CN218514825U

CN218514825U - Grain combine harvester

Info

Publication number: CN218514825U
Application number: CN202222868455.8U
Authority: CN
Inventors: 王桂民; 何松; 朱永丰; 朱现学; 秦永峰; 陈芳勇; 李建香; 武小伟; 韩新华; 亓文正; 郑月男
Original assignee: Weichai Lovol Intelligent Agricultural Technology Co Ltd
Current assignee: Weichai Lovol Intelligent Agricultural Technology Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-24
Anticipated expiration: 2032-10-28

Abstract

The utility model provides a grain combine, it includes: the transfer case comprises a vehicle body, a pair of axial flow rollers, an engine and a transfer case, wherein the pair of axial flow rollers are arranged on the vehicle body, the pair of axial flow rollers are adjacent and are arranged in parallel, the engine and the transfer case are both arranged on the vehicle body, the engine is connected with the transfer case, and the pair of axial flow rollers are both connected with the transfer case. The roller transmission adopts an integrated transmission case and a built-in wet clutch structure, the traditional belt clutch structure is cancelled, the transmission is simplified, and the reliability of the whole machine is improved. The double longitudinal axial flow threshing and separating system meets the threshing and separating requirements of crops with large feeding amount. The arrangement of large-scale harvesting machinery products is convenient, and the feeding amount of the harvester is improved.

Description

Grain combine harvester

Technical Field

The utility model relates to a harvester technical field especially relates to a grain combine.

Background

The large-scale grain combine harvester is just started, the existing technical route mainly comprises a single longitudinal axial flow, a double longitudinal axial flow, a tangential flow plus a single longitudinal axial flow, a tangential flow plus a double longitudinal axial flow, and the harvesting of crops such as wheat, corn, soybean and the like can be realized by replacing parts. The existing harvesters of several technical lines have belt clutch structure in main transmission, and the functional parts of the whole harvester are driven to operate mainly by belt transmission.

The upper limit of the transmission power of the existing belt clutch structure is small, and the feeding amount and the working efficiency of the harvester are limited to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the prior art is not enough, and provides a grain combine harvester.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a grain combine, comprising: the transfer case comprises a vehicle body, a pair of axial flow rollers, an engine and a transfer case, wherein the pair of axial flow rollers are arranged on the vehicle body, the pair of axial flow rollers are adjacent and are arranged in parallel, the engine and the transfer case are both arranged on the vehicle body, the engine is connected with the transfer case, and the pair of axial flow rollers are both connected with the transfer case.

Adopt the utility model discloses technical scheme's beneficial effect is: the roller transmission adopts an integrated transmission case structure, the traditional belt clutch structure is cancelled, the transmission is simplified, and the reliability of the whole machine is improved. The double longitudinal axial flow threshing and separating system meets the threshing and separating requirements of crops with large feeding amount. The product arrangement of large-scale harvesting machinery is convenient, and the feeding amount of the harvester is improved.

Furthermore, the transfer case is connected with a traveling pump, a grain unloading mechanism, a chopping and grass discharging mechanism, a header mechanism, a cleaning mechanism and a grain collecting mechanism.

The beneficial effect of adopting the further technical scheme is that: the engine is directly connected with the transfer case, the transfer case outputs in five ways, and the roller is transmitted to the integrated roller transmission case through the stepless speed change wheel in one way.

Furthermore, a feeding wheel is arranged at the front part of the vehicle body and connected with the transfer case, the feeding wheel is adjacent to the pair of axial flow rollers, the pair of axial flow rollers are positioned in the middle of the vehicle body, and the engine and the transfer case are positioned at the rear part of the vehicle body.

The beneficial effect of adopting the further technical scheme is that: the technical route of 'feeding wheel + double longitudinal axial flow' is adopted, the feeding wheel is used for carrying out auxiliary feeding and acceleration on crops, and the working smoothness of the whole machine under the condition of large feeding amount is improved.

Further, a pair of the axial flow rollers is connected with the transfer case through a roller transmission case.

The beneficial effect of adopting the further technical scheme is that: the main transmission adopts a mode of a transfer case and an integrated roller transmission case, and has simple transmission route and high reliability.

Further, a gap bridge, a stone collecting groove, a gearbox, a fan, a pushing auger, a pre-cleaning sieve, a return plate, a seed elevator, an upper sieve, a lower sieve, a miscellaneous residual elevator, a weed discharging wheel, a rear axle, a chopper, a grain discharging barrel, engine aftertreatment, an air filter, a water tank, a grain tank and a cab are arranged on the vehicle body, the gap bridge is arranged at the front part of the vehicle body, the stone collecting groove, the gearbox, the fan, the pushing auger and the cab are all arranged at the front part of the vehicle body, the pre-cleaning sieve, the return plate, the seed elevator, the upper sieve, the lower sieve, the miscellaneous residual elevator, the weed discharging wheel and the grain tank are all arranged at the middle part of the vehicle body, and the rear axle, the chopper, the grain discharging barrel, the engine aftertreatment, the air filter and the water tank are all arranged at the rear part of the vehicle body.

The beneficial effect of adopting the further technical scheme is that: the structure and the installation position of each part of the harvester are designed, so that the harvester is convenient to install and maintain, the structure is compact, and the stability and the reliability of the harvester are improved.

Furthermore, the stone collecting groove is located on the rear side of the gap bridge, the gearbox is located below the stone collecting groove, the pushing auger is located below the pair of axial flow rollers, the fan is located below the pushing auger, the pre-cleaning sieve is located below the front side of the return plate, the upper sieve is located below the return plate, the lower sieve is located below the upper sieve, the grain elevator and the miscellaneous elevator are located below the lower sieve, the grain elevator is located on the front side of the miscellaneous elevator, the grass discharge wheel is located above the return plate, the rear bridge and the chopper are located below the rear portion of the car body, the water tank, the air filter, the engine aftertreatment and the grain discharge cylinder are sequentially arranged from front to back, the grain tank is located above the middle of the car body, and the cab is located above the front portion of the car body.

Furthermore, the grain tank is provided with a first grain tank bottom auger and a second grain tank bottom auger, the pre-cleaning sieve is provided with a sieve box driving shaft, and the fan, the grain elevator, the chopper, the grass discharging wheel, the first grain tank bottom auger and the second grain tank bottom auger as well as the sieve box driving shaft are all connected with the transfer case.

The beneficial effect of adopting the further technical scheme is that: the arrangement of the transmission routes and the transmission connection relations of all the parts is convenient for the transmission connection among the parts, reduces the loss in the transmission routes and improves the stability and the reliability of the harvester.

Furthermore, the fan, the grain elevator, the chopper, the grass discharge wheel, the first grain tank bottom auger, the second grain tank bottom auger and the power input of the screen box driving shaft are all connected from the transfer case.

The beneficial effect of adopting the further technical scheme is that: the arrangement of the transmission routes and the transmission connection relations of all the parts is convenient for the transmission connection among the parts, reduces the loss in the transmission routes, improves the stability and the reliability of the harvester, and reduces the cost.

Further, a pair of the axial flow rollers is provided along the front-rear direction of the vehicle body.

The beneficial effect of adopting the further technical scheme is that: forming a double longitudinal axial flow threshing and separating system.

Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of a grain combine harvester according to an embodiment of the present invention.

Fig. 2 is a second schematic structural diagram of a grain combine harvester according to an embodiment of the present invention.

Fig. 3 is a third schematic structural view of a grain combine harvester according to an embodiment of the present invention.

Fig. 4 is a fourth schematic structural view of the grain combine harvester provided by the embodiment of the present invention.

Fig. 5 is a fifth schematic structural view of a grain combine harvester according to an embodiment of the present invention.

The reference numbers illustrate: 1. bridging; 2. a stone collecting groove; 3. a feed wheel; 4. a gearbox; 5. an axial flow drum; 6. a fan; 7. pushing the packing auger; 8. pre-cleaning and screening; 9. a return tray; 10. a kernel elevator; 11. sieving; 12. sieving; 13. a miscellaneous goods elevator; 14. a grass discharging wheel; 15. a rear axle; 16. a chopper; 17. unloading the grain cylinder; 18. performing aftertreatment on the engine; 19. an air cleaner; 20. A water tank; 21. an engine; 22. a transfer case; 23. a roller transmission case; 24. a grain bin; 25. a cab; 26. a vehicle body; 27. a first grain bin bottom auger; 28. a second grain tank bottom auger; 29. a screen box drive shaft; 30. a walking pump; 31. a grain unloading mechanism; 32. a straw chopping and discharging mechanism; 33. a header mechanism; 34. a cleaning mechanism; 35. grain collecting mechanism.

Detailed Description

The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, an embodiment of the present invention provides a grain combine harvester, which includes: the transfer case comprises a car body 26, a pair of axial flow rollers 5, an engine 21 and a transfer case 22, wherein the pair of axial flow rollers 5 are installed on the car body 26, the pair of axial flow rollers 5 are adjacent and are arranged in parallel, the engine 21 and the transfer case 22 are installed on the car body 26, the engine 21 is connected with the transfer case 22, and the pair of axial flow rollers 5 is connected with the transfer case 22.

Adopt the utility model discloses technical scheme's beneficial effect is: the roller transmission adopts an integrated transmission case structure, the roller transmission adopts an integrated transmission case and a built-in wet clutch structure, the traditional belt clutch structure is cancelled, the transmission is simplified, and the reliability of the whole machine is improved. The double longitudinal axial flow threshing and separating system meets the threshing and separating requirements of crops with large feeding amount. The arrangement of large-scale harvesting machinery products is convenient, and the feeding amount of the harvester is improved.

The technical route of 'feeding wheel + double longitudinal axial flow' is adopted, and the main clutch and the roller transmission adopt an integrated transmission case structure.

As shown in fig. 5, the transfer case 22 is further connected with a traveling pump 30, a grain unloading mechanism 31, a grass chopping and discharging mechanism 32, a header mechanism 33, a cleaning mechanism 34 and a grain collecting mechanism 35.

The beneficial effect of adopting the further technical scheme is that: the engine is directly connected with the transfer case, five paths of outputs of the transfer case are provided, and one path of the roller is transmitted to the integrated roller transmission case through the stepless speed change wheel.

As shown in fig. 1 to 5, further, a front portion of the vehicle body 26 is provided with a feed wheel 3, the feed wheel 3 is connected to the transfer case 22, the feed wheel 3 is adjacent to a pair of axial flow rollers 5, the pair of axial flow rollers 5 is located in a middle portion of the vehicle body 26, and the engine 21 and the transfer case 22 are located at a rear portion of the vehicle body 26.

As shown in fig. 1 to 5, further, a pair of the axial flow drums 5 is connected to the transfer case 22 through a drum transmission case 23.

As shown in fig. 1 to 5, further, a gap bridge 1, a stone collecting groove 2, a gearbox 4, a fan 6, a pushing auger 7, a pre-cleaning sieve 8, a returning disc 9, a grain elevator 10, an upper sieve 11, a lower sieve 12, a miscellaneous residual elevator 13, a weed discharging wheel 14, a rear bridge 15, a chopper 16, a grain discharging cylinder 17, an engine post-treatment 18, an air filter 19, a water tank 20, a grain tank 24 and a cab 25 are arranged on the vehicle body 26, the gap bridge 1 is arranged on the front portion of the vehicle body 26, the stone collecting groove 2, the gearbox 4, the fan 6, the pushing auger 7 and the cab 25 are all arranged on the front portion of the vehicle body 26, the pre-cleaning sieve 8, the returning disc 9, the elevator 10, the upper sieve 11, the lower sieve 12, the miscellaneous residual elevator 13, the weed discharging wheel 14 and the grain tank 24 are all arranged on the middle portion of the vehicle body 26, and the rear bridge 15, the chopper 16, the air filter 17, the engine post-treatment tank 18 and the air filter 20 are all arranged on the rear portion of the vehicle body 26.

As shown in fig. 1 to 5, further, the stone collecting trough 2 is located at the rear side of the gap bridge 1, the gearbox 4 is located below the stone collecting trough 2, the pushing auger 7 is located below a pair of axial flow rollers 5, the fan 6 is located below the pushing auger 7, the pre-cleaning sieve 8 is located below the front side of the returning tray 9, the upper sieve 11 is located below the returning tray 9, the lower sieve 12 is located below the upper sieve 11, the kernel elevator 10 and the miscellaneous residue elevator 13 are located below the lower sieve 12, the kernel elevator 10 is located at the front side of the miscellaneous residue elevator 13, the weed discharging wheels 14 are located above the returning tray 9, the rear bridge 15 and the shredder 16 are located below the rear portion of the car body 26, the water tank 20, the air filter 19, the engine post-treatment 18 and the grain discharging tube 17 are sequentially arranged from front to rear, and the front portion of the car body 25 is located above the car body 26.

As shown in fig. 1 to 5, further, the grain tank 24 is provided with a first grain tank bottom auger 27 and a second grain tank bottom auger 28, the pre-cleaning sieve 8 is provided with a sieve box driving shaft 29, and the fan 6, the grain elevator 10, the chopper 16, the grass discharging wheel 14, the first grain tank bottom auger 27, the second grain tank bottom auger 28 and the sieve box driving shaft 29 are all connected with the transfer case 22.

As shown in fig. 1 to 5, further, the fan 6, the grain elevator 10, the chopper 16, the grass discharge wheel 14, the first and second grain tank bottom augers 27 and 28, and the screen box driving shaft 29 are all connected with the transfer case 22 through belts.

Wherein, as the alternative of belt, can carry out the transmission through chain, gear etc. according to actual need.

As shown in fig. 1 to 5, a pair of axial rollers 5 is provided in the front-rear direction of the vehicle body.

The utility model discloses cereal combine can be multi-functional cereal combine, adopts "feeding wheel + two vertical axial flow" technical route, and the feeding wheel carries out the supplementary feeding of crop and accelerates, improves complete machine work smoothness nature under the big feeding volume condition, and two vertical axial flow threshing separation system satisfy big feeding volume crop threshing separation requirement.

The whole machine main transmission adopts an integrated transmission case structure, the traditional belt clutch structure is cancelled, the transmission is simplified, and the whole machine reliability is improved.

A feeding wheel, a double longitudinal axial flow technical route and a host machine integrated transmission mode. The engine 21 is directly connected with the transfer case 22, the transfer case 22 outputs five paths, and one path of the roller (axial flow roller 5) is transmitted to the integrated roller transmission case 23 through the stepless speed change wheel.

The feeding wheel and the double longitudinal axial flow are convenient for the product arrangement of large-scale harvesting machinery, and the feeding amount of the harvester is improved. The main transmission adopts a mode of a transfer case and an integrated roller transmission case, and has simple transmission route and high reliability.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A grain combine harvester, comprising: the transfer case comprises a vehicle body (26), a pair of axial flow rollers (5), an engine (21) and a transfer case (22), wherein the pair of axial flow rollers (5) are installed on the vehicle body (26), the pair of axial flow rollers (5) are adjacent and are arranged in parallel, the engine (21) and the transfer case (22) are installed on the vehicle body (26), the engine (21) is connected with the transfer case (22), and the pair of axial flow rollers (5) is connected with the transfer case (22).

2. The grain combine harvester according to claim 1, wherein the transfer case (22) is connected with a walking pump (30), a grain unloading mechanism (31), a chopping and grass discharging mechanism (32), a header mechanism (33), a cleaning mechanism (34) and a grain collecting mechanism (35).

3. A grain combine harvester according to claim 1, characterised in that the front part of the body (26) is provided with a feed wheel (3), the feed wheel (3) is connected with the transfer case (22), the feed wheel (3) is adjacent to a pair of axial rollers (5), the pair of axial rollers (5) is located in the middle of the body (26), and the engine (21) and the transfer case (22) are located at the rear part of the body (26).

4. A grain combine harvester according to claim 1, characterised in that a pair of the axial rollers (5) is connected to the transfer case (22) by means of a roller transmission case (23).

5. The grain combine harvester according to claim 1, wherein a bridge (1), a stone collecting tank (2), a gearbox (4), a fan (6), a pushing auger (7), a pre-cleaning sieve (8), a return pan (9), a grain elevator (10), an upper sieve (11), a lower sieve (12), a miscellaneous elevator (13), a weed discharge wheel (14), a rear axle (15), a chopper (16), a grain discharge cylinder (17), an engine aftertreatment (18), an air cleaner (19), a water tank (20), a grain tank (24) and a cab (25) are arranged on the vehicle body (26), the bridge (1) is arranged in front of the vehicle body (26), the stone collecting tank (2), the gearbox (4), the fan (6), the pushing auger (7) and the cab (25) are arranged in front of the vehicle body (26), the pre-cleaning sieve (8), the return pan (9), the grain elevator (10), the upper sieve (11), the lower sieve (12), the miscellaneous elevator (13), the weed discharge wheel (13), the rear sieve (24) and the weed discharge wheel (14), the rear sieve (13), the grain discharge wheel (14), the grain discharge wheel (13), the garbage discharge wheel (13), the rear sieve (13), the garbage elevator (25) are arranged in the vehicle body (26), the middle of the vehicle body (26) and the vehicle body (26) are arranged on the vehicle body (26), the chopper (16), the grain discharge barrel (17), the engine aftertreatment (18), the air filter (19) and the water tank (20) are all installed at the rear part of the vehicle body (26).

6. A grain combine harvester according to claim 5, characterised in that the trough (2) is located at the rear side of the bridge (1), the gear box (4) is positioned below the stone collecting groove (2), the pushing auger (7) is positioned below the axial flow rollers (5), the fan (6) is positioned below the pushing auger (7), the pre-cleaning sieve (8) is positioned below the front side of the return disc (9), the upper screen (11) is positioned below the return disc (9), the lower screen (12) is positioned below the upper screen (11), the kernel elevator (10) and the impurity elevator (13) are positioned below the lower screen (12), the kernel elevator (10) is positioned at the front side of the impurity elevator (13), the grass discharging wheel (14) is positioned above the return disc (9), the rear axle (15) and the shredder (16) are located below the rear of the vehicle body (26), the water tank (20), the air filter (19), the engine aftertreatment (18) and the grain unloading barrel (17) are sequentially arranged from front to back, the grain tank (24) is positioned above the middle part of the vehicle body (26), the cab (25) is located above the front of the vehicle body (26).

7. The grain combine harvester according to claim 5, wherein the grain tank (24) is provided with a first grain tank bottom auger (27) and a second grain tank bottom auger (28), the pre-cleaning sieve (8) is provided with a sieve box driving shaft (29), and the fan (6), the grain elevator (10), the chopper (16), the weed discharge wheel (14), the first grain tank bottom auger (27), the second grain tank bottom auger (28) and the sieve box driving shaft (29) are connected with the transfer case (22).

8. A combine harvester according to claim 1, wherein a pair of the axial rollers (5) are provided in a front-rear direction of the vehicle body.