CN109430217B - Spraying machine medicine mixing and supplying system and method - Google Patents
Spraying machine medicine mixing and supplying system and method Download PDFInfo
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- CN109430217B CN109430217B CN201811520592.4A CN201811520592A CN109430217B CN 109430217 B CN109430217 B CN 109430217B CN 201811520592 A CN201811520592 A CN 201811520592A CN 109430217 B CN109430217 B CN 109430217B
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- 239000003814 drug Substances 0.000 title claims abstract description 225
- 238000002156 mixing Methods 0.000 title claims abstract description 58
- 238000005507 spraying Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 276
- 239000000575 pesticide Substances 0.000 claims abstract description 156
- 239000007921 spray Substances 0.000 claims abstract description 80
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 238000001556 precipitation Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000004140 cleaning Methods 0.000 claims description 19
- 238000004062 sedimentation Methods 0.000 claims description 19
- 239000011550 stock solution Substances 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 6
- 208000028659 discharge Diseases 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 239000002351 wastewater Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 239000012895 dilution Substances 0.000 claims 1
- 238000010790 dilution Methods 0.000 claims 1
- 238000012271 agricultural production Methods 0.000 abstract description 4
- 239000000853 adhesive Substances 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 description 9
- 241000196324 Embryophyta Species 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 241000238631 Hexapoda Species 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000012377 drug delivery Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 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
- 238000011161 development Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0082—Undercarriages, frames, mountings, couplings, tanks
- A01M7/0085—Tanks
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0025—Mechanical sprayers
- A01M7/0032—Pressure sprayers
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0089—Regulating or controlling systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catching Or Destruction (AREA)
Abstract
The present disclosure provides a spray machine mixing and delivery system and method, comprising: the liquid medicine box is internally provided with a liquid medicine mixing device and a stirring device at the bottom of the liquid medicine box, the liquid medicine mixing device is connected to the spray head, the liquid medicine mixing device is used for realizing the mixing of liquid medicine and spraying the mixed liquid medicine into the liquid medicine box, one part of the liquid medicine mixed in the liquid medicine box is sprayed out through the spray head, and the other part of the liquid medicine flows to the stirring device at the bottom of the liquid medicine box; wherein, stirring device in medical kit bottom is the anti-precipitation spray tube of densely covered a plurality of apertures, and the liquid medicine in the liquid medicine case forms the injection liquid flow and circulated outflow from bottom to top constantly from the aperture of anti-precipitation spray tube, makes the higher liquid medicine come-up of concentration of liquid medicine bottom the liquid medicine case, avoids the liquid medicine to take place to precipitate. The efficiency of mixing the pesticide is improved, the liquid medicine is more evenly mixed, the adhesive capacity of pesticide liquid drops is improved, the drifting phenomenon of the pesticide liquid medicine is reduced, the utilization rate of the pesticide is greatly improved, and the cost of agricultural production is reduced.
Description
Technical Field
The disclosure relates to the technical field of agricultural plant protection mechanical devices, in particular to a spraying machine medicine mixing and supplying system and method.
Background
The agricultural plant protection machinery greatly liberates labor force in the agricultural crop planting process, but the pesticide application technology still stays on the high-capacity and high-fog-drop spraying technology level, and the pesticide utilization efficiency is low.
The existing pesticide has low utilization rate and the current use situation of the pesticide is not optimistic. The plant protection equipment is relatively behind, and is mostly a small and medium-sized manual knapsack sprayer, so that the behind equipment not only consumes a great deal of labor force, but also has low operation efficiency and low technical level, and cannot cope with the control of sudden diseases and insect pests and the operation of large-scale orchards and gardens.
Along with the development of technology, more and more novel sprayers appear in front of people, but the sprayers still have the defects of uneven pesticide stirring, complex structure and higher cost. The liquid medicine mixer plays an important role in mixing pesticides and keeping the concentration uniformity of the pesticides in a sprayer.
In large-scale spraying machines, a large amount of pesticide mixed liquor is required, and the traditional pesticide spraying machines are still stirring and mixing by manpower. On the one hand, the health of mechanical operators is threatened greatly; on the other hand, the liquid medicine mixing effect is poor, and in the spraying process, part of liquid medicine of different types possibly cannot form uniform and stable pesticide solution with water permanently, so that the concentration of the liquid medicine sprayed on the surfaces of plant leaves is uneven in the liquid medicine spraying process, the pesticide spraying effect is poor due to light weight, and serious pesticide damage can be caused to plants. Therefore, the design and installation of the traditional Chinese medicine liquid mixing system in the pesticide spraying machinery are not slow.
BRIEF SUMMARY OF THE PRESENT DISCLOSURE
In order to solve the defects of the prior art, the embodiment example of the disclosure provides a spraying machine medicine mixing and supplying system, which improves medicine mixing efficiency, and ensures that medicine liquid is mixed more uniformly, thereby greatly improving the utilization rate of the pesticide and reducing the cost of agricultural production.
In order to achieve the above purpose, the present application adopts the following technical scheme:
A sprayer dosing and delivery system comprising: the liquid medicine box is internally provided with a liquid medicine mixing device and a stirring device at the bottom of the liquid medicine box, the liquid medicine mixing device is connected to the spray head, the liquid medicine mixing device is used for realizing the mixing of liquid medicine and spraying the mixed liquid medicine into the liquid medicine box, one part of the liquid medicine mixed in the liquid medicine box is sprayed out through the spray head, and the other part of the liquid medicine flows to the stirring device at the bottom of the liquid medicine box;
wherein, stirring device in medical kit bottom is the anti-precipitation spray tube of densely covered a plurality of apertures, and the liquid medicine in the liquid medicine case forms the injection liquid flow and circulated outflow from bottom to top constantly from the aperture of anti-precipitation spray tube, makes the higher liquid medicine come-up of concentration of liquid medicine bottom the liquid medicine case, avoids the liquid medicine to take place to precipitate.
Further technical scheme, the liquid medicine case still is connected to residual liquid medicine discharging equipment, residual liquid medicine discharging equipment is including being connected to the drain pipe of liquid medicine case, be provided with two-position two-way solenoid valve on the drain pipe, the suspension end of drain pipe is the discharge port.
According to a further technical scheme, the liquid medicine tank is further connected to a diaphragm pump, the diaphragm pump is respectively connected to the liquid inlet tank, the anti-sedimentation spray pipe and a two-position three-way electromagnetic valve, and the two-position three-way electromagnetic valve is further respectively connected to the liquid medicine mixing device and the pilot type pressure control valve.
According to a further technical scheme, the liquid inlet end of the anti-settling spray pipe is connected to the diaphragm pump, and a one-way valve is arranged on a connecting pipeline between the diaphragm pump and the anti-settling spray pipe.
Further technical scheme, liquid medicine mixing arrangement includes the liquid medicine blender, the upper end of liquid medicine blender is connected to pesticide income liquid funnel, the lower extreme of liquid medicine blender is connected to the liquid medicine case through bottom pesticide discharge pipe, be provided with two-position two-way solenoid valve on the bottom pesticide discharge pipe, the liquid medicine blender still spouts the pesticide after mixing to the liquid medicine case through the pesticide spray tube, the pesticide spray tube is gone up and is visited to liquid medicine blender inner chamber upper portion.
According to a further technical scheme, the pesticide spray pipe is connected with an elongated spray pipe with densely distributed small holes, the elongated spray pipe and the pesticide liquid mixer are installed in the pesticide box together, and under the action of pressure, the preliminarily diluted pesticide liquid is uniformly sprayed into the pesticide liquid box through the elongated spray pipe with densely distributed small holes.
According to a further technical scheme, the liquid medicine mixer is divided into an upper part and a lower part, the upper cover of the liquid medicine mixer on the upper part and the lower cavity of the liquid medicine mixer on the lower part are covered together to form a cavity, the upper part and the lower part are connected with the mounting plate of the medicine stirring device through bolts, and a rubber sealing gasket is arranged between the upper part and the lower part.
Further technical scheme, go into through pesticide funnel union coupling between liquid medicine blender's upper end and the pesticide, manual ball valve switch and check valve have been set gradually on the pesticide funnel.
According to a further technical scheme, a diaphragm pump liquid inlet and a pesticide liquid inlet are respectively formed in the upper cover of the liquid medicine mixer;
The pesticide inlet penetrates through a pesticide inlet pipe, the pesticide inlet pipe is communicated with a pesticide funnel pipe, and the pesticide inlet pipe extends downwards to the bottom of the whole inner cavity of the liquid medicine mixer;
the diaphragm pump liquid inlet penetrates through the liquid inlet pipe of the liquid medicine mixer, the liquid inlet pipe of the liquid medicine mixer is communicated with the liquid inlet pipe of the diaphragm pump, the liquid inlet pipe of the diaphragm pump is connected to the two-position three-way electromagnetic valve, and the liquid inlet pipe of the liquid medicine mixer extends downwards to the bottom of the whole inner cavity of the liquid medicine mixer.
According to a further technical scheme, a one-way valve with a spring is arranged between the diaphragm pump liquid inlet pipe and the liquid medicine mixer liquid inlet pipe.
The embodiment of the disclosure also discloses a working method of the spraying machine medicine mixing and supplying system, comprising the following steps:
and (3) a medicine mixing stage: pouring a proper volume of pesticide stock solution into the pesticide stock solution inlet funnel, opening a manual ball valve switch, and enabling the pesticide stock solution to enter a lower cavity of the stirrer through a one-way valve; then the diaphragm pump works, the two-position three-way electromagnetic valve is electrified, a liquid inlet of the electromagnetic valve is connected with a liquid inlet pipe of the pesticide mixer, a part of clear water enters a cavity of the pesticide mixer, the pesticide stock solution at the bottom of the cavity of the mixer is flushed up to be uniformly mixed for the first time, and the pesticide mixed solution is uniformly sprayed into the pesticide box through a pesticide spray pipe in the pesticide box and flows through the slender spray pipe; the other part of clean water enters the medicine box through the anti-sedimentation spray pipe with densely distributed small holes;
spraying: the diaphragm pump works, the two-position three-way electromagnetic valve is powered off, and part of pesticide liquid flow conveyed by the diaphragm pump is conveyed to spray heads distributed on two sides of the sprayer for spraying after the pressure is regulated by the pilot pressure control valve; the other part of the liquid medicine continuously flows out of the small holes of the anti-precipitation spray pipe in a circulating way, so that the liquid medicine is prevented from precipitating;
And (3) cleaning: after the spraying is finished, injecting clean water into the liquid medicine box, and operating the diaphragm pump, wherein the anti-sedimentation spray pipe continuously sprays the clean water from bottom to top to clean the liquid medicine box; the two-position three-way electromagnetic valve is electrified, the diaphragm pump is connected with the liquid medicine mixer again, the spray pipe of the liquid medicine mixer continuously sprays clear water into the medicine stirring device from top to bottom, and the cartridge is quickly cleaned; the waste water of the cleaning liquid medicine mixer is discharged into a liquid medicine tank through a pesticide discharge pipe at the bottom;
and (3) discharge stage: after the cleaning is finished, the liquid medicine tank is connected with the discharge port to remove the cleaning liquid.
Compared with the prior art, the beneficial effects of the present disclosure are:
The structure of the present disclosure is simple, and the manufacturing cycle of the parts is reduced due to the optimization of the structure, so that the cost is reduced to a certain extent. The efficiency of mixing the pesticide is improved, the liquid medicine is more evenly mixed, the adhesive capacity of pesticide liquid drops is improved, the drifting phenomenon of the pesticide liquid medicine is reduced, the utilization rate of the pesticide is greatly improved, and the cost of agricultural production is reduced.
The anti-sedimentation spray pipe is densely provided with a plurality of small holes, and the anti-sedimentation spray pipe sprays liquid flow from bottom to top, so that the liquid medicine with higher concentration at the bottom of the liquid medicine box floats upwards, and the liquid medicine is fully stirred, so that the liquid medicine can quickly reach a uniform and stable state.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
FIG. 1 is a schematic view of a sprayer in general, according to one or more embodiments of the application;
FIG. 2 is a flow diagram of a mixing and spraying system in accordance with one or more embodiments of the present application;
FIG. 3 is a hydraulic system and schematic diagram of one or more embodiments of the present disclosure;
FIG. 4 is an assembly view of a drug delivery device according to one or more embodiments of the present application;
FIG. 5 is a cross-sectional view of a drug delivery device according to one or more embodiments of the present application;
FIG. 6 is a schematic diagram of an anti-settling nozzle in accordance with one or more embodiments of the present application;
In the figure, a liquid inlet box 1, a medicine stirring device 2, a liquid medicine box 3, a spray head 4, a diaphragm pump 5, a two-position three-way electromagnetic valve 6, a pilot-operated pressure control valve 7, a first one-way valve 8, a first two-position two-way electromagnetic valve 9, a second one-way valve 10, a manual ball valve switch 11, a pesticide inlet funnel 12, a third one-way valve 13, a second two-position two-way electromagnetic valve 14, a discharge port 15, a pesticide funnel tube 16, a pesticide inlet pipe 17, a pesticide inlet pipe 18, a liquid medicine mixer upper cover 19 bolts, a liquid medicine mixer lower cavity 20, a pesticide spray pipe 21, a pesticide discharge pipe 22, a rubber sealing gasket 23, a liquid medicine mixer inlet pipe 24, a diaphragm pump inlet pipe 25, a pesticide stirring device mounting plate 26 and a precipitation prevention spray pipe 27.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In a typical implementation mode of the application, a pesticide mixing and feeding system of a spraying machine is provided, the system integrates pesticide mixing, pesticide conveying, pesticide tank cleaning and liquid discharging, and has the advantages of simple structure, convenience in processing, pesticide use efficiency improvement and agricultural production cost reduction.
The three-dimensional schematic diagram and the system flow diagram of the spraying machine medicine mixing and supplying system are shown in figures 1 and 2, and the spraying machine medicine mixing and supplying system comprises a liquid inlet box, a liquid medicine mixing device, a stirring device at the bottom of the liquid medicine box, a residual liquid medicine discharging device, a diaphragm pump, a two-position three-way electromagnetic valve, a pilot-operated pressure control valve and a spray head. The liquid medicine mixing device can uniformly mix clear water with pesticide; the stirring device at the bottom of the liquid medicine box avoids the precipitation phenomenon of the liquid medicine; the residual liquid discharging device is used for discharging the cleaning wastewater.
A liquid medicine mixing device and a liquid medicine precipitation preventing device are arranged in the liquid medicine box; a two-position three-way electromagnetic valve and a pilot pressure control valve are arranged between the liquid medicine mixing device and the atomizing nozzle; after the medicine spraying stage is finished, a two-position three-way electromagnetic valve is connected to connect the medicine liquid mixing device with the diaphragm pump, so that the purpose of cleaning the inner wall of the medicine box and the medicine liquid mixing device is realized; the bottom of the liquid medicine tank is provided with a two-position two-way electromagnetic valve to control whether the liquid medicine tank is communicated with the outside, thereby controlling the discharge of liquid medicine residual liquid or cleaning liquid.
The hydraulic system is shown in fig. 3, and comprises a liquid medicine mixing device 2, a liquid medicine box 3, an atomizing nozzle 4, a diaphragm pump 5, a two-position three-way electromagnetic valve 6, a pilot pressure control valve 7, a first one-way valve 8, a first two-position two-way electromagnetic valve 9, a second one-way valve 10, a manual ball valve switch 11, a pesticide raw liquid inlet funnel 12, a third one-way valve 13, a second two-position two-way electromagnetic valve 14, a liquid medicine discharge port 15 in the medicine box, a pesticide spray pipe 21 densely covered with small holes, a pesticide discharge pipe 22 at the bottom and an anti-sedimentation spray pipe 27 densely covered with small holes. Wherein the diaphragm pump 5 is used for conveying clean water and pesticide; the two-position three-way electromagnetic valve 6 is used for switching different liquid flows of clean water and pesticides; the pilot pressure control valve 7 is used for controlling the flow of the pesticide to ensure that the flow is kept unchanged; the one-way valve is used for preventing the liquid from flowing backwards due to overlarge pressure; the two-position two-way electromagnetic valve is used for discharging cleaning liquid; the spray heads 4 are distributed on two sides of the sprayer, and six spray heads are arranged on one side of the sprayer and are used for spraying pesticides to plants.
As shown in fig. 4 and 5, the chemical mixing device 2 comprises a chemical inlet funnel 12, a manual ball valve switch 11, a chemical funnel tube 16, a check valve 10, a chemical inlet tube 17 penetrating through an upper cover of the chemical mixer, an upper cover 18 of the chemical mixer, a bolt 19, a lower cavity 20 of the chemical mixer, a pesticide spray tube 21, a bottom pesticide discharge tube 22, a rubber sealing gasket 23, a liquid inlet tube 24 of the chemical mixer, a first check valve 8, a diaphragm pump inlet tube 25 and a mounting plate 26 of the chemical mixing device.
The liquid medicine mixer is designed into a three-way cavity structure and is divided into an upper part and a lower part. The upper part is a liquid medicine mixer upper cover which is provided with an upper cavity, the lower part is a liquid medicine mixer lower cavity, and the upper part and the lower part are covered together to form a large cavity for preliminarily diluting the pesticide.
The upper part and the lower part are connected with the drug mixing device mounting plate 26 through bolts 19, and a rubber sealing washer 23 is arranged, so that good sealing performance of joints of the mixer during operation is ensured.
The upper cover of the liquid medicine mixer is provided with two openings, namely a liquid inlet of the diaphragm pump and a liquid inlet of the pesticide. A manual ball valve switch 11 and a downward single-way second one-way valve 10 are arranged between the pesticide inlet funnel 12 and a pesticide inlet pipe 17 of the upper cover of the pesticide liquid mixer; the one-way valve ensures the pressure in the liquid medicine mixer in the medicine mixing process, and simultaneously ensures that the liquid medicine cannot reversely overflow from the pesticide inlet due to the large pressure in the liquid medicine mixer; a first one-way valve 8 with a spring is arranged between a diaphragm pump liquid inlet pipe 25 and a liquid inlet pipe 24 of the liquid medicine mixer, so that liquid medicine backflow possibly caused by residual liquid shaking in the mixer due to shaking of a box body in the process of medicine mixing or spraying is prevented; the liquid medicine mixer liquid inlet pipe 24 is downwards detected to the bottom of the whole inner cavity of the liquid medicine mixer, when the diaphragm pump 5 is electrified to work, the diaphragm pump liquid inlet pipe 25 high-speed water flow downwards detected to the liquid medicine mixer liquid inlet pipe 24 washes up the pesticide stock solution which is kept in the lower cavity of the mixer, and the pesticide stock solution is rapidly diluted.
The pesticide spray pipe 21 of the lower cavity of the pesticide liquid mixer extends to the upper part of the inner cavity of the pesticide liquid mixer, and the pesticide stock solution can be well diluted preliminarily through the structural design; the diluted pesticide stock solution is discharged through the pesticide spray pipe 21 under the action of larger pressure. The pesticide spray pipe 21 is connected with a slender spray pipe with densely distributed small holes, the spray pipe and the pesticide liquid mixer are arranged in a pesticide liquid box together, and under the action of pressure, the preliminarily diluted pesticide liquid is uniformly sprayed into the pesticide liquid box through the pesticide spray pipe with densely distributed small holes, so that further uniform mixing of the pesticide is performed; the lower cavity of the liquid medicine mixer is also provided with a bottom pesticide discharge pipe 22 which extends downwards to the bottom of the liquid medicine box and is connected with a first two-position two-way electromagnetic valve 9, and residual pesticide at the bottom of the pesticide stirring device is discharged in the cleaning stage.
The bottom of the liquid medicine tank is provided with a liquid medicine mixer and has the function of preventing precipitation of liquid medicine. In the spraying stage, one part of the pesticide provided by the diaphragm pump 5 flows through the spray head, and the other part flows through the anti-sedimentation spray pipe 27, as shown in fig. 6, a plurality of small holes are densely distributed on the anti-sedimentation spray pipe, and the anti-sedimentation spray pipe sprays liquid flow from bottom to top so as to enable the liquid medicine with higher concentration at the bottom of the liquid medicine tank to float upwards, thereby fully stirring the liquid medicine and enabling the liquid medicine to quickly reach a uniform and stable state.
In another exemplary embodiment of the present application, the operation of the sprayer mixing and feeding system is divided into four stages, namely a mixing stage, a spraying stage, a cleaning stage and a discharging stage.
(1) And (3) a medicine mixing stage: pouring a proper volume of pesticide stock solution into the pesticide stock solution inlet funnel 12, opening a manual ball valve switch, and enabling the pesticide stock solution to enter a lower cavity of the liquid medicine mixer through the second one-way valve 10; then the diaphragm pump 5 works, the two-position three-way electromagnetic valve 6 is electrified, the electromagnetic valve is in a right position state, a liquid inlet of the electromagnetic valve is connected with a liquid inlet pipe 25 of the pesticide mixer for conveying clear water, a part of clear water enters a cavity of the pesticide mixer through the first one-way valve 8, and the pesticide stock solution at the bottom of the cavity of the pesticide mixer is quickly flushed up to be uniformly mixed for the first time, and as the first one-way valve 8 and the second one-way valve 10 are all one-way valves and the first two-position two-way electromagnetic valve 9 is not conducted, the pesticide mixture can only flow through a slender spray pipe through a pesticide spray pipe 21 positioned in the pesticide liquid box and is uniformly sprayed into the pesticide liquid box; the other part of clean water enters the liquid medicine tank 3 through the anti-sedimentation spray pipe 27 with densely distributed small holes; since the anti-settling nozzle 27 responsible for stirring the liquid medicine is positioned at the bottom of the liquid medicine tank and the gravity cause of the liquid medicine in the tank may flow back through the stirring nozzle, the third check valve 13 is designed to prevent the liquid medicine from flowing back.
(2) Spraying: the diaphragm pump 5 works, the two-position three-way electromagnetic valve 6 is powered off, the electromagnetic valve is in a left position state, and part of pesticide liquid flow conveyed by the diaphragm pump is conveyed to spray heads 4 distributed on two sides of the sprayer for spraying after the pressure is regulated by the pilot pressure control valve 7; the other part of the liquid medicine continuously flows out from the small holes of the anti-precipitation spray pipe 27 in a circulating way, so that the precipitation phenomenon of the liquid medicine is avoided, and the concentration uniformity of the liquid medicine is ensured. In the spraying process, the anti-sedimentation spray pipe at the bottom of the liquid medicine box continuously works to prevent liquid medicine from sedimentation caused by standing after the liquid medicine is uniformly mixed.
(3) And (3) cleaning: after the spraying is finished, the liquid medicine box is filled with clean water, the diaphragm pump 5 works, and the anti-sedimentation spray pipe 27 continuously sprays the clean water from bottom to top to clean the liquid medicine box; the two-position three-way electromagnetic valve 6 is electrified, the electromagnetic valve is in a right position state, the diaphragm pump is connected with the pesticide mixer again, the spraying pipe of the pesticide mixer continuously sprays clear water into the pesticide stirring device from top to bottom, and the cartridge is quickly cleaned; simultaneously, the second two-position two-way electromagnetic valve 9 is electrified, the electromagnetic valve is conducted, and the waste water of the cleaning and medicine mixing device is discharged into the medicine liquid box 3 through the bottom pesticide discharge pipe 22.
(4) And (3) discharge stage: after the cleaning is finished, the second two-position two-way electromagnetic valve 14 is electrified, the electromagnetic valve is in a left position state, the liquid medicine box is connected with the discharge port 15, and the cleaning liquid is discharged.
According to the technical scheme in the embodiment example of the disclosure, a large amount of labor force is replaced by the sprayer in the process of mixing the pesticide, so that the labor cost is saved, and meanwhile, the probability of potential safety hazards of pesticides is reduced; the liquid medicine is more uniformly mixed, the application effect is enhanced, the agricultural productivity is improved, and the risk of occurrence of plant diseases and insect pests is reduced; meanwhile, the novel plastic bottle cap is simple in structure, convenient to manufacture and capable of saving a large amount of production cost.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (1)
1. The working method of the spraying machine medicine mixing and supplying system is characterized in that the spraying machine medicine mixing and supplying system is used, and the system comprises the following components: the liquid medicine box is internally provided with a liquid medicine mixing device and a stirring device at the bottom of the liquid medicine box, the liquid medicine mixing device is connected to the spray head, the liquid medicine mixing device is used for realizing the mixing of liquid medicine and spraying the mixed liquid medicine into the liquid medicine box, one part of the liquid medicine mixed in the liquid medicine box is sprayed out through the spray head, and the other part of the liquid medicine flows to the stirring device at the bottom of the liquid medicine box;
The stirring device at the bottom of the medicine box is an anti-sedimentation spray pipe densely provided with a plurality of small holes, and the medicine liquid in the medicine liquid box continuously forms jet liquid flow from bottom to top from the small holes of the anti-sedimentation spray pipe and circularly flows out, so that the medicine liquid with higher concentration at the bottom of the medicine liquid box floats upwards, and the medicine liquid is prevented from sedimentation;
The liquid inlet end of the anti-settling spray pipe is connected to a diaphragm pump, and a one-way valve is arranged on a connecting pipeline between the diaphragm pump and the anti-settling spray pipe;
The liquid medicine tank is also connected to a residual liquid medicine discharging device, the residual liquid medicine discharging device comprises a discharging pipe connected to the liquid medicine tank, a two-position two-way electromagnetic valve is arranged on the discharging pipe, and a suspension end of the discharging pipe is a discharging port;
The pesticide mixing device comprises a pesticide mixer, the upper end of the pesticide mixer is connected to a pesticide inlet funnel, the lower end of the pesticide mixer is connected to a pesticide tank through a bottom pesticide discharge pipe, a two-position two-way electromagnetic valve is arranged on the bottom pesticide discharge pipe, the pesticide mixer also ejects mixed pesticide to the pesticide tank through a pesticide spray pipe, and the pesticide spray pipe extends to the upper part of an inner cavity of the pesticide mixer;
the pesticide spray pipe is connected with an elongated spray pipe with densely distributed small holes, the elongated spray pipe and the pesticide liquid mixer are arranged in the pesticide box together, and the pesticide liquid after preliminary dilution is uniformly sprayed into the pesticide liquid box through the elongated spray pipe with densely distributed small holes under the action of pressure;
the liquid medicine tank is also connected to a diaphragm pump, the diaphragm pump is respectively connected to the liquid inlet tank, the anti-sedimentation spray pipe and a two-position three-way electromagnetic valve, and the two-position three-way electromagnetic valve is also respectively connected to the liquid medicine mixing device and the pilot pressure control valve;
The upper part of the liquid medicine mixer is covered with the lower part of the liquid medicine mixer, the lower part of the liquid medicine mixer is covered with the upper cover of the liquid medicine mixer, the upper part and the lower part of the liquid medicine mixer are connected with the mounting plate of the medicine stirring device through bolts, and a rubber sealing gasket is arranged between the upper part and the lower part;
The upper end of the liquid medicine mixer is connected with the pesticide inlet funnel through a pesticide funnel pipe, and a manual ball valve switch and a one-way valve are sequentially arranged on the pesticide funnel pipe;
The upper cover of the liquid medicine mixer is respectively provided with a diaphragm pump liquid inlet and a pesticide liquid inlet; the pesticide inlet penetrates through a pesticide inlet pipe, the pesticide inlet pipe is communicated with a pesticide funnel pipe, and the pesticide inlet pipe extends downwards to the bottom of the whole inner cavity of the liquid medicine mixer;
The liquid inlet of the diaphragm pump penetrates through the liquid inlet pipe of the liquid medicine mixer, the liquid inlet pipe of the liquid medicine mixer is communicated with the liquid inlet pipe of the diaphragm pump, the liquid inlet pipe of the diaphragm pump is connected to a two-position three-way electromagnetic valve, and the liquid inlet pipe of the liquid medicine mixer extends downwards to the bottom of the whole inner cavity of the liquid medicine mixer; a one-way valve with a spring is arranged between the diaphragm pump liquid inlet pipe and the liquid medicine mixer liquid inlet pipe;
the working method of the spraying machine medicine mixing and supplying system comprises the following steps:
And (3) a medicine mixing stage: pouring a proper volume of pesticide stock solution into the pesticide inlet funnel, opening a manual ball valve switch, and enabling the pesticide stock solution to enter a lower cavity of the pesticide liquid mixer through a one-way valve; then the diaphragm pump works, the two-position three-way electromagnetic valve is electrified, the liquid inlet of the two-position three-way electromagnetic valve is connected with the liquid inlet pipe of the liquid medicine mixer, a part of clear water enters the cavity of the liquid medicine mixer, the pesticide stock solution at the bottom of the cavity of the liquid medicine mixer is flushed up to be uniformly mixed for the first time, and the pesticide mixed solution is uniformly sprayed into the liquid medicine box through the pesticide spray pipe in the pesticide box and the slender spray pipe; the other part of clean water enters the liquid medicine box through the anti-sedimentation spray pipe with densely distributed small holes;
Spraying: the diaphragm pump works, the two-position three-way electromagnetic valve is powered off, and part of liquid medicine flow conveyed by the diaphragm pump is conveyed to spray heads distributed on two sides of the sprayer for spraying after the pressure is regulated by the pilot pressure control valve; the other part of the liquid medicine continuously flows out of the small holes of the anti-precipitation spray pipe in a circulating way, so that the liquid medicine is prevented from precipitating;
And (3) cleaning: after the spraying is finished, injecting clean water into the liquid medicine box, and operating the diaphragm pump, wherein the anti-sedimentation spray pipe continuously sprays the clean water from bottom to top to clean the liquid medicine box; the two-position three-way electromagnetic valve is electrified, the diaphragm pump is connected with the liquid medicine mixer again, the liquid medicine mixer inlet pipe continuously sprays clear water into the liquid medicine mixer from top to bottom, and the liquid medicine mixer is quickly cleaned; the waste water of the cleaning liquid medicine mixer is discharged into a liquid medicine tank through a pesticide discharge pipe at the bottom;
and (3) discharge stage: after the cleaning is finished, the liquid medicine tank is connected with the discharge port to remove the cleaning liquid.
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| CN201811520592.4A CN109430217B (en) | 2018-12-12 | 2018-12-12 | Spraying machine medicine mixing and supplying system and method |
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| CN109430217B true CN109430217B (en) | 2024-05-14 |
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| CN113080177B (en) * | 2021-03-24 | 2021-12-10 | 高波 | Self-propelled boom sprayer for crop planting and use method thereof |
| CN113598155B (en) * | 2021-08-31 | 2022-07-26 | 王文英 | Automatic pesticide applying device for preventing and treating forest diseases and insect pests |
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