CN106961859B - Wheat precision position fertilization no-tillage seeder - Google Patents
Wheat precision position fertilization no-tillage seeder Download PDFInfo
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- 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
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
- A01B49/06—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
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Abstract
The invention relates to a wheat precision position fertilization no-tillage seeder, which belongs to the technical field of agricultural machinery and comprises a tractor and a frame at the rear end thereof, wherein a rotary tillage unit, a fertilization unit and a seeding unit are sequentially arranged on the frame, the fertilization unit comprises a group of fertilization shovels, each fertilization shovel comprises a subsoiling and layered fertilization shovel and an equal-depth fertilizer spreading shovel fixed on the upper part of the subsoiling and layered fertilization shovel, each subsoiling and layered fertilization shovel is of a hollow structure and is connected with a deep fertilizer box at the upper end of the frame, a group of fertilization holes distributed longitudinally are formed in the rear side of the shovel tip of each subsoiling and layered fertilization shovel, the working depth of each fertilization hole is 15-30cm, each equal-depth fertilizer spreading shovel is of a hollow structure and is connected with the plough layer fertilizer box at the upper end of the frame, two groups of fertilizer spreading holes located on two sides of each subsoiling and layered fertilization shovel are formed in the shovel body, the working depth of 7-15cm, the wheat is rooted and is supplied with fertilizer at the position of 7-15cm in the initial growth position, and the layered fertilizer at the later growth position of 15-30cm is used for nutrition supply, the root system of the wheat is promoted, the wheat root system of the wheat is improved, the wheat water absorption and the lodging resistance of the wheat yield is improved obviously.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, relates to a wheat seeder, and particularly relates to a wheat precision fertilization no-tillage seeder.
Background
The existing wheat seeder has a fertilizing function, fertilizers are applied to the surface of soil before seeding, then the fertilizers are uniformly distributed in a plough layer through rotary tillage, when the root of wheat extends below the plough layer, the fertilizers in the plough layer cannot play a role, the wheat needs to be topdressed in a later period, wheat plants can be damaged to a certain extent in the topdressing process, the depth of the applied fertilizers is limited, nutrients can be provided for the growth of the root of the wheat in the soil, but the downward growth of the root of the wheat is not facilitated, so that the lodging resistance and the deep water absorption capacity of the wheat are limited, and the above reasons are important reasons that the yield of the existing wheat cannot be further improved.
Disclosure of Invention
The invention makes up the defects of the existing wheat seeding, and provides the wheat precision position fertilization no-tillage seeder, the seeder can precisely fertilize the initial fertilizer and the later growth fertilizer in place in one fertilization process, the later topdressing process technology and equipment are not needed, the initial fertilizer is scattered at the bottom of a plough layer, the later growth fertilizer is applied in a deep layer of soil in a layering way, the growth of the root of the wheat to the deep soil can be promoted, the water absorption and lodging resistance of the wheat are strong, and the smooth growth of the wheat and the improvement of the yield are facilitated.
The specific technical scheme of the invention is as follows:
the utility model provides a wheat precision position fertilization no-tillage seeder, includes the tractor and connects the frame that has the gauge wheel at its rear end, installs rotary tillage unit, fertilization unit and seeding unit in proper order in the frame, the key point is, fertilization unit include a set of fertilization shovel that sets up side by side, fertilization shovel sets up in rotary tillage unit rear end, fertilization shovel includes subsoiling layering fertilization shovel and fixes equal deep fertilization shovel at its upper portion, subsoiling layering fertilization shovel is hollow structure and links to each other with the deep fat case of frame upper end, the shovel point rear side of subsoiling layering fertilization shovel is provided with a set of fertilization hole along longitudinal distribution, the working depth in fertilization hole is 15-30cm, equal deep fertilization shovel is hollow structure and links to each other with the plough layer fat case of frame upper end, be provided with two sets of fertilizer holes that spill that lie in subsoiling layering fertilization shovel both sides on its shovel body, the working depth in fertilizer hole is 7-15cm, subsoiling layering fertilization shovel, equal deep fertilization shovel cooperate and form fertilizer layering fertilization unit.
The rotary tillage unit is in a rotation direction with the upper end rotating forwards.
The transverse distance between the fertilizing shovels is 8-15cm, the distance between two groups of fertilizer spreading holes on the equal-depth fertilizer spreading shovel is 4-6cm, and the transverse distribution range of each group of fertilizer spreading holes is 8-12cm.
The seeding unit comprises a seed box, a seed sowing device, a seed conveying device and a seed scattering mechanism which are sequentially connected from top to bottom, a disc furrow opener is further arranged at the front end of the seed scattering mechanism, and the seed sowing device, the seed conveying device, the disc furrow opener and the seed scattering mechanism are all arranged in a one-to-one correspondence manner with each plough layer fertilizer spreading belt formed by fertilizer spreading holes.
The seed scattering mechanism comprises a seed scattering disc and a dispersion plate which are sequentially arranged from top to bottom, the upper end of each seed scattering disc and the upper end of each dispersion plate are inclined backwards, the inclination angle of each seed scattering disc is smaller than that of each dispersion plate, each seed scattering disc is trapezoidal and narrow at the top and wide at the bottom, a seed blocking column is vertically arranged on the end face of each seed scattering disc, the upper end of each dispersion plate is located at the outlet of the lower end of each seed scattering disc, each dispersion plate is in a wing shape and is narrow at the top and wide at the bottom, the bending angle is 120-170 degrees, and the transverse width of the outlet of the lower end of each dispersion plate is 8-12cm.
The frame is provided with a soil retaining plate at the front end of the sowing unit.
The equal-depth fertilizer spreading shovel is of a triangular shell structure, the triangular shell structure is symmetrically fixed to the upper portion of the deep-loosening layered fertilizer spreading shovel, the two groups of fertilizer spreading holes are respectively located on two sides of the middle of the bottom edge of the triangle, and fertilizer blocking columns are arranged at outlet positions of the fertilizer spreading holes.
The fertilizer holes are arranged on the two sides of the fertilizing device, the fertilizing device is of a shell structure with two downward bent sides and the lower end of the fertilizer device is inclined backwards, the cross section of the fertilizer device is inverted V-shaped, all the fertilizer devices corresponding to the fertilizing holes are arranged in a mode that the width gradually decreases from top to bottom, and the length of all the fertilizer devices gradually decreases.
The depth wheel is a compression roller arranged at the rear end of the sowing unit.
The beneficial effects of the invention are: this seeder sets up the fertilization unit into subsoiling layering fertilization shovel and the structure that the shovel combined together deeply spills deeply, carry out the layering fertilization of deep fertilizer through subsoiling layering fertilization shovel between two seeding areas, carry out the application of initial stage fertilizer in the plough layer bottom in seeding area through the shovel of spilling deeply and spill deeply, the shovel setting of fertiliziing is in the rear end of rotary tillage unit, the rotary tillage unit is with plough layer soil turn-up then cover on initial stage fertilizer, make the position of spilling of initial stage fertilizer comparatively accurate, this fertilization shovel and rotary tillage unit's combination has realized that accurate fertilization and fertilization once fertilize the effect that need not the topdressing, a large amount of manpower and equipment have been saved in whole wheat growth period, and deep fertilizer's application can promote wheat root system to grow to soil depths, the moisture of wheat absorption soil depths, the quantity of irrigating water has been saved, the lodging resistance of wheat has been improved, finally realize the improvement of wheat output.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic structural view of the fertilizing shovel of the invention.
FIG. 3 is a schematic view of the soil subsoiling structure of the present invention.
Fig. 4 is a rear view of fig. 2.
FIG. 5 is a schematic structural diagram of a seed dispersal mechanism.
Fig. 6 is a left side view of fig. 5.
Fig. 7 is a schematic diagram of the internal structure of the equal-depth fertilizing shovel.
Fig. 8 is a schematic view of the working principle of the rotary tillage unit and the fertilization unit.
In the attached drawings, 1, a tractor, 2, a rack, 3, a deep scarification and layered fertilization shovel, 301, a deep fertilizer box, 302, a shovel tip, 303, a fertilization hole, 304, a fertilizer guide device, 4, equal deep fertilizer spreading shovel, 401, a plough layer fertilizer box, 402, a fertilizer spreading hole, 403, a fertilizer blocking column, 404, a guide plate, 5, a seed box, 501, a seed sowing device, 502, a seed conveying pipe, 503, a seed scattering disk, 504, a dispersing plate, 505, a seed scattering column, 506, a disc opener, 6, a press roller, 7, a soil blocking plate, 8, a rotary tillage cutter shaft, 10, a plough layer fertilizer spreading belt, 11, a layered fertilization belt.
Detailed Description
The invention relates to a wheat fine position fertilization no-tillage seeder, which comprises a tractor 1 and a frame 2 connected at the rear end of the tractor and provided with a depth wheel, wherein a rotary tillage unit, a fertilization unit and a seeding unit are sequentially arranged on the frame 2, the fertilization unit comprises a group of fertilization shovels arranged in parallel, the fertilization shovels are arranged at the rear end of the rotary tillage unit and comprise a subsoiling and layering fertilization shovel 3 and an equal-depth fertilization shovel 4 fixed at the upper part of the subsoiling and layering shovel, the subsoiling and layering fertilization shovel 3 is of a hollow structure and is connected with a deep fertilizer box 301 at the upper end of the frame 2, a group of fertilization holes 303 distributed along the longitudinal direction are arranged on the rear side of a shovel tip 302 of the subsoiling and layering fertilization shovel 3, the working depth of the fertilization holes 303 is 15-30cm, the equal-depth fertilization shovel 4 is of a hollow structure and is connected with a plough layer box 401 at the upper end of the frame 2, two groups of fertilization holes 402 positioned at two sides of the subsoiling and layering fertilization shovel 3 are arranged on the body, the shovel body, the fertilization holes 402 are 7-15cm, and the deep fertilization shovels 3 and the equal-depth fertilization unit are matched to form the layered fertilization unit.
In the specific embodiment, as shown in fig. 1 to 8, the working depth of the fertilizing holes 303 is 15-30cm, the layered fertilizing bands 11 extending out of the soil are formed after the operation, the working depth of the fertilizing holes is 7-15cm, the tilling layer fertilizing bands at the bottom of the soil plough layer are formed after the operation, one equal-depth fertilizing shovel 4 corresponds to two groups of fertilizing holes 402, and the layered fertilizing bands 11 are arranged right below the middle positions of the two tilling layer fertilizing bands 10 corresponding to the two groups of fertilizing holes 402; the transverse distance between the fertilizing shovels is 8-15cm, preferably 10cm, the distance between two groups of fertilizer spreading holes 402 on the equal-depth fertilizer spreading shovel 4 is 4-6cm, preferably 5cm, and the transverse distribution range of each group of fertilizer spreading holes (402) is 8-12cm, preferably 10cm.
Tractor 1 starts back drive frame 2 and moves forward, the depth wheel on the frame 2 is the press wheel 6 of seeding unit rear end promptly, install the rotary tillage unit by preceding in proper order backward in the frame 2, the fertilization shovel, seeder and press roller 6, the rotary tillage unit is rotary tillage arbor 8, the direction of rotation is the direction of upper end forward rotation, the direction of positive rotation promptly, the visual angle according to figure 1 is anticlockwise, as shown in figure 8, such direction setting, firstly can carry out the rotary tillage with plough layer soil, secondly turn up soil and cover the upper end at fertilizer application position, the accurate of fertilizer in the plough layer degree of depth of being convenient for is applyed in the accuracy of plough layer degree of depth, the initial stage fertilizer that is used for the plough layer that helps the equal deep fertilizer shovel 4 outputs of fertilization shovel to fertilize is executed and is spilt in the plough layer bottom.
The structure of the fertilizing shovel is shown in fig. 2 and fig. 4, a subsoiling layered fertilizing shovel 3 in the fertilizing shovel performs subsoiling of soil and application of deep fertilizer, the soil subsoiling is shown in fig. 3 and is in an inverted triangle shape, the deeper position in the middle is a position for applying deep fertilizer, the rear side of a shovel tip 302 of the subsoiling layered fertilizing shovel 3 is provided with a group of fertilizing holes 303 with the depth distributed in 15-30cm, a deep fertilizer box 301 is fixed at the upper end of a frame 2, fertilizer in the deep fertilizer box 301 enters the subsoiling layered fertilizing shovel 3 through a conveying pipe and then passes through a fertilizing hole 303, the outer end of the fertilizing hole 303 is provided with a fertilizer guiding device 304, the fertilizer guiding device 304 is a shell structure with two sides bent downwards and the lower end inclined backwards, the cross section of the fertilizer guiding device is in an inverted V shape, the fertilizer guiding devices 304 corresponding to all the fertilizing holes 303 are arranged in a mode with gradually reduced width from top to bottom, and the lengths of all the fertilizer guiding devices 304 are gradually reduced, as shown in fig. 5 and fig. 6, the fertilizer is conveyed downwards along the V-shaped structure of the deep fertilizer guiding device 304, and is gradually dispersed in the process, and is favorable for spreading of a fertilizer application of a fertilizer belt, and is formed for uniformly spreading, and is favorable for uniformly spreading, and a fertilizer application of a fertilizer belt 11, which is formed after the fertilizer is applied on the root of the fertilizer is applied; the shape of soil subsoiling is shown in fig. 3, the shallower positions on both sides are working areas of an equal-depth fertilizer spreading shovel 4 fixed on the upper portion of a subsoiling layered fertilization shovel 3, the inner structure of the equal-depth fertilizer spreading shovel 4 is shown in fig. 7, the depth of a fertilizer output end of the equal-depth fertilizer spreading shovel 4 is 10cm, the depth is the depth of rotary tillage, the soil after rotary tillage covers the fertilizer output by the equal-depth fertilizer spreading shovel 4, the equal-depth fertilizer spreading shovel 4 is a triangular shell structure, the triangular shell structure is symmetrically fixed on the upper portion of the subsoiling layered fertilization shovel 3, two groups of fertilizer spreading holes 402 are respectively located on both sides of the middle of the bottom edge of the triangle, fertilizer blocking columns are arranged at outlet positions of the fertilizer spreading holes 402, the fertilizer reaches the equal-depth fertilizer spreading shovel 4 from a plough layer fertilizer box 401 fixed on a rack 2 through a conveying pipeline, then the fertilizer is respectively applied through the two groups of fertilizer spreading holes 402 on both sides, the interval between the two groups of fertilizer spreading holes 402 is 5cm, a guide plate 404 is arranged at the interval, the cross section of the guide plate 404 is triangular plate, the fertilizer spreading layer is respectively conveyed to the fertilizer spreading holes 402 on both sides, and the two groups of the fertilizer spreading belts are evenly spread 10cm, the fertilizer spreading belts are 10cm, the fertilizer spreading belts are evenly spread with the fertilizer spreading layers, and the fertilizer spreading 10cm width of the fertilizer spreading belts, and the fertilizer spreading belts, the fertilizer spreading belts are 10cm, the fertilizer spreading belts are uniformly spread, and the fertilizer spreading belts, the fertilizer spreading belts are 10cm, the fertilizer spreading belts are uniformly spread, the fertilizer spreading belts are 10cm, and the fertilizer spreading belts are 10cm.
The fertilizer band described in the upper section comprises two fertilizer application bands 11, one is a deep layered fertilizer application band, and the other is a plough layer fertilizer spreading band 10 in plough layer soil. The plough layer fertilizer spreading belt 10 is used for spreading quick-acting fertilizer under the seeds at equal depth; the fertilizer selected by the layered fertilization zone 11 is slow release fertilizer or controlled release fertilizer, and the two fertilizers have slow nutrition release speed and long fertilizer efficiency. The deep layer layered fertilization operation can be carried out with the selection of slow release fertilizer or controlled release fertilizer according to specific conditions. The fertilization mode adopted in the invention has the following advantages: 1) The fertilizer consumption is reduced, the utilization rate is improved, the slow release fertilizer is longer than the fertilizer without a coating for more than 30 days, the leaching volatilization loss is reduced, the fertilizer consumption and the conventional fertilization can be reduced by 10-20 percent, and the purpose of saving the cost is achieved; 2) The deep fertilization can be matched with the quick-acting plough-layer fertilizer to be used as a base fertilizer for one time, the labor for fertilization is reduced by about one third, the fertilization is safe, and the fertilizer damage is prevented; 3) The fertilizer has the advantages of long-term stability of fertilizer effect after use, no threshing in the later period, disease resistance, lodging resistance, and yield increase by more than 5 percent, and is more beneficial to the efficient absorption of nutrients by plant roots.
Rotary tillage, after the fertilization finishes, seeder in the seeding unit spills fertile area 10 along the plough layer and sows, the seeding unit includes by last seed case 5 that connects gradually under to, seed metering ware 501, seed delivery pipe 502 and the mechanism of loosing seeds, it still is provided with disc furrow opener 506 to loose the mechanism front end, seed metering ware 501, seed delivery pipe 502, disc furrow opener 506 and the mechanism of loosing seeds all spill fertile area 10 one-to-one setting with every group and spill the plough layer that fertile hole 402 formed, disc furrow opener 506 ditches at the front end, it is not less than the width of loosing seeds of the mechanism to ditch the width of ditching, the seed falls into in the ditching behind the mechanism of loosing seeds, disc furrow opener 506 during operation is rotatory, its rotation process can backfill the soil of both sides to the ditch in, carry out the soil suppression of the seeding row through suppression unit at last. Wheat seeds are contained in a seed box 5 fixed on a rack 2, the wheat seeds enter a seed conveying pipe 502 after passing through each seed sowing device 501 and then reach a seed scattering mechanism, the seed scattering mechanism comprises a seed scattering plate 503 and a dispersion plate 504 which are sequentially arranged from top to bottom, the upper ends of the seed scattering plate 503 and the dispersion plate 504 are inclined backwards, the inclination angle of the seed scattering plate 503 is smaller than that of the dispersion plate 504, the seed scattering plate 503 is in a trapezoid shape with a narrow top and a wide bottom, a seed blocking column 505 is vertically arranged on the end surface of the seed scattering plate, the wheat seeds enter the seed scattering plate 503 and then are output from the lower end after being impacted and dispersed by the seed blocking column 505, the upper end of the dispersion plate 504 is positioned at the outlet of the lower end of the seed scattering plate 503, the wheat seeds are output from the seed scattering plate 504 and then fall on the dispersion plate 504, the dispersion plate 504 is in a wing shape which is bent towards two sides along the middle and is narrow top and wide bottom, the bending angle is 150 degrees, the wheat seeds are secondarily dispersed on the dispersion plate, uniformly distributed wheat seeds are gradually and the wheat seeds are sown at the positions of a plough layer fertilizer layer. The dispersion board 504 is along the wing form of middle to both sides bending, combine the shape that its lower extreme leaned forward, the seed falls on the dispersion board 504 that the wing form leaned forward, machines during the seeding move ahead, dispersion board 504 that leans forward has a forward thrust to the seed, and because the high both sides are low in the middle of the wing form, the seed can flow to both sides, can form the middle growth situation that is rare relatively in the middle of the seedling takes, both sides are intensive relatively, the limit of full play wheat is advanced, the output of wheat is improved.
A fertilization shovel 3 forms two plough layers that the interval is 5cm and spreads fertilizer area 10, the transverse separation between two fertilization shovels 3 is 10cm, each mechanism that looses kind in the seeding unit corresponds plough layers and spreads fertilizer area 10, a mechanism that looses kind can form a wheat of 10cm wide and broadcasts the area, two wheat that the interval is 5cm broadcast the area and be a set of, the interval between every group is 10cm, just so formed every two and broadcast the area and be a set of, the interval of broadcasting the area in every group is 5cm, the interval of group between the group is 10 cm's wheat seeding form, the interval between the group is the ventiduct, can enough take a breath for the wheat seedling ridge of both sides, can adjust the temperature in the wheat seedling again, avoid breeding the sick worm grass pest of high temperature in the wheat seedling.
Claims (7)
1. The utility model provides a wheat precision position fertilization no-tillage seeder, includes tractor (1) and connects frame (2) that have the gauge wheel in its rear end, installs rotary tillage unit, fertilization unit and seeding unit on frame (2) in proper order, its characterized in that: the fertilizing unit comprises a group of fertilizing shovels arranged in parallel, the fertilizing shovels are arranged at the rear end of the rotary tillage unit and comprise deep-loosening layered fertilizing shovels (3) and equal-depth fertilizing shovels (4) fixed at the upper parts of the deep-loosening layered fertilizing shovels, the deep-loosening layered fertilizing shovels (3) are of a hollow structure and are connected with a deep fertilizer box (301) at the upper end of the rack (2), a group of fertilizing holes (303) distributed along the longitudinal direction are formed in the rear side of a shovel tip (302) of each deep-loosening layered fertilizing shovel (3), the working depth of each fertilizing hole (303) is 15-30cm, the equal-depth fertilizing shovels (4) are of a hollow structure and are connected with a plough layer fertilizer box (401) at the upper end of the rack (2), two groups of fertilizing holes (402) located on two sides of each deep-loosening layered fertilizing shovel (3) are formed in the shovel body, the working depth of each fertilizing hole (402) is 7-15cm, and the deep-loosening layered fertilizing shovels (3) and the equal-depth fertilizing shovels (4) are matched to form the fertilizer layered fertilizing unit;
the transverse distance between the fertilizing shovels is 8-15cm, the distance between two groups of fertilizer spreading holes (402) on the equal-depth fertilizer spreading shovel (4) is 4-6cm, and the transverse distribution range of each group of fertilizer spreading holes (402) is 8-12cm;
after the fertilizing holes (303) are operated, a layered fertilizing belt (11) in the deep soil is formed, after the fertilizing holes are operated, a plough layer fertilizing belt (10) at the bottom of a soil plough layer is formed, and a layered fertilizing belt (11) is arranged right below the middle position of two plough layer fertilizing belts (10) corresponding to the two groups of fertilizing holes (402);
the seeding unit comprises a seed box (5), a seed metering device (501), a seed conveying pipe (502) and a seed scattering mechanism which are sequentially connected from top to bottom, the front end of the seed scattering mechanism is also provided with a disc furrow opener (506), and the seed metering device (501), the seed conveying pipe (502), the disc furrow opener (506) and the seed scattering mechanism are all arranged in one-to-one correspondence with plough layer fertilizer spreading belts (10) formed by each group of fertilizer spreading holes (402);
one fertilizing shovel forms two plough layer fertilizer spreading belts (10) with the distance of 5cm, the transverse distance between the two fertilizing shovels is 10cm, each seed scattering mechanism in the sowing unit corresponds to one plough layer fertilizer spreading belt (10), one seed scattering mechanism can form a wheat sowing belt with the width of 10cm, the two wheat sowing belts with the distance of 5cm form a group, the distance between each group is 10cm, thus, a wheat sowing mode that every two sowing belts form a group, the distance between the sowing belts in each group is 5cm, the distance between the groups is 10cm is formed, and the distance between the groups is an air duct.
2. The wheat precision fertilization no-tillage planter according to claim 1, characterized in that: the rotary tillage unit is in a rotating direction with the upper end rotating forwards.
3. The wheat precision position fertilization no-tillage planter as claimed in claim 1, characterized in that: the seed scattering mechanism comprises a seed scattering disk (503) and a dispersion plate (504) which are sequentially arranged from top to bottom, wherein the seed scattering disk (503) and the dispersion plate (504) are inclined backwards from top to bottom, the inclination angle of the seed scattering disk (503) is smaller than the inclination angle of the dispersion plate (504), the seed scattering disk (503) is in a trapezoid shape with a narrow top and a wide bottom, a seed blocking column (505) is vertically arranged on the end surface of the seed scattering disk, the upper end of the dispersion plate (504) is located at the outlet of the lower end of the seed scattering disk (503), the dispersion plate (504) is in a wing shape bent towards two sides along the middle and is in a narrow top and wide bottom, the bending angle is 120-170 degrees, and the transverse width of the outlet of the lower end of the dispersion plate (504) is 8-12cm.
4. The wheat precision fertilization no-tillage planter according to claim 1, characterized in that: the frame (2) is provided with a soil retaining plate (7) at the front end of the seeding unit.
5. The wheat precision fertilization no-tillage planter according to claim 1, characterized in that: the equal-depth fertilizer spreading shovel (4) is of a triangular shell structure, the triangular shell structure is symmetrically fixed to the upper portion of the deep-loosening layered fertilizer spreading shovel (3), the two groups of fertilizer spreading holes (402) are respectively located on two sides of the middle of the bottom edge of the triangle, and a fertilizer blocking column (403) is arranged at the outlet position of each fertilizer spreading hole (402).
6. The wheat precision fertilization no-tillage planter according to claim 1, characterized in that: the fertilizer guide device (304) is arranged at the outer end of the fertilizing hole (303), the fertilizer guide device (304) is of a shell structure with two sides bent downwards and the lower end inclined backwards, the cross section of the fertilizer guide device is inverted V-shaped, all the fertilizer guide devices (304) corresponding to all the fertilizing holes (303) are arranged in an arrangement mode that the width gradually decreases from top to bottom, and the length of all the fertilizer guide devices (304) is gradually decreased.
7. The wheat precision fertilization no-tillage planter according to claim 1, characterized in that: the depth wheel is a compression roller (6) arranged at the rear end of the sowing unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710318551.6A CN106961859B (en) | 2017-05-08 | 2017-05-08 | Wheat precision position fertilization no-tillage seeder |
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| CN201710318551.6A CN106961859B (en) | 2017-05-08 | 2017-05-08 | Wheat precision position fertilization no-tillage seeder |
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| CN101401500B (en) * | 2008-11-24 | 2010-12-29 | 河北省农业机械化研究所有限公司 | Rotary tillage broadcast sowing combined drill for wheat |
| CN104584824B (en) * | 2015-01-07 | 2017-08-22 | 中国农业大学 | A kind of wheat etc. broadcasts sowing and planted inferior deep broadcast application method deeply |
| US10687452B2 (en) * | 2015-03-23 | 2020-06-23 | Kristin Hilma Lopez | Multifunctional implement for farming and gardening |
| CN105917775B (en) * | 2016-06-24 | 2018-07-17 | 河北省农业机械化研究所有限公司 | It is a kind of to collect straw-returning, subsoiling and the integrated agricultural tool of layer by layer manuring |
| CN206821193U (en) * | 2017-05-08 | 2018-01-02 | 河北省农业机械化研究所有限公司 | A kind of small malt extract position fertilising no-tillage seeding machine |
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