Antiskid land wheel

Abstract

The utility model discloses an anti-skid land wheel, and particularly relates to the technical field of seeding machine equipment. The land wheel part comprises a wheel body and a moving ring arranged in the wheel body, the outer part of the moving ring is provided with an extension arm and is rotationally connected with a plurality of connecting rods, and the plurality of connecting rods and the extension arm are distributed in an annular array; the ends, away from the moving ring, of the connecting rods and the extending arms are rotationally connected with clamping jaws. Through eccentric movement of the eccentric circular plate, the eccentric circular plate can drive the moving ring to move, the distance between the moving ring and the wheel body is adjusted, when the moving ring is close to the wheel body, the moving ring pushes the connecting rod which is rotationally connected to move outwards, and then the connecting rod pushes the clamping jaw which is rotationally connected to move outwards; when the moving ring is far away from the wheel body, the moving ring drives the connecting rod and the clamping jaw which are rotationally connected to move inwards into the wheel body, so that straw winding can be avoided, and the ground wheel is prevented from sliding.

Description

TECHNICAL FIELD

[0001] The utility model relates to seeding machine equipment technical field more specifically, it is an anti -skidding ground wheel. BACKGROUND

[0002] In the operation process of the seeding machine, the ground wheel contacts with the ground and is subjected to the friction force of the ground. When the seeding machine advances, the ground wheel rotates with the movement of the machine, and the rotating power can be transmitted to other working components of the seeding machine, such as the seed metering device and the fertilizer applying device, so that they can operate normally.

[0003] As shown in the prior art with publication number CN220755464U, although the rear wheel in the prior art is installed at the rear end of the seeding beam through two U-plate type rear wheel arms, the rear wheel is pressed in the furrow after seeding through the elastic supporting rod, which plays a role of compacting on one hand, and can be used as a driving wheel of the seed metering device on the other hand. The rear wheel drives the seed metering device to rotate through the transmission shaft and the chain transmission mechanism to realize the seeding operation. However, the driving power of the seed metering device in the prior art comes from the rear wheel, which is one of the important components of the seeding machine. Its role is to transmit the power to the seed metering device of the seeding machine through the rolling of the rear wheel, so as to achieve the synchronization of the walking speed of the tractor and the seeding speed, and then achieve the purpose of uniform seeding and reducing the rate of reseeding and missing seeding. Therefore, the rear wheel is an important working component for the seeding machine to realize high-quality seeding. However, during the operation of the seeding machine, especially in the case of no-tillage seeding, the rear wheel usually slips, especially at high speed, which makes the seeding machine unable to realize high-quality seeding, and even causes the phenomenon of missing seedling and broken ridge, which seriously affects the operation quality of the seeding machine. SUMMARY

[0004] Therefore, the utility model provides an anti -skidding ground wheel to solve the problem that the seeding machine cannot realize high -quality seeding due to the existence of the rear wheel slip phenomenon in the prior art, even the phenomenon of missing seedling and broken ridge, which seriously affects the operation quality of the seeding machine.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: an anti -skidding ground wheel, which comprises a ground wheel part;

[0006] The ground wheel part comprises a wheel body and a moving ring arranged in the wheel body, the moving ring is externally provided with an extension arm and a plurality of connecting rods rotatably connected, and the plurality of connecting rods and the extension arm are arranged in a ring array;

[0007] The connecting rod and the extension arm are rotatably connected with a pawl at one end away from the moving ring, and a side of the wheel body corresponding to the pawl is provided with an outlet, and the pawl is rotatably connected with the inner side wall of the wheel body at one end away from the outlet.

[0008] Further, the wheel body is internally provided with a center ring, the center ring is internally provided with a center circular plate, the center circular plate is provided with an eccentric circular plate in front, and the moving ring is sleeved outside the eccentric circular plate.

[0009] Further, the center ring is externally provided with a plurality of spokes, the plurality of spokes are arranged in a ring array, and the ends of the spokes away from the center ring are fixed to the inner wall of the wheel body.

[0010] Further, the center circular plate is provided with a counterweight plate at the bottom of the rear end, the counterweight plate is provided with an assembly ring at the top, the assembly ring is sleeved at the top of the rear end of the center circular plate, and the assembly ring is externally provided with a positioning piece for fixing the counterweight plate.

[0011] Further, the positioning piece comprises two assembly plates, the two assembly plates are respectively arranged at the two sides of the bottom end of the assembly ring, the assembly plate is provided with a connecting plate at the bottom, and the connecting plate is arranged at the top of the counterweight plate corresponding to one side of the assembly plate.

[0012] The assembly plate is provided with a fastening bolt at the top, the fastening bolt penetrates through the assembly plate and extends to the inside of the connecting plate, and the fastening bolt is threadedly connected with the connecting plate.

[0013] Further, the counterweight plate is internally provided with a storage cavity at the bottom end, and the storage cavity is internally provided with a plurality of counterweight balls.

[0014] Further, the counterweight plate is provided with a material hole at the front side of the bottom end, and the material hole is internally threadedly connected with a sealing plug.

[0015] Further, the counterweight plate is provided with a limiting ring at the front and rear sides, and the limiting ring is sleeved outside the center circular plate.

[0016] The utility model has the advantages of:

[0017] 1. The eccentric circular plate can drive the moving ring to displace through the eccentric movement of the eccentric circular plate, and the distance between the moving ring and the wheel body is adjusted, when the moving ring is close to the wheel body, the moving ring pushes the rotatingly connected connecting rod to move outward, the connecting rod pushes the rotatingly connected claw to move outward, the claw moves outward through the outlet to the outside of the wheel body, the claw contacts the ground to enhance the stability, when the moving ring moves away from the wheel body, the moving ring drives the rotatingly connected connecting rod and claw to move inward to the inside of the wheel body, so that the straw winding is avoided, the ground wheel slip is prevented, the working effect and the working efficiency are improved, and the high-quality seeding operation of the seeding machine is realized.

[0018] 2. By sleeving the counterweight plate outside the center circular plate and placing multiple counterweight balls inside the counterweight plate, the counterweight plate can be naturally lowered by gravity, so that the center of gravity of the wheel body can be kept at a relatively low and stable position, and the stable center of gravity can make the pressure distribution between the wheel body and the contact surface uniform, thereby effectively enhancing the friction between the wheel body and the contact surface, achieving the effect of enhancing stability and preventing skidding.

[0019] 3. By threadedly connecting the packaging plug and the material hole, the packaging plug can be separated from the material hole by rotating, so that the counterweight balls can be taken out through the material hole for replacement, improving the convenience of maintaining or replacing the counterweight balls. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only exemplary, and for those skilled in the art, other drawings can be obtained from the provided drawings without creative labor.

[0021] The structures, proportions, sizes, etc. shown in the specification are only used to cooperate with the content disclosed in the specification, so that those skilled in the art can understand and read, and are not used to limit the implementation conditions of the present application, so they do not have technical significance. Any modification of structure, change of proportion relationship or adjustment of size, without affecting the effects and purposes that can be achieved by the present application, should still fall within the scope of the technical content disclosed by the present application.

[0022] Figure 1 is a schematic diagram of the overall structure of the present application;

[0023] Figure 2 is a perspective view of the wheel body of the present application;

[0024] Figure 3 is a perspective view of the center circular plate of the present application;

[0025] Figure 4 is a front view of the moving ring of the present application;

[0026] Figure 5 is a side view of the counterweight plate of the present application;

[0027] Figure 6 is a front view of the counterweight plate of the present application;

[0028] Figure 7 is a sectional view of the counterweight plate of the present application.

[0029] In the diagram: 1. Wheel body; 2. Moving ring; 3. Extending arm; 4. Connecting rod; 5. Claw; 6. Extending opening; 7. Center ring; 8. Center circular plate; 9. Eccentric circular plate; 10. Spoke; 11. Counterweight plate; 12. Storage chamber; 13. Counterweight ball; 14. Material hole; 15. Sealing plug; 16. Assembly ring; 17. Assembly plate; 18. Connecting plate; 19. Fastening bolt; 20. Limiting ring. Detailed Implementation

[0030] The following specific embodiments illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0031] Refer to the instruction manual appendix Figures 1-7 This utility model provides an anti-slip floor wheel, including a floor wheel component;

[0032] The wheel assembly includes a wheel body 1 and a movable ring 2 located inside the wheel body 1. An extension arm 3 is mounted on the outside of the movable ring 2 and is rotatably connected to multiple connecting rods 4, which are arranged in a circular array. The ends of the connecting rods 4 and the extension arms 3 away from the movable ring 2 are rotatably connected to pawls 5, and the wheel body 1 has an extension opening 6 on the side corresponding to the pawl 5. The end of the pawl 5 away from the extension opening 6 is rotatably connected to the inner wall of the wheel body 1. A central ring 7 is provided inside the wheel body 1, and a central circular plate 8 is installed inside the central ring 7. An eccentric circular plate 9 is installed on the front side of the central circular plate 8. The movable ring 2 is sleeved on the outside of the eccentric circular plate 9. Multiple spokes 10 are installed on the outside of the central ring 7, which are arranged in a circular array, and the ends of the spokes 10 away from the central ring 7 are fixed to the inner wall of the wheel body 1.

[0033] In use, the central ring 7 and the wheel body 1 are connected as one unit by multiple spokes 10, which can enhance the overall structural stability. Furthermore, the connection between the central circular plate 8, the central ring 7, and the eccentric circular plate 9 allows the central circular plate 8 to rotate together with the wheel body 1 and the eccentric circular plate 9 when the seeder rotates.

[0034] Wherein, due to the eccentric circular plate 9 eccentric motion with the center circular plate 8, so that the eccentric circular plate 9 can drive the displacement of the moving ring 2, and thus adjust the spacing between the moving ring 2 and the wheel body 1, when the moving ring 2 close to the wheel body 1, the moving ring 2 push the rotating connection of the connecting rod 4 out, the connecting rod 4 in turn push the rotating connection of the claw 5 out, so that the claw 5 through the outlet 6 out of the wheel body 1 outside, and make the claw 5 contact with the ground to enhance the stability, while the moving ring 2 away from the wheel body 1, the moving ring 2 drive the rotating connection of the connecting rod 4 and the claw 5 inside to the wheel body 1 inside, so as to avoid the straw winding and prevent the wheel slip.

[0035] At the same time, in order to ensure the stability of the structure of the wheel body 1, it is necessary to ensure the stability of the center of gravity of the wheel body 1, such as Figure 1 、 5 , 6 and 7, the center circular plate 8 rear end bottom is provided with the counterweight plate 11, the counterweight plate 11 bottom end inside is provided with the storage cavity 12, and the storage cavity 12 inside is provided with a plurality of counterweight balls 13, the counterweight plate 11 bottom end front side is provided with the material hole 14, and the material hole 14 inside is screw connected with the sealing plug 15, by the counterweight plate 11 activity sleeve is installed in the outside of the center circular plate 8, and a plurality of counterweight balls 13 are placed in the counterweight plate 11, so that the counterweight plate 11 can be naturally drooping by gravity, so that the center of gravity of the wheel body 1 can always keep in a relatively low and stable position, and the stable center of gravity makes the pressure distribution between the wheel body 1 and the contact surface uniform, thereby effectively enhancing the friction between the wheel body 1 and the contact surface, realizing the effect of enhancing stability and anti slip, at the same time, by the screw connection of the sealing plug 15 and the material hole 14, the staff can rotate the sealing plug 15 and separate the material hole 14, so as to facilitate the staff to take out the counterweight ball 13 through the material hole 14 for replacement, so as to ensure the use performance of the counterweight ball 13.

[0036] Because of the above structure will appear after repeated use of wear, and then need to be convenient to disassemble the counterweight plate 11 for maintenance, such as Figures 5-7As shown, the top of the counterweight plate 11 is provided with an assembly ring 16, the assembly ring 16 is sleeved on the top of the rear end of the center circular plate 8, the outside of the assembly ring 16 is provided with a positioning piece for fixing the counterweight plate 11, the positioning piece includes two assembly plates 17, the two assembly plates 17 are respectively installed on both sides of the bottom end of the assembly ring 16, the bottom of the assembly plate 17 is provided with an adapter plate 18, the adapter plate 18 is installed on the top of the counterweight plate 11 corresponding to one side of the assembly plate 17; the top of the assembly plate 17 is provided with a fastening bolt 19, and the bottom end of the fastening bolt 19 penetrates through the assembly plate 17 and extends to the inside of the adapter plate 18, the fastening bolt 19 is screwed with the adapter plate 18, by sleeving the assembly ring 16 on the outside of the corresponding end of the center circular plate 8 corresponding to the counterweight plate 11, and making the assembly plate 17 correspond to the adapter plate 18, and then assembling the assembly plate 17 and the adapter plate 18 together through the fastening bolt 19, so that the assembly plate 17 and the counterweight plate 11 can be assembled into one, so as to facilitate the assembly of the counterweight plate 11 on the outside of the center circular plate 8, and at the same time, by the mounting mode of the fastening bolt 19, the staff can disassemble the fastening bolt 19 to separate the assembly ring 16 and the counterweight plate 11, so that the counterweight plate 11 can be removed for maintenance.

[0037] At the same time, in order to avoid the displacement of the counterweight plate 11 and affect the stability of the center of gravity, it is necessary to limit the counterweight plate 11, such as Figure 5 As shown, the front and rear sides of the counterweight plate 11 are provided with limiting rings 20, the limiting rings 20 are sleeved on the outside of the center circular plate 8, through the front and rear limiting of the two limiting rings 20, the counterweight plate 11 can be fixed between the two limiting rings 20, realizing the limiting effect of the counterweight plate 11, avoiding the displacement of the counterweight plate 11.

[0038] Although the utility model has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, these modifications or improvements made on the basis of not deviating from the spirit of the utility model, all belong to the scope of protection required by the utility model.

Claims

1. A non-slip ground wheel, characterized by: The utility model provides a ground wheel spare, including wheel body (1) and the mobile ring (2) of being located inside wheel body (1), the mobile ring (2) outside installation has the protruding arm (3) and rotates and is connected with a plurality of connecting rods (4), and a plurality of connecting rods (4) and protruding arm (3) are annular array distribution, The connecting rod (4) and the protruding arm (3) are rotatably connected with the claw (5) at one end away from the mobile ring (2), and the wheel body (1) is provided with an outlet (6) on the side corresponding to the claw (5), and the claw (5) is rotatably connected with the inner side wall of the wheel body (1) at one end away from the outlet (6). The wheel body (1) is provided with a center ring (7) inside, the center ring (7) is provided with a center circular plate (8) inside, the center circular plate (8) is provided with an eccentric circular plate (9) on the front side, and the mobile ring (2) is sleeved outside the eccentric circular plate (9).

2. The non-slip floor wheel of claim 1, wherein: The center ring (7) is provided with a plurality of spokes (10) outside, the plurality of spokes (10) are annular array distribution, and one end of the spoke (10) away from the center ring (7) is fixed with the inner wall of the wheel body (1).

3. The non-slip floor wheel of claim 2, wherein: The center circular plate (8) is provided with a counterweight plate (11) at the bottom of the rear end, the counterweight plate (11) is provided with a storage cavity (12) inside the bottom end, and a plurality of counterweight balls (13) are arranged in the storage cavity (12).

4. The non-slip floor wheel of claim 2, wherein: The counterweight plate (11) is provided with a material hole (14) on the front side of the bottom end, and the material hole (14) is threadedly connected with a sealing plug (15) inside.

5. The non-slip floor wheel of claim 4, wherein: The counterweight plate (11) is provided with an assembly ring (16) on the top, the assembly ring (16) is sleeved on the top of the rear end of the center circular plate (8), and the assembly ring (16) is provided with a positioning member for fixing the counterweight plate (11) outside.

6. The non-slip floor wheel of claim 4, wherein: The positioning member includes two assembly plates (17), the two assembly plates (17) are respectively arranged on the two sides of the bottom end of the assembly ring (16), the assembly plate (17) is provided with a link plate (18) on the bottom, and the link plate (18) is arranged on the side of the top of the counterweight plate (11) corresponding to the assembly plate (17).

7. The non-slip floor wheel of claim 6, wherein: The assembly plate (17) is provided with a fastening bolt (19) on the top, the fastening bolt (19) penetrates through the assembly plate (17) and extends into the link plate (18) at the bottom end, and the fastening bolt (19) is threadedly connected with the link plate (18). The counterweight plate (11) is provided with a limiting ring (20) on the front and rear sides, and the limiting ring (20) is sleeved outside the center circular plate (8).

8. The non-slip floor wheel of claim 4, wherein: ​

Images