CN220996742U - Unmanned aerial vehicle sowing and scattering device for improving soil - Google Patents

Abstract

The utility model discloses an unmanned aerial vehicle sowing and scattering device for improving soil, which comprises an unmanned aerial vehicle body, wherein an electric propeller is arranged at the head part of the unmanned aerial vehicle body; a support frame is arranged below the unmanned aerial vehicle body, and a sowing unit is arranged on the support frame; the spreading unit comprises a spreading amount adjusting device and a spreading device, the spreading device comprises at least two material boxes and an integrated nozzle, different material boxes are used for storing different soil improvement material liquids, the integrated nozzle is used for spreading the soil improvement material liquids stored in the material boxes, and the spreading amount adjusting device is used for controlling spreading speed, spreading amount and spread soil improvement material liquid types. The device can be used for selectively sowing soil improvement material liquid, so that the soil improvement material liquid can be efficiently sown, the labor cost is saved, and the working efficiency is improved. Thereby improving the use efficiency and being more convenient.

Description

Unmanned aerial vehicle sowing and scattering device for improving soil

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle sowing device for improving soil.

Background

With the development of scientific technology, unmanned plane technology is applied to various industries, and compared with manned planes, the unmanned plane has the advantages of small volume, low manufacturing cost, convenient use, relatively long service life, low requirements on working environment and the like.

At present, when unmanned aerial vehicle for improving soil in the market is broadcasting, most of the unmanned aerial vehicle is used for improving soil and is put into the material box of unmanned aerial vehicle, then controls unmanned aerial vehicle motion to broadcast, can only broadcast a material at every turn, to the soil that needs to broadcast different materials, generally adopts the two modes: one is to use multiple unmanned aerial vehicles to broadcast different materials; the other is to adopt an unmanned aerial vehicle to change the scattered materials back and forth. The former method requires a lot of labor cost, and the latter method has low sowing efficiency and long time consumption.

Disclosure of utility model

The utility model provides an unmanned aerial vehicle sowing device for improving soil, and aims to solve the problems in the prior art.

The technical scheme provided by the utility model is as follows:

the unmanned aerial vehicle sowing and scattering device for improving soil comprises an unmanned aerial vehicle body, wherein an electric propeller is arranged at the head part of the unmanned aerial vehicle body; a support frame is arranged below the unmanned aerial vehicle body, and a sowing unit is arranged on the support frame;

The spreading unit comprises a spreading amount adjusting device and a spreading device, the spreading device comprises at least two material boxes and an integrated nozzle, different material boxes are used for storing different soil improvement material liquids, the integrated nozzle is used for spreading the soil improvement material liquids stored in the material boxes, and the spreading amount adjusting device is used for controlling spreading speed, spreading amount and spread soil improvement material liquid types. The soil improvement material may be a photocatalytic material.

Further, the spraying amount adjusting device includes: the air pressure sensor, the signal adjustment circuit subassembly, first wireless transceiver, the signal adjustment circuit subassembly is including signal acquisition circuit module, signal amplification circuit module, plastic filter circuit module, the steady voltage output circuit module that link to each other in proper order.

Further, a camera is arranged below the electric propeller.

Further, be provided with motor and the lithium ion battery of being connected through the electric wire on the unmanned aerial vehicle fuselage, the lithium ion battery is used for the motor with the unit of scattering provides electric power, the motor is used for driving electric screw rotates.

Further, the spraying device further comprises a diaphragm pump and a spray rod arranged below the unmanned aerial vehicle body, the integrated nozzles are mounted on the spray rod, the diaphragm pump drives the diaphragm to vibrate by air pressure so as to convey the soil improvement material liquid in the material box into a hose, and the hose conveys the soil improvement material liquid into each integrated nozzle and then is sprayed by a spray head.

Further, the integrated nozzle comprises a fan-shaped nozzle, a base and a pair of needle plate barbed electrodes, a cuboid-shaped cavity is formed in the base, the top ends of the needle plate barbed electrodes are connected with the top ends of the base, the needle plate barbed electrodes are tightly attached to the wall surface of the cavity along the axial direction of the cavity and are respectively located on two sides of the axis of the cavity, the needle plate barbed electrodes are connected with an electrostatic module through high-voltage electrostatic wires, the electrostatic module is connected with the lithium ion battery through conductive wires, a nozzle cavity is formed in the center of the top ends of the base, and the fan-shaped nozzle is installed in the nozzle cavity.

Further, the integrated nozzle further comprises a pair of air guiding cylinders arranged at the top end of the base, the air guiding cylinders are respectively in one-to-one correspondence with the needle plate barbed electrodes, the top ends of the air guiding cylinders are communicated with air, and the bottom ends of the air guiding cylinders are communicated with the cavity of the base and are arranged above the needle plate barbed electrodes;

The induced draft tube comprises a horn mouth collecting section and a flow guiding section, the horn mouth collecting section is communicated with the flow guiding section, a ribbed plate is arranged on the outer side of the induced draft tube, the flow guiding section is arranged in the top end of the base, the bottom end of the flow guiding section is communicated with the cavity of the base, the horn mouth collecting section is arranged above the base, a first threaded through hole is formed in the ribbed plate, a second threaded through hole corresponding to the first threaded through hole is formed in the base, and the ribbed plate is tightly attached to the upper surface of the base and is in threaded connection with the upper surface of the base through bolts, the first threaded through holes and the second threaded through holes.

Further, a plurality of nozzle holders are arranged on the spray rod at equal intervals, a connecting column is arranged at the top end of the base, and the top end of the connecting column is in threaded connection with the nozzle holders.

Further, the interval between the nozzle holders is 50cm, the support frame with the junction of unmanned aerial vehicle fuselage is provided with rotatory spandrel for realize the fanning and spill.

Further, the lithium ion battery is a lithium iron phosphate lithium ion battery, a lithium cobalt oxide lithium ion battery, a lithium manganate lithium ion battery or a lithium titanate lithium ion battery.

Compared with the prior art, the utility model has the beneficial effects that:

The utility model provides an Unmanned Aerial Vehicle (UAV) sowing device for improving soil, which is provided with a sowing unit, wherein the sowing unit comprises a sowing amount adjusting device and a sowing device, two material boxes are arranged in the sowing device, different soil improvement material liquids are filled in each material box, the sowing speed, the sowing amount and the types of the sprayed soil improvement material liquids are controlled by the sowing amount adjusting device, the selective sowing of the soil improvement material liquids is carried out, the efficient sowing of the soil improvement material liquids is realized, the labor cost is saved, and the working efficiency is improved. Thereby improving the use efficiency and being more convenient.

Drawings

Fig. 1 is a schematic structural diagram of an unmanned aerial vehicle (unmanned aerial vehicle) sowing device for improving soil according to an embodiment of the utility model;

Fig. 2 is a schematic structural diagram of a unmanned aerial vehicle sowing device for improving soil according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a diaphragm pump of an Unmanned Aerial Vehicle (UAV) sowing device for improving soil according to an embodiment of the utility model;

FIG. 4 is a schematic view of an integrated nozzle structure of an Unmanned Aerial Vehicle (UAV) spreading device for soil improvement according to an embodiment of the present utility model;

fig. 5 is a schematic view of a structure of a wind-guiding barrel of an unmanned aerial vehicle sowing device for improving soil according to an embodiment of the utility model;

FIG. 6 is a schematic view showing a part of a spraying device in an unmanned aerial vehicle for soil improvement according to an embodiment of the present utility model;

FIG. 7 is a schematic diagram illustrating operation of a camera portion of an Unmanned Aerial Vehicle (UAV) sprinkler for soil improvement according to an embodiment of the present utility model;

fig. 8 is a schematic operation view of a spray amount adjusting device of the unmanned aerial vehicle for soil improvement according to an embodiment of the present utility model.

The reference numerals are as follows:

1-electric screw propeller, 2-motor, 3-unmanned aerial vehicle fuselage, 4-lithium ion battery, 5-electric wire, 6-camera, 7-support frame, 8-diaphragm pump, 9-material case, 10-spray lance, 11-nozzle holder, 12-connecting column, 13-induced draft tube, 14-fan nozzle, 15-base, 16-needle plate barbed electrode, 17-fan-shaped liquid fog, 18-horn mouth collecting section, 19-rib plate, 21-hose, 22-nozzle, 23-diversion section, 24-cylinder, 25-pump body, 26-diaphragm, 27-T type pipe, 28-unidirectional ball valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It will be apparent that the embodiments described below are some, but not all, embodiments of the application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Accordingly, the following detailed description of the embodiments of the application, taken in conjunction with the accompanying drawings, is intended to represent only selected embodiments of the application, and not to limit the scope of the application as claimed. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on the embodiments of the present application, are within the scope of the present application.

It should be understood that in the description of the embodiments of the present utility model, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the embodiments of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model can be understood by those of ordinary skill in the art according to specific circumstances.

Fig. 1 and 2 show an unmanned aerial vehicle sowing device for improving soil, which comprises an unmanned aerial vehicle body 3, wherein an electric propeller 1 is arranged at the head of the unmanned aerial vehicle body 3, a supporting frame 7 is arranged below the unmanned aerial vehicle body 3, and a sowing unit is arranged on the supporting frame 7. Because unmanned aerial vehicle that adopts on the market at present spreads the device, only can add a material that is used for improving soil at every turn, need consume a large amount of manpower resources when leading to the operation, spread inefficiency. Based on this, adopt two or more material boxes 9 in the broadcasting unit in this device, be equipped with different required materials in every material box 9, just so can realize adopting same unmanned aerial vehicle just can broadcast different materials, improve the operating efficiency greatly to use manpower sparingly resource.

It should be noted that, the present utility model aims to provide an unmanned aerial vehicle (unmanned aerial vehicle) spreading device for improving soil, and the protected main body is the structure and connection relation of the device, so that the aforementioned material for improving soil is only one material adopted for the operation of the device, and the specific soil improvement material type, soil improvement principle and the like are not included in the protection scope of the present utility model. It will be appreciated that when the device is in use, the soil improvement material liquid may be replaced with a different pesticide, a different fertiliser or a catalyst for use in making rain, depending on the particular application scenario.

The spreading unit comprises a spreading amount adjusting device and a spreading device, the spreading device comprises at least two material boxes 9 and an integrated nozzle, in this embodiment, 2 material boxes 9 are taken as examples, 2 different material boxes 9 are used for storing different soil improvement material liquids, the integrated nozzle is communicated with the material boxes 9, the soil improvement material liquids stored in the material boxes 9 are spread through the integrated nozzle, and the spreading amount adjusting device is used for controlling spreading speed, spreading amount and spread soil improvement material liquid types. The liquid of soil improvement material to be sprayed in the corresponding material tank 9 can be selected by the spraying amount adjusting means.

Fig. 3 shows the structure of the diaphragm pump 8, and the diaphragm pump 8 includes a cylinder 24, a pump body 25, a diaphragm 26, a T-pipe 27, and a one-way ball valve 28. The diaphragm pump 8 uses compressed air, and when the compressed air enters the air driving portion, a piston in the air driving portion moves downward, causing the air driving film to move downward. At this time, a negative pressure is generated in the compression chamber below the air-operated diaphragm, and the medium above the diaphragm 26 is sucked into the pump body. When the piston moves upwards, the pneumatic membrane also moves upwards, squeezing out the medium. Another feature of the diaphragm pump 8 is that the medium only contacts the diaphragm 26 and the pump body 25 and not other components. This feature allows it to deliver some flammable, explosive, corrosive or highly viscous medium, while T-pipe 27 carries the medium, and one-way ball valve 28 is split into an inlet valve and an outlet valve. The inlet valve controls the vibration of the gas-driven membrane by compressed air, opening or closing the inlet valve to control the medium inlet, and the outlet valve is used to control the medium outlet.

Fig. 8 shows the operation of the spray amount adjusting device, which includes: the air pressure sensor, the signal adjustment circuit assembly and the first wireless transceiver are connected in sequence, and the signal adjustment circuit assembly comprises a signal acquisition circuit module, a signal amplification circuit module, a shaping filter circuit module and a voltage stabilizing output circuit module. The spraying amount adjusting device can be in wireless connection with the mobile phone terminal through the first wireless transceiver.

The air pressure sensor is used for acquiring air pressure signals of the front end and the rear end of the unmanned aerial vehicle during flight, sending the air pressure signals to the signal adjustment circuit component for signal adjustment, then sending the air pressure signals to the mobile phone terminal through the first wireless transceiver, removing interference signals in the air pressure signals by the signal adjustment circuit component, amplifying and stabilizing the air pressure signals to output the air pressure signals, acquiring air pressure difference according to the air pressure after the mobile phone terminal receives the air pressure signals, acquiring the flight speed of the unmanned aerial vehicle according to the air pressure difference, sending a spraying amount control signal to the diaphragm pump controller, and controlling the output quantity of soil improvement material liquid in the material box according to the spraying amount control signal by the diaphragm pump controller. The flying speed of the unmanned aerial vehicle corresponds to the output quantity of the soil improvement material liquid of the material box 9, when the flying speed is increased, the output quantity of the soil improvement material liquid is increased, the influence of the flying speed of the unmanned aerial vehicle on the spraying density is eliminated, the manual operation is reduced, and the error rate is reduced.

Optionally, be provided with camera 6 below electric screw 1, camera 6 and cell-phone terminal wireless connection can be through the artificial long-range discernment of camera 6 wait to spray soil in the operation in-process, and spill soil improvement material to can be according to waiting to improve or improve soil range pertinence formulation route, control swivel bearing 20 rotational speed control and spill the scope, avoid appearing repeatedly scattering or the emergence of scattering situations such as not reaching. Fig. 7 shows a schematic diagram of the operation of a part of the camera 6, the operation of the camera 6 being achieved by means of a master control, IMU, PMU, receiver, power supply, motor, ESC, map, GPS and data transmission, the connection of which is shown in fig. 7.

Referring to fig. 1, a motor 2 and a lithium ion battery 4 connected by a conductive wire 5 are provided on a unmanned aerial vehicle body 3, the lithium ion battery 4 is used for providing power for the motor 2 and a sowing unit, and the motor 2 is used for driving an electric propeller 1 to rotate. The tail part of the unmanned aerial vehicle body 3 is linked with the inner end of a telescopic supporting tube of a conductive wire, and the outer end of the telescopic supporting tube of the conductive wire is connected with a sowing unit at the lower end. Optionally, the spraying device further includes a diaphragm pump 8 and a spray boom 10 disposed below the unmanned aerial vehicle body 3, the integrated nozzles are mounted on the spray boom 10, the diaphragm pump controller is used for controlling the diaphragm pump 8 to send the soil improvement material liquid in the material tank 9 into the hoses 21, the hoses 21 send the soil improvement material liquid into each integrated nozzle to be sprayed through the spray heads 22, and the structures of the hoses 21 and the spray heads 22 are shown in fig. 6. The diaphragm pump 8 is wirelessly connected with the mobile phone terminal through the second wireless transceiver, so as to receive the sprinkling amount control signal sent by the mobile phone terminal.

As shown in fig. 4, the integrated nozzle includes a fan-shaped nozzle 14, a base 15 and a pair of needle plate barbed electrodes 16, a cuboid-shaped cavity is provided in the base 15, the top end of the needle plate barbed electrodes 16 is connected with the top end of the base 15, the pair of needle plate barbed electrodes 16 are tightly attached to the wall surface of the cavity along the axial direction of the cavity and are respectively positioned at two sides of the axial direction of the cavity, the needle plate barbed electrodes 16 are connected with an electrostatic module through high-voltage electrostatic wires, the electrostatic module is connected with the lithium ion battery 4 through the conductive wires 5, a nozzle cavity is provided at the center of the top end of the base 15, and the fan-shaped nozzle is mounted in the nozzle cavity. The device utilizes fan nozzle 14 to realize high-efficient atomizing, adopts two-way faller barbed electrode 16 to the electric charge of fan-shaped liquid fog 17.

Optionally, the integrated nozzle further includes a pair of air guiding cylinders 13 installed at the top end of the base 15, the air guiding cylinders 13 are respectively in one-to-one correspondence with the needle plate barbed electrodes 16, the top end of the air guiding cylinders 13 is communicated with air, and the bottom end of the air guiding cylinders 13 is communicated with the cavity of the base 14 and is arranged above the needle plate barbed electrodes 16.

The air duct 13 comprises a flare collection section 18 and a flow guide section 23, as shown in fig. 5. The horn mouth is collected section 18 and is linked together with the water conservancy diversion section 23, and the outside of induced duct 13 is equipped with rib shaped plate 19, and water conservancy diversion section 23 sets up in the top of base 15, and the bottom of water conservancy diversion section 23 communicates with the cavity of base 15, and horn mouth is collected section 18 and is set up in the top of base 15, is provided with first screw thread through-hole on the rib shaped plate 19, is provided with the second screw thread through-hole that corresponds with first screw thread through-hole on the base 15, and rib shaped plate 19 closely laminates with the upper surface of base 15 to through bolt, first screw thread through-hole, second screw thread through-hole threaded connection.

Optionally, a plurality of nozzle holders 11 are arranged on the spray rod 10 at equal intervals, a connecting column 12 is arranged at the top end of the base 14, and the top end of the connecting column 12 is in threaded connection with the nozzle holders 11.

Alternatively, the spacing between the nozzle holders 11 is 50cm, ensuring that the deposition amount is uniformly distributed in the direction of the spray bar 10. The connection part of the support frame 7 and the unmanned aerial vehicle body 3 is provided with a rotary bearing shaft for realizing fanning and spraying. The rotary bearing shaft is in wireless connection with the mobile phone terminal through the first wireless transceiver, and the rotating speed of the rotary bearing shaft can be controlled through the mobile phone terminal, so that the spray boom 10 is controlled to rotate, and fan-shaped spraying is achieved.

Optionally, the lithium ion battery 4 is a lithium iron phosphate lithium ion battery, a lithium cobalt oxide lithium ion battery, a lithium manganese oxide lithium ion battery or a lithium titanate lithium ion battery.

Working principle: first, it is checked whether each component of the unmanned aerial vehicle sprinkling apparatus for soil improvement is normal. Then the unmanned aerial vehicle sowing device for improving soil is connected with a mobile phone terminal, the electricity quantity of the lithium ion battery 4 is checked, and according to the spraying range, a camera 6 is arranged below the unmanned aerial vehicle head electric propeller 1 to perform image recognition, so that the forward limiting spraying range of the unmanned aerial vehicle is controlled; the method comprises the steps that air pressure signals of the front end and the rear end of an unmanned aerial vehicle during flight are obtained through an air pressure sensor, the air pressure signals are sent to a signal adjusting circuit component to be subjected to signal adjustment, and then the air pressure signals are sent to a mobile phone terminal through a first wireless transceiver, the signal adjusting circuit component removes interference signals in the air pressure signals, and amplifies and stabilizes the air pressure signals to be output, after the mobile phone terminal receives the air pressure signals, air pressure difference is obtained according to the air pressure, the flight speed of the unmanned aerial vehicle is obtained according to the air pressure difference, and a spraying amount control signal is sent to a diaphragm pump controller according to the flight speed, the diaphragm pump controller controls the spraying speed and the spraying amount through controlling a diaphragm pump 8, and corresponding soil improvement material liquid is sprayed according to the type of soil required to be sprayed, the spraying device comprises a connecting column 12, an air guiding cylinder 13, a fan-shaped nozzle 14, a base 15, an integrated nozzle 22 formed by a needle plate barbed electrode 16, a support frame 7, the diaphragm pump 8, a material box 9, a rotary bearing, a hose 21, a rod 10 and a nozzle seat 11, the method realizes efficient atomization through the fan-shaped nozzle 14, and electric spraying of a fan-shaped spray 17 through the fan-shaped electrode 16; the mobile phone terminal can be used for controlling the rotating speed of the rotating bearing shaft so as to control the rotating speed of the spray boom 10, and the soil improvement material liquid is selectively sown according to actual conditions, so that the soil improvement material liquid is effectively sown, the labor cost is saved, and the working efficiency is improved. Thereby improving the use efficiency and being more convenient.

The foregoing is merely illustrative of specific embodiments of the present application, and the scope of the present application is not limited thereto, but any changes or substitutions within the technical scope of the present application should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A unmanned aerial vehicle spreads device for improving soil, its characterized in that:

The unmanned aerial vehicle comprises an unmanned aerial vehicle body, wherein an electric propeller is arranged at the head part of the unmanned aerial vehicle body; a support frame is arranged below the unmanned aerial vehicle body, and a sowing unit is arranged on the support frame;

The spreading unit comprises a spreading amount adjusting device and a spreading device, the spreading device comprises at least two material boxes and an integrated nozzle, different material boxes are used for storing different soil improvement material liquids, the integrated nozzle is used for spreading the soil improvement material liquids stored in the material boxes, and the spreading amount adjusting device is used for controlling spreading speed, spreading amount and spread soil improvement material liquid types.

2. The unmanned aerial vehicle spreading device for soil improvement according to claim 1, wherein:

the spraying amount adjusting device includes: the air pressure sensor, the signal adjustment circuit subassembly, first wireless transceiver, the signal adjustment circuit subassembly is including signal acquisition circuit module, signal amplification circuit module, plastic filter circuit module, the steady voltage output circuit module that link to each other in proper order.

3. The unmanned aerial vehicle spreading device for soil improvement according to claim 1, wherein:

and a camera is arranged below the electric propeller.

4. A unmanned aerial vehicle sowing device for improving soil according to any one of claims 1 to 3, wherein:

The unmanned aerial vehicle body is provided with motor and lithium ion battery that connects through the electric wire, lithium ion battery is used for the motor with the unit of scattering provides electric power, the motor is used for driving electric screw rotates.

5. The unmanned aerial vehicle spreading device for soil improvement according to claim 4, wherein:

The spraying device further comprises a diaphragm pump and a spray rod arranged below the unmanned aerial vehicle body, the integrated nozzles are arranged on the spray rod, the diaphragm pump drives the diaphragm to vibrate by air pressure so as to convey soil improvement material liquid in the material box into hoses, and the hoses convey the soil improvement material liquid into each integrated nozzle.

6. The unmanned aerial vehicle spreading device for soil improvement according to claim 5, wherein:

The integrated nozzle comprises a fan-shaped nozzle, a base and a pair of needle plate barbed electrodes, wherein a cuboid-shaped cavity is formed in the base, the top ends of the needle plate barbed electrodes are connected with the top ends of the base, the needle plate barbed electrodes are tightly attached to the wall surface of the cavity along the axial direction of the cavity and are respectively positioned on two sides of the axial direction of the cavity, the needle plate barbed electrodes are connected with an electrostatic module through high-voltage electrostatic wires, the electrostatic module is connected with a lithium ion battery through conductive wires, a nozzle cavity is formed in the center of the top end of the base, and the fan-shaped nozzle is installed in the nozzle cavity.

7. The unmanned aerial vehicle spreading device for soil improvement according to claim 6, wherein:

the integrated nozzle further comprises a pair of air guiding cylinders arranged at the top end of the base, the air guiding cylinders are respectively in one-to-one correspondence with the needle plate barbed electrodes, the top ends of the air guiding cylinders are communicated with air, and the bottom ends of the air guiding cylinders are communicated with the cavity of the base and are arranged above the needle plate barbed electrodes;

The induced draft tube comprises a horn mouth collecting section and a flow guiding section, the horn mouth collecting section is communicated with the flow guiding section, a ribbed plate is arranged on the outer side of the induced draft tube, the flow guiding section is arranged in the top end of the base, the bottom end of the flow guiding section is communicated with the cavity of the base, the horn mouth collecting section is arranged above the base, a first threaded through hole is formed in the ribbed plate, a second threaded through hole corresponding to the first threaded through hole is formed in the base, and the ribbed plate is tightly attached to the upper surface of the base and is in threaded connection with the upper surface of the base through bolts, the first threaded through holes and the second threaded through holes.

8. The unmanned aerial vehicle sowing device for improving soil according to any one of claims 6 to 7, wherein:

The spray rod is provided with a plurality of nozzle holders at equal intervals, the top end of the base is provided with a connecting column, and the top end of the connecting column is in threaded connection with the nozzle holders.

9. The unmanned aerial vehicle spreading device for soil improvement according to claim 8, wherein:

The interval between the nozzle holders is 50cm, the support frame with the junction of unmanned aerial vehicle fuselage is provided with rotatory bearing shaft for realize the fanning and spill.

10. The unmanned aerial vehicle spreading device for soil improvement according to claim 8, wherein:

The lithium ion battery is a lithium iron phosphate lithium ion battery, a lithium cobalt oxide lithium ion battery, a lithium manganate lithium ion battery or a lithium titanate lithium ion battery.