Tractor wheel track adjusting device

Abstract

The utility model relates to the technical field of tractors. The tractor wheel track adjusting device comprises a saddle, a first fixing sleeve block is fixed to the lower end of the saddle, a fixing column is fixedly inserted into the first fixing sleeve block, the two ends of the fixing column are each sleeved with a movable sleeve, and a fixing block is fixed to one end of each movable sleeve. The air cylinder is started to drive the movable sleeve to move inwards or outwards on the surface of the fixing column, when the movable sleeve moves to a proper position, the bolt at one end of the movable sleeve and the bolt at the lower end of the second fixing sleeve block are rotated, and therefore the position of the movable sleeve is fixed; the distance between the wheels can be adjusted through the operation, the situation that the vehicle is unstable and damaged due to the fact that the wheel distance does not adapt to a vehicle body is avoided, and the service life of equipment is prolonged to a certain degree.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of towing vehicle, more particularly to a towing vehicle wheel track adjusting device. BACKGROUND

[0002] The technical field of towing vehicle refers to a special vehicle specially designed to tow or pull other vehicles or objects. Towing vehicles can be divided into various types, each type of towing vehicle has its specific application scenario and advantage. A towing vehicle wheel track adjusting device is commonly used in the technical field of towing vehicle. The device is mainly used to adjust the distance between the wheels to adapt to different driving requirements and environmental conditions.

[0003] Currently, the distance between the wheels of the existing adjusting device is fixed. When the towing vehicle transports different weights of goods, it may not be convenient to adjust the distance between the wheels, which may cause unstable vehicle driving and easily cause damage to the vehicle, thereby reducing the service life of the equipment to some extent. The existing adjusting device is relatively simple to operate during installation and fixation, which may result in insufficient fixation of the wheels and the vehicle body, thereby reducing the safety of the equipment to some extent. Therefore, there is an urgent need for a towing vehicle wheel track adjusting device to solve the above problems. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a towing vehicle wheel track adjusting device to solve the problems in the above background art.

[0005] The utility model provides the following technical scheme: a towing vehicle wheel track adjusting device, comprising a seat:

[0006] The lower end of the seat is fixed with a first fixed sleeve block, and a fixed column is fixedly inserted in the inside of the first fixed sleeve block. The two ends of the fixed column are respectively sleeved with a moving sleeve, and one end of the moving sleeve is fixed with a fixed block. The lower end of the seat is fixed with a gas cylinder on both sides of the fixed column. One side of the moving sleeve is fixed with a second fixed sleeve block.

[0007] The surface of the fixed block is threadedly connected with a rotating drum, and the rotating drum is provided with two groups. One end of the rotating drum is slidably clamped with a clamping block, and the surface of the clamping block is sleeved with a wheel body.

[0008] Preferably, the moving sleeve is provided with a square block on one side, and a bolt is threadedly connected in the inside of the square block. The surface of the upper end of the bolt is in close contact with the lower end surface of the seat. This design can fix the position of the moving sleeve and the seat, thereby improving the stability of the equipment to some extent.

[0009] Preferably, the lower end of the second fixing sleeve block is provided with a bolt, and the surface of the bolt is attached to the bottom end surface of the moving sleeve; the position of the moving sleeve is fixed by the cooperation of the bolt and the moving sleeve.

[0010] Preferably, one end of the cylinder is sleeved with a moving block, and one end of the moving block is fixedly connected to one side surface of the moving sleeve; the moving block and the moving sleeve are moved when the cylinder is started, thereby improving the convenience of the equipment to a certain extent.

[0011] Preferably, one end of the cylinder is sleeved with a moving block, and one end of the moving block is fixedly connected to one side surface of the moving sleeve; the moving block and the moving sleeve are moved when the cylinder is started, thereby improving the convenience of the equipment to a certain extent.

[0012] Preferably, the inside of the clamping block is threadedly connected with a bolt, and the inside of the fixed block is provided with a threaded groove, and the surface of the threaded groove is matched with the surface of the bolt; the position of the clamping block and the fixed block is more tightly fixed by the cooperation of the clamping block and the fixed block.

[0013] The technical effects and advantages of the utility model are as follows: the moving sleeve is moved inwards or outwards on the surface of the fixed column by starting the cylinder; when the moving sleeve is moved to a suitable position, the bolt at one end of the moving sleeve and the bolt at the lower end of the second fixing sleeve block are rotated, thereby fixing the position of the moving sleeve; when the towing vehicle transports different weight goods, the distance of the wheels can be adjusted by the above operation, so that the vehicle is not unstable and the vehicle is not damaged; the service life of the equipment is improved to a certain extent.

[0014] The clamping block drives the wheel body to move inwards and be fixed in position by rotating the cylinder on the surface of the fixed block; at this time, the bolt at one side of the clamping block is rotated, so that the wheel body is fixed with the fixed column, thereby reinforcing the position between the wheel body and the seat, and the safety of the equipment is improved to a certain extent. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is an explosion schematic view of the three-dimensional structure of the fixed column of the utility model;

[0017] Figure 3 It is an explosion schematic view of the three-dimensional structure of the cylinder of the utility model;

[0018] Figure 4 It is a top view structure schematic view of the utility model.

[0019] The attached figures are labeled as follows: 1. Seat; 2. First fixed sleeve; 3. Fixed column; 4. Moving sleeve; 5. Fixed block; 6. Cylinder; 7. Second fixed sleeve; 8. Rotary cylinder; 9. Clamping block; 10. Wheel body. Detailed Implementation

[0020] The technical solution of this utility model will be clearly and completely described below with reference to the accompanying drawings. In addition, the forms of the various structures described in the following embodiments are merely illustrative. The tractor involved in this utility model is not limited to the structures described in the following embodiments. All other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model. Example 1

[0021] like Figures 1 to 4 As shown, this embodiment proposes a traction wheel track adjustment device, including a seat 1, a first fixing block 2 fixed at the lower end of the seat 1, and a fixing post 3 fixedly inserted inside the first fixing block 2. Movable sleeves 4 are respectively fitted at both ends of the fixing post 3, and a fixing block 5 is fixed at one end of the movable sleeve 4. Cylinders 6 are respectively fixed at both sides of the fixing post 3 at the lower end of the seat 1. A second fixing block 7 is fixed on one side of the movable sleeve 4. A square block is provided on one side of the movable sleeve 4, and a bolt is threaded inside the square block. The upper surface of the bolt is in contact with the lower surface of the seat 1. A bolt is provided at the lower end of the second fixing block 7, and the surface of the bolt is in contact with the bottom surface of the movable sleeve 4. A movable block is fitted at one end of the cylinder 6, and one end of the movable block is fixedly connected to one side surface of the movable sleeve 4.

[0022] In this embodiment, the cylinder 6 is activated to move the movable sleeve 4 inward or outward. When the movable sleeve 4 moves to a suitable position, the bolt at one end of the movable sleeve 4 and the bolt at the lower end of the second fixing block 7 are rotated to fix the position of the movable sleeve 4. Through the cooperation of the fixing column 3 and the movable sleeve 4, the length of the fixing column 3 can be increased when the movable sleeve 4 moves outward. Through the cooperation of the cylinder 6, the movable sleeve 4 is moved with less effort, avoiding the inconvenience caused by the user manually adjusting the length. Through the cooperation of the fixing block 5, the positions of the movable sleeve 4 and the fixing column 3 can be fixed. Through the cooperation of the bolt at the lower end of the second fixing block 7 and the movable sleeve 4, when the surface of the upper end of the bolt is in contact with the surface of the movable sleeve 4, the position of the movable sleeve 4 can be fixed. Through the cooperation of the movable block, the movable sleeve 4 can be moved more easily, which improves the convenience of the equipment to a certain extent. Example 2

[0023] like Figure 3As shown, based on the same concept as the above embodiment, the embodiment also proposes that the surface of the fixed block 5 is screw connected with a rotating drum 8, and the rotating drum 8 is provided with two groups, one end of the rotating drum 8 is slidingly clamped with a clamping block 9, and the surface of the clamping block 9 is fixedly sleeved with a wheel body 10, one end of the rotating drum 8 is provided with a limiting ring, the inside of the clamping block 9 is screw connected with a bolt, and the inside of the fixed block 5 is provided with a threaded groove, and the surface of the threaded groove is matched with the surface of the bolt;

[0024] In the embodiment, the clamping block 9 drives the wheel body 10 to fix the fixed column 3 by rotating the rotating drum 8 on the surface of the fixed block 5, then the bolt on one side of the clamping block 9 is rotated inward to drive the position of the wheel body 10 to be fixed with the position of the saddle 1, and the position of the rotating drum 8 is limited by the limiting ring when the rotating drum 8 moves to drive the clamping block 9 to move, and the position of the rotating drum 8 is limited by the limiting ring to avoid the rotating drum 8 from being separated from the clamping block 9 when the rotating drum 8 moves, and the bolt inside the clamping block 9 is fixed with the fixed block 5 by penetrating the inside of the clamping block 9 when the bolt is rotated inward, which improves the convenience of the equipment to a certain extent, and the cooperation of the rotating drum 8 and the bolt makes the clamping block 9 and the moving sleeve 4 more firmly fixed, so that the position of the wheel body 10 and the saddle 1 is more closely fitted, which improves the safety of the equipment to a certain extent.

[0025] Working principle: when the equipment is used, first place the equipment at a suitable position, drive the two groups of moving sleeves 4 to move inward or outward by starting the air cylinder 6, rotate the bolt at one end of the moving sleeve 4 and the bolt at the lower end of the second fixed sleeve block 7 when the moving sleeve 4 moves to a suitable position, thereby fixing the position of the moving sleeve 4, then rotate the rotating drum 8 on the surface of the fixed block 5 to drive the clamping block 9 to move inward and be fixed in position, thereby fixing the position of the wheel body 10 and the saddle 1, and the above is the whole working principle of the utility model.

[0026] Finally, it should be pointed out that: first of all, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0027] Secondly: the structure involved in the drawings of the utility model is only related to the structure involved in the present disclosure, other structures can refer to the usual design, and the same embodiment and different embodiments of the utility model can be combined with each other under the condition of no conflict;

[0028] Finally: the above is only the preferred embodiment of the utility model, and is not used for limiting the utility model, and any modification, equivalent replacement, improvement and the like made in the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A tractor wheel track adjusting device, comprising a seat (1), characterized in that: the lower end of the seat (1) is fixed with a first fixed sleeve block (2), and the inside of the first fixed sleeve block (2) is fixedly inserted with a fixed column (3), both ends of the fixed column (3) are respectively sleeved with a moving sleeve (4), one end of the moving sleeve (4) is fixed with a fixed block (5), the lower end of the seat (1) is fixed with a cylinder (6) at both sides of the fixed column (3), and one side of the moving sleeve (4) is fixed with a second fixed sleeve block (7); the surface of the fixed block (5) is threadedly connected with a rotating drum (8), and the rotating drum (8) is provided with two groups, one end of the rotating drum (8) is slidingly clamped with a clamping block (9), and the surface of the clamping block (9) is fixedly sleeved with a wheel body (10).

2. A tow vehicle wheel track adjustment device as claimed in claim 1, characterised in that: One side of the moving sleeve (4) is provided with a square block, the inside of the square block is threadedly connected with a bolt, and the surface of the upper end of the bolt is attached to the lower end surface of the seat (1).

3. A tow vehicle wheel track adjustment device as claimed in claim 1, wherein: The lower end of the second fixed sleeve block (7) is provided with a bolt, and the surface of the bolt is attached to the bottom end surface of the moving sleeve (4).

4. A tow vehicle wheel track adjustment device as claimed in claim 1, characterised in that: One end of the cylinder (6) is sleeved with a moving block, and one end of the moving block is fixedly connected to one side surface of the moving sleeve (4).

5. A tow vehicle wheel track adjustment device as claimed in claim 1, characterised in that: One end of the rotating drum (8) is provided with a limiting ring.

6. A tow vehicle wheel track adjustment device as claimed in claim 1, characterised in that: The inside of the clamping block (9) is threadedly connected with a bolt, the inside of the fixed block (5) is provided with a threaded groove, and the surface of the threaded groove is matched with the surface of the bolt.

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