CN112243612A - Agricultural device for improving soil in agriculture - Google Patents

Agricultural device for improving soil in agriculture Download PDF

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Publication number
CN112243612A
CN112243612A CN202011162579.3A CN202011162579A CN112243612A CN 112243612 A CN112243612 A CN 112243612A CN 202011162579 A CN202011162579 A CN 202011162579A CN 112243612 A CN112243612 A CN 112243612A
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CN
China
Prior art keywords
sliding
soil
agricultural
rotating shaft
mounting frame
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CN202011162579.3A
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Chinese (zh)
Inventor
廖龙福
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Individual
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Individual
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Priority to CN202011162579.3A priority Critical patent/CN112243612A/en
Publication of CN112243612A publication Critical patent/CN112243612A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B49/00Combined machines
    • A01B49/04Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B71/00Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-off; Means for protecting parts against dust, or the like; Adapting machine elements to or for agricultural purposes

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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 an agricultural device, in particular to an agricultural device for improving soil in agriculture. Provides an agricultural device for improving soil in agriculture, which aims at the unfavorable texture and structure of soil, adopts corresponding physical measures and improves the physical environment of the soil. There is provided an agricultural apparatus for agriculturally improving soil, including: the wheel mounting structure comprises a mounting frame, wherein wheels are symmetrically arranged on one side of the bottom of the mounting frame; the mounting frame is provided with a soil turning mechanism; the top of the mounting frame is provided with a sprinkling mechanism; and the moving mechanism is arranged on one side, away from the wheels, of the top of the mounting frame. When the vegetable grower needs to carry out agricultural improvement soil, the vegetable grower removes the device to the place that needs improvement soil, starts servo motor, drives rotatory harrow rotation then and realizes soil reclamation, spills into soil from the gondola water faucet with the clear water in the pneumatic cylinder simultaneously, then soaks the softening with soil to realize agricultural improvement soil.

Description

Agricultural device for improving soil in agriculture
Technical Field
The invention relates to an agricultural device, in particular to an agricultural device for improving soil in agriculture.
Background
The soil is a loose surface layer on the surface of the rock ring, and is a substrate for living terrestrial plants and a base for living terrestrial animals. The root system of the plant has a large contact surface with the soil, the soil is composed of particles with different sizes, the particles form three phases of a soil body, namely a solid phase, a liquid phase and a gas phase, and frequent material exchange is carried out between the plant and the soil, so that the growth and the yield of the plant can be influenced by controlling soil factors.
Soil for planting vegetables in a household yard is sticky or slightly sandy, the soil is ploughed once after a long time, so that the soil quality is poor, agricultural cultivation is not facilitated, and when a vegetable grower needs to plough, the ploughing operation is more strenuous due to dry and hard soil, so that the soil is not even in ploughing and the ploughing effect is poor.
Therefore, it is necessary to develop an agricultural device for improving soil in agriculture, which can improve the physical environment of soil by taking corresponding physical measures against the bad texture and structure of soil.
Disclosure of Invention
In order to overcome the defects that the soil for planting vegetables in the courtyard is a little sticky and a little sandy soil, when a vegetable grower needs to plough, the ploughing operation is relatively strenuous due to dry and hard land, so that the land is not uniformly ploughed and the ploughing effect is poor, the technical problems to be solved are as follows: provides an agricultural device for improving soil in agriculture, which aims at the unfavorable texture and structure of soil, adopts corresponding physical measures and improves the physical environment of the soil.
The technical scheme of the invention is as follows: an agricultural apparatus for agriculturally improving soil, comprising: the wheel mounting structure comprises a mounting frame, wherein wheels are symmetrically arranged on one side of the bottom of the mounting frame; the mounting frame is provided with a soil turning mechanism; the top of the mounting frame is provided with a sprinkling mechanism; and the moving mechanism is arranged on one side, away from the wheels, of the top of the mounting frame.
As a preferable technical solution of the present invention, the soil turning mechanism includes: the top of the mounting frame is symmetrically provided with bearing seats; the first rotating shaft is arranged between the two bearing blocks; the bottom of the mounting rack is rotatably provided with a second rotating shaft at one side far away from the wheels; the second rotating shaft is uniformly provided with the rotating rakes at intervals; the first belt conveying mechanism is arranged between the first rotating shaft and the second rotating shaft; the servo motor is arranged on one side, close to the first rotating shaft, of the top of the mounting frame; and a second belt conveying mechanism is arranged between the output shaft of the servo motor and the first rotating shaft.
As a preferable aspect of the present invention, the watering mechanism includes: the side, away from the wheel, of the top of the mounting frame is provided with a first sliding groove, and a first sliding rod is arranged in the first sliding groove in a sliding manner; the bottom of the first sliding rod is provided with a first fixed rod; the first fixing rod is symmetrically provided with racks; the top of the mounting frame is symmetrically provided with second sliding grooves, second sliding rods are arranged in the second sliding grooves in a sliding mode, and the lower ends of the second sliding rods are connected with the first fixing rods; the round block is arranged at one end, away from the servo motor, of the first fixing rod; the hydraulic cylinder is arranged on one side, close to the round block, of the top of the mounting frame; the piston is arranged in the hydraulic cylinder in a sliding manner; the piston is provided with a second fixed rod which is matched with the round block; the side, away from the wheel, of the top of the mounting frame is provided with a third sliding chute, and the third sliding chute is internally provided with the shower heads in a symmetrical sliding manner; the water outlet pipe is arranged on one side of the hydraulic cylinder, which is far away from the piston, and is communicated with the shower head; the water storage tank is arranged on one side, close to the hydraulic cylinder, of the top of the mounting frame; a water inlet pipe is arranged between the water storage tank and the hydraulic cylinder; the water inlet pipe and the water outlet pipe are both provided with one-way valves; the first rotating shaft is symmetrically provided with a gear lack wheel which is meshed with the similar rack.
As a preferable aspect of the present invention, the moving mechanism includes: the top of the first sliding rod is rotatably provided with a fixed pulley; the fixed pulley is connected with a pull rope in a winding way, and two ends of the pull rope are respectively connected with the adjacent shower heads; first elastic component, all be provided with first elastic component between two gondola water faucet opposite side and the third spout inner wall.
As a preferred embodiment of the present invention, the present invention further includes: the handles are symmetrically arranged on one side, close to the wheels, of the top of the mounting frame; the top of the mounting rack is provided with a slide rail close to one side of the hydraulic cylinder; the top of the second fixing rod is provided with an L-shaped rod close to one side of the round block; the end part of the L-shaped rod is provided with a sliding block which is matched with the sliding rail in a sliding way; and a second elastic piece is arranged between the sliding block and the inner wall of the sliding rail.
As a preferred embodiment of the present invention, the present invention further includes: the bottom of the mounting rack is symmetrically provided with third fixed rods close to one side of the second rotating shaft; and a baffle is arranged between the end parts of the two third fixing rods.
Has the advantages that: 1. when the vegetable grower needs to carry out agricultural improvement soil, the vegetable grower removes the device to the place that needs improvement soil, starts servo motor, drives rotatory harrow rotation then and realizes soil reclamation, spills into soil from the gondola water faucet with the clear water in the pneumatic cylinder simultaneously, then soaks the softening with soil to realize agricultural improvement soil.
2. Vegetable grower starts servo motor, drives the piston then and removes in the pneumatic cylinder and spills into soil with the clear water from the gondola water faucet, drives the piston simultaneously and removes and inhales the pneumatic cylinder with the clear water in the storage water tank in the pneumatic cylinder to it is automatic to realize agricultural improvement soil.
3. When the rotary harrow rotates to reclaim soil, the baffle can prevent the turned-up soil fragments from interfering the normal use of the device.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the soil turning mechanism of the present invention.
Fig. 3 is a schematic perspective view of a sprinkler mechanism according to the present invention.
Fig. 4 is a schematic perspective view of the moving mechanism of the present invention.
FIG. 5 is a schematic view of a first partial body structure according to the present invention.
FIG. 6 is a schematic view of a second partial body structure according to the present invention.
Wherein: 1 mounting rack, 2 wheels, 3 soil turning mechanism, 31 bearing seat, 32 first rotating shaft, 33 second rotating shaft, 34 rotating harrow, 35 first belt transmission mechanism, 36 servo motor, 37 second belt transmission mechanism, 4 watering mechanism, 41 first chute, 42 first slide bar, 43 first fixed bar, 44 rack, 45 second chute, 46 second slide bar, 47 round block, 48 hydraulic cylinder, 49 piston, 410 second fixed bar, 411 third chute, 412 shower head, 413 water outlet pipe, 414 water storage tank, 415 water inlet pipe, 416 one-way valve, 417 lack gear, 5 moving mechanism, 51 fixed pulley, 52 stay cord, 53 first elastic member, 6 handle, 7 slide rail, 8L-shaped rod, 9 slide block, 10 second elastic member, 11 third fixed bar, 12 baffle.
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.
Example 1
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, an agricultural device for agricultural soil improvement comprises a mounting frame 1, wheels 2, a soil turning mechanism 3, a water spraying mechanism 4 and a moving mechanism 5, wherein the wheels 2 are symmetrically arranged on the front side and the rear side of the right side of the bottom of the mounting frame 1, the soil turning mechanism 3 is arranged on the mounting frame 1, the water spraying mechanism 4 is arranged on the top of the mounting frame 1, and the moving mechanism 5 is arranged on the left side of the top of the mounting frame 1.
Soil turning mechanism 3 is including bearing frame 31, first pivot 32, second pivot 33, rotatory harrow 34, first belt transport mechanism 35, servo motor 36 and second belt transport mechanism 37, the symmetry is provided with bearing frame 31 around the 1 top of mounting bracket, be provided with first pivot 32 between two bearing frames 31, 1 bottom left side rotary type of mounting bracket is provided with second pivot 33, even interval is provided with rotatory harrow 34 in the second pivot 33, be provided with first belt transport mechanism 35 between first pivot 32 and second pivot 33, 1 top of mounting bracket is located first pivot 32 right side and is provided with servo motor 36, be provided with second belt transport mechanism 37 between servo motor 36 output shaft and first pivot 32.
The sprinkling mechanism 4 comprises a first sliding rod 42, a first fixed rod 43, a rack 44, a second sliding rod 46, a round block 47, a hydraulic cylinder 48, a piston 49, a second fixed rod 410, a sprinkler 412, a water outlet pipe 413, a water storage tank 414, a water inlet pipe 415, a one-way valve 416 and a gear-lacking 417, wherein the left side of the top of the mounting rack 1 is provided with a first sliding groove 41, the first sliding groove 41 is internally provided with the first sliding rod 42 in a sliding manner, the bottom of the first sliding rod 42 is provided with the first fixed rod 43, the first fixed rod 43 is symmetrically provided with the rack 44 in a front-back manner, the top of the mounting rack 1 is symmetrically provided with a second sliding groove 45 in a front-back manner, the second sliding groove 45 is internally provided with the second sliding rod 46 in a sliding manner, the lower end of the second sliding rod 46 is connected with the first fixed rod 43, the right part of the front side of the first fixed rod 43, second dead lever 410 and the cooperation of circle piece 47, open on the left side of mounting bracket 1 top has third spout 411, the symmetry is slided around in the third spout 411 and is provided with gondola water faucet 412, the pneumatic cylinder 48 right side is provided with outlet pipe 413, outlet pipe 413 and gondola water faucet 412 intercommunication, mounting bracket 1 top front side is provided with storage water tank 414, be provided with inlet tube 415 between storage water tank 414 and pneumatic cylinder 48, all be provided with check valve 416 on inlet tube 415 and the outlet pipe 413, the symmetry is provided with scarce gear 417 around on the first pivot 32, scarce gear 417 and close rack 44 meshing.
The moving mechanism 5 comprises a fixed pulley 51, a pull rope 52 and a first elastic member 53, the fixed pulley 51 is rotatably arranged at the top of the first sliding rod 42, the pull rope 52 is wound on the fixed pulley 51, two ends of the pull rope 52 are respectively connected with the adjacent showers 412, and the first elastic member 53 is arranged between the opposite sides of the two showers 412 and the inner wall of the third sliding chute 411.
When a vegetable grower needs to perform agricultural soil improvement, the vegetable grower moves the device to a place where soil improvement is needed, the servo motor 36 is started, the output shaft of the servo motor 36 rotates to drive the first rotating shaft 32 to rotate through the second belt transmission mechanism 37, the first rotating shaft 32 rotates to drive the second rotating shaft 33 to rotate through the first belt transmission mechanism 35, the second rotating shaft 33 rotates to drive the rotary harrow 34 to rotate, the rotary harrow 34 rotates to realize soil reclamation, meanwhile, the first rotating shaft 32 rotates to drive the gear 417 to rotate, the gear 417 rotates to be meshed with the rack 44 to drive the rack 44 to move, the rack 44 moves to drive the first fixing rod 43 to move, the first fixing rod 43 moves to drive the first sliding rod 42 to move in the first sliding groove 41, the first sliding rod 42 moves in the first sliding groove 41 to drive the fixed pulley 51 to move, the fixed pulley 51 moves to drive the two showers 412 to move in the third sliding groove 411 in opposite directions through the, meanwhile, the first fixing rod 43 moves to drive the second sliding rod 46 to move in the second sliding groove 45, the first fixing rod 43 also drives the round block 47 to move, the round block 47 moves to contact and extrude the second fixing rod 410 to drive the piston 49 to move in the hydraulic cylinder 48 so as to extrude clear water in the hydraulic cylinder 48 into the water outlet pipe 413, the clear water is sprayed into soil from the shower head 412 under the action of the one-way valve 416, the soil is soaked and softened, the missing gear 417 rotates to be disengaged from the rack 44, the vegetable grower moves the second fixing rod 410 to drive the piston 49 to move in the hydraulic cylinder 48 so as to suck the clear water in the water storage tank 414 into the hydraulic cylinder 48 under the action of the one-way valve 416 through the water inlet pipe 415, meanwhile, the second fixing rod 410 moves to contact and extrude the round block 47 to.
Example 2
As shown in fig. 1, 5 and 6, on the basis of embodiment 1, an agricultural device for agricultural soil improvement further comprises a handle 6, a slide rail 7, an L-shaped rod 8, a slide block 9 and a second elastic member 10, wherein the handle 6 is symmetrically arranged on the front and back of the right side of the top of the mounting frame 1, the slide rail 7 is arranged on the front side of the top of the mounting frame 1, the L-shaped rod 8 is arranged on the left side of the top of the second fixing rod 410, the slide block 9 is arranged at the rear end of the L-shaped rod 8, the slide block 9 is in sliding fit with the slide rail 7, and the second elastic member 10 is arranged between the slide block 9 and.
When a vegetable grower needs to perform agricultural soil improvement, the vegetable grower holds the handle 6 moving device to a place where soil improvement is needed, the servo motor 36 is started, then the piston 49 is driven to move in the hydraulic cylinder 48, clean water in the hydraulic cylinder 48 is squeezed into the water outlet pipe 413, the clean water is sprinkled into the soil from the sprinkler 412 under the action of the one-way valve 416, at the moment, the second fixing rod 410 moves to drive the L-shaped rod 8 to move, the L-shaped rod 8 moves to drive the sliding block 9 to move in the sliding rail 7, the second elastic element 10 is compressed, when the missing gear 417 rotates and is disengaged from the rack 44, the second elastic element 10 resets to drive the sliding block 9 to move and reset in the sliding rail 7, then the second fixing rod 410 is driven to drive the piston 49 to move in the hydraulic cylinder 48, the clean water in the water storage tank 414 is sucked into the hydraulic cylinder.
The mounting rack is characterized by further comprising third fixing rods 11 and baffles 12, the third fixing rods 11 are symmetrically arranged on the left side of the bottom of the mounting rack 1 in a front-back mode, and the baffles 12 are arranged between the right ends of the two third fixing rods 11.
When the rotary harrow 34 rotates to reclaim soil, the baffle 12 prevents the turned-up soil fragments from interfering with the normal use of the apparatus.
It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent variations fall within the scope of the present invention.

Claims (6)

1. An agricultural apparatus for agriculturally improving soil, comprising:
the bicycle wheel mounting structure comprises a mounting frame (1), wherein wheels (2) are symmetrically arranged on one side of the bottom of the mounting frame (1);
the soil turning mechanism (3) is arranged on the mounting frame (1);
the top of the mounting frame (1) is provided with a sprinkling mechanism (4);
the moving mechanism (5) is arranged on one side, away from the wheels (2), of the top of the mounting rack (1).
2. An agricultural apparatus for agricultural soil improvement according to claim 1, wherein the soil turning mechanism (3) comprises:
the top of the mounting rack (1) is symmetrically provided with bearing seats (31);
a first rotating shaft (32), wherein a first rotating shaft (32) is arranged between the two bearing blocks (31);
the second rotating shaft (33) is rotatably arranged on one side of the bottom of the mounting rack (1) far away from the wheel (2);
the rotary harrow (34) is uniformly arranged on the second rotating shaft (33) at intervals;
the first belt conveying mechanism (35) is arranged between the first rotating shaft (32) and the second rotating shaft (33);
the servo motor (36) is arranged on one side, close to the first rotating shaft (32), of the top of the mounting frame (1);
and a second belt transmission mechanism (37) is arranged between the output shaft of the servo motor (36) and the first rotating shaft (32).
3. An agricultural apparatus for agricultural soil improvement according to claim 2, wherein the watering mechanism (4) comprises:
the top of the mounting rack (1) is provided with a first sliding groove (41) at one side far away from the wheel (2), and the first sliding groove (41) is internally provided with a first sliding rod (42) in a sliding manner;
the bottom of the first sliding rod (42) is provided with a first fixed rod (43);
the rack (44) is symmetrically arranged on the first fixing rod (43);
the top of the mounting rack (1) is symmetrically provided with second sliding grooves (45), the second sliding grooves (45) are internally provided with second sliding rods (46) in a sliding manner, and the lower ends of the second sliding rods (46) are connected with the first fixing rods (43);
the round block (47) is arranged at one end, away from the servo motor (36), of the first fixing rod (43);
the hydraulic cylinder (48) is arranged on one side, close to the round block (47), of the top of the mounting rack (1);
the piston (49) is arranged in the hydraulic cylinder (48) in a sliding manner;
a second fixing rod (410), wherein a piston (49) is provided with the second fixing rod (410), and the second fixing rod (410) is matched with the round block (47);
the side, away from the wheel (2), of the top of the mounting rack (1) is provided with a third sliding chute (411), and the third sliding chute (411) is internally and symmetrically provided with the shower heads (412) in a sliding manner;
the water outlet pipe (413) is arranged on one side, away from the piston (49), of the hydraulic cylinder (48), and the water outlet pipe (413) is communicated with the shower head (412);
the water storage tank (414) is arranged on one side, close to the hydraulic cylinder (48), of the top of the mounting frame (1);
a water inlet pipe (415), wherein the water inlet pipe (415) is arranged between the water storage tank (414) and the hydraulic cylinder (48);
the check valves (416) are arranged on the water inlet pipe (415) and the water outlet pipe (413);
the first rotating shaft (32) is symmetrically provided with a gear lack wheel (417), and the gear lack wheel (417) is meshed with the adjacent rack (44).
4. An agricultural apparatus for agricultural soil improvement according to claim 3, wherein the moving mechanism (5) comprises:
the top of the first sliding rod (42) is rotatably provided with the fixed pulley (51);
the fixed pulley (51) is connected with the pull rope (52) in a winding way, and two ends of the pull rope (52) are respectively connected with the adjacent shower head (412);
first elastic component (53), all be provided with first elastic component (53) between two gondola water faucet (412) one side and third spout (411) inner wall in opposite directions.
5. An agricultural apparatus for agricultural soil improvement according to claim 4, further comprising:
the handles (6) are symmetrically arranged on one side, close to the wheels (2), of the top of the mounting rack (1);
the sliding rail (7) is arranged on one side, close to the hydraulic cylinder (48), of the top of the mounting rack (1);
the top of the second fixing rod (410) is provided with an L-shaped rod (8) close to one side of the round block (47);
the end part of the L-shaped rod (8) is provided with a sliding block (9), and the sliding block (9) is in sliding fit with the sliding rail (7);
and a second elastic part (10) is arranged between the sliding block (9) and the inner wall of the sliding rail (7).
6. An agricultural apparatus for agricultural soil improvement according to claim 5, further comprising:
the third fixing rods (11) are symmetrically arranged on one side, close to the second rotating shaft (33), of the bottom of the mounting rack (1);
a baffle (12), and a baffle (12) is arranged between the end parts of the two third fixing rods (11).
CN202011162579.3A 2020-10-27 2020-10-27 Agricultural device for improving soil in agriculture Pending CN112243612A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011162579.3A CN112243612A (en) 2020-10-27 2020-10-27 Agricultural device for improving soil in agriculture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011162579.3A CN112243612A (en) 2020-10-27 2020-10-27 Agricultural device for improving soil in agriculture

Publications (1)

Publication Number Publication Date
CN112243612A true CN112243612A (en) 2021-01-22

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CN202011162579.3A Pending CN112243612A (en) 2020-10-27 2020-10-27 Agricultural device for improving soil in agriculture

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Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112772022A (en) * 2021-02-23 2021-05-11 河南农业职业学院 Soil hardening improvement and restoration device
CN114451088A (en) * 2021-12-23 2022-05-10 李珍琴 A soil amendment spraying apparatus for agricultural production

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2701481A1 (en) * 2011-04-27 2014-03-05 Kinze Manufacturing, Inc. Remote adjustment of a row unit of an agricultural device
US9585301B1 (en) * 2013-04-15 2017-03-07 Veris Technologies, Inc. Agricultural planter with automatic depth and seeding rate control
CN207235697U (en) * 2017-07-11 2018-04-17 刘明义 A kind of agricultural film film covering device sprinkled water
CN107926176A (en) * 2017-11-22 2018-04-20 安徽华瑞医药技术开发有限公司 A kind of agricultural multi-function plough
CN111771435A (en) * 2020-06-18 2020-10-16 刘彦杰 Intelligent rotary tillage equipment with water spraying function

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2701481A1 (en) * 2011-04-27 2014-03-05 Kinze Manufacturing, Inc. Remote adjustment of a row unit of an agricultural device
US9585301B1 (en) * 2013-04-15 2017-03-07 Veris Technologies, Inc. Agricultural planter with automatic depth and seeding rate control
CN207235697U (en) * 2017-07-11 2018-04-17 刘明义 A kind of agricultural film film covering device sprinkled water
CN107926176A (en) * 2017-11-22 2018-04-20 安徽华瑞医药技术开发有限公司 A kind of agricultural multi-function plough
CN111771435A (en) * 2020-06-18 2020-10-16 刘彦杰 Intelligent rotary tillage equipment with water spraying function

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112772022A (en) * 2021-02-23 2021-05-11 河南农业职业学院 Soil hardening improvement and restoration device
CN112772022B (en) * 2021-02-23 2022-02-11 河南农业职业学院 Soil hardening improvement and restoration device
CN114451088A (en) * 2021-12-23 2022-05-10 李珍琴 A soil amendment spraying apparatus for agricultural production
CN114451088B (en) * 2021-12-23 2023-12-05 东至县东流镇塔青湖村股份经济合作联合社 Soil conditioner spraying equipment for agricultural production

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