CN111707087A - Novel agricultural fertilizer fast drying device - Google Patents

Novel agricultural fertilizer fast drying device Download PDF

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Publication number
CN111707087A
CN111707087A CN202010584673.1A CN202010584673A CN111707087A CN 111707087 A CN111707087 A CN 111707087A CN 202010584673 A CN202010584673 A CN 202010584673A CN 111707087 A CN111707087 A CN 111707087A
Authority
CN
China
Prior art keywords
shell
drying device
agricultural fertilizer
drying cylinder
fixedly connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010584673.1A
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Chinese (zh)
Inventor
刘晓旭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongbo Soil Environmental Engineering Technology Jiangsu Co ltd
Original Assignee
Zhongbo Soil Environmental Engineering Technology Jiangsu Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhongbo Soil Environmental Engineering Technology Jiangsu Co ltd filed Critical Zhongbo Soil Environmental Engineering Technology Jiangsu Co ltd
Priority to CN202010584673.1A priority Critical patent/CN111707087A/en
Publication of CN111707087A publication Critical patent/CN111707087A/en
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/02—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces
    • F26B17/04—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces the belts being all horizontal or slightly inclined
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
    • F26B17/14—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas
    • F26B17/1433—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas the drying enclosure, e.g. shaft, having internal members or bodies for guiding, mixing or agitating the material, e.g. imposing a zig-zag movement onto the material
    • F26B17/1466—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas the drying enclosure, e.g. shaft, having internal members or bodies for guiding, mixing or agitating the material, e.g. imposing a zig-zag movement onto the material the members or bodies being in movement
    • F26B17/1483—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas the drying enclosure, e.g. shaft, having internal members or bodies for guiding, mixing or agitating the material, e.g. imposing a zig-zag movement onto the material the members or bodies being in movement the movement being a rotation around a vertical axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/001—Handling, e.g. loading or unloading arrangements
    • F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/02—Applications of driving mechanisms, not covered by another subclass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/04—Agitating, stirring, or scraping devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/06—Chambers, containers, or receptacles
    • F26B25/08—Parts thereof
    • F26B25/12—Walls or sides; Doors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/06—Chambers, containers, or receptacles
    • F26B25/14—Chambers, containers, receptacles of simple construction
    • F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
    • F26B2200/12—Manure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fertilizers (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a novel agricultural fertilizer quick drying device, which comprises a shell, a drying device and a conveying device, wherein a blower is arranged on the right side of the shell, the blower is fixed on the right side of the shell through a blower fixing frame, the blower is fixedly connected with a hot air pipe through a coupler, an electric heating net is fixedly connected to the inner wall of the left side of the hot air pipe, and the drying device comprises: shell bottom internal surface intermediate position fixedly connected with dries by fire a section of thick bamboo, it has the hot air cavity to open in the jar wall of section of thick bamboo to dry by fire, the gas pocket is seted up to the trachea bottom, dry by fire in the middle of being provided with the pivot, the pivot in the middle of with bottom outside fixedly connected with rotating leaf, the discharge opening has been seted up to the shell bottom, and the discharge opening bottom corresponds and is provided with discharge barrel, conveyer: the upper surface of the bottom plate is provided with a conveyor belt corresponding to the material leaking barrel. This neotype agricultural fertilizer quick drying device through triple stoving to agricultural fertilizer and to the crushing of caking, and in time the bagging-off has improved work efficiency, has practiced thrift the resource, has strengthened working effect.

Description

Novel agricultural fertilizer fast drying device
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a novel rapid drying device for agricultural fertilizer.
Background
Agricultural machinery refers to various machines used in the production process of crop planting industry and animal husbandry, and the primary processing and treatment process of agricultural and animal products, and the agricultural machinery comprises agricultural power machinery, farmland construction machinery, soil cultivation machinery, planting and fertilizing machinery, plant protection machinery, farmland irrigation and drainage machinery, crop harvesting machinery, agricultural product processing machinery, animal husbandry machinery, agricultural transportation machinery and the like.
Due to the use of a large amount of agricultural fertilizers, people can accumulate a large amount of agricultural fertilizers, so that the agricultural fertilizers are affected with damp and caking, and the subsequent use of the agricultural fertilizers is affected.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a novel agricultural fertilizer quick drying device, wherein a rotating blade is driven by a rotating shaft, hot air enters a hot air cavity heating drying cylinder from a hot air pipe to dry agricultural fertilizer, and the rotating blade can also crush agglomerated agricultural fertilizer, so that the drying is more thorough, and the problem that the agricultural fertilizer is difficult to dry is solved.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a novel agricultural fertilizer quick drying device comprises a shell, a drying device and a conveying device, wherein a funnel is arranged at the top of the shell, a material guide pipe is fixedly connected to the bottom of the funnel, a first through hole is formed in the shell corresponding to the material guide pipe, the material guide pipe enters the shell through the first through hole, a blower is arranged on the right side of the shell, the blower is fixed on the right side of the shell through a blower fixing frame, the blower is fixedly connected with a hot air pipe through a coupler, an electric heating net is fixedly connected to the inner wall of the left side of the hot air pipe, a second through hole is formed in the shell corresponding to the hot air pipe, supporting legs are fixedly connected to the left side and the right side of;
a drying device: the drying cylinder is fixedly connected to the middle position of the inner surface of the bottom of the shell, a hot air cavity is formed in the cylinder wall of the drying cylinder, an air outlet is formed in the inner wall of the drying cylinder, an air pipe is arranged in the air outlet, one end of the air pipe is connected with the hot air cavity, the other end of the air pipe extends into the drying cylinder, an air hole is formed in the bottom of the air pipe, a rotating shaft is arranged in the middle of the drying cylinder, a fixing ring is arranged at the top of the rotating shaft and fixed on the inner wall of the drying cylinder through a fixing frame, rotating blades are fixedly connected to the middle of the rotating shaft and the outer side of the bottom of the rotating shaft in sequence, a first motor is fixedly connected to the bottom of the rotating shaft through a third through hole and a coupling in sequence, the first motor is fixed, and the bottom of the air outlet hole is correspondingly provided with an air outlet cylinder.
A conveying device: the bottom plate upper surface is provided with the conveyer belt corresponding to the hourglass feed cylinder, conveyer belt left side swing joint has the driven voller, the driven voller passes through support one fixed connection at the bottom plate upper surface, conveyer belt right side swing joint has the drive roll, the drive roll passes through two fixed connection of support at the bottom plate upper surface, the drive roll passes through shaft coupling fixedly connected with motor two.
Preferably, the height of the bottom opening of the material guide pipe is lower than that of the opening at the top of the drying cylinder.
Preferably, the drying cylinder is made of a material with small specific heat capacity and good heat conductivity.
Preferably, the air pipe is inclined downwards to form an included angle of 45-60 degrees with the inner wall of the drying cylinder.
Preferably, the rotating shaft coincides with the axis of the drying cylinder.
Preferably, the bottom of the drying cylinder is in a slope shape, and the lowest part of the drying cylinder is positioned at the material leakage opening.
Preferably, the material leaking port is positioned between the right side of the motor and the left side of the right wall of the drying cylinder.
Preferably, the air outlet is positioned between the right wall of the drying cylinder and the right side of the shell.
(III) advantageous effects
The invention provides a novel agricultural fertilizer quick drying device. The method has the following beneficial effects:
(1) this neotype agricultural fertilizer quick drying device drives the mode of rotatory leaf through the rotation axis and can make agricultural fertilizer dry more even to smash the caking that agricultural fertilizer produced because of the humidity, the gas pocket of trachea bottom can further utilize the heat energy of coming out from the steam chamber simultaneously, has strengthened working effect.
(2) This neotype agricultural fertilizer quick drying device, the conveyer belt can make the agricultural fertilizer of just drying timely bagging-off of carrying on, has reduced the probability that moisture enters agricultural fertilizer in the air, has improved work efficiency.
(3) This neotype agricultural fertilizer quick drying device through drying cylinder, trachea and the triple stoving of venthole to agricultural fertilizer, has practiced thrift the resource, has also improved work efficiency.
Drawings
FIG. 1 is a schematic structural view of a front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic cross-sectional view A-A of FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 according to the present invention;
fig. 5 is a partially enlarged view of B of fig. 1 according to the present invention.
In the figure: the device comprises a shell 1, a funnel 2, a material guide pipe 3, a first through hole 4, a blower 5, a blower fixing frame 6, a hot air pipe 7, an electric heating net 8, a second through hole 9, supporting legs 10, a bottom plate 11, a drying cylinder 12, a hot air chamber 13, an air outlet 14, an air pipe 15, an air hole 16, a rotating shaft 17, a fixing ring 18, a fixing frame 19, a rotating blade 20, a third through hole 21, a motor I22, a motor I23, a motor fixing frame 24, a material leakage opening 25, an air outlet 26, an air outlet 27, a conveying belt 28, a driven roller 29, a bracket I30, a driving roller 31, a bracket II 32 and a motor II 33.
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.
Referring to fig. 1-5, the present invention provides a technical solution: a novel agricultural fertilizer quick drying device comprises a shell 1, a drying device and a conveying device, wherein a funnel 2 is arranged at the top of the shell 1, a material guide pipe 3 is fixedly connected to the bottom of the funnel 2, the bottom opening height of the material guide pipe 3 is lower than the opening height of the top of a drying cylinder 12, a first through hole 4 is formed in the shell 1 corresponding to the material guide pipe, the material guide pipe 3 enters the shell through the first through hole 4, a blower 5 is arranged on the right side of the shell, the blower 5 is fixed on the right side of the shell 1 through a blower fixing frame 6, the blower 5 is fixedly connected with a hot air pipe 7 through a coupler, an electric heating net 8 is fixedly connected to the inner wall of the left side of the hot air pipe 7, a second through hole 9 is formed in the shell 1 corresponding to the hot air pipe 7;
a drying device: a drying cylinder 12 is fixedly connected to the middle position of the inner surface of the bottom of the shell 1, the drying cylinder 12 is made of a material with small specific heat capacity and good heat conductivity, the bottom of the drying cylinder 12 is in a slope shape and is at the lowest position at a material leakage opening 24, a hot air cavity 13 is arranged in the cylinder wall of the drying cylinder 12, an air outlet 14 is arranged on the inner wall of the drying cylinder 12, an air pipe 15 is arranged in the air outlet 14, the direction of the air pipe 15 is inclined downwards and forms an included angle of 45-60 degrees with the inner wall of the drying cylinder 12, one end of the air pipe 15 is connected with the hot air cavity 13, the other end of the air pipe 15 extends into the drying cylinder 12, an air hole 16 is arranged at the bottom of the air pipe 15, a rotating shaft 17 is arranged in the middle of the drying cylinder 12, the rotating shaft 17 is coincided with the axis of the drying cylinder 12, a fixing ring 18 is arranged at the top of the, and the caking that agricultural fertilizer produced because of the humidity is smashed, simultaneously, the gas pocket of trachea bottom can further utilize the heat energy that comes out from the steam chamber, the working effect has been strengthened, pivot 17 bottom loops through third through-hole 21, shaft coupling fixedly connected with motor 22, motor 22 passes through motor mount 23 to be fixed in the middle of shell 1 bottom, shell 1 bottom has been seted up the small opening 24, small opening 24 is located between motor 22 right side and the right wall left side of drying cylinder 12, small opening 24 bottom corresponds is provided with the small opening feed cylinder 25, shell 1 bottom right side has been seted up venthole 26 and is located between the right wall of drying cylinder 12 and shell 1 right side, venthole 26 bottom corresponds is provided with air outlet cylinder 27, through drying cylinder 12, trachea 15 and venthole 26 are to the triple stoving of agricultural fertilizer, resources are saved, and work efficiency has also been improved.
A conveying device: the upper surface of bottom plate 11 is provided with conveyer belt 28 to the hourglass feed cylinder 25, conveyer belt 28 can make the timely bagging-off of the agricultural fertilizer of just drying, the probability that moisture entered agricultural fertilizer in the air has been reduced, work efficiency is improved, conveyer belt 28 left side swing joint has driven voller 29, driven voller passes through support one 30 fixed connection at the bottom plate 11 upper surface, conveyer belt 28 right side swing joint has drive roll 31, drive roll 31 passes through two 32 fixed connection of support at the bottom plate 11 upper surface, drive roll 31 passes through two 33 of shaft coupling fixedly connected with motor.
This novel agricultural fertilizer fast drying device during the use, at first pour into in the agricultural fertilizer of funnel 2 can get into drying cylinder 12, once dry agricultural fertilizer, and the agricultural fertilizer of caking because of the humidity can be smashed to the revolving leaf, the hot-air that comes out simultaneously through gas pocket 16 can carry out the second time to agricultural fertilizer and dry, then, agricultural fertilizer can leak on the conveyer belt through hourglass feed cylinder 25, can pass through play chimney 27 this moment, the hot-air that goes out of play chimney 27 can carry out the third time to agricultural fertilizer and dry, at last bagging-off at the afterbody of conveyer belt to agricultural fertilizer.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (8)

1. The utility model provides a novel agricultural fertilizer fast drying device, includes shell (1), drying device and conveyer, its characterized in that: the improved hair dryer is characterized in that a funnel (2) is arranged at the top of the shell (1), a material guide pipe (3) is fixedly connected to the bottom of the funnel (2), a first through hole (4) is formed in the shell (1) corresponding to the material guide pipe (3), the material guide pipe (3) enters the shell through the first through hole (4), a hair dryer (5) is arranged on the right side of the shell, the hair dryer (5) is fixed to the right side of the shell (1) through a fan fixing frame (6), a hot air pipe (7) is fixedly connected to the hair dryer (5) through a coupler, an electric heating net (8) is fixedly connected to the inner wall of the left side of the hot air pipe (7), a second through hole (9) is formed in the shell (1) corresponding to the hot air pipe (7), supporting legs (10) are fixedly connected to the left side and the;
a drying device: a drying cylinder (12) is fixedly connected to the middle position of the inner surface of the bottom of the shell (1), a hot air cavity (13) is formed in the cylinder wall of the drying cylinder (12), an air outlet (14) is formed in the inner wall of the drying cylinder (12), an air pipe (15) is arranged in the air outlet (14), one end of the air pipe (15) is connected with the hot air cavity (13), the other end of the air pipe (15) extends into the drying cylinder (12), an air hole (16) is formed in the bottom of the air pipe (15), a rotating shaft (17) is arranged in the middle of the drying cylinder (12), a fixing ring (18) is arranged at the top of the rotating shaft (17), the fixing ring (18) is fixed on the inner wall of the drying cylinder (12) through a fixing frame (19), rotating blades (20) are fixedly connected to the middle of the rotating shaft (17) and the outer side of the bottom, and a first, the motor I (22) is fixed in the middle of the bottom of the shell (1) through a motor fixing frame (23), a material leakage opening (24) is formed in the bottom of the shell (1), a material leakage barrel (25) is correspondingly arranged at the bottom of the material leakage opening (24), an air outlet hole (26) is formed in the right side of the bottom of the shell (1), and an air outlet barrel (27) is correspondingly arranged at the bottom of the air outlet hole (26).
A conveying device: bottom plate (11) upper surface corresponds hourglass feed cylinder (25) and is provided with conveyer belt (28), conveyer belt (28) left side swing joint has driven voller (29), the driven voller passes through support one (30) fixed connection at bottom plate (11) upper surface, conveyer belt (28) right side swing joint has drive roll (31), drive roll (31) are through support two (32) fixed connection at bottom plate (11) upper surface, drive roll (31) are through shaft coupling fixedly connected with motor two (33).
2. The novel agricultural fertilizer fast drying device of claim 1, characterized in that: the opening height of the bottom of the material guide pipe (3) is lower than that of the top of the drying cylinder (12).
3. The novel agricultural fertilizer fast drying device of claim 1, characterized in that: the drying cylinder (12) is made of a material with small specific heat capacity and good heat conductivity.
4. The novel agricultural fertilizer fast drying device of claim 1, characterized in that: the air pipe (15) is obliquely downward and forms an included angle of 45-60 degrees with the inner wall of the drying cylinder (12).
5. The novel agricultural fertilizer fast drying device of claim 1, characterized in that: the rotating shaft (17) is superposed with the axis of the drying cylinder (12).
6. The novel agricultural fertilizer fast drying device of claim 1, characterized in that: the bottom of the drying cylinder (12) is in a slope shape, and the lowest part of the drying cylinder is positioned at the material leakage opening (24).
7. The novel agricultural fertilizer fast drying device of claim 1, characterized in that: and the material leakage opening (24) is positioned between the right side of the first motor (22) and the left side of the right wall of the drying cylinder (12).
8. The novel agricultural fertilizer fast drying device of claim 1, characterized in that: the air outlet (26) is positioned between the right wall of the drying cylinder (12) and the right side of the shell (1).
CN202010584673.1A 2020-06-24 2020-06-24 Novel agricultural fertilizer fast drying device Withdrawn CN111707087A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010584673.1A CN111707087A (en) 2020-06-24 2020-06-24 Novel agricultural fertilizer fast drying device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010584673.1A CN111707087A (en) 2020-06-24 2020-06-24 Novel agricultural fertilizer fast drying device

Publications (1)

Publication Number Publication Date
CN111707087A true CN111707087A (en) 2020-09-25

Family

ID=72541984

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010584673.1A Withdrawn CN111707087A (en) 2020-06-24 2020-06-24 Novel agricultural fertilizer fast drying device

Country Status (1)

Country Link
CN (1) CN111707087A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114617111A (en) * 2022-03-22 2022-06-14 淮滨县雨顺农业科技有限公司 Plant protection machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114617111A (en) * 2022-03-22 2022-06-14 淮滨县雨顺农业科技有限公司 Plant protection machine
CN114617111B (en) * 2022-03-22 2023-03-10 淮滨县雨顺农业科技有限公司 Plant protection machine

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Application publication date: 20200925