CN114919329B - Wheel assembly suitable for agricultural machinery uses - Google Patents
Wheel assembly suitable for agricultural machinery uses Download PDFInfo
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- CN114919329B CN114919329B CN202210611802.0A CN202210611802A CN114919329B CN 114919329 B CN114919329 B CN 114919329B CN 202210611802 A CN202210611802 A CN 202210611802A CN 114919329 B CN114919329 B CN 114919329B
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- opening
- mounting seat
- closing
- agricultural machinery
- hinge
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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
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- Soil Working Implements (AREA)
- Agricultural Machines (AREA)
Abstract
A wheel assembly suitable for agricultural machinery relates to the technical field of vehicle wheels. The agricultural machinery travelling wheel mounting flange comprises a mounting seat, wherein the mounting seat is cylindrical, and the inner end of the mounting seat is connected with an agricultural machinery travelling wheel mounting flange through bolts and nuts; 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 opening and closing body comprises a left opening hinge and a right opening hinge, the outer side edges of the left opening hinge and the right opening hinge are hinged, the cross section of the left opening hinge and the right opening hinge is U-shaped when the left opening hinge and the right opening hinge are opened to two sides, an opening and closing driving mechanism is arranged between the mounting seat and the opening and closing body and used for driving the opening and closing body which rotates to the lower side to open to two sides and support the opening and closing body which is separated from the ground. The invention can effectively reduce the damage to the branches, leaves and fruits of crops during the operation of the agricultural machinery.
Description
Technical Field
The invention relates to the technical field of wheels for vehicles, in particular to a wheel assembly suitable for agricultural machinery.
Background
With the development of science and technology, agricultural machinery (such as pesticide spraying machine, weeder, harvester) is more and more widely applied, and among the prior art, the agricultural machinery all adopts the tire as the walking wheel, and in order to guarantee the bearing capacity, the width design of tire generally is wider, and can constantly extend to both sides in the crop growth process, and the agricultural machinery is at the during operation, and wider tire causes great damage to the branch, leaf, the fruit of crops very easily, has influenced the output of crop, has also caused huge wasting of resources simultaneously.
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 achieving the purpose is as follows: the utility model provides a wheel assembly suitable for agricultural machinery uses which characterized in that: the agricultural machinery travelling wheel mounting flange comprises a mounting seat, wherein the mounting seat is cylindrical, and the inner end of the mounting seat is connected with an agricultural machinery travelling wheel mounting flange through bolts and nuts;
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 opening and closing body comprises a left opening hinge and a right opening hinge, the outer side edges of the left opening hinge and the right opening hinge are hinged, the cross section of the left opening hinge and the right opening hinge is U-shaped when the left opening hinge and the right opening hinge are opened to two sides, an opening and closing driving mechanism is arranged between the mounting seat and the opening and closing body and used for driving the opening and closing body which rotates to the lower side to open to two sides and support the opening and closing body which is separated from the ground.
Further, the opening and closing driving mechanism comprises cams and a plurality of opening and closing drivers, wherein the cams are arranged in the mounting seat, the opening and closing drivers are corresponding to the opening and closing bodies in number, the cams penetrate through the mounting seat and the agricultural machinery travelling wheel mounting flange along the axial direction of the mounting seat and are fixed with the chassis or the driving axle housing of the agricultural machinery, the cams are in clearance fit with the mounting seat and the agricultural machinery travelling wheel, the protruding parts of the cams are 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 aligned with the central position corresponding to the opening end of the opening and closing body, the guide sleeve is internally and slidably penetrated to a sliding rod, a roller is rotatably arranged at the inner end of the sliding rod, a spring which is used for pushing the roller at the end part of the sliding rod inwards to lean against a cam is arranged between the guide sleeve and the sliding rod, the outer end of the sliding rod extends out of the guide sleeve and is hinged with a first connecting rod which is positioned 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 respectively hinged with the middle parts of the inner walls of left and right opening and closing hinges corresponding to the opening and closing body.
Further, the cam comprises a circular wheel body coaxial with the mounting seat, and an arc-shaped convex rib corresponding to the roller is arranged at the bottom of the circular wheel body in the mounting seat and used as a convex part of the cam.
Further, 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.
Further, 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 supporting structure, has good bearing capacity, and the opening and closing body of the wheel assembly is driven to open and roll to be supported on the ground through the opening and closing driver when the wheel assembly rotates to the ground, and is automatically closed under the action of the spring in the opening and closing driver when the wheel assembly is separated from the ground, so that the width of the opening and closing body in the closed state is greatly reduced, and the damage to branches, leaves and fruits of crops during operation of the agricultural machinery can be effectively reduced.
The roller and the convex rib adopt a gear tooth transmission structure, 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 the tire configured by the existing agricultural machinery, so that the bearing requirement of the agricultural machinery 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 damage to branches, leaves and fruits of crops is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1;
FIG. 3 is a side elevational structural view of the present invention;
FIG. 4 is a schematic diagram of an opening and closing driver;
fig. 5 is an enlarged view of a portion B in fig. 3.
Detailed Description
As shown in fig. 1-5, the invention comprises a mounting seat 3, wherein the mounting seat 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, the left end of the mounting seat 3 is an opening, an outer end cover 2 is detachably connected with the mounting seat through bolts, and the annular inner end cover 8 is connected with the agricultural machinery walking wheel mounting flange 1 through bolts and nuts.
The periphery of mount pad 3 is provided with mechanical type rim 5, and mechanical type rim 5 includes a plurality of opening and shutting body 5.1 that are annular along circumference and arrange, and the interval between two adjacent opening and shutting body 5.1 is 0-1cm, guarantees the continuity and the stability that mechanical type rim 5 supported.
The opening and closing body 5.1 comprises a left opening and closing page 5.2 and a right opening and closing page 5.3, the outer side walls of the left opening and closing page 5.2 and the right opening and closing page 5.3 are coated with an elastic rubber layer 9, the thickness of the elastic rubber layer 9 is 1cm to 1cm, 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 left opening and closing hinge 5.2 is hinged with the outer side edge of the right opening and closing hinge 5.3, the cross section of the left opening and closing hinge 5.2 and the right opening and closing hinge 5.3 is U-shaped when the left opening and closing hinge is opened to two sides, and an opening and closing driving mechanism 6 is respectively installed between the mounting 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 seat 3 and a plurality of opening and closing drivers 6.11 corresponding to the opening and closing bodies 5.1 in number, and bolts and nuts between the opening and closing drivers 6.11 and the annular inner end cover 8 and between the opening and closing drivers and the agricultural machinery walking wheel mounting flange 1 are staggered in the circumferential direction.
The opening and closing driver 6.11 is respectively arranged between the mounting seat 3 and the corresponding opening and closing 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 center position of the opening end of the corresponding opening and closing body 5.1, the guide sleeve 6.1 penetrates through the side wall of the mounting seat 3, the guide sleeve 6.1 slides in to penetrate through the sliding rod 6.2, 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 a roller 6.3 at the end part of a sliding rod 6.2 inwards to lean against a cam 7 is sleeved between a 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 closed end of the guide sleeve 6.1 and is hinged with a first connecting rod 6.5 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 with the middle parts of the inner walls of a left opening and closing page 5.2 and a right opening and closing page 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 illustration of this embodiment, the cam 7 comprises a circular wheel body 7.1 coaxial with the mounting base 3, and the bottom of the circular wheel body 7.1 in the mounting base 3 is provided with an arc-shaped convex edge 7.2 corresponding to the position of the roller 6.3 as a convex part of the cam 7.
The round wheel body 7.1 passes through the annular inner end cover 8 of the mounting seat 3 and the agricultural machinery travelling wheel mounting flange 1 to be fixed with the chassis or the driving axle housing of the agricultural machinery, and the round wheel body 7.1 is in clearance fit with the annular inner end cover 8 of the mounting seat 3 and the agricultural machinery travelling wheel mounting flange 1.
The bottom of the round wheel body 7.1 positioned in the mounting seat 3 is provided with an arc-shaped convex edge 7.2 corresponding to the position of the roller 6.3 as a convex part of the cam.
As a further explanation of this embodiment, the middle part of the roller 6.3 is provided with a ring of annular groove 6.31 matching with the rib 7.2, the bottom surface of the rib 7.2 is provided with a meshing transmission tooth 7.21, and the bottom of the annular groove 6.31 of the roller 6.3 is provided with a ring of meshing tooth 6.32 in transmission engagement with the transmission tooth 7.21 on the bottom surface of the rib 7.2, so that when the roller 6.3 rotates around the center of the mounting seat 3 along the rib 7.2 as a center of the circle, a tooth meshing transmission structure is formed between the roller 6.3 and the rib 7.2.
The working principle of the invention is as follows: when the agricultural machinery is in operation, the mounting seat 3 is driven by the power of the agricultural machinery to rotate forwards or backwards, the opening and closing driver 6.11 and the opening and closing body 5.1 connected to the mounting seat 3 are driven to rotate synchronously, when the roller 6.3 of the opening and closing driver 6.11 rotates to the position of the convex rib 7.2 below, the roller 6.3 and the convex rib 7.2 are in meshed transmission through the transmission teeth 7.21 and the meshing 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 open outwards, so that the corresponding opening and closing body 5.1 is gradually opened to two sides, and when the roller 6.3 rotates to the lowest point of the convex rib 7.2, the corresponding opening and closing body 5.1 is pushed to be completely opened to two sides and supported on the ground, and when the roller 6.3 leaves the lowest point, the corresponding sliding rod 6.2 is gradually retracted under the action of the spring 6.3, and when the first connecting rod 6.5 pulls the two second connecting rods 6.6 to be opened to be completely opened to the two sides of the roller 6.5, and the corresponding opening and closing body 5.1 is pulled to be completely opened to the two sides to the ground.
Claims (6)
1. The utility model provides a wheel assembly suitable for agricultural machinery uses which characterized in that: the agricultural machinery travelling wheel mounting flange comprises a mounting seat, wherein the mounting seat is cylindrical, and the inner end of the mounting seat is connected with an agricultural machinery travelling wheel mounting flange through bolts and nuts;
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 opening and closing body comprises a left opening hinge and a right opening hinge, the outer side edges of the left opening hinge and the right opening hinge are hinged, the cross section of the left opening hinge and the right opening hinge is U-shaped when the left opening hinge and the right opening hinge are opened to two sides, an opening and closing driving mechanism is arranged between the mounting seat and the opening and closing body and used for driving the opening and closing body which rotates to the lower side to open to two sides and support the opening and closing body which is separated from the ground.
2. A wheel assembly for agricultural machinery as defined in claim 1, wherein: the opening and closing driving mechanism comprises cams and a plurality of opening and closing drivers, the cams are arranged in the mounting seat, the opening and closing drivers correspond to the number of the opening and closing bodies, the cams penetrate through the mounting seat and the mounting flange of the travelling wheel of the agricultural machine along the axial direction of the mounting seat and are fixed with the chassis or the axle housing of the driving axle of the agricultural machine, the cams are in clearance fit with the mounting seat and the travelling wheel of the agricultural machine, the protruding parts of the cams are 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 aligned with the central position corresponding to the opening end of the opening and closing body, the guide sleeve is internally and slidably penetrated to a sliding rod, a roller is rotatably arranged at the inner end of the sliding rod, a spring which is used for pushing the roller at the end part of the sliding rod inwards to lean against a cam is arranged between the guide sleeve and the sliding rod, the outer end of the sliding rod extends out of the guide sleeve and is hinged with a first connecting rod which is positioned 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 respectively hinged with the middle parts of the inner walls of left and right opening and closing hinges corresponding to the opening and closing body.
3. A wheel assembly for agricultural machinery as defined in claim 2, wherein: the cam comprises a circular wheel body coaxial with the mounting seat, and an arc-shaped convex rib corresponding to the position of the roller is arranged at the bottom of the circular wheel body in the mounting seat and used as a convex part of the cam.
4. A wheel assembly for agricultural machinery as defined in claim 3, wherein: 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 for agricultural machinery as defined in claim 4, wherein: 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.
6. A wheel assembly for agricultural machinery as defined in 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 CN114919329A (en) | 2022-08-19 |
| CN114919329B true 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 |
|---|---|
| CN114919329A (en) | 2022-08-19 |
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