CN216493005U

CN216493005U - Natural rubber tree plant protection device that dusts

Info

Publication number: CN216493005U
Application number: CN202122354185.4U
Authority: CN
Inventors: 付威; 张斌; 梁栋; 王娟; 张喜瑞; 张慧明; 张燕
Original assignee: Hainan University
Current assignee: Hainan University
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-05-13
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a natural rubber tree powder spraying plant protection device which comprises an automatic pesticide spraying vehicle, wherein a pesticide spraying device is arranged on the automatic pesticide spraying vehicle and comprises a pesticide powder box, a water storage box, a mixing box, refrigeration equipment, an ultrasonic crusher, a powder spraying pipe and blast equipment, the pesticide powder box and the water storage box are communicated with the mixing box, a stirring device is arranged in the mixing box, the bottom of the mixing box is connected with a discharging pipe, a probe of the ultrasonic crusher is arranged in the discharging pipe, the discharging pipe is communicated with the powder spraying pipe, the powder spraying pipe is communicated with an air outlet of the blast equipment, the refrigeration equipment is arranged on the automatic pesticide spraying vehicle, and the refrigeration equipment is used for cooling and freezing water and pesticide powder in the discharging pipe. The utility model aims to provide a natural rubber tree powder spraying plant protection device and a spraying method, which can improve the adhesion of powder and improve the plant protection effect of powder spraying.

Description

Natural rubber tree plant protection device that dusts

Technical Field

The utility model relates to the technical field of powder spraying plant protection, in particular to a powder spraying plant protection device and a spraying method for a natural rubber tree.

Background

Natural rubber is an important strategic material and an industrial raw material in China, and is called as four major industrial raw materials together with steel, petroleum and coal. The natural rubber tree belongs to special crops in China, the pest control is the most important part in the production management process of natural rubber, the control effect directly influences the quality and the yield of rubber tapping, and the loss of the natural rubber due to the pest control accounts for about 25% of the total annual rubber yield every year. In the process of planting rubber diseases, different medicaments are sprayed according to different insect pests, some insect pests need to be sprayed to the rubber trees for plant protection, and in the prior art, a powder spraying device is generally adopted for powder spraying plant protection, for example, a vehicle-mounted multifunctional remote seed and powder spraying machine of CN201257414 is provided, wherein a fan assembly consisting of a nozzle, a spraying cylinder, an axial flow fan and a shield is connected with a support through a connecting shaft, and the machine can be used for spraying seeds with small particles in large area and spraying high-density trees. But only can be applied to powder spraying of short crops, the height of the rubber tree is large, the powder is sprayed from bottom to top during powder spraying, and the powdery medicament is not easy to adhere to the rubber tree, so that the powder spraying plant protection effect is insufficient.

Disclosure of Invention

Aiming at the prior art, the utility model provides a natural rubber tree powder spraying plant protection device and a spraying method, which can improve the adhesive force of powder and improve the powder spraying plant protection effect.

The technical scheme of the utility model is realized as follows:

the utility model provides a natural rubber tree plant protection device that dusts, includes the automatic medicine car that spouts, be equipped with on the automatic medicine car that spouts and spout the medicine device, it includes powder case, water storage box, mixing box, refrigeration plant, ultrasonator, powder spray tube and air-blast equipment to spout the medicine device, powder case and water storage box with mixing box intercommunication, be equipped with agitating unit in the mixing box, mixing box's bottom is connected with row's material pipe, ultrasonator's probe is located in the row material pipe, arrange the material pipe with the powder spray tube intercommunication, the powder spray tube with air-blast equipment's air outlet intercommunication, refrigeration plant locates on the automatic medicine car that spouts, refrigeration plant be used for with arrange intraductal water and the powder cooling of material.

Furthermore, refrigeration plant includes liquid ammonia jar, sleeve pipe and circulating line, the liquid ammonia jar through circulating line with the sleeve pipe intercommunication, the sleeve pipe cover is established on the probe.

Furthermore, an air inlet pipe is arranged at an air inlet of the air blowing device, a spiral pipe is arranged in the air inlet pipe, and the spiral pipe is communicated in the circulating pipeline.

Further, the lateral wall of arranging the material pipe is equipped with a plurality of inlet ports, the inlet port communicates with annular gas distribution pipe, the gas distribution pipe pass through the bypass pipe with the air outlet intercommunication of blast air equipment, the bypass pipe is equipped with first valve.

Furthermore, a water pump is arranged in the water storage tank and communicated with the mixing box through a water discharge pipe, the water discharge pipe is provided with a second valve, the powder box is provided with a screw conveyor, and the discharge end of the screw conveyor is communicated with the mixing box.

Further, agitating unit includes motor, (mixing) shaft and stirring rake, the motor with the (mixing) shaft is connected, the (mixing) shaft is equipped with the stirring rake.

Further, the powder spraying pipe with the automatic medicine spraying vehicle rotates to be connected, be equipped with the drive on the automatic medicine spraying vehicle the electric telescopic handle of powder spraying pipe luffing motion, be equipped with air velocity transducer on the automatic medicine spraying vehicle, the automatic medicine spraying vehicle and unmanned aerial vehicle signal connection, unmanned aerial vehicle encircles the rubber tree flight, unmanned aerial vehicle is used for gathering and rebuilding rubber tree crown three-dimensional information, through long-range picture transmission system transmission extremely the control module of automatic medicine spraying vehicle.

The utility model has the beneficial effects that:

the powder case is used for storing powdered medicament, is used for storing water in the water storage box. The medicine powder box and the water storage box are communicated with the mixing box, and the medicine powder and the water are uniformly stirred in the mixing box to form medicine slurry. Optionally, the slurry can flow, so that the slurry can conveniently enter the discharge pipe at the bottom of the mixing box. Be equipped with ultrasonic crusher in row material intraductal, ultrasonic crusher during operation shakes at its probe high speed, and the probe produces the ultrasonic wave of high frequency, refrigeration plant be used for with water and powder in the discharge pipe cool to freezing, cool down the medicine thick liquid through refrigerated probe for the temperature of medicine thick liquid reduces to freeze, and the continuous medicine thick liquid that carries on the breakage to the medicine thick liquid of in-process probe that freezes, makes the crystal nucleus that freezes in-process formation unable grow up, thereby perhaps the medicine thick liquid of the fine and small powdered mixture of granule, powdered medicine thick liquid enters into in the discharge end powder spray pipe through the blow-off equipment air blast, spouts powdered medicine thick liquid from the powder spray pipe. The temperature of the powdery medicine slurry rises after the powdery medicine slurry is fully contacted with the external high-temperature air due to fine particles, the water in the medicine slurry is liquefied quickly, and the liquefied medicine slurry can be adsorbed on the blades of the rubber tree when being contacted with the blades, so that the medicine application effect is improved. The water is fully contacted and mixed with the medicinal powder, and water resources are saved in the pesticide application process. The water and the medicine powder are mixed to be made into ice, and the ice is frozen and simultaneously crushed by the ultrasonic crusher, so that the medicine powder can be sprayed to the rubber tree crown at a high position by blowing equipment.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic structural diagram of a natural rubber tree powder spraying plant protection device of the present invention;

FIG. 2 is a schematic view of the structure of the automatic pesticide spraying vehicle of the present invention;

FIG. 3 is an enlarged view of the structure of area A in FIG. 2 according to the present invention;

in the figure, 1 automatic pesticide spraying vehicle, 2 pesticide spraying device, 3 powder box, 4 water storage tank, 5 mixing box, 6 refrigeration equipment, 7 ultrasonic crusher, 8 powder spraying pipe, 9 blast equipment, 10 stirring device, 11 discharging pipe, 12 liquid ammonia tank, 13 sleeve pipe, 14 circulation pipeline, 15 air inlet pipe, 16 spiral pipe, 17 air inlet hole, 18 air distribution pipe, 19 bypass pipe, 20 first valve, 21 water pump, 22 water outlet pipe, 23 second valve, 24 screw conveyer, 25 motor, 26 stirring shaft, 27 stirring paddle, 28 electric telescopic rod, 29 wind speed sensor, 30 unmanned aerial vehicle, 31 probe.

Detailed Description

In order to better understand the technical content of the utility model, specific embodiments are provided below, and the utility model is further described with reference to the accompanying drawings.

Referring to fig. 1-3, a natural rubber tree plant protection device that dusts, including automatic spray cart 1, be equipped with on the automatic spray cart 1 and spout medicine device 2, spout medicine device 2 and include powder case 3, water storage box 4, mixing box 5, refrigeration plant 6, ultrasonic crusher 7, powder spray pipe 8 and air-blast apparatus 9, powder case 3 and water storage box 4 with mixing box 5 intercommunication, be equipped with agitating unit 10 in the mixing box 5, the bottom of mixing box 5 is connected with row's material pipe 11, ultrasonic crusher 7's probe 31 is located arrange in the material pipe 11, arrange material pipe 11 with powder spray pipe 8 intercommunication, powder spray pipe 8 with air-blast apparatus 9's air outlet intercommunication, refrigeration plant 6 is located on the automatic spray cart 1, refrigeration plant 6 is used for with arrange the water in the material pipe 11 and cool to freezing with the powder.

The powder box 3 is used for storing powdered medicament, and the water storage box 4 is used for storing water. Optionally, the temperature of the medicament in the medicinal powder box 3 and the water in the water storage box 4 is 0-8 ℃, and the adoption of low-temperature medicinal powder and water is favorable for cooling and ice making. The medicine powder box 3 and the water storage box 4 are communicated with the mixing box 5, and medicine powder and water are uniformly stirred in the mixing box 5 to form medicine slurry. Optionally, the slurry can flow, so that the slurry can conveniently enter the discharge pipe 11 at the bottom of the mixing box 5. Optionally, the mixing box 5 may also be communicated with the discharge pipe 11 through a screw conveyor, so as to facilitate the discharge of the slurry. Be equipped with ultrasonicator 7 in arranging material pipe 11, ultrasonicator 7 during operation is at its probe 31 high-speed vibrations, and probe 31 produces the ultrasonic wave of high frequency, refrigeration plant 6 is used for with arrange water and powder cooling in the material pipe 11 to freezing for the temperature of medicine thick liquid reduces to freeze, and the continuous medicine thick liquid that carries on to the medicine thick liquid of in-process probe 31 that freezes makes the crystal nucleus that freezes in-process formation can't grow up, thereby obtains the medicine thick liquid of the fine and small powdered mixture of granule, and powdered medicine thick liquid enters into dusting pipe 8 through the discharge end in, spouts powdery medicine thick liquid from dusting pipe 8 through the air-blast equipment 9 blast. The temperature of the powdery medicine slurry rises after the powdery medicine slurry is fully contacted with the external high-temperature air due to fine particles, the water in the medicine slurry is liquefied quickly, and the liquefied medicine slurry can be adsorbed on the blades of the rubber tree when being contacted with the blades, so that the medicine application effect is improved. The water is fully contacted and mixed with the medicinal powder, and water resources are saved in the pesticide application process. The water and the medicine powder are mixed to be made into ice, and the ice is frozen and simultaneously crushed by the ultrasonic crusher 7, so that the medicine powder can be sprayed to the rubber tree crown at a high position by the aid of the air blowing device 9.

Specifically, the refrigeration equipment 6 comprises a liquid ammonia tank 12, a sleeve 13 and a circulating pipeline 14, wherein the liquid ammonia tank 12 is communicated with the sleeve 13 through the circulating pipeline 14, and the sleeve 13 is sleeved on the probe 31. The liquid ammonia tank 12 stores low-temperature liquid ammonia, the liquid ammonia tank 12 and the sleeve 13 are communicated through the circulating pipeline 14 to form a circulating loop, the sleeve 13 is fixed on the probe 31, and the temperature of the sleeve 13 is reduced when the liquid ammonia tank circularly flows. The sleeve 13 and the probe 31 at the surrounding part can also surround the whole probe 31, the temperature of the slurry contacting with the sleeve 13 or the probe 31 is reduced to freeze, and simultaneously the probe 31 or the sleeve 13 vibrates and breaks the slurry to prevent crystal nuclei from growing up during freezing to form powdery solid slurry. The liquid ammonia tank 12 may be replaced with a liquid nitrogen tank.

Specifically, an air inlet pipe 15 is arranged at an air inlet of the air blowing device 9, a spiral pipe 16 is arranged in the air inlet pipe 15, and the spiral pipe 16 is communicated in the circulating pipeline 14. The spiral pipe 16 is also connected in the circulating pipeline 14, the liquid ammonia tank 12 passes through the spiral pipe 16 in the circulating flow process, the spiral pipe 16 is arranged in the air inlet pipe 15, so that the air entering the air blowing device 9 is cooled, the air temperature blown out by the air blowing device 9 is low, and the solid-state slurry is liquefied after being sprayed to a remote place.

Optionally, the air intake of the air blowing device 9 is communicated with a high-pressure air storage cylinder, low-temperature compressed air is arranged in the high-pressure air storage cylinder, the air is supplied to the air blowing device 9 through the high-pressure air storage cylinder, and the air temperature blown out by the air blowing device 9 is low.

Specifically, the lateral wall of the discharge pipe 11 is provided with a plurality of air inlets 17, the air inlets 17 are communicated with an annular air distribution pipe 18, the air distribution pipe 18 is communicated with an air outlet of the air blowing device 9 through a bypass pipe 19, and the bypass pipe 19 is provided with a first valve 20. A part of the air discharged from the air blowing device 9 is discharged to the air distribution pipe 18 through the bypass pipe 19, and enters the discharge pipe 11 through the air inlet hole 17 communicated with the air distribution pipe 18, so that the slurry entering the discharge pipe 11 is filled with air. The volume of the slurry is increased after the slurry is frozen, and the air reserves a space for the volume increase of the slurry, so that the blockage of the discharge pipe 11 is avoided. After the vibration of the probe 31, air is mixed into the drug slurry, so that the probability of crystal nucleus contact in the icing process of the drug slurry is reduced, and the drug slurry particles discharged from the discharge pipe 11 are small. The bypass line 19 is provided with a first valve 20, by means of which first valve 20 the amount of gas that can be controlled into the discharge line 11 can be adjusted.

Optionally, a bypass line 19 communicates with the high pressure gas cylinder.

Specifically, a water pump 21 is arranged in the water storage tank 4, the water pump 21 is communicated with the mixing box 5 through a water discharge pipe 22, the water discharge pipe 22 is provided with a second valve 23, the powder box 3 is provided with a screw conveyor 24, and the discharge end of the screw conveyor 24 is communicated with the mixing box 5. When the water pump 21 works, water in the water storage tank 4 is pumped into the mixing box 5 through the water discharge pipe 22, the water discharge pipe 22 is provided with the second valve 23, and the opening angle of the second valve 23 can control the water discharge flow, so that the proportion between water and medicinal powder can be better adjusted. The powder case 3 is provided with the screw conveyer 24, and the powder is conveyed to the mixing box 5 through the screw conveyer 24, so that the powder supply is smoother, and the powder supply amount can be controlled by adjusting the rotating speed of the screw conveyer 24, thereby adjusting the proportion between water and the powder.

Specifically, the stirring device 10 includes a motor 25, a stirring shaft 26 and a stirring paddle 27, the motor 25 is connected to the stirring shaft 26, and the stirring shaft 26 is provided with the stirring paddle 27. When the motor 25 rotates, the stirring shaft 26 is driven to rotate, and then the stirring paddle 27 is driven to rotate, so that the medicinal powder and the water in the mixing box 5 are fully stirred and mixed by the rotation of the stirring paddle 27.

Optionally, the powder spraying pipe 8 is connected with the automatic pesticide spraying vehicle 1 in a rotating mode, the automatic pesticide spraying vehicle 1 is provided with a driving mode, the powder spraying pipe 8 swings up and down, the automatic pesticide spraying vehicle 1 is provided with a wind speed sensor 29, the automatic pesticide spraying vehicle 1 is in signal connection with an unmanned aerial vehicle 30, the unmanned aerial vehicle 30 flies around rubber trees, the unmanned aerial vehicle 30 is used for collecting and reconstructing three-dimensional information of the rubber tree crowns, and the three-dimensional information is transmitted to the control module of the automatic pesticide spraying vehicle 1 through a remote graph transmission system. Utilize unmanned aerial vehicle 30 to encircle the flight of rubber tree, the information of rubber tree is gathered to the camera that sets up on unmanned aerial vehicle 30, and the three-dimensional information of rubber tree crown is rebuild, transmits extremely through long-range picture biography system the automatic control module who spouts medicine car 1. The automatic pesticide spraying vehicle 1 automatically adjusts the telescopic length of the electric telescopic rod 28 through the returned information and the information of the air speed sensor 29 arranged on the automatic pesticide spraying vehicle 1, so that the angle of the powder spraying pipe 8 is adjusted, the automatic pesticide spraying vehicle 1 can spray powder according to the actual condition of the rubber tree, and resources are saved.

The spraying method of the natural rubber tree powder spraying plant protection device comprises the following steps:

s1, filling the powder medicine powder in the medicine powder box 3 and the water in the water storage box 4 into the mixing box 5, and uniformly stirring by using the stirring device 10 in the mixing box 5 to form medicine slurry;

s1, discharging the slurry in the mixing box into a discharge pipe 11, crushing the slurry by using an ultrasonic crusher 7, and simultaneously cooling and freezing the slurry contacted with the probe 31 by using refrigeration equipment 6 to form a powder mixture;

and S2, discharging the powder mixture in the discharge pipe 11 into the powder spraying pipe 8, and spraying the powder mixture from the powder spraying pipe 8 by using the air blowing device 9.

The powder box 3 is used for storing powdered medicament, and the water storage box 4 is used for storing water. Optionally, the temperature of the medicament in the medicinal powder box 3 and the water in the water storage box 4 is 0-8 ℃, and the adoption of low-temperature medicinal powder and water is favorable for cooling and ice making. The medicine powder box 3 and the water storage box 4 are communicated with the mixing box 5, and medicine powder and water are uniformly stirred in the mixing box 5 to form medicine slurry. Optionally, the slurry can flow, so that the slurry can conveniently enter the discharge pipe 11 at the bottom of the mixing box 5. Optionally, the mixing box 5 is also in communication with the discharge duct 11 via a screw conveyor. Be equipped with ultrasonicator 7 in arranging material pipe 11, ultrasonicator 7 during operation is at its probe 31 high-speed vibrations, and probe 31 produces the ultrasonic wave of high frequency, refrigeration plant 6 is used for with arrange water and powder cooling in the material pipe 11 to freezing, cool down through refrigerated probe 31 to the medicine thick liquid for the temperature of medicine thick liquid reduces to freeze, and the continuous medicine thick liquid that carries on the breakage to the medicine thick liquid of in-process probe 31 that freezes, makes the crystal nucleus that freezes the in-process and forms unable big up, thereby perhaps the medicine thick liquid of the fine and small powdered mixture of granule, powdered medicine thick liquid enters into dusting pipe 8 through the row of material end, through the air-blast of air-blast equipment 9 with powdered medicine thick liquid from dusting pipe 8 blowout. The temperature of the powdery medicine slurry rises after the powdery medicine slurry is fully contacted with the external high-temperature air due to fine particles, the water in the medicine slurry is liquefied quickly, and the liquefied medicine slurry can be adsorbed on the blades of the rubber tree when being contacted with the blades, so that the medicine application effect is improved. The water is fully contacted and mixed with the medicinal powder, and water resources are saved in the pesticide application process. The water and the medicine powder are mixed to be made into ice, and the ice is frozen and simultaneously crushed by the ultrasonic crusher 7, so that the medicine powder can be sprayed to the rubber tree crown at a high position by the aid of the air blowing device 9.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a natural rubber tree plant protection device that dusts, includes the automatic spray truck, be equipped with on the automatic spray truck and spout the medicine device, its characterized in that, it includes powder case, water storage box, compounding case, refrigeration plant, ultrasonic crusher, powder pipe and air-blast equipment to spout the medicine device, powder case and water storage box with compounding case intercommunication, be equipped with agitating unit in the compounding case, the bottom of compounding case is connected with row's material pipe, ultrasonic crusher's probe is located arrange intraductally, arrange the material pipe with the powder pipe intercommunication, the powder pipe with air-blast equipment's air outlet intercommunication, refrigeration plant locates on the automatic spray truck, refrigeration plant be used for with arrange intraductal water and the cooling powder of material.

2. The powder spraying plant protection device for the natural rubber trees as claimed in claim 1, wherein the refrigeration equipment comprises a liquid ammonia tank, a sleeve and a circulation pipeline, the liquid ammonia tank is communicated with the sleeve through the circulation pipeline, and the sleeve is sleeved on the probe.

3. The natural rubber tree powder spraying plant protection device as claimed in claim 2, wherein an air inlet of the air blowing device is provided with an air inlet pipe, a spiral pipe is arranged in the air inlet pipe, and the spiral pipe is communicated with the circulation pipeline.

4. The powder spraying plant protection device for the natural rubber trees as claimed in claim 3, wherein a plurality of air inlet holes are formed in the side wall of the discharge pipe, the air inlet holes are communicated with an annular air distribution pipe, the air distribution pipe is communicated with the air outlet of the air blowing device through a bypass pipe, and the bypass pipe is provided with a first valve.

5. The natural rubber tree powder spraying plant protection device as claimed in claim 1, wherein a water pump is arranged in the water storage tank, the water pump is communicated with the mixing tank through a water discharge pipe, the water discharge pipe is provided with a second valve, the powder tank is provided with a screw conveyor, and a discharge end of the screw conveyor is communicated with the mixing tank.

6. The powder spraying plant protection device for the natural rubber trees as claimed in claim 1, wherein the stirring device comprises a motor, a stirring shaft and a stirring paddle, the motor is connected with the stirring shaft, and the stirring shaft is provided with the stirring paddle.

7. The natural rubber tree powder spraying plant protection device as claimed in claim 1, wherein the powder spraying pipe is rotatably connected with the automatic pesticide spraying vehicle, an electric telescopic rod for driving the powder spraying pipe to swing up and down is arranged on the automatic pesticide spraying vehicle, an air speed sensor is arranged on the automatic pesticide spraying vehicle, the automatic pesticide spraying vehicle is in signal connection with an unmanned aerial vehicle, the unmanned aerial vehicle flies around the rubber trees, and the unmanned aerial vehicle is used for collecting and reconstructing three-dimensional information of the crowns of the rubber trees and transmitting the three-dimensional information to the control module of the automatic pesticide spraying vehicle through a remote image transmission system.