CN220606584U - Four-wheel-drive four-row corn harvester - Google Patents
Four-wheel-drive four-row corn harvester Download PDFInfo
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- CN220606584U CN220606584U CN202322242153.4U CN202322242153U CN220606584U CN 220606584 U CN220606584 U CN 220606584U CN 202322242153 U CN202322242153 U CN 202322242153U CN 220606584 U CN220606584 U CN 220606584U
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- corn harvester
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Abstract
A four-wheel drive four-row corn harvester comprises a corn harvesting system, a driving control system and a power device; the corn harvesting system comprises a header device, a lifting device, a trash removal fan, a peeler and a kernel recovery device and a cluster box in sequence from front to back; the driving control system mainly comprises a driving cab and is controlled by a hydraulic and mechanical speed change device; the power system realizes the whole machine walking by the engine on one side of the four-wheel drive chassis through the front output end and the four-wheel drive chassis through the transmission system, and the engine supplies energy to all accessories in the corn harvesting system through the transmission system.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a four-wheel-drive four-row corn harvester.
Background
Corn is an annual herb of the Gramineae family, also known as corn, corn cob, maize, pearl rice, etc., native to central and south america, and is a world-important food crop widely distributed in the united states, china, brazil and other countries. The corn has strong drought resistance, cold resistance, barren resistance and excellent environmental adaptability, and has high nutritional value. Corn also has many biological activities, such as antioxidation, anti-tumor, blood sugar reduction, immunity improvement, bacteriostasis and sterilization, etc., and has wide development and application prospects. Corn is the third largest grain crop in China, and the planting distribution range in China is very wide at present. The main production area is mainly concentrated in regions such as Heilongjiang, jilin, liaoning, shandong, shanxi, henan, hebei, anhui and Gansu; in China, the most suitable climate zone for corn planting is also the actual main production zone, and is mainly distributed in Jilin and Liaoning provinces in northeast.
At present, the corn harvester in the mountain area still takes manual fruit picking as the main part, and has the advantages of high labor intensity, low working efficiency and poor working environment. Under the premise, the mountain corn harvesting is mechanized.
Along with the continuous development of mechanical harvesting of domestic corns, the requirements of users in hilly areas on the harvesting effect and the whole machine stability of the corn harvester are higher and higher, the requirements of users on the harvesting efficiency, the working environment comfort of operators, the climbing capability and the whole machine structural stability of the corn machine are higher, and the market main products of the domestic self-propelled corn harvester in the present stage are divided into two drives and four drives. The two-drive harvester mainly has the defects of weak climbing capacity, easy skidding in muddy environment, influence on harvesting speed and the like in hilly areas. The general four-wheel drive has the defects of high overall structure and poor stability.
The low-gravity center four-wheel-drive corn harvester provided by the Chinese patent application No. CN201920328019.7 has the advantages that the arrangement positions of the engine and the peeling device are changed, so that the chassis height of the harvester is effectively reduced, the stability of the harvester is better, the climbing capacity is stronger, and the harvester can be more suitable for land operations such as mountain areas and hills. However, the maximum fruit unloading height is reduced due to the low chassis, the grain unloading efficiency is low, the wheel track is enlarged due to the reduction of the chassis, the passing rate of the whole machine is low, and the driving comfort is not improved.
Chinese patent application number CN202110385877.7 discloses an intelligent four-row corn harvester, which comprises a corn harvester main body, wherein the front end of the corn harvester main body is provided with a vertical cutting table, the middle part of the corn harvester main body is provided with a corn peeling mechanism, and the feeding end of the corn peeling mechanism is provided with a corn coat peeling mechanism. But the equipment lacks recovery unit, and the results are that the loss rate is high, and the complete machine passes through the rate low, adopts vertical cutting platform, and it is high to unload the fruit, and it is efficient to unload the grain, and the driving travelling comfort is low.
Disclosure of Invention
The utility model provides a four-wheel-drive four-row corn harvester, which aims to solve the problems of low grain unloading efficiency, high loss rate and low driving comfort of a mountain corn harvester.
The technical scheme for solving the technical problems is as follows:
the four-wheel-drive four-row corn harvester is characterized by comprising a header, an elevator, a cab, a first centrifugal fan, a second centrifugal fan, a third centrifugal fan, a chassis, an engine, a seed grain recovery device and a cluster box; the front end of the corn harvester is provided with a header, the bottom of the corn harvester is provided with a chassis, the chassis is of a four-wheel type, an elevator for conveying the ears harvested by the header to the grain recovery device from bottom to top is arranged in the middle of the corn harvester, a cab and an engine are respectively positioned on two sides of the elevator, the cab and the engine are arranged above the four-wheel type chassis, the grain recovery device is connected with the tail end of the elevator, the corn harvester is further provided with an ear box connected with the grain recovery device, and a first centrifugal fan, a second centrifugal fan and a third centrifugal fan are further arranged on the elevator.
Further, the row spacing of the header is 550-650mm.
Further, the middle part of the header is connected with the front end of the elevator 2.
Further, the header is also provided with a front straw pulverizer.
Further, the chassis is provided with a front driving shaft connected with the front driving wheel, and a rear driving shaft connected with the rear driving wheel.
Further, the wheel distance of the front and rear driving wheels of the chassis is 1830mm.
Further, the chassis is also provided with a mechanical and hydraulic gearbox.
Further, the first centrifugal fan is located in the middle section of the elevator.
Further, a second centrifugal fan is located forward of the elevator tip.
Further, a third centrifugal fan is located rearward of the top end of the elevator.
Compared with the prior art, the utility model has the following beneficial effects:
1. the four-row spike picking plate type header is suitable for corn row spacing 550-650mm, has strong agronomic adaptability to mountain corn planting, has the maximum fruit unloading height of 2500mm, and can ensure higher grain unloading efficiency.
2. The utility model adopts the front straw pulverizer and the grain recovery device of the peeler, thereby effectively reducing the loss rate of the corn harvester during harvesting.
3. The four-wheel drive chassis is adopted, four-wheel drive of the whole machine is realized by the front drive transmission shaft and the rear drive transmission shaft in a front-back output mode, the working efficiency in mountain areas, hilly areas, climbing or muddy roads is effectively improved, and the land applicability is strong. The wheel tread of the chassis is 1830mm, the maximum passing height of the corn harvester is 3300mm, the whole machine has strong passing performance, and simultaneously, the corn harvester can be better adapted to different operation conditions.
4. The utility model adopts the hydraulic and mechanical gearbox, can realize the direct drive and the steering of the corn harvester through the matching of mechanical transmission and hydraulic transmission, and when the corn harvester is in direct drive, the hydraulic transmission clutch cuts off the power input of the hydraulic transmission mechanism, and the mechanical transmission mechanism is used as a variable speed transmission device to realize high-efficiency transmission; when steering, the hydraulic transmission clutch connects the hydraulic transmission mechanism, and the hydraulic transmission mechanism rotates forward or backward to enable the planetary rows at two sides to rotate backward, so that the driving device at one side is increased in speed, the driving device at one side is reduced in speed, stepless steering is realized, and the steering radius can be accurately controlled according to different curved roads. And at the same time, the driving comfort is increased.
5. The utility model adopts the rubber roller peeler, thereby effectively improving the peeling rate.
6. According to the utility model, three centrifugal fans are configured to perform repeated particle impurity removal, so that the load of the peeler is reduced, and the cleaning effect can be effectively improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a four-wheel drive four-row corn harvester;
FIG. 2 is a top view of a four-wheel drive four-row corn harvester;
FIG. 3 is a schematic structural view of the chassis;
FIG. 4 is a schematic view of a header;
FIG. 5 is a schematic view of the structure of the circulating chain rake type grain recovery apparatus;
in the figure: 1. a cutting table; 2. an elevator; 3. a cab; 4-1, a first centrifugal fan; 4-2, a second centrifugal fan; 4-3, a third centrifugal fan; 5. a chassis; 6. an engine; 7. a peeling machine grain recovery device; 8. a cluster box; 9. a precursor drive shaft; 10. and (5) driving the transmission shaft.
Detailed Description
The present utility model will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present utility model, which examples are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.
As shown in fig. 1, the four-wheel drive corn harvester comprises a header 1, a body and a cab 3,
wherein the body consists of an elevator 2, a first centrifugal fan 4-1, a second centrifugal fan 4-2, a third centrifugal fan 4-3, a chassis 5, an engine 6, a peeler grain recovery device 7 and a cluster box 8,
the front end of the elevator 2 in the body is provided with a header 1, the header 1 is in a four-row spike picking plate type, the maximum fruit unloading height is 2500mm, namely, four rows of corns can be simultaneously harvested in the running process, and corns with different heights can be picked by lifting during harvesting. The header 1 picks up the ears from the straws and conveys the ears to the peeling machine and the seed recovery device 7 through the elevator 2 for peeling the ears, and the peeling machine and the seed recovery device 7 convey the peeled ears to the ear box 8.
Wherein the cab 3 is arranged above the elevator 2 and positioned on the right side of the first centrifugal fan 4-1, and the maximum passing height of the corn harvester is 3000mm.
The chassis 5 is four-wheel drive, the wheel distance of the chassis 5 is 1830mm, the chassis 5 is connected with two front wheels through a front drive transmission shaft 9, is connected with two rear wheels through a rear drive transmission shaft 10, and realizes four-wheel drive of the whole machine in a front-rear output mode, and rear drives can be separated and combined. The hydraulic and mechanical gearbox is positioned on the chassis 5, and can realize the direct running and steering of the corn harvester through the cooperation of mechanical transmission and hydraulic transmission, and when the corn harvester is in direct running, the hydraulic transmission clutch cuts off the power input of the hydraulic transmission mechanism, and the mechanical transmission mechanism is used as a speed change transmission device to realize high-efficiency transmission; when steering, the hydraulic transmission clutch connects the hydraulic transmission mechanism, and the hydraulic transmission mechanism rotates forward or backward to enable the planetary rows at two sides to rotate backward, so that the driving device at one side is increased in speed, the driving device at one side is reduced in speed, stepless steering is realized, and the steering radius can be accurately controlled according to different curved roads.
The stripper grain recovery device 7 is a rubber roller type stripper grain recovery device, lugs used for being connected with the body are arranged in front of the stripper grain recovery device 7, bolt holes are formed in the lugs, and the lugs are connected with the body through rod pieces. The bottom of the peeling machine grain recovery device 7 is connected with the chassis 5 in a welding mode. The corn husker grain recovery device 7 is characterized in that the lower part of the husker grain recovery device 7 is connected with the ear box 8 through a pipeline, the husker grain recovery device 7 is positioned below the outlet of the elevator 2, corn enters the husker grain recovery device 7 through the elevator 2, husks the corn through the husker grain recovery device 7, and finally is sent into the ear box 8 through the pipeline.
The specific working process comprises the following steps:
in the operation process of the corn harvester, the power device is assembled through the engine 6, power is transmitted to the header 1, the elevator 2, the first centrifugal fan 4-1, the second centrifugal fan 4-2, the third centrifugal fan 4-3, the peeler and the grain recovery device 7 through the transmission system. The engine 6 is assembled to transmit power to the chassis 5 through the transmission system through the front output end so as to realize complete machine walking.
Corn is cut off by the header 1, corn straw is crushed by the front straw crusher, the corn is transported upwards by the elevator 2, the corn is discharged by the first centrifugal fan 4-1, the second centrifugal fan 4-2 and the third centrifugal fan 4-3 in the transportation process, the corn straw and the impurities are discharged out of the harvester, the corn ears are stripped off by the action of the stripper seed recovery device 7, the seeds are recovered, and finally the corn ears are sent into the ear box 8.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The four-wheel-drive four-row corn harvester is characterized by comprising a header (1), an elevator (2), a cab (3), a first centrifugal fan (4-1), a second centrifugal fan (4-2), a third centrifugal fan (4-3), a chassis (5), an engine (6), a peeler grain recovery device (7) and a cluster box (8); the corn harvester is characterized in that a header (1) is arranged at the front end of the corn harvester, a chassis (5) is arranged at the bottom of the corn harvester, an elevator (2) used for conveying the ears harvested by the header (1) to a peeling machine seed recovery device (7) from bottom to top is arranged in the middle of the corn harvester, a cab (3) and an engine (6) are respectively located at two sides of the elevator (2), the elevator is arranged above the chassis (5), the peeling machine seed recovery device (7) is connected with the tail end of the elevator (2), an ear box (8) connected with the peeling machine seed recovery device (7) is further arranged on the corn harvester, and a first centrifugal fan (4-1), a second centrifugal fan (4-2) and a third centrifugal fan (4-3) are further arranged on the elevator (2).
2. A four-wheel drive four-row corn harvester according to claim 1, characterized in that the row spacing of the header (1) is 550-650mm.
3. A four-wheel drive four-row corn harvester according to claim 2, wherein the middle part of the header (1) is connected with the front end of the elevator (2).
4. A four-wheel drive four-row corn harvester according to claim 2, characterized in that the header (1) is further provided with a front straw breaker.
5. The four-wheel-drive four-row corn harvester according to claim 1, wherein the chassis (5) is provided with a front drive shaft (9) connected with the front drive wheel, and the four-wheel-drive chassis (5) is provided with a rear drive shaft (10) connected with the rear drive wheel.
6. A four-wheel drive four-row corn harvester according to claim 5, wherein the wheel track of the front and rear driving wheels of the chassis (5) is 1830mm.
7. A four-wheel drive four-row corn harvester according to claim 5, characterized in that the chassis (5) is further provided with a mechanical and hydraulic gearbox.
8. A four-wheel drive four-row corn harvester according to claim 1, wherein the first centrifugal fan (4-1) is located in the middle of the elevator (2).
9. A four-wheel drive four-row corn harvester according to claim 1, wherein the second centrifugal fan (4-2) is located in a forward position on top of the elevator (2).
10. A four-wheel drive four-row corn harvester according to claim 1, wherein the third centrifugal fan (4-3) is located at a position further back than the top end of the elevator (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322242153.4U CN220606584U (en) | 2023-08-21 | 2023-08-21 | Four-wheel-drive four-row corn harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322242153.4U CN220606584U (en) | 2023-08-21 | 2023-08-21 | Four-wheel-drive four-row corn harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220606584U true CN220606584U (en) | 2024-03-19 |
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ID=90228703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322242153.4U Active CN220606584U (en) | 2023-08-21 | 2023-08-21 | Four-wheel-drive four-row corn harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220606584U (en) |
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2023
- 2023-08-21 CN CN202322242153.4U patent/CN220606584U/en active Active
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