Crawler device of harvester

Abstract

The utility model discloses a harvester caterpillar band device which comprises an installation frame, a caterpillar band body is installed on the installation frame, an anti-skid block is arranged on the outer side surface of the caterpillar band body, and anti-skid teeth are arranged on the outer side surface of the anti-skid block. According to the crawler belt, when the crawler belt body makes contact with an uneven road surface, the guide wheels on the connecting frames can be extruded, the guide wheels can extrude the springs between the connecting frames and the pressing plates, the springs are promoted to deform, vibration produced by the crawler belt body can be absorbed, the springs can be limited through the dampers between the pressing plates and the connecting boxes, and therefore the vibration of the crawler belt body is reduced. And the springs return to the balance points, so that the track body on the mounting frame can be effectively buffered and damped, vibration generated when the track body runs on a road surface with poor road conditions is relieved, adverse effects caused by the vibration on the track body are reduced, a machine can be buffered and damped, bumping generated when the machine runs is reduced, and the service life of the machine is prolonged. And therefore, the stability of the machine during operation can be conveniently kept.

Description

Technical Field

[0001] The utility model relates to the technical field of crawler devices, in particular to a harvester crawler device. Background Art

[0002] At present, the combine harvesters widely used in China are wheeled combine harvesters. The main disadvantage of this type of harvester is that the traveling wheels exert a strong pressure on the ground, causing serious damage to the soil, and it is impossible to harvest rice in wet rice fields. In order to solve this technical problem, people invented a harvester with a crawler device.

[0003] The existing Chinese patent with announcement number CN206856826U discloses a harvester crawler device, and the key points of its technical solution are: it includes a crawler, a crawler driving gear, a crawler load-bearing wheel, and a crawler bracket. The inner side of the crawler has two rows of inner teeth equidistantly distributed, the gear teeth of the driving gear are axial protrusions located on the edges of both sides of the gear, the crawler bracket and the harvester chassis are an integral assembly structure, and the crawler load-bearing wheel is assembled on the crawler bracket; the utility model has a simple structure, light weight, a high degree of universal technology, a large contact area with the ground, reduces the ground pressure of the crawler device, has strong anti-skid performance, and double-tooth transmission increases the matching degree between the driving gear and the crawler. The stable transmission of the crawler device makes the operation of the harvester more stable, the device is quick to assemble, easy to replace, and has a long service life.

[0004] The above-mentioned existing technical solutions have the following defects: although the above-mentioned technical solutions have a high degree of universal technology, a large contact area with the ground, reduce the ground pressure of the crawler device, and have strong anti-skid properties, the above-mentioned technical solutions lack a buffer mechanism for buffering. When driving on a road with poor road conditions, the machine will cause greater bumps, which can easily reduce its stability. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a harvester crawler device, which has the advantages of a buffer mechanism for buffering the equipment and high stability, thereby solving the problems in the above-mentioned background technology.

[0007] (II) Technical solution

[0008] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a harvester crawler device comprises a mounting frame, a crawler body is mounted on the mounting frame, and the outer surface of the crawler body is provided with an anti-slip block, the outer surface of the anti-slip block is provided with anti-slip teeth, the front end surface and the rear end surface of the mounting frame are provided with a connecting box, and a pressure plate is provided inside the connecting box, a damper is installed between the pressure plate and the connecting box, a connecting frame is penetrated through the bottom surface of the connecting box, and a guide wheel is provided on the connecting frame below the connecting box, a spring is provided between the connecting frame and the pressure plate, limit blocks are provided on both side surfaces of the pressure plate, and one end of the limit block extends to the inside of the limit groove opened on both sides of the inner wall of the connecting box.

[0009] Preferably, an inspection plate is provided on the front end surface of the connection box, and the inspection plate is fixedly connected to the connection box by screws.

[0010] Preferably, the area of ​​the pressing plate is smaller than the area of ​​the connection box.

[0011] Preferably, the guide wheel abuts against the track body.

[0012] Preferably, the limiting block is slidably connected to the limiting groove.

[0013] Preferably, there are a plurality of anti-sliding blocks, and the plurality of anti-sliding blocks are evenly distributed on the outer surface of the track body, and there are a plurality of anti-slip teeth, and the plurality of anti-slip teeth are evenly distributed on the anti-sliding blocks.

[0014] Preferably, a plurality of connection boxes are provided, and the plurality of connection boxes are evenly distributed on the front end surface and the rear end surface of the mounting frame.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a harvester crawler device, which has the following beneficial effects:

[0017] (1) In the utility model, the crawler body on the mounting frame is mounted on the harvester and can be used. When the crawler body contacts an uneven road surface, it will squeeze the guide wheel on the connecting frame, and the guide wheel will squeeze the spring between the connecting frame and the pressure plate, causing the spring to deform, thereby absorbing the vibration generated by the crawler body. Then, by using a damper between the pressure plate and the connecting box, the spring can be limited so that the spring returns to the balance point, thereby effectively buffering and absorbing the vibration of the crawler body on the mounting frame, reducing the vibration generated by the crawler body when driving on a road with poor road conditions, and reducing the adverse effects of the vibration on it, thereby buffering and absorbing the vibration of the machine, reducing the bumps generated by the machine when driving, and facilitating the maintenance of the stability of the machine during operation.

[0018] (2) In the present invention, the pressure plate can be limited by the use of limit blocks and limit grooves, so as to maintain the stability of the pressure plate during movement. The use of anti-slip blocks and anti-skid teeth on the outer surface of the track body can effectively increase the friction between the track body and the ground, thereby improving the anti-skid effect of the track body and avoiding the track body from slipping during use, thereby maintaining the normal use of the track body. The use of connecting boxes, pressure plates, dampers, springs, connecting frames and guide wheels can also reduce the impact force generated by the direct contact between the track body and the ground, thereby reducing the wear of the track body and extending its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a structural schematic diagram of the harvester crawler device proposed by the utility model;

[0021] Figure 2 It is an enlarged view of A of the harvester crawler device proposed by the utility model;

[0022] Figure 3 It is a front view of the harvester crawler device proposed by the utility model;

[0023] Figure 4 The utility model discloses a schematic diagram of the structure of the anti-slip block and the anti-slip teeth of the harvester crawler device.

[0024] Legend:

[0025] 1. Mounting frame; 2. Track body; 3. Connecting box; 4. Anti-slip block; 5. Anti-slip teeth; 6. Pressure plate; 7. Spring; 8. Connecting frame; 9. Guide wheel; 10. Damper; 11. Limiting groove; 12. Limiting block; 13. Inspection plate. DETAILED DESCRIPTION

[0026] 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.

[0027] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, and 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, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it 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 an indirect connection through an intermediate medium, or it can be a communication between the two elements. 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.

[0028] Please refer to Figure 1-4 The harvester crawler device comprises a mounting frame 1, on which a crawler body 2 is mounted, and an anti-slip block 4 is provided on the outer surface of the crawler body 2, and an anti-slip tooth 5 is provided on the outer surface of the anti-slip block 4, and a connecting box 3 is provided on the front and rear surfaces of the mounting frame 1, and a pressure plate 6 is provided inside the connecting box 3, and a damper 10 is installed between the pressure plate 6 and the connecting box 3, a connecting frame 8 is penetrated through the bottom surface of the connecting box 3, and a guide wheel 9 is provided on the connecting frame 8 below the connecting box 3, a spring 7 is provided between the connecting frame 8 and the pressure plate 6, and limit blocks 12 are provided on both side surfaces of the pressure plate 6, and one end of the limit block 12 extends to the inside of the limit groove 11 opened on both sides of the inner wall of the connecting box 3, wherein the crawler body 2 on the mounting frame 1 is mounted on the harvester, In use, when the track body 2 contacts an uneven road surface, it will squeeze the guide wheel 9 on the connecting frame 8, and the guide wheel 9 will squeeze the spring 7 between the connecting frame 8 and the pressure plate 6, causing the spring 7 to deform, thereby absorbing the vibration generated by the track body 2, and then by using the damper 10 between the pressure plate 6 and the connecting box 3, the spring 7 can be limited so that the spring 7 returns to the balance point, thereby effectively buffering and damping the track body 2 on the mounting frame 1, reducing the vibration generated by the track body 2 when traveling on a road with poor road conditions, and reducing the adverse effects of the vibration on it, thereby buffering and damping the machine, reducing the bumps generated by the machine when traveling, thereby facilitating the maintenance of the stability of the machine during operation.

[0029] In one embodiment, an inspection plate 13 is provided on the front surface of the connection box 3, and the inspection plate 13 is fixedly connected to the connection box 3 by screws, wherein the components in the connection box 3 can be maintained and inspected by loosening the screws and removing the inspection plate 13.

[0030] In one embodiment, the area of ​​the pressing plate 6 is smaller than the area of ​​the connection box 3 , so that the pressing plate 6 can be easily moved in the connection box 3 .

[0031] In one embodiment, the guide wheel 9 is in contact with the track body 2, and the use of the connecting box 3, the pressure plate 6, the damper 10, the spring 7, the connecting frame 8 and the guide wheel 9 can also reduce the impact force generated by the direct contact between the track body 2 and the ground, thereby reducing the wear of the track body 2 and helping to extend its service life.

[0032] In one embodiment, the limiting block 12 is slidably connected to the limiting groove 11, wherein the pressing plate 6 can be limited by using the limiting block 12 and the limiting groove 11, so as to facilitate maintaining the stability of the pressing plate 6 during the movement.

[0033] In one embodiment, a plurality of anti-slip blocks 4 are provided, and the plurality of anti-slip blocks 4 are evenly distributed on the outer surface of the track body 2; a plurality of anti-slip teeth 5 are provided, and the plurality of anti-slip teeth 5 are evenly distributed on the anti-slip blocks 4. By using the anti-slip blocks 4 and the anti-slip teeth 5 on the outer surface of the track body 2, the friction between the track body 2 and the ground can be effectively increased, thereby improving the anti-slip effect of the track body 2 and preventing the track body 2 from slipping during use, thereby facilitating the normal use of the track body 2.

[0034] In one embodiment, a plurality of connection boxes 3 are provided, and the plurality of connection boxes 3 are evenly distributed on the front end surface and the rear end surface of the mounting frame 1 .

[0035] Working principle:

[0036] When in use, the crawler body 2 on the mounting frame 1 is mounted on the harvester and it can be used. When the crawler body 2 contacts an uneven road surface, it will squeeze the guide wheel 9 on the connecting frame 8, and the guide wheel 9 will squeeze the spring 7 between the connecting frame 8 and the pressure plate 6, causing the spring 7 to deform, so that the vibration produced by the crawler body 2 can be absorbed. Then, by using the damper 10 between the pressure plate 6 and the connecting box 3, the spring 7 can be limited so that the spring 7 returns to the balance point, thereby effectively buffering and reducing the vibration of the crawler body 2 on the mounting frame 1, reducing the vibration generated by the crawler body 2 when driving on a road with poor road conditions, reducing the adverse effects of the vibration on it, thereby buffering and reducing the vibration of the machine, and reducing the vibration caused by the machine when driving. Bumps, so as to maintain the stability of the machine during operation, wherein the limit block 12 and the limit groove 11 can be used to limit the pressure plate 6, so as to maintain the stability of the pressure plate 6 during movement, wherein the anti-slip block 4 and the anti-skid teeth 5 on the outer surface of the track body 2 can effectively increase the friction between the track body 2 and the ground, thereby improving the anti-skid effect of the track body 2 and avoiding the track body 2 from slipping during use, so as to maintain the normal use of the track body 2, wherein the use of the connecting box 3, the pressure plate 6, the damper 10, the spring 7, the connecting frame 8 and the guide wheel 9 can also reduce the impact force generated by the direct contact between the track body 2 and the ground, thereby reducing the wear of the track body 2, which is beneficial to extend its service life.

[0037] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A harvester crawler device, comprising a mounting frame (1), characterized in that: A crawler body (2) is mounted on the mounting frame (1), and an anti-sliding block (4) is provided on the outer surface of the crawler body (2), and anti-slip teeth (5) are provided on the outer surface of the anti-sliding block (4). A connecting box (3) is provided on the front and rear surfaces of the mounting frame (1), and a pressure plate (6) is provided inside the connecting box (3). A damper (10) is installed between the pressure plate (6) and the connecting box (3). A connecting frame (8) is provided through the bottom surface of the connecting box (3), and a guide wheel (9) is provided on the connecting frame (8) below the connecting box (3). A spring (7) is provided between the connecting frame (8) and the pressure plate (6). Limit blocks (12) are provided on both side surfaces of the pressure plate (6), and one end of the limit block (12) extends to the inside of a limit groove (11) provided on both sides of the inner wall of the connecting box (3).

2. The harvester crawler device according to claim 1, characterized in that: The front end surface of the connection box (3) is provided with an inspection plate (13), and the inspection plate (13) is fixedly connected to the connection box (3) by means of screws.

3. The harvester crawler device according to claim 1, characterized in that: The area of ​​the pressing plate (6) is smaller than the area of ​​the connection box (3).

4. The harvester crawler device according to claim 1, characterized in that: The guide wheel (9) is in contact with the crawler body (2).

5. The harvester crawler device according to claim 1, characterized in that: The limiting block (12) is slidably connected to the limiting groove (11).

6. The harvester crawler device according to claim 1, characterized in that: There are a plurality of anti-sliding blocks (4), and the plurality of anti-sliding blocks (4) are evenly distributed on the outer surface of the track body (2); there are a plurality of anti-sliding teeth (5), and the plurality of anti-sliding teeth (5) are evenly distributed on the anti-sliding blocks (4).

7. The harvester crawler device according to claim 1, characterized in that: A plurality of connection boxes (3) are provided, and the plurality of connection boxes (3) are evenly distributed on the front end surface and the rear end surface of the mounting frame (1).

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