CN216982604U - Self-propelled wheel type grain combine harvester - Google Patents
Self-propelled wheel type grain combine harvester Download PDFInfo
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- CN216982604U CN216982604U CN202121892344.XU CN202121892344U CN216982604U CN 216982604 U CN216982604 U CN 216982604U CN 202121892344 U CN202121892344 U CN 202121892344U CN 216982604 U CN216982604 U CN 216982604U
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Abstract
The utility model discloses a self-propelled wheel type grain combine harvester which comprises a rack, a front axle and a rear axle, wherein the front axle and the rear axle are arranged at the lower end of the rack and are used for mounting travelling wheels, a cab is arranged at the left end of the rack, a harvesting assembly for cutting off and harvesting crops is arranged at the end part of the rack close to the cab, and an inclined conveyor for conveying materials is arranged at a discharge port of the harvesting assembly. The threshing chamber adopts a tangential flow roller and a longitudinal axial flow roller, the feeding is smooth, and the threshing is efficient; the engine is arranged in front, and the transmission is simple and reliable; the grain tank can adopt a dumping type or a packing auger high-position grain unloading mode, and the two grain unloading modes are simple and efficient.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a self-propelled wheel type grain combine harvester.
Background
The harvester is a machine for integrally harvesting crops. The harvesting and threshing are completed at one time, the grains are collected in a storage bin, then the grains are conveyed to a transport vehicle through a conveying belt, the grains can also be harvested manually, the straws of the crops such as rice, wheat and the like are laid in the field, and then the grains are picked up and threshed by a grain harvesting machine. A crop harvesting machine for harvesting grain crop seeds and straws of rice, wheat and the like.
The existing harvester has a complex structure and high cost, and based on the structure, the simplified self-propelled wheel type grain combine harvester is provided.
Disclosure of Invention
The utility model aims to provide a self-propelled wheel type grain combine harvester, which solves the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a from walking wheeled cereal combine, includes the frame and sets up front axle and the rear axle that is used for installing the walking wheel at its lower extreme, the driver's cabin is installed to the frame left end, and the frame tip that is close to the driver's cabin is equipped with the header body and is used for cutting off the subassembly of reaping that reaps with crops, the discharge gate department of reaping the subassembly is equipped with the slope conveyer that is used for carrying the material, the output of slope conveyer is connected with the feed end of threshing assembly, threshing assembly is used for threshing the ear of grain on the crop straw, threshing assembly's discharge end connection is used for carrying out the screening subassembly of screening to the ear of grain.
As a further scheme of the utility model: the harvesting assembly comprises a reel for shifting the grains to one side of the inclined conveyor and a cutter arranged at the lower side of the reel for cutting off the roots of the grains, and a feeding auger for further pushing the grains is further arranged in the shifting direction of the reel.
As a further scheme of the utility model: threshing component flows cylinder and upper cover deflector and is used for the separation plate of threshing including surely flowing cylinder, axis of ordinates, is equipped with the axis of ordinates that is used for separating out seed grain, chaff, garrulous stem straw on the axis of ordinates flows the cylinder concave plate, surely flows the inside surely flowing concave plate that is equipped with of cylinder that is used for the separation that surely flows, axis of ordinates flows cylinder and upper cover deflector cooperation and is used for guiding cereal rearward screw motion, axis of ordinates flows cylinder discharge gate position and is equipped with the grass discharging wheel that is used for carrying long stem straw and is used for scattering the ware of throwing on ground evenly with long stem straw.
As a further scheme of the utility model: the screening component comprises a cleaning chamber, wherein a shaking plate and a double-layer stepped screen for primarily screening materials and air duct airflow for air separation are arranged in the cleaning chamber; a grain auger for conveying materials is arranged below the double-layer stepped sieve, a grain conveying cylinder and a grain conveying fan which is arranged on the grain conveying cylinder and used for auxiliary feeding are arranged at the discharge port of the grain auger, and the discharge port of the grain conveying cylinder is connected with a grain tank.
As a further scheme of the utility model: the double-layer stepped sieve comprises an upper sieve and a lower sieve, the rear-section impurity sieve holes of the lower sieve correspond to the inlet of the impurity auger, and the outlet of the impurity auger is connected with a re-thresher which is used for re-threshing the materials and throwing the materials back to the upper sieve.
As a still further scheme of the utility model: the tail of the rack is provided with an oil tank, and an engine is mounted on the rack close to the cab.
As a further scheme of the utility model: the grain tank is provided with a grain tank bottom auger, a grain tank vertical auger and a grain tank top auger for conveying grains.
Compared with the prior art, the utility model has the beneficial effects that: the grain harvester has the advantages of compact structure, flexibility, high operating efficiency, multiple purposes and good harvesting quality, and can complete the whole-course harvesting operation of cutting, conveying, cleaning and separating, grain collecting and grain unloading and loading of grains at one time. The threshing chamber adopts a tangential flow roller and a longitudinal axial flow roller, the feeding is smooth, and the threshing is efficient; the engine is arranged in front, and the transmission is simple and reliable; the grain tank can adopt a dumping type or a packing auger high-position grain unloading mode, and the two grain unloading modes are simple and efficient.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a rear view of the structure of the present invention.
Wherein: 1. a reel; 2. cutting the table body; 3. feeding a packing auger; 4. an inclined conveyor; 5. a cab; 6. a front axle; 7. a frame; 8. a tangential flow roller; 9. an engine; 10. a longitudinal axial flow drum; 11. a grain bin; 12. sieving; 13. sieving; 14. a grass discharging wheel; 15. an oil tank; 16. a spreader; 17. a rear axle; 18. a longitudinal axis flow-concave plate; 19. a screen box; 20. a rethresher; 21. a grain conveying cylinder; 22. a shaking plate; 23. a grain conveying fan; 24. a cleaning fan; 25. a tangential flow concave plate; 26. and a cutter.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, in an embodiment of the present invention, a self-propelled wheel type grain combine harvester includes a frame 7, and a front axle 6 and a rear axle 17 provided at a lower end thereof for mounting traveling wheels, wherein a cab 5 is mounted at a left end of the frame 7, a header body 2 and a harvesting assembly for cutting off and harvesting crops are provided at an end of the frame 7 close to the cab 5, an inclined conveyor 4 for conveying materials is provided at a discharge port of the harvesting assembly, an output end of the inclined conveyor 4 is connected with a feed end of a threshing assembly, the threshing assembly is used for threshing grains on crop straws, and a discharge end of the threshing assembly is connected with a screening assembly for screening the grains;
the harvesting assembly comprises a reel 1 for shifting the grains to one side of the inclined conveyor 4 and a cutter 26 arranged at the lower side of the reel 1 for cutting off the roots of the grains, a feeding auger 3 for further pushing the grains is further arranged in the shifting direction of the reel 1, the grains are shifted to one side through the reel 1, the roots are cut by the cutter 26 at the moment, and the cut grains enter the inclined conveyor 4 under the conveying of the feeding auger 3 to finish the transmission;
the threshing component comprises a tangential flow roller 8, a longitudinal axis flow roller 10, an upper cover guide plate and a separation plate for threshing, wherein a longitudinal axis flow roller concave plate 18 for separating grains, chaffs and stalk scraps is arranged on the longitudinal axis flow roller 10, a tangential flow concave plate 25 for separating is arranged in the tangential flow roller 8, the longitudinal axis flow roller 10 and the upper cover guide plate are matched for guiding grains to move backwards in a spiral manner, a grass discharging wheel 14 for conveying long stalk straws and a throwing device 16 for uniformly scattering the long stalk straws to the ground are arranged at a discharge port of the longitudinal axis flow roller 10;
the screening component comprises a cleaning chamber, wherein a shaking plate 22 and a double-layer ladder screen for primarily screening materials and air duct airflow for winnowing are arranged in the cleaning chamber;
a grain auger for conveying materials is arranged below the double-layer stepped sieve, a grain conveying cylinder 21 and a grain conveying fan 23 which is arranged on the grain conveying cylinder and used for auxiliary feeding are arranged at the discharge port of the grain auger, and the discharge port of the grain conveying cylinder 21 is connected with the grain tank 11;
the double-layer stepped sieve comprises an upper sieve 12 and a lower sieve 13, the rear-section impurity sieve hole of the lower sieve 13 corresponds to the inlet of the impurity packing auger, and the outlet of the impurity packing auger is connected with a re-thresher 20 for re-threshing the material and throwing the material back to the upper sieve 12;
an oil tank 15 is arranged at the tail part of the frame 7, and an engine 9 is arranged on the frame 7 close to the cab 5.
The working principle of the utility model is as follows: the reel 1 firstly pulls and guides the grains backwards to the cutter 26, simultaneously, after the cutter cuts the grains, the reel 1 continuously pushes the grains to the header feeding auger 3, the feeding auger 3 pushes and collects the cut grains to the feeding inlet at the middle part of the header, the feeding auger 3 pulls the grains to the inclined conveyor 4 by the telescopic teeth of the feeding auger 3, the grains are sent to the tangential flow roller 8 by the chain harrow of the inclined conveyor 4 for threshing, then the grains are thrown into the longitudinal axial flow roller 10 tangentially, the grains move backwards spirally under the action of the longitudinal axial flow roller and the upper cover guide plate, the threshing and the separation are completed under the action of the separation plate, and the long stalk straws fall into the straw discharging wheel 15 and then are thrown to the thrower 16 and are uniformly scattered to the ground.
The separated material from the roller concave plate 18 falls onto the shaking plate 22 of the cleaning and sorting room. The materials jump from front to back under the vibration of the shaking plate to layer, i.e. the grains sink, and the chaffs and the crushed stalks float upwards. When the chaff is pushed to the grid bars at the tail part, the mixture of grains, chaffs and the like falls down from the gaps of the grid bars to form a material curtain, and the lighter chaffs and stalks are directly discharged out of the machine under the action of the cleaning fan 24, thereby reducing the burden of the screen surface. The seeds fall into the front part of the screen box 19, and the broken stalks and impurities which are not sucked away are supported by the grid bars to be further separated and blown to the rear part or blown out of the machine body, so that the load of the screen surface is greatly reduced.
After primary separation, the materials enter a cleaning chamber, under the alternate action of air flow of an air duct and a double-layer stepped sieve, grains fall from sieve pores and are pushed and transported by a grain auger to the right, and the grains are sent into a grain tank 11 through a grain sending fan 23 and a grain sending barrel 21. Removing impurities and discharging the rest mixture. The un-completely stripped spike heads fall into a trash auger through a trash sieve hole at the rear section of a lower sieve 13, are pushed to a right-end rethresher 20, are rethreaded and thrown back to an upper sieve 12, and are cleaned again.
And after the grain box is full, the grain box is unloaded into the grain conveying vehicle through the grain box bottom auger, the grain box vertical auger and the grain box top auger.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.
Claims (6)
1. A self-propelled wheel type grain combine harvester comprises a rack (7), and a front axle (6) and a rear axle (17) which are arranged at the lower end of the rack and used for mounting travelling wheels, wherein a cab (5) is mounted at the left end of the rack (7), and the self-propelled wheel type grain combine harvester is characterized in that a header body (2) and a harvesting assembly used for cutting off and harvesting crops are arranged at the end part of the rack (7) close to the cab (5), an inclined conveyor (4) used for conveying materials is arranged at a discharge port of the harvesting assembly, the output end of the inclined conveyor (4) is connected with the feed end of a threshing assembly, the threshing assembly is used for threshing grains on crop straws, and the discharge end of the threshing assembly is connected with a screening assembly used for screening the grains;
threshing component includes surely flow cylinder (8), axis of ordinates flowing cylinder (10) and upper cover deflector and is used for the separation board of threshing, is equipped with on axis of ordinates flowing cylinder (10) and is used for separating out the axis of ordinates flowing cylinder notch board (18) of seed grain, chaff, garrulous stem straw, surely flows cylinder (8) inside and is equipped with surely flow notch board (25) that are used for the separation, axis of ordinates flowing cylinder (10) and upper cover deflector cooperation are used for guiding cereal rearward screw motion, axis of ordinates flowing cylinder (10) discharge gate position is equipped with row's grass wheel (14) that are used for carrying long stem straw and is used for scattering ware (16) evenly to ground with long stem straw.
2. The self-propelled wheeled grain combine harvester according to claim 1, characterized in that the harvesting assembly comprises a reel (1) for pulling the grain to one side of the inclined conveyor (4) and a cutter (26) arranged at the lower side thereof for cutting off the root of the grain, the pulling direction of the reel (1) being further provided with a feed auger (3) for pushing the grain further.
3. The self-propelled wheeled grain combine harvester of claim 1, wherein the screen assembly includes a cleaning compartment having a shaker deck (22) and a double-deck ladder screen for primary screening of material and a duct airflow for air separation therein; a grain auger for conveying materials is arranged below the double-layer stepped sieve, a grain conveying cylinder (21) and a grain conveying fan (23) which is arranged on the grain conveying cylinder and used for auxiliary feeding are arranged at the discharge port of the grain auger, and the discharge port of the grain conveying cylinder (21) is connected with a grain tank (11).
4. The self-propelled wheeled grain combine harvester according to claim 3, wherein the double-deck ladder screen comprises an upper screen (12) and a lower screen (13), the rear-section trash screen holes of the lower screen (13) correspond to the trash auger inlet, and the trash auger outlet is connected with a rethresher (20) for rethreshing the material and throwing the material back to the upper screen (12).
5. Self-propelled wheeled grain combine harvester according to claim 1, characterised in that the frame (7) is provided at its rear with an oil tank (15) and that the frame (7) near the cab (5) is provided with an engine (9).
6. The self-propelled wheel type grain combine harvester according to claim 3, wherein the grain tank (11) is provided with a grain tank bottom auger, a grain tank vertical auger and a grain tank top auger for conveying grains.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121892344.XU CN216982604U (en) | 2021-08-13 | 2021-08-13 | Self-propelled wheel type grain combine harvester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121892344.XU CN216982604U (en) | 2021-08-13 | 2021-08-13 | Self-propelled wheel type grain combine harvester |
Publications (1)
Publication Number | Publication Date |
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CN216982604U true CN216982604U (en) | 2022-07-19 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202121892344.XU Active CN216982604U (en) | 2021-08-13 | 2021-08-13 | Self-propelled wheel type grain combine harvester |
Country Status (1)
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CN (1) | CN216982604U (en) |
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2021
- 2021-08-13 CN CN202121892344.XU patent/CN216982604U/en active Active
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