Protective device for rotary tillage equipment

Abstract

The utility model discloses a protective device for rotary tillage equipment, which comprises a rotary blade assembly, and a protective box is arranged on the outer side of the rotary blade assembly. When the cover plate is installed and fixed, after the cover plate fixedly provided with the limiting sliding block slides into a proper position along the limiting sliding groove, the rotating column is rotated by 90 degrees, the rotating column drives the rotating block to rotate by 90 degrees, the rotating block rotates by 90 degrees to extrude the contact block to move towards the outer side, and the contact block drives the moving block to move towards the outer side. When the movable block drives the fixed block to move towards the outer side, the fixed block drives the reset spring to stretch towards the outer side, the movable block drives the sliding block and the fixed column to move towards the outer side along the sliding groove, and the fixed column moves towards the outer side into the fixed hole, installation of the cover plate and the protection box is completed, and therefore the beneficial effect that installation and fixation are convenient is achieved. And through cooperative use of the rotating mechanism and the fixing mechanism, the cover plate and the protection box can be rapidly installed and fixed, and the installation time of the protection box is shortened.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural machinery, and particularly relates to a protective device for a rotary tillage device. Background Technique

[0002] Rotary tillage: refers to an agricultural tillage method, usually completed by a rotary tiller; a rotary tiller is an agricultural implement that turns over, breaks, and mixes the soil through rotating blades to achieve the purposes of loosening the soil, weeding, and improving the soil structure; in agricultural production, rotary tillage is often used as a way of land preparation, and is carried out at an appropriate time before sowing or after planting; it can improve the soil fertility and crop yield, and at the same time facilitate the management and operation of farming. Patent application number 202020098632.7 discloses a protective device for a rotary tillage blade, including a main shaft, a plurality of cutting blades are installed on the outer side wall of the main shaft, fixing blocks are detachably connected to both the left and right sides of the main shaft, mounting blocks are detachably connected to the opposite ends of the two fixing blocks, cylinders are installed at the opposite ends of the two mounting blocks, connecting rods are detachably connected to the output ends of the two cylinders, connecting blocks are detachably connected to the rear end faces of the two connecting rods, a protective box is detachably connected to the opposite ends of the two connecting blocks, two notches with diameters larger than the main shaft are opened on both the left and right sides of the protective box, the left and right ends of the main shaft respectively pass through the two notches and extend to the outside of the protective box, and a detachable plate is installed on the front end face of the protective box, thereby improving the safety protection when the rotary tillage device is not in use and avoiding damage to the ground and laborers when moving the device.

[0003] The above-mentioned existing technical solutions have the following defects: when installing the protective box on the outside of the rotary tillage blade, first use the moving component to move the protective box to the surface of the rotary tillage blade, and then fix the front cover with fastening bolts to achieve the effect of protecting the rotary tillage blade. When fixing the front cover, multiple fastening bolts are provided. During the process of fixing with the fastening bolts, tools are needed for fastening, which is time-consuming and laborious, bringing inconvenience to the installation of the protective box, thereby increasing the installation time of the protective box. Content of the Utility Model

[0004] To solve the problems raised in the above background technique, the purpose of the present utility model is to provide a protective device for a rotary tillage device, which has the advantage of being convenient for installation and fixation, and solves the problem that when installing the protective box on the outside of the rotary tillage blade, first use the moving component to move the protective box to the surface of the rotary tillage blade, and then fix the front cover with fastening bolts to achieve the effect of protecting the rotary tillage blade. When fixing the front cover, multiple fastening bolts are provided. During the process of fixing with the fastening bolts, tools are needed for fastening, which is time-consuming and laborious, bringing inconvenience to the installation of the protective box, thereby increasing the installation time of the protective box.

[0005] To achieve the above object, the present utility model provides the following technical solution: a protective device for a rotary tillage device, including a rotary tillage blade assembly, a protective box is arranged outside the rotary tillage blade assembly, limiting sliding grooves are opened on the front side and the rear side on the right side of the protective box, fixing holes are opened on the left side and the right side at the top of the limiting sliding grooves, the number of the fixing holes is several, and several fixing holes are distributed at equal intervals, a limiting sliding block is arranged inside the limiting sliding grooves, a cover plate is fixedly connected to the right side of the limiting sliding block, a rotating mechanism is arranged at the top inside the limiting sliding block, and a fixing mechanism is arranged outside the rotating mechanism;

[0006] The rotating mechanism is used to move the fixing mechanism;

[0007] The fixing mechanism is used to install and fix between the cover plate and the protective box.

[0008] Preferably, the rotating mechanism includes a rotating column and a rotating block, the bottom of the rotating column is fixedly connected to the top of the rotating block, the bottom of the rotating block is fixedly connected to a rotating column, the bottom of the rotating column is movably connected to a base, and the bottom of the base is fixedly connected to the bottom of the inner wall of the limiting sliding block.

[0009] Preferably, the fixing mechanism includes fixing columns and a moving block, the number of the fixing columns is several, and several fixing columns are distributed at equal intervals, the inner sides of the fixing columns are fixedly connected to the outside of the moving block, the bottom of the moving block is fixedly connected to a sliding block, the bottom of the sliding block is slidably connected to a sliding rail, the bottom of the sliding rail is fixedly connected to the bottom of the inner wall of the limiting sliding block, a contact block is fixedly connected to the inner side of the moving block, fixing blocks are fixedly connected to the left side and the right side of the moving block, and a return spring is fixedly connected to the inner side of the fixing block.

[0010] Preferably, a reinforcing plate is fixedly connected to the outside of the top of the moving block, the outside of the bottom of the reinforcing plate is fixedly connected to the inside of the top of the fixing block, and the reinforcing plate is located inside the limiting sliding block.

[0011] Preferably, a reinforcing sleeve is fixedly connected to the bottom of the surface of the rotating column, the bottom of the reinforcing sleeve is fixedly connected to the top of the rotating block, and the reinforcing sleeve is located inside the limiting sliding block.

[0012] Preferably, a wear-resistant sleeve is movably sleeved on the surface of the rotating column, the outside of the wear-resistant sleeve is fixedly connected to the inside of the top of the limiting sliding block, and the wear-resistant sleeve is located on the top of the rotating block.

[0013] Preferably, a rotating disc is fixedly connected to the top of the rotating column, the rotating disc is located on the top of the limiting sliding block, and the material of the rotating disc is hard rubber material.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] 1. When installing and fixing the cover plate of the present utility model, after sliding the cover plate with a limit sliding block fixedly installed along the limit sliding groove to a proper position, rotate the rotating column by 90 degrees. The rotating column drives the rotating block to rotate by 90 degrees. The rotating block rotates by 90 degrees to squeeze the contact block to move outward. The contact block drives the moving block to move outward. The moving block drives the fixing block to move outward. The fixing block drives the return spring to stretch outward. The moving block drives the slider and the fixing column to move outward along the sliding groove. When the fixing column moves outward into the fixing hole, the installation of the cover plate and the protective box is completed. Thus, it has the advantage of being convenient for installation and fixation. Through the combined use of the rotating mechanism and the fixing mechanism, the cover plate and the protective box can be quickly installed and fixed, reducing the installation time of the protective box.

[0016] 2. By setting the rotating mechanism in the present utility model, the fixing mechanism can be moved, avoiding the situation that the fixing mechanism cannot be moved during use, playing a role in facilitating the use of the fixing mechanism and improving the usability of the fixing mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic structural diagram of the present utility model;

[0018] Figure 2 is a perspective view of the protective box of the present utility model;

[0019] Figure 3 is the present utility model Figure 2 enlarged structural diagram at A in;

[0020] Figure 4 is a perspective view of the cover plate of the present utility model;

[0021] Figure 5 is the present utility model Figure 4 enlarged structural diagram at B in;

[0022] Figure 6 is a perspective view of the rotating column of the present utility model.

[0023] In the figure: 1. Rotary tiller knife assembly; 2. Protective box; 3. Limit sliding groove; 4. Fixing hole; 5. Limit sliding block; 6. Cover plate; 7. Rotating mechanism; 71. Rotating column; 72. Rotating block; 73. Rotating column; 74. Base; 8. Fixing mechanism; 81. Fixing column; 82. Moving block; 83. Slider; 84. Slide rail; 85. Contact block; 86. Fixing block; 87. Return spring; 9. Reinforcing plate; 10. Reinforcing sleeve; 11. Wear-resistant sleeve; 12. Rotating disc. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model 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.

[0025] As Figures 1 to 6 shown, a protective device for a rotary tillage device provided by the present utility model includes a rotary tillage blade assembly 1. A protective box 2 is arranged outside the rotary tillage blade assembly 1. Limiting sliding grooves 3 are respectively opened at the front side and the rear side on the right side of the protective box 2. Fixing holes 4 are respectively opened at the left side and the right side at the top of the limiting sliding grooves 3. The number of the fixing holes 4 is several, and the several fixing holes 4 are equidistantly distributed. A limiting sliding block 5 is arranged inside the limiting sliding grooves 3. A cover plate 6 is fixedly connected to the right side of the limiting sliding block 5. A rotating mechanism 7 is arranged at the top inside the limiting sliding block 5. A fixing mechanism 8 is arranged outside the rotating mechanism 7;

[0026] The rotating mechanism 7 is used to move the fixing mechanism 8;

[0027] The fixing mechanism 8 is used to install and fix the cover plate 6 and the protective box 2.

[0028] Referring to Figure 6 , the rotating mechanism 7 includes a rotating column 71 and a rotating block 72. The bottom of the rotating column 71 is fixedly connected to the top of the rotating block 72. The bottom of the rotating block 72 is fixedly connected to a rotating column 73. The bottom of the rotating column 73 is movably connected to a base 74. The bottom of the base 74 is fixedly connected to the bottom of the inner wall of the limiting sliding block 5.

[0029] As a technical optimization scheme of the present utility model, by arranging the rotating mechanism 7, the fixing mechanism 8 can be moved, avoiding the situation that the fixing mechanism 8 cannot be moved during use, playing a role in facilitating the use of the fixing mechanism 8 and improving the usability of the fixing mechanism 8.

[0030] Referring to Figure 6 , the fixing mechanism 8 includes fixing columns 81 and a moving block 82. The number of the fixing columns 81 is several, and the several fixing columns 81 are equidistantly distributed. The inner sides of the fixing columns 81 are fixedly connected to the outside of the moving block 82. The bottom of the moving block 82 is fixedly connected to a slider 83. The bottom of the slider 83 is slidably connected to a slide rail 84. The bottom of the slide rail 84 is fixedly connected to the bottom of the inner wall of the limiting sliding block 5. A contact block 85 is fixedly connected to the inner side of the moving block 82. Fixing blocks 86 are respectively fixedly connected to the left side and the right side of the moving block 82. A return spring 87 is fixedly connected to the inner side of the fixing block 86.

[0031] As a technical optimization solution of the present utility model, by providing a fixing mechanism 8, the fixing between the cover plate 6 and the protection box 2 can be achieved, avoiding the situation where the cover plate 6 and the protection box 2 cannot be quickly installed and fixed, playing a role in quick installation and fixing, and improving the matching effect between the cover plate 6 and the protection box 2.

[0032] Reference Figure 6 , on the outer side of the top of the moving block 82, a reinforcing plate 9 is fixedly connected. On the inner side of the top of the fixing block 86, the outer side of the bottom of the reinforcing plate 9 is fixedly connected. The reinforcing plate 9 is located inside the limit sliding block 5.

[0033] As a technical optimization solution of the present utility model, by providing the reinforcing plate 9, the reinforcement between the moving block 82 and the fixing block 86 can be achieved, avoiding loosening between the moving block 82 and the fixing block 86, playing a role in strengthening the moving block 82 and the fixing block 86, and improving the stability between the moving block 82 and the fixing block 86.

[0034] Reference Figure 6 , at the bottom of the surface of the rotating column 71, a reinforcing sleeve 10 is fixedly connected. At the top of the rotating block 72, the bottom of the reinforcing sleeve 10 is fixedly connected. The reinforcing sleeve 10 is located inside the limit sliding block 5.

[0035] As a technical optimization solution of the present utility model, by providing the reinforcing sleeve 10, the force-bearing area between the rotating column 71 and the rotating block 72 can be increased, avoiding fracture between the rotating column 71 and the rotating block 72, playing a role in increasing the force-bearing area, and improving the stability between the rotating column 71 and the rotating block 72.

[0036] Reference Figure 6 , a wear-resistant sleeve 11 is movably sleeved on the surface of the rotating column 71. Inside the top of the limit sliding block 5, the outer side of the wear-resistant sleeve 11 is fixedly connected. The wear-resistant sleeve 11 is located on the top of the rotating block 72.

[0037] As a technical optimization solution of the present utility model, by providing the wear-resistant sleeve 11, the rotating column 71 can be protected, avoiding wear of the rotating column 71 during rotation, playing a role in protecting the rotating column 71, and improving the durability of the rotating column 71.

[0038] Reference Figure 6 , at the top of the rotating column 71, a rotating disk 12 is fixedly connected. The rotating disk 12 is located on the top of the limit sliding block 5. The material of the rotating disk 12 is hard rubber material.

[0039] As a technical optimization solution of the present utility model, by providing the rotating disk 12, the contact area for rotating the rotating column 71 can be increased, avoiding the situation of difficult rotation of the rotating column 71, playing a role in increasing the contact area, and improving the usability of the rotating column 71.

[0040] Working principle and usage process of the present utility model: When in use, when installing and fixing the cover plate 6, the cover plate 6 fixedly installed with the limit sliding block 5 is slid into a proper position along the limit sliding groove 3, and then the rotating column 71 is rotated by 90 degrees. The rotating column 71 drives the rotating block 72 to rotate by 90 degrees. The rotating block 72 rotates by 90 degrees to squeeze the contact block 85 to move outward. The contact block 85 drives the moving block 82 to move outward. The moving block 82 drives the fixed block 86 to move outward. The fixed block 86 drives the reset spring 87 to stretch outward. The moving block 82 drives the slider 83 and the fixed column 81 to move outward along the sliding groove. When the fixed column 81 moves outward into the fixing hole 4, the installation of the cover plate 6 and the protection box 2 is completed, thus having the advantage of being convenient for installation and fixation.

[0041] In summary, for the protective device of the rotary tillage equipment, through the combined use of the rotary tillage blade assembly 1, the protection box 2, the limit sliding groove 3, the fixing hole 4, the limit sliding block 5, the cover plate 6, the rotating mechanism 7 and the fixing mechanism 8, when installing the protection box on the outside of the rotary tillage blade, first use the moving component to move the protection box to the surface of the rotary tillage blade, and then fix the front cover with fastening bolts to achieve the effect of protecting the rotary tillage blade. When fixing the front cover, multiple fastening bolts are provided. During the process of fixing with the fastening bolts, tools are needed for fastening, which is time-consuming and laborious, bringing inconvenience to the installation of the protection box, thus increasing the installation time of the protection box.

[0042] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or sequence between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0043] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A rotary tillage equipment protection device, comprising a rotary tillage blade assembly (1), characterized in that: A protection box (2) is arranged on the outside of the rotary tiller blade assembly (1), and a limit slide groove (3) is provided on the front side and the rear side of the right side of the protection box (2), and fixing holes (4) are provided on the left and right sides of the top of the limit slide groove (3), and the number of the fixing holes (4) is several, and the several fixing holes (4) are distributed at equal distances, and a limit sliding block (5) is arranged inside the limit slide groove (3), and a cover plate (6) is fixedly connected to the right side of the limit sliding block (5), and a rotating mechanism (7) is arranged on the top of the limit sliding block (5), and a fixing mechanism (8) is arranged on the outside of the rotating mechanism (7); The rotating mechanism (7) is used to move the fixing mechanism (8); The fixing mechanism (8) is used to install and fix the cover plate (6) and the protection box (2).

2. A rotary tillage equipment protection device according to claim 1, characterized in that: The rotating mechanism (7) comprises a rotating column (71) and a rotating block (72); the bottom of the rotating column (71) is fixedly connected to the top of the rotating block (72); the bottom of the rotating block (72) is fixedly connected to a rotating column (73); the bottom of the rotating column (73) is movably connected to a base (74); the bottom of the base (74) is fixedly connected to the bottom of the inner wall of the limiting sliding block (5).

3. A rotary tillage equipment protection device according to claim 1, characterized in that: The fixing mechanism (8) comprises a fixing column (81) and a moving block (82). The number of the fixing columns (81) is several, and the several fixing columns (81) are distributed at equal distances. The inner side of the fixing column (81) is fixedly connected to the outer side of the moving block (82). The bottom of the moving block (82) is fixedly connected to a slider (83). The bottom of the slider (83) is slidably connected to a slide rail (84). The bottom of the slide rail (84) is fixedly connected to the bottom of the inner wall of the limit sliding block (5). The inner side of the moving block (82) is fixedly connected to a contact block (85). The left and right sides of the moving block (82) are fixedly connected to fixing blocks (86). The inner side of the fixing block (86) is fixedly connected to a return spring (87).

4. A rotary tillage equipment protection device according to claim 3, characterized in that: The outer side of the top of the moving block (82) is fixedly connected to a reinforcing plate (9), the outer side of the bottom of the reinforcing plate (9) is fixedly connected to the inner side of the top of the fixed block (86), and the reinforcing plate (9) is located inside the limiting sliding block (5).

5. A rotary tillage equipment protection device according to claim 2, characterized in that: A reinforcing sleeve (10) is fixedly connected to the bottom of the surface of the rotating column (71), the bottom of the reinforcing sleeve (10) is fixedly connected to the top of the rotating block (72), and the reinforcing sleeve (10) is located inside the limiting sliding block (5).

6. A rotary tillage equipment protection device according to claim 2, characterized in that: The surface movable sleeve of the rotating column (71) is provided with a wear-resistant sleeve (11), the outer side of the wear-resistant sleeve (11) is fixedly connected to the inside of the top of the limiting sliding block (5), and the wear-resistant sleeve (11) is located at the top of the rotating block (72).

7. A rotary tillage equipment protection device according to claim 2, characterized in that: The top of the rotating column (71) is fixedly connected with a rotating disk (12), the rotating disk (12) is located on the top of the limiting sliding block (5), and the material of the rotating disk (12) is hard rubber.

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