CN114502466A

CN114502466A - Multi-rotor-wing plant protection unmanned aerial vehicle

Info

Publication number: CN114502466A
Application number: CN202080069134.2A
Authority: CN
Inventors: 舒展; 周万仁; 李日照
Original assignee: SZ DJI Technology Co Ltd
Current assignee: SZ DJI Technology Co Ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2022-05-13
Also published as: WO2022120810A1

Abstract

The utility model provides a many rotors plant protection unmanned aerial vehicle (100), including fuselage (10), water tank (11), spray assembly (13), battery (15) and electric control module group (17), install at fuselage (10) water tank (11), water tank (11) are including first side (111) and second side (113) that carry on the back mutually, spray assembly (13) are including water pumping plant (131), shower nozzle device (132) with water pumping plant (131) intercommunication, water pumping plant (131) are installed at fuselage (10) and are communicated water tank (11), install at fuselage (10) battery (15), electric control module group (17) are installed at fuselage (10) and electricity and are connected battery (15) and water pumping plant (18), wherein, battery (15) and electric control module group (17) are located first side (111), spray assembly (13) are located second side (113).

Description

Multi-rotor-wing plant protection unmanned aerial vehicle

Technical Field

The application relates to the technical field of unmanned aerial vehicles, concretely relates to many rotors plant protection unmanned aerial vehicle.

Background

Along with plant protection unmanned aerial vehicle's popularization gradually, the modularized design degree, the convenience of washing and maintaining, spray homogeneity and requirement such as bigger spray width to plant protection unmanned aerial vehicle are higher and higher. Plant protection unmanned aerial vehicle's several big core module, for example the overall arrangement form of battery, control panel, water tank, water pump and shower nozzle etc. to the modularization degree of spraying effect and complete machine, all have important influence, and these requirements often can not be compromise comprehensively to current plant protection unmanned aerial vehicle's overall arrangement form, explores more outstanding overall arrangement form, is a long-term subject in the plant protection unmanned aerial vehicle design.

Disclosure of Invention

The embodiment of the application provides a many rotors plant protection unmanned aerial vehicle.

The utility model provides a many rotors plant protection unmanned aerial vehicle that embodiment provided includes:

a body;

the water tank is arranged on the machine body and comprises a first side and a second side which are opposite to each other;

the spraying assembly comprises a water pump device and a spray head device communicated with the water pump device, and the water pump device is arranged on the machine body and communicated with the water tank;

a battery mounted to the body; and

an electric control module which is arranged on the machine body and electrically connected with the battery and the water pump device,

wherein the battery and the electrical control module are located on the first side and the spray assembly is located on the second side.

Among the above-mentioned many rotor plant protection unmanned aerial vehicle, battery and control part are located the first side of water tank, and pumping plant is located the second side of water tank, realizes many rotor plant protection unmanned aerial vehicle's focus balancing like this, and each module division is clear, and the modularization degree of complete machine is high.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of a multi-rotor plant protection drone according to an embodiment of the present application;

fig. 2-5 are schematic diagrams of different sides of a multi-rotor plant protection drone of an embodiment of the present application.

Description of the main drawing elements:

a multi-rotor plant protection drone 100;

the water spraying device comprises a body 10, a through hole 101, a water tank 11, a first side 111, a second side 113, a machine arm 12, a first machine arm 121, a second machine arm 123, a spraying assembly 13, a water pump device 131, a spray head device 132, a spray rod 133, a bracket 134, a spray head 135, a flow meter 136, a blade 14, a battery 15, a foot rest 16 and an electrical control module 17.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any indication of the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a removable connection, or an integral connection unless expressly stated or limited otherwise. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.

Referring to fig. 1, the multi-rotor plant protection unmanned aerial vehicle 100 provided in the embodiments of the present application includes a main body 10, a water tank 11, a spraying assembly 13, a battery 15, and an electrical control module 17. The water tank 11 is mounted to the body 10, and the water tank 11 includes first and second

opposing sides

111 and 113. The spray assembly 13 includes a water pump device 131, and a spray head device 132 in communication with the water pump device 131. The water pump device 131 is installed at the body 10 and communicates with the water tank 11. The battery 15 is mounted to the body 10. The electrical control module 17 is mounted on the body 10 and electrically connects the battery 15 and the water pump device 131. Wherein the battery 15 and the electrical control module 17 are located on the first side 111 and the spray assembly 13 is located on the second side 113.

In above-mentioned many rotor plant protection unmanned aerial vehicle 100, battery 15 and control position are located the first side 111 of water tank 11, and pumping plant 131 is located the second side 113 of water tank 11, realizes many rotor plant protection unmanned aerial vehicle 100's focus balancing like this, and each module division is clear, and the modularization degree of complete machine is high.

It can be understood that place battery 15 and electrical control module 17 in same one side of water tank 11, can conveniently be used for battery 15 and the integrated setting of electrical control module, need not additionally set up the distribution board that is used for battery 15 and the connecting wire rod between battery 15 and electrical control module for many rotors plant protection unmanned aerial vehicle 100 walk the line overall arrangement more succinctly, are favorable to improving battery 15 and electrical control module 17's module integrated level. Placing the spray module 13 at the other side of the water tank 11, the piping connected between the water pump device 131 and the head device 132 may be intensively arranged, so that the piping has a shorter pipe length and the spray module 13 may have a higher integration. In one embodiment, the water pump device 131 may include a water pump motor.

In the embodiment shown in fig. 1, the first side 111 is adjacent to the front side of the fuselage 10 and the second side 113 is adjacent to the rear side of the fuselage 10. Thus, the situation that the spraying component 13 is mistakenly sprayed to the battery 15 and the electrical appliance control module to cause short circuit and increase corrosion risk can be avoided. In other embodiments, the first side 111 may be adjacent to the left side of the body 10 and the second side 113 may be adjacent to the right side of the body 10. Other embodiments are not limited thereto.

Additionally, in the embodiment shown in fig. 1, the water tank 11 is disposed within the fuselage 10, the battery 15 and the electrical control module 17 are located on the first side 111, and the spray assembly 13 is located on the second side 113, such that the components of the multi-rotor plant protection drone 100 are arranged around the fuselage 10. In certain embodiments, the first side 111 is a nose portion of the multi-rotor plant protection drone 100. Second side 113 is the aft portion of multi-rotor plant protection drone 100.

Further, in the illustrated embodiment, the multi-rotor plant protection drone 100 has a horn 12 with blades 14 attached to the horn 12 along an end distal from the fuselage 10. The number of the horn 12 may be determined according to the circumstances, and in the embodiment shown in fig. 1, the number of the horn 12 is 6.

Referring to fig. 2 and 3, in some embodiments, the electrical control module 17, the battery 15, the water tank 11 and the water pump device 131 are sequentially disposed along the central axis L of the body 10. So, can conveniently adjust many rotor plant protection unmanned aerial vehicle 100's focus, improve the modularization degree of complete machine.

It can be understood, at electric control module group 17, battery 15, under the circumstances that water tank 11 and pumping plant 131 set gradually along fuselage 10's axis L, can guarantee that the holistic focus of many rotors plant protection unmanned aerial vehicle 100 is in fuselage 10's axis L, thereby can avoid many rotors plant protection unmanned aerial vehicle 100 to make shower nozzle device 132 spray the direction and take place the skew because the focus skew, and make each module division clear, be favorable to improving the modularization degree of complete machine, the outward appearance is clean and tidy, be convenient for maintain and wash.

In addition, in the illustrated embodiment, the second side 113 is close to the rear side of the fuselage 10, so that the multi-rotor plant protection drone 100 can spray the liquid in the water tank 11 rearward through the nozzle device 132 at the rear side. In other embodiments, the second side 113 can be positioned adjacent to other sides of the fuselage 10, and the multi-rotor plant protection drone 100 can spray liquid through the spray head apparatus 132 toward an orientation corresponding to the second side 113. In some embodiments, the liquid may include water, liquid insecticides, pesticides.

Referring to fig. 1 and 4, in some embodiments, spray head arrangement 132 includes a spray bar 133, a support 134 for supporting spray bar 133, and a plurality of spray heads 135. The spray bar 133 connects a plurality of spray heads 135 and a water pump device 131. Thus, the amount of liquid sprayed can be increased.

Specifically, in the embodiment of fig. 1 and 4, the spray bar 133 and the bracket 134 are connected perpendicular to each other, and the end of the bracket 134 remote from the spray bar 133 is connected to the body water tank 11, so that the bracket 134 functions as a support for the spray bar 133. A plurality of spray heads 135 are spaced apart along the length of the spray bar 133 on the spray bar 133 so that the liquid can be sprayed by the plurality of spray heads 135 simultaneously, increasing the amount of liquid sprayed. All of the spray heads 135 are open to allow liquid to be sprayed downwardly from the spray heads 135. In other embodiments, the spacing between two adjacent spray heads 135 can be fixed or adjusted according to specific conditions.

Referring to fig. 1 and 4, in some embodiments, the plurality of spray heads 135 do not overlap in the flight direction of the multi-rotor plant protection drone 100. In this way, the spray width and the spray uniformity of the nozzle device 132 can be improved.

Please refer to fig. 1 and fig. 4, it can be understood that, in the flying direction of the multi-rotor plant protection drone 100, under the condition that all the nozzles 135 are not overlapped, the spraying areas corresponding to each nozzle 135 are overlapped with each other, so as to avoid repeated spraying, and thus the coverage area of the spraying device 132 for spraying can be increased.

Referring to FIG. 4, in some embodiments, a plurality of spray heads 135 are positioned side-by-side on spray bar 133. In this way, the spray width and the spray uniformity of the nozzle device 132 can be improved.

Specifically, in the illustrated embodiment, a plurality of spray heads 135 are arranged side by side at predetermined intervals on the spray bar 133, so that the spraying effect can be more uniform.

Referring to fig. 2, 4 and 5, in some embodiments, spray bar 133 is perpendicular to the central axis of fuselage 10. In this manner, the spray area covered by the plurality of spray heads 135 may be simply determined.

Specifically, in the embodiment shown in fig. 2, the spray bar 133 is perpendicular to the central axis of the fuselage 10 in the longitudinal direction, so that it is possible to determine that the area formed by all the spray heads 135 sprays extends in the flight direction.

Referring to fig. 2 and 5, in some embodiments, there is an overlap area in the orthographic projection of water pump device 131 and spray bar 133 on fuselage 10. So, can guarantee many rotor plant protection unmanned aerial vehicle 100's focus is balanced.

Referring to fig. 1 and 3, in some embodiments, the body 10 is formed with a through hole 101. The water tank 11 is installed at the through hole 101. Thus, the water tank 11 can be conveniently fixed to the body 10.

Specifically, in the illustrated embodiment, the through hole 101 of the body 10 has an upper edge, and the water tank 11 abuts against the upper edge of the through hole 101 by its own weight, so that the water tank 11 is received in the through hole 101. In other embodiments, the water tank 11 may be mounted to the through hole 101 by a screw connection, a snap connection, a slide connection, or an interference connection.

Referring to fig. 1 and 3, in some embodiments, the water tank 11 is insertably mounted at the through hole 101. Thus, the replacement and maintenance of the water tank 11 can be facilitated. In other embodiments, the water tank 11 is fixedly installed at the through hole 101.

Referring to FIG. 2, in some embodiments, the spray assembly 13 includes a flow meter 136. The flow meter 136 is mounted to the fuselage 10 and is located on the second side 113. As such, can make many rotors plant protection unmanned aerial vehicle 100's overall structure more compact.

It can be appreciated that, in the case that the flow meter 136 is disposed on the second side 113, the flow meter 136 can be made to be close to the spraying assembly 13, so that a pipeline communicating from the water pump device 131 to the flow meter 136 does not need to be additionally disposed, and the overall structure of the multi-rotor plant protection drone 100 is more compact.

Referring to fig. 2, in some embodiments, a flow meter 136 is positioned between the water tank 11 and the water pump assembly 131. In this manner, when spray bar 133 is used to spray liquid, the flow rate of liquid delivered to spray bar 133 may be directly measured. In other embodiments, the flow meter 136 may be disposed in other locations. In one embodiment, the flow meter 136 is disposed on the tank 11.

In some embodiments, a first camera (not shown) is mounted to the front side of the body 10. A second camera (not shown) is mounted to a rear side of the body 10. So, can conveniently confirm the condition of spraying around many rotor plant protection unmanned aerial vehicle 100.

Referring to fig. 1, in particular, in some embodiments, the first camera and the second camera may be disposed below the horn of the multi-rotor plant protection drone 100 and may be disposed near one of the first side 111 and the second side 113 of the fuselage 10, so that the current spraying situation may be conveniently confirmed.

Referring to fig. 2 and 3, in some embodiments, the first camera and the second camera are disposed along a central axis of the body 10.

Referring to fig. 5, in some embodiments, the multi-rotor plant protection drone 100 includes a first horn 121 and a second horn 123 disposed along a central axis of the fuselage 10. The first camera is located below the first horn 121. The second camera is located below the second horn 123. Specifically, in the embodiment shown in fig. 5, the first boom 121 extends in the flight direction on the main body 10, and the second boom 123 extends in the flight direction away from the main body 10, so that the first camera and the second camera can keep the front-back weight balance of the multi-rotor plant protection unmanned aerial vehicle 100 on the premise of being used for confirming the spraying situation around the multi-rotor plant protection unmanned aerial vehicle 100.

In other embodiments, the body 10 is equipped with a radar for acquiring surrounding environment information. The radar may be located on the foot rests 16 of the multi-rotor plant protection drone 100.

In some embodiments, the electrical control module 17 includes at least one of: the system comprises a flight controller, a spraying controller, a power supply control system and a navigation system. In addition, in other embodiments, the electrical control module 17 may be mounted to the body 10 by a screw connection, a snap connection, a slide connection, or an interference connection.

In some embodiments, electrical control module 17 is provided with a socket (not shown). The battery 15 is connected to the socket in a pluggable manner. In this manner, replacement and maintenance of the battery 15 can be facilitated.

In the description herein, reference to the description of the terms "certain embodiments," "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims

1. The utility model provides a many rotors plant protection unmanned aerial vehicle, its characterized in that, many rotors plant protection unmanned aerial vehicle includes:

a body;

a battery mounted to the body; and

2. The multi-rotor plant protection unmanned aerial vehicle of claim 1, wherein the electrical control module, the battery, the water tank, and the water pump device are disposed in sequence along a central axis of the fuselage.

3. The multi-rotor plant protection unmanned aerial vehicle of claim 1, wherein the first side is proximate a front side of the fuselage and the second side is proximate a rear side of the fuselage.

4. The multi-rotor plant protection drone of claim 1, wherein the spray head device includes a spray bar, a cradle for supporting the spray bar, and a plurality of spray heads, the spray bar connecting the plurality of spray heads and the water pump device.

5. The multi-rotor plant protection drone of claim 4, wherein the plurality of spray heads are non-overlapping in a direction of flight of the multi-rotor plant protection drone.

6. The multi-rotor plant protection drone of claim 4, wherein the plurality of spray heads are disposed side-by-side at the spray bar.

7. The multi-rotor plant protection drone of claim 4, wherein the spray boom is perpendicular to the central axis of the fuselage.

8. The multi-rotor plant protection drone of claim 4, wherein there is an overlap area of orthographic projections of the water pump device and the spray bar on the fuselage.

9. The multi-rotor plant protection unmanned aerial vehicle of claim 1, wherein the fuselage is perforated with a through hole, the water tank being mounted at the through hole.

10. A multi-rotor plant protection drone according to claim 9, wherein the water tank is pluggably mounted at the through hole.

11. The multi-rotor plant protection drone of claim 1, wherein the spray assembly includes:

a flow meter mounted to the body and located on the second side.

12. A multi-rotor plant protection drone according to claim 11, wherein the flow meter is located between the water tank and the water pump device.

13. The multi-rotor plant protection unmanned aerial vehicle of claim 1, wherein a first camera is mounted to a front side of the fuselage and a second camera is mounted to a rear side of the fuselage.

14. The multi-rotor plant protection unmanned aerial vehicle of claim 13, wherein the first camera and the second camera are disposed along a central axis of the fuselage.

15. The multi-rotor plant protection drone of claim 14, comprising a first horn and a second horn disposed along the fuselage midshaft, the first camera being located below the first horn, the second camera being located below the second horn.

16. The multi-rotor plant protection drone of claim 1, wherein the electrical control module includes at least one of: the system comprises a flight controller, a spraying controller, a power supply control system and a navigation system.

17. The multi-rotor plant protection unmanned aerial vehicle of claim 1, wherein the first side is a nose portion of the multi-rotor plant protection unmanned aerial vehicle and the second side is a tail portion of the multi-rotor plant protection unmanned aerial vehicle.

18. The multi-rotor plant protection drone of claim 1, wherein the electrical control module is provided with a socket, the battery being pluggably connected to the socket.