CN112868327A - Peanut seeder with tectorial membrane function - Google Patents
Peanut seeder with tectorial membrane function Download PDFInfo
- Publication number
- CN112868327A CN112868327A CN202110060031.6A CN202110060031A CN112868327A CN 112868327 A CN112868327 A CN 112868327A CN 202110060031 A CN202110060031 A CN 202110060031A CN 112868327 A CN112868327 A CN 112868327A
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- Prior art keywords
- block
- fixing
- rod
- fixing rod
- bolt
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/18—Machines for depositing quantities of seed at intervals
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0256—Ground coverings
- A01G13/0287—Devices for laying-out or removing ground coverings
Abstract
The invention discloses a peanut seeder with a film laminating function, which comprises a rack, a clamping block, a connecting rod and a ditching coulter, wherein the connecting rod is arranged at each of two ends of one side of the rack, the clamping block is inserted into the connecting rod, a first fixing rod is arranged at one side of the interior of the rack, the ditching coulter is arranged at each of two ends of the bottom of the first fixing rod, a film laminating device is arranged at one side of the first fixing rod, a film pressing device is arranged at one side of the film laminating device and at the bottom end of the rack, and second supporting columns are arranged at two ends of the film pressing device. According to the invention, the clamping block is inserted into the clamping groove in the connecting rod by a worker, the threaded rod is rotated, and the threaded rod is in threaded connection with the fixed block, so that the threaded rod moves in the fixed block, the threaded rod is rotated until one end of the threaded rod enters the clamping block, and the threaded rod cannot rotate continuously, so that the fixation can be completed, and the stability is improved.
Description
Technical Field
The invention relates to the technical field of seeders, in particular to a peanut seeder with a film covering function.
Background
With the continuous development of society, the continuous progress of agricultural level and the improvement of living standard of people, the farming of people is more and more automatic nowadays, and the planting work of peanuts often needs many processes, such as: ridge soil, film covering, seeding and the like, and the peanut seeding machine with the film covering function is needed to be used for facilitating the planting work of people.
The machines on the market are various and can basically meet the use requirements of people, but certain problems still exist: when the traditional seeder is used, the connecting part is often separated due to unstable fixation, so that the planting work is influenced.
Disclosure of Invention
The invention aims to provide a peanut seeder with a film covering function, which aims to solve the problem of unstable fixation in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a peanut seeder with a film covering function comprises a frame, a clamping block, a connecting rod and a ditching coulter, wherein the connecting rod is arranged at each of two ends of one side of the frame, the clamping block is inserted into the connecting rod, a first fixing rod is arranged at one side of the inside of the frame, the ditching coulter is arranged at each of two ends of the bottom of the first fixing rod, a film covering device is arranged at one side of the first fixing rod, a film pressing device is arranged at one side of the film covering device and is arranged at the bottom end of the frame, second supporting columns are arranged at two ends of the film pressing device and are inserted into the first supporting columns, the top ends of the first supporting columns are fixedly connected with the frame, a second fixing rod is arranged at one side of the film pressing device, each of two ends of the second fixing rods is fixedly connected with the frame, a soil covering coulter is arranged at each of two ends of the bottom of the second fixing rods, and a third fixing rod, the utility model discloses a seeder, including frame, connecting rod, fixed structure, clamping groove, threaded rod, clamping groove, the both ends of third dead lever bottom all are provided with the soil compactor, the intermediate position department of frame opposite side is provided with the disseminator, the both ends of connecting rod all are provided with fixed knot constructs, fixed knot constructs including fixed block, draw-in groove and threaded rod, the fixed block all sets up in the both ends of connecting rod, the threaded rod is inserted to the inside of fixed block, and the one end of threaded rod runs through the outside wall in the connecting rod and extends to the inside of fixture block.
Preferably, the inside of fixed block is provided with the internal thread, the outside of threaded rod is provided with the external screw thread, fixed block and threaded rod constitute threaded connection.
Preferably, the outer diameter of the clamping block is smaller than the inner diameter of the clamping groove, and the clamping groove and the clamping block form a clamping structure.
Preferably, the two ends of the top of the second fixing rod and the top of the first fixing rod are both provided with a dismounting structure, the dismounting structure comprises a convex block, a supporting block, a bolt, a pulling block and a reset spring, the supporting block is arranged at the two ends of the top of the second fixing rod and the top of the first fixing rod, the top ends of the ditching plow blade and the earthing plow blade are both provided with convex blocks, the convex blocks are inserted into the first fixing rod and the second fixing rod, the bolt is inserted into the middle position inside the supporting block, one end of the bolt is inserted into the convex block, the other end of the bolt is provided with the pulling block, the reset springs are arranged on the two sides of the bolt, one end of each reset spring is fixedly connected with the supporting block, and the other end of each reset spring is fixedly connected with the pulling block.
Preferably, the reset springs are provided with eight groups, and the bolt and the supporting block form a telescopic structure through the reset springs.
Preferably, the reset springs are provided with eight groups, and the bolt and the supporting block form a telescopic structure through the reset springs.
Preferably, the inside of first support column is provided with buffer structure, buffer structure includes buffer spring, separation piece and activity groove, the inside of first support column is seted up in the activity groove, the inside in activity groove is provided with buffer spring, buffer spring's bottom is provided with the separation piece, and the bottom and the second support column fixed connection of separation piece.
Compared with the prior art, the invention has the beneficial effects that: the peanut seeder with the film covering function not only realizes the stability of the connection part with the tractor and the improvement of the working efficiency, but also simultaneously realizes the convenience of replacing the coulter and the improvement of the practicability, and the shock absorption of the film pressing device and the prolonging of the service life;
(1) the clamping block is inserted into the clamping groove in the connecting rod by a worker, the threaded rod is rotated, and the threaded rod is in threaded connection with the fixed block, so that the threaded rod moves in the fixed block, the threaded rod is rotated until one end of the threaded rod enters the clamping block, and the threaded rod cannot rotate continuously, so that the fixation can be completed, and the stability is improved;
(2) the force can be transmitted to the second supporting column through the film pressing device, the second supporting column transmits the force to the blocking block, the blocking block can press the buffer spring under the action of the force, the buffer spring can generate elastic deformation in the movable groove in the first supporting column, the force is buffered through the elastic deformation of the buffer spring, the force acting on the film pressing device is greatly reduced, and therefore the practicability is improved;
(3) only need the pulling piece through the staff, because reset spring's both ends respectively with the supporting shoe with draw piece fixed connection, when the supporting shoe keeps stationary, behind the pulling piece, reset spring is the shrink state, the bolt is followed and is drawn the piece, is pulled out completely from the inside of lug until the bolt, takes the lug out from the inside of first dead lever and second dead lever, to ditching coulter and earthing coulter change can to work efficiency has been improved.
Drawings
FIG. 1 is a schematic view of a front view of a partial cross-sectional structure of the present invention;
FIG. 2 is a side view partially in section of the present invention;
FIG. 3 is a schematic side view of the shock absorbing structure of the present invention;
FIG. 4 is a schematic front sectional view of the fixing structure of the present invention;
fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a frame; 2. a fixed structure; 201. a fixed block; 202. a card slot; 203. a threaded rod; 3. a clamping block; 4. a connecting rod; 5. ditching coulter; 6. a first fixing lever; 7. a film covering device; 8. a film pressing device; 9. a second fixing bar; 10. a soil compactor; 11. a seeder; 12. a third fixing bar; 13. a soil covering coulter; 14. a disassembly and assembly structure; 1401. a bump; 1402. a support block; 1403. a bolt; 1404. pulling the block; 1405. a return spring; 15. a first support column; 16. a buffer structure; 1601. a buffer spring; 1602. a barrier block; 1603. a movable groove; 17. and a second support column.
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. 1-5, an embodiment of the present invention is shown: a peanut seeder with a film covering function comprises a frame 1, a clamping block 3, a connecting rod 4 and a ditching coulter 5, wherein the connecting rod 4 is arranged at each of two ends of one side of the frame 1, the clamping block 3 is inserted into the connecting rod 4, a first fixing rod 6 is arranged at one side of the inside of the frame 1, the ditching coulter 5 is arranged at each of two ends of the bottom of the first fixing rod 6, a film covering device 7 is arranged at one side of the first fixing rod 6, a film pressing device 8 is arranged at one side of the film covering device 7, the film pressing device 8 is arranged at the bottom end of the frame 1, second supporting columns 17 are arranged at two ends of the film pressing device 8, the second supporting columns 17 are inserted into the first supporting columns 15, the top ends of the first supporting columns 15 are fixedly connected with the frame 1, a second fixing rod 9 is arranged at one side of the film pressing device 8, two ends of the second fixing rod 9 are fixedly connected with the frame 1, soil, a third fixing rod 12 is arranged on one side of the second fixing rod 9, soil compactors 10 are arranged at two ends of the bottom of the third fixing rod 12, a seeder 11 is arranged at the middle position of the other side of the rack 1, fixing structures 2 are arranged at two ends of the connecting rod 4, each fixing structure 2 comprises a fixing block 201, a clamping groove 202 and a threaded rod 203, the fixing blocks 201 are arranged at two ends of the connecting rod 4, the threaded rods 203 are inserted into the fixing blocks 201, one ends of the threaded rods 203 penetrate through the outer wall of the connecting rod 4 and extend into the clamping blocks 3, the clamping grooves 202 are formed in one side of the inner portion of the connecting rod 4, and the clamping blocks 3 are inserted into the;
an internal thread is arranged inside the fixed block 201, an external thread is arranged outside the threaded rod 203, and the fixed block 201 and the threaded rod 203 form a threaded connection;
the outer diameter of the fixture block 3 is smaller than the inner diameter of the clamping groove 202, and the clamping groove 202 and the fixture block 3 form a clamping structure;
a worker inserts the fixture block 3 into the clamping groove 202 in the connecting rod 4, rotates the threaded rod 203, and since the threaded rod 203 is in threaded connection with the fixing block 201, the threaded rod 203 moves in the fixing block 201, rotates the threaded rod 203 until one end of the threaded rod 203 enters the fixture block 3, and the threaded rod 203 cannot rotate continuously, so that fixing can be completed;
the two ends of the tops of the second fixing rod 9 and the first fixing rod 6 are respectively provided with a dismounting structure 14, each dismounting structure 14 comprises a convex block 1401, a supporting block 1402, a bolt 1403, a pulling block 1404 and a return spring 1405, the supporting blocks 1402 are respectively arranged at the two ends of the tops of the second fixing rod 9 and the first fixing rod 6, the tops of the ditching coulter 5 and the soil covering coulter 13 are respectively provided with the convex block 1401, the convex blocks 1401 are inserted into the first fixing rod 6 and the second fixing rod 9 and extend to the tops of the first fixing rod 6 and the second fixing rod 9, the bolt 1403 is inserted into the middle position inside the supporting block 1402, one end of the bolt 1403 is inserted into the convex blocks 1401, the other end of the bolt 1403 is provided with the pulling block 1404, the two sides of the bolt 1403 are respectively provided with the return spring 1405, one end of the return spring 1405 is fixedly connected with the supporting block 1402;
the reset spring 1405 is provided with eight groups, and the bolt 1403 and the supporting block 1402 form an expansion structure through the reset spring 1405;
the reset spring 1405 is provided with eight groups, and the bolt 1403 and the supporting block 1402 form an expansion structure through the reset spring 1405;
the film pressing device 8 transmits force to the second supporting column 17, the second supporting column 17 transmits the force to the blocking block 1602, the blocking block 1602 presses the buffer spring 1601 under the action of the force, the buffer spring 1601 elastically deforms in the movable groove 1603 in the first supporting column 15, the force is buffered through the elastic deformation of the buffer spring 1601, and the force acting on the film pressing device 8 is greatly reduced;
a buffer structure 16 is arranged inside the first support column 15, the buffer structure 16 comprises a buffer spring 1601, a blocking block 1602 and a movable groove 1603, the movable groove 1603 is arranged inside the first support column 15, the buffer spring 1601 is arranged inside the movable groove 1603, the blocking block 1602 is arranged at the bottom end of the buffer spring 1601, and the bottom end of the blocking block 1602 is fixedly connected with the second support column 17;
the staff only need pull the pull block 1404, because the both ends of reset spring 1405 respectively with supporting shoe 1402 and pull block 1404 fixed connection, when supporting shoe 1402 keeps stationary, pull behind the pull block 1404, reset spring 1405 is the shrink state, bolt 1403 follows pull block 1404, until bolt 1403 is pulled out completely from the inside of lug 1401, take lug 1401 out from the inside of first dead lever 6 and second dead lever 9, change ditch coulter 5 and earthing coulter 13 and can.
The working principle is as follows: firstly, a worker inserts the fixture block 3 into the clamping groove 202 in the connecting rod 4, rotates the threaded rod 203, and since the threaded rod 203 is in threaded connection with the fixing block 201, the threaded rod 203 moves in the fixing block 201, rotates the threaded rod 203 until one end of the threaded rod 203 enters the fixture block 3, and the threaded rod 203 cannot continue to rotate, so that the fixation can be completed;
afterwards, when the frame 1 is in use, two small furrows are made by the two furrowing coulters 5 at the bottom of the first fixed rod 6, the film covering device 7 covers the film on the surface of the soil, the film pressing device 8 further compacts the film on the surface of the soil to prevent curling, since the film pressing device 8 directly contacts with the ground through the film, the uneven ground applies force to the film pressing device 8, the film pressing device 8 transmits the force to the second supporting column 17, the second supporting column 17 transmits the force to the blocking block 1602, the blocking block 1602 presses the buffer spring 1601 under the action of the force, the buffer spring 1601 elastically deforms in the movable groove 1603 inside the first supporting column 15, the force is buffered through the elastic deformation of the buffer spring 1601, the force applied to the film pressing device 8 is greatly reduced, the soil covering knives 13 at the bottom of the second fixed rod 9 cover the soil on two sides of the soil furrowing trench, the soil compactor 10 compacts the soil pressed on the two sides of the film to ensure the fixation of the film, and the seeder 11 plants peanut seeds in the film-covered land to complete the planting work;
finally, as the ditching plow blade 5 and the soil covering plow blade 13 are worn after being used for a long time, when the ditching plow blade 5 and the soil covering plow blade 13 need to be replaced, a worker only needs to pull the pull block 1404, as the two ends of the return spring 1405 are fixedly connected with the supporting block 1402 and the pull block 1404 respectively, when the supporting block 1402 is kept fixed, after the pull block 1404 is pulled, the return spring 1405 is in a contraction state, the bolt 1403 follows the pull block 1404 until the bolt 1403 is completely pulled out from the inside of the lug 1401, the lug 1401 is pulled out from the inside of the first fixing rod 6 and the second fixing rod 9, and the ditching plow blade 5 and the soil covering plow blade 13 can be replaced.
It will be evident to those skilled in the art that the invention 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. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a peanut seeder with tectorial membrane function, includes frame (1), fixture block (3), connecting rod (4) and ditching coulter (5), its characterized in that: the film pressing machine is characterized in that connecting rods (4) are arranged at two ends of one side of the rack (1), clamping blocks (3) are inserted into the connecting rods (4), a first fixing rod (6) is arranged at one side of the interior of the rack (1), ditching coulters (5) are arranged at two ends of the bottom of the first fixing rod (6), a film covering device (7) is arranged at one side of the first fixing rod (6), a film pressing device (8) is arranged at one side of the film covering device (7), the film pressing device (8) is arranged at the bottom end of the rack (1), second supporting columns (17) are arranged at two ends of the film pressing device (8), the second supporting columns (17) are inserted into the first supporting columns (15), the top ends of the first supporting columns (15) are fixedly connected with the rack (1), second fixing rods (9) are arranged at one side of the film pressing device (8), and two ends of the second fixing rods (9) are fixedly connected with the rack (1), the soil covering plough coulter is characterized in that soil covering coulters (13) are arranged at two ends of the bottom of the second fixing rod (9), a third fixing rod (12) is arranged at one side of the second fixing rod (9), soil compactors (10) are arranged at two ends of the bottom of the third fixing rod (12), a seeder (11) is arranged at the middle position of the other side of the rack (1), fixing structures (2) are arranged at two ends of the connecting rod (4), each fixing structure (2) comprises a fixing block (201), a clamping groove (202) and a threaded rod (203), the fixing block (201) is arranged at two ends of the connecting rod (4), the threaded rod (203) is inserted into the fixing block (201), one end of the threaded rod (203) penetrates through the outer wall of the connecting rod (4) and extends to the inside of the clamping block (3), and the clamping groove (202) is arranged at one side of the, and a clamping block (3) is inserted into the clamping groove (202).
2. The peanut seeder with mulching function as claimed in claim 1, wherein: the inside of fixed block (201) is provided with the internal thread, the outside of threaded rod (203) is provided with the external screw thread, fixed block (201) and threaded rod (203) constitute threaded connection.
3. The peanut seeder with mulching function as claimed in claim 1, wherein: the outer diameter of the fixture block (3) is smaller than the inner diameter of the clamping groove (202), and the clamping groove (202) and the fixture block (3) form a clamping structure.
4. The peanut seeder with mulching function as claimed in claim 1, wherein: the two ends of the tops of the second fixing rod (9) and the first fixing rod (6) are respectively provided with a dismounting structure (14), each dismounting structure (14) comprises a convex block (1401), a supporting block (1402), a bolt (1403), a pull block (1404) and a return spring (1405), the supporting blocks (1402) are respectively arranged at the two ends of the tops of the second fixing rod (9) and the first fixing rod (6), the tops of the ditching plow blade (5) and the soil covering plow blade (13) are respectively provided with the convex block (1401), the convex blocks (1401) are inserted into the first fixing rod (6) and the second fixing rod (9) and extend to the tops of the first fixing rod (6) and the second fixing rod (9), the bolt (1403) is inserted into the middle position of the inside of the supporting block (1402), one end of the bolt (1403) is inserted into the convex block (1401), and the other end of the bolt (1403) is provided with the pull block (1404), the both sides of bolt (1403) all are provided with reset spring (1405), reset spring (1405)'s one end and supporting shoe (1402) fixed connection, reset spring (1405)'s the other end and draw piece (1404) fixed connection.
5. The peanut seeder with mulching function as claimed in claim 4, wherein: four groups of lugs (1401) are arranged, and the lugs (1401) are symmetrically distributed about the horizontal central axis of the frame (1).
6. The peanut seeder with mulching function as claimed in claim 4, wherein: reset spring (1405) are provided with eight groups, bolt (1403) constitute extending structure through reset spring (1405) and supporting shoe (1402).
7. The peanut seeder with mulching function as claimed in claim 1, wherein: the inside of first support column (15) is provided with buffer structure (16), buffer structure (16) include buffer spring (1601), separation piece (1602) and activity groove (1603), the inside of first support column (15) is seted up in activity groove (1603), the inside of activity groove (1603) is provided with buffer spring (1601), the bottom of buffer spring (1601) is provided with separation piece (1602), and the bottom and second support column (17) fixed connection of separation piece (1602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110060031.6A CN112868327A (en) | 2021-01-18 | 2021-01-18 | Peanut seeder with tectorial membrane function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110060031.6A CN112868327A (en) | 2021-01-18 | 2021-01-18 | Peanut seeder with tectorial membrane function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112868327A true CN112868327A (en) | 2021-06-01 |
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ID=76048689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110060031.6A Pending CN112868327A (en) | 2021-01-18 | 2021-01-18 | Peanut seeder with tectorial membrane function |
Country Status (1)
| Country | Link |
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| CN (1) | CN112868327A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2050133A (en) * | 1979-04-03 | 1981-01-07 | Kubota Ltd | Mulcher |
| CN204259367U (en) * | 2014-05-27 | 2015-04-15 | 沧州市农林科学院 | Ridging mulch sowing all-in-one |
| CN208672360U (en) * | 2018-09-11 | 2019-03-29 | 榆林学院 | A kind of earth boring auger soil sampler |
| CN110121996A (en) * | 2019-06-13 | 2019-08-16 | 王懿 | A kind of nutritive cube, which is broadcast, buries device |
| CN209964602U (en) * | 2019-05-17 | 2020-01-21 | 李元高 | Tectorial membrane punching peanut seeder |
| CN210093872U (en) * | 2019-05-29 | 2020-02-21 | 宁夏农福兴农牧科技发展有限公司 | Agricultural is with ridging tectorial membrane machinery |
| CN211457964U (en) * | 2019-12-31 | 2020-09-11 | 陵川县源华中药材科技开发有限公司 | Seeder furrow opener with earthing device |
| CN211557962U (en) * | 2020-01-17 | 2020-09-25 | 长江大学 | Drill seeder for agricultural planting |
-
2021
- 2021-01-18 CN CN202110060031.6A patent/CN112868327A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2050133A (en) * | 1979-04-03 | 1981-01-07 | Kubota Ltd | Mulcher |
| CN204259367U (en) * | 2014-05-27 | 2015-04-15 | 沧州市农林科学院 | Ridging mulch sowing all-in-one |
| CN208672360U (en) * | 2018-09-11 | 2019-03-29 | 榆林学院 | A kind of earth boring auger soil sampler |
| CN209964602U (en) * | 2019-05-17 | 2020-01-21 | 李元高 | Tectorial membrane punching peanut seeder |
| CN210093872U (en) * | 2019-05-29 | 2020-02-21 | 宁夏农福兴农牧科技发展有限公司 | Agricultural is with ridging tectorial membrane machinery |
| CN110121996A (en) * | 2019-06-13 | 2019-08-16 | 王懿 | A kind of nutritive cube, which is broadcast, buries device |
| CN211457964U (en) * | 2019-12-31 | 2020-09-11 | 陵川县源华中药材科技开发有限公司 | Seeder furrow opener with earthing device |
| CN211557962U (en) * | 2020-01-17 | 2020-09-25 | 长江大学 | Drill seeder for agricultural planting |
Non-Patent Citations (1)
| Title |
|---|
| 利生等: "《实用拖拉机、汽车操作维修技术常识》", 31 May 2011, 西安电子科技大学出版社 * |
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Application publication date: 20210601 |