Unmanned aerial vehicle, unmanned aerial vehicle system and monitoring method for monitoring crop diseases and insect pests

Abstract

This invention discloses a drone, drone system, and monitoring method for monitoring crop diseases and pests. The drone includes a drone body, a telescopic component, and a visual detection component. The telescopic component is installed at the lower end of the drone body with its telescopic end facing downwards. The visual detection component is installed on the telescopic end of the telescopic component. The drone body has a controller, and the telescopic component and the visual detection component are electrically connected to the controller. The telescopic end of the telescopic component can extend or retract to drive the visual detection component to move away from or towards the drone body. The visual detection component is used to acquire image signals. The drone, drone system, and monitoring method for monitoring crop diseases and pests described in this application can monitor diseases and pests at different parts of crop growth.

Description

Technical Field

[0001] The present invention relates to the technical field of agricultural drones, and in particular to drones, drone systems and monitoring methods for monitoring crop pests and diseases. Background Art

[0002] In the current agricultural crop pest and disease monitoring, pest and disease information is mainly collected by fixed network cameras or traditional drones, and the type and degree of damage of pests and diseases are subjectively identified by human eyes.

[0003] Moreover, the monitoring equipment is immobile, and the monitoring angle and effect need to be constantly adjusted. The monitoring range cannot reach the growing parts of crops, and cannot grasp the growth conditions below the top of crops or even the roots. Agricultural workers are required to enter the fields for on-site operations, which is inefficient and inflexible. As a result, the level of intelligence and informatization of pest and disease monitoring during the growth of agricultural crops is not high, resulting in a high waste of agricultural human resources. Summary of the invention

[0004] In order to solve the above technical problems, the present invention provides a drone, a drone system and a monitoring method that can monitor pests and diseases in growing parts of crops.

[0005] A drone for monitoring crop pests and diseases comprises a drone body, a telescopic component and a visual detection component, wherein the telescopic component is mounted at the lower end of the drone body with its telescopic end facing downward, and the visual detection component is mounted on the telescopic end of the telescopic component. The drone body has a controller, and the telescopic component and the visual detection component are electrically connected to the controller respectively. The telescopic end of the telescopic component can be extended or shortened to drive the visual detection component to move away from or close to the drone body, and the visual detection component is used to obtain image signals.

[0006] Preferably, the telescopic assembly includes at least two folding rods and drive motors corresponding to the folding rods one by one, and the drive motors are electrically connected to the controller. The folding rods are vertically and sequentially arranged from top to bottom below the drone body. The drive motor located at the top is installed at the lower end of the drone body, and its drive shaft is horizontally distributed and transmission connected to the upper end of the corresponding folding rod. The remaining drive motors are respectively installed at the lower ends of the folding rods located above and adjacent to the corresponding folding rods, and the drive shafts of the drive motors are horizontally distributed and transmission connected to the upper ends of the corresponding folding rods. The lower end of the folding rod located at the bottom constitutes the telescopic end of the telescopic assembly.

[0007] Preferably, the visual detection component includes an electric pan-tilt head and a camera electrically connected to the controller respectively, the electric pan-tilt head is installed at the telescopic end of the telescopic component, and the camera is installed at the driving end of the electric pan-tilt head.

[0008] A drone system for monitoring crop diseases and insect pests comprises the above-mentioned drone for monitoring crop diseases and insect pests, and also comprises a cloud server and a remote controller, wherein the controller is provided with a storage module and a communication module, the telescopic component, the electric pan / tilt head, the camera and the drone body are respectively connected to the remote controller through the communication module, the storage module is connected to the camera data, and is connected to the cloud server through the communication module, the camera is used to send the image signal it acquires to the storage module, and the storage module is used to transmit the image signal transmitted thereto to the cloud server.

[0009] Preferably, it also includes a positioning module installed on the drone body, the positioning module is electrically connected to the controller, and is communicatively connected to the cloud server, and the cloud server has pre-stored number information of crop planting fields.

[0010] Preferably, it also includes a user terminal, and the cloud server is communicatively connected to the user terminal.

[0011] A method for monitoring crop diseases and insect pests comprises the following steps:

[0012] Step 1: The drone body receives a command inputted by the remote controller, and the drone body flies to the top of the crop to be monitored and hovers;

[0013] Step 2, the telescopic component and the electric pan-tilt head respectively receive commands inputted thereto by the remote controller, the telescopic component extends and drives the visual detection component to move below the top of the crop, and the electric pan-tilt head drives the camera to rotate to adjust its shooting angle;

[0014] Step 3, the camera receives the command inputted by the remote controller, the camera captures the image signal of the crop and transmits it to the storage module, and the storage module uploads the image signal transmitted thereto to the cloud server;

[0015] Step 4: determine whether the growing part of the crop is captured in the image signal; if not, the telescopic component and the electric pan / tilt head respectively receive the command inputted thereto by the remote controller and adjust the shooting angle of the camera, and the camera re-captures the image signal of the crop; if the growing part of the crop is captured, the cloud server analyzes the pests and diseases at the growing part of the crop according to the image signal;

[0016] Step 5: Obtain the current location information of the drone body and upload it to the cloud server. The cloud server matches the received location information with its pre-stored planting field number.

[0017] The extension or shortening of the telescopic component of the drone, drone system and monitoring method for monitoring crop pests and diseases described in the present application can adjust the distance between the visual detection component and the lower end of the drone body, so that the visual detection component can obtain images below the top of the crop, realize visual detection of pests and diseases in the growing part of the crop, and facilitate the monitoring of pests and diseases in the growing part of the crop.

[0018] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention in conjunction with the accompanying drawings. The specific implementation of the present invention is given in detail by the following embodiments and their accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0020] Figure 1 This is a schematic diagram of the structure of the drone according to an embodiment of the present invention after the telescopic assembly is shortened;

[0021] Figure 2 This is a schematic diagram of the structure of the drone according to an embodiment of the present invention after the telescopic assembly is extended;

[0022] Figure 3 This is a schematic diagram of the structure of a shortened telescopic assembly according to an embodiment of the present invention;

[0023] Figure 4 The block diagram is a drone system for monitoring crop pests and diseases according to an embodiment of the present invention.

[0024] The specific meanings of the reference numerals are as follows:

[0025] 1. UAV body; 2. Telescopic assembly; 21. Folding rod; 22. Driving motor; 3. Visual detection assembly; 31. Electric gimbal; 32. Camera.

[0026] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-4The principles and features of the present invention are described, and the examples are only used to explain the present invention and are not used to limit the scope of the present invention. In the following paragraphs, the present invention is described in more detail by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to facilitate and clearly assist in explaining the purpose of the embodiments of the present invention.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which the present invention belongs. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0029] Reference Figure 1-4 , an embodiment of the present invention is proposed, the drone for monitoring crop pests and diseases described in this embodiment comprises a drone body 1, a telescopic component 2 and a visual detection component 3, the telescopic component 2 is installed at the lower end of the drone body 1, and its telescopic end faces downward, the visual detection component 3 is installed on the telescopic end of the telescopic component 2, the drone body 1 has a controller, and the telescopic component 2 and the visual detection component 3 are electrically connected to the controller respectively, the telescopic end of the telescopic component 2 can be extended or shortened to drive the visual detection component 3 to move away from or close to the drone body 1, and the visual detection component 3 is used to obtain image signals.

[0030] The working principle of the drone described in this embodiment is:

[0031] The drone body 1 is equipped with a flight control module and an obstacle avoidance module. The drone body 1 flies and hovers above the crops to be monitored. The visual detection component 3 obtains the image signal of the top of the crops, or the telescopic end of the telescopic component 2 is extended, and the visual detection component 3 moves to below the top of the crops and obtains the image signal at the growth part of the crops.

[0032] Preferably, the telescopic assembly 2 includes at least two folding rods 21 and drive motors 22 corresponding to the folding rods 21 one by one, and the drive motors 22 are electrically connected to the controller. The folding rods 21 are vertically and sequentially arranged from top to bottom below the drone body 1. The drive motor 22 located at the top is installed at the lower end of the drone body 1, and its drive shaft is horizontally distributed and transmission connected to the upper end of the corresponding folding rod 21. The remaining drive motors 22 are respectively installed at the lower ends of the folding rods 21 located above and adjacent to the corresponding folding rods 21, and the drive shafts of the drive motors 22 are horizontally distributed and transmission connected to the upper end of the corresponding folding rods 21. The lower end of the folding rod 21 located at the bottom constitutes the telescopic end of the telescopic assembly 2.

[0033] As shown in the figure, the telescopic component 2 in this embodiment includes three folding rods 21, and the driving motor 22 can drive the corresponding folding rods 21 to rotate respectively to adjust the horizontal height of the lower end of the folding rod 21 located at the bottom, thereby realizing the adjustment of the distance between the visual detection component 3 and the lower end of the drone body 1.

[0034] When the folding rods 21 are sequentially distributed in a horizontal direction from top to bottom, the folding rods 21 can be sequentially folded at the lower end of the drone body 1 to prevent the telescopic assembly 2 from affecting the take-off and landing of the drone body 1 .

[0035] Preferably, the visual detection component 3 includes an electric pan-tilt head 31 and a camera 32 which are electrically connected to the controller respectively, the electric pan-tilt head 31 is installed at the telescopic end of the telescopic component 2, and the camera 32 is installed at the driving end of the electric pan-tilt head 31.

[0036] As shown in the figure, the electric pan-tilt head 31 is installed at the lower end of the folding rod 21 located at the bottom. The electric pan-tilt head 31 can drive the camera 32 to rotate horizontally or vertically to adjust the shooting angle of the camera 32, ensuring that the camera 32 obtains clearer and more accurate images of the crops, which is conducive to improving the accuracy of the pest and disease analysis.

[0037] A drone system for monitoring crop diseases and insect pests is proposed, comprising the above-mentioned drone for monitoring crop diseases and insect pests, and also comprising a cloud server and a remote controller, wherein the controller is provided with a storage module and a communication module, the telescopic component 2, the electric pan-tilt head 31, the camera 32 and the drone body 1 are respectively connected to the remote controller through the communication module, the storage module is connected to the camera 32 for data, and is connected to the cloud server through the communication module, the camera 32 is used to send the image signal it acquires to the storage module, and the storage module is used to transmit the image signal transmitted thereto to the cloud server.

[0038] In this embodiment, the cloud server is equipped with MATLAB software. After the storage module transmits the image signal transmitted thereto to the cloud server, the MATLAB software displays the image signal, and manually determines whether the image shows the growth part of the crop. If not, the MATLAB software is operated not to analyze the image. If the image shows the growth part of the crop, the MATLAB software is operated to analyze the image again.

[0039] The storage module is used to transmit the image signal transmitted thereto to the cloud server. The cloud server pre-stores a crop pest image information library. The cloud server compares the image signal transmitted thereto with the existing pest information, determines the type of pest of the crop rice to be monitored, and obtains the hazard level of the pest of the crop rice.

[0040] Preferably, it also includes a positioning module installed on the drone body 1, the positioning module is electrically connected to the controller, and is communicatively connected to the cloud server, and the cloud server has pre-stored number information of crop planting fields.

[0041] The cloud server pre-stores the numbering information of the planting fields. The cloud server matches the location information sent to it with the numbering information of the planting fields one by one, so as to facilitate the viewing of the image signal corresponding to each numbered planting field and the degree of damage caused by its pests and diseases.

[0042] Preferably, it also includes a user terminal, and the cloud server is communicatively connected to the user terminal.

[0043] The user terminal can be a mobile phone APP or a Web client, and the cloud server sends its analysis results to the user terminal for easy viewing.

[0044] A method for monitoring crop diseases and insect pests, specifically comprising the following steps:

[0045] Step 1: The drone body receives a command inputted by the remote controller, and the drone body flies to the top of the crop to be monitored and hovers;

[0046] Step 2, the telescopic component and the electric pan-tilt head respectively receive commands inputted thereto by the remote controller, the telescopic component extends and drives the visual detection component to move below the top of the crop, and the electric pan-tilt head drives the camera to rotate to adjust its shooting angle;

[0047] Step 3, the camera receives the command inputted by the remote controller, the camera captures the image signal of the crop and transmits it to the storage module, and the storage module uploads the image signal transmitted thereto to the cloud server;

[0048] Step 4: determine whether the growing part of the crop is captured in the image signal; if not, the telescopic component and the electric pan / tilt head respectively receive the command inputted thereto by the remote controller and adjust the shooting angle of the camera, and the camera re-captures the image signal of the crop; if the growing part of the crop is captured, the cloud server analyzes the pests and diseases at the growing part of the crop according to the image signal;

[0049] Step 5: The positioning module obtains the current location information of the drone body and uploads it to the cloud server. The cloud server matches the received location information with its pre-stored planting field number.

[0050] Step 6: The cloud server sends the planting field number and the corresponding analysis result to the user terminal.

[0051] By receiving the crop disease and pest diagnosis information and the planting field number and location information, the staff can quickly determine the growth conditions of the crops in the planting field so as to make subsequent measures to deal with the crop diseases and pests.

[0052] The cloud server is also connected to the drone body 1 for communication. The drone body 1 uploads its usage information to the cloud server. The user terminal can download the power usage of the drone body 1 through the cloud server, so that the staff can charge the drone body 1 in time.

[0053] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any ordinary technician in the industry can smoothly implement the present invention as shown in the drawings and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the present invention using the technical content disclosed above are all equivalent embodiments of the present invention. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A drone for monitoring crop pests and diseases, characterized in that: The invention comprises an unmanned aerial vehicle (UAV) body (1), a telescopic component (2) and a visual detection component (3), wherein the telescopic component (2) is mounted at the lower end of the UAV body (1) with its telescopic end facing downwards, and the visual detection component (3) is mounted on the telescopic end of the telescopic component (2). The UAV body (1) has a controller, and the telescopic component (2) and the visual detection component (3) are respectively electrically connected to the controller. The telescopic end of the telescopic component (2) can be extended or shortened to drive the visual detection component (3) to move away from or close to the UAV body (1), and the visual detection component (3) is used to obtain image signals. The telescopic assembly (2) comprises at least two folding rods (21) and drive motors (22) corresponding to the folding rods (21) one by one, and the drive motors (22) are electrically connected to the controller. The folding rods (21) are arranged vertically and sequentially from top to bottom below the drone body (1). The drive motor (22) located at the top is installed at the lower end of the drone body (1), and its drive shaft is horizontally distributed and is transmission-connected to the upper end of the corresponding folding rod (21). The remaining drive motors (22) are respectively installed at the lower ends of the folding rods (21) located above and adjacent to the corresponding folding rods (21), and the drive shafts of the drive motors (22) are horizontally distributed and transmission-connected to the upper ends of the corresponding folding rods (21). The lower end of the folding rod (21) located at the bottom constitutes the telescopic end of the telescopic assembly (2); The visual detection component (3) comprises an electric pan-tilt head (31) and a camera (32) which are respectively electrically connected to the controller; the electric pan-tilt head (31) is mounted on the telescopic end of the telescopic component (2); and the camera (32) is mounted on the driving end of the electric pan-tilt head (31).

2. A drone system for monitoring crop pests and diseases, characterized in that: The drone according to claim 1 further comprises a cloud server and a remote controller, wherein the controller is provided with a storage module and a communication module, the telescopic assembly (2), the electric pan / tilt platform (31), the camera (32) and the drone body (1) are respectively connected to the remote controller through the communication module, the storage module is connected to the camera (32) in data communication and is connected to the cloud server through the communication module, the camera (32) is used to send the image signal acquired by it to the storage module, and the storage module is used to transmit the image signal transmitted to it to the cloud server.

3. The unmanned aerial vehicle system for monitoring crop pests and diseases according to claim 2, characterized in that: It also includes a positioning module installed on the drone body (1), the positioning module is electrically connected to the controller and is in communication connection with the cloud server, and the cloud server has pre-stored number information of crop planting fields.

4. The unmanned aerial vehicle system for monitoring crop pests and diseases according to claim 2 or 3, characterized in that: It also includes a user terminal, and the cloud server is communicatively connected to the user terminal.

5. A method for monitoring crop pests and diseases, applied to the unmanned aerial vehicle system for monitoring crop pests and diseases as claimed in claim 2, characterized in that: The following steps are involved: Step 1: The drone body receives a command inputted by the remote controller, and the drone body flies to the top of the crop to be monitored and hovers; Step 2, the telescopic component and the electric pan-tilt head respectively receive commands inputted thereto by the remote controller, the telescopic component extends and drives the visual detection component to move below the top of the crop, and the electric pan-tilt head drives the camera to rotate to adjust its shooting angle; Step 3, the camera receives the command inputted by the remote controller, the camera captures the image signal of the crop and transmits it to the storage module, and the storage module uploads the image signal transmitted thereto to the cloud server; Step 4: determine whether the growing part of the crop is captured in the image signal; if not, the telescopic component and the electric pan / tilt head respectively receive the command inputted thereto by the remote controller and adjust the shooting angle of the camera, and the camera re-captures the image signal of the crop; if the growing part of the crop is captured, the cloud server analyzes the pests and diseases at the growing part of the crop according to the image signal; Step 5: Obtain the current location information of the drone body and upload it to the cloud server. The cloud server matches the received location information with its pre-stored planting field number.

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