CN114919329A - Wheel assembly suitable for agricultural machinery uses - Google Patents
Wheel assembly suitable for agricultural machinery uses Download PDFInfo
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- CN114919329A CN114919329A CN202210611802.0A CN202210611802A CN114919329A CN 114919329 A CN114919329 A CN 114919329A CN 202210611802 A CN202210611802 A CN 202210611802A CN 114919329 A CN114919329 A CN 114919329A
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- opening
- hinge
- shuts
- opens
- opened
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
Abstract
A wheel assembly suitable for agricultural machinery relates to the technical field of vehicle wheels. The mounting base is cylindrical, and the inner end of the mounting base is connected with a mounting flange of a traveling wheel of an agricultural machine through a bolt and a nut; the periphery of the mounting seat is provided with a mechanical rim, and the mechanical rim comprises a plurality of opening and closing bodies which are annularly arranged along the circumferential direction; the body that opens and shuts includes that the hinge is opened on a left side and the hinge is opened on the right side, and it is articulated between the outside limit of the hinge is opened on a left side and the hinge is opened on the right side, and the hinge is opened on a left side and the hinge is opened on the right side to both sides time section is the U-shaped, install the actuating mechanism that opens and shuts between mount pad and the body that opens and shuts, actuating mechanism that opens and shuts is used for the drive to rotate to the body that opens and shuts of below to both sides open and support subaerial and drive the body that opens and shuts that breaks away from ground is closed. The invention can effectively reduce the damage to branches, leaves and fruits of crops during the operation of agricultural machinery.
Description
Technical Field
The invention relates to the technical field of vehicle wheels, in particular to a wheel assembly suitable for agricultural machinery.
Background
With the development of science and technology, agricultural machinery (such as pesticide spraying machines, weeding machines and harvesters) is more and more widely applied, tires are adopted as walking wheels in the agricultural machinery in the prior art, the width of the tires is designed to be generally wide in order to ensure the bearing capacity, the tires can continuously extend towards two sides in the growth process of crops, when the agricultural machinery works, the wide tires easily cause great damage to branches, leaves and fruits of the crops, the yield of the crops is influenced, and meanwhile, huge resource waste is caused.
Disclosure of Invention
The invention aims to provide a wheel assembly suitable for agricultural machinery, which can effectively solve the problems in the background technology.
The technical scheme for realizing the purpose is as follows: the utility model provides a wheel assembly suitable for agricultural machinery uses which characterized in that: the mounting base is cylindrical, and the inner end of the mounting base is connected with a mounting flange of a traveling wheel of the agricultural machine through a bolt and a nut;
the mechanical wheel rim is arranged on the periphery of the mounting seat and comprises a plurality of opening and closing bodies which are annularly arranged along the circumferential direction;
the body that opens and shuts includes that the hinge is opened on a left side and the hinge is opened on the right side, and it is articulated between the outside limit of the hinge is opened on a left side and the hinge is opened on the right side, and the hinge is opened on a left side and the hinge is opened on the right side to both sides time section is the U-shaped, install the actuating mechanism that opens and shuts between mount pad and the body that opens and shuts, actuating mechanism that opens and shuts is used for the drive to rotate to the body that opens and shuts of below to both sides open and support subaerial and drive the body that opens and shuts that breaks away from ground is closed.
Furthermore, the opening and closing driving mechanism comprises a cam arranged in the mounting seat and a plurality of opening and closing drivers corresponding to the number of the opening and closing bodies, the cam axially penetrates through the mounting seat and an agricultural machine walking wheel mounting flange to be fixed with a chassis or a drive axle housing of an agricultural machine, the cam is in clearance fit with the mounting seat and an agricultural machine walking wheel, a protruding part of the cam is vertically downward, and the opening and closing drivers are respectively arranged between the mounting seat and the corresponding opening and closing bodies;
the opening and closing driver comprises a guide sleeve, the guide sleeve is arranged along the radial direction of the mounting seat and is aligned to the central position corresponding to the opening end of the opening body, a sliding rod penetrates through the guide sleeve in a sliding mode, the inner end of the sliding rod is rotatably provided with a roller, a spring which pushes the end part of the sliding rod inwards is arranged between the guide sleeve and the sliding rod and abuts against a cam, the outer end of the sliding rod extends out of the guide sleeve and is hinged with a first connecting rod which is located on the same straight line with the sliding rod, the end part of the first connecting rod is hinged with two second connecting rods, and the outer ends of the second connecting rods are hinged to the middle of the inner walls of the left opening hinge and the right opening hinge corresponding to the opening body respectively.
Furthermore, the cam comprises a circular wheel body coaxial with the mounting seat, and an arc-shaped convex edge corresponding to the position of the roller is arranged at the bottom of the circular wheel body in the mounting seat and serves as a convex part of the cam.
Furthermore, the bottom surface of the convex rib is provided with meshing transmission teeth, and the annular groove bottom of the roller is provided with a circle of meshing teeth meshed with the transmission teeth on the bottom surface of the convex rib.
Furthermore, the outer side walls of the left opening hinge and the right opening hinge are coated with elastic rubber layers.
The invention has the beneficial effects that:
the wheel adopts a mechanical support structure, has good bearing capacity, and the opening and closing body of the wheel assembly is driven by the opening and closing driver to open and roll and support on the ground when rotating to the ground, and automatically closes under the action of the spring in the opening and closing driver when separating from the ground, so that the width of the opening and closing body in a closing state is greatly reduced, and the damage to branches, leaves and fruits of crops during the operation of agricultural machinery can be effectively reduced.
The gear tooth transmission structure is adopted between the roller and the convex edge, so that the supporting force between the cam and the opening and closing driver can be effectively improved.
Experiments show that the width of the opening and closing body in the opening state reaches 0.9-1.0 of the width of a tire configured by the existing agricultural machine, so that the bearing requirement of the agricultural machine can be met, and the width of the opening and closing body in the closing state is 1/3-1/4 of the width of the opening state, so that the width of the upper part of a wheel is effectively reduced, and the damage to branches, leaves and fruits of crops is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a side view structural diagram of the present invention;
FIG. 4 is a schematic structural diagram of the opening/closing actuator;
fig. 5 is an enlarged view of a portion B in fig. 3.
Detailed Description
As shown in fig. 1-5, the agricultural machinery walking wheel mounting flange comprises a mounting base 3, wherein the mounting base 3 is cylindrical, an annular inner end cover 8 used for being connected with an agricultural machinery walking wheel mounting flange 1 is integrally arranged at the inner end of the mounting base 3, the left end of the mounting base 3 is provided with an opening and is detachably connected with an outer end cover 2 through a bolt, and the annular inner end cover 8 is connected with the agricultural machinery walking wheel mounting flange 1 through a bolt and a nut.
The mechanical wheel rim 5 is arranged on the periphery of the mounting seat 3, the mechanical wheel rim 5 comprises a plurality of opening and closing bodies 5.1 which are annularly arranged along the circumferential direction, the distance between every two adjacent opening and closing bodies 5.1 is 0-1cm, and the continuity and the stability of the support of the mechanical wheel rim 5 are guaranteed.
The opening and closing body 5.1 comprises a left opening and closing leaf 5.2 and a right opening and closing leaf 5.3, the outer side walls of the left opening and closing leaf 5.2 and the right opening and closing leaf 5.3 are coated with an elastic rubber layer 9, the thickness of the elastic rubber layer 9 is 1-1.5cm, and the outer surface of the elastic rubber layer is provided with patterns which are the same as the surface of the existing tire.
The outer sides of the left opening and closing leaf 5.2 and the right opening and closing leaf 5.3 are hinged, the cross sections of the left opening and closing leaf 5.2 and the right opening and closing leaf 5.3 are U-shaped when the left opening and closing leaf and the right opening and closing leaf are opened towards two sides, and an opening and closing driving mechanism 6 is respectively installed between the installation seat 3 and the opening and closing body 5.1.
The opening and closing driving mechanism 6 comprises a cam 7 arranged in the mounting base 3 and a plurality of opening and closing drivers 6.11 corresponding to the opening and closing bodies 5.1 in number, and the opening and closing drivers 6.11, bolts and nuts between the annular inner end cover 8 and the agricultural machine travelling wheel mounting flange 1 are arranged in a staggered mode in the circumferential direction.
The opening and closing driver 6.11 is respectively arranged between the mounting seat 3 and the corresponding opening body 5.1, the opening and closing driver 6.11 comprises a guide sleeve 6.1, the guide sleeve 6.1 is fixedly arranged on the mounting seat 3 along the radial direction, the outer end of the guide sleeve is aligned with the central position of the opening end of the corresponding opening body 5.1, the guide sleeve 6.1 penetrates through the side wall of the mounting seat 3, a sliding rod 6.2 penetrates into the guide sleeve 6.1 in a sliding way, the inner end of the sliding rod 6.2 extends out of the guide sleeve 6.1 and is rotatably provided with a roller 6.3, the sliding rod 6.2 positioned in the guide sleeve 6.1 is provided with an outward step surface 6.21, the outer end of the guide sleeve 6.1 is of a closed structure, a spring 6.3 which pushes the roller 6.3 at the end part of the sliding rod 6.2 inwards to abut against the cam 7 is sleeved between the step surface 6.21 of the guide sleeve 6.1 and the closed end of the guide sleeve 6.1, the outer end of the sliding rod 6.2 extends out of the guide sleeve and is hinged with a first connecting rod 6.5.2 which is positioned on the same straight line with the sliding rod 6.2, the end part of the first connecting rod 6.5 is hinged with two second connecting rods 6.6, the outer ends of the second connecting rods 6.6 are respectively hinged at the middle parts of the inner walls of the left opening and closing leaf 5.2 and the right opening and closing leaf 5.3 of the corresponding opening and closing body 5.1, so that a Y-shaped structure is formed between the first connecting rod 6.5 and the two second connecting rods 6.6,
as a further explanation of the present embodiment, the cam 7 includes a circular wheel body 7.1 coaxial with the mounting seat 3, and an arc-shaped convex rib 7.2 corresponding to the position of the roller 6.3 is provided at the bottom of the circular wheel body 7.1 in the mounting seat 3 as a convex part of the cam 7.
Circular wheel body 7.1 passes annular inner end cover 8, agricultural machinery walking wheel mounting flange 1 of mount pad 3 and is fixed with the chassis of agricultural machinery or transaxle axle housing, and clearance fit between circular wheel body 7.1 and annular inner end cover 8, the agricultural machinery walking wheel mounting flange 1 of mount pad 3.
The bottom of the round wheel body 7.1 in the mounting seat 3 is provided with an arc-shaped convex rib 7.2 corresponding to the position of the roller 6.3 as a convex part of the cam.
As a further description of the present embodiment, a ring of annular grooves 6.31 matching with the ribs 7.2 is disposed in the middle of the roller 6.3, meshing transmission teeth 7.21 are disposed on the bottom surfaces of the ribs 7.2, and a ring of meshing teeth 6.32 in transmission engagement with the transmission teeth 7.21 on the bottom surfaces of the ribs 7.2 is disposed at the bottom of the annular grooves 6.31 of the roller 6.3, so that a tooth-meshing transmission structure is formed between the roller 6.3 and the ribs 7.2 when the roller 6.3 rotates along the ribs 7.2 with the center of the mounting seat 3 as a center of circle.
The working principle of the invention is as follows: when the invention works, the mounting seat 3 is driven by the power of the agricultural machinery to rotate forwards or backwards to drive the opening and closing driver 6.11 and the opening and closing body 5.1 connected on the mounting seat 3 to synchronously rotate, when the roller 6.3 of the opening and closing driver 6.11 rotates to the position of the lower convex rib 7.2, the roller 6.3 and the convex rib 7.2 are engaged and driven by the transmission teeth 7.21 and the engaging teeth 6.32, the convex rib 7.2 drives the roller 6.3 to gradually push the corresponding sliding rod 6.2 to extend outwards, then the first connecting rod 6.5 pushes the two second connecting rods 6.6 to expand outwards, so that the corresponding opening and closing body 5.1 gradually expands towards two sides, and pushes the corresponding opening and closing body 5.1 to completely expand towards two sides and support on the ground when the roller 6.3 rotates to the lowest point of the convex rib 7.2, and when the roller 6.3 leaves the lowest point, the corresponding sliding rod 6.2 gradually retracts under the action of the spring 6.3 and draws the two second connecting rods 6.6.1 inwards, when the roller 6.3 is separated from the convex edge 7.2, the corresponding opening and closing body 5.1 is driven to be completely closed, so that the opening and closing body 5.1 which rotates to the lower part is opened towards two sides, is supported on the ground and is separated from the ground, and the opening and closing body 5.1 is gradually closed upwards.
Claims (6)
1. The utility model provides a wheel assembly suitable for agricultural machinery uses which characterized in that: the mounting base is cylindrical, and the inner end of the mounting base is connected with a mounting flange of a traveling wheel of the agricultural machine through a bolt and a nut;
the periphery of the mounting seat is provided with a mechanical rim, and the mechanical rim comprises a plurality of opening and closing bodies which are annularly arranged along the circumferential direction;
the body that opens and shuts includes that the hinge is opened on a left side and the hinge is opened on the right side, and it is articulated between the outside limit of the hinge is opened on a left side and the hinge is opened on the right side, and the hinge is opened on a left side and the hinge is opened on the right side to both sides time section is the U-shaped, install the actuating mechanism that opens and shuts between mount pad and the body that opens and shuts, actuating mechanism that opens and shuts is used for the drive to rotate to the body that opens and shuts of below to both sides open and support subaerial and drive the body that opens and shuts that breaks away from ground is closed.
2. A wheel assembly suitable for use with an agricultural machine, according to claim 1, wherein: the opening and closing driving mechanism comprises a cam arranged in the mounting seat and a plurality of opening and closing drivers corresponding to the number of the opening and closing bodies, the cam axially penetrates through the mounting seat and an agricultural machine travelling wheel mounting flange to be fixed with a chassis or a drive axle housing of an agricultural machine, the cam is in clearance fit with the mounting seat and an agricultural machine travelling wheel, a protruding part of the cam is vertically downward, and the opening and closing drivers are respectively arranged between the mounting seat and the corresponding opening and closing bodies;
the opening and closing driver comprises a guide sleeve, the guide sleeve is arranged along the radial direction of the mounting seat and is aligned to the central position corresponding to the opening end of the opening body, a sliding rod penetrates through the guide sleeve in a sliding mode, the inner end of the sliding rod is rotatably provided with a roller, a spring which pushes the end part of the sliding rod inwards is arranged between the guide sleeve and the sliding rod and abuts against a cam, the outer end of the sliding rod extends out of the guide sleeve and is hinged with a first connecting rod which is located on the same straight line with the sliding rod, the end part of the first connecting rod is hinged with two second connecting rods, and the outer ends of the second connecting rods are hinged to the middle of the inner walls of the left opening hinge and the right opening hinge corresponding to the opening body respectively.
3. A wheel assembly suitable for use with an agricultural machine, according to claim 2, wherein: the cam comprises a circular wheel body coaxial with the mounting seat, and an arc-shaped convex edge corresponding to the position of the roller is arranged at the bottom of the circular wheel body in the mounting seat and serves as a convex part of the cam.
4. A wheel assembly suitable for use with an agricultural machine, according to claim 3, wherein: and the middle part of the roller is provided with a circle of annular groove, and the annular groove of the roller is in rolling fit with the convex edge at the bottom of the cam.
5. A wheel assembly adapted for use with an agricultural machine, according to claim 4, wherein: the bottom surface of the convex edge is provided with meshing transmission teeth, and the annular groove bottom of the roller is provided with a circle of meshing teeth meshed with the transmission teeth on the bottom surface of the convex edge.
6. A wheel assembly suitable for use with an agricultural machine, according to claim 1, wherein: the outer side walls of the left opening hinge and the right opening hinge are coated with elastic rubber layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210611802.0A CN114919329B (en) | 2022-06-01 | 2022-06-01 | Wheel assembly suitable for agricultural machinery uses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210611802.0A CN114919329B (en) | 2022-06-01 | 2022-06-01 | Wheel assembly suitable for agricultural machinery uses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114919329A true CN114919329A (en) | 2022-08-19 |
| CN114919329B CN114919329B (en) | 2023-05-09 |
Family
ID=82811966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210611802.0A Active CN114919329B (en) | 2022-06-01 | 2022-06-01 | Wheel assembly suitable for agricultural machinery uses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114919329B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102310710A (en) * | 2011-06-03 | 2012-01-11 | 北京航空航天大学 | Four-bar linkage wheel carrier suitable for diameter-variable semi-walking wheel |
| CN204354726U (en) * | 2014-11-28 | 2015-05-27 | 中国烟草总公司重庆市公司烟草科学研究所 | The agricultural of a kind of adjustable angle is taken turns |
| CN204488373U (en) * | 2015-02-11 | 2015-07-22 | 相鹏 | Be convenient to the small agricultural machinery wheel changed |
| CN205736629U (en) * | 2016-06-06 | 2016-11-30 | 庄海冰 | Multifunctional paddy field is taken turns |
| CN206765699U (en) * | 2017-06-09 | 2017-12-19 | 温州远协电子科技有限公司 | A kind of Multifunctional shockproof paddy field wheel |
| CN209023000U (en) * | 2018-10-11 | 2019-06-25 | 中国科学院深海科学与工程研究所 | Wheel carries out deformation mechanism, running gear and vehicle |
| CN110450868A (en) * | 2019-09-18 | 2019-11-15 | 中国科学院合肥物质科学研究院 | A kind of restructural wheel |
| JP3226363U (en) * | 2019-11-14 | 2020-06-18 | 亭蓉 李 | Iron wheels for agricultural machinery |
| CN215792968U (en) * | 2021-06-17 | 2022-02-11 | 河北工业职业技术学院 | Wheel and vehicle |
-
2022
- 2022-06-01 CN CN202210611802.0A patent/CN114919329B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102310710A (en) * | 2011-06-03 | 2012-01-11 | 北京航空航天大学 | Four-bar linkage wheel carrier suitable for diameter-variable semi-walking wheel |
| CN204354726U (en) * | 2014-11-28 | 2015-05-27 | 中国烟草总公司重庆市公司烟草科学研究所 | The agricultural of a kind of adjustable angle is taken turns |
| CN204488373U (en) * | 2015-02-11 | 2015-07-22 | 相鹏 | Be convenient to the small agricultural machinery wheel changed |
| CN205736629U (en) * | 2016-06-06 | 2016-11-30 | 庄海冰 | Multifunctional paddy field is taken turns |
| CN206765699U (en) * | 2017-06-09 | 2017-12-19 | 温州远协电子科技有限公司 | A kind of Multifunctional shockproof paddy field wheel |
| CN209023000U (en) * | 2018-10-11 | 2019-06-25 | 中国科学院深海科学与工程研究所 | Wheel carries out deformation mechanism, running gear and vehicle |
| CN110450868A (en) * | 2019-09-18 | 2019-11-15 | 中国科学院合肥物质科学研究院 | A kind of restructural wheel |
| JP3226363U (en) * | 2019-11-14 | 2020-06-18 | 亭蓉 李 | Iron wheels for agricultural machinery |
| CN215792968U (en) * | 2021-06-17 | 2022-02-11 | 河北工业职业技术学院 | Wheel and vehicle |
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| Publication number | Publication date |
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| CN114919329B (en) | 2023-05-09 |
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