KR102046709B1 - Drones for spraying pesticide or extinguishing agent - Google Patents

Abstract

The present invention relates to a drone for spraying pesticides or extinguishing agents, and to rapidly spray drugs such as chemical liquid mixtures or powders using pressurized water and compressed air, and to prevent damage to the pump and blockage of pipes and nozzles. .
To this end, the present invention is a compressor for supplying compressed air to the water tank, a water tank for pumping the pressurized water by compressed air, a powder or a liquid medicine including any one of pesticides, extinguishing agents, detoxifiers is added and stored and pressurized Drug storage unit for supplying water or powder or liquid medicine to the chemical liquid mixer, chemical liquid mixer for mixing the powder or liquid medicine supplied from the drug storage with pressurized water through a venturi action, and the compressor is started or operated according to an external control signal. And a plurality of nozzles connected to the chemical liquid mixer through a common pipe to stop the drug discharge from the chemical storage unit and the chemical liquid mixing of the chemical liquid mixer, and a plurality of nozzles for injecting the chemical flowing from the chemical liquid mixer downward. Prevents pump damage and clogging of piping and nozzles, and cleans chemical mixers, piping and nozzles with ease In addition, the pressurized air of the compressor can be used to discharge solid materials and to extend the drone's flight time by reducing the battery consumption of the drone.

Description

Drones for spraying pesticide or extinguishing agent

The present invention relates to a drone for spraying fluids or powders, such as pesticides or extinguishing agents, and more specifically, to a chemical liquid mixer installed at the rear of the compressor and the water tank, and a drug or liquid or gas such as pesticides, extinguishing agents, and detoxifiers. By mixing and spraying directly through pipes and nozzles, you can quickly dispense chemically mixed fluids or powders to prevent damage to the pumps by chemically mixed fluids or powders and to clean chemical mixers and pipes and nozzles with ease. It is possible to prevent clogging of pipes and nozzles, and also to quickly discharge solid materials such as powder through the pipes and nozzles to pressurized air of the compressor, thereby reducing drone battery consumption and prolonging the drone's flight time. A drone for spraying pesticides or extinguishing agents.

In general, drones have been used for military missions such as aerial shooting or air strike by manual flight by remote control of a ground control system or autonomous flight using a satellite navigation system (GPS).

In recent years, as drones expand domestically and control technologies using mobile communication terminals such as smartphones are gradually developed, they are being used in various fields such as high-altitude video and photography and delivery, weather information collection, and pesticide spraying.

Particularly, in case of drone for spraying pesticides, the liquid must be stored in the drone with the liquid pesticide stored. Therefore, there is a possibility that the pesticide may be pulled to one side by centrifugal force during drone direction change or rotation. do.

In this regard, Korean Patent Application No. 20-0479365 (registered on Jan. 13, 2016; hereinafter referred to as 'Patent Document 1') is known about a drone having a pesticide container.

According to Patent Document 1, by installing a partition so that the inside of the container in which the pesticides are stored, the pesticides can be divided and stored so as to limit the movement of the pesticides due to the drone redirection.

In addition, the Republic of Korea Patent No. 10-1662255 (2016.09.27. Registration; hereafter referred to as 'Patent Document 2') is known a technique for a pesticide spray drone and cartridge type pesticide supply container.

According to Patent Literature 2, the pesticide supply container mounted on the drone is combined by a cartridge method for easy use, minimizing the time required for installation and replacement of the pesticide supply container, and minimizing the overall drone size when the drone is driven. The power consumption can be minimized.

In addition, Korean Patent Publication No. 10-2017-0126274 (published on November 17, 2017; hereinafter referred to as 'Patent Document 3') discloses a technique related to drones that can spray pesticides while flying over farmland. .

According to Patent Document 3, the flight stability and operation is easy, the pesticide can be sprayed with a uniform component, it was possible to prevent the clogging of the nozzle.

However, in such a conventional technology, a container for storing pesticides is widely formed left and right, so that the size of the overall drone becomes large. Therefore, a large amount of power is required to drive the drone, and the pesticide storage container is considered to be full of pesticides due to the drone's movement. The amount of one-time use is limited because it cannot be filled with pesticides, so it takes a lot of time to replenish pesticides, and it is inconvenient to use and takes a lot of time because it needs to wash the pesticide storage container whenever the type of pesticide is changed periodically. There was this.

In addition, in the case of the conventional pesticide spraying drone as described above, problems such as corrosion or destruction of the diaphragm (containment membrane) by the chemical liquid mixture may occur, and the chemical liquid container, diaphragm (containment membrane), centrifugal Since the liquid mixture is always filled in the pump, pipe, and nozzle, it can cause not only trouble, but also blockage of the pipe and blockage of the nozzle. Therefore, the cleaning of each part has to be frequently performed, causing inconvenience to the drone support. Since the battery is used, the flight time is shortened.

KR 20-0479365 Y1 2016.01.13. Enrollment KR 10-1662255 B1 2016.09.27. Enrollment KR 10-2017-0126274 A 2017.11.17. open

Therefore, the present invention is to solve the above problems, the technical problem to be solved by the present invention, the chemical liquid mixer is installed in the rear end of the compressor and the water tank chemically mixed fluid or powder only in the pipe and nozzle after the chemical liquid mixer It can be used to quickly spray chemically mixed fluids or powders to prevent damage to the pump by the chemically mixed fluids or powders, and to clean the chemical mixers, piping and nozzles with pressurized water after use. This can reduce clogging of pipes and nozzles caused by chemically mixed fluids or powders. Also, by supplying pressurized air from the compressor directly to the chemical mixers, it quickly discharges solid materials such as powders through the pipes and nozzles. Spraying pesticides or extinguishing agents that can reduce drones' longevity It is to provide a drone for dragons.

One embodiment of the present invention for achieving the above object is a compressor, a drone mounted on the body housing of the drone is started or stopped by the control unit and connected to the water tank by the first pressure pipe to supply compressed air to the water tank It is mounted on the body housing of the water tank for pumping the pressurized water to the discharge port by the compressed air supplied from the compressor through the first pressure pipe, mounted on the body housing of the drone and includes any one of pesticides, fire extinguishing agents, detoxifying agents Powder or liquid medicine is injected and stored, and it is connected through the outlet of the water tank and the second pressurized pipe to receive pressurized water from the water tank, and directly connected to the chemical liquid mixer, and the powder or liquid medicine stored in the tank by the pressurized water Drug storage unit to be supplied to the body housing of the drone, and is connected through the outlet of the water tank and the second pressure pipe The body of the drone, the chemical liquid mixer which is supplied with pressurized water of the flask and is directly connected to the drug storage unit, and mixes the powder or liquid medicine supplied from the drug storage unit with the pressurized water through a venturi action and supplies them to a plurality of nozzles through a common pipe. A control unit mounted on the housing and having a remote receiver to start or stop the compressor according to an external control signal wirelessly received from the outside to control the drug discharge of the drug storage unit and the mixing of the chemical solution of the chemical mixer, and open downwardly under the body housing of the drone. Is installed so as to be connected via a common pipe to the chemical liquid mixer is a drone for spraying pesticides or extinguishing agents comprising a plurality of nozzles for spraying the drug flowing from the chemical mixer downward.

Another embodiment of the present invention for achieving the above object, in the configuration of a drone for spraying pesticide or extinguishing agent according to an embodiment of the present invention, branching the pressurized branch pipe in the first pressure pipe between the compressor and the water tank A drone for spraying pesticides or extinguishing agents, which is configured to directly supply or block the compressed air of the compressor to the pharmaceutical reservoir and the chemical mixer by directly connecting the compressor to the pharmaceutical reservoir and the chemical mixer through the branched pressure branch pipe. .

According to the present invention, by mixing the liquid and any one of the pesticides, fire extinguishing agent, detoxifying agent and the liquid in the chemical mixer installed at the rear of the compressor and the bucket can be injected directly through the pipe and the nozzle so that the chemical liquid mixture after the chemical mixer It can exist only on the pipes and nozzles to reduce the failure rate by preventing the pump from being damaged by the chemical liquid mixture and to protect the system.After use, the compressor supplies pressurized air to the water tank and the water discharged from the water tank. By simplifying the cleaning process, it is possible to reduce the blockage of the pipes and nozzles by the chemical liquid mixture, and also to allow the pressurized air of the compressor to be directly supplied to the chemical liquid mixer. The pressurized air of the compressor reduces the discharge rate of the battery. This provides the advantage of maintaining long flight times.

1 is a block diagram schematically illustrating an embodiment of a drone for spraying a pesticide or a extinguishing agent according to the present invention.
Figure 2 is a block diagram schematically illustrating another embodiment of the drone for spraying pesticide or extinguishing agent according to the present invention.

Hereinafter, with reference to the accompanying drawings, the configuration and operation of the spraying pesticide or extinguishing agent drone according to a preferred embodiment of the present invention and the effects thereof.

The terms or words used in this specification and claims are not to be construed as limiting in their usual or dictionary meanings, and the inventors may properly define the concept of terms in order to best explain their invention in the best way possible. It should be interpreted as meaning and concept corresponding to the technical idea of the present invention. Therefore, since the embodiments described in the specification and the configuration shown in the drawings are only one of the most preferred embodiments of the present invention, it is understood that there may be various equivalents and modifications that can replace them at the time of the present application. shall.

1 is a block diagram schematically illustrating an embodiment of a drone for spraying a pesticide or a extinguishing agent according to the present invention. The drone for spraying a pesticide or a extinguishing agent according to an embodiment of the present invention includes a compressor 210 and water. The tank 220, the drug reservoir 230, the chemical mixer 240, the controller 250, and a plurality of nozzles 260a-260n may be configured, and the compressor 210 and the water tank 220 may be provided. The drug reservoir 230, the chemical liquid mixer 240, and the controller 250 are mounted on the body housing 110 of the drone 100 to be electrically connected to the operation power supply of the drone power supply module. The plurality of nozzles 260a-260n may be installed to be open downward in a state of being exposed to the outside of the body housing 110 of the drone 100. In addition, such an embodiment of the present invention may further comprise a first valve 202a for intermittent pressurized water between the compressor 210 and the water tank 220.

Figure 2 is a block diagram schematically showing another embodiment of the pesticide or extinguishing agent spray drone according to the present invention, the drone for spraying pesticide or extinguishing agent according to another embodiment of the present invention is a compressor 210, water tank 220, a drug storage unit 230, a chemical liquid mixer 240, a control unit 250, and a plurality of nozzles 260a-260n, and the compressor 210 includes a drug storage unit 230 and a chemical liquid mixer ( It may be configured to further include a pressurized branch pipe 201c directly connected to 240, the compressor 210, the water tank 220, the drug storage unit 230, the chemical liquid mixer 240, and the control unit 250 Is mounted on the body housing 110 of the drone 100 is electrically connected to receive the operating power to the power supply module of the drone, a plurality of nozzles (260a-260n) is the body housing 110 of the drone 100 It is preferable to be installed to open downward in a state exposed to the outside. In addition, another embodiment of the present invention may further comprise a second valve (202b) for the control of the compressed air between the compressor 210 and the drug reservoir 230 and the chemical liquid mixer 240.

Although not shown in the drawings, the drone 100 in the present invention may include a control unit, a remote receiving module, a camera module, a GPS module, a gyro sensor, a power supply module, a key input module, and the like. Each component of the drone may be mounted and installed in the housing of the aircraft model that is easily implemented to fly over, of course, in the drone of the present invention does not specify the shape or shape of the housing in the form of the illustrated housing.

The compressor 210 is mounted on the body housing 110 of the drone 100, is started or stopped by the controller 250 to increase the pressure of the gas, and the water tank 220 by the first pressure pipe 201a. Is connected to supply compressed air to the water tank 220 through the first pressure pipe (201a). The first valve 202a may be installed on the first pressure pipe 201a connecting the compressor 210 and the water tank 220, and the first valve 202a may be connected to the controller 250. The opening and closing operation is controlled to control the supply of the compressed air of the compressor 210 to the water tank 220.

The water tank 220 is mounted on the body housing 110 of the drone 100, is connected to the rear end of the compressor 210 through the first pressure pipe 201a receives compressed air from the compressor 210, The pressurized water is pumped to the discharge port 225 by increasing the internal pressure of the water tank 220 by the compressed air. The water tank 220 is provided with a water inlet 221 and a drain 222, the water is supplied and stored or drained, and provided with a pressure sensor 223 and a safety valve 224 in the tank automatically through pressure sensing It is preferable to use what is configured to adjust the water level.

The drug storage unit 230 is mounted in the body housing 110 of the drone 100, and the drug tube 230a in which a powder or liquid drug containing any one of pesticides, fire extinguishing agents, and detoxifying agents is stored is inserted therein. Can be. In addition, the drug storage unit 230 is connected to the discharge port 225 of the water tank 220 through the second pressure pipe 201b to pressurized water discharged from the water tank 220 by the compressed air to the second pressure pipe Directly applied pressure to the drug tube 230a received through the 201b, and directly connected to the chemical liquid mixer 240 to discharge the powder or liquid drug of the pharmaceutical tube 230a inserted into the tank by the pressurized water to the chemical liquid mixer Supply to 240.

The chemical liquid mixer 240 may be mounted in the body housing 110 of the drone 100 and may be configured to uniformly mix the drug with pressurized water by venturi action. The chemical liquid mixer 240 is connected to the discharge port 225 of the water tank 220 through the second pressure pipe 201b is supplied with pressurized water of the water tank 220 and directly connected to the drug storage unit 230 The powder or liquid medicine supplied from the drug storage unit 230 is mixed with the pressurized water through a venturi action and supplied to the plurality of nozzles 260a-260n through the common pipe 204.

The control unit 250 is mounted on the body housing 110 of the drone 100 and includes a remote receiving unit 250a for wirelessly receiving a remotely controlled control signal. ) Is started or stopped to control drug dispensing of the chemical storage unit 230 and chemical liquid mixing of the chemical liquid mixer 240.

The plurality of nozzles 260a-260n are installed to be exposed to the outside of the body housing 110 of the drone 100, but are installed to be opened downward, and are connected to the chemical liquid mixer 240 through a common pipe 204 to be a chemical liquid mixer. Inject the drug flowing in 240 downward.

In the configuration of this embodiment of the present invention, the control unit 250 controls the start of the compressor 210 and the opening operation of the first valve 202a according to an external control signal received through the remote receiving unit 250a to control the water tank. By discharging the pressurized water from the discharge port 225 of the 220, the pressurized water is simultaneously supplied to the chemical storage unit 230 and the chemical liquid mixer 240, and the chemical storage unit 230 is provided through the second pressurized pipe 201b. The pressurized water is supplied from the water tank 220 to supply the powder or the liquid medicine in the tank to the chemical liquid mixer 240 by the pressurized water, and the chemical liquid mixer 240 is the water tank 220 through the second pressurized pipe 201b. ) Is supplied with pressurized water and the powder or liquid medicine supplied from the drug storage unit 230 by the pressurized water is mixed with the pressurized water through a venturi action to a plurality of nozzles 260a-260n through the common pipe 204. I can supply it.

On the other hand, in order to implement another embodiment of the present invention, the pressurized branch pipe 201c branched from the first pressurized pipe 201a connected between the compressor 210 and the water tank 220 and such a pressurized branch pipe 201c. The compressor 210 may be configured to directly supply compressed air to the drug storage unit 230 and the drug solution mixer 240 by being configured to be directly connected to the drug storage unit 230 and the drug solution mixer 240.

One end of the pressurized branch pipe 201c branched from the first pressurized pipe 201a between the compressor 210 and the water tank 220, and the other end of the pressurized branch pipe 201c and the chemical reservoir 230 and the chemical liquid mixer 240. In common connection with), it is configured to directly supply the compressed air of the compressor 210 to the drug storage unit 230 and the chemical liquid mixer 240.

In addition, by installing the second valve 202b on the pressurized branch pipe 201c, and configured to control the opening and closing operation by the control unit 250, the compressed air of the compressor 210 and the drug storage unit 230 and It is possible to control the supply to the chemical mixer 240 directly.

In this configuration of another embodiment of the present invention, the controller 250 controls the start of the compressor 210 and the opening operation of the second valve 202b according to an external control signal received through the remote receiver 250a to control the compressor ( By allowing the compressed air of 210 to be directly supplied to the chemical storage unit 230 and the chemical liquid mixer 240 at the same time, the chemical storage unit 230 is the compressor 210 through the pressurized branch pipe 201c and the second valve 202b. Compressed air is supplied from the compressed air to supply the powder or liquid medicine in the tank to the chemical liquid mixer 240, the chemical liquid mixer 240 through the pressurized branch pipe 201c and the second valve (202b) Compressed air is supplied from 210 and at the same time the powder or liquid medicine supplied from the drug storage unit 230 by the compressed air is mixed with the compressed air through the venturi action through a plurality of nozzles (260a-260n) through the common pipe 204 ) Can be supplied.

Referring to the operation of the drone for spraying pesticides or fire extinguishing agents according to the present invention configured as described above and the effects thereof by the following.

First, a compressor 210, a water tank 220, a drug storage unit 230, a chemical mixer 240, and a controller 250 are mounted on the body housing 110 of the drone 100, and a plurality of nozzles ( 260a to 260n are prepared and installed to be exposed to the lower part of the body housing 110, and then, the compressor 210 and the water tank 220 are connected to each other by the first pressure pipe 201a and the first pressure pipe 201a. The first valve 202a is installed on the s) to electrically connect the opening and closing operation of the first valve 202a to be controlled by the controller 250.

Next, the pressurized water discharged from the water tank 22 is connected to the discharge port 225 of the water tank 220 in common by connecting the chemical storage unit 230 and the chemical liquid mixer 240 through the second pressure pipe 201b. The drug storage unit 230 and the chemical liquid mixer 240 can be supplied at the same time, and also the drug outlet of the drug storage unit 230 is connected to the chemical liquid mixer 240 to the powder or liquid medicine of the drug storage unit 230 It is possible to be supplied to the chemical mixer 240, the rear end of the chemical mixer 240 is commonly connected to a plurality of nozzles (260a-260n) through a common pipe 204.

In addition, in the first pressurized pipe 201a connected between the compressor 210 and the water tank 220, the pressurized branch pipe 201c is branched and a second valve 202b is installed on the pressurized branch pipe 201c. In addition, the second valve 202b is also electrically connected to the opening and closing operation of the control unit 250 to be controlled.

Subsequently, when there is a use operation for spraying a chemical or liquid mixture mixed with powder or liquid medicine and pressurized water by a ground manager, the controller 250 wirelessly receives an external control signal through the remote receiver 250a to provide a compressor ( At the same time as starting 210, the first valve 202a on the first pressurized pipe 201a is opened and the second valve 202b on the pressurized branch pipe 201c is not opened. Therefore, the compressed air pressurized by the compressor 210 may not be directly supplied to the chemical storage unit 230 and the chemical liquid mixer 240, and is supplied only to the water tank 220 to increase the internal pressure of the water tank 220. Thus, in the water tank 220 it is possible to pump the pressurized water through the discharge port 225 by the increased internal pressure.

The pressurized water pumped from the water tank 220 is simultaneously supplied to the drug storage unit 230 and the chemical liquid mixer 240 through the second pressurized pipe 201b, and in the drug storage unit 230, the drug tube stored therein. The powder or liquid medicine may be supplied to the chemical liquid mixer 240 while the 230a is pressurized by the pressurized water, and thus the chemical liquid mixer 240 may be supplied from the chemical storage unit 230 by the pressurized water. It can be mixed with the pressurized water through the venturi action to be supplied to the plurality of nozzles (260a-260n) through the common pipe 204. The chemical spraying operation of the chemical mixer 240 and the nozzles 260a-260n can be quickly performed by using pressurized water by the compressed air of the compressor 210, thereby reducing the battery consumption of the drone 100. In this way, it is possible to obtain the effect of extending the flight time of the drone 100.

After such use, when there is an operation of the manager for cleaning, the controller 250 wirelessly receives an external control signal through the remote receiver 250a to start the compressor 210 and at the same time the first pressurized pipe 201a. Open the first valve 202a on the top to supply the pressurized air from the compressor 210 to the water tank 220, and the common pipe 204 with the chemical liquid mixer 240 by using the pressurized water discharged from the water tank 220. ) And each nozzle 260a-260n can be cleaned easily.

On the other hand, when there is an operation to spray the powdered drug that is not mixed with the pressurized water or the liquid drug of the form in which the pressurized water is not mixed by the operator on the ground, the control unit 250 receives an external control signal through the remote receiver 250a. By wirelessly starting the compressor 210 and simultaneously opening the second valve 202b on the pressurized branch pipe 201c without opening the first valve 202a on the first pressure pipe 201a. Therefore, since the compressed air pressurized by the compressor 210 is not supplied to the water tank 220, the pressurized water is not pumped at the discharge port 225 of the water tank 220. On the other hand, since the second valve 202b on the pressurized branch pipe 201c is opened, the compressed air pressurized by the compressor 210 is connected to the medicine storage unit 230 through the pressurized branch pipe 201c and the second valve 202b. At the same time it can be directly supplied to the chemical mixer 240.

When compressed air is simultaneously supplied to the drug storage unit 230 and the chemical liquid mixer 240 through the pressurized branch pipe 201c, the drug storage unit 230 stores the drug tube 230a stored therein in the compressed air. While being pressurized, the powder or liquid medicine can be supplied to the chemical liquid mixer 240. Therefore, in the chemical liquid mixer 240, the powder or liquid medicine supplied from the medicine storage unit 230 by compressed air is compressed through the venturi action. It is possible to supply to the plurality of nozzles (260a-260n) through the common pipe 204 by mixing with each other, each of the nozzles (260a-260n) powder drug or the liquid drug of the pressurized water is not mixed form Can be sprayed. The chemical spraying operation of the chemical mixer 240 and the nozzles 260a-260n can be quickly performed by directly using the compressed air of the compressor 210, thereby reducing the battery consumption of the drone 100. As a result, it is possible to obtain an effect of extending the airtime of the drone 100.

After such use, when there is an operation of the manager for cleaning, the controller 250 wirelessly receives an external control signal through the remote receiver 250a to start the compressor 210 and at the same time on the pressure branch pipe 201c. By opening the second valve 202b and supplying pressurized air directly to the medicine storage unit 230 and the chemical liquid mixer 240 by the compressor 210, the chemical storage unit 230 and the chemical liquid mixer ( 240, the common pipe 204, and each nozzle 260a-260n can be cleaned easily.

According to the present invention, it is possible to mix the drug and liquid such as pesticides, fire extinguishing agents, detoxifiers and the like in the chemical liquid mixer installed at the rear of the compressor and the water tank can be injected directly through the pipe and the nozzle, so that the chemical liquid mixture after the chemical liquid mixer Existing only on the pipes and nozzles, it is possible to protect the system by preventing the pump from being damaged by the chemical liquid mixture, thereby reducing the failure rate.

According to the present invention, after use, the compressed air is supplied from the compressor to the water tank, and the chemical liquid mixer, the pipe, and the nozzle can be easily cleaned with the pressurized water discharged from the water tank. There is an advantage to reduce.

In addition, according to the present invention, since the pressurized air of the compressor can be directly supplied to the chemical liquid mixer, it is possible to discharge the drug in a solid form such as powder through the pipe and the nozzle, and also to quickly dispense the drug using the pressurized air of the compressor. This allows the drone to reduce the battery discharge rate (battery consumption) of the drone, which provides the advantage of extending the drone's flight time.

As described above, the present invention has been described by way of limited embodiments and drawings, but the present invention is not limited to the above-described embodiments, which can be variously modified and modified by those skilled in the art to which the present invention pertains. Modifications are possible. Therefore, the spirit of the present invention should be grasped only by the claims described below, and all equivalent or equivalent modifications thereof will belong to the scope of the present invention.

100: drone 110: body housing
201a: 1st pressure piping 201b: 2nd pressure piping
201c: Pressurized branch piping 202a: First valve
202b: second valve 204: common pipe
210: compressor 220: water tank
221: water supply port 222: drain
223: pressure sensor 224: safety valve
225: discharge port 230: drug storage unit
240: chemical mixer 250: control unit
250a: remote receiver 260a-260n: nozzle

Claims (7)

Mounted in the body housing 110 of the drone 100, is started or stopped by the control unit 250 is connected to the water tank 220 by the first pressure pipe 201a is compressed air in the water tank 220 A compressor 210 for supplying;
A water tank 220 mounted on the body housing 110 of the drone 100 and pumping pressurized water to the discharge port 225 by the compressed air supplied from the compressor 210 through the first pressure pipe 201a. ;
It is mounted in the body housing 110 of the drone 100, the powder or liquid medicine containing any one of pesticides, fire extinguishing agents, detoxifying agents is added and stored and the water tank 220 through the second pressure pipe (201b) The pressurized water supplied to the pressurized water of the water tank 220 through the second pressurized pipe 201b and directly connected to the chemical liquid mixer 240 to store the powder or liquid medicine stored in the tank. Drug storage unit 230 to supply to the chemical liquid mixer 240 by;
It is mounted on the body housing 110 of the drone 100, is connected to the discharge port 225 of the water tank 220 through the second pressure pipe 201b to pressurized water of the water tank 220 to the second pressure The common pipe 204 is mixed with the pressurized water through a venturi action to supply powder or liquid medicine supplied from the pipe 201b and directly connected to the drug storage unit 230. Chemical mixer 240 to supply to the plurality of nozzles (260a-260n) through;
Mounted in the body housing 110 of the drone 100, and provided with a remote receiver 250a to start or stop the compressor 210 in accordance with an external control signal wirelessly received from the outside of the drug storage unit 230 A control unit 250 for controlling the drug discharge and the chemical liquid mixing of the chemical liquid mixer 240; And
It is installed to be opened downward in the lower body housing 110 of the drone 100, and is connected to the chemical liquid mixer 240 through a common pipe 204 to inject a plurality of drugs flowing from the chemical liquid mixer 240 downward Drone for spraying pesticide or extinguishing agent, characterized in that it comprises a nozzle (260a-260n). The method of claim 1, wherein the water tank 220,
The water supply port 221 and the drain port 222 is provided that the water is supplied and stored or drained, and the pressure sensor 223 and the safety valve 224 in the tank is configured to automatically adjust the water level through pressure sensing Drone for spraying pesticides or extinguishing agents, characterized in. The method according to claim 1 or 2,
Is installed on the first pressure pipe 201a connected between the compressor 210 and the water tank 220, the opening and closing operation is controlled by the control unit 250 so that the compressed air of the compressor 210 is a water tank ( A drone for spraying pesticides or extinguishing agents, characterized in that it further comprises; a first valve (202a) to control the supply to the 220. The method of claim 3, wherein the control unit 250,
The pressurized water is discharged from the discharge port 225 of the water tank 220 by controlling the start of the compressor 210 and the opening operation of the first valve 202a according to an external control signal received through the remote receiver 250a. Let's
The drug storage unit 230,
The pressurized water is supplied from the water tank 220 through the second pressurized pipe 201b, and the powder or liquid drug in the tank is supplied to the chemical liquid mixer 240 by the pressurized water.
The chemical mixer 240,
The pressurized water is supplied from the water tank 220 through the second pressurized pipe 201b, and the powder or liquid drug supplied from the drug storage unit 230 by the pressurized water is mixed with the pressurized water through a venturi action. Drone for spraying pesticides or extinguishing agents, characterized in that it is supplied to a plurality of nozzles (260a-260n) through a common pipe (204). The method according to claim 1 or 2,
One end is branched from the first pressurized pipe 201a between the compressor 210 and the water tank 220, and the other end is commonly connected to the drug storage unit 230 and the chemical liquid mixer 240, A drone for spraying pesticides or extinguishing agents, further comprising a pressurized branch pipe 201c configured to directly supply or block the compressed air of the compressor 210 to the drug storage unit 230 and the chemical liquid mixer 240. . The method of claim 5.
Is installed on the pressurized branch pipe 201c, the opening and closing operation is controlled by the control unit 250 so that the compressed air of the compressor 210 is directly supplied to the drug storage unit 230 and the chemical liquid mixer 240 A drone for spraying pesticides or extinguishing agents, characterized in that it further comprises; a second valve (202b) to control the. The method of claim 6, wherein the control unit 250,
Controls the start of the compressor 210 and the opening operation of the second valve 202b according to an external control signal received through the remote receiver 250a to discharge the medicine stored in the medicine storage unit 230 and the chemical liquid mixer ( Controlling the injection of the chemical liquid mixture by
The drug storage unit 230,
Compressed air is supplied from the compressor 210 through the pressurized branch pipe 201c and the second valve 202b, and the powder or liquid medicine in the tank is supplied to the chemical liquid mixer 240 by the compressed air.
The chemical mixer 240,
Compressed air is supplied from the compressor 210 through the pressurized branch pipe 201c and the second valve 202b, and the powder or liquid medicine supplied from the drug storage unit 230 by compressed air is ventilated. A drone for spraying pesticides or extinguishing agents, characterized in that it is mixed with compressed air and supplied to a plurality of nozzles (260a-260n) through a common pipe 204.

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