Field operation machine

Abstract

The utility model discloses a field operation machine which comprises a frame, the frame is provided with a power piece and a gearbox, the power piece is connected to the gearbox in a driving mode, the output end of the gearbox is provided with a first walking wheel, the rear end of the frame is provided with a first connecting frame, the gearbox is connected to the frame through the first connecting frame, and the frame is provided with a steering system. The steering system comprises a direction assembly and a front axle, the direction assembly is in driving connection with the front axle, the front axle is provided with a second walking wheel located on the front side of the first walking wheel, and the front axle penetrates through the upper portion of the frame and is connected to the frame through a second connecting frame. The tractor frame is roughly located below the front axle, the first connecting frame adapts to connection of the gearbox and the tractor frame located below the front axle, and compared with an existing tractor, on the premise that the size of the first walking wheel and the size of the second walking wheel are not changed, the terrain clearance of the tractor frame can be reduced, and actual operation requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural operation machinery technical field, concretely relates to a field operation machine. BACKGROUND

[0002] In field operation, the tracked field management machine is often used to operate the land and the plants planted on the land. The tracked field management machine is mostly driven by electricity. When the road condition is rough, uneven, and the land is soft, the traveling speed of the track is slow. If the traditional tractor is used for operation, although the complex road condition can be effectively coped with, the front axle of the tractor is mostly arranged below the frame, the ground clearance of the frame is large, and when the operator operates the tractor to travel on the frame, the operator can be hindered by the plants with high growth or other obstacles. The protective cover can be installed on the frame to prevent the operator from being injured by the obstacles, or the tire of the tractor can be replaced by the smaller size model to reduce the overall height of the tractor. These methods are time-consuming and laborious. There is an urgent need for a field operation machine which can effectively cope with complex road conditions and has a smaller frame ground clearance. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a field operation machine which can effectively cope with complex road conditions and has a smaller frame ground clearance.

[0004] To solve the above technical problem, the utility model includes a frame, the frame is provided with a power part and a gearbox, the power part is drivingly connected to the gearbox, and the structural characteristics are that: the output end of the gearbox is provided with a first traveling wheel, the rear end of the frame is provided with a first connecting frame, the gearbox is connected to the frame through the first connecting frame, the frame is provided with a steering system, the steering system includes a direction assembly and a front axle, the direction assembly is drivingly connected to the front axle, the front axle is provided with a second traveling wheel located on the front side of the first traveling wheel, and the front axle passes through the upper part of the frame and is connected to the frame through a second connecting frame.

[0005] After the above structure is adopted, the power part transmits power to the gearbox, the power output by the gearbox drives the first traveling wheel to rotate, the first traveling wheel drives the second traveling wheel to rotate, so that the field operation machine can travel and effectively cope with complex road conditions. When turning is needed, the operator operates the direction assembly, the front axle is driven by the direction assembly to change the posture of the second traveling wheel. In the overall structure, the frame is located below the front axle, the first connecting frame is adapted to the connection of the gearbox and the frame located below the front axle, and compared with the existing tractor, the frame ground clearance can be reduced without changing the size of the first traveling wheel and the second traveling wheel, and the actual operation demand can be met.

[0006] Further, the second connecting frame comprises a connecting shaft connected on the front axle and passing through the front and rear sides of the front axle, first fixing plates arranged on the front and rear ends of the connecting shaft respectively, one second fixing plate fixedly connected with the two first fixing plates, and a third fixing plate arranged on the second fixing plate in a corresponding manner, wherein the second fixing plate and the third fixing plate are connected through fasteners. By arranging the second connecting frame, the connecting shaft, the first fixing plates and the second fixing plate support the front and rear sides of the front axle, and the second fixing plate and the third fixing plate realize the stable connection between the front axle and the frame. BRIEF DESCRIPTION OF DRAWINGS

[0007] Figure 1 is a three-dimensional structural schematic view of the utility model;

[0008] Figure 2 is Figure 1 is a partial enlarged view of the A area in the middle;

[0009] Figure 3 is a front structural schematic view of the utility model;

[0010] Figure 4 is a comparison view of the frame, the front axle, the second walking wheel in the prior art and the frame, the front axle, the second walking wheel in the utility model in the use state;

[0011] In the figure: 1, frame; 11, third fixing plate; 12, avoiding groove; 2, gearbox; 21, first walking wheel; 3, first connecting frame; 4, front axle; 41, second walking wheel; 5, second connecting frame; 51, connecting shaft; 52, first fixing plate; 53, second fixing plate. DETAILED DESCRIPTION

[0012] The utility model will be explained in further detail in combination with the drawings and embodiments, these drawings are all simplified schematic views, only with the schematic way to explain the basic structure of the utility model, therefore it only shows the structure related to the utility model. Figure 3 The right side is the rear side of the utility model, Figure 3 The left side is the front side of the utility model, the direction of the utility model when walking from the rear to the front or walking forward is from the right side to the left side of Figure 3 .

[0013] Referring to Figures 1 to 3The utility model discloses a tractor, which comprises a frame 1, the frame 1 is equipped with a power element (not shown in the drawing) and a gearbox 2, the power element can include a diesel engine, a clutch, and the power element is drivingly connected to the gearbox 2, that is, the diesel engine is drivingly connected to the gearbox 2 through the clutch. The frame 1 is also provided with a braking system and an operating system capable of controlling the power element, the gearbox 2 and the braking system. The braking system and the operating system are common structures in the field of tractors and are well known to those skilled in the art, and thus will not be described here. The output end of the gearbox 2 is provided with a first walking wheel 21, and the rear end of the frame 1 is provided with a first connecting frame 3. The first connecting frame 3 is in the form of a plate as a whole. The gearbox 2 is connected to the frame 1 through the first connecting frame 3, and the gearbox 2 and the first connecting frame 3 are connected through a bolt set. The frame 1 is provided with a steering system, which comprises a direction assembly (not shown in the drawing) and a front axle 4. The direction assembly comprises a steering wheel, a steering engine and other components. The direction assembly is a common structure in the field of tractors and is well known to those skilled in the art, and thus will not be described here. The direction assembly is drivingly connected to the front axle 4. The front axle 4 is provided with a second walking wheel 41 located on the front side of the first walking wheel 21. The first walking wheel 21 and the second walking wheel 41 are each provided with two pieces. The front axle 4 passes through the upper part of the frame 1 and is connected to the frame 1 through a second connecting frame 5. The frame 1 is provided with an avoiding groove 12 recessed from top to bottom and used for avoiding the front axle 4. The second connecting frame 5 comprises a connecting shaft 51 connected to the front axle 4 and passing through the front axle 4 from front to back. The connecting shaft 51 is provided with a first fixing plate 52 at the front end and the rear end. Two first fixing plates 52 are fixedly connected to a second fixing plate 53. The frame 1 is provided with a third fixing plate 11 corresponding to the second fixing plate 53 in a vertical direction. The second fixing plate 53 and the third fixing plate 11 are connected through fasteners. The fasteners can be selected from screws, nuts and pins.

[0014] The tractor provided by the utility model can effectively deal with complex road conditions. When turning is needed, an operator operates the direction assembly, and the front axle 4 is driven by the direction assembly to change the posture of the second walking wheel 41. In the overall structure, the frame 1 is located below the front axle 4, and the first connecting frame 3 is adapted to the connection of the gearbox 2 and the frame 1 located below the front axle 4. Compared with the existing tractor, the frame 1 can be lowered without changing the size of the first walking wheel 21 and the second walking wheel 41, thereby meeting the actual operation requirements. Figure 4 , Figure 4 In the state a, the frame 1, the front axle 4 and the second walking wheel 41 are in the state of the prior art, Figure 4 In the state b, the frame 1, the front axle 4 and the second walking wheel 41 are in the state of the utility model. By comparing the state a with the state b, Figure 4 It can be seen that Figure 4 Figure 4 ​The ground clearance of the middle b of the frame 1 is small. By arranging the second connecting frame 5, the connecting shaft 51, the first fixed plate 52 and the second fixed plate 53 support the front and rear sides of the front axle 4, and the second fixed plate 53 and the third fixed plate 11 realize the stable connection of the front axle 4 and the frame 1.

[0015] The above is only an example and description of the structure of the utility model, and those skilled in the art can make various modifications or supplements or use similar ways to replace the described specific embodiments, as long as they do not deviate from the structure of the utility model or exceed the range defined by the claims of the patent, which shall belong to the protection scope of the utility model.

Claims

1. A field work machine comprising a frame (1) provided with a power unit and a gearbox (2), the power unit being drivingly connected to the gearbox (2), characterized in that: The output end of the gearbox (2) is provided with a first walking wheel (21), the rear end of the vehicle frame (1) is provided with a first connecting frame (3), the gearbox (2) is connected to the vehicle frame (1) through the first connecting frame (3), the vehicle frame (1) is provided with a steering system, the steering system comprises a direction assembly and a front axle (4), the direction assembly is drivingly connected to the front axle (4), the front axle (4) is provided with a second walking wheel (41) located at the front side of the first walking wheel (21), the front axle (4) passes through the upper part of the vehicle frame (1) and is connected to the vehicle frame (1) through a second connecting frame (5).

2. The yarding machine defined in claim 1, wherein: The second connecting frame (5) comprises a connecting shaft (51) connected to the front axle (4) and passing through the front axle (4) from front to back, the connecting shaft (51) is provided with a first fixing plate (52) at the front end and the rear end, two first fixing plates (52) are fixedly connected with a second fixing plate (53), the vehicle frame (1) is provided with a third fixing plate (11) corresponding to the second fixing plate (53) from top to bottom, and the second fixing plate (53) is connected with the third fixing plate (11) through fasteners.

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