CN112477508B - High-adaptability agricultural machine walking wheel component assembly - Google Patents
High-adaptability agricultural machine walking wheel component assembly Download PDFInfo
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- CN112477508B CN112477508B CN202011342197.9A CN202011342197A CN112477508B CN 112477508 B CN112477508 B CN 112477508B CN 202011342197 A CN202011342197 A CN 202011342197A CN 112477508 B CN112477508 B CN 112477508B
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- tire
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- hub
- sideshield
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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
- B60B19/02—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group convertible, e.g. from road wheel to rail wheel; Wheels specially designed for alternative use on road and rail
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/10—Arrangement of tyre-inflating pumps mounted on vehicles
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Abstract
The invention discloses a high-adaptability agricultural machine walking wheel assembly, which comprises a driving shaft, a hub, a tire and a semi-closed cylindrical sideshield, wherein the hub and the sideshield are fixedly sleeved on the driving shaft, the sideshield is positioned at one side of the hub, an opening of the sideshield is opposite to the hub and wraps the side surface of the hub, a plurality of supporting blades uniformly distributed outside the driving shaft in a surrounding manner are arranged inside the sideshield, the tire is fixedly sleeved on the hub, the agricultural machine walking wheel assembly can realize the change of the walking state of an agricultural machine, after the agricultural machine enters cultivated land, the grip of the tire is weakened, the tire is retracted, the supporting blades form an impeller, and the agricultural machine can conveniently walk in the cultivated land; after the agricultural machine arrives at the land, the supporting blades are retracted, the tires work again, the agricultural machine can conveniently walk on the road and cultivated land, the structure is compact and simple, and the application performance cost ratio is high.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a high-adaptability type agricultural tillage machine walking wheel assembly.
Background
Agricultural machinery refers to various machines used in the production process of crop planting and animal husbandry, as well as in the primary processing and treatment process of agricultural and animal products. Agricultural machinery needs to walk in cultivated land, and due to the fact that soil and water are more in the cultivated land, the adaptability of the wheel portion of the agricultural machinery is required to be higher. The wheel parts of many agricultural machines are usually different from the walking wheels of ordinary vehicles, and are mostly impeller-shaped so as to adapt to the nature of cultivated land, but the walking wheels are inconvenient for walking on roads, and many of the walking wheels are transported to cultivated land by other equipment and then operated, so that the transportation cost is high; some agricultural machines are mounted on tractors and can travel on roads, but the wheels of the tractors are mostly circular, so that the tractors are difficult to travel on farmland and affect operation.
Disclosure of Invention
The invention aims to provide a traveling wheel assembly of a high-adaptability agricultural machine for ploughing, which aims to solve the problem that the wheel part of agricultural machinery in the prior art has poor adaptability, and realizes the cheap traveling of the agricultural machinery on roads and ploughing.
In order to achieve the purpose, the invention adopts the following technical scheme:
the high-adaptability agricultural tillage machine traveling wheel assembly comprises a driving shaft, a hub, a tire and a semi-closed cylindrical sideshield, wherein the hub and the sideshield are fixedly sleeved on the driving shaft, the sideshield is positioned on one side of the hub, and an opening of the sideshield is opposite to the hub and wraps the side face of the hub; the tire is fixedly sleeved on the wheel hub.
Furthermore, a plurality of supporting blades evenly distributed on the outer portion of the driving shaft are arranged inside the side cover, a sleeve cylinder is arranged between each supporting blade and the driving shaft, the hub is fixedly provided with an air bag and a push-out cylinder, and a working connecting rod corresponding to the push-out cylinder is connected with the supporting blades through sliding blades in a sliding mode.
Further, the tip inner wall of sideshield sets up the slide that uses the drive shaft as the even ring cloth in center, the slide sets up from the tip inner wall protrusion of sideshield, the slide is close to drive shaft one side protrusion higher, the slide is kept away from drive shaft one side protrusion lower, the one end of supporting the blade set up with slide assorted slider, the rampart of sideshield is seted up and is supported the passageway that stretches out that the blade shape matches. And an auxiliary supporting tire is arranged outside the annular wall of the sideshield, and a corresponding extending hole matched with the shape and the position of the extending channel is formed in the auxiliary supporting tire.
Further, the sleeve cylinder is formed by sleeving a plurality of cylinders, and the plurality of cylinders form a sealed telescopic space. The push-out cylinder is annular, and one side of the piston in the push-out cylinder is fixedly connected with a plurality of working connecting rods.
The sleeve cylinder, the air bag, the push-out cylinder and the auxiliary supporting tire are respectively communicated with the interior of the tire, and corresponding air valves are respectively arranged on a communication pipeline of the sleeve cylinder, the air bag, the push-out cylinder and the auxiliary supporting tire with the tire, wherein the air valves are all electric control valves. Specifically, a first air valve is arranged at the air outlet end of the tire, a second air valve is arranged between the sleeve cylinder and the tire, a third air valve and a high-pressure air pump are arranged between the air bag and the tire, the third air valve is connected with the high-pressure air pump in parallel, the high-pressure air pump is in a normally closed state, and a fourth air valve is arranged between the push-out cylinder and the tire. The sleeve cylinder and the push-out cylinder are matched to push out the supporting blade from the side cover to form an impeller to replace a tire to walk in the farmland. And a fifth air valve is arranged between the auxiliary supporting tire and the tire, and the auxiliary supporting tire is used for assisting the soft support of the agricultural machine and the shock absorption of the supporting blade.
This farming agricultural machinery walking wheel subassembly's work has two kinds of work walking states, has two kinds of adaptability changes, and the adaptability change is one: the road walking state is changed into a farmland walking state, and the adaptability change is that the farmland walking state is changed into a road walking state.
The adaptive change from the road walking state to the arable land walking state comprises the following steps:
step A1: when a vehicle enters a cultivated land, the first air valve, the second air valve and the fourth valve are opened, the tire is deflated, high-pressure air in the tire enters the sleeve cylinder and the push-out cylinder due to the pressure of the weight of the vehicle, the sleeve cylinder extends, the piston in the push-out cylinder moves, and the sleeve cylinder and the push-out cylinder are matched to push the supporting blade, so that the supporting blade extends out of the extending channel of the sideshield;
step A2: when the supporting blades are completely extended out, the second air valve and the fourth air valve are closed, the third air valve and the fifth air valve are opened, the tire is continuously deflated, air in the tire enters the air bag and the auxiliary supporting tire, so that the auxiliary supporting tire is full, when the tire loses the supporting force on the vehicle, all the air valves are closed, and the vehicle reaches the state of plowing and walking.
In the invention, the size of the components is such that when the supporting blade is fully extended, the supporting blade is still in a suspended state.
The method for changing the adaptive change of the secondary farmland walking state into the road walking state comprises the following steps:
step B1: when the vehicle leaves the farmland, the second air valve, the third air valve and the fourth valve are opened, the supporting blade returns to the sideshield due to the pressure of the weight of the vehicle, the sleeve cylinder contracts, the piston in the push-out cylinder moves, and the gas in the sleeve cylinder and the push-out cylinder enters the air bag to be stored;
step B2: when the supporting blades are completely retracted, the auxiliary supporting tire is used for supporting the agricultural machinery, the second air valve and the fourth valve are closed at the moment, the fifth air valve is opened, air in the auxiliary supporting tire enters the air bag due to the pressure of the weight of the vehicle, then the third air valve and the fifth air valve are closed, the first air valve and the high-pressure air pump are opened, the air in the air bag is pumped into the tire through the high-pressure air pump for inflating the tire, and all the air valves are closed until the tire reaches an initial land walking state.
The invention has the beneficial effects that:
1. the agricultural machine walking wheel assembly for ploughing can realize the change of the walking state of agricultural machinery. After the agricultural machine enters the farmland, the grip of the tire is weakened, the tire is retracted, and the blade is supported to form an impeller, so that the agricultural machine can conveniently walk on the farmland; after the agricultural machine arrives at the land, the supporting blades are retracted, the tires work again, the agricultural machine can conveniently walk on the road, and the agricultural machine can conveniently walk on the road and cultivated land in a cheap mode.
2. This farming agricultural machinery walking wheel subassembly sets up the auxiliary stay tire in sideshield department, and the sleeve cylinder with release the equal practical gaseous support of cylinder, can realize supporting the omnidirectional shock attenuation of blade, alleviate the vibrations of agricultural machinery at the farming land walking.
3. This arable land agricultural machinery walking wheel subassembly compact structure supports stretching out of blade and relies on the inside high-pressure gas of tire completely, and the tire is inflated once more and is accomplished by the air pump, simple structure, and the function is practical, uses the sexual valence relative altitude.
Drawings
FIG. 1 is a schematic structural view of a road wheel assembly (road walking state) of the agricultural machine for tilling;
FIG. 2 is a schematic structural view of a side cover of a road wheel assembly of the agricultural tilling machine;
FIG. 3 is a schematic structural view of an auxiliary supporting tire wheel surface of the agricultural tillage machine road wheel assembly;
FIG. 4 is a view showing a structure of the air passage connection in the road wheel assembly of the agricultural tillage machine;
FIG. 5 is a schematic view of a radial section of a push-out cylinder of the agricultural machine walking wheel assembly for tillage;
fig. 6 is a schematic structural diagram of the agricultural machine walking wheel assembly (walking state of farmland) for the farmland.
In the figure: 1. a drive shaft; 2. a hub; 3. a tire; 4. a sideshield; 5. an annular wall; 6. supporting the blades; 7. a slider; 8. a slideway; 9. a sleeve cylinder; 10. an air bag; 11. a bidirectional cylinder; 12. a sliding connection sheet; 13. auxiliary supporting of the tire; 31. a first air valve; 51. extending out of the channel; 91. a second air valve; 101. a third air valve; 102. a high pressure air pump; 111. a fourth air valve; 112. a piston; 113. a connecting rod; 131. a fifth air valve; 132. and the hole is extended.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, the high-adaptability agricultural machine walking wheel assembly for arable land comprises a driving shaft 1, a hub 2, a tire 3 and a semi-closed cylindrical sideshield 4, wherein the hub 2 and the sideshield 4 are fixedly sleeved on the driving shaft 1, the sideshield 4 is positioned on one side of the hub 2, and an opening of the sideshield 4 is opposite to the hub 2 and wraps the side surface of the hub 2; the tyre 3 is fixedly sleeved on the hub 2.
Furthermore, a plurality of supporting blades 6 evenly distributed on the outer portion of the driving shaft 1 are arranged inside the side cover 4, a sleeve cylinder 9 is arranged between the supporting blades 6 and the driving shaft 1, the hub 2 is fixedly provided with an air bag 10 and a push-out cylinder 11, and a working connecting rod 113 corresponding to the push-out cylinder 11 is connected with the supporting blades 6 in a sliding mode through sliding blades 12.
Further, referring to fig. 2, the tip inner wall of sideshield 4 sets up the slide 8 that uses drive shaft 1 as the even ring cloth in center, slide 8 sets up from the tip inner wall protrusion of sideshield 4, slide 8 is close to drive shaft 1 one side protrusion higher, slide 8 is far away from drive shaft 1 one side protrusion lower, the one end of supporting blade 6 sets up and slides 8 assorted slider 7, the rampart 5 of sideshield 4 sets up and supports stretching out passageway 51 that blade 6 shape matches. An auxiliary support tyre 13 is provided on the outside of the annular wall 5 of the sideshield 4, and with reference to fig. 3, the auxiliary support tyre 13 is provided with a corresponding protruding hole 132 matching the shape and position of the protruding channel 51.
Further, the sleeve cylinder 9 is formed by sleeving a plurality of cylinders, and the plurality of cylinders form a sealed telescopic space. Referring to fig. 4, the ejecting cylinder 11 is annular, and a plurality of working connection rods 113 are fixedly connected to one side of the piston 112 inside the ejecting cylinder 11.
The sleeve cylinder 9, the air bag 10, the push-out cylinder 11 and the auxiliary support tire 13 are respectively communicated with the inside of the tire 3, and corresponding air valves are respectively arranged on communication pipelines of the sleeve cylinder 9, the air bag 10, the push-out cylinder 11 and the auxiliary support tire 13 with the tire 3, wherein the air valves are all electric control valves. Specifically, a first air valve 31 is arranged at the air outlet end of the tire 3, a second air valve 91 is arranged between the sleeve cylinder 9 and the tire 3, a third air valve 101 and a high-pressure air pump 102 are arranged between the air bag 10 and the tire 3, the third air valve 101 and the high-pressure air pump 102 are connected in parallel, the high-pressure air pump 102 is in a normally closed state, and a fourth air valve 111 is arranged between the push-out cylinder 11 and the tire 3. The sleeve cylinder 9 and the push-out cylinder 11 are matched to push out the supporting blade 6 from the sideshield 4 to form an impeller, and the impeller replaces tires to walk on the farmland. A fifth air valve 131 is arranged between the auxiliary supporting tire 13 and the tire 3, and the auxiliary supporting tire 13 is used for assisting the soft support of the agricultural machine and the shock absorption of the supporting blade 6.
This farming agricultural machinery walking wheel subassembly's work has two kinds of work walking states, has two kinds of adaptability changes, and the adaptability change is one: the road walking state is changed into a farmland walking state, and the adaptability change is that the farmland walking state is changed into a road walking state.
The adaptive change from the road walking state to the arable land walking state comprises the following steps:
step A1: when the vehicle enters the farmland, the first air valve 31, the second air valve 91 and the fourth valve 111 are opened to deflate the tire 3, high-pressure air in the tire 3 enters the sleeve cylinder 9 and the push-out cylinder 11 due to the pressure of the weight of the vehicle, the sleeve cylinder 9 extends, the piston 112 in the push-out cylinder 11 moves, and the sleeve cylinder 9 and the push-out cylinder 11 are matched to push the supporting blade 6, so that the supporting blade 6 extends out of the extending channel 51 of the sideshield 4;
step A2: when the supporting blade 6 is completely extended, the second air valve 91 and the fourth air valve 111 are closed, the third air valve 101 and the fifth air valve 131 are opened, the tire 12 is deflated continuously, the air in the tire 3 enters the air bag 10 and the auxiliary supporting tire 13, the auxiliary supporting tire 13 is full, when the tire 3 loses the supporting force for the vehicle, all the air valves are closed, and the vehicle reaches the state of plowing and walking by referring to fig. 6;
the method for changing the adaptive change of the secondary farmland walking state into the road walking state comprises the following steps:
step B1: when the vehicle leaves the farmland, the second air valve 91, the third air valve 101 and the fourth valve 111 are opened, the supporting blade 6 retracts into the sideshield 4 due to the pressure of the weight of the vehicle, the sleeve cylinder 9 contracts, the piston 112 in the push-out cylinder 11 moves, and the gas in the sleeve cylinder 9 and the push-out cylinder 11 enters the air bag 10 to be stored;
step B2: when the support blade 6 is fully retracted and the auxiliary support tire 13 is used to support the agricultural machinery, the second air valve 91 and the fourth valve 111 are closed, the fifth air valve 131 is opened, the air in the auxiliary support tire 13 enters the air bag 10 due to the pressure of the vehicle weight, then the third air valve 101 and the fifth air valve 131 are closed, the first air valve 31 and the high pressure air pump 102 are opened, the air in the air bag 10 is pumped into the tire 3 through the high pressure air pump 102 for inflating the tire 3, and all the air valves are closed until the tire reaches the initial land walking state.
The agro-farming machine walking wheel assembly in the embodiment can realize the change of the walking state of agricultural machinery. After the agricultural machine enters the farmland, the grip of the tire is weakened, the tire is retracted, and the blade is supported to form an impeller, so that the agricultural machine can conveniently walk on the farmland; after the agricultural machine arrives at the land, the supporting blades are retracted, the tires work again, the agricultural machine can conveniently walk on the road, and the agricultural machine can conveniently walk on the road and cultivated land in a cheap mode.
Because heavy agricultural machinery has higher pressure requirement on the high-pressure air pump, the agro-farming machine walking wheel assembly in the embodiment is particularly suitable for light agricultural machinery.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The high-adaptability agricultural machine walking wheel assembly is characterized by comprising a driving shaft (1), a hub (2), a tire (3) and a semi-closed cylindrical side cover (4), wherein the hub (2) and the side cover (4) are fixedly sleeved on the driving shaft (1), and the tire (3) is fixedly sleeved on the hub (2);
the utility model discloses a tire wheel, including limit cover (4), driving shaft (1), wheel hub (2), driving shaft (6), support blade (6) and auxiliary support tire (13), the rampart (5) outside of limit cover (4) sets up auxiliary support tire (13), the inside support blade (6) that sets up a plurality of even rings cloth in driving shaft (1) outside that sets up of limit cover (4), set up sleeve cylinder (9) between support blade (6) and driving shaft (1), wheel hub (2) are fixed to be set up gasbag (10) and push out cylinder (11), work connecting rod (113) that push out cylinder (11) and support blade (6) sliding connection, sleeve cylinder (9), gasbag (10), push out cylinder (11) and auxiliary support tire (13) communicate with tire (3) inside respectively, set up corresponding pneumatic valve on the communicating pipe way of sleeve cylinder (9), gasbag (10), push out cylinder (11) and auxiliary support tire (13) and tire (3) respectively.
2. The high-adaptability arable agricultural machine walking wheel assembly of claim 1, characterized in that, the tip inner wall of sideshield (4) sets up the slide way (8) of evenly circling around drive shaft (1) as the center, slide way (8) set up from the tip inner wall protrusion of sideshield (4), slide way (8) are close to drive shaft (1) one side protrusion height, slide way (8) keep away from drive shaft (1) one side protrusion lower, the one end of supporting blade (6) sets up slider (7) with slide way (8) assorted.
3. The high-adaptability arable land agricultural machine road wheel assembly of claim 2, characterized in that, the rampart (5) of sideshield (4) offers the protrusion passageway (51) with the supporting blade (6) shape matching, set up the corresponding protrusion hole (132) with the protrusion passageway (51) shape and position on the auxiliary supporting tire (13).
4. The high-adaptability arable land agricultural machine road wheel assembly of claim 1, characterized in that, the sleeve cylinder (9) is formed by sleeving a plurality of cylinders, and the plurality of cylinders form a sealed telescopic space.
5. The high-adaptability arable land agricultural machine road wheel assembly of claim 1, characterized in that, the ejecting cylinder (11) is ring-shaped, and a plurality of working connecting rods (113) are fixedly connected to one side of the piston (112) inside the ejecting cylinder (11).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011342197.9A CN112477508B (en) | 2020-11-25 | 2020-11-25 | High-adaptability agricultural machine walking wheel component assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011342197.9A CN112477508B (en) | 2020-11-25 | 2020-11-25 | High-adaptability agricultural machine walking wheel component assembly |
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| CN112477508A CN112477508A (en) | 2021-03-12 |
| CN112477508B true CN112477508B (en) | 2022-01-14 |
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| CN202011342197.9A Active CN112477508B (en) | 2020-11-25 | 2020-11-25 | High-adaptability agricultural machine walking wheel component assembly |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101531117A (en) * | 2009-04-02 | 2009-09-16 | 金华职业技术学院 | Combined wheel for converting agricultural machine state |
| KR20160040792A (en) * | 2014-10-06 | 2016-04-15 | 현대자동차주식회사 | Variable tire |
| CN207523367U (en) * | 2017-10-31 | 2018-06-22 | 力帆实业(集团)股份有限公司 | All-terrain adaptable wheel and motor vehicle |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2485325A1 (en) * | 2002-05-24 | 2003-12-04 | 4 Railer, Ltd. | Convertible road and rail wheel assembly |
| CN203780216U (en) * | 2014-04-22 | 2014-08-20 | 韩朗朗 | Mechanical travelling wheel in paddy field |
| CN107323169B (en) * | 2017-06-30 | 2019-07-12 | 徐州绿湾农业发展有限公司 | A kind of car wheel structure being suitable for muddy road surface |
| CN207808922U (en) * | 2017-12-18 | 2018-09-04 | 酒泉华创戈壁农业科技有限公司 | A kind of multifunctional farm implements wheel |
| CN208263890U (en) * | 2018-05-14 | 2018-12-21 | 胡庆瑞 | A kind of mobile iron tyre of rotary cultivator |
| CN110789272B (en) * | 2019-11-04 | 2023-04-11 | 湖南科技大学 | Amphibious composite wheel and amphibious vehicle |
-
2020
- 2020-11-25 CN CN202011342197.9A patent/CN112477508B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101531117A (en) * | 2009-04-02 | 2009-09-16 | 金华职业技术学院 | Combined wheel for converting agricultural machine state |
| KR20160040792A (en) * | 2014-10-06 | 2016-04-15 | 현대자동차주식회사 | Variable tire |
| CN207523367U (en) * | 2017-10-31 | 2018-06-22 | 力帆实业(集团)股份有限公司 | All-terrain adaptable wheel and motor vehicle |
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| CN112477508A (en) | 2021-03-12 |
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