CN111512747A - Synchronous seeding and fertilizing device - Google Patents
Synchronous seeding and fertilizing device Download PDFInfo
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- CN111512747A CN111512747A CN202010378615.3A CN202010378615A CN111512747A CN 111512747 A CN111512747 A CN 111512747A CN 202010378615 A CN202010378615 A CN 202010378615A CN 111512747 A CN111512747 A CN 111512747A
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- sowing
- seeding
- fixedly connected
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/06—Seeders combined with fertilising apparatus
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
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Abstract
The invention discloses a synchronous seeding and fertilizing device which comprises a vehicle body, a fertilizer box, a seed box and a seeding mechanism, wherein the fertilizer box is arranged on the vehicle body; the seeding mechanism comprises seeding cones arranged below the vehicle body, the seeding cones are respectively communicated with a fertilizer box and a seed box through two groups of discharging mechanisms, and the upper ends of the seeding cones are connected with a lifting mechanism. The uniform blanking, conveying and mixed synchronous sowing of the chemical fertilizer and seeds are realized by arranging the sowing mechanism comprising the sowing awl, the hinged door plate, the extrusion plate and the spring, the uniform blanking mechanism comprising the blanking barrel, the blanking roller, the plastic pipe and the conveying sleeve and the lifting mechanism comprising the lifting rod, the moving frame, the traction column and the eccentric disc, and the sowing efficiency of the chemical fertilizer and the seeds is improved; through being equipped with movable block, radial groove, lead screw and adjusting knob, realize scattering the regulation of awl reciprocating stroke, the seeding fertilization operation of adaptation specification ridges of different heights has good adaptability.
Description
Technical Field
The invention relates to the field of agricultural machinery, in particular to a synchronous sowing and fertilizing device.
Background
In traditional farming in-process, seeding and fertilization need distribute to go on, have reduced the efficiency of agricultural operation, simultaneously, multi-functional agricultural operation machinery has integrated seeding and fertilizing mechanism, but the control node is complicated, troublesome poeration.
Disclosure of Invention
The invention aims to provide a synchronous seeding and fertilizing device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a synchronous seeding and fertilizing device comprises a vehicle body, a fertilizer box, a seed box and a seeding mechanism; the seeding mechanism comprises a seeding awl arranged below the vehicle body, a discharge port is arranged at the lower part of the seeding awl, a hinged door plate is nested in the discharge port, the upper part of the hinged door plate is fixedly connected with an extrusion plate, and the extrusion plate is fixedly connected with the side wall of the seeding awl through a spring; the seeding awl is respectively communicated with a fertilizer box and a seed box through two groups of blanking mechanisms, and the upper end of the seeding awl is connected with a lifting mechanism.
As a further scheme of the invention: the spreading cone is a hollow box body with a right trapezoid cross section, the inclined plane of the spreading cone faces downwards, and the hinged door plate is hinged to the inner wall of a discharge port of the spreading cone through a hinged shaft.
As a further scheme of the invention: the two groups of blanking mechanisms are identical in structure and are symmetrically arranged, each blanking mechanism comprises a material conveying sleeve communicated with the upper part of the material stirring cone, the upper parts of the material conveying sleeves are communicated with a plastic pipe, the upper ends of the plastic pipes are communicated with a blanking barrel, and the blanking barrels are respectively communicated with a fertilizer box and a seed box through the blanking pipes; the feeding cylinder is a cylinder which is longitudinally arranged, a feeding roller is arranged in the feeding cylinder, the feeding roller is a round roller with a circumferential surface provided with a loading groove, the feeding roller is rotatably connected with the feeding cylinder through a rotating shaft, and the rotating shaft of the feeding roller extends to the outer side of the feeding cylinder and is connected with an output shaft of a driving motor through a driving belt.
As a further scheme of the invention: the lifting mechanism comprises a lifting rod fixedly connected with the upper end of the sowing cone, the lifting rod penetrates through the vehicle body and is in sliding connection with the vehicle body, the upper end of the lifting rod is fixedly connected with a rectangular frame, and the rectangular frame is vertically and fixedly connected with the middle part of the lifting rod; and a traction column is embedded in the rectangular frame, the traction column is connected with an eccentric disc, and the eccentric disc is fixedly connected with an output shaft of the driving motor.
As a further scheme of the invention: the traction column is fixedly connected with a moving block, the eccentric disc is provided with a radial groove, and the moving block is embedded in the radial groove and is in sliding butt joint with the inner wall of the radial groove; the radial groove is internally nested with a screw rod, the screw rod penetrates through the movable block and is in threaded connection with the movable block, and the outer end of the screw rod extends to the outer side of the eccentric disc and is fixedly connected with an adjusting button.
As a further scheme of the invention: the vehicle-mounted power supply and the switch are fixedly connected to the vehicle body, and the driving motor is sequentially connected with the vehicle-mounted power supply and the switch in series through wires in an electrical mode.
As a further scheme of the invention: the inner end of the screw rod is rotatably connected with the side wall of the radial groove through a bearing seat, and scale marks are arranged on the outer side of the radial groove.
Compared with the prior art, the invention has the beneficial effects that: the uniform blanking, conveying and mixed synchronous sowing of the chemical fertilizer and seeds are realized by arranging the sowing mechanism comprising the sowing awl, the hinged door plate, the extrusion plate and the spring, the uniform blanking mechanism comprising the blanking barrel, the blanking roller, the plastic pipe and the conveying sleeve and the lifting mechanism comprising the lifting rod, the moving frame, the traction column and the eccentric disc, and the sowing efficiency of the chemical fertilizer and the seeds is improved; through being equipped with movable block, radial groove, lead screw and adjusting knob, realize scattering the regulation of awl reciprocating stroke, the seeding fertilization operation of adaptation specification ridges of different heights has good adaptability.
Drawings
FIG. 1 is a schematic view of the internal structure of a synchronous sowing and fertilizing device;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a perspective view of a seeding awl in the synchronous seeding and fertilizing device;
FIG. 4 is a front view of an eccentric disc in the synchronous sowing and fertilizing device;
fig. 5 is a perspective view of a blanking roller in the synchronous seeding and fertilizing device.
In the figure: 1-a vehicle body; 2-spreading a cone; 3-hinged door panels; 4-extruding a plate; 5-a spring; 6-material conveying sleeve; 7-plastic tube; 8-feeding the barrel; 9-a blanking pipe; 10-a fertilizer box; 11-seed box; 12-a blanking roller; 1201-loading a recess; 13-a transmission belt; 14-a drive motor; 15-lifting rod; 16-a rectangular frame; 17-a drawbar; 18-an eccentric disc; 19-a slide block; 20-a radial slot; 21-a screw rod; 22-an adjusting knob; 23-a switch; 24-vehicle mounted power supply.
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.
Example 1
Referring to fig. 1-5, in the embodiment of the present invention, a synchronous seeding and fertilizing apparatus includes a vehicle body 1, a fertilizer box 10, a seed box 11 and a seeding mechanism; the seeding mechanism comprises a seeding cone 2 arranged below the vehicle body 1, the seeding cone 2 is a hollow box body with a right trapezoid cross section, and the oblique surface of the seeding cone 2 faces downwards so as to be conveniently inserted into soil; a discharge hole is formed in the lower portion of the scattering cone 2, a hinged door plate 3 is nested in the discharge hole, the hinged door plate 3 is hinged to the inner wall of the discharge hole of the scattering cone 2 through a hinged shaft, an extrusion plate 4 is fixedly connected to the upper portion of the hinged door plate 3, and the extrusion plate 4 is fixedly connected with the side wall of the scattering cone 2 through a spring 5; concrete, after progressively inserting soil along with broadcasting awl 2, the soil of broadcasting the awl 2 outside extrudees stripper plate 4, stripper plate 4 drives articulated door plant 3 and rotates, and then makes to broadcast the seed and the fertilizer discharge of 2 intracavity in the awl, after broadcasting awl 2 and soil hole and breaking away from, stripper plate 4 gets back to initial position and then drives articulated door plant 3 and return to initial position under spring 5's effect, realizes broadcasting closing of the discharge gate of awl 2.
The sowing awl 2 is respectively communicated with a fertilizer box 10 and a seed box 11 through two groups of blanking mechanisms, the two groups of blanking mechanisms are identical in structure and are symmetrically arranged, each blanking mechanism comprises a material conveying sleeve 6 communicated with the upper part of the material stirring awl 2, each material conveying sleeve 6 is a sleeve type sleeve, and each material conveying sleeve 6 stretches along with the up-and-down movement of the sowing awl 2, so that the seeds and the fertilizer are conveyed; the upper part of the material conveying sleeve 6 is communicated with a plastic pipe 7, the upper end of the plastic pipe 7 is communicated with a discharging barrel 8, and the discharging barrel 8 is respectively communicated with a fertilizer box 10 and a seed box 11 through a discharging pipe 9; the feeding barrel 8 is a cylinder which is longitudinally arranged, a feeding roller 12 is arranged in the feeding barrel 8, the feeding roller 12 is a round roller with a loading groove on the circumferential surface, the feeding roller 12 is rotatably connected with the feeding barrel 8 through a rotating shaft, the rotating shaft of the feeding roller 12 extends to the outer side of the feeding barrel 8 and is connected with an output shaft of a driving motor 14 through a driving belt 13, and the driving motor 14 is fixedly connected with the vehicle body 1 in a bolt fixing mode; specifically, fertilizer particles in a fertilizer box 10 or seeds in a seed box 11 enter a discharging pipe 9, a driving motor 14 drives discharging rollers 12 in two groups of discharging mechanisms to rotate, the seeds or fertilizers enter loading grooves 1201 in the discharging rollers 12, and along with the rotation of the discharging rollers 12, the seeds and the fertilizer particles enter a plastic pipe 7 and then enter a spreading cone 2 along the plastic pipe 7 and a conveying sleeve 6.
The upper end of the sowing awl 2 is connected with a lifting mechanism, the lifting mechanism drives the sowing awl 2 to move up and down, the sowing awl 2 is driven to be inserted into and separated from soil, the opening and closing of the hinged door plate 3 are realized, the synchronous sowing of seeds and chemical fertilizers is realized, and the sowing efficiency is high.
In order to simplify the control structure and reduce control nodes, the lifting mechanism is linked with the driving motor 4, specifically, the lifting mechanism comprises a lifting rod 15 fixedly connected with the upper end of the sowing cone 2, the lifting rod 15 penetrates through the vehicle body 1 and is in sliding connection with the vehicle body 1, the upper end of the lifting rod 15 is fixedly connected with a rectangular frame 16, and the rectangular frame 16 is vertically and fixedly connected with the middle part of the lifting rod 15; a traction column 17 is embedded in the rectangular frame 16, the traction column 17 is connected with an eccentric disc 18, and the eccentric disc 18 is fixedly connected with an output shaft of the driving motor 14; specifically, the driving motor 14 drives the eccentric disc 18 to rotate, the traction column 17 which does circular motion drives the rectangular frame 16 to reciprocate up and down, and the movable frame 16 drives the sowing cone 2 to move up and down through the lifting rod 15, so that synchronous sowing of fertilizer particles and seeds is realized.
The refining process is that the eccentric disc 18 and the feeding rollers 12 of the two feeding mechanisms rotate synchronously, when the rectangular frame 16 returns to the highest point after the last cycle is finished, at the moment, the loading grooves 1201 of the feeding rollers 12 of the two feeding mechanisms are respectively loaded with seeds and fertilizer particles, the rectangular frame 16 drives the spreading cone 2 to move downwards to the lowest point through the lifting rod 15, the feeding rollers 12 rotate and pass through the communication part of the plastic pipe 7 and the feeding barrel 8, the seeds and the fertilizer particles are conveyed into the spreading cone 2 through the plastic pipe 7 and the conveying sleeve 6, the extrusion plate 4 is extruded by the surrounding soil to drive the hinged door plate 3 to rotate in the descending process of the spreading cone 2, the seeds and the fertilizer particles enter the planting pit before the spreading cone 2 reaches the lowest point, the spreading cone 2 moves upwards to the highest point to synchronously drive the feeding rollers 12 to rotate, the seeds and the chemical fertilizer are reloaded, the seeds and the chemical fertilizer return to the initial position, and the next circulation process is prepared to enter, so that the step-by-step operation in the processes of loading, unloading and sowing is realized, the synchronous sowing of the chemical fertilizer and the seeds is realized, the sowing efficiency is further improved, and the sowing effect is ensured.
The vehicle-mounted power supply 24 and the switch 23 are fixedly connected to the vehicle body 1, and the driving motor 14 is sequentially connected with the vehicle-mounted power supply 24 and the switch 23 in series through conducting wires in an electrical mode, so that the control is convenient, and the control structure is simple.
Example 2
This example differs from example 1 in that: in order to adapt to the heights of different sowing ridges, the length of the stroke of the sowing cone 2 moving up and down is adjusted; the traction column 17 is fixedly connected with a moving block 19, the eccentric disc 18 is provided with a radial groove 20, the extension line of the radial groove 20 passes through the center of the eccentric disc 18, and the moving block 19 is embedded in the radial groove 20 and is in sliding butt joint with the inner wall of the radial groove 20; a lead screw 21 is embedded in the radial groove 20, the lead screw 21 penetrates through the moving block 19 and is in threaded connection with the moving block 19, the inner end of the lead screw 21 is rotatably connected with the side wall of the radial groove 20 through a bearing seat, the outer end of the lead screw 21 extends to the outer side of the eccentric disc 18 and is fixedly connected with an adjusting button 22, scale marks are arranged on the outer side of the radial groove 20, the diameter of a track circle of the circumferential motion of the traction column 17 is convenient to observe, the diameter of the track circle of the circumferential motion of the traction column 17 is the stroke length of the up-and-down movement of the traction column 17, and the diameter of the track circle of the circumferential motion of; specifically, by screwing the adjusting button 22, the screw rod 21 drives the moving block 19 to move in the radial groove 20, so that the traction column 17 is driven to move, the diameter of a circular track circle of the traction column 17 is changed, the stroke length of the upward and downward movement of the sowing cone 2 is adjusted, the sowing and fertilizing operation of ridges with different heights is adapted, and the sowing and fertilizing device has good adaptability.
The following are specifically mentioned: in the application, the vehicle body, the vehicle-mounted power supply and the switch are in the prior art; the seeding awl, the hinged door plate, the extrusion plate, the spring, the discharging barrel, the discharging roller, the lifting rod, the moving frame, the traction column, the eccentric disc, the moving block, the radial groove, the lead screw and the adjusting button are innovation points of the application; the uniform blanking, conveying and mixed synchronous sowing of the chemical fertilizer and seeds are realized by arranging the sowing mechanism comprising the sowing awl, the hinged door plate, the extrusion plate and the spring, the uniform blanking mechanism comprising the blanking barrel, the blanking roller, the plastic pipe and the conveying sleeve and the lifting mechanism comprising the lifting rod, the moving frame, the traction column and the eccentric disc, and the sowing efficiency of the chemical fertilizer and the seeds is improved; through being equipped with movable block, radial groove, lead screw and adjusting knob, realize scattering the regulation of awl reciprocating stroke, the seeding fertilization operation of adaptation specification ridges of different heights has good adaptability.
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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A synchronous seeding and fertilizing device comprises a vehicle body (1), a fertilizer box (10), a seed box (11) and a seeding mechanism; the seeding mechanism is characterized by comprising a seeding cone (2) arranged below a vehicle body (1), wherein a discharge hole is formed in the lower part of the seeding cone (2), a hinged door plate (3) is nested in the discharge hole, the upper part of the hinged door plate (3) is fixedly connected with an extrusion plate (4), and the extrusion plate (4) is fixedly connected with the side wall of the seeding cone (2) through a spring (5); the sowing awl (2) is respectively communicated with a fertilizer box (10) and a seed box (11) through two groups of blanking mechanisms, and the upper end of the sowing awl (2) is connected with a lifting mechanism.
2. The synchronous sowing and fertilizing device as claimed in claim 1, characterized in that the sowing cone (2) is a hollow box with a right trapezoid cross section, the sowing cone (2) faces downwards in an inclined manner, and the hinged door panel (3) is hinged to the inner wall of the discharge hole of the sowing cone (2) through a hinge shaft.
3. The synchronous sowing and fertilizing device of claim 1, wherein the two sets of discharging mechanisms are identical in structure and symmetrically arranged, each discharging mechanism comprises a material conveying sleeve (6) communicated with the upper portion of the material stirring cone (2), the upper portion of the material conveying sleeve (6) is communicated with a plastic pipe (7), the upper end of the plastic pipe (7) is communicated with a discharging barrel (8), and the discharging barrels (8) are respectively communicated with a fertilizer box (10) and a seed box (11) through discharging pipes (9); the feeding device is characterized in that the feeding barrel (8) is a cylinder which is longitudinally arranged, a feeding roller (12) is arranged in the feeding barrel (8), the feeding roller (12) is a round roller with a circumferential surface provided with a loading groove (1201), the feeding roller (12) is rotatably connected with the feeding barrel (8) through a rotating shaft, and the rotating shaft of the feeding roller (12) extends to the outer side of the feeding barrel (8) and is connected with an output shaft of a driving motor (14) through a driving belt (13).
4. The synchronous sowing and fertilizing device as claimed in claim 3, characterized in that the lifting mechanism comprises a lifting rod (15) fixedly connected with the upper end of the sowing cone (2), the lifting rod (15) penetrates through the vehicle body (1) and is connected with the vehicle body (1) in a sliding manner, a rectangular frame (16) is fixedly connected with the upper end of the lifting rod (15), and the rectangular frame (16) is vertically and fixedly connected with the middle part of the lifting rod (15); a traction column (17) is nested in the rectangular frame (16), the traction column (17) is connected with an eccentric disc (18), and the eccentric disc (18) is fixedly connected with an output shaft of the driving motor (14).
5. The synchronous sowing and fertilizing device as claimed in claim 4, characterized in that the traction column (17) is fixedly connected with a moving block (19), the eccentric disc (18) is provided with a radial groove (20), the moving block (19) is nested in the radial groove (20) and is in sliding abutment with the inner wall of the radial groove (20); a lead screw (21) is embedded in the radial groove (20), the lead screw (21) penetrates through the moving block (19) and is in threaded connection with the moving block (19), and the outer end of the lead screw (21) extends to the outer side of the eccentric disc (18) and is fixedly connected with an adjusting button (22).
6. The synchronous sowing and fertilizing device as claimed in claim 4, characterized in that the vehicle body (1) is fixedly connected with a vehicle-mounted power supply (24) and a switch (23), and the driving motor (14) is electrically connected in series with the vehicle-mounted power supply (24) and the switch (23) in sequence through a lead.
7. A synchronous sowing and fertilizing device as claimed in claim 5, characterized in that the inner end of the screw rod (21) is rotatably connected with the side wall of the radial groove (20) through a bearing seat, and the outside of the radial groove (20) is provided with scale marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010378615.3A CN111512747A (en) | 2020-05-07 | 2020-05-07 | Synchronous seeding and fertilizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010378615.3A CN111512747A (en) | 2020-05-07 | 2020-05-07 | Synchronous seeding and fertilizing device |
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| Publication Number | Publication Date |
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| CN111512747A true CN111512747A (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010378615.3A Withdrawn CN111512747A (en) | 2020-05-07 | 2020-05-07 | Synchronous seeding and fertilizing device |
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| CN (1) | CN111512747A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111919553A (en) * | 2020-08-20 | 2020-11-13 | 皖西学院 | Fixed-point seeding device for garden construction |
| CN111955105A (en) * | 2020-08-31 | 2020-11-20 | 燕山大学 | Seeding and fertilizing mechanism based on double-cam principle |
| CN113099787A (en) * | 2021-03-03 | 2021-07-13 | 王昆 | Integrative device of fertilization is planted to integrated form soybean |
| CN114451107A (en) * | 2022-01-12 | 2022-05-10 | 黑龙江省林业科学院伊春分院 | Chinese-medicinal material is planted and is used seeder |
| CN115250661A (en) * | 2022-08-30 | 2022-11-01 | 中国农业科学院草原研究所 | Soil preparation, fertilization and sowing integrated rice dry farming machine and use method thereof |
| CN115428622A (en) * | 2022-08-12 | 2022-12-06 | 安徽天平机械股份有限公司 | Method and machine for simultaneously sowing seeds and fertilizers in vertically layered manner for rice |
| CN117084025A (en) * | 2023-10-19 | 2023-11-21 | 安徽农业大学 | Wheat spring-cold test seeding device |
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| CN2591932Y (en) * | 2002-12-30 | 2003-12-17 | 李生祥 | Slider type seeding apparatus |
| CN106937540A (en) * | 2017-03-31 | 2017-07-11 | 奥林精密机械科技（长兴）有限公司 | A kind of small-sized seeding and fertilizing all-in-one |
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| CN209151542U (en) * | 2018-08-31 | 2019-07-26 | 湖南农业大学 | A kind of interruption ferti-seeding integrated device |
| CN209749080U (en) * | 2018-12-29 | 2019-12-10 | 魏立君 | Agricultural production is with seeding fertilizer injection unit |
| CN210456403U (en) * | 2019-09-03 | 2020-05-05 | 上海琼泽生物科技有限公司 | Quantitative feeding machine |
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| CN2591932Y (en) * | 2002-12-30 | 2003-12-17 | 李生祥 | Slider type seeding apparatus |
| CN106937540A (en) * | 2017-03-31 | 2017-07-11 | 奥林精密机械科技（长兴）有限公司 | A kind of small-sized seeding and fertilizing all-in-one |
| CN207505395U (en) * | 2017-08-30 | 2018-06-19 | 嘉业卓众建设有限公司 | A kind of afforestation seeding and fertilizing integrated apparatus |
| CN207560697U (en) * | 2017-11-30 | 2018-07-03 | 山西省农业科学院作物科学研究所 | Dry farming seeder combined with fertilising apparatus |
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| CN209151542U (en) * | 2018-08-31 | 2019-07-26 | 湖南农业大学 | A kind of interruption ferti-seeding integrated device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111919553A (en) * | 2020-08-20 | 2020-11-13 | 皖西学院 | Fixed-point seeding device for garden construction |
| CN111919553B (en) * | 2020-08-20 | 2022-08-23 | 皖西学院 | Fixed-point seeding device for garden construction |
| CN111955105A (en) * | 2020-08-31 | 2020-11-20 | 燕山大学 | Seeding and fertilizing mechanism based on double-cam principle |
| CN113099787A (en) * | 2021-03-03 | 2021-07-13 | 王昆 | Integrative device of fertilization is planted to integrated form soybean |
| CN114451107A (en) * | 2022-01-12 | 2022-05-10 | 黑龙江省林业科学院伊春分院 | Chinese-medicinal material is planted and is used seeder |
| CN115428622A (en) * | 2022-08-12 | 2022-12-06 | 安徽天平机械股份有限公司 | Method and machine for simultaneously sowing seeds and fertilizers in vertically layered manner for rice |
| CN115428622B (en) * | 2022-08-12 | 2023-11-24 | 安徽天平机械股份有限公司 | Rice vertical layering seed and fertilizer simultaneous sowing method and seed and fertilizer simultaneous sowing machine |
| CN115250661A (en) * | 2022-08-30 | 2022-11-01 | 中国农业科学院草原研究所 | Soil preparation, fertilization and sowing integrated rice dry farming machine and use method thereof |
| CN115250661B (en) * | 2022-08-30 | 2023-09-19 | 中国农业科学院草原研究所 | Soil preparation, fertilization and seeding integrated paddy rice dry farming machine and application method thereof |
| CN117084025A (en) * | 2023-10-19 | 2023-11-21 | 安徽农业大学 | Wheat spring-cold test seeding device |
| CN117084025B (en) * | 2023-10-19 | 2024-01-02 | 安徽农业大学 | Wheat spring-cold test seeding device |
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Application publication date: 20200811 |
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| WW01 | Invention patent application withdrawn after publication |