CN113207364A - Fertilizing and ditching device suitable for glutinous and wet soil operation - Google Patents
Fertilizing and ditching device suitable for glutinous and wet soil operation Download PDFInfo
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- CN113207364A CN113207364A CN202110614171.3A CN202110614171A CN113207364A CN 113207364 A CN113207364 A CN 113207364A CN 202110614171 A CN202110614171 A CN 202110614171A CN 113207364 A CN113207364 A CN 113207364A
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- surface opening
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- 239000002689 soil Substances 0.000 title claims abstract description 61
- 230000035939 shock Effects 0.000 claims abstract description 37
- 239000006096 absorbing agent Substances 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 240000008042 Zea mays Species 0.000 claims abstract description 10
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims abstract description 10
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims abstract description 9
- 235000005822 corn Nutrition 0.000 claims abstract description 9
- 230000007306 turnover Effects 0.000 claims description 28
- 239000003337 fertilizer Substances 0.000 claims description 21
- 230000004720 fertilization Effects 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000004927 clay Substances 0.000 claims description 4
- 239000010902 straw Substances 0.000 abstract description 8
- 238000005520 cutting process Methods 0.000 abstract description 7
- 230000001681 protective effect Effects 0.000 abstract description 5
- 238000009313 farming Methods 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- 238000003971 tillage Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000009973 maize Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
- A01C5/064—Devices for making drills or furrows with rotating tools
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Soil Working Implements (AREA)
- Environmental Sciences (AREA)
Abstract
A fertilizing and ditching device suitable for glutinous and wet soil operation belongs to the field of agricultural machinery. The invention solves the problems of bonding blockage, low operation efficiency and weak cutting capability on straw stubble when the existing fertilizing and ditching device of the corn no-tillage machine works on sticky and wet soil. The innovation points are as follows: the corner portion of upset frame articulates at fixed and height adjustment mechanism lower extreme, the diaphragm portion of upset frame is provided with tensile bumper shock absorber, the upper end of tensile bumper shock absorber articulates on fixed and height adjustment mechanism, the lower extreme articulates the diaphragm portion front end at the upset frame, the riser portion of upset frame is provided with clamping screw, form the contained angle between clamping screw axis and the riser portion plumb line of upset frame, two curved surface opening disc furrow openers are installed on clamping screw, the face of meeting the soil laminates in alignment, the angle of meeting the soil is 0 degree. The invention has small soil-entering angle, good cutting capability for straw stubble, good soil dredging capability and soil adhesion prevention capability, and has great significance for soil protective farming.
Description
Technical Field
The invention relates to a fertilizing and ditching device, in particular to a fertilizing and ditching device suitable for operation of sticky and wet soil, and belongs to the field of agricultural machinery.
Background
Heilongjiang province is an important corn main production area in China and is also the province with the widest black land distribution. Due to the fact that the perennial cultivation mode is improper, the black land is seriously lost, and the yield of grains is reduced, a protective cultivation mode is actively pursued by the nation in recent years, the corn cultivator-free machine is used as key protective cultivation equipment, a plurality of processes such as stubble breaking, ditching, fertilizing, sowing and earthing can be completed at one time, and the manual operation amount is effectively reduced; the fertilizing and ditching device is used as a key part of the corn cultivator, can fertilize at a certain depth of soil, and guarantees the nutrients for crop growth. As the soil in Heilongjiang province is sticky and wet in the spring ploughing period, the fertilizing and ditching device of the existing corn cultivator in the market is seriously stuck and blocked, the working performance is greatly reduced, the soil moving amount is increased, the soil layer structure is damaged, the protective cultivation idea is deviated, the operation resistance is increased, and the power consumption is increased.
The existing fertilizer furrow openers are various, but most of the existing fertilizer furrow openers cannot be guaranteed, and simultaneously have the anti-blocking capability and the straw stubble cutting capability for efficient and stable operation in the wet soil under the condition of not reducing the agricultural fertilization requirement standard, for example, a patent with the publication number of CN211580605U discloses a fertilizer furrow opener which has certain clay anti-blocking capability, but has weaker cutting capability on straws and stubbles and poor soil breaking capability, so that the ditching depth cannot meet the agricultural requirement.
Disclosure of Invention
The following presents a simplified summary of the invention in order to provide a basic understanding of some aspects of the invention. It should be understood that this summary is not an exhaustive overview of the invention. It is not intended to determine the key or critical elements of the present invention, nor is it intended to limit the scope of the present invention. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is discussed later.
In view of this, in order to solve current maize and exempt from quick-witted fertilization ditching device of ploughing at glutinous wet soil operation, the jam that bonds appears, the operating efficiency is low, the problem weak to straw stubble cutting off ability, and then a fertilization ditching device suitable for glutinous wet soil operation is proposed, through designing a curved surface opening disc furrow opener and with the fixing device combination that possesses specific angle, obtain two ditching dishes and meet the soil angle and be 0, the minimum fertilization ditching device of the sectional area of meeting the soil, realized at glutinous wet soil environment high efficiency, it is stable, high quality operation, avoid the jam problem that bonds, possess stronger straw stubble cutting off ability simultaneously.
The scheme is as follows: a fertilizing and ditching device suitable for operation of sticky and wet soil comprises a fixing and height adjusting mechanism, two stretching shock absorbers, a turnover rack and a ditching device; the ditching device comprises two curved surface opening disc ditchers;
the turnover rack is a corner rack, the corner part of the turnover rack is hinged to the lower end of a fixed height adjusting mechanism, the left side and the right side of the transverse plate part of the turnover rack are provided with stretching shock absorbers, the upper ends of the two stretching shock absorbers are hinged to the fixed height adjusting mechanism, the lower ends of the two stretching shock absorbers are hinged to the front end of the transverse plate part of the turnover rack, the left side and the right side of the vertical plate part of the turnover rack are symmetrically provided with fixing screws, a certain included angle is formed between the axis of each fixing screw and the vertical line of the vertical plate part of the turnover rack, the two curved surface opening disk furrow openers are installed on the fixing screws, the soil facing surfaces of the two curved surface opening disk furrow openers are laminated into a line, and the soil facing angle formed by the two curved surface opening disk furrow openers is 0 degree.
Further: the fixing and height adjusting mechanism comprises a U-shaped bolt, a fixing fixture block, a fixing nut, a height adjusting vertical arm and a height adjusting fastening bolt, the fixing fixture block is installed on the height adjusting vertical arm through the height adjusting fastening bolt, and the fixing fixture block is in installation relation with a front end truss of the corn cultivator-free through the U-shaped bolt and the fixing nut; the corner portion of upset frame articulates the lower extreme at the height adjustment stand arm through the upset pin, and the upper end of two tensile bumper shock absorbers passes through the shock attenuation pin and articulates the middle part at the height adjustment stand arm, and the lower extreme of two tensile bumper shock absorbers passes through the shock attenuation pin and articulates the diaphragm portion front end at the upset frame.
Further: the axial direction of the turnover pin is limited by a split pin.
Further: the two curved surface opening disc furrow openers are rotatably installed with the fixing screw rod through the bearing and the bearing fixing seat, and the axial direction of the fixing screw rod is limited by the locking nut.
Further: tensile bumper shock absorber includes extension spring to and install at the tensile guide bar I and the tensile guide bar II at extension spring both ends, tensile guide bar II of tensile bumper shock absorber articulates at the middle part of height adjustment grudging post through the shock attenuation pin, and tensile guide bar I of tensile bumper shock absorber articulates the diaphragm front end at the upset frame through the shock attenuation pin.
Further: the turnover frame is limited in the tensioning rotation direction through a limiting block arranged on the height adjusting vertical arm.
Further: an included angle alpha formed between the axis of the fixed screw and a vertical line of a vertical plate portion of the turnover frame is 5-7 degrees, and the curvature beta of the curved surface opening disc opener is 2-4 degrees.
Further: an included angle alpha formed between the axis of the fixed screw and a vertical line of a vertical plate portion of the turnover frame is 6 degrees, and the curvature beta of the curved surface opening disc opener is 3 degrees. So set up, optimize angle and curvature, increase the partial flow ability to soil to specific angle installation of ingressing improves its relative flow velocity of ingressing the back, and the assurance clay is difficult for bonding on its surface.
Further: and reinforcing ribs are arranged on the turnover frame. So set up, the intensity of reinforcing upset frame.
Further: the reinforcing ribs are arranged in a zigzag shape. So set up, further strengthen the intensity of upset frame.
Further: a fertilizing and ditching device suitable for the operation of sticky and wet soil, which also comprises a fertilizer discharging pipe; the fertilizer discharging pipe is arranged on the overturning rack.
The technical characteristics and the technical scheme of the invention can be combined arbitrarily under the condition that the structures do not conflict.
The invention achieves the following effects:
1) the device has simple structure and convenient installation and disassembly, and can be applied to corn zero tillage machines of different models.
2) The device realizes the adjustment of ditching and fertilizing depth through the fixing and height adjusting mechanism, and particularly adjusts the ditching and fertilizing depth through adjusting the relative position of the vertical arm and the fixed clamping block.
3) The device of the invention is characterized in that the adjusting vertical arm and the overturning rack are hinged through a pin to form the overturning mechanism, a stretching damper is arranged between the adjusting vertical arm and the overturning rack, the stretching damper is hinged with the adjusting vertical arm and the overturning rack through a guide pull rod, the stretching damper plays a damping effect through the stretching of a spring, the furrow opener can be lifted when meeting a barrier, and the spring is contracted and reset after the barrier is crossed.
4) The device adopts the disc furrow opener with the curved surface openings, increases the shunting capacity to the soil, is arranged at a specific soil-entering angle, improves the relative flow speed of the soil on the surface after the soil enters the soil, and ensures that the clay is not easy to adhere to the surface of the soil.
5) The fixing screw rod for mounting the curved surface opening disc furrow opener on the turnover rack is welded at the lower part of the turnover rack at a specific angle by adopting a welding process, so that after the curved surface opening disc furrow opener is mounted on the fixing screw rod, the circumferences of soil facing surfaces of the two curved surface opening disc furrow openers are attached to form a straight line, and a soil facing angle formed by the curved surface opening disc furrow opener is 0 degree, so that the area of the soil facing cross section is minimized, the problems that the traditional double-disc fertilization furrow opener is poor in straw stubble cutting capability, large in soil acting force on a disc and the like are solved, the opened fertilization ditch meets the agricultural requirements, and the soil return amount of the fertilization ditch is small.
6) The device has the advantages of reasonable structural design, good operation effect in a sticky and wet soil environment, high working efficiency, good stability, better soil blocking prevention effect and great significance for soil protective farming.
Drawings
FIG. 1 is a schematic structural view of a fertilizing and ditching device suitable for sticky and wet soil operation;
FIG. 2 is a perspective view of the roll-over stand of the present invention;
FIG. 3 is a schematic view of the welding angle of the fixing stud in the turnover frame according to the present invention;
FIG. 4 is a schematic view of a curved surface opening disk opener of the present invention;
FIG. 5 is a schematic view of the curvature angle of the curved surface opening disc furrow opener of the present invention;
FIG. 6 is a schematic view of the structure of the ditching device of the present invention;
FIG. 7 is a schematic view of the installation relationship between the roll-over stand and the height-adjusting stand according to the present invention;
fig. 8 is a partially enlarged view of fig. 7 at a.
The corresponding relation between the part names and the figure numbers in the figures is as follows:
1-height adjustment vertical arm; 2-adjusting and fastening the bolt in height; 3-stretching the shock absorber; 4-overturning the machine frame; 5, stretching a guide rod I; 6-a cotter pin; 7-a curved surface opening disc furrow opener; 8-bearing fixing seat; 9-a bearing; 10-fixing the screw rod; 11-a lock nut; 12-a fertilizer discharging pipe; 13-turning over the pin; 14-stretching a guide rod II; 15-a shock-absorbing pin; 16-a fixing nut; 17-U-shaped bolt; 18-fixing the fixture block; 19-a limiting block; 20-reinforcing ribs.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Preferred embodiments of the present invention are explained in detail below with reference to the accompanying drawings.
Example (b): referring to fig. 1-8, the fertilizing and furrowing device for the operation of sticky and wet soil of the embodiment comprises a fixing and height adjusting mechanism, two stretching dampers 3, a turnover frame 4, a fertilizer pipe 12 and a furrowing device;
the ditching device comprises two curved surface opening disc ditchers 7;
the fixing and height adjusting mechanism comprises a U-shaped bolt 17, a fixing fixture block 18, a fixing nut 16, a height adjusting vertical arm 1 and a height adjusting fastening bolt 2; the fixed fixture block 18 is installed on the height adjusting vertical arm 1 through a height adjusting fastening bolt 2, and the fixed fixture block 18 is installed in relation with a front end truss of the corn cultivator-free through a U-shaped bolt 17 and a fixing nut 16;
the stretching shock absorber 3 comprises a stretching spring, a stretching guide rod I5 and a stretching guide rod II 14, wherein the stretching guide rods I5 and the stretching guide rods II 14 are installed at two ends of the stretching spring;
the fertilizer discharging pipe 12 is mounted on the overturning frame 4, the overturning frame 4 is a corner-shaped frame, reinforcing ribs 20 are mounted on the overturning frame 4, the reinforcing ribs 20 are arranged in a zigzag shape, a corner part of the overturning frame 4 is hinged to the lower end of the height adjusting vertical arm 1 through an overturning pin 13, and the overturning frame 4 is limited in the tensioning rotation direction through a limiting block 19 mounted on the height adjusting vertical arm 1;
the axial direction of the turnover pin 13 is limited by a cotter pin 6, the left side and the right side of the transverse plate part of the turnover rack 4 are provided with stretching shock absorbers 3, a stretching guide rod II 14 of each stretching shock absorber 3 is hinged to the middle part of the height adjusting vertical arm 1 through a shock absorption pin 15, and a stretching guide rod I5 of each stretching shock absorber 3 is hinged to the front end of the transverse plate part of the turnover rack 4 through the shock absorption pin 15;
the left side and the right side of the vertical plate portion of the overturning frame 4 are symmetrically provided with fixing screws 10, an included angle alpha formed by the axes of the fixing screws 10 and the vertical line of the vertical plate portion of the overturning frame 4 is 5-7 degrees, the two curved surface opening disc openers 7 are rotatably installed with the fixing screws 10 through bearings 9 and bearing fixing seats 8, the axial directions of the fixing screws 10 are limited by locking nuts 11, the curvature beta of the curved surface opening disc openers 7 is 2-4 degrees, the soil facing surfaces of the two curved surface opening disc openers 7 are attached to form a straight line, and the soil facing angle formed by the two curved surface opening disc openers 7 is 0 degree.
α and β relationship: an included angle alpha formed by the fixed screw 10 welded on the overturning frame 4 and the overturning frame 4 passes through a curvature angle beta of the combined curved surface opening furrow opener 7, so that when the two curved surface opening furrow openers 7 are symmetrically arranged on the fixed screw 10, the soil facing surfaces of the curved surface opening disc furrow openers 7 are attached to form a straight line shape, and the rear ends naturally open to form a soil separating angle.
The working principle is as follows: according to the fertilizing and ditching device suitable for sticky and wet soil operation, the two curved surface opening disc ditchers 7 are fixed on a truss at the front end of the whole machine through the fixing clamping blocks 18 and the U-shaped bolts 17, and the depth of ditching and fertilizing is adjusted through the relative position relation between the height adjusting vertical arm 1 and the fixing clamping blocks 18; when the device works, the two curved surface opening disk furrow openers 7 enter soil by about 120mm, and under the dragging of a tractor, the two curved surface opening disk furrow openers 7 roll forwards and continuously cut soil and straw stubbles. Because the ditching disc is processed into a curved surface form, the soil which is cut apart can be easily shunted to two sides to form a fertilizer ditch, and fertilizer enters the fertilizer ditch through the fertilizer discharge pipe 12 to complete the fertilizer application process; in the ditching operation process, when meetting the obstacle, curved surface opening disc furrow opener 7 can drive upset frame 4 and take place to rotate, and tensile bumper shock absorber 3 drives curved surface opening disc furrow opener 7 and lifts up, contracts back through tensile bumper shock absorber 3's extension spring after crossing the obstacle, with curved surface opening disc furrow opener 7 continuation operation that resets.
Although the embodiments of the present invention have been described above, the contents thereof are merely embodiments adopted to facilitate understanding of the technical aspects of the present invention, and are not intended to limit the present invention. It will be apparent to persons skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a fertilization ditching device suitable for glutinous wet soil operation which characterized in that: comprises a fixing and height adjusting mechanism, two stretching shock absorbers (3), a turnover rack (4) and a ditching device; the ditching device comprises two curved surface opening disc ditchers (7);
the turnover rack (4) is a corner rack, the corner part of the turnover rack (4) is hinged at the lower end of the fixing and height adjusting mechanism, the left side and the right side of the transverse plate part of the turnover rack (4) are provided with stretching shock absorbers (3), the upper ends of the two stretching shock absorbers (3) are hinged on the fixing and height adjusting mechanism, the lower ends of the two stretching shock absorbers (3) are hinged at the front end of the transverse plate part of the turnover rack (4), the left side and the right side of the vertical plate part of the turnover rack (4) are symmetrically provided with fixing screw rods (10), a certain included angle is formed between the axis of each fixing screw rod (10) and the vertical line of the vertical plate part of the turnover rack (4), and the two curved surface opening disc furrow openers (7), and the soil facing surfaces of the two curved surface opening disk furrow openers (7) are jointed into a line, so that the soil facing angle formed by the two curved surface opening disk furrow openers (7) is 0 degree.
2. The fertilizer furrowing device suitable for glutinous wet soil operation of claim 1, characterized in that: the fixing and height adjusting mechanism comprises a U-shaped bolt (17), a fixing clamping block (18), a fixing nut (16), a height adjusting vertical arm (1) and a height adjusting fastening bolt (2), the fixing clamping block (18) is installed on the height adjusting vertical arm (1) through the height adjusting fastening bolt (2), and the fixing clamping block (18) is installed with a front end truss of the corn cultivator-free machine through the U-shaped bolt (17) and the fixing nut (16); the corner portion of upset frame (4) articulates the lower extreme in height adjustment stand arm (1) through upset pin (13), and the upper end of two tensile bumper shock absorbers (3) articulates the middle part in height adjustment stand arm (1) through shock attenuation pin (15), and the lower extreme of two tensile bumper shock absorbers (3) articulates the diaphragm portion front end in upset frame (4) through shock attenuation pin (15).
3. The fertilizer furrowing device suitable for glutinous wet soil operation of claim 2, characterized in that: the axial direction of the turning pin (13) is limited by a split pin (6).
4. The fertilizer furrowing device suitable for glutinous wet soil operation of claim 2, characterized in that: the two curved surface opening disc furrow openers (7) are rotatably installed with the fixing screw rod (10) through the bearing (9) and the bearing fixing seat (8), and the axial direction of the fixing screw rod (10) is limited by the locking nut (11).
5. A fertigation trenching apparatus adapted for use in wet and clay soil operations as claimed in any of claims 1-4 wherein: tensile bumper shock absorber (3) include extension spring to and install at the tensile guide bar I (5) and the tensile guide bar II (14) at extension spring both ends, tensile guide bar II (14) of tensile bumper shock absorber (3) articulate the middle part in height adjustment grudging post (1) through shock attenuation pin (15), and tensile guide bar I (5) of tensile bumper shock absorber (3) articulate the diaphragm front end in upset frame (4) through shock attenuation pin (15).
6. The fertilizer furrowing device suitable for glutinous wet soil operation of claim 5, characterized in that: the overturning frame (4) is limited in the tensioning rotation direction through a limiting block (19) arranged on the height adjusting vertical arm (1).
7. The fertilizer furrowing device suitable for glutinous wet soil operation of claim 1, characterized in that: an included angle alpha formed between the axis of the fixed screw (10) and a vertical line of a vertical plate part of the turnover frame (4) is 5-7 degrees, and the curvature beta of the curved surface opening disc opener (7) is 2-4 degrees.
8. The fertilizer furrowing device suitable for glutinous wet soil operation of claim 5, characterized in that: an included angle alpha formed between the axis of the fixed screw (10) and a vertical line of a vertical plate part of the turnover rack (4) is 6 degrees, and the curvature beta of the curved surface opening disc opener (7) is 3 degrees.
9. The fertilizer furrowing device suitable for glutinous wet soil operation of claim 8, characterized in that: reinforcing ribs (20) are installed on the overturning rack (4), and the reinforcing ribs (20) are arranged in a zigzag shape.
10. The fertilizer furrowing device suitable for glutinous wet soil operation of claim 5, characterized in that: the fertilizing and ditching device further comprises a fertilizing tube (12), and the fertilizing tube (12) is installed on the overturning rack (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110614171.3A CN113207364B (en) | 2021-06-02 | 2021-06-02 | Fertilizing and ditching device suitable for operation of sticky wet soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110614171.3A CN113207364B (en) | 2021-06-02 | 2021-06-02 | Fertilizing and ditching device suitable for operation of sticky wet soil |
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| Publication Number | Publication Date |
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| CN113207364A true CN113207364A (en) | 2021-08-06 |
| CN113207364B CN113207364B (en) | 2024-07-23 |
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| CN202110614171.3A Active CN113207364B (en) | 2021-06-02 | 2021-06-02 | Fertilizing and ditching device suitable for operation of sticky wet soil |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2539634A1 (en) * | 2003-09-19 | 2005-03-31 | Australian Weed Management Pty Ltd | An apparatus and method for furrow opening using a disc |
| CN204362548U (en) * | 2014-12-22 | 2015-06-03 | 中国农业大学 | A kind of alfalfa ground applicator boot |
| CN105165187A (en) * | 2015-10-21 | 2015-12-23 | 吉林大学 | Bionic curved-surface circular disc fertilization furrow opener |
| CN107409512A (en) * | 2017-05-22 | 2017-12-01 | 内蒙古长明机械股份有限公司 | Double-arc spline applicator boot |
| CN214676497U (en) * | 2021-06-02 | 2021-11-12 | 东北林业大学 | Fertilizing and ditching device suitable for glutinous and wet soil operation |
-
2021
- 2021-06-02 CN CN202110614171.3A patent/CN113207364B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2539634A1 (en) * | 2003-09-19 | 2005-03-31 | Australian Weed Management Pty Ltd | An apparatus and method for furrow opening using a disc |
| CN204362548U (en) * | 2014-12-22 | 2015-06-03 | 中国农业大学 | A kind of alfalfa ground applicator boot |
| CN105165187A (en) * | 2015-10-21 | 2015-12-23 | 吉林大学 | Bionic curved-surface circular disc fertilization furrow opener |
| CN107409512A (en) * | 2017-05-22 | 2017-12-01 | 内蒙古长明机械股份有限公司 | Double-arc spline applicator boot |
| CN214676497U (en) * | 2021-06-02 | 2021-11-12 | 东北林业大学 | Fertilizing and ditching device suitable for glutinous and wet soil operation |
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| Publication number | Publication date |
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| CN113207364B (en) | 2024-07-23 |
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