Unmanned aerial vehicle multifunctional cleaning device

By designing a multi-functional cleaning device for drones, using horizontal and vertical cleaning pipes, and utilizing servo motors to control the rotation of fixed pipe clamps, the problem of drones being unable to clean building facades and solar photovoltaic panels simultaneously has been solved, achieving efficient and safe cleaning results.

CN224131296UActive Publication Date: 2026-04-17华启天成(深圳)智能科技有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
华启天成(深圳)智能科技有限公司
Filing Date
2025-05-22
Publication Date
2026-04-17

AI Technical Summary

Technical Problem

When using existing drones to clean solar photovoltaic panels, the cleaning pipes need to be positioned downwards, which cannot be assembled before the drone takes off, affecting cleaning efficiency and making it impossible to clean both the building facade and the solar photovoltaic panels simultaneously.

Method used

A multi-functional cleaning device for drones was designed, which uses horizontal and vertical cleaning pipes. The fixed pipe clamp is controlled by a servo motor to rotate in the horizontal and vertical directions to clean the building facade and solar photovoltaic panels. The cleaning pipe is installed horizontally before installation and rotated to a vertical position after takeoff.

Benefits of technology

This technology enables drones to be easily assembled before takeoff, and allows them to simultaneously and efficiently clean building facades and solar photovoltaic panels, improving cleaning efficiency and safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of unmanned aerial vehicle accessory equipment, in particular to an unmanned aerial vehicle multifunctional cleaning device which comprises a mounting plate, a three-way connecting pipe, a first cleaning pipe and a second cleaning pipe. A three-way connecting pipe is fixedly mounted below the mounting plate, a three-way ball valve is mounted on the three-way connecting pipe, a first outlet of the three-way connecting pipe is communicated with the first cleaning pipe, and a second outlet of the three-way connecting pipe is communicated with the second cleaning pipe; the first cleaning pipe and the second cleaning pipe are detachably and fixedly connected with the mounting plate, the first cleaning pipe is horizontally arranged, and the second cleaning pipe is horizontally arranged during mounting and rotates to be vertically arranged through a steering engine during use. The solar photovoltaic panel cleaning device is convenient and fast to use, not only can clean the building facade, but also can clean the solar photovoltaic panel in the using process, and the solar photovoltaic panel cleaning device is more convenient to use.
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Description

Technical Field

[0001] This utility model relates to the field of drone auxiliary equipment technology, specifically to a multi-functional cleaning device for drones. Background Technology

[0002] With the development of drone technology, drones have been widely used due to their safety, speed, and efficiency. Currently, drones can be seen in fields such as aerial photography, agriculture, plant protection, mini selfies, express delivery, disaster relief, wildlife observation, infectious disease monitoring, surveying, news reporting, power line inspection, disaster relief, and film and television shooting, which have significantly promoted the improvement of work efficiency.

[0003] In recent years, the application of drones in the field of automated cleaning has become increasingly significant, such as the cleaning of building facades. For cleaning building facades, drones are used in conjunction with cleaning trucks to supply water and spray water to clean the facades. This avoids the problems of traditional manual cleaning, such as the need for high-altitude operations and low cleaning efficiency, making it safer and more efficient. With the development of technology, drones are also beginning to show their potential in other cleaning fields, such as the cleaning of solar photovoltaic panels.

[0004] However, during the cleaning process of solar photovoltaic panels, the cleaning water pipes need to be installed downwards, so they cannot be installed before the drone takes off. The current application of drones in the cleaning field mostly adopts the method of drones carrying cleaning equipment and placing it on the solar photovoltaic panels, which cannot achieve spray cleaning of solar photovoltaic panels.

[0005] Therefore, this utility model proposes a multi-functional cleaning device for drones. It employs a horizontal cleaning pipe for cleaning building facades and a vertical cleaning pipe for cleaning solar photovoltaic panels. The cleaning pipe for cleaning the solar photovoltaic panels is installed horizontally before cleaning to avoid affecting the assembly of the cleaning pipe, and rotates to a vertical position after the drone takes off. This allows for simultaneous cleaning of both building facades and solar photovoltaic panels. Utility Model Content

[0006] The purpose of this invention is to address the shortcomings of the existing technology by providing a multi-functional cleaning device for drones, which can clean building facades and solar photovoltaic panels.

[0007] To achieve the above objectives, this utility model adopts the following technical solution: a multi-functional cleaning device for unmanned aerial vehicles (UAVs), including a mounting plate that cooperates with the UAV landing gear. A three-way connecting pipe is fixedly installed below the mounting plate, with its inlet end cooperating with a ground cleaning vehicle. A three-way ball valve is installed at the junction of the first and second outlets of the three-way connecting pipe. The first outlet is connected to a first cleaning pipe, which is detachably and fixedly connected to the mounting plate. The second outlet is connected to a second cleaning pipe, which is detachably and fixedly connected to a connecting mechanism. The connecting mechanism includes a servo motor, which is fixedly connected to the mounting plate. The servo motor's rotation shaft is connected to a connecting part, which is connected to a fixed pipe clamp. The connecting part and the fixed pipe clamp are in an inverted "L" shape. The fixed pipe clamp is detachably and fixedly connected to the second cleaning pipe. The servo motor drives the fixed pipe clamp to rotate back and forth in both horizontal and vertical directions.

[0008] Furthermore, the fixed pipe clamp includes two semi-circular elastic clips, one end of which is fixedly connected to the connecting part, and the other end of which is fastened by a fastening bolt; the second cleaning pipe is detachably fixedly connected by the two elastic clips.

[0009] Furthermore, a control box is provided above the mounting plate, and a control motherboard is provided in the control box. The servo motor is connected to the control motherboard, the control motherboard is connected to the UAV via electrical signals, and the UAV is connected to the ground via signal transmission.

[0010] Furthermore, a clamp is provided below the mounting plate, which is fixedly connected to the mounting plate, and the mounting plate is detachably and fixedly connected to the drone tripod via the clamp.

[0011] Furthermore, the first cleaning tube is provided with a first nozzle at its front end, and the second cleaning tube is provided with a second nozzle at its front end.

[0012] Furthermore, the first outlet is connected to the end of the first cleaning tube via a connecting hose; the second outlet is connected to the end of the second cleaning tube via a connecting hose.

[0013] Furthermore, there are two second cleaning pipes. The second outlet is connected to the connecting hose. The connecting hose is divided into two connecting passages by a tee and connected to the two second cleaning pipes respectively.

[0014] Furthermore, the length of the first cleaning pipe is 4-5m, and the length of the second cleaning pipe is 1-2m.

[0015] The beneficial effects of this utility model are: This utility model is convenient and easy to use. During use, it can not only clean the exterior of the building through the first cleaning pipe, but also clean the solar photovoltaic panels through the second cleaning pipe. The second cleaning pipe is installed in a horizontal state, and rotates to a vertical state after the drone takes off, thereby achieving the cleaning of the solar photovoltaic panels; and the second cleaning pipe can be disassembled when using the first cleaning pipe, and vice versa, making it more convenient to use. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model (top view);

[0017] Figure 2 This is a schematic diagram of the overall structure of this utility model (viewed from below);

[0018] Figure 3 This is a schematic diagram of the structure of the second cleaning tube of this utility model;

[0019] Figure 4 This is a utility model Figure 2 A magnified view of part A in the diagram.

[0020] The names corresponding to each mark in the diagram:

[0021] 1. Control box; 2. Mounting plate; 3. First cleaning pipe; 31. Branch pipe; 32. Connecting joint; 33. First nozzle; 4. T-connecting pipe; 41. Inlet end; 42. First outlet; 43. Second outlet; 44. T-ball valve; 5. Connecting mechanism; 51. Steering gear; 52. Fixed pipe clamp; 521. Connecting part; 522. Elastic clamp; 6. Second cleaning pipe; 62. Second nozzle. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model are within the protection scope of the present utility model.

[0023] Embodiments of this utility model:

[0024] like Figure 1-4 As shown, in this embodiment, the cleaning device is provided with a mounting plate 2, and a control box 1 is provided above the mounting plate 2. The control box 1 is provided with a control motherboard, which is electrically connected to the UAV, and the UAV is connected to the ground signal.

[0025] Connectors are provided on both sides below the mounting plate 2, which connect the mounting plate 2 to the footrest of the drone. In this embodiment, the connector is a clamp, which is a common and mature component. It includes two semi-circular retaining rings that are hinged to each other at one end, and the other end is fastened by a locking screw. In this embodiment, the middle part of the semi-circular retaining ring connected to the locking screw is fixedly connected to the lower part of the mounting plate 2. The semi-circular retaining ring that cooperates with the locking screw can open and close freely in the vertical direction and can be locked by the locking screw.

[0026] A three-way connecting pipe 4 is provided on the rear side below the mounting plate 2. The three-way connecting pipe 4 is fixedly connected to the lower part of the mounting plate 2. The three-way connecting pipe 4 includes an inlet end 41, a first outlet 42 and a second outlet 43. The inlet end 41 is connected to the ground cleaning vehicle through a water supply pipe. A three-way ball valve 44 is provided at the junction of the first outlet 42 and the second outlet 43. The three-way ball valve 44 controls the water to flow out from the first outlet 42 or the second outlet 43.

[0027] A first cleaning pipe 3 is provided on the front side below the mounting plate 2. The first cleaning pipe 3 includes multiple branch pipes 31. Adjacent branch pipes 31 are connected by connecting joints 32. The front end of the foremost branch pipe 31 is connected to the first nozzle 33. In this embodiment, each branch pipe 31 can be a carbon fiber pipe. The ends of the carbon fiber pipe are provided with internal threads. The connecting joints 32 are threaded to the branch pipes 31 on both sides through the external threads at both ends. The first nozzle 33 can be an external thread nozzle. The nozzle is connected to the front end of the foremost branch pipe 31 through the external thread.

[0028] In this embodiment, both the three-way connecting pipe 4 and the first cleaning pipe 3 can be fixedly connected to the bottom of the mounting plate 2 by clamps. The connection method is similar to that described above, so it will not be repeated here.

[0029] Connection mechanisms 5 are provided on both sides below the mounting plate 2. The connection mechanism 5 includes a servo motor 51, which is connected to the control main board and to a fixed pipe clamp 52. The fixed pipe clamp 52 includes a connecting part 521. One end of the connecting part 521 is connected to the rotation shaft of the servo motor 51, and the other end of the connecting part 521 is connected to two elastic clips 522. The two elastic clips 522 and the connecting part 521 are in reverse "L" shape and semi-circular. One end of the elastic clips 522 is fixedly connected to the connecting part 521, and the other end is fastened by a fastening bolt. A second cleaning tube 6 is fixedly connected to the two elastic clips 522. In this embodiment, the second cleaning tube 6 can be a carbon fiber tube, which is a section of carbon fiber tube. The second nozzle 62 can be an external thread nozzle, which is connected to the front end of the second cleaning tube 6 by a thread.

[0030] In this embodiment, the length of each carbon fiber tube is 1 to 2 m, and the length of the first cleaning tube 3 is 4 to 5 m.

[0031] In this embodiment, the first outlet 42 is connected to the inlet of the first cleaning pipe 3 via a connecting hose, and the second outlet 43 is connected to two pipes via a connecting hose and a tee, and is respectively connected to two second cleaning pipes 6. Various connection methods can be used between the connecting hose and the conversion tee pipe, as well as between the connecting hose and the first and second cleaning pipes 6, such as sleeve connection and tightening with wire.

[0032] The principle of this utility model is as follows:

[0033] This utility model can be used to clean building facades or solar photovoltaic panels. When cleaning building facades, a first cleaning pipe 3 is used, which connects the three-way connecting pipe 4 to the first outlet 42. When cleaning solar photovoltaic panels, a second cleaning pipe 6 is used, which connects the three-way connecting pipe 4 to the second outlet 43.

[0034] During use, if the first cleaning tube 3 is used, the second cleaning tube 6 does not need to be installed. If the second cleaning tube 6 is used, the first cleaning tube 3 does not need to be installed. They can be disassembled during the process.

[0035] Specifically, when using the second cleaning tube 6 to clean the solar photovoltaic panel, first control the servo motor 51 to rotate so that the clamping port in the fixed tube clamp 52 is in a horizontal state. At this time, the second cleaning tube 6 can be installed and fixed horizontally. When the drone takes off, the servo motor 51 rotates and can rotate the second cleaning tube 6 to a vertical state (the second cleaning tube 6 does not interfere with the drone landing gear during rotation, that is, when the second cleaning tube 6 is in a horizontal state, it is located below the landing gear), thereby achieving the cleaning of the solar photovoltaic panel.

[0036] In the use of this utility model, it needs to be used with a cleaning vehicle. The water pipe of the ground cleaning vehicle is connected to the inlet end 41 of the three-way connecting pipe 4 to supply water to the cleaning pipe. It is common for the cleaning vehicle to be used in conjunction with the drone, so it will not be described in detail.

Claims

1. A multi-functional cleaning device for unmanned aerial vehicles, characterized by: The system includes a mounting plate (2) that mates with the drone tripod. A three-way connecting pipe (4) is fixedly installed below the mounting plate (2). The inlet end (41) of the three-way connecting pipe (4) mates with the ground cleaning vehicle. A three-way ball valve (44) is installed at the junction of the first outlet (42) and the second outlet (43) of the three-way connecting pipe (4). The first outlet (42) is connected to the first cleaning pipe (3), which is detachably and fixedly connected to the mounting plate (2). The second outlet (43) is connected to the second cleaning pipe (6). The second cleaning tube (6) is detachably and fixedly connected to the connecting mechanism (5). The connecting mechanism (5) includes a servo motor (51). The servo motor (51) is fixedly connected to the mounting plate (2). The rotation shaft of the servo motor (51) is connected to the connecting part (521). The connecting part (521) is connected to the fixed pipe clamp (52). The connecting part (521) and the fixed pipe clamp (52) are in reverse "L" shape. The fixed pipe clamp (52) is detachably and fixedly connected to the second cleaning tube (6). The servo motor (51) drives the fixed pipe clamp (52) to rotate back and forth in the horizontal and vertical directions. 2.The multi-functional cleaning device of unmanned aerial vehicle according to claim 1, wherein: The fixed pipe clamp (52) includes two semi-circular elastic clamps (522). One end of the two elastic clamps (522) is fixedly connected to the connecting part (521), and the other end of the two elastic clamps (522) is connected and fastened by fastening bolts. The second cleaning pipe (6) is detachably fixedly connected by the two elastic clamps (522). 3.The multi-functional cleaning device of unmanned aerial vehicle according to claim 1, wherein: A control box (1) is provided on the top of the mounting plate (2). A control motherboard is provided in the control box (1). The servo motor (51) is connected to the control motherboard. The control motherboard is connected to the UAV via electrical signals. The UAV is connected to the ground via signal transmission.

4. The unmanned aerial vehicle multifunction cleaning device of claim 1, wherein: A clamp is provided below the mounting plate (2), and the clamp is fixedly connected to the mounting plate (2). The mounting plate (2) is detachably and fixedly connected to the drone tripod through the clamp.

5. The unmanned aerial vehicle multifunction cleaning device of claim 1, wherein: The first cleaning pipe (3) is provided with a first nozzle (33) at its front end, and the second cleaning pipe (6) is provided with a second nozzle (62) at its front end. 6.The multi-functional cleaning device of unmanned aerial vehicle according to claim 1, wherein: The first outlet (42) is connected to the end of the first cleaning pipe (3) via a connecting hose; the second outlet (43) is connected to the end of the second cleaning pipe (6) via a connecting hose.

7. The unmanned aerial vehicle multifunctional cleaning device according to claim 6, characterized in that: The second cleaning pipe (6) is provided in two parts. The second outlet (43) is connected to the connecting hose. The connecting hose is divided into two connecting passages through a tee and connected to the two second cleaning pipes (6) respectively. 8.The multi-functional cleaning device of the UAV of claim 5, wherein: The length of the first cleaning pipe (3) is 4-5m, and the length of the second cleaning pipe (6) is 1-2m.