CN214757905U - Potato harvester with mulching film winding function - Google Patents
Potato harvester with mulching film winding function Download PDFInfo
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- CN214757905U CN214757905U CN202121317328.8U CN202121317328U CN214757905U CN 214757905 U CN214757905 U CN 214757905U CN 202121317328 U CN202121317328 U CN 202121317328U CN 214757905 U CN214757905 U CN 214757905U
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- frame
- potato
- film winding
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- soil
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Abstract
The utility model discloses a potato harvester with plastic film winding function, frame upper portion is equipped with the traction frame, the traction frame lower part is equipped with the gearbox, frame lower part one side is equipped with the digger blade of slope arrangement below the slant, frame upper portion both sides are equipped with the mount, the mount of both sides is gone up to rotate and is connected with the third pivot, the both ends of third pivot are equipped with the drive bevel gear, the right-hand member of third pivot is equipped with the driven pulleys, drive pulleys and driven pulleys pass through the belt and connect, the mount lower part is connected with the fourth pivot through the bearing frame rotation, the fourth pivot outside is equipped with twines the membrane roller, fourth pivot upper end is equipped with the driven bevel gear with the drive bevel gear meshing; the potato and soil separating device is arranged on the inner side of the frame. The utility model discloses set up in the anterior both sides of frame and twined the membrane roller, dig the shovel back with soil, twine the membrane roller and collect the plastic film, reduced the work load of follow-up plastic film clearance, guaranteed the effect of potato soil separation.
Description
Technical Field
The utility model belongs to the technical field of agricultural machine, in particular to potato harvester who possesses plastic film winding function.
Background
Potatoes are common crops, can be eaten as grains or vegetables, are called five world crops together with wheat, rice, corn and sorghum, are planted in a ridge and then are covered with mulching films in order to reduce soil moisture evaporation and heat loss, and the major producing areas of the existing potato crops adopt a ridge culture mode in a large quantity, so that light energy can be effectively utilized; at present, the harvester is generally adopted in potato results, and current harvester generally utilizes haulage vehicles such as tractors to pull, utilizes digger blade to dig out the potato together with soil, then utilizes the earth separation of potato soil separator on with the potato, but current harvester is when using, can't clear up the plastic film on the furrow ridge, has not only increased the work load of follow-up plastic film clearance, still influences the effect of potato soil separation.
Disclosure of Invention
The utility model aims at overcoming not enough among the prior art, providing a potato harvester who possesses plastic film winding function, set up in the anterior both sides of frame and twined the membrane roller, dig the soil shovel and shovel the back with soil, twine the membrane roller and collect the plastic film, reduced the work load of follow-up plastic film clearance, guaranteed the effect of potato soil separation.
In order to realize the purpose, the utility model discloses a technical scheme is:
a potato harvester with a mulching film winding function comprises a rack and a potato-soil separating device, wherein a traction frame is arranged at the upper part of the rack, a gearbox is arranged at the lower part of the traction frame, an input shaft of the gearbox is connected with a traction machine, a first driving sprocket is arranged at one end of an output shaft of the gearbox, a driving pulley is arranged at one side of the first driving sprocket, a digging shovel which is obliquely arranged downwards is arranged at one side of the lower part of the rack and used for digging out potatoes and soil, a vertical arm is arranged at the rear part of the rack, and the lower end of the vertical arm is rotationally connected with a land wheel; fixing frames are arranged on two sides of the upper portion of the rack, a third rotating shaft is rotatably connected to the fixing frames on the two sides, a driving bevel gear is arranged at two ends of the third rotating shaft, a driven belt wheel is arranged at the right end of the third rotating shaft, the driving belt wheel is connected with the driven belt wheel through a belt, a fourth rotating shaft is rotatably connected to the lower portion of the fixing frame through a bearing seat, a film winding roller is arranged outside the fourth rotating shaft, and a driven bevel gear meshed with the driving bevel gear is arranged at the upper end of the fourth rotating shaft; potato soil separator sets up in the frame inboardly, potato soil separator is including setting up the second pivot at the frame front end, setting up the first pivot in the frame rear end, first pivot both ends are equipped with the drive roll, and first pivot right-hand member is equipped with first driven sprocket, and first drive sprocket passes through the chain with first driven sprocket and is connected, second pivot both ends are equipped with the driven voller, and drive roll and driven voller pass through the conveyer belt and connect, are connected with a plurality of sieve poles on the conveying roller of both sides.
When the potato soil separation device is used, one end of a mulching film is wound on the film winding roller for several circles to fix the mulching film on the film winding roller, the digging shovel digs potatoes and soil and conveys the potatoes and the soil to the potato soil separation device along with the advance of a traction machine, the first driving chain wheel drives the first driven chain wheel to rotate through the chain, so that the sieve bars on the potato soil separation device are driven to rotate, the soil falls from gaps among the sieve bars, and the potatoes are conveyed to the rear part of the harvester; meanwhile, a driving belt wheel at one end of the output shaft drives a driven belt wheel to rotate through a belt, the driven belt wheel drives a third rotating shaft to rotate, two ends of the third rotating shaft drive a film winding roller on a fourth rotating shaft to rotate through bevel gear transmission, and after the soil digging shovel shovels soil, the film winding roller collects mulching films, so that the workload of subsequent mulching film cleaning is reduced, and the effect of potato-soil separation is ensured.
As a further preferred mode of the technical scheme, two sides of the front portion of the traction frame are hinged with hydraulic rods, the upper ends of the hydraulic rods are hinged with a traction machine (not shown in the figure), and the hydraulic rods are convenient for adjusting the height of the front end of the frame, so that the digging depth of the digging shovel is adjusted, and the potato harvester is suitable for harvesting potatoes with different burial depths.
As a further preferred option of the technical scheme, a sleeve is arranged outside the vertical arm with a gap, the upper end of the sleeve is fixedly connected with an end cover, the middle part of the end cover is connected with a hand wheel through a bearing, the lower end of the hand wheel is provided with a screw rod, and the middle part of the vertical arm is provided with a threaded hole in threaded fit with the screw rod; when the harvester is used, the height of the rear end of the rack is adjusted according to the water content of soil, so that the inclination angle of the potato-soil separating device is adjusted, and the soil is convenient to fall.
As a further preferred of this technical scheme, frame rear portion both sides are equipped with the deflector, and the rear end of deflector is to the inboard slope of frame, is convenient for collect the potato of results to the middle part on ditch ridge, the deflector lower part is equipped with a plurality of buffering rakes of evenly arranging, and the inboard lower part slope of buffering rakes to the frame is arranged, and the buffering rakes have avoided the potato directly to fall and cause the damage.
As a further preferred option of the technical solution, one end of the guide plate is fixedly connected with the inner wall of the frame, the rear end of the frame is in threaded connection with an L-shaped ejector rod, the left side of the ejector rod is rotatably connected with an ejector wheel, and the ejector wheel is in contact with the rear side wall of the guide plate; the guide width of the rear end of the guide plate is adjusted according to the width of the furrows and ridges, so that the accuracy of the falling point of the potatoes is guaranteed.
As a further optimization of the technical scheme, a second driving sprocket is arranged on the left side of the first rotating shaft, a fifth rotating shaft is arranged in the middle of the frame and arranged between the sieve rods on the two sides of the potato-soil separation device, a second driven sprocket is arranged at one end of the fifth rotating shaft, the second driving sprocket and the second driven sprocket are connected through a chain, connecting plates are arranged at the two ends of the fifth rotating shaft, vibrating wheels are movably connected to the two ends of the connecting plates, the vibrating wheels are arranged right below the conveying belt, and the distance between the axis of the fifth rotating shaft and the outer sides of the vibrating wheels is greater than the distance between the axis of the fifth rotating shaft and the lower surface of the conveying belt; the first rotating shaft drives the fifth rotating shaft to rotate through chain transmission, and the rapping wheels at the two ends of the fifth rotating shaft perform intermittent rapping on the conveying belt, so that the potato-soil separation effect is enhanced.
As a further preferred of this technical scheme, the sieve pole both ends are passed through the bolt and are connected with conveyer belt detachably, and the maintenance of the sieve pole of not only being convenient for is changed, and through the sieve pole of installing different quantity, the clearance of the adjacent sieve pole of the adjustment of being convenient for is applicable to different varieties, not equidimension potato results and uses moreover.
The utility model has the advantages that:
1) the utility model discloses set up in the anterior both sides of frame and twined the membrane roller, dig the shovel back with soil, twine the membrane roller and collect the plastic film, reduced the work load of follow-up plastic film clearance, guaranteed the effect of potato soil separation.
2) The hydraulic rods are hinged to two sides of the front portion of the traction frame, the upper ends of the hydraulic rods are hinged to the traction machine, and the hydraulic rods are convenient for adjusting the height of the front end of the frame, so that the digging depth of the digging shovel is adjusted, and the potato harvester is suitable for harvesting potatoes with different burial depths.
3) A sleeve is arranged outside the vertical arm in a clearance manner, the upper end of the sleeve is fixedly connected with an end cover, the middle part of the end cover is connected with a hand wheel through a bearing, the lower end of the hand wheel is provided with a screw rod, and the middle part of the vertical arm is provided with a threaded hole in threaded fit with the screw rod; when the harvester is used, the height of the rear end of the rack is adjusted according to the water content of soil, so that the inclination angle of the potato-soil separating device is adjusted, and the soil is convenient to fall.
4) Frame rear portion both sides are equipped with the deflector, and the rear end of deflector inclines to the inboard of frame, is convenient for collect the potato of results to the middle part on ditch ridge, and the deflector lower part is equipped with a plurality of buffering rakes of evenly arranging, and the buffering is raked to the inboard lower part slope of frame and is arranged, and the buffering rake has avoided the potato directly to fall and has caused the damage.
5) One end of the guide plate is fixedly connected with the inner wall of the rack, the rear end of the rack is in threaded connection with an L-shaped ejector rod, the left side of the ejector rod is rotatably connected with an ejector wheel, and the ejector wheel is in contact with the rear side wall of the guide plate; the guide width of the rear end of the guide plate is adjusted according to the width of the furrows and ridges, so that the accuracy of the falling point of the potatoes is guaranteed.
6) A second driving sprocket is arranged on the left side of the first rotating shaft, a fifth rotating shaft is arranged in the middle of the rack and arranged between the sieve rods on the two sides of the potato-soil separation device, a second driven sprocket is arranged at one end of the fifth rotating shaft, the second driving sprocket and the second driven sprocket are connected through a chain, connecting plates are arranged at the two ends of the fifth rotating shaft, rapping wheels are movably connected at the two ends of the connecting plates and arranged right below the conveying belt, and the distance between the axis of the fifth rotating shaft and the outer sides of the rapping wheels is greater than the distance between the axis of the fifth rotating shaft and the lower surface of the conveying belt; the first rotating shaft drives the fifth rotating shaft to rotate through chain transmission, and the rapping wheels at the two ends of the fifth rotating shaft perform intermittent rapping on the conveying belt, so that the potato-soil separation effect is enhanced.
7) The sieve pole both ends are passed through the bolt and are connected with conveyer belt detachably, and the maintenance of the sieve pole of not only being convenient for is changed, and through the sieve pole of installing different quantity, the clearance of the adjacent sieve pole of the adjustment of being convenient for is applicable to different varieties, not equidimension potato results and uses moreover.
Drawings
FIG. 1 is a schematic structural view of a potato harvester with a plastic film winding function.
FIG. 2 is an enlarged view of the part A of FIG. 1 of the potato harvester with the function of plastic film winding.
FIG. 3 is a schematic structural view of a potato-soil separating device in a potato harvester with a function of plastic film winding.
FIG. 4 is a schematic view of the connection between the first rotating shaft and the fifth rotating shaft in the potato harvester with the function of plastic film winding.
FIG. 5 is a schematic view of the internal structure of a sleeve in a potato harvester with a function of plastic film winding.
FIG. 6 is a schematic view of the assembly of the guide plate and the frame in the potato harvester with the function of plastic film winding.
In the figure: 1. a frame; 2. a traction frame; 3. an input shaft; 4. a gearbox; 5. an output shaft; 6. a land wheel; 7. erecting an arm; 8. a sleeve; 9. a hand wheel; 10. a screw; 11. digging a soil shovel; 12. a potato soil separation device; 13. a drive roll; 14. a first rotating shaft; 15. a first driven sprocket; 16. a driven roller; 17. a second rotating shaft; 18. a first drive sprocket; 19. a driving pulley; 20. a driven pulley; 21. a third rotating shaft; 22. a fixed mount; 23. a drive bevel gear; 24. a driven bevel gear; 25. a fourth rotating shaft; 26. a film winding roller; 27. a screen bar; 28. a guide plate; 29. a buffer rake; 30. an L-shaped ejector rod; 31. a top wheel; 32. a second drive sprocket; 33. a fifth rotating shaft; 34. a second driven sprocket; 35. a connecting plate; 36. a rapping wheel; 37. a conveyor belt; 38. a hydraulic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-6, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, a particular orientation configuration, and operation, and therefore, should not be construed as limiting the present invention.
A potato harvester with a mulching film winding function comprises a rack 1 and a potato-soil separating device 12, wherein a traction frame 2 is arranged at the upper part of the rack 1, a gearbox 4 is arranged at the lower part of the traction frame 2, an input shaft 3 of the gearbox 4 is connected with a traction machine, a first driving sprocket 18 is arranged at one end of an output shaft 5 of the gearbox 4, a driving pulley 19 is arranged at one side of the first driving sprocket 18, a soil excavating shovel 11 which is obliquely arranged downwards is arranged at one side of the lower part of the rack 1 and used for excavating potatoes and soil, a vertical arm 7 is arranged at the rear part of the rack 1, and a land wheel 6 is rotatably connected to the lower end of the vertical arm 7; two sides of the upper part of the rack 1 are provided with fixing frames 22, the fixing frames 22 on two sides are rotatably connected with a third rotating shaft 21, two ends of the third rotating shaft 21 are provided with driving bevel gears 23, the right end of the third rotating shaft 21 is provided with a driven belt wheel 20, the driving belt wheel 19 is connected with the driven belt wheel 20 through a belt, the lower part of the fixing frame 22 is rotatably connected with a fourth rotating shaft 25 through a bearing seat, the outer part of the fourth rotating shaft 25 is provided with a film winding roller 26, and the upper end of the fourth rotating shaft 25 is provided with a driven bevel gear 24 engaged with the driving bevel gear 23; potato soil separator 12 sets up in frame 1 inboard, potato soil separator 12 is including setting up second pivot 17, the first pivot 14 of setting in frame 1 rear end at frame 1 front end, first pivot 14 both ends are equipped with drive roll 13, and first pivot 14 right-hand member is equipped with first driven sprocket 15, and first drive sprocket 18 passes through the chain with first driven sprocket 15 and is connected, second pivot 17 both ends are equipped with driven voller 16, and drive roll 13 and driven voller 16 pass through conveyer belt 37 and connect, are connected with a plurality of sieve poles 27 on the conveying roller of both sides.
When the potato harvester is used, one end of the mulching film is wound on the film winding roller 26 for several circles to fix the mulching film on the film winding roller 26, the digging shovel 11 digs potatoes and soil and conveys the potatoes and the soil to the potato-soil separation device 12 along with the advance of a traction machine, the first driving chain wheel 18 drives the first driven chain wheel 15 to rotate through a chain, so that the sieve rods 27 on the potato-soil separation device 12 are driven to rotate, the soil falls from gaps among the sieve rods 27, and the potatoes are conveyed to the rear part of the harvester; meanwhile, the driving belt wheel 19 at one end of the output shaft 5 drives the driven belt wheel 20 to rotate through a belt, the driven belt wheel 20 drives the third rotating shaft 21 to rotate, two ends of the third rotating shaft 21 drive the film winding roller 26 on the fourth rotating shaft 25 to rotate through bevel gear transmission, and after the soil digging shovel 11 shovels soil, the film winding roller 26 collects mulching films, so that the workload of subsequent mulching film cleaning is reduced, and the effect of potato soil separation is ensured.
In this embodiment, two sides of the front portion of the traction frame 2 are hinged with hydraulic rods 38, the upper ends of the hydraulic rods 38 are hinged with a traction machine (not shown in the figure), and the hydraulic rods 38 are convenient for adjusting the height of the front end of the frame 1, so that the digging depth of the digging shovel 11 is adjusted, and the potato harvester is suitable for harvesting potatoes with different burial depths.
In this embodiment, a sleeve 8 is arranged outside the vertical arm 7 with a gap, the upper end of the sleeve 8 is fixedly connected with an end cover, the middle part of the end cover is connected with a hand wheel 9 through a bearing, the lower end of the hand wheel 9 is provided with a screw rod 10, and the middle part of the vertical arm 7 is provided with a threaded hole in threaded fit with the screw rod 10; when the harvester is used, the height of the rear end of the frame 1 is adjusted according to the water content of soil, so that the inclination angle of the potato-soil separating device 12 is adjusted, and the soil is convenient to fall.
In this embodiment, frame 1 rear portion both sides are equipped with deflector 28, and the rear end of deflector 28 is to the inboard slope of frame 1, is convenient for collect the potato of results to the middle part on ditch ridge, deflector 28 lower part is equipped with a plurality of buffer rakes 29 of evenly arranging, and buffer rake 29 is to the inboard lower part slope of frame 1 and arrange, and buffer rake 29 has avoided the potato directly to fall and has caused the damage.
In this embodiment, one end of the guide plate 28 is fixedly connected with the inner wall of the frame 1, the rear end of the frame 1 is in threaded connection with an L-shaped ejector rod 30, the left side of the ejector rod is rotatably connected with an ejector wheel 31, and the ejector wheel 31 is in contact with the rear side wall of the guide plate 28; the guide width of the rear end of the guide plate 28 is adjusted according to the width of the furrows and ridges, so that the accuracy of the falling point of the potatoes is guaranteed.
In this embodiment, a second driving sprocket 32 is disposed on the left side of the first rotating shaft 14, a fifth rotating shaft 33 is disposed in the middle of the frame 1, the fifth rotating shaft 33 is disposed between the sieve rods 27 on both sides of the potato-soil separating device 12, a second driven sprocket 34 is disposed at one end of the fifth rotating shaft 33, the second driving sprocket 32 and the second driven sprocket 34 are connected by a chain, connecting plates 35 are disposed at both ends of the fifth rotating shaft 33, rapping wheels 36 are movably connected to both ends of the connecting plates 35, the rapping wheels 36 are disposed right below the conveyer belt 37, and the distance between the axis of the fifth rotating shaft 33 and the outer side of the rapping wheels 36 is greater than the distance between the axis of the fifth rotating shaft 33 and the lower surface of the conveyer belt 37; the first rotating shaft 14 drives the fifth rotating shaft 33 to rotate through chain transmission, and the rapping wheels 36 at two ends of the fifth rotating shaft 33 perform intermittent rapping on the conveying belt 37, so that the potato-soil separation effect is enhanced.
In this embodiment, sieve pole 27 both ends are connected through bolt and conveyer belt 37 detachably, and the maintenance of the sieve pole 27 of not only being convenient for is changed, and through the sieve pole 27 of installing different quantity, the clearance of the adjacent sieve pole 27 of adjustment of being convenient for is applicable to different varieties, not equidimension potato results and uses moreover.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (7)
1. A potato harvester with a mulching film winding function comprises a rack and a potato-soil separating device, wherein a traction frame is arranged at the upper part of the rack, a gearbox is arranged at the lower part of the traction frame, an input shaft of the gearbox is connected with a traction machine, a first driving sprocket is arranged at one end of an output shaft of the gearbox, a driving pulley is arranged at one side of the first driving sprocket, a digging shovel which is obliquely arranged below the rack is arranged at one side of the lower part of the rack, a vertical arm is arranged at the rear part of the rack, and a land wheel is rotationally connected to the lower end of the vertical arm; the film winding machine is characterized in that fixing frames are arranged on two sides of the upper portion of the machine frame, third rotating shafts are rotatably connected to the fixing frames on the two sides, driving bevel gears are arranged at two ends of each third rotating shaft, driven pulleys are arranged at the right ends of the third rotating shafts, the driving pulleys are connected with the driven pulleys through belts, fourth rotating shafts are rotatably connected to the lower portions of the fixing frames through bearing seats, film winding rollers are arranged outside the fourth rotating shafts, and driven bevel gears meshed with the driving bevel gears are arranged at the upper ends of the fourth rotating shafts; potato soil separator sets up in the frame inboardly, potato soil separator is including setting up the second pivot at the frame front end, setting up the first pivot in the frame rear end, first pivot both ends are equipped with the drive roll, and first pivot right-hand member is equipped with first driven sprocket, and first drive sprocket passes through the chain with first driven sprocket and is connected, second pivot both ends are equipped with the driven voller, and drive roll and driven voller pass through the conveyer belt and connect, are connected with a plurality of sieve poles on the conveying roller of both sides.
2. The potato harvester with the mulching film winding function as claimed in claim 1, wherein hydraulic rods are hinged to two sides of the front portion of the traction frame, and the upper ends of the hydraulic rods are hinged to the traction mechanism.
3. The potato harvester with the mulching film winding function as claimed in claim 1, wherein the upright arm is externally provided with a sleeve with a gap, the upper end of the sleeve is fixedly connected with an end cover, the middle part of the end cover is connected with a hand wheel through a bearing, the lower end of the hand wheel is provided with a screw, and the middle part of the upright arm is provided with a threaded hole in threaded fit with the screw.
4. The potato harvester with the mulching film winding function as claimed in claim 1, wherein guide plates are arranged on two sides of the rear portion of the frame, the rear ends of the guide plates are inclined towards the inner side of the frame, a plurality of buffer rakes are uniformly arranged on the lower portion of the guide plates, and the buffer rakes are inclined towards the lower portion of the inner side of the frame.
5. The potato harvester with the mulching film winding function as claimed in claim 4, wherein one end of the guide plate is fixedly connected with the inner wall of the frame, the rear end of the frame is in threaded connection with an L-shaped ejector rod, the left side of the ejector rod is rotatably connected with an ejector wheel, and the ejector wheel is in contact with the rear side wall of the guide plate.
6. A potato harvester with plastic film winding function as claimed in any one of claims 1 to 5, wherein a second driving sprocket is provided on the left side of the first shaft, a fifth shaft is provided in the middle of the frame, the fifth shaft is disposed between the sieve bars on both sides of the potato-soil separating device, a second driven sprocket is provided at one end of the fifth shaft, the second driving sprocket and the second driven sprocket are connected by a chain, connecting plates are provided at both ends of the fifth shaft, vibrating wheels are movably connected to both ends of the connecting plates, the vibrating wheels are disposed under the conveyer belt, and the distance between the axis of the fifth shaft and the outer side of the vibrating wheels is greater than the distance between the axis of the fifth shaft and the lower surface of the conveyer belt.
7. The potato harvester with plastic film winding function as claimed in claim 1, wherein the two ends of the sieve rod are detachably connected with the conveyer belt through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121317328.8U CN214757905U (en) | 2021-06-11 | 2021-06-11 | Potato harvester with mulching film winding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121317328.8U CN214757905U (en) | 2021-06-11 | 2021-06-11 | Potato harvester with mulching film winding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214757905U true CN214757905U (en) | 2021-11-19 |
Family
ID=78711751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121317328.8U Expired - Fee Related CN214757905U (en) | 2021-06-11 | 2021-06-11 | Potato harvester with mulching film winding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214757905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115443786A (en) * | 2022-09-20 | 2022-12-09 | 德州鸿友农业机械有限公司 | Potato combine harvester |
-
2021
- 2021-06-11 CN CN202121317328.8U patent/CN214757905U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115443786A (en) * | 2022-09-20 | 2022-12-09 | 德州鸿友农业机械有限公司 | Potato combine harvester |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |