CN112840754B - Folding two-way deep plow - Google Patents
Folding two-way deep plow Download PDFInfo
- Publication number
- CN112840754B CN112840754B CN202110356025.5A CN202110356025A CN112840754B CN 112840754 B CN112840754 B CN 112840754B CN 202110356025 A CN202110356025 A CN 202110356025A CN 112840754 B CN112840754 B CN 112840754B
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- China
- Prior art keywords
- fixedly connected
- longitudinal beam
- plow
- folding
- folding cross
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 7
- 239000000725 suspension Substances 0.000 abstract description 10
- 239000002689 soil Substances 0.000 abstract description 7
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 230000007306 turnover Effects 0.000 description 15
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 2
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B3/00—Ploughs with fixed plough-shares
- A01B3/36—Ploughs mounted on tractors
- A01B3/40—Alternating ploughs
- A01B3/44—Alternating ploughs with parallel plough units used alternately
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B15/00—Elements, tools, or details of ploughs
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B15/00—Elements, tools, or details of ploughs
- A01B15/02—Plough blades; Fixing the blades
- A01B15/04—Shares
- A01B15/06—Interchangeable or adjustable shares
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The invention discloses a folding bidirectional shoreside deep-turning plow, which is characterized in that a front cross beam is fixedly connected to the lower end of a triangular suspension bracket, a left longitudinal beam and a right longitudinal beam are fixedly connected to the two ends of the front cross beam, the front parts of the left longitudinal beam and the right longitudinal beam are fixedly connected with a front support frame, the rear ends of the left longitudinal beam and the right longitudinal beam are fixedly connected to a rear support frame, the front ends of the upper longitudinal beam are fixedly connected with the triangular suspension bracket, the rear ends of the upper longitudinal beam are fixedly connected to the rear support frame, a depth limiting wheel adjusting part is fixedly connected to the rear end of the upper longitudinal beam, two front folding cross beams and two rear folding cross beams are fixedly connected to the frame, the outer ends of the two front folding cross beams are provided with main plow bodies, the outer ends of the two rear folding cross beams are provided with auxiliary plow bodies, and the front parts of the upper longitudinal beam are respectively hinged with an oil cylinder through two hinge holes of the upper longitudinal beam. The invention has reasonable structure, realizes that the four wheels of the tractor all walk on the uncultivated land when the tractor is used for plowing, avoids generating abnormal damage to the tractor, improves the working efficiency, and does not compact soil at the bottom of the furrow to influence the growth of crops.
Description
Technical Field
The invention belongs to improvement of a deep ploughing plow structure for ploughing and preparing land, in particular to a folding bidirectional shore deep ploughing plow.
Background
The rear mounted plough of various types and specifications of wheeled tractors is commonly used in China at present, and the mounted plough of the wheeled tractor comprises a unidirectional single-furrow plough, a multi-furrow plough, a turnover single-furrow plough, a turnover multi-furrow plough and a deep-turning plough. One common characteristic of the rear mounted plough operation of a wheeled tractor is that during the unit operation, the front wheel and the rear wheel on one side of the tractor must travel in the furrows ploughed by the previous unit, and the front wheel and the rear wheel on the other side of the tractor travel on the uncultivated land. Because the bottom of the furrow has a certain depth, the tractor and the ground surface form a certain inclination angle when the machine set walks, i.e. the tractor walks obliquely. The gravity center of the tractor tends to be on the front wheel and the rear wheel which walk in the ditch, larger pressure is generated on soil at the bottom of the ditch, the soil at the bottom of the ditch is compacted, particularly the deep ploughing operation is more obvious, but the defect is not paid attention to and solved all the time, and the phenomenon is that: firstly, the deep hardening of the soil caused by strong pressure seriously affects the growth of crops, and secondly, the damage of related parts of the tractor is accelerated.
Disclosure of Invention
The invention aims to provide a folding bidirectional deep-ploughing plough on a shore, which has reasonable structure, can realize that four wheels of a tractor all walk on an uncultivated land during ploughing operation, can avoid abnormal damage to the tractor, improves the working efficiency, and can not compact soil at the bottom of a furrow to influence the growth of crops.
The purpose of the invention is realized in the following way: the folding bidirectional deep-turning plow comprises a front cross beam fixedly connected to the lower end of a triangular hanging frame, a left longitudinal beam and a right longitudinal beam respectively fixedly connected to the two ends of the front cross beam, a front support frame fixedly connected to the front parts of the left longitudinal beam and the right longitudinal beam, rear ends of the left longitudinal beam and the right longitudinal beam respectively fixedly connected to the rear support frame, front ends of upper longitudinal beams fixedly connected to the upper parts of the triangular hanging frame, rear ends of upper longitudinal beams fixedly connected to the rear support frame, depth-limiting wheel adjusting parts fixedly connected to the rear ends of the upper longitudinal beams, symmetrical two mounting shafts respectively matched with symmetrical through holes formed in the triangular hanging frame and the front and rear support frames, symmetrical two front bearing seats and symmetrical two rear bearing seats respectively matched and mounted on symmetrical mounting shafts on the inner sides of the front and rear support frames, two symmetrical front folding cross beams and two symmetrical rear folding cross beams respectively fixedly connected to the front and rear folding cross beams on the same sides of the frame through connecting beams, main plow bodies respectively arranged at the outer ends of the two front folding cross beams respectively, auxiliary plow bodies respectively arranged at the outer ends of the two rear folding cross beams respectively, and hinged to the front end portions of the front cross beams respectively through hinge connection holes.
The plow frame is a basic installation part of the plow, and all parts are installed on the plow frame. During operation, the plow frame three-point suspension frame is connected with the rear three-point suspension device of the tractor, the plow three-point suspension frame is fixedly connected with the front cross beam of the machine frame, the left end of the front cross beam of the machine frame is fixedly connected with the front end of the left longitudinal beam of the plow frame, and the rear end of the left longitudinal beam of the plow frame is fixedly connected with the rear supporting frame of the plow turning main shaft. The left (right) ends of the front cross beam of the frame are fixedly connected with the front ends of the left and right longitudinal beams of the plow frame, and the rear ends of the left and right longitudinal beams of the plow frame are fixedly connected with the rear supporting frame of the main turning shaft of the plow. The front end of the upper longitudinal beam of the frame is fixedly connected with a plow three-point suspension frame, the rear end of the upper longitudinal beam of the frame is fixedly connected with a rear supporting frame of the plough turning main shaft. The rear end of the upper longitudinal beam of the frame is fixedly connected with a depth-limiting wheel adjusting component, lower part of depth-stop wheel adjusting part the depth stop wheel is mounted on the part. The front end of the frame upper longitudinal beam is fixedly provided with an oil cylinder connecting installation seat, the front end of the frame upper longitudinal beam and the front ends of the left and right longitudinal beams of the plow frame are fixedly provided with a front support frame of the plow turning main shaft, and the rear end of the frame upper longitudinal beam and the rear ends of the left and right longitudinal beams of the plow frame are fixedly provided with a rear support frame of the plow turning main shaft. The plow three-point suspension frame, the plow frame left and right longitudinal beams, the frame front cross beam, the plow turning main shaft rear support frame and the plow turning main shaft front support frame are fixedly connected into a folding bidirectional rigid frame of the deep-plowing plow on the shore. The left and right mounting shafts of the turnover plow are respectively penetrated on the three-point suspension frame of the plow, the front support frame of the main shaft of the plow and the rear support frame of the main shaft of the plow along the longitudinal direction. The front ends of the left and right mounting shafts of the turnover plow are sleeved with front bearing seats of the turnover shaft, bearings are arranged in the bearing seats, the rear ends of the left and right mounting shafts of the turnover plow are sleeved with rear bearing seats of the turnover shaft, and bearings are arranged in the bearing seats. The front bearing seat of the turnover shaft and the rear bearing seat of the turnover shaft can rotate around left and right mounting shafts of the turnover plow. The inner end of the front folding beam of the front main plow body is fixedly arranged on a front bearing seat of the turning shaft, the lower surface of the outer end of the front folding beam of the left main plow body is connected with a front main plow body plow column through a flange plate, the front main plow body plow column is connected with a front main plow body, the upper surface of the outer end of the front folding beam of the front main plow body is hinged with a telescopic rod of a folding cylinder of the front plow body through a connecting lug plate and a pin, and an earring at one end of a cylinder body of the folding cylinder of the front plow body is hinged with a connecting seat plate welded on a longitudinal beam on a frame through a pin. The inner end of the folding cross beam of the reverse main plow body is fixedly arranged on the front bearing seat of the turning shaft, the lower part of the outer end of the folding cross beam of the reverse main plow body is connected with the plow standard of the reverse main plow body through a flange plate, the plow standard of the reverse main plow body is connected with the main plow body of the reverse main plow, the upper part of the outer end of the folding cross beam of the reverse main plow body is hinged with the telescopic link of the folding cylinder of the reverse main plow body through a connecting lug plate and a pin, and the lug ring at one end of the cylinder body of the folding cylinder of the reverse main plow body is hinged with the connecting seat plate welded on the upper longitudinal beam of the stand through a pin.
The inner end of the rear folding cross beam of the forward auxiliary plow body is fixedly arranged with the rear bearing seat of the turning shaft, the outer end of the rear folding cross beam of the forward auxiliary plow body is fixedly connected with the column of the forward auxiliary plow body through the vertical U-shaped connecting seat of the forward auxiliary plow, the column of the forward auxiliary plow body is connected with the forward auxiliary plow body through a connecting piece, and the position and the depth of the forward auxiliary plow can be adjusted on the rear folding cross beam of the forward auxiliary plow body through the vertical U-shaped connecting seat of the auxiliary plow body. The inner end of the folding cross beam of the reversing auxiliary plow body is fixedly arranged with the rear bearing seat of the turning shaft, the outer end of the folding cross beam of the reversing auxiliary plow body is fixedly connected with the plow post of the reversing auxiliary plow body through the lifting adjusting plate of the reversing auxiliary plow, the plow post of the reversing auxiliary plow body is connected with the reversing auxiliary plow body through a connecting piece, and the reversing auxiliary plow body can adjust the position and the depth of the reversing auxiliary plow on the folding cross beam of the reversing auxiliary plow body left and right through the lifting adjusting plate of the reversing auxiliary plow body.
When the telescopic rod of the forward plough body folding cylinder stretches out through the operation of the liquid operation system, the left main plough body front folding cross beam and the left auxiliary plough body rear folding cross beam are linked together through the connecting beam, and the main plough body and the auxiliary plough body are fixed at the working position together. When the telescopic rod of the forward plough body folding cylinder is retracted through the operation of the liquid operation system, the forward main plough body front folding cross beam and the forward auxiliary plough body rear folding cross beam are linked together through the connecting beam, the forward main plough body and the forward auxiliary plough body are fixed at the lifting position, and the main plough body and the auxiliary plough body are in a non-working state.
When the unit works, the reverse main plow body and the reverse auxiliary plow body are folded and lifted by the hydraulic oil cylinder to be in a non-working state when the forward main plow body and the forward auxiliary plow body are in a working state. When the machine set turns back and turns around, the main plough body and the auxiliary plough body of the reverse plough are in working condition through the operation of the hydraulic oil cylinder, the main plough body of the forward plough and the auxiliary plough body of the forward plough are lifted up through the operation of the hydraulic oil cylinder to be in non-working condition, and the machine set repeatedly and alternately works. In the operation of the unit, the front wheel and the rear wheel at one side of the tractor always walk on the bank edge of the furrow wall, and the four wheels of the tractor all walk on the uncut land. When the unit is in a transportation state or is in a field transfer state, the hydraulic cylinder fully folds and lifts the front and back plow bodies on the left side and the right side, and the unit is in the transportation state.
The left and right mounting shafts of the turnover plow are respectively penetrated on the three-point suspension frame of the plow, the front support frame of the main shaft of the plow and the rear support frame of the main shaft of the plow along the longitudinal direction and are fixedly mounted with the three-point suspension frame of the plow. The front ends of the left and right mounting shafts of the turnover plow are sleeved with front bearing seats of the turnover shaft, and the rear ends of the left and right mounting shafts of the turnover plow are respectively sleeved with rear bearing seats of the turnover shaft. The front bearing seat of the turning shaft and the rear bearing seat of the turning shaft can rotate around the left mounting shaft and the right mounting shaft of the turning plow, and can axially move on the shaft to adjust the mounting positions of the main plow body and the auxiliary plow body, thereby being suitable for the working requirements.
The outer end of the folding cross beam of the reverse main plow body is provided with an adjusting hole, so that the transverse installation position of the main plow body can be transversely adjusted, and the working requirement is met.
When the telescopic rod of the reverse plough body folding cylinder stretches out through the operation of the hydraulic operation system, the reverse main plough body folding cross beam and the reverse auxiliary plough body folding cross beam are linked together through the connecting beam, and the reverse main plough body and the reverse auxiliary plough body are fixed at the working position together. When the telescopic rod of the reverse plough body folding cylinder is retracted through the operation of the liquid operation system, the reverse main plough body folding cross beam and the reverse auxiliary plough body folding cross beam are linked together through the connecting beam to fix the reverse main plough body and the reverse auxiliary plough body at the lifting position, and the main plough body and the auxiliary plough body are in a non-working state.
The tractor of the invention runs on the uncultivated land with the front wheel and the rear wheel on one side of the tractor running on the sides of the front plow wall, the tractor has no inclined running phenomenon, no abnormal damage to the tractor and no soil compaction at the bottom of the plow to affect the growth of the agricultural products.
The invention has reasonable structure, can realize that the four wheels of the tractor all walk on the uncultivated land when in plowing operation, avoid abnormal damage to the tractor, improve the working efficiency and prevent soil at the bottom of the furrows from compacting to influence the growth of crops.
Drawings
The present invention will be further described with reference to the accompanying drawings, wherein fig. 1 is a schematic perspective view of the present invention, fig. 2 is a schematic view of a left side plow operation structure of the present invention, fig. 3 is a schematic view of a right side plow operation structure of the present invention, and fig. 4 is a schematic view of a transportation state structure of the present invention.
Detailed Description
As shown in fig. 1, 2, 3and 4, the structure of the frame is that a front cross beam 20 is fixedly connected at the lower end of a triangular hanging frame 1, two ends of the frame are respectively fixedly connected with a left longitudinal beam 2 and a right longitudinal beam 19, the front parts of the left and right longitudinal beams 2 and 19 are fixedly connected with a front supporting frame 3, the rear ends of the left and right longitudinal beams 2 and 19 are respectively fixedly connected with a rear supporting frame 15, the front end of an upper longitudinal beam 18 is fixedly connected with the upper part of the triangular hanging frame 1, the rear end of the upper longitudinal beam 18 is fixedly connected with a rear supporting frame 15, the rear ends of the upper longitudinal beam 18 are fixedly connected with a depth limiting wheel adjusting part 17, two symmetrical mounting shafts 16 are respectively matched with symmetrical through holes corresponding to the triangular hanging frame 1 and the front and rear supporting frames 3and 15 and are arranged on the frame, two symmetrical front bearing seats 4 and two symmetrical rear bearing seats 14 are respectively and correspondingly fixed on symmetrical mounting shafts 16 on the inner sides of the front support frame 3and the rear support frame 15, two symmetrical front folding cross beams 5 and two symmetrical rear folding cross beams 13 are respectively and fixedly connected with the front folding cross beams 5 and the rear folding cross beams 13 on the same side of the frame through connecting beams 11, main plow bodies 6 are respectively arranged at the outer ends of the two front folding cross beams 5, auxiliary plow bodies 8 are respectively arranged at the outer ends of the two rear folding cross beams 13, the hinged seats fixedly connected with the front parts of the upper longitudinal beams 18 are respectively hinged with oil cylinders 10 through two hinged holes of the hinged seats, and the end parts of piston rods of the hinged seats are respectively hinged with the outer ends of the two front folding cross beams 5. The upper end of the triangular hanging frame 1 is provided with a connecting hole connected with the rear hanging frame of the tractor. The depth wheel adjusting part 17 is structurally characterized in that adjusting holes are longitudinally and uniformly distributed in vertical sleeves connected with an upper longitudinal beam 18, a connecting column with a depth wheel at the lower end is in sliding fit with the sleeves, positioning holes corresponding to the adjusting holes are formed in the connecting column, and the limiting wheels are adjusted and positioned through adjusting bolts. Adjusting holes are uniformly distributed on the outer end of the front folding cross beam 5, a connecting plate is arranged on the upper end of the main plow body plow column 7, and the connecting holes of the connecting plate are respectively matched with the adjusting holes on the front folding cross beam 5 through bolts to adjust and fix the position of the main plow body 6. The auxiliary plow body 8 is respectively arranged on the symmetrical rear folding cross beam 13 through an adjustable device, the structure of the adjustable device is that a horizontal U-shaped connecting seat and a vertical U-shaped connecting seat 12 are fixedly connected with each other, the horizontal U-shaped connecting seat is matched with the rear folding cross beam 13, positioning holes corresponding to uniformly distributed adjusting holes on the rear folding cross beam 13 are arranged on the horizontal U-shaped connecting seat, positioning holes corresponding to the adjusting holes longitudinally uniformly distributed on the auxiliary plow body column 9 are arranged on the vertical U-shaped connecting seat 12, the horizontal U-shaped connecting seat enables the auxiliary plow body 8 to be adjusted and positioned in the horizontal direction through an adjusting bolt, and the vertical U-shaped connecting seat adjusts the working height of the auxiliary plow body 8 through the adjusting bolt.
Claims (3)
1. A folding bidirectional deep-turning plow on shore is characterized in that: the structure of the frame is that a front cross beam (20) is fixedly connected at the lower end of a triangular hanging frame (1), the two ends of the front cross beam are respectively fixedly connected with a left longitudinal beam (2) and a right longitudinal beam (19), the front parts of the left longitudinal beam (2) and the right longitudinal beam (19) are fixedly connected with a front support frame (3), the rear ends of the left longitudinal beam (2) and the right longitudinal beam (19) are respectively fixedly connected with a rear support frame (15), the front ends of an upper longitudinal beam (18) are fixedly connected with the upper part of the triangular hanging frame (1), the rear ends of the upper longitudinal beam (18) are fixedly connected with a depth limiting wheel adjusting part (17), two symmetrical mounting shafts (16) are respectively matched with the triangular hanging frame (1) and the front support frame (3) and the rear support frame (15) through corresponding symmetrical through holes, the two symmetrical front bearing seats (4) and two symmetrical rear bearing seats (14) are respectively matched and mounted on symmetrical mounting shafts (16) on the inner sides of the front support frame (3) and the rear support frame (15), the two symmetrical front cross beams (5) and the two symmetrical rear cross beams (13) are respectively and fixedly connected between the two folding cross beams (13) and the folding cross beam (13) through folding and folding cross beams (13) respectively, the outer ends of the two front folding cross beams (5) are respectively provided with a main plow body (6), the outer ends of the two rear folding cross beams (13) are respectively provided with an auxiliary plow body (8), the hinging seat fixedly connected with the front parts of the upper longitudinal beams (18) is respectively hinged with the oil cylinders (10) through two hinging holes of the hinging seat, and the end parts of piston rods of the hinging seat are respectively hinged with the outer ends of the two front folding cross beams (5); the depth wheel adjusting part (17) is characterized in that adjusting holes are longitudinally and uniformly distributed on an upright sleeve connected with the upper longitudinal beam (18), a connecting column with a depth wheel at the lower end is in sliding fit with the sleeve, a positioning hole corresponding to the adjusting hole is formed in the connecting column, and the limiting wheel is adjusted and positioned through an adjusting bolt; the auxiliary plow body (8) is respectively arranged on a symmetrical rear folding cross beam (13) through an adjustable device, the adjustable device is structurally characterized in that a horizontal U-shaped connecting seat and a vertical U-shaped connecting seat (12) are fixedly connected with each other, the horizontal U-shaped connecting seat is matched with the rear folding cross beam (13), positioning holes corresponding to uniformly distributed adjusting holes on the rear folding cross beam (13) are formed in the horizontal U-shaped connecting seat, positioning holes corresponding to the adjusting holes longitudinally uniformly distributed on an auxiliary plow body column (9) are formed in the vertical U-shaped connecting seat (12), the horizontal U-shaped connecting seat enables the auxiliary plow body (8) to be adjusted and positioned in the horizontal direction through adjusting bolts, and the vertical U-shaped connecting seat (12) adjusts the working height of the auxiliary plow body (8) through the adjusting bolts.
2. The folding bi-directional on-shore deep ploughing plow of claim 1, characterized by: the upper end of the triangular hanging frame (1) is provided with a connecting hole connected with the rear hanging frame of the tractor.
3. The folding bi-directional on-shore deep ploughing plow of claim 1, characterized by: adjusting holes are uniformly distributed on the outer end of the front folding cross beam (5), a connecting plate is arranged on the upper end of the main plow body plow column (7), and the connecting holes of the connecting plate are respectively matched with the adjusting holes on the front folding cross beam (5) through bolts to adjust and fix the position of the main plow body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356025.5A CN112840754B (en) | 2021-04-01 | 2021-04-01 | Folding two-way deep plow |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356025.5A CN112840754B (en) | 2021-04-01 | 2021-04-01 | Folding two-way deep plow |
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| Publication Number | Publication Date |
|---|---|
| CN112840754A CN112840754A (en) | 2021-05-28 |
| CN112840754B true CN112840754B (en) | 2024-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110356025.5A Active CN112840754B (en) | 2021-04-01 | 2021-04-01 | Folding two-way deep plow |
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| CN (1) | CN112840754B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119054445B (en) * | 2024-11-05 | 2025-02-25 | 靖江市润新建设有限公司 | Agricultural land leveling equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN219108137U (en) * | 2021-04-01 | 2023-06-02 | 阿拉尔新思路农业机械制造有限责任公司 | Folding bidirectional on-shore deep-turning plow |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0010796D0 (en) * | 2000-05-05 | 2000-06-28 | Kverneland Klepp As | Adjustment mechanism for reversible plough |
| CN103109638B (en) * | 2013-02-19 | 2015-05-13 | 农业部南京农业机械化研究所 | Folding multi-line sweet potato digging harvester capable of automatically cleaning ridge tops |
| CN105009720B (en) * | 2015-07-24 | 2017-09-01 | 李殿奎 | Subsoiling of deep ploughing overturns dual-purpose plough |
| CN211047771U (en) * | 2019-10-28 | 2020-07-21 | 李殿奎 | Stepless swing turnover plow |
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2021
- 2021-04-01 CN CN202110356025.5A patent/CN112840754B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN219108137U (en) * | 2021-04-01 | 2023-06-02 | 阿拉尔新思路农业机械制造有限责任公司 | Folding bidirectional on-shore deep-turning plow |
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| CN112840754A (en) | 2021-05-28 |
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