CN112292944A - Hardened soil restoration method based on soil turning and air injection - Google Patents
Hardened soil restoration method based on soil turning and air injection Download PDFInfo
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- CN112292944A CN112292944A CN202011089377.0A CN202011089377A CN112292944A CN 112292944 A CN112292944 A CN 112292944A CN 202011089377 A CN202011089377 A CN 202011089377A CN 112292944 A CN112292944 A CN 112292944A
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- 239000002689 soil Substances 0.000 title claims abstract description 156
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000002347 injection Methods 0.000 title claims abstract description 24
- 239000007924 injection Substances 0.000 title claims abstract description 24
- 239000003337 fertilizer Substances 0.000 claims abstract description 34
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 5
- 230000035558 fertility Effects 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000005067 remediation Methods 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 24
- 239000000463 material Substances 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 7
- 230000003746 surface roughness Effects 0.000 description 7
- 235000014443 Pyrus communis Nutrition 0.000 description 5
- 238000005452 bending Methods 0.000 description 5
- 241000220324 Pyrus Species 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 229910000997 High-speed steel Inorganic materials 0.000 description 2
- 229910000617 Mangalloy Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 240000001987 Pyrus communis Species 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Classifications
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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
- A01B49/065—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising the soil-working tools being actively driven
-
- 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
- A01B49/02—Combined machines with two or more soil-working tools of different kind
- A01B49/022—Combined machines with two or more soil-working tools of different kind at least one tool being actively driven
-
- 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
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The invention relates to the technical field of soil remediation, in particular to a hardened soil remediation method based on soil turning and air injection, which comprises the following steps: s1, fixing the main connecting beam to the tractor; s2, turning on a power supply to enable the motor to start working, and driving the crushing cutter to rotate by the motor; s3, turning on a power supply to enable the air compressor to start working, and spraying high-pressure air to the soil while ploughing and turning the soil; s4, place the feeding hopper in the inside of connecting seat to run through feeding hopper and connecting seat through first bolt, set up the feeding hopper on the surface of connecting seat, can throw in fertilizer to the inside of feeding hopper afterwards, thereby realize more evenly that fertilizer sprays when digging, thereby realize the restoration to the board knot soil better.
Description
Technical Field
The invention relates to the technical field of land restoration, in particular to a hardened soil restoration method based on soil turning and air injection.
Background
Soil is the foundation upon which agriculture relies for development. However, with the development of industrialization and unreasonable fertilization, the soil surface layer of many farmlands has poor structure due to lack of organic matters, and the soil surface is hardened under the action of cohesive force after drying because of structural damage and soil material dispersion under the action of irrigation or rainfall and the like, so that the farmland is not suitable for the growth of crops any more.
And because the soil is frequently used excessively, the soil fertility is reduced, hardening is generated, and further the soil can not be planted any more, and the sustainable utilization and development of the soil are influenced.
Aiming at the technical problem of soil hardening in the prior art, the invention discloses a hardened soil restoration method based on soil turning and air injection, which not only can turn soil, but also can process the soil, effectively increase the contact area of the soil and air, further realize the hardened restoration of the soil, realize the sustainable utilization of the soil and is suitable for the healthy growth of crops.
Disclosure of Invention
The invention aims to provide a hardened soil restoration method based on soil turning and air injection, which not only can be used for turning soil, but also can be used for processing the soil, effectively increasing the contact area of the soil and air, further realizing hardened restoration of the soil, realizing sustainable utilization of the soil and being suitable for healthy growth of crops.
In order to achieve the purpose, the invention provides the following technical scheme:
a hardened soil restoration method based on soil turning and air injection comprises the following steps:
and S1, fixing the main connecting beam to the tractor, wherein the soil turning advancing direction of the plough is the same as the advancing direction of the tractor.
And S2, turning on a power supply to enable the motor to start working, driving the crushing cutter to rotate by the motor, enabling the second conical teeth to rotate together, and driving the bearing rod to rotate synchronously by the meshing between the second conical teeth and the first conical teeth and the meshing between the second conical teeth and the first conical teeth.
And S3, turning on a power supply to enable the air compressor to start working, spraying high-pressure air at the air outlet through the high-pressure pipeline, and spraying high-pressure air to the soil while ploughing and turning the soil to further realize the restoration of the plate-bound soil.
S4, place the feeding hopper in the inside of connecting seat to run through feeding hopper and connecting seat through first bolt, set up the feeding hopper on the surface of connecting seat, can throw in fertilizer to the inside of feeding hopper afterwards, thereby realize more evenly that fertilizer sprays when digging, thereby realize the restoration to the board knot soil better.
Preferably, in step S1, the tractor is a tractor.
Preferably, in the steps S2 and S3, the power is turned on to simultaneously start the operation of the motor and the air compressor.
Preferably, in the step S4, the fertilizer is a first one or more of a biological fertilizer, a chemical fertilizer, a compound fertilizer, and the like.
Preferably, powdered or liquid fertilizer is arranged in the compressed air, so that the soil turning is realized and the soil fertility is adjusted.
Preferably, in the step S2, the crushing blade on the motor side and the crushing blade on the surface of the receiving rod are rotated in different rotation directions, so that the efficiency of crushing hardened soil is increased, the contact area between the soil and air is increased, and the effect of recovering the soil is effectively increased.
Preferably, in step S4, the moving plate starts to rotate slightly by moving the moving block on the surface of the moving plate, so as to adjust the overlapping area between the moving plate and the fixed plate, thereby controlling the discharging flow rate inside the feeding hopper.
Preferably, the invention also discloses a plate-bonded soil crushing and repairing device which comprises a repairing device main body, a feeding mechanism, a crushing mechanism and a fixing mechanism, wherein the repairing device main body comprises a main connecting beam and a first connecting sleeve, and the surface of the main connecting beam is sleeved with the first connecting sleeve.
Throw material mechanism and include feeding hopper, connecting seat, fixed disk, expansion disc, in-connection ring sum first bolt, one side surface of main tie-beam is connected with the connecting seat, and one side of connecting seat is connected with feeding hopper, feeding hopper's inside runs through has first bolt, feeding hopper's inner wall connection has the fixed disk, and one side of fixed disk is connected with the expansion disc through the bearing, one side of expansion disc is connected with in-connection ring.
Preferably, broken mechanism includes first connecting box, broken sword, connecting rod, first awl tooth, second adapter sleeve and motor, the bottom of first adapter sleeve is connected with first connecting box, and one side surface of first connecting box is connected with the motor, the transmission shaft fixed surface of motor has cup jointed broken sword, one side of motor drive shaft is connected with the second awl tooth, and a side surface meshing of second awl tooth has first awl tooth, the one end of first awl tooth is connected with the connecting rod.
Preferably, the connecting rod passes through the bearing and connects at the inner wall of first connecting box, the bottom surface of first connecting box is connected with the second adapter sleeve, and the bottom inside of second adapter sleeve is inserted and is equipped with the bolster.
Preferably, the fixing mechanism comprises a first connecting plate, a positive screw and a negative screw and a first clamping plate, and the surface of the first connecting sleeve is abutted with the first clamping plate.
Preferably, a positive and negative screw rod is inserted into the first clamping plate, and a first connecting plate is connected to one end surface of the first clamping plate in a sliding manner.
Preferably, the surface of the fixed disc is provided with a notch, and the shape and size of the surface of the notch are matched with the shape and size of the surface of the movable disc.
Preferably, the inner connecting ring is in a ring shape and is slidably connected to the inner part of the feeding hopper.
Preferably, the second conical teeth are provided in two groups, one group of the second conical teeth is connected to the surface of the crushing knife, and the other group of the second conical teeth is connected to the surface of the carrying rod.
Preferably, the main connecting beam is bent downwards at the connecting base, and a plow is arranged at the end part and is arranged right below the second connecting sleeve.
Preferably, the crushing mechanism comprises a plurality of crushing knives, and the crushing knives rotate through transmission parts such as a motor, a first bevel gear and a second bevel gear to crush soil.
Preferably, in order to better stir and crush the soil to improve hardened soil, the material of the crushing knife and the plough is one of high-speed steel, high-manganese steel, hard alloy and the like. The hardness Y of the breaking knife and the plough is 70-83HRC, the bending strength W is 1780-2。
Preferably, in order to improve the turning and crushing capacity of the crushing knife and the plough to the plate-tied soil and prolong the service life of the plate-tied soil, the hardness Y and the bending strength W meet the condition that Y.W is greater than or equal to 125400 and less than or equal to 151450; when Y · W is less than 125400, the wear resistance and service life of the crushing blade and the plow are remarkably reduced. When Y.W is larger than 151450, the requirement on the material is too high, the part is not easy to form, and the rejection rate is too high.
Preferably, in order to further improve the wear resistance and service life of the crushing cutter and the plow, the surface roughness Ra of the working surface of the crushing cutter and the plow is 0.4-0.8 micron; in particular, the hardness Y, the flexural strength W and the surface roughness Ra satisfy the following empirical relationship:
W=α·Y2·Ra；
wherein alpha is a relation factor and has a value range of 0.42-0.89.
Preferably, a high-pressure air cavity is arranged in the pear, and a plurality of air outlets are formed in the soil turning surface of the pear; the air outlet is communicated with the high-pressure air cavity; the high-pressure air cavity is connected with an air compressor through a high-pressure pipeline; the air compressor is arranged on the main connecting beam.
Preferably, the high-pressure pipeline is arranged in the main connecting beam and the main connecting beam bent arm; particularly, the main connecting beam and the main connecting beam bent arm are of an integrated structure and are solid, and the high-pressure pipeline is a pipeline formed in the solid structure.
Preferably, the air outlet is a conical hole, and the sectional area of one side of the air outlet communicated with the high-pressure air cavity is larger than that of one side of the soil turning surface; the cross section S of the air outlet on one side of the soil turning surface of the plough is 3.15-9.55 square millimeters; the air jet speed V is 25-64m/s during operation.
Preferably, for better soil turning, the cross-sectional area S, the air jet velocity V and the surface roughness Ra satisfy the following empirical relationship:
V1/2·Ra=β·S；
wherein beta is a sectional area regulating coefficient, and the value range is 0.43-0.67.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the hardened soil restoration method based on soil turning and air injection, the hardened soil blocks can be conveniently broken by arranging the breaking mechanism, the contact area between the hardened soil blocks and air is increased, and the bio-fertilizer can be more uniformly sprayed by arranging the feeding mechanism.
2. The hardened soil restoration method based on soil turning and air injection is provided with the crushing mechanism, so that the crushing cutter rotates in different rotating directions, the crushing efficiency of hardened soil can be increased, the contact area of soil and air is increased, and the soil restoration effect can be effectively improved.
3. According to the hardened soil restoration method based on soil turning and air injection, the feeding mechanism is arranged, and the discharging flow rate in the feeding hopper is controlled, so that the biological fertilizer can be sprayed more uniformly, and the soil is more suitable for the growth of crops.
4. According to the hardened soil restoration method based on soil turning and air injection, the materials of the crushing cutter and the plough as well as the range and the relation of the hardness and the bending strength are arranged, so that the turning and crushing capabilities of the crushing cutter and the plough on the hardened soil are improved, and the service life of the hardened soil is prolonged.
5. According to the hardened soil restoration method based on soil turning and air injection, the plurality of air outlets are formed in the soil turning surface of the pear trees, and high-pressure air is used for turning soil, so that the air permeability of the soil is improved, and the soil is better modified.
6. According to the hardened soil restoration method based on soil turning and air injection, the air permeability of the soil is further improved by setting the empirical relationship which is satisfied by the sectional area S, the air injection speed V and the surface roughness Ra, so that the soil is better modified.
Drawings
Fig. 1 is a flow chart of the hardened soil remediation method based on soil turning and air injection.
Fig. 2 is a schematic structural front sectional view of the crushing repair device of the present invention.
Fig. 3 is a schematic left-side sectional view of the crushing mechanism of the present invention.
FIG. 4 is a schematic left side sectional view of the connecting socket of the present invention.
FIG. 5 is a schematic sectional top view of the fixing plate of the present invention.
Fig. 6 is an enlarged view of the structure at a in fig. 2 according to the present invention.
Fig. 7 is an enlarged view of the structure at B in fig. 3 according to the present invention.
In the figure: 1. a main connecting beam; 2. a first connecting sleeve; 3. a feeding hopper; 4. a connecting seat; 5. a first junction box; 6. a crushing knife; 7. fixing the disc; 8. a movable tray; 9. an inner connecting ring; 10. a connecting rod; 11. a first bevel gear; 12. a second taper tooth; 13. a second connecting sleeve; 14. a motor; 15. a first connecting plate; 16. a positive and negative screw; 17. a first splint; 18. a first latch; 19. a bearing rod; 20. plowing; 201. the main coupling beam bent arm.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, a method for repairing hardened soil based on soil turning and air injection includes the following steps:
and S1, fixing the main connecting beam to the tractor, wherein the soil turning advancing direction of the plough is the same as the advancing direction of the tractor.
And S2, turning on a power supply to enable the motor to start working, driving the crushing cutter to rotate by the motor, enabling the second conical teeth to rotate together, and driving the bearing rod to rotate synchronously by the meshing between the second conical teeth and the first conical teeth and the meshing between the second conical teeth and the first conical teeth.
And S3, turning on a power supply to enable the air compressor to start working, spraying high-pressure air at the air outlet through the high-pressure pipeline, and spraying high-pressure air to the soil while ploughing and turning the soil to further realize the restoration of the plate-bound soil.
S4, place the feeding hopper in the inside of connecting seat to run through feeding hopper and connecting seat through first bolt, set up the feeding hopper on the surface of connecting seat, can throw in fertilizer to the inside of feeding hopper afterwards, thereby realize more evenly that fertilizer sprays when digging, thereby realize the restoration to the board knot soil better.
In step S1, the tractor is a tractor.
In the step S4, the fertilizer is a first one or more of a biological fertilizer, a chemical fertilizer, a compound fertilizer, and the like. Preferably, powdered or liquid fertilizer is arranged in the compressed air, so that the soil turning is realized and the soil fertility is adjusted.
In the step S2, the crushing blade on the motor side and the crushing blade on the surface of the receiving rod are rotated in different rotation directions, so that the efficiency of crushing hardened soil is increased, the contact area between the soil and air is increased, and the effect of recovering the soil is effectively increased.
In the step S4, the shifting block on the surface of the movable disc is shifted to slightly rotate the movable disc, so as to adjust the overlapping area between the movable disc and the fixed disc, thereby controlling the discharging flow rate inside the feeding hopper.
Example 2
A hardened soil restoration method based on soil turning and air injection comprises the following steps:
and S1, fixing the main connecting beam to the tractor, wherein the soil turning advancing direction of the plough is the same as the advancing direction of the tractor.
And S2, turning on a power supply to enable the motor to start working, driving the crushing cutter to rotate by the motor, enabling the second conical teeth to rotate together, and driving the bearing rod to rotate synchronously by the meshing between the second conical teeth and the first conical teeth and the meshing between the second conical teeth and the first conical teeth.
And S3, turning on a power supply to enable the air compressor to start working, spraying high-pressure air at the air outlet through the high-pressure pipeline, and spraying high-pressure air to the soil while ploughing and turning the soil to further realize the restoration of the plate-bound soil.
S4, place the feeding hopper in the inside of connecting seat to run through feeding hopper and connecting seat through first bolt, set up the feeding hopper on the surface of connecting seat, can throw in fertilizer to the inside of feeding hopper afterwards, thereby realize more evenly that fertilizer sprays when digging, thereby realize the restoration to the board knot soil better.
In step S1, the tractor is a tractor. In the steps S2 and S3, the power is turned on to start the operation of the motor and the air compressor at the same time.
In the step S4, the fertilizer is a first one or more of a biological fertilizer, a chemical fertilizer, a compound fertilizer, and the like. The compressed air is provided with powdery or liquid fertilizer, so that the soil fertility is adjusted while the soil is turned.
In the step S2, the crushing blade on the motor side and the crushing blade on the surface of the receiving rod are rotated in different rotation directions, so that the efficiency of crushing hardened soil is increased, the contact area between the soil and air is increased, and the effect of recovering the soil is effectively increased.
In the step S4, the shifting block on the surface of the movable disc is shifted to slightly rotate the movable disc, so as to adjust the overlapping area between the movable disc and the fixed disc, thereby controlling the discharging flow rate inside the feeding hopper.
Example 3
Referring to fig. 2-7, a device for crushing and repairing plate-bound soil includes a repairing device main body, a feeding mechanism, a crushing mechanism and a fixing mechanism, wherein the repairing device main body includes a main connection beam 1 and a first connection sleeve 2, and the surface of the main connection beam 1 is sleeved with the first connection sleeve 2.
Throw material mechanism and include that hopper 3, connecting seat 4, fixed disk 7, activity dish 8, in-connection ring 9 and first bolt 18 throw, one side surface connection of main tie-beam 1 has connecting seat 4, and one side of connecting seat 4 is connected with hopper 3, and the inside of throwing hopper 3 runs through has first bolt 18, and the inner wall connection of throwing hopper 3 has fixed disk 7, and one side of fixed disk 7 is connected with activity dish 8 through the bearing, and one side of activity dish 8 is connected with in-connection ring 9.
Broken mechanism includes first connecting box 5, broken sword 6, connecting rod 10, first awl tooth 11, second awl tooth 12, second connecting sleeve 13 and motor 14, the bottom of first connecting sleeve 2 is connected with first connecting box 5, and one side surface of first connecting box 5 is connected with motor 14, the fixed cover in transmission shaft surface of motor 14 has broken sword 6, one side of motor 14 transmission shaft is connected with second awl tooth 12, and a side surface meshing of second awl tooth 12 has first awl tooth 11, the one end of first awl tooth 11 is connected with connecting rod 10, and connecting rod 10 passes through the inner wall of bearing connection at first connecting box 5, the bottom surface of first connecting box 5 is connected with second connecting sleeve 13, and the inside inserting in bottom of second connecting sleeve 13 is equipped with bolster 19.
The fixing mechanism comprises a first connecting plate 15, a positive and negative screw rod 16 and a first clamping plate 17, the surface of the first connecting sleeve 2 is abutted with the first clamping plate 17, the positive and negative screw rod 16 is inserted in the first clamping plate 17, and one end surface of the first clamping plate 17 is slidably connected with the first connecting plate 15.
The surface of the fixed disk 7 is provided with a notch, and the surface shape and size of the notch are matched with the surface shape and size of the movable disk 8.
The inner connecting ring 9 is in a ring shape, and the inner connecting ring 9 is slidably connected to the inner part of the feeding hopper 3. The second conical teeth 12 are provided in two sets, one set of the second conical teeth 12 is connected to the surface of the crushing knife 6, and the other set of the second conical teeth 12 is connected to the surface of the bolster 19.
The working principle is as follows: when soil needs to be repaired, the main connecting beam 1 is firstly fixed to the position near the tractor, meanwhile, the motor 14 starts to work through an external power supply, the motor 14 can drive the crushing cutter 6 to rotate through the work of the motor 14, the second conical teeth 12 rotate together, the second conical teeth 12 and the first conical teeth 11 are meshed, the first conical teeth 11 can effectively mesh with the second conical teeth 12 to drive the bearing rod 19 to rotate synchronously, so that the crushing cutter 6 on one side of the motor 14 and the crushing cutter 6 on the surface of the bearing rod 19 can rotate in different rotating directions, the crushing efficiency of hardened soil can be increased, the contact area of soil and air is increased, and the land recovery effect can be effectively increased.
After the soil is broken, at first place feeding hopper 3 in the inside of connecting seat 4, and run through feeding hopper 3 and connecting seat 4 through first bolt 18, fix feeding hopper 3 on the surface of connecting seat 4, can put in the inside of feeding hopper 3 with bio-fertilizer afterwards, and stir the shifting block on 8 surfaces of activity dish manually, make activity dish 8 begin to rotate slightly, thereby can adjust the coincidence area between activity dish 8 and the fixed disk 7, and then can control the inside ejection of compact velocity of feeding hopper 3, thereby can make more even that bio-fertilizer sprayed, thereby realize the restoration to the soil of ending to the board better.
Example 4
The utility model provides a crushing prosthetic devices of knot soil, includes the prosthetic devices main part, throws material mechanism, broken mechanism and fixed establishment, the prosthetic devices main part includes main tie-beam 1 and first adapter sleeve 2, and first adapter sleeve 2 has been cup jointed on the surface of main tie-beam 1.
Throw material mechanism and include that hopper 3, connecting seat 4, fixed disk 7, activity dish 8, in-connection ring 9 and first bolt 18 throw, one side surface connection of main tie-beam 1 has connecting seat 4, and one side of connecting seat 4 is connected with hopper 3, and the inside of throwing hopper 3 runs through has first bolt 18, and the inner wall connection of throwing hopper 3 has fixed disk 7, and one side of fixed disk 7 is connected with activity dish 8 through the bearing, and one side of activity dish 8 is connected with in-connection ring 9.
Broken mechanism includes first connecting box 5, broken sword 6, connecting rod 10, first awl tooth 11, second awl tooth 12, second connecting sleeve 13 and motor 14, the bottom of first connecting sleeve 2 is connected with first connecting box 5, and one side surface of first connecting box 5 is connected with motor 14, the fixed cover in transmission shaft surface of motor 14 has broken sword 6, one side of motor 14 transmission shaft is connected with second awl tooth 12, and a side surface meshing of second awl tooth 12 has first awl tooth 11, the one end of first awl tooth 11 is connected with connecting rod 10, and connecting rod 10 passes through the inner wall of bearing connection at first connecting box 5, the bottom surface of first connecting box 5 is connected with second connecting sleeve 13, and the inside inserting in bottom of second connecting sleeve 13 is equipped with bolster 19.
The fixing mechanism comprises a first connecting plate 15, a positive and negative screw rod 16 and a first clamping plate 17, the surface of the first connecting sleeve 2 is abutted with the first clamping plate 17, the positive and negative screw rod 16 is inserted in the first clamping plate 17, and one end surface of the first clamping plate 17 is slidably connected with the first connecting plate 15.
The surface of the fixed disk 7 is provided with a notch, and the surface shape and size of the notch are matched with the surface shape and size of the movable disk 8.
The inner connecting ring 9 is in a ring shape, and the inner connecting ring 9 is slidably connected to the inner part of the feeding hopper 3. The second conical teeth 12 are provided in two sets, one set of the second conical teeth 12 is connected to the surface of the crushing knife 6, and the other set of the second conical teeth 12 is connected to the surface of the bolster 19.
The crushing mechanism comprises a plurality of crushing cutters, and the crushing cutters rotate through transmission parts such as a motor, a first bevel gear and a second bevel gear to crush soil.
In order to better turn and crush the soil to improve hardened soil, the material of the crushing cutter and the plough is one of high-speed steel, high-manganese steel, hard alloy and the like. The hardness Y of the breaking knife and the plough is 70-83HRC, the bending strength W is 1780-2。
In order to improve the turning and crushing capacity of the crushing knife and the plough to the plate-tied soil and prolong the service life of the plate-tied soil, the hardness Y and the bending strength W meet the condition that Y.W is greater than or equal to 125400 and less than or equal to 151450; when Y · W is less than 125400, the wear resistance and service life of the crushing blade and the plow are remarkably reduced. When Y.W is larger than 151450, the requirement on the material is too high, the part is not easy to form, and the rejection rate is too high.
In order to further improve the wear resistance and service life of the crushing cutter and the plow, the surface roughness Ra of the working surface of the crushing cutter and the plow is 0.4-0.8 micrometer; in particular, the hardness Y, the flexural strength W and the surface roughness Ra satisfy the following empirical relationship:
W=α·Y2·Ra；
wherein alpha is a relation factor and has a value range of 0.42-0.89.
The pear is internally provided with a high-pressure air cavity, and the soil turning surface of the pear is provided with a plurality of air outlets; the air outlet is communicated with the high-pressure air cavity; the high-pressure air cavity is connected with an air compressor through a high-pressure pipeline; the air compressor is arranged on the main connecting beam.
The high-pressure pipeline is arranged in the main connecting beam and the main connecting beam bent arm; particularly, the main connecting beam and the main connecting beam bent arm are of an integrated structure and are solid, and the high-pressure pipeline is a pipeline formed in the solid structure.
The air outlet is a conical hole, and the sectional area of one side of the air outlet communicated with the high-pressure air cavity is larger than that of one side of the soil turning surface; the cross section S of the air outlet on one side of the soil turning surface of the plough is 3.15-9.55 square millimeters; the air jet speed V is 25-64m/s during operation.
For better soil turning, the cross-sectional area S, the air jet velocity V and the surface roughness Ra satisfy the following empirical relationship:
V1/2·Ra=β·S；
wherein beta is a sectional area regulating coefficient, and the value range is 0.43-0.67.
By adopting the technical scheme of the invention to repair the plate-tied soil, the soil is repaired by using a common plough, and the yield of crops (wheat) in season is improved by 7.5-12%.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A hardened soil restoration method based on soil turning and air injection is characterized in that: the repairing method comprises the following steps:
s1, fixing the main connecting beam to the tractor, wherein the soil turning forward direction of the plough is the same as the forward direction of the tractor;
s2, turning on a power supply to enable a motor to start working, driving the crushing cutter to rotate by the motor, enabling the second conical teeth to rotate together, and driving the bearing rod to rotate synchronously by the meshing between the second conical teeth and the first conical teeth and the meshing between the second conical teeth and the first conical teeth;
s3, turning on a power supply to enable the air compressor to start working, enabling high-pressure air to be sprayed out of the air outlet through the high-pressure pipeline, and performing high-pressure air spraying on the soil while ploughing and turning the soil to further realize the restoration of the plate-bound soil;
s4, place the feeding hopper in the inside of connecting seat to run through feeding hopper and connecting seat through first bolt, set up the feeding hopper on the surface of connecting seat, can throw in fertilizer to the inside of feeding hopper afterwards, thereby realize more evenly that fertilizer sprays when digging, thereby realize the restoration to the board knot soil better.
2. The hardened soil restoration method based on soil turning and air injection as claimed in claim 1, wherein the hardened soil restoration method comprises the following steps: in step S1, the tractor is a tractor.
3. The method for repairing hardened soil based on soil turning and air injection as claimed in claims 1 and 2, wherein: in the steps S2 and S3, the power is turned on to start the operation of the motor and the air compressor at the same time.
4. The hardened soil restoration method based on soil turning and air injection as claimed in claim 1, wherein the hardened soil restoration method comprises the following steps: in the step S4, the fertilizer is a first one or more of a biological fertilizer, a chemical fertilizer, a compound fertilizer, and the like.
5. The hardened soil restoration method based on soil turning and air injection as claimed in claim 1, wherein the hardened soil restoration method comprises the following steps: the compressed air is provided with powdery or liquid fertilizer, so that the soil fertility is adjusted while the soil is turned.
6. The hardened soil restoration method based on soil turning and air injection as claimed in claim 1, wherein the hardened soil restoration method comprises the following steps: in the step S2, the crushing blade on the motor side and the crushing blade on the surface of the receiving rod are rotated in different rotation directions, so that the efficiency of crushing hardened soil is increased, the contact area between the soil and air is increased, and the effect of recovering the soil is effectively increased.
7. The hardened soil restoration method based on soil turning and air injection as claimed in claim 1, wherein the hardened soil restoration method comprises the following steps: in the step S4, the shifting block on the surface of the movable disc is shifted to slightly rotate the movable disc, so as to adjust the overlapping area between the movable disc and the fixed disc, thereby controlling the discharging flow rate inside the feeding hopper.
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