Cleaning arm and unmanned aerial vehicle cleaning device

Abstract

The utility model belongs to the technical field of cleaning, and particularly provides a cleaning arm and an unmanned aerial vehicle cleaning device. The cleaning arm comprises a folding arm, a mounting support, a pressure nozzle, a pitching adjusting mechanism and a horizontal adjusting mechanism, the folding arm comprises a plurality of folding rods and locking units connected between the folding rods, the folding rods are hollow rods, the conveying hose can penetrate through the folding rods, a structure for clamping and fixing the conveying hose does not need to be additionally arranged, and the structure is simpler. And when the folding rod is not used, the locking units can be opened, and the folding rods are folded together, so that the folding rod is convenient to carry and transport. A pitching adjusting mechanism and a horizontal adjusting mechanism are arranged on the mounting bracket, the pressure spray head can be driven to rotate up and down or horizontally, cleaning of a larger area can be achieved, the angle of the pressure spray head can be adjusted through ground remote control during cleaning, the unmanned aerial vehicle body does not need to be moved, and control is simpler and more convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of cleaning, specifically relates to a cleaning arm and unmanned aerial vehicle cleaning device. BACKGROUND

[0002] In the past, when cleaning objects such as high-altitude walls, wind turbine blades and photovoltaic panels, most of the cleaning is done by manual high-altitude operation. This cleaning method has been gradually replaced by unmanned aerial vehicle cleaning due to high labor costs and high risk factors. Unmanned aerial vehicle cleaning is a form of operation in which an unmanned aerial vehicle is used to hoist a cleaning gun to a high altitude, water pressure is sent to the high altitude by ground pressurization, and the target object is cleaned by a spray head.

[0003] When using an unmanned aerial vehicle for cleaning, ground personnel need to control the unmanned aerial vehicle by remote control to prevent the unmanned aerial vehicle from colliding with walls and other objects and being damaged. In order to ensure the safety of the unmanned aerial vehicle in flight, the unmanned aerial vehicle needs to maintain a safe distance from surrounding objects, and the cleaning arm needs to be relatively long so that the water outlet can be closer to the object being cleaned. However, a cleaning arm that is too long is not convenient for an operator to carry and transport. SUMMARY

[0004] The utility model provides a kind of cleaning arm and unmanned aerial vehicle cleaning device, to solve the problem of inconvenient carrying and transportation of cleaning arm in prior art.

[0005] To achieve the above object, the technical scheme adopted by the utility model is as follows:

[0006] In a first aspect, the utility model provides a cleaning arm, comprising:

[0007] The folding arm includes a plurality of folding rods connected in series by hinges at the ends, and a locking unit connected between adjacent two folding rods. The folding rod is a hollow rod-shaped member. When the adjacent two folding rods are coaxial, the locking unit between the two folding rods can lock and limit the two folding rods.

[0008] The mounting bracket is provided at one end of the folding arm. The mounting bracket is provided with a mounting block. The mounting block and the mounting bracket are rotationally connected by a horizontal axis.

[0009] The pressure spray head is provided on the mounting block.

[0010] The pitch adjustment mechanism is provided on the mounting bracket and is used to drive the mounting block to rotate around the horizontal axis.

[0011] The horizontal adjustment mechanism is provided on the mounting block and is used to drive the pressure spray head to rotate around the vertical axis.

[0012] In a possible implementation, the cleaning arm further comprises a distance measuring unit, the distance measuring unit is arranged on the mounting bracket, and a detection end of the distance measuring unit faces an outlet direction parallel to the pressure spray head.

[0013] In a possible implementation, one of the mounting plates of the two adjacent folding rods is provided with a locking hole, and the other mounting plate is provided with a locking pin, the locking pin forms the locking unit, and the locking hole and the locking pin are in clamping and limiting cooperation.

[0014] In a possible implementation, the folding rod provided with the mounting bracket is provided with a pipe outlet hole at one end adjacent to the mounting bracket.

[0015] In a possible implementation, the pressure spray head is detachably arranged on the mounting block.

[0016] Compared with the prior art, the cleaning arm provided by the utility model has the following beneficial effects:

[0017] The cleaning arm provided by the utility model comprises a folding arm, a mounting bracket, a pressure spray head, a pitch adjusting mechanism and a horizontal adjusting mechanism, the folding arm comprises a plurality of folding rods and a locking unit connected between the folding rods, the folding rod is a hollow rod, a conveying hose can pass through the hollow rod, and no additional clamping and fixing structure is needed, so that the structure is simpler; when not in use, the locking unit can be opened, and the plurality of folding rods can be folded together, so that the cleaning arm is convenient to carry and transport; the mounting bracket is provided with the pitch adjusting mechanism and the horizontal adjusting mechanism, the pressure spray head can be driven to rotate upward and downward or horizontally, which is helpful to realize cleaning of a larger area, the angle of the pressure spray head can be adjusted through ground remote control during cleaning, the unmanned aerial vehicle body does not need to be moved, and operation is simpler and more convenient.

[0018] In a second aspect, the utility model provides an unmanned aerial vehicle cleaning device, which comprises:

[0019] An unmanned aerial vehicle body is provided with a water tank, the water tank is provided with a water inlet, and the water tank is provided with a water outlet pipe.

[0020] A cleaning agent adding unit comprises a cleaning agent adding tank and a cleaning agent conveying pump arranged on the unmanned aerial vehicle body respectively, and the liquid outlet end of the cleaning agent conveying pump is communicated with the water outlet pipe.

[0021] A pressure pump is arranged, and the liquid inlet end of the pressure pump is communicated with the water outlet pipe.

[0022] A conveying hose is arranged, one end of the conveying hose is communicated with the liquid outlet end of the pressure pump, and the other end of the conveying hose is communicated with the liquid inlet end of the pressure spray head.

[0023] The cleaning arm is provided on the pressure pump, and the other end of the conveying hose is provided on the folding rod and connected with the pressure spray head.

[0024] In a possible implementation, the unmanned aerial vehicle cleaning device further comprises a heating assembly provided on the liquid outlet end of the pressure pump.

[0025] In a possible implementation, the heating assembly is an electric heater.

[0026] In a possible implementation, a plurality of cleaning agent adding units are provided, and the liquid outlet ends of the plurality of cleaning agent adding units are respectively communicated with the water outlet pipe.

[0027] In a possible implementation, the unmanned aerial vehicle body is further provided with a camera.

[0028] Compared with the prior art, the unmanned aerial vehicle cleaning device has the following beneficial effects:

[0029] The unmanned aerial vehicle cleaning device comprises an unmanned aerial vehicle body, a cleaning agent adding unit, a pressure pump, a conveying hose and a cleaning arm. The unmanned aerial vehicle body is provided with a water tank. The water tank is provided with a water inlet. During use, water in the water tank can be pumped to the conveying hose by the pressure pump and sprayed through the pressure spray head. Alternatively, the water inlet can be connected with ground conveying equipment to clean by using ground water supply. Different water supply modes can be selected flexibly according to different targets. The cleaning arm is foldable, which helps to reduce the space occupied by the equipment and facilitates carrying and transportation. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 Structure diagram of the cleaning arm provided by the utility model Figure 1 ;

[0031] Figure 2 Structure diagram of the cleaning arm provided by the utility model Figure 2 ;

[0032] Figure 3 Structure diagram of the cleaning arm provided by the utility model Figure 3 ;

[0033] Figure 4 For Figure 3 Local enlarged view of part A in the utility model

[0034] Figure 5 Structure diagram of the unmanned aerial vehicle cleaning device provided by the utility model Figure 1 ;

[0035] Figure 6 Structure diagram of the unmanned aerial vehicle cleaning device provided by the utility modelFigure 2 ;

[0036] Figure 7 Structure diagram of unmanned aerial vehicle cleaning device Figure 3 ;

[0037] Mark explanation:

[0038] 10, folding arm; 11, folding rod; 111, mounting plate; 112, locking hole; 113, lock pin; 20, mounting bracket; 21, mounting block; 22, ranging unit; 30, pressure spray head; 31, conveying hose; 40, adjusting assembly; 41, pitch adjusting mechanism; 42, horizontal adjusting mechanism; 50, unmanned aerial vehicle body; 51, water tank; 511, water inlet; 512, water outlet; 60, cleaning agent adding unit; 70, pressure pump; 80, heating assembly. Specific implementation

[0039] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and not to limit the utility model.

[0040] Please refer to Figures 1 to 7 , the following describes a cleaning arm and unmanned aerial vehicle cleaning device provided by the utility model embodiment.

[0041] Please refer to Figures 1 to 4 , in the first aspect, the utility model embodiment provides a cleaning arm, which comprises a folding arm 10, a mounting bracket 20, a pressure spray head 30 and an adjusting assembly 40, the adjusting assembly 40 comprises a pitch adjusting mechanism 41 and a horizontal adjusting mechanism 42. The folding arm 10 comprises a plurality of folding rods 11 and a locking unit, two adjacent folding rods 11 are hinged to each other, the folding rod 11 is a hollow rod-shaped member, the locking unit is detachably connected with the folding rod 11, when the two adjacent folding rods 11 are coaxial, the locking unit can be connected between the two folding rods 11, so that the two folding rods 11 are connected and fixed, forming an integrated structure. When not in use, the locking unit can be removed, so that the two folding rods 11 can be relatively rotated and folded together as shown in Figure 1 . The mounting bracket 20 is arranged at the end of the folding arm 10 and is used for mounting the pressure spray head, the mounting bracket 20 is provided with a mounting block 21, the mounting block 21 is rotationally matched with the mounting bracket 20 through a horizontal axis; the pressure spray head 30 is arranged on the mounting block 21; the pitch adjusting mechanism 41 is arranged on the mounting bracket 20 and is used for driving the mounting block 21 to rotate around the horizontal axis; the horizontal adjusting mechanism 42 is arranged on the mounting block 21 and is used for driving the pressure spray head 30 to rotate around the vertical axis.

[0042] The cleaning arm provided by the utility model comprises a folding arm 10, a mounting bracket 20, a pressure spray head 30 and an adjusting assembly 40, the adjusting assembly 40 comprises a pitch adjusting mechanism 41 and a horizontal adjusting mechanism 42, the folding arm 10 comprises a plurality of folding rods 11 and a locking unit, the folding rod 11 is a hollow rod, a conveying hose 31 can pass through the folding rod 11, and no clamping fixing structure needs to be additionally arranged, and the structure is simpler. When not in use, the locking unit can be removed, and the plurality of folding rods 11 can be folded together, thereby facilitating carrying and transportation. The mounting bracket 20 is provided with the pitch adjusting mechanism 41 and the horizontal adjusting mechanism 42, the pitch adjusting mechanism 41 and the horizontal adjusting mechanism 42 can drive the pressure spray head 30 to rotate upward and downward or horizontally, the pitch adjusting mechanism 41 and the horizontal adjusting mechanism 42 are helpful to realize cleaning of a larger area, the angle of the pressure spray head 30 can be adjusted through ground remote control during cleaning, the unmanned aerial vehicle body 50 does not need to be moved, and control is simpler and more convenient.

[0043] The folding arm 10 comprises a plurality of folding rods 11, the folding rods 11 can be arranged in two, three, four or more as required, the folding rods 11 can be made of carbon fiber material, are more portable and have higher strength. When two folding rods 11 are coaxially aligned, the two folding rods 11 are connected and fixed through a locking unit. The locking unit can be a screw fastener, a lock tongue and a lock hole structure or a bolt and a limiting hole structure, and can realize locking and unlocking of two rod pieces. The locking unit can directly select an existing product on the market, and the specific specifications and models are not limited. The length of the folding rod 11 can be 60-80 cm, and can be set as required.

[0044] The mounting bracket 20 is arranged at the end of the folding rod 11 at the tail end, is used for mounting the pressure spray head 30 and the adjusting assembly 40, and adjusts the angle and posture of the pressure spray head 30 through the adjusting assembly 40, so that a larger cleaning area can be obtained.

[0045] The adjusting assembly 40 comprises the pitch adjusting mechanism 41 and the horizontal adjusting mechanism 42, the pitch adjusting mechanism 41 can be a first motor in transmission connection with a rotating shaft of the mounting block 21, and the horizontal adjusting mechanism 42 can be a second motor in transmission connection with the pressure spray head 30. The adjusting range of the pitch adjusting mechanism 41 and the horizontal adjusting mechanism 42 can be 0-100°.

[0046] Please refer to Figure 3 and Figure 4 In some possible embodiments, the cleaning arm further comprises a distance measuring unit 22, the distance measuring unit 22 is arranged on the mounting bracket 20, and a detection end of the distance measuring unit 22 faces an outlet direction parallel to the pressure spray head 30. The distance measuring unit 22 can be an ultrasonic or infrared distance measuring element, the distance between the spray head and a wall surface can be accurately controlled through the distance measuring unit 22, the best cleaning effect can be achieved, and equipment damage caused by the pressure spray head 30 hitting the wall can be avoided.

[0047] Please refer toFigure 1 And Figure 2 In some possible embodiments, the ends of two adjacent folding rods 11 abutting each other are respectively provided with mounting plates 111, and a locking hole 112 is formed in the mounting plate 111 on one of the folding rods 11, and a locking pin 113 is arranged on the mounting plate 111 of the other folding rod 11, the locking pin 113 is similar to the locking tongue of a door lock, when the two mounting plates 111 abut each other, the locking pin 113 can be inserted into the locking hole 112 to achieve locking and fixing. When it is necessary to fold and store, the locking pin 113 can be retracted by pressing the switch, and the two folding rods 11 are manually separated, which is convenient for installation and disassembly. The specific form of the locking pin 113 can refer to the existing mechanical lock, and a suitable product can be directly purchased from the market for installation and use.

[0048] Please refer to Figure 4 In some possible embodiments, the end of the folding rod provided with the mounting bracket 30 is provided with a pipe outlet hole, and the conveying hose 31 can pass through the pipe outlet hole and then be connected with the pressure spray head 30.

[0049] Please refer to Figure 4 In some possible embodiments, the pressure spray head 30 is detachably arranged on the mounting block 21, and different models of pressure spray heads 30 can be replaced according to needs.

[0050] Please refer to Figure 5 , Figure 6 And Figure 7 In the second aspect, the utility model provides a kind of unmanned plane cleaning device, including unmanned plane body 50, cleaning agent adding unit 60, pressure pump 70, conveying hose 31 and cleaning arm 10, and unmanned plane body 50 is provided with water tank 51, and water tank 51 is provided with water inlet 511, and water tank 51 is provided with water outlet pipe;Cleaning agent adding unit 60 includes cleaning agent adding tank and cleaning agent delivery pump respectively arranged in unmanned plane body 50, and the outlet of cleaning agent delivery pump is communicated with water outlet pipe;The liquid inlet of pressure pump 70 is communicated with water outlet pipe;One end of conveying hose 31 is communicated with the liquid outlet of pressure pump 70;One end of cleaning arm 10 is communicated with the liquid outlet of pressure pump 70, and the other end of conveying hose 31 is arranged in folding rod 11 and is connected with pressure spray head 30.

[0051] Compared with the prior art, the unmanned plane cleaning device provided by the utility model has the following beneficial effects:

[0052] The unmanned aerial vehicle cleaning device provided by the utility model comprises an unmanned aerial vehicle body 50, a cleaning agent adding unit 60, a pressure pump 70, a conveying hose 31 and a cleaning arm, the unmanned aerial vehicle body 50 is provided with a water tank 51, the water tank 51 is provided with a water inlet 511, and when in use, water in the water tank 51 can be pumped to the conveying hose 31 through the pressure pump 70 and sprayed through the pressure spray head 30, or the water inlet 511 can be connected to ground conveying equipment to clean by using ground water supply, and the water supply mode can be flexibly selected according to different targets. The cleaning arm is foldable, which helps to reduce the space occupied by the equipment and facilitates carrying and transportation. The pressure pump 70 can increase the pressure of water and increase the end pressure to 1-4MPa, and the cleaning effect is better.

[0053] Please refer to Figure 5 and Figure 7 In some possible embodiments, the unmanned aerial vehicle cleaning device further comprises a heating assembly 80, the heating assembly 80 is arranged at the liquid outlet end of the pressure pump 70, the heating assembly 80 is an electric heater, and the water can be heated to 100 degrees Celsius at most, high-temperature steam is generated, and the pressure spray head 30 can not only spray liquid for cleaning but also can soften the dirt on the surface by using the steam cleaning mode.

[0054] Please refer to Figure 7 In some possible embodiments, the cleaning agent adding unit 60 is provided with a plurality of liquid outlet ends, the liquid outlet ends of the plurality of cleaning agent adding units 60 are respectively connected to the water outlet pipe, different types of cleaning agents can be added according to the requirement, and the addition proportion of the cleaning agent can be adjusted.

[0055] In some possible embodiments, the unmanned aerial vehicle body 50 is further provided with a camera, the picture can be transmitted to a ground receiver for the operator to view.

[0056] In the present application, unless specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be connected, or it can be detachable, or it can be integrated; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two elements or the interaction relationship of two elements. Unless otherwise defined, all technical and scientific terms used in the present application have the same meaning as understood by those skilled in the art of the present application.

[0057] In the present application, unless specifically defined and limited otherwise, the first feature "on" or "under" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "over" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the first feature is higher than the second feature in horizontal height. The first feature "under", "below" and "under" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the first feature is lower than the second feature in horizontal height.

[0058] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms should not be understood as necessarily referring to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in the present specification.

[0059] The above is a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope disclosed by the present application, and these modifications or replacements should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

[0060] It can be understood that the parts in the above embodiments can be freely combined or deleted to form different combined embodiments, and the specific content of each combined embodiment will not be described here, and after the description here, it can be considered that the present utility model specification has recorded each combined embodiment, and different combined embodiments can be supported.

[0061] The above is only a preferred embodiment of the present utility model, and does not limit the present utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A cleaning arm characterized by, The cleaning arm comprises: a folding arm (10) comprising a plurality of folding rods (11) hingedly connected in sequence from head to tail, and a locking unit connected between two adjacent folding rods (11), the folding rod (11) being a hollow rod-shaped member, and the locking unit between two adjacent folding rods (11) being capable of locking and limiting the two folding rods (11) when the two folding rods (11) are coaxial; a mounting bracket (20) provided at one end of the folding arm (10), the mounting bracket (20) being provided with a mounting block (21), the mounting block (21) being rotatably connected to the mounting bracket (20) through a horizontal axis; a pressure nozzle (30) provided on the mounting block (21); a pitch adjusting mechanism (41) provided on the mounting bracket (20) for driving the mounting block (21) to rotate around a horizontal axis; and a horizontal adjusting mechanism (42) provided on the mounting block (21) for driving the pressure nozzle (30) to rotate around a vertical axis.

2. A cleaning arm according to claim 1, wherein The cleaning arm further comprises a distance measuring unit (22) provided on the mounting bracket (20), the detection end of the distance measuring unit (22) being directed towards the outlet direction of the pressure nozzle (30).

3. A cleaning arm according to claim 1, wherein The ends of two adjacent folding rods (11) are respectively provided with mounting plates (111), one of the mounting plates (111) being provided with a locking hole (112), and the other mounting plate (111) being provided with a locking pin (113), the locking pin (113) forming the locking unit, and the locking hole (112) and the locking pin (113) being in locking and limiting engagement.

4. A cleaning arm according to claim 1, wherein The folding rod (11) provided with the mounting bracket (20) is provided with a pipe outlet hole adjacent to the end of the mounting bracket (20).

5. A cleaning arm according to claim 1, wherein The pressure nozzle (30) is detachably provided on the mounting block (21).

6. An unmanned aerial vehicle washing device, characterized by, The unmanned aerial vehicle cleaning device comprises: an unmanned aerial vehicle body (50) provided with a water tank (51), the water tank (51) being provided with a water inlet (511), and the water tank (51) being provided with a water outlet pipe; a cleaning agent adding unit (60) comprising a cleaning agent adding tank and a cleaning agent delivery pump provided on the unmanned aerial vehicle body (50), the cleaning agent delivery pump being in communication with the water outlet pipe; a pressure pump (70) having a liquid inlet in communication with the water outlet pipe; a delivery hose (31) having one end in communication with the liquid outlet of the pressure pump (70); and a cleaning arm according to any one of claims 1-5, the cleaning arm being provided on the pressure pump (70), the other end of the delivery hose (31) being provided in the folding rod (11) and connected to the pressure nozzle (30).

7. The unmanned aerial vehicle washing device of claim 6, wherein, The unmanned aerial vehicle cleaning device further comprises a heating assembly (80) provided on the liquid outlet of the pressure pump (70).

8. The unmanned aerial vehicle washing device of claim 7, wherein, The heating assembly (80) is an electric heater.

9. The unmanned aerial vehicle washing device of claim 6, wherein, The cleaning agent adding units (60) are provided in plurality, and the liquid outlets of the plurality of cleaning agent adding units (60) are respectively communicated with the water outlets.

10. The unmanned aerial vehicle washing device of claim 6, wherein, The unmanned aerial vehicle body (50) is further provided with a camera.

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