CN104303667B - The application process of fertilizer solution - Google Patents

Abstract

The application process that the invention discloses a kind of fertilizer solution, it comprises the following steps: fertilizer solution is placed on to liquid storage district; Adjust spatial altitude and the horizontal level in liquid storage district; Part fertilizer solution in liquid storage district is placed into feed liquor district; Whole fertilizer solutions in described feed liquor district are placed into spray district; By the whole fertilizer solution ejections in described spray district. adopt such scheme, the present invention is by arranging liquid storage district, feed liquor district and spray district, fertilizer solution subregion is arranged, adjusting after the spatial altitude and horizontal level in liquid storage district, make fertilizer solution to be sprayed be positioned at certain locus, thereby can obtain good dispensing effect.

Description

Application method of fertilizer solution

technical field

The invention relates to fertilizer application, in particular to a fertilizer solution application method.

Background technique

Unmanned aircraft, referred to as "UAV", is an unmanned aircraft controlled by radio remote control equipment and its own program control device. After years of development, unmanned helicopter technology has matured and is widely used in photography, agriculture and other aspects. For example, Chinese patent 200680028914.2 discloses an unmanned helicopter, which is provided with a fuselage (1A), which includes a main body (4) and a tail body; Body (1A) internal engine drive; tail rotor, which is arranged in the rear of the tail body (5). A pair of support legs (8, 8) are provided, which are located on the left and right sides and extend downward from the left and right sides of the lower part of the main body (4); a pair of lifting skids (9), which are located on the left and right sides, and are located on the support legs On the lower end of (8), and in the front view, it is located on the outside of the main body (4) in the width direction of the fuselage (1A). A radiator (71) is provided, which is located further forward than the front end of the skid (8) in side view, and is formed to extend downward from near the bottom surface (83) of the front part of the main body, and has a direction The windward side of the fuselage in the longitudinal direction. The lateral end of the radiator (71) in the width direction of the body (1A) protrudes outward in front view beyond the lateral edge of the main body bottom surface (83) near the radiator (71). In addition, the lateral end (71A) of the radiator (71) is positioned on the inner side in the width direction of the fuselage (1A) inside the skid (9).

The control of unmanned helicopters also has a mature technology. For example, Chinese patent 200310122875.0 provides a control system for unmanned helicopters, including a rotor control mechanism, a heading control mechanism and a throttle control mechanism. The rotor control mechanism drives the automatic tilter up and down or tilts through the selective action of three sets of pitch-variable servos, and drives the rod assembly to control the flight attitude of the rotor. The course control mechanism drives the push-pull cable through the course steering gear, drives the tail rotor pitch change mechanism to change the pitch angle of the tail rotor, and realizes the control of the course. The throttle control mechanism drives the throttle cable to control the opening degree of the engine throttle through the throttle steering gear, so as to realize the control of the engine. The automatic tilter in the invention is novel in design, simple in structure, and convenient for installation and maintenance. The steering gear is small in size, light in weight and high in precision. Three sets of pitch-variable servos are installed directly under the automatic tilter to realize the collective pitch and vertical and horizontal control of the helicopter. The layout is reasonable, the control coupling effect is small, and the installation is compact, close to the center of gravity, and easy to adjust.

There are also many patented technologies for the application of unmanned helicopter technology in agriculture. For example, Chinese patent 201320728877.3 discloses an agricultural unmanned aerial vehicle. Ultrasonic ranging components and anti-collision components are installed on the unmanned multi-rotor helicopter to realize flying close to the ground and follow the ground to prevent materials from scattering, ensure operation quality, and have power output. The device, the material spraying speed and the flying speed are synchronized and adjustable, and the capacity of the lithium battery is increased, and the blanking time is increased. It is safe, environmentally friendly, and easy to operate. It is suitable for large-scale dusting, spraying, fertilization, live broadcasting and other operations. It is based on agricultural technology. Unmanned aerial vehicles required to be designed.

As another example, Chinese patent 201320656148.1 discloses a helicopter electric starter power supply device, which belongs to the technical field of helicopters. The device includes a power supply, the power supply and the helicopter are separately arranged, the electric connection a is drawn from the power supply, the electric connection b is drawn from the electric starting device of the helicopter, and the electric connection a and the electric connection b are electrically connected to each other to realize the power supply for the electric start of the helicopter. The use of this device can reduce the weight of the take-off body of the unmanned helicopter, carry more medicines for agricultural plant protection, and have a longer flight time. The external power supply can be shared by multiple machines, reducing the cost of power batteries for the helicopter and improving the work efficiency of the agricultural unmanned helicopter. .

As another example, Chinese patent 201320497435.2 discloses an agricultural multi-rotor unmanned helicopter, an unmanned helicopter specially designed for farmland operations, a multi-rotor unmanned helicopter that flies over crops at low speed and on a horizontal plane, and can hang a variety of agricultural machinery. Pure electric or hybrid power has the advantages of long battery life, large lift, light weight, and no crash. It has a simple structure, is easy to manufacture, is environmentally friendly, energy-saving, and very safe.

However, how these unmanned helicopters distribute fertilizer is a problem that needs to be solved.

Contents of the invention

Based on this, it is necessary to provide a new application method of fertilizer solution, which is suitable for use by unmanned helicopters.

A technical solution of the present invention is: a fertilizer solution application method, which includes the following steps: placing the fertilizer solution in the liquid storage area; adjusting the space height and horizontal position of the liquid storage area; Place it in the liquid inlet area; place all the fertilizer solutions in the liquid inlet area in the spray area; spray all the fertilizer solutions in the spray area.

For example, the fertilizer is a water-soluble fertilizer.

For example, set the spatial height and horizontal position of the liquid storage area according to the area where the fertilizer is applied.

For example, when all the fertilizer solution in the spraying area is sprayed out, the spatial height and horizontal position of the liquid storage area are adjusted in real time.

For example, according to the preset spraying amount, all the fertilizer solution in the spraying area is sprayed out.

For example, adjust the spatial height and horizontal position of the liquid storage area according to the preset spraying route.

For example, the preset spraying amount is adjusted according to the concentration of the fertilizer solution.

For example, by gravity, a part of the fertilizer solution in the liquid storage area is placed into the liquid intake area.

For example, by gravity, all the fertilizer solution in the liquid inlet area is placed into the spray area.

For example, all the fertilizer solutions in the spraying area are pressurized and then sprayed out.

By adopting the above scheme, the present invention divides the fertilizer solution by setting the liquid storage area, the liquid inlet area and the spray area, and after adjusting the space height and horizontal position of the liquid storage area, the fertilizer solution to be sprayed is located in a certain space position, so as to obtain a better casting effect.

Description of drawings

Fig. 1 is a schematic diagram of an embodiment of the application method of the fertilizer solution of the present invention.

detailed description

In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the associated drawings. Preferred embodiments of the invention are shown in the accompanying drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described below. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

It should be noted that when an element is referred to as being “disposed on” another element, it may be directly on the other element or there may also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only and are not intended to represent the only embodiments.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terminology used herein in the description of the present invention is only for the purpose of describing specific embodiments, not limiting the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

For example, as shown in Figure 1, a method for applying a fertilizer solution comprises the following steps: placing the fertilizer solution in a liquid storage area; adjusting the spatial height and horizontal position of the liquid storage area; Place it in the liquid inlet area; place all the fertilizer solutions in the liquid inlet area in the spray area; spray all the fertilizer solutions in the spray area. Preferably, the fertilizer is a liquid fertilizer. Preferably, the fertilizer is a water-soluble fertilizer. Preferably, spray all the fertilizer solution in the spray area, continue to adjust the space height and horizontal position of the liquid storage area; then continue to place part of the fertilizer solution in the liquid storage area into the liquid inlet area; All the fertilizer solutions in the liquid area are placed into the spray area; all the fertilizer solutions in the spray area are sprayed out. For example, before spraying all the fertilizer solution in the spraying area, the spatial height and horizontal position of the liquid storage area are also adjusted, so that the spatial height and horizontal position of the spraying area are adjusted accordingly.

For example, a method for applying a fertilizer solution includes the following steps: placing the fertilizer solution in a liquid storage area; placing part of the fertilizer solution in the liquid storage area in the liquid inlet area; placing all the fertilizer solution in the liquid inlet area Place it in the spray area; adjust the space height and horizontal position of the liquid storage area. Spray all the fertilizer solution in the spray area. For example, set the spatial height and horizontal position of the liquid storage area according to the application area of the fertilizer, and adjust the liquid storage area in real time during the application of the fertilizer, that is, when all the fertilizer solution in the spray area is sprayed out The spatial height and horizontal position of . For example, according to the preset spraying amount, all the fertilizer solution in the spraying area is sprayed out. Another example is to adjust the spatial height and horizontal position of the liquid storage area according to the preset spraying route. In another example, the preset spraying amount is adjusted according to the concentration of the fertilizer solution. The specific concentration, spraying amount, etc. are set according to different fertilizers and different use environments, which are not limited by the present invention and its various embodiments.

For example, by gravity, part of the fertilizer solution in the liquid storage area is placed in the liquid inlet area; and/or, by gravity, all the fertilizer solution in the liquid inlet area is placed in the spray area.

In another example, all the fertilizer solutions in the spraying area are pressurized and then sprayed out. As another example, all the fertilizer solutions in the spraying area are pressurized and atomized and then sprayed out. Preferably, all the fertilizer solutions in the spray area are pressurized and atomized, and then the atomized liquid is sprayed out. Preferably, the pressure of the spraying area is adjusted according to the wind speed, and all the fertilizer solutions in the spraying area are pressurized and then sprayed out.

Preferably, the liquid storage area communicates with the liquid inlet area through a first driver, and the liquid inlet area communicates with the spray area through the first driver; for example, the first driver includes a first drive device, The second driving device and the third driving device, the first driving device places part of the fertilizer solution in the liquid storage area into the liquid inlet area, and the second driving device places all the fertilizer solution in the liquid inlet area The fertilizer solution is placed in the spray area, and the third driving device sprays all the fertilizer solution in the spray area. For example, the liquid storage area is arranged inside the engine room of the agricultural unmanned helicopter, and for another example, the liquid inlet area is a cylindrical tube, and for another example, several spray pipes are arranged in the spray area, and preferably, the spray pipe is provided with several nozzles. Preferably, several shower nozzles are protruded from the shower pipe; or, several hole-shaped nozzles are protruded from the shower pipe; for example, the aperture of the hole-shaped nozzle is less than 1 mm; preferably, the hole-shaped nozzle The aperture of the nozzle is less than 0.5 mm. Preferably, the aperture of the porous nozzle is less than 0.05 mm, so that the atomized fertilizer solution can be sprayed out. Preferably, the liquid storage area, the liquid inlet area, and the spray area are integrated into a spray device. As another example, the agricultural unmanned helicopter is provided with a plurality of first fixing positions, and the spraying device is correspondingly provided with a plurality of first fixing parts, and the spraying device is fixedly arranged on the agricultural unmanned helicopter through each first fixing part. Preferably, the spraying device is fixedly hung on the lower part of the agricultural unmanned helicopter through each first fixing member. For example, the spraying device is arranged on the frame of the agricultural unmanned helicopter. Preferably, the rack is extended with several spray pipes.

For example, a spraying device includes a liquid storage area, a liquid inlet area, a spray area and a first driver; the liquid storage area is used to store spray liquid; the liquid storage area passes through the first driver communicate with the liquid inlet area, and the liquid inlet area communicates with the spray area through the first driver; for example, the first driver includes a first drive device, a second drive device and a third drive device, the The first driving device is used to place part of the spray liquid in the liquid storage area into the liquid inlet area, and the second drive device is used to place all the spray liquid in the liquid inlet area into the liquid inlet area. In the spray area, the third driving device is used to spray all the spray liquid in the spray area. For example, the liquid storage area is arranged inside the engine room of the agricultural unmanned helicopter. For another example, the liquid inlet area is a cylindrical tube. The spray pipe, preferably, the spray pipe is provided with several spray heads. Preferably, several shower nozzles are protruded from the shower pipe; or, several hole-shaped nozzles are protruded from the shower pipe; for example, the aperture of the hole-shaped nozzle is less than 1 mm; preferably, the hole-shaped nozzle The diameter of the hole is less than 0.5mm. Preferably, the hole diameter of the hole-shaped spray head is less than 0.05mm, so that the atomized spray liquid can be sprayed out. As another example, the agricultural unmanned helicopter is provided with a plurality of first fixing positions, and the spraying device is correspondingly provided with a plurality of first fixing parts, and the spraying device is fixedly arranged on the agricultural unmanned helicopter through each first fixing part. Preferably, the spraying device is fixedly hung on the lower part of the agricultural unmanned helicopter through each first fixing member. For example, the spraying device is arranged on the frame of the agricultural unmanned helicopter. Preferably, the rack is extended with several spray pipes. Preferably, the liquid inlet area is not sealed, for example, it is provided with a through hole connected to the outside or communicated with the outside through an extended air channel.

Wherein, the capacity of the liquid inlet area is smaller than the liquid storage area, and the capacity of the spray area is not less than the liquid inlet area; for example, the capacity of the liquid inlet area is 100 milliliters, and the capacity of the liquid storage area is 1 liter to 10 liters, the capacity of the spray area is from 100ml to 10000ml. For example, the liquid inlet area is arranged under the liquid storage area, the spray area is arranged under the liquid inlet area, and the liquid inlet area is provided with two driving valves, wherein the first driving valve is the The first driving device, the second driving valve is the second driving device, the first driving valve is opened, the second driving valve is closed, the spray liquid flows from the liquid storage area into the liquid inlet area, and the first driving valve is closed , the second driving valve is opened, and the spray liquid flows into the spray area from the liquid inlet area. Alternatively, the driving device can be implemented using existing technologies.

As another example, the driving device includes a housing and a driving motor, the motor shaft of the driving motor is linked with a radially fixed and axially rotating screw, and the screw sleeve is provided with a moving shaft that can move linearly along the axial direction of the screw. Part of the moving shaft is placed inside the casing, and part of it is exposed outside the casing. One end of the moving shaft corresponding to the inside of the casing is fixed with an everted flange, and one end of the moving shaft corresponding to the outside of the casing is fixed with a The connecting portion where the spray pipe is connected, the housing is fixed with a limiting portion that is used to limit the moving distance of the moving shaft and can interfere with the flange portion. The setting method of the moving shaft and the screw rod realizes that the moving shaft can move linearly along the axial direction of the screw rod, that is, it drives the spray pipe to do linear reciprocating motion, so that the same spraying distance can be realized, and the spraying with a shorter length can be set. Pipe; the same length of spray pipe, with a longer spray distance.

As another example, the first drive device is provided with a reciprocating first radial push rod for pushing part of the spray liquid in the liquid storage area to the liquid inlet area; preferably, the first drive The device is also provided with a first driving unit, which is used to cooperate with the second driving device to place all the spray liquid in the liquid inlet area into the spray area; for example, the liquid inlet area is an opening at both ends The cylinder, the first driving unit and the second driving device are respectively located at two ends of the cylinder as the ends. In another example, one end of the first driving device is rotatably connected to the main body of the spray device, and the other end is fixedly connected to a container, which is the liquid inlet area. As another example, the third drive device is provided with a pressurizing device, and the spray area is provided with a sealed cavity; the second drive device is used to place all the spray liquid in the liquid inlet area into the spray area The sealed chamber is then inflated and pressurized by the pressurizing device of the third driving device, and then the third driving device opens the sealed chamber to spray all the spray liquid in the spray area. Preferably, the spray area is provided with several micro-spray heads, for example, the apertures of which are 0.01 mm to 0.1 mm, so that atomized spray liquid can be sprayed out.

Preferably, the spray liquid is a liquid pesticide solution or fertilizer solution. Preferably, the spray liquid is a liquid chemical fertilizer solution.

Preferably, the liquid storage area is provided with a liquid storage cover, which is used to cover the liquid storage cover after the spray liquid is put into the liquid storage area, so that the spray liquid inside the liquid storage area is not easy to spill out to Exterior of the sprinkler. Preferably, the liquid storage cover is extended upward with a ventilation pipe, one end of which communicates with external air and the other end communicates with the liquid storage area, so as to maintain a certain air pressure in the liquid storage area. Preferably, the agricultural unmanned helicopter is provided with a fixed frame, which has at least one hook, and an 8-shaped collar is sleeved outside the vent pipe, and the collar has two ring parts, and the first ring part is fixed Outside the air pipe, the second ring part is movably sleeved on the hook part. In this way, it is convenient to take and place the vent tube. Preferably, the ventilation tube is a rubber tube.

For example, a method for applying a pesticide solution includes the following steps: placing the pesticide solution in a liquid storage area; adjusting the space height and horizontal position of the liquid storage area; placing part of the pesticide solution in the liquid storage area into the liquid inlet area; All the pesticide solutions in the liquid inlet area are placed in the spray area; all the pesticide solutions in the spray area are sprayed out. For example, a pesticide solution with a preset concentration is placed in the liquid storage area. Preferably, the pesticide is a liquid pesticide. Preferably, the pesticide is a water-soluble pesticide. Preferably, all the pesticide solutions in the spraying area are sprayed out, and the spatial height and horizontal position of the liquid storage area are continued to be adjusted; All the pesticide solutions in the liquid area are placed into the spray area; all the pesticide solutions in the spray area are sprayed out. For example, before spraying all the pesticide solution in the spraying area, the spatial height and horizontal position of the liquid storage area are also adjusted.

For example, a method for applying a pesticide solution comprises the following steps: placing the pesticide solution in a liquid storage area; placing part of the pesticide solution in the liquid storage area in the liquid inlet area; placing all the pesticide solution in the liquid inlet area Place it in the spray area; adjust the space height and horizontal position of the liquid storage area; spray all the pesticide solutions in the spray area. For example, according to the application area of the pesticide, the spatial height and horizontal position of the liquid storage area are set, and during the application of the pesticide, that is, when all the pesticide solution in the spray area is sprayed out, the liquid storage area is adjusted in real time The spatial height and horizontal position of the spraying area are adjusted accordingly. For example, according to the preset spraying amount, all the pesticide solutions in the spraying area are sprayed out. Another example is to adjust the spatial height and horizontal position of the liquid storage area according to the preset spraying route. In another example, the preset spraying amount is adjusted according to the concentration of the pesticide solution. The specific concentration, spraying amount, etc. are set according to different pesticides and different use environments, which are not limited by the present invention and its various embodiments.

For example, by gravity, part of the pesticide solution in the liquid storage area is placed in the liquid inlet area; and/or, by gravity, all the pesticide solution in the liquid inlet area is placed in the spray area.

As another example, all the pesticide solutions in the spraying area are pressurized and then sprayed out. In another example, all the pesticide solutions in the spraying area are pressurized and atomized and then sprayed out. Preferably, all the pesticide solutions in the spraying area are pressurized and atomized, and then the atomized liquid is sprayed out. Preferably, the pressure of the spraying area is adjusted according to the wind speed, and all the pesticide solutions in the spraying area are pressurized and then sprayed out.

Preferably, the liquid storage area communicates with the liquid inlet area through a first driver, and the liquid inlet area communicates with the spray area through the first driver; for example, the first driver includes a first drive device, The second driving device and the third driving device, the first driving device puts part of the pesticide solution in the liquid storage area into the liquid inlet area, and the second driving device places all the pesticide solution in the liquid inlet area The pesticide solution is placed in the spray area, and the third driving device sprays all the pesticide solution in the spray area. For example, the liquid storage area is arranged inside the engine room of the agricultural unmanned helicopter, and for another example, the liquid inlet area is a cylindrical tube, and for another example, several spray pipes are arranged in the spray area, and preferably, the spray pipe is provided with several nozzles. Preferably, several shower nozzles are protruded from the shower pipe; or, several hole-shaped nozzles are protruded from the shower pipe; for example, the aperture of the hole-shaped nozzle is less than 1 mm; preferably, the hole-shaped nozzle The aperture of the hole is less than 0.5 mm. Preferably, the aperture of the hole-shaped nozzle is less than 0.05 mm, so that the atomized pesticide solution can be sprayed out. Preferably, the liquid storage area, the liquid inlet area, and the spray area are integrated into a spray device. As another example, the agricultural unmanned helicopter is provided with a plurality of first fixing positions, and the spraying device is correspondingly provided with a plurality of first fixing parts, and the spraying device is fixedly arranged on the agricultural unmanned helicopter through each first fixing part. Preferably, the spraying device is fixedly hung on the lower part of the agricultural unmanned helicopter through each first fixing member. For example, the spraying device is arranged on the frame of the agricultural unmanned helicopter. Preferably, the rack is extended with several spray pipes.

For example, a sensing device for an agricultural unmanned helicopter is provided with several sensors for sensing the real-time distance between the agricultural unmanned helicopter and the object below; as another example, the sensing device is used to transmit the real-time distance to The agricultural unmanned helicopter; as another example, the sensing device is used to transmit the real-time distance to the controller of the agricultural unmanned helicopter; preferably, the sensing device is provided with a comparison unit for comparing each sensor For another example, the comparison unit transmits the minimum value thereof to the agricultural unmanned helicopter; preferably, the comparison unit or the agricultural unmanned helicopter adopts the minimum value as the real-time distance, Or, as an effective real-time distance. Preferably, the sensing device is provided with a timer, which is respectively connected to each of the sensors, and is used to send a time signal at intervals of a preset time period, and each time each of the sensors receives the time signal, it will sense The distance between the agricultural unmanned helicopter and the object below is used as the real-time distance; for example, the preset time period is 0.05 seconds, 0.1 seconds, 0.2 seconds, 0.5 seconds, 0.8 seconds, 1 second, 2 seconds or 5 seconds, That is, every interval of 0.05 seconds, 0.1 seconds, 0.2 seconds, 0.5 seconds, 0.8 seconds, 1 second, 2 seconds or 5 seconds, the timer sends a time signal, and each of the sensors senses the distance once. Correspondingly, the agricultural unmanned helicopter is provided with a controller for adjusting its altitude according to the real-time distance; for example, the agricultural unmanned helicopter is provided with a controller for adjusting its altitude according to the real-time distance and the planned route. high.

Preferably, the sensing device is provided with a memory and a judger, the memory is used to store a preset distance limit value, and the judger is used to adjust the agricultural unmanned vehicle when the real-time distance is less than the distance limit value. the height of the helicopter; for example, the judger is used to send an adjustment height notification when the real-time distance is less than the distance limit value, and is used to adjust the height of the agricultural unmanned helicopter; for example, the judger is used for When the real-time distance is less than the distance limit value, an altitude adjustment notification is sent to the controller, and the controller adjusts the height of the agricultural unmanned helicopter according to the real-time distance. For example, the memory is provided with a first storage unit for storing a preset distance limit value; the judger is provided with a first judgment unit for adjusting the agricultural distance when the real-time distance is less than the distance limit value. The height of the unmanned helicopter, for example, notifies the controller to control the rise of the agricultural unmanned helicopter, for example, to a certain height, such as 5 centimeters, 10 centimeters, 20 centimeters or 50 centimeters; for example, in the When the effective real-time distance is less than the distance limit value, the height of the agricultural unmanned helicopter is adjusted. As another example, the memory is also provided with a second storage unit for storing a target height value and a deviation threshold, and the judger is also provided with a second judgment unit for when the real-time distance deviates from the target height value by more than the When deviating from the threshold, adjust the height of the agricultural unmanned helicopter; for example, notify the controller to control and adjust the height of the agricultural unmanned helicopter; for example, the target height is 200 cm, and the deviation threshold is 10 cm, The real-time distance is 180 cm or 220 cm, and the real-time distance deviates from the target height value by 20 cm, which is greater than the deviation threshold, and the second judging unit notifies the controller to control and adjust the height of the agricultural unmanned helicopter. Height, for example, ascending at a real-time distance of 180 cm or descending 20 cm at a real-time distance of 200 cm.

For example, the sensing device is arranged on the frame of the agricultural unmanned helicopter. For example, a plurality of grooves are provided at the bottom of the frame of the agricultural unmanned helicopter, and each groove accommodates a sensor; and/or, a front end and a rear end of the agricultural unmanned helicopter are respectively provided with a The sensor; as another example, one sensor is respectively arranged on the periphery of the agricultural unmanned helicopter.

For example, an wind speed measurement device includes an air inlet, a blade anemometer, and a discharge port; external wind enters the blade anemometer through the air inlet, and then escapes from the discharge port. Preferably, it is tubular; for example, a tubular wind speed measurement device has two ends, the first end is provided with the air inlet, and the second end is provided with the discharge port; preferably, the tubular wind speed measurement The device is provided with a wind measuring cavity, in which the blade anemometer is accommodated; preferably, the tubular wind speed measuring device is cylindrical. Wherein, the blade anemometer is preferably a propeller-type blade anemometer. As another example, the distance between the air inlet and the blade anemometer is smaller than the distance between the blade anemometer and the dissipation port; preferably, the air inlet is arranged adjacent to the blade anemometer; for example, The distance between the air inlet and the blade anemometer is 3 to 5 centimeters; as another example, several of the dissipation ports are dispersedly arranged. Preferably, the wind speed measuring device is arranged at the front of the agricultural unmanned helicopter or at a position away from the rotor, preferably, the wind speed measuring device is provided with a wind speed transmitter for sending wind speed information to the agricultural unmanned helicopter controller. For example, a wind speed measuring device for an agricultural unmanned helicopter; as another example, an agricultural unmanned helicopter, which includes any wind speed measuring device. For example, an agricultural unmanned helicopter includes a controller and the wind speed measuring device, the wind speed measuring device is connected to the controller, for example, the blade anemometer is connected to the controller; as another example, the The wind speed transmitter is connected to the controller; it is used to send the wind speed information measured by the blade anemometer to the controller; the controller adjusts the flight speed of the agricultural unmanned helicopter according to the wind speed information, Flight altitude, spraying or spraying speed, etc., also determine whether to continue to perform the flight mission according to the wind speed information. For example, when the wind is strong, stop spraying pesticides or fertilizers, and when the wind is too strong, return to the voyage. In this way, flight missions can be intelligently executed according to the wind speed.

For example, the agricultural unmanned helicopter also includes a rainwater measuring device. For example, a rainwater measuring device includes a water inlet, a rainwater meter, and a water outlet; the water inlet is used to collect rainwater, flows into the rainwater meter, measures the amount of rainwater by it, and then discharges it through the water outlet; in order to solve the problem of measuring rainwater more accurately As another example, the area of the water inlet is larger than the area of the water outlet, that is, the water inlet area of the water inlet is larger than the water outlet area of the water outlet; for example, the water inlet and the water outlet are both Round shape, the radius of the water inlet is larger than the radius of the water outlet, which is conducive to more accurate measurement of rainwater and avoids errors. In order to solve the technical problem of how to quickly drain water, preferably, multiple water outlets are provided; preferably, the area of the water inlet is greater than the total area of each of the water outlets, for example, including one water inlet and four water outlets , the water inlet and the water outlet are both square, and the side length of the water inlet is twice the side length of the water outlet, so that the area of the water inlet is greater than the total area of each of the water outlets. Wherein, the opening of the water inlet is set upward, that is, the opening of the water inlet is upward, for example, it can be understood as facing the sky, for collecting rainwater; the opening of the water outlet is downward. As another example, in order to solve the technical problem of how to better collect rainwater, the water inlet is circular, dish-shaped or funnel-shaped. In order to solve the problem of rainwater measurement ahead, a first auxiliary port is also provided, the opening of which is forward, for example, can be understood as facing forward, that is, the flying direction. The first auxiliary port is used to collect the rainwater that floats in from the front, and flows into the rain gauge. For example, the rainwater measuring device includes a water inlet pipe, the water inlet pipe is provided with an upward water inlet and a first auxiliary port with an opening forward, the rainwater collected by the water inlet and the first auxiliary port flows into the rain meter through the water inlet, and is measured by it. amount of rain. For example, the first auxiliary port is connected to the water inlet pipe through a first auxiliary pipe; in order to solve the problem of rainwater measurement in an oblique orientation, preferably, the water inlet pipe is also provided with a second auxiliary port with an opening obliquely upward. Preferably, the second auxiliary port is connected to the water inlet pipe through a second auxiliary pipe. In order to solve the problem of comprehensive rainwater measurement, preferably, the second auxiliary pipe is rotatably connected to the water inlet pipe, for example, it is rotatably sleeved on the water inlet pipe. The upper end of the water pipe, preferably, the second auxiliary pipe is sleeved on the upper end of the water inlet pipe through a sleeve joint; and, the water inlet pipe is extended obliquely to provide an extension, which is provided with an upward water inlet, preferably, The area of the water inlet is larger than the cross-sectional area of the extension or the water inlet pipe, for example, the water inlet is circular, and its radius or diameter is larger than the pipe diameter of the extension or the water inlet pipe. Wherein, the rain meter is a rain gauge, and existing products can be used. Preferably, the rainwater measuring device is tubular; for example, the tubular rainwater measuring device is provided with interconnected water inlet pipes and outlet pipes, and has a water inlet and a water outlet as a whole; the rain meter is arranged inside the water inlet pipe or the water outlet pipe. For example, the tubular rainwater measuring device has two ends, the first end is provided with the water inlet, and the second end is provided with the water outlet; preferably, the first end is expanded; for example, the The first end is dish-shaped. Preferably, a monitoring chamber is also provided, wherein the rain meter is accommodated; for example, the tubular rainwater measuring device is provided with a monitoring chamber, wherein the rainwater meter is accommodated; preferably, the tubular rainwater measuring device is a cylinder shape. Wherein, the rain meter is preferably a propeller-type rain meter. As another example, the distance between the water inlet and the rain meter is smaller than the distance between the rain meter and the water outlet; preferably, the water inlet is adjacent to the rain meter; for example, the water inlet and the rain meter The distance between the rain gauges is 3 to 5 centimeters; as another example, several of the water outlets are scattered. Preferably, the rainwater measuring device is arranged on the upper part of the agricultural unmanned helicopter or at a position away from the rotor, and the water inlet is located on the upper part of the agricultural unmanned helicopter. Preferably, the rainwater measuring device is provided with a rainwater information transmitter for sending rainwater information to the controller of the agricultural unmanned helicopter. For example, a rainwater measuring device of an agricultural unmanned helicopter; another example, an agricultural unmanned helicopter, which includes any rainwater measuring device. For example, an agricultural unmanned helicopter includes a controller and the rainwater measuring device, the rainwater measuring device is connected to the controller, for example, the rain meter is connected to the controller; as another example, the rainwater information The transmitter is connected to the controller; it is used to send the rainwater information measured by the rain meter to the controller; the controller adjusts the flight speed, flight altitude, Spraying or spraying speed, etc., also determine whether to continue to perform the flight mission according to the rainwater information. For example, when the rain does not affect the quality or flight safety of agricultural unmanned helicopters, continue to perform flight missions; when the rain is heavy, stop spraying pesticides or fertilizers, and for example, when the rain is too heavy, return. In this way, flight missions can be intelligently performed according to rain conditions.

For example, a sowing device includes a seed storage area, a seed feeding area, a seeding area and a second driver; the seed storage area is used to store seeds; A seeding area, the seeding area communicates with the sowing area through the second driver; for example, the second driver includes a first driving unit, a second driving unit and a third driving unit, and the first driving unit uses For placing part of the seeds in the seed storage area into the seed introduction area, the second driving unit is used to place all the seeds in the seed introduction area into the sowing area, and the third drive unit Used to spread out all the seeds in the sowing area. For example, the seed storage area is set inside the cabin of the agricultural unmanned helicopter, and for another example, the seed feeding area is a cylindrical tube, and for another example, the sowing area is a sowing tube. Preferably, the sowing tube is provided with several branch tubes. Preferably, several branch pipes are protruded from the sowing tube; or, several cylindrical branch pipes are protruded from the sowing pipe; for example, the diameter of the cylindrical branch pipe is less than 1 mm; preferably, the The diameter of the cylindrical branch pipe is less than 0.5 mm. Preferably, the diameter of the cylindrical branch pipe is less than 0.05 mm, so that smaller seeds can be scattered. As another example, the agricultural unmanned helicopter is provided with a plurality of first fixing positions, and the sowing device is correspondingly provided with a plurality of first fixing parts, and the sowing device is fixedly arranged on the agricultural unmanned helicopter through each first fixing part. Preferably, the sowing device is fixedly hung on the lower part of the agricultural unmanned helicopter through each first fixing member. For example, the sowing device is arranged on the frame of the agricultural unmanned helicopter. Preferably, several seeding pipes are extended from the frame. Preferably, the third driving unit is provided with a supercharger, which pumps external air into the sowing area, so as to enhance the initial power of sowing and obtain better sowing effect. Preferably, the pressure of the sowing area is adjusted according to the wind speed, and the seeds are ejected from the sowing area at a high speed, so that a better sowing effect can be obtained.

Wherein, the capacity of the seeding area is smaller than that of the storage area, and the capacity of the sowing area is not less than that of the seeding area; for example, the capacity of the seeding area is 100 milliliters, and the capacity of the storage area is 1 liter to 10 liters, the capacity of the sowing area is 100ml to 10000ml. For example, the seeding area is set under the seed storage area, the sowing area is set under the seeding area, and the seeding area is provided with two control valves, wherein the first control valve is the second control valve. A drive unit, the second control valve is the second drive unit, the first control valve is opened, the second control valve is closed, the seeds flow from the seed storage area into the seed feeding area, the first control valve is closed, and the second control valve is closed. The control valve is opened, and the seeds flow into the sowing area from the seeding area. Alternatively, the drive unit can be implemented using existing technologies.

For example, a rotor device of an agricultural unmanned helicopter has a mounting frame, and the rotor device is fixedly installed on the agricultural unmanned helicopter through the mounting frame. Preferably, the mounting bracket protrusion is arranged on the top of the agricultural unmanned helicopter, which resembles a flower growing on the head. Such a structural design helps to improve lift, is suitable for maintaining a hovering state, and is suitable for When the wind is not particularly strong, it is widely used in various terrains, including mountain environments.

For example, the rotor device is also provided with at least one set of rotor units, and each set of rotor units includes a mounting rod, a rotor and its transmission system, and each set of rotor units is fixedly installed on the agricultural unmanned helicopter through the mounting frame. ; For example, a mounting rod is set on the mounting frame, and a rotor and its transmission system are set on the mounting rod. The rotor device is also provided with two sets of rotor units. For example, the rotor device includes the mounting frame and several mounting rods thereof, several rotors and their transmission systems. Wherein, the rotor can be realized by using the existing technology, for example, the end of the rotor is provided with a convex arc area at the leading edge and a concave arc area at the trailing edge. The convex arc area and the concave arc area have preset convex arcs and preset concave arcs respectively; in this way, in the hovering state, for a given pull coefficient, the new propeller tip aerodynamic shape optimizes the rotor torque coefficient compared with conventional aerodynamic The shape of the rotor is small. As another example, the rotor device includes one, two or more first rotors whose axes of rotation are perpendicular to the ground for lifting the agricultural unmanned helicopter; the rotor device also includes at least one second rotor whose axes of rotation are parallel to the ground. on the ground, used to propel the agricultural unmanned helicopter; preferably, the rotor device further includes at least one pair of the second rotors, the rotation axes of each pair of second rotors are located on the same straight line, and the rotation directions are oppositely set for Forward, backward or realize air brake function.

Wherein, the transmission system can be realized by using existing technologies, for example, the transmission system includes a driving shaft, a concentric driving gear fixedly arranged at the output end of the driving shaft, a driven shaft, a concentric driven gear fixedly arranged at the input end of the driven shaft, A concentric main shaft gear A that runs through the main shaft and is fixedly connected with the main shaft, and a concentric main shaft gear B that is located below the main shaft gear A, runs through the main shaft, and is movably connected with the main shaft. The unmanned rotor helicopter comprises a rotor head and a main shaft fixed to the rotor head. Main shaft gear A, main shaft gear B, driving gear and driven gear are all spiral bevel gears. The driving gear and the driven gear are arranged concentrically and symmetrically, the main shaft gear A meshes with the driving gear and the driven gear respectively, and the main shaft gear B meshes with the driving gear and the driven gear respectively. Such a structure helps to realize the mutual cancellation of forces, reduces gear wear, and increases the stability of the transmission system.

Preferably, the rotor device is also fixedly provided with an annular outer wing ring outside the rotor of each rotor unit. For example, the rotor has three blades. The rotor rotates inside its outer ring. Preferably, the outer wing ring is provided with a coating. For example, bright color coatings, such as yellow coatings, etc. Preferably, the outer wing ring is provided with an air hole, and when the rotor rotates, air flows through the air hole; preferably, the air hole is provided with a chamber having an air inlet and an air outlet, and the air inlet and the air outlet are parallel Setting, that is, the extension directions of the two are parallel and do not intersect; when the rotor rotates, the air flows through the air inlet, the interior of the chamber and the air outlet, forming a sound similar to a whistle, which is used to repel birds.

For example, the mounting frame is provided with several mounting rods, and at least one net is arranged between at least two mounting rods; for example, the mounting frame is provided with two mounting rods, and a net is also arranged between the two mounting rods; At least one net is also extended between the poles; preferably, several nets are also arranged between several installation poles, the number, distribution and mesh of which can be determined according to actual usage conditions, and are used to remove flying insects or flies, etc.; for example, A net is set between the two installation poles; preferably, a three-sided fence is set, that is, a net with three sides. In this way, by controlling the size of the grid, flying insects can be repelled or killed in an environment with many flying insects, and even birds can be driven or caught.

For example, an agricultural unmanned helicopter is provided with a solar battery and its charging circuit, and a battery and its control circuit; the solar battery is used to convert solar energy into electrical energy, and the battery is charged through the charging circuit. The storage battery is used to drive the agricultural unmanned helicopter through the drive circuit, for example, to supply power to the controller therein, to drive the rotor of the agricultural unmanned helicopter, and to control the agricultural unmanned helicopter to perform flight tasks, including Ascent, descent, flight, spraying, fertilizing and/or seeding etc. Preferably, the charging circuit is provided with an inductive switch. For example, the sensor switch is an illumination sensor switch, which is used to sense the illumination of the external environment. When the illumination is greater than a certain solar battery charging threshold, the charging circuit is turned on, and the solar battery converts solar energy into electrical energy. The charging circuit charges the storage battery, or, when the illuminance is lower than a certain solar battery charging threshold, the charging circuit is turned off, and the solar battery stops charging the storage battery. In another example, the sensor switch is a rain sensor switch, which is used to sense whether it is raining in the external environment, and when it rains or gets wet, the charging circuit is turned off, and the solar battery stops charging the storage battery.

Preferably, the solar cell includes several solar cell panels, and each solar cell panel is arranged in a dispersed manner; as another example, each solar cell panel is arranged in series; as another example, each solar cell panel is arranged in parallel.

Preferably, the battery includes several lithium-ion batteries, and the lithium-ion batteries are arranged in a dispersed manner; as another example, the lithium-ion batteries are arranged in series; in another example, the lithium-ion batteries are arranged in parallel.

For example, an agricultural unmanned helicopter includes any one of the above-mentioned embodiments. Another example is an agricultural unmanned helicopter, which is implemented by using any of the above-mentioned embodiments.

It should be noted that other embodiments of the present invention also include an implementable application method of the pesticide solution formed by combining the technical features in the above embodiments.

In order to make the above objects, features and advantages of the present invention more obvious and comprehensible, specific implementations of the present invention will be described in detail above with reference to the accompanying drawings. In the foregoing description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, the present invention can be implemented in many other ways different from those described above, and those skilled in the art can make similar improvements without departing from the connotation of the present invention, so the present invention is not limited by the specific embodiments disclosed above. Moreover, the various technical features of the above-mentioned embodiments can be combined arbitrarily. For the sake of concise description, all possible combinations of the various technical features in the above-mentioned embodiments are not described. However, as long as there is no combination of these technical features Any contradiction should be regarded as within the scope of the description in this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the description thereof is relatively specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (9)

1. an application method of fertilizer solution, is characterized in that, comprises the following steps: Place the fertilizer solution in the reservoir; Adjust the space height and horizontal position of the liquid storage area; Put part of the fertilizer solution in the liquid storage area into the liquid inlet area; Place all the fertilizer solutions in the liquid inlet area into the spray area; The liquid storage area, the liquid inlet area, and the spray area are integrated into a spray device; the spray device also includes a first driver and a sealed cavity; the liquid storage area is used to store fertilizer solution The liquid storage area communicates with the liquid inlet area through the first driver, and the liquid inlet area communicates with the spray area through the first driver; the first driver includes a first drive device, a second A driving device and a third driving device, the first driving device is used for placing part of the fertilizer solution in the liquid storage area into the liquid inlet area, and the second driving device is used for placing part of the fertilizer solution in the liquid inlet area All the fertilizer solutions in the spray area are placed into the spray area, and the third driving device is used to spray all the fertilizer solutions in the spray area; the first drive device is provided with a reciprocating first radial push rod Used to push part of the fertilizer solution in the liquid storage area to the liquid inlet area; the second driving device is used to place all the fertilizer solution in the liquid inlet area into the sealed cavity of the spray area ; The third driving device is provided with a pressurizing device for inflating and pressurizing to open the sealed cavity; The liquid inlet area is arranged under the liquid storage area, the spray area is arranged under the liquid inlet area, and the liquid inlet area is provided with two driving valves, wherein the first driving valve is the first a driving device, the second driving valve being said second driving device; The third driving device includes a housing and a driving motor, the motor shaft of the driving motor is linked with a radially fixed and axially rotating screw, and the screw sleeve is provided with a moving shaft that moves linearly along the axial direction of the screw, Part of the moving shaft is placed inside the casing, and part of it is exposed outside the casing. One end of the moving shaft corresponding to the inside of the casing is fixed with an everted flange, and one end of the moving shaft corresponding to the outside of the casing is fixed with a The connecting part where the spray pipe is connected, the housing is fixed with a limiting part for limiting the moving distance of the moving shaft and interfering with the flange part; The liquid storage area is provided with a liquid storage cover, which is used to cover the liquid storage cover after the fertilizer solution is put into the liquid storage area, so that the fertilizer solution inside the liquid storage area is not easy to spill out to the outside of the spraying device ; The liquid storage cover is extended upward with a ventilation pipe, one end of which is connected to the outside air, and the other end is connected to the liquid storage area, so as to maintain a certain air pressure in the liquid storage area; The pressure of the spraying area is adjusted according to the wind speed, and all the fertilizer solutions in the spraying area are pressurized and sprayed out. 2. The application method according to claim 1, wherein the fertilizer is a water-soluble fertilizer. 3. The application method according to claim 1, characterized in that the space height and horizontal position of the liquid storage area are set according to the application area of the fertilizer. 4. The application method according to claim 1, characterized in that when spraying all the fertilizer solution in the spray area, the spatial height and horizontal position of the liquid storage area are adjusted in real time. 5. The application method according to claim 1, characterized in that, all the fertilizer solution in the spraying area is sprayed out according to a preset spraying amount. 6. The application method according to claim 1, characterized in that, according to the preset spraying route, the spatial height and horizontal position of the liquid storage area are adjusted. 7. The application method according to claim 5, characterized in that, the preset spraying amount is adjusted according to the concentration of the fertilizer solution. 8. The application method according to claim 1, characterized in that, by gravity, part of the fertilizer solution in the liquid storage area is placed into the liquid inlet area. 9. The application method according to claim 1, characterized in that all the fertilizer solution in the liquid inlet area is placed into the spray area by gravity.