. The upper surfaces of the two vertical plates are jointly and fixedly connected with a connecting plate. Through the design of a sliding rod and a sliding barrel, a connecting hook is conveniently pushed to be close to the trailer, then through cooperation of a threaded pipe, a positioning groove and a positioning bolt, the sliding rod is conveniently limited, the position of the connecting hook is conveniently adjusted, and through the design of a motor, a bearing seat and a rolling bearing, the threaded rod is conveniently driven to rotate; and then according to cooperation of a threaded rod and a threaded cylinder, a movable plate can conveniently drive a sliding cylinder to move up and down, meanwhile, a worker can conveniently adjust the height of a connecting hook according to needs, and the connecting hook is conveniently connected with a trailer.

Description

Technical Field

[0001] The utility model relates to the field of tractors, in particular to a tractor with an adjustable hook. Background Technique

[0002] A tractor is a special heavy-duty transport vehicle mainly used for towing trailers or other types of trailers. It consists of two parts, a tractor head and a trailer. The tractor head has driving ability, while the trailer has no driving ability and completely relies on the tractor head to provide power and traction.

[0003] At present, tractors are usually connected with hooks to connect with trailers. However, the current tractors are not convenient to adjust the position of the hooks, and it is also more troublesome to connect the hooks with trailers, which is not convenient for current use. Therefore, we propose a tractor with an adjustable hook to solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide a tractor with an adjustable hook to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A tractor with an adjustable hook includes a tractor body. Two vertical plates are fixedly connected to the right side surface of the tractor body. An activity plate is arranged between the two vertical plates. A threaded cylinder is fixedly embedded in the upper surface of the activity plate. A bearing seat is fixedly connected to the right side surface of the tractor body. A connecting plate is fixedly connected to the upper surfaces of the two vertical plates. A shell is fixedly connected to the upper surface of the connecting plate. A motor is fixedly connected to the inner top wall of the shell. A rolling bearing is fixedly embedded in the upper surface of the connecting plate. A threaded rod is threadedly connected to the inner wall of the threaded cylinder. A sliding cylinder is fixedly connected to the right side surface of the activity plate. A sliding rod is slidably connected to the inner wall of the sliding cylinder. A group of positioning grooves are formed in the upper surface of the sliding rod. A connecting hook is fixedly connected to the right end of the sliding rod. A threaded pipe is fixedly embedded in the upper surface of the sliding cylinder. A positioning bolt is threadedly connected to the inner wall of the threaded pipe.

[0007] In a further embodiment, a group of through openings are formed in the right side surface of the shell, and the number of the through openings is at least three.

[0008] In a further embodiment, a warning sign is arranged above the connecting plate, and the back surface of the warning sign is fixedly connected to the front surface of the shell.

[0009] In a further embodiment, the bottom end of the threaded rod is fixedly connected to the inner ring of the bearing seat, and the top end of the threaded rod penetrates through the rolling bearing and is fixedly connected to the output end of the motor.

[0010] In a further embodiment, sliding openings are formed on the side surfaces of the two vertical plates close to each other, and sliders are slidably connected to the inner walls of each sliding opening. The side surfaces of the two sliders close to each other are fixedly connected to the front surface and the back surface of the movable plate respectively.

[0011] In a further embodiment, a tool box is fixedly connected to the right side surface of the tractor body, and the tool box is located behind the housing.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] Through the design of the sliding rod and the sliding cylinder, the device facilitates pushing the connecting hook close to the trailer. Subsequently, with the cooperation of the threaded pipe, the positioning groove and the positioning bolt, it is convenient to limit the sliding rod and adjust the position of the connecting hook. Through the design of the motor, the bearing seat and the rolling bearing, it is convenient to drive the threaded rod to rotate. Subsequently, according to the cooperation of the threaded rod and the threaded cylinder, it is convenient for the movable plate to drive the sliding cylinder to move up and down, and at the same time, it is convenient for the staff to adjust the height of the connecting hook according to the needs. This method facilitates the connection between the connecting hook and the trailer. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 Schematic three-dimensional structure diagram of the whole tractor with an adjustable hook;

[0015] Figure 2 Schematic three-dimensional structure diagram of the top view of the housing of the tractor with an adjustable hook;

[0016] Figure 3 Schematic three-dimensional structure diagram of the side view of the vertical plate of the tractor with an adjustable hook;

[0017] Figure 4 Schematic cross-sectional view of the side view of the connecting plate of the tractor with an adjustable hook.

[0018] In the figure: 1, tractor body; 2, vertical plate; 3, sliding cylinder; 4, threaded pipe; 5, connecting hook; 6, sliding rod; 7, positioning bolt; 8, motor; 9, through hole; 10, housing; 11, warning sign; 12, slider; 13, connecting plate; 14, positioning groove; 15, tool box; 16, threaded cylinder; 17, movable plate; 18, threaded rod; 19, bearing seat; 20, sliding opening; 21, rolling bearing. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "plurality" is two or more.

[0020] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "mounted", "connected", "coupled" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood through specific circumstances.

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-4, in the present utility model, a tractor with an adjustable hook includes a tractor body 1. Two vertical plates 2 are fixedly connected to the right side of the tractor body 1. An activity plate 17 is arranged between the two vertical plates 2. A threaded cylinder 16 is fixedly embedded in the upper surface of the activity plate 17. A bearing seat 19 is fixedly connected to the right side of the tractor body 1. A connecting plate 13 is fixedly connected to the upper surfaces of the two vertical plates 2. A housing 10 is fixedly connected to the upper surface of the connecting plate 13. A motor 8 is fixedly connected to the inner top wall of the housing 10. A rolling bearing 21 is fixedly embedded in the upper surface of the connecting plate 13. A threaded rod 18 is threadedly connected to the inner wall of the threaded cylinder 16. A sliding cylinder 3 is fixedly connected to the right side of the activity plate 17. A sliding rod 6 is slidably connected to the inner wall of the sliding cylinder 3. A set of positioning grooves 14 are formed in the upper surface of the sliding rod 6. The right end of the sliding rod 6 is fixedly connected to a connecting hook 5. A threaded pipe 4 is fixedly embedded in the upper surface of the sliding cylinder 3. A positioning bolt 7 is threadedly connected to the inner wall of the threaded pipe 4. Through the design of the sliding rod 6 and the sliding cylinder 3, it is convenient to push the connecting hook 5 close to the trailer. Subsequently, by the cooperation of the threaded pipe 4, the positioning grooves 14 and the positioning bolt 7, it is convenient to limit the sliding rod 6 and adjust the position of the connecting hook 5. Through the design of the motor 8, the bearing seat 19 and the rolling bearing 21, it is convenient to drive the threaded rod 18 to rotate. Subsequently, according to the cooperation of the threaded rod 18 and the threaded cylinder 16, it is convenient for the activity plate 17 to drive the sliding cylinder 3 to move up and down, and at the same time, it is convenient for the staff to adjust the height of the connecting hook 5 according to the needs. This method is convenient for the connecting hook 5 to be connected to the trailer.

[0023] A set of through openings 9 are formed in the right side of the housing 10. The number of the through openings 9 is at least three. The through openings 9 are used to achieve the purpose of ventilation. A warning sign 11 is arranged above the connecting plate 13. The back surface of the warning sign 11 is fixedly connected to the front surface of the housing 10. The warning sign 11 is used to prompt the staff of the precautions. The bottom end of the threaded rod 18 is fixedly connected to the inner ring of the bearing seat 19. The top end of the threaded rod 18 penetrates through the rolling bearing 21 and is fixedly connected to the output end of the motor 8.

[0024] Sliding openings 20 are formed in the side surfaces of the two vertical plates 2 close to each other. A slider 12 is slidably connected to the inner wall of each sliding opening 20. The side surfaces of the two sliders 12 close to each other are respectively fixedly connected to the front surface and the back surface of the activity plate 17. Through the cooperation of the slider 12 and the sliding opening 20, the stability of the activity plate 17 is increased. A tool box 15 is fixedly connected to the right side of the tractor body 1. The tool box 15 is located behind the housing 10. The tool box 15 is used to store maintenance tools.

[0025] The working principle of the present utility model is:

[0026] In use, first, utilize the power provided by the motor 8 to drive the threaded rod 18 to rotate inside the rolling bearing 21 and the bearing seat 19. And according to the cooperation between the threaded rod 18 and the threaded barrel 16, drive the movable plate 17 to drive the sliding cylinder 3 to move up and down. At the same time, adjust the height position of the connecting hook 5 according to the usage requirements. Then, through the sliding of the sliding rod 6 inside the sliding cylinder 3, the connecting hook 5 can be pushed closer to the trailer. And utilize the cooperation between the positioning bolt 7 and the threaded pipe 4 to insert the positioning bolt 7 into the positioning groove 14 to limit the sliding rod 6.

[0027] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be encompassed within the present utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An adjustable-hook tractor, characterized in that: It includes a tractor body (1). On the right side of the tractor body (1), two vertical plates (2) are fixedly connected. An activity plate (17) is arranged between the two vertical plates (2). A threaded cylinder (16) is fixedly embedded in the upper surface of the activity plate (17). A bearing seat (19) is fixedly connected to the right side of the tractor body (1). The upper surfaces of the two vertical plates (2) are fixedly connected with a connecting plate (13) in common. A housing (10) is fixedly connected to the upper surface of the connecting plate (13). A motor (8) is fixedly connected to the inner top wall of the housing (10). A rolling bearing (21) is fixedly embedded in the upper surface of the connecting plate (13). A threaded rod (18) is threadedly connected to the inner wall of the threaded cylinder (16). A sliding cylinder (3) is fixedly connected to the right side of the activity plate (17). A sliding rod (6) is slidably connected to the inner wall of the sliding cylinder (3). A set of positioning grooves (14) are formed in the upper surface of the sliding rod (6). A connecting hook (5) is fixedly connected to the right end of the sliding rod (6). A threaded pipe (4) is fixedly embedded in the upper surface of the sliding cylinder (3). A positioning bolt (7) is threadedly connected to the inner wall of the threaded pipe (4).

2. The tractor with an adjustable hook according to claim 1, characterized in that: A set of through openings (9) are formed in the right side of the housing (10), and the number of the through openings (9) is at least three.

3. The tractor with an adjustable hook according to claim 1, characterized in that: A warning sign (11) is arranged above the connecting plate (13), and the back surface of the warning sign (11) is fixedly connected to the front surface of the housing (10).

4. The tractive vehicle with an adjustable hook according to claim 1, characterized in that: The bottom end of the threaded rod (18) is fixedly connected to the inner ring of the bearing seat (19), and the top end of the threaded rod (18) penetrates through the rolling bearing (21) and is fixedly connected to the output end of the motor (8).

5. The tractor with an adjustable hook according to claim 1, characterized in that: Sliding openings (20) are formed in the side surfaces of the two vertical plates (2) close to each other. A slider (12) is slidably connected to the inner wall of each sliding opening (20). The side surfaces of the two sliders (12) close to each other are respectively fixedly connected to the front surface and the back surface of the activity plate (17).

6. The adjustable hook tractor according to claim 1, characterized in that: A tool box (15) is fixedly connected to the right side of the tractor body (1), and the tool box (15) is located behind the housing (10).

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