CN114868478A - Dual-purpose fertilizing shovel suitable for liquid manure topdressing - Google Patents
Dual-purpose fertilizing shovel suitable for liquid manure topdressing Download PDFInfo
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- CN114868478A CN114868478A CN202210372757.8A CN202210372757A CN114868478A CN 114868478 A CN114868478 A CN 114868478A CN 202210372757 A CN202210372757 A CN 202210372757A CN 114868478 A CN114868478 A CN 114868478A
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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Abstract
The invention provides a dual-purpose fertilizing shovel suitable for liquid manure topdressing, which comprises a soil breaking device and a fertilizing device, wherein the fertilizing device is arranged behind the soil breaking device, the fertilizing device comprises an upper pipe body, a middle pipe body and a lower pipe body which are sequentially connected from top to bottom, a fertilizing channel is jointly defined in the upper pipe body, the middle pipe body and the lower pipe body, the upper pipe body is connected with the soil breaking device, a bearing is arranged on the inner circumferential surface of the middle pipe body, an inner ring of the bearing is sleeved at the upper end of the lower pipe body, a main fertilizer discharging opening is formed in the lower port of the lower pipe body, a fertilizing knife is arranged on the side wall of the lower pipe body, a sub fertilizer discharging opening is formed in the lower end face of the fertilizing knife, two ends of a return assembly are respectively connected with the middle pipe body and the lower pipe body, and when the fertilizing shovel carries out basal application operation, the fertilizing knife turns to the rear side of the soil breaking device and is parallel to the operation direction of the soil breaking device, and the main fertilizer discharging opening and the sub fertilizer discharging opening are opened simultaneously; when the fertilizing shovel carries out dressing operation, the fertilizing knife turns to the direction vertical to the operation direction of the soil breaking device, and meanwhile, the main fertilizer discharging opening is closed and the sub fertilizer discharging openings are opened.
Description
Technical Field
The invention belongs to the field of agricultural machinery, and particularly relates to a dual-purpose fertilizing shovel suitable for liquid manure topdressing.
Background
The fertilizing shovel is a key component for realizing a fertilizing function of the injection fertilizing machine, and the fertilizing effect of the machine is directly determined by the fertilizing shovel. The prior liquid manure injection type fertilizer applicator is mainly provided with a fertilizing shovel for realizing a basal application function, and a small part of the fertilizing shovel can realize a topdressing function. Taking corn as an example, from the aspect of fertilization effect, after the existing fertilization shovel is used for basal fertilization, liquid manure cannot completely cover a centralized distribution area of a corn root system in soil, so that the utilization efficiency of the liquid manure is not high. Meanwhile, during the top dressing operation, the liquid manure applied by the fertilizing shovel is far away from the root system of the crops, so the crops cannot fully absorb the nutrients in the manure.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, one purpose of the invention is to provide a fertilizing shovel which is suitable for liquid manure topdressing, and the fertilizing shovel is adopted to improve the covering depth of the liquid manure in soil, improve the absorption effect of crops on manure nutrients, and improve the utilization rate of the liquid manure and the operation efficiency of machines and tools.
In one aspect of the invention, the invention provides a fertilizing shovel which is suitable for the liquid manure dressing. According to an embodiment of the invention, the fertilizing shovel comprises:
a ground breaking device;
the fertilizer applying device is arranged behind the soil breaking device and comprises an upper pipe body, a middle pipe body and a lower pipe body which are sequentially connected from top to bottom, a fertilizer applying channel is defined in the upper pipe body, the middle pipe body and the lower pipe body together, the upper pipe body is connected with the soil breaking device, a bearing is arranged on the inner peripheral surface of the middle pipe body, an inner ring of the bearing is sleeved at the upper end of the lower pipe body, a main fertilizer discharging port is formed at the lower port of the lower pipe body, a fertilizer applying knife is arranged on the side wall of the lower pipe body, a separate fertilizer discharging port is formed on the lower end surface of the fertilizer applying knife, a groove is formed in the side wall of the lower pipe body between the main fertilizer discharging port and the fertilizer applying knife, and a partition plate is detachably arranged in the groove,
the two ends of the return assembly are respectively connected with the middle pipe body and the lower pipe body, when the fertilizing shovel carries out basal application operation, the fertilizing knife turns to the rear side of the ground breaking device and is parallel to the operation direction of the ground breaking device, and the main fertilizer discharging port and the sub fertilizer discharging ports are opened simultaneously;
when the fertilizing shovel carries out the operation of topdressing, the fertilization sword turns to with the device operation direction of breaking ground is perpendicular, simultaneously through the installation the baffle is closed main fertilizer discharging mouth opens branch fertilizer discharging mouth.
According to the fertilizing shovel for the liquid manure topdressing, disclosed by the embodiment of the invention, the fertilizing device is installed behind the soil breaking device, the fertilizing device comprises an upper pipe body, a middle pipe body and a lower pipe body which are sequentially connected from top to bottom, a fertilizing channel is jointly defined in the upper pipe body, the middle pipe body and the lower pipe body, meanwhile, a bearing is arranged on the inner circumferential surface of the middle pipe body, the inner ring of the bearing is sleeved on the upper end part of the lower pipe body, namely, the lower pipe body can rotate along the bearing, a main manure discharge port is formed at the lower end opening of the lower pipe body, a fertilizing knife is arranged on the side wall of the lower pipe body, a sub-manure discharge port is formed on the lower end surface of the fertilizing knife, a return assembly is arranged between the middle pipe body and the lower pipe body, a groove is formed in the side wall of the lower pipe body between the main manure discharge port and the fertilizing knife, and a partition plate is detachably arranged in the groove. Specifically, when the fertilizing shovel performs basal application operation, the fertilizing knife is adjusted to turn to the rear side of the soil breaking device and is parallel to the operation direction of the soil breaking device, meanwhile, the partition plate in the groove is removed to open the main fertilizer discharging port and open the sub fertilizer discharging ports, so that liquid manure is applied through the main fertilizer discharging port and the sub fertilizer discharging ports, namely, layered fertilization of the basal fertilizer is achieved, full coverage of a root system growth area is guaranteed, and the problem that the longitudinal diffusion range of the fertilizer in soil is small and the growth area of the crop root system cannot be completely covered after the existing liquid manure fertilizing shovel performs basal application operation is solved; when the fertilizing shovel carries out topdressing operation, the fertilizing knife is adjusted to turn to be perpendicular to the operation direction of the soil breaking device, meanwhile, the lower part of the lower pipe body is sealed by installing the partition plate in the groove to close the main fertilizer discharging port and open the sub fertilizer discharging port, namely, the sub fertilizer discharging port on the fertilizing knife carries out lateral near-root fertilizer application, liquid manure is directly applied beside the root system of the crop on the premise of not damaging the root system of the crop to meet the requirement of the root system of the crop on fertilizer nutrients, the utilization rate of the liquid manure is improved, the problem that the fertilizer utilization rate is low because the fertilizer position is far away from the root system of the crop and the requirement of the root system on the absorption of the nutrients cannot be met after the topdressing operation of the existing liquid manure fertilizing shovel is solved, in addition, because a return assembly is arranged between the middle pipe body and the lower pipe body, when the fertilizing knife touches hard objects such as stones, obstacles can be flexibly avoided, the fertilizing knife can be effectively protected, guarantee the fertilization effect, can break up the soil caking of great piece simultaneously, and after bypassing hard things such as stone, under the effect of replying the subassembly, can realize that the fertilization sword reverts perpendicular and the perpendicular initial position of device operation direction that breaks ground.
In addition, the fertilizing shovel suitable for the liquid manure topdressing according to the above embodiment of the invention may also have the following additional technical features:
in some embodiments of the invention, the ground breaking device is a subsoiler.
In some embodiments of the invention, the lower end of the upper pipe body is provided with an upper pipe body flange, the upper end of the middle pipe body is provided with a middle pipe body flange, and the upper pipe body flange and the middle pipe body flange are detachably connected. Therefore, the flexible adjustment of the operation mode of the fertilizing shovel can be realized.
In some embodiments of the present invention, the lower tube body includes the upper end portion and the main body portion from top to bottom, and the upper end portion extends into the middle tube body, and the peripheral wall of the main body portion is located outside the peripheral wall of the upper end portion.
In some embodiments of the present invention, a first baffle is disposed in the bearing above the upper end portion, the first baffle is provided with a first opening, the upper end of the upper end portion is provided with a second baffle, the first baffle abuts against the second baffle, the second baffle is provided with a second opening, and the first opening and the second opening are communicated when the fertilizing shovel performs a base application operation and a top application operation. From this, rotate at the fertilization shovel and avoid the barrier process for first opening and second opening stagger, fertilization passageway is by the shutoff this moment, thereby avoids the waste of liquid manure.
In some embodiments of the invention, the fertilizing knife is arranged obliquely, and the inclination angle of the fertilizing knife is 30-60 degrees.
In some embodiments of the invention, the length of the fertilizing knife is 8-10 cm, and the cutting edge angle is 20-30 degrees. Therefore, on the premise of not damaging the crop root system, the liquid manure is directly applied beside the crop root system so as to meet the requirement of the crop root system on fertilizer nutrients and improve the utilization rate of the liquid manure.
In some embodiments of the invention, the distance between the fertilizing knife and the main fertilizing opening is 8-10 cm, so that the full coverage of a root growing area can be ensured.
In some embodiments of the present invention, the restoring member is a torsion spring, and the torsion spring is sleeved at a connection portion of the middle tube body and the lower tube body.
In some embodiments of the invention, the maximum torsion angle of the torsion spring is 90 degrees.
In some embodiments of the invention, the main fertilizing opening is located above a shovel tip of the subsoiler in the height direction, and the height between the main fertilizing opening and the shovel tip is 3-5 cm.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a fertilizing shovel for liquid manure dressing in a dressing mode according to one embodiment of the invention;
FIG. 2 is a schematic view of a part of the structure of a fertilizing device on a fertilizing shovel for the application of liquid manure in a top dressing mode according to an embodiment of the invention;
FIG. 3 is a schematic structural view of a bearing of the fertilizing device on the fertilizing shovel for the liquid manure fertilizing dual purpose according to one embodiment of the present invention;
FIG. 4 is a schematic structural view of an upper pipe body and a lower pipe body of the fertilizing device on the fertilizing shovel for the liquid manure fertilizing according to one embodiment of the invention;
FIG. 5 is a schematic view of a part of the structure of a fertilizer application device on a fertilizing shovel for the application of liquid manure in a top dressing mode according to another embodiment of the present invention;
FIG. 6 is a schematic structural view of a bearing on a fertilizing shovel suitable for both liquid manure dressing and top dressing according to one embodiment of the present invention;
FIG. 7 is a top view of the lower tube of the device for applying liquid manure to a fertilizing shovel, according to one embodiment of the present invention;
fig. 8 is a schematic structural diagram of a fertilizing shovel for liquid manure topdressing according to an embodiment of the invention in a basal application mode.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In one aspect of the invention, the invention provides a fertilizing shovel which is suitable for the liquid manure dressing. According to an embodiment of the invention, with reference to fig. 1, the fertilizing shovel comprises: a ground breaking device 100 and a fertilizing device 200.
According to an embodiment of the present invention, the breaking device 100 of the present application is any equipment that can achieve breaking of soil during the fertilizing operation, such as a subsoiler, preferably a chisel-type subsoiler.
According to an embodiment of the present invention, referring to fig. 1, the fertilizer apparatus 200 is disposed behind the soil breaking apparatus 100 and is adapted to perform a fertilizer application operation behind the soil breaking apparatus 100, wherein the fertilizer apparatus 200 comprises an upper pipe body 21, a middle pipe body 22 and a lower pipe body 23 connected in sequence from top to bottom, the upper pipe body 21, the middle pipe body 22 and the lower pipe body 23 together define a fertilizer application passage (not shown), and the upper pipe body 21 is connected with the soil breaking apparatus 100, for example, the upper pipe body 21 is fixed on the soil breaking apparatus 100 by a bolt 11. Specifically, the upper port of the upper pipe body 21 can be connected with a distributor arranged on the frame through a hose, so that the liquid manure can be conveyed.
According to an embodiment of the present invention, referring to fig. 2, the lower end of the upper tube 21 is provided with an upper tube flange 211, the upper end of the middle tube 22 is provided with a middle tube flange 221, and the upper tube flange 211 and the middle tube flange 221 are detachably connected, for example, the upper tube flange 211 and the middle tube flange 221 are butted and detachably connected by hexagon socket head countersunk screws, so as to realize the connection between the upper tube 21 and the middle tube 22.
According to an embodiment of the present invention, referring to fig. 2 and 3, the inner circumferential surface of the middle tube body 22 is provided with a bearing 222, i.e. an outer ring 2221 of the bearing 222 is provided on the inner circumferential surface of the middle tube body 22, and an inner ring 2222 of the bearing 222 is sleeved on the upper end portion 231 of the lower tube body 23, i.e. the lower tube body 23 can be rotatably provided along the bearing 222. According to an embodiment of the present invention, referring to fig. 4, the lower tube 23 includes an upper end 231 and a main body 232 from top to bottom, the upper end 231 extends into the middle tube 22, the outer circumferential wall of the main body 232 is located outside the outer circumferential wall of the upper end 231, the lower end of the lower tube 23 forms a main fertilizer outlet 201, the side wall of the lower tube is provided with the fertilizing knife 24, the lower end of the fertilizing knife 24 is provided with the sub fertilizer outlet 202, that is, the sub fertilizer outlet 202 is provided at the bottom of the fertilizing knife 24, so that soil can be prevented from blocking the sub fertilizer outlet 202 during fertilizing. Referring also to fig. 1, a slot 26 is provided on the side wall of the lower tube 23 between the main fertilizer outlet 201 and the fertilizing knife 24, and a partition 27 is detachably provided in the slot 26. Specifically, the lower part of the lower pipe 23 is blocked by installing the partition plate 27 into the slot 26, so that the main fertilizer discharging opening 201 is closed, and the corresponding partition plate 27 is removed when the main fertilizer discharging opening 201 needs to be opened.
Further, referring to fig. 5 to 7, a first baffle 2223 is disposed above the bearing 222 of the upper end 231, a first opening 203 is disposed on the first baffle 2223, a second baffle 2311 is disposed at the upper end of the upper end 231, the first baffle 2311 and the second baffle 2223 stop against each other, and a second opening 204 is disposed on the second baffle 2311, when the fertilizing shovel performs base application operation and top application operation, the first opening 203 and the second opening 204 are communicated, that is, the fertilizing channel is communicated, and when the fertilizing knife 24 encounters an obstacle during rotation, the first opening 203 and the second opening 204 are staggered, so that the fertilizing channel is blocked, and waste of liquid manure during rotation of the fertilizing knife encountering the obstacle is avoided.
According to one embodiment of the invention, referring to fig. 1, the fertilizing knife 24 is obliquely arranged, and the inclination angle of the fertilizing knife 24 is 30-60 degrees. Preferably, the length of the fertilizing knife 24 is 8-10 cm, and the cutting edge angle is 20-30 degrees. Meanwhile, the distance between the fertilizing knife 24 and the main fertilizer discharging opening 201 is 8-10 cm. Therefore, on the premise of not damaging the crop root system, the liquid manure can be directly applied to the side of the crop root system, the requirement of the crop root system on fertilizer nutrients is met, and the utilization rate of the liquid manure is improved.
According to one embodiment of the invention, the main fertilizer discharging port 201 is located 3-5 cm above the shovel tip of the subsoiler in the height direction, namely after the subsoiler breaks the ground, the main fertilizer discharging port 201 at the lower end of the lower pipe 202 is higher than the lowest end of the ground after the subsoiler breaks the ground, so that the main fertilizer discharging port 201 is prevented from being blocked by the ground in the left and right fertilizing processes, and the height between the main fertilizer discharging port 201 and the shovel tip is 3-5 cm, so that the requirement of the crop root system on fertilizer nutrients can be met while the main fertilizer discharging port 201 is prevented from being blocked.
According to an embodiment of the present invention, referring to fig. 1 and 2, the restoring assembly 25 is connected to the middle tube 22 and the lower tube 23 at both ends thereof, and since the lower tube 23 is rotatably disposed along the bearing 222, the lower tube 23 can be restored to the original position by the restoring assembly 25, and preferably, the restoring assembly 25 is disposed at the connection of the middle tube 22 and the lower tube 23. It should be noted that, a person skilled in the art can select a specific structure of the restoring assembly 25 according to actual needs as long as the restoring of the lower tube body 22 to the initial position can be achieved, for example, the restoring assembly 25 is a torsion spring, two tentacles of the torsion spring are respectively connected with the middle tube body 22 and the lower tube body 23, and the torsion spring is sleeved at a connection position of the middle tube body 22 and the lower tube body 23. Preferably, the maximum torsion angle of the torsion spring is 90 degrees.
Specifically, when the fertilizing shovel performs basal fertilization operation, the upper pipe flange 211 and the middle pipe flange 221 are detached and rotated, referring to fig. 8, so that the fertilizing knife 24 on the lower pipe 23 is turned to the rear side of the soil breaking device 100 and is parallel to the operation direction of the soil breaking device 100, meanwhile, the return assembly 25 is adjusted, the first opening 203 is communicated with the second opening 204, that is, the conduction of the fertilizing channel is realized, in addition, the partition plate 27 in the slot 26 is detached to realize the opening of the main fertilizer discharging opening 20, so that the liquid manure supplied through the upper pipe 21 is applied through the main fertilizer discharging opening 201 and the sub fertilizer discharging opening 202 through the fertilizing channel, that is, the layered fertilization of the basal fertilizer is realized, the full coverage of the root growth area is ensured, and the problem that the longitudinal diffusion range of the fertilizer in the soil is small after the basal fertilization operation of the existing liquid manure shovel, and the growth area of the crop root cannot be completely covered is solved. When the fertilizing shovel carries out dressing operation, the upper pipe body flange 211 and the middle pipe body flange 221 are detached and rotated, referring to fig. 1, the return assembly 25 is adjusted to enable the fertilizing knife 24 to turn to a position perpendicular to the operation direction of the soil breaking device 100 as an initial position, at the moment, the first opening 203 is communicated with the second opening 204, so that the conduction of a fertilizing channel is realized, in addition, the lower part of the lower pipe body 23 is plugged by installing the partition plate 27 in the groove 26 to close the main fertilizer discharging port 201, namely, side-direction near-root fertilization is carried out through the sub fertilizer discharging ports 202 on the fertilizing knife 24, on the premise of not damaging the crop root system, liquid manure is directly applied beside the crop root system, so as to meet the requirement of the crop root system on fertilizer nutrients, improve the utilization rate of the liquid manure, and solve the problem that the fertilizer position is far away from the crop root system after the dressing operation of the existing liquid manure fertilizing shovel, so that the absorption requirement of the root system on the crop nutrients can not be met, cause the problem that the fertilizer utilization ratio is low, in addition because set up between well body 22 and lower body 23 and reply subassembly 25, when hard thing such as stone is touched to fertilization sword 24, can avoid the barrier in a flexible way, can effectual protection fertilization sword, guarantee the fertilization effect, can break up the soil caking of great piece simultaneously, and when fertilization sword 24 takes place to rotate skew initial position promptly, first opening 203 and second opening 204 stagger, make the fertilization passageway by the shutoff, thereby avoid the waste of liquid manure, and after hard thing such as stone is walked around, under the effect of replying subassembly 25, can realize that fertilization sword 24 replies perpendicular and the perpendicular initial position of 100 operation directions of hack device, first opening 203 and second opening 204 switch on this moment, continue to do the operation of topdressing.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A dual-purpose fertilization shovel suitable for liquid manure topdressing is characterized by comprising:
a ground breaking device;
the fertilizer applying device is arranged behind the soil breaking device and comprises an upper pipe body, a middle pipe body and a lower pipe body which are sequentially connected from top to bottom, a fertilizer applying channel is defined in the upper pipe body, the middle pipe body and the lower pipe body together, the upper pipe body is connected with the soil breaking device, a bearing is arranged on the inner peripheral surface of the middle pipe body, an inner ring of the bearing is sleeved at the upper end of the lower pipe body, a main fertilizer discharging port is formed at the lower port of the lower pipe body, a fertilizer applying knife is arranged on the side wall of the lower pipe body, a separate fertilizer discharging port is formed on the lower end surface of the fertilizer applying knife, a groove is formed in the side wall of the lower pipe body between the main fertilizer discharging port and the fertilizer applying knife, and a partition plate is detachably arranged in the groove,
the two ends of the return assembly are respectively connected with the middle pipe body and the lower pipe body, when the fertilizing shovel carries out basal application operation, the fertilizing knife turns to the rear side of the ground breaking device and is parallel to the operation direction of the ground breaking device, and the main fertilizer discharging port and the sub fertilizer discharging ports are opened simultaneously;
when the fertilizing shovel carries out the operation of topdressing, the fertilization sword turns to with the device operation direction of breaking ground is perpendicular, simultaneously through the installation the baffle is closed main fertilizer discharging mouth opens branch fertilizer discharging mouth.
2. The fertilizing shovel of claim 1, wherein the lower end of the upper tube body is provided with an upper tube body flange, the upper end of the middle tube body is provided with a middle tube body flange, and the upper tube body flange and the middle tube body flange are detachably connected.
3. The fertilizing shovel of claim 1, wherein the lower tube body comprises the upper end portion and a main body portion from top to bottom, and the upper end portion extends into the middle tube body, and the peripheral wall of the main body portion is located outside the peripheral wall of the upper end portion.
4. The fertilizing shovel of claim 3, wherein a first baffle is arranged in the bearing above the upper end, the first baffle is provided with a first opening, the upper end of the upper end is provided with a second baffle, the first baffle abuts against the second baffle, the second baffle is provided with a second opening, and the first opening is communicated with the second opening when the fertilizing shovel performs basal application and top application.
5. The fertilizing shovel of claim 1, wherein the fertilizing knife is arranged obliquely, and the inclination angle of the fertilizing knife is 30-60 degrees.
6. The fertilizing shovel of claim 1 or 5, characterized in that the fertilizing knife has a length of 8-10 cm and a cutting edge angle in the range of 20-30 degrees.
7. The fertilizing shovel of claim 6, wherein the distance between the fertilizing knife and the main fertilizing opening is 8-10 cm.
8. The fertilizing shovel of claim 1, wherein the return assembly is a torsion spring that is sleeved at the junction of the middle tube body and the lower tube body.
9. The fertilizing shovel of claim 8, wherein the maximum torsion angle of the torsion spring is 90 degrees.
10. The fertilizing shovel of claim 2, wherein the main fertilizing port is located above a shovel tip on the subsoiler in the height direction, and the height of the main fertilizing port and the shovel tip is 3-5 cm.
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| CN202210372757.8A CN114868478B (en) | 2022-04-11 | 2022-04-11 | Dual-purpose fertilization shovel suitable for liquid manure dressing |
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| CN202210372757.8A CN114868478B (en) | 2022-04-11 | 2022-04-11 | Dual-purpose fertilization shovel suitable for liquid manure dressing |
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| CN114868478B CN114868478B (en) | 2023-04-28 |
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| JP2001061319A (en) * | 1999-08-26 | 2001-03-13 | Iseki & Co Ltd | Ridging and fertilizing apparatus of mobile farm machine |
| JP2010213584A (en) * | 2009-03-13 | 2010-09-30 | Tanaka Koki Kk | Agricultural implement for manuring |
| CN104541630A (en) * | 2015-01-07 | 2015-04-29 | 河北省农业机械化研究所有限公司 | Layered deep fertilization and equal-depth fertilizer spreading machine |
| CN204907027U (en) * | 2015-09-02 | 2015-12-30 | 西北农林科技大学 | Adjustable dark loose fertilizer unit |
| CN206353955U (en) * | 2017-01-03 | 2017-07-28 | 王林峰 | Layer by layer manuring device |
| CN207978328U (en) * | 2018-03-12 | 2018-10-19 | 青岛农业大学 | Layer by layer manuring device |
| CN108966777A (en) * | 2018-07-20 | 2018-12-11 | 新疆农垦科学院 | The layer by layer manuring device that a kind of layer by layer manuring boots and the fertilising boots are constituted |
| CN110122010A (en) * | 2019-04-18 | 2019-08-16 | 青岛农业大学 | A kind of wheat layer by layer manuring machine of being completely cured is completely cured device |
| CN112913458A (en) * | 2021-01-11 | 2021-06-08 | 中国农业大学 | Stubble cutting and soil covering type space layered fertilization device |
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| CN114868478B (en) | 2023-04-28 |
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