Supercharged spraying and cleaning mechanism for hydrogen energy unmanned aerial vehicle

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, and discloses a supercharged spraying and cleaning mechanism for a hydrogen energy unmanned aerial vehicle, which comprises an unmanned aerial vehicle main body, a liquid supercharging assembly and a spraying ring assembly, the spraying ring assembly comprises an angle adjusting support, a mechanical ring rotationally connected to the angle adjusting support, a first driving assembly used for driving the angle adjusting support to rotate and a second driving assembly fixedly connected to the angle adjusting support to drive the mechanical ring to rotate, and a plurality of nozzles evenly distributed in the circumferential direction are arranged on the mechanical ring. The first driving assembly drives the angle adjusting support to rotate so that the mechanical ring can control the spraying coverage radius of the nozzle, and the second driving assembly adjusts the relative angle position of the mechanical ring relative to the angle adjusting support so that the spraying angle can be controlled. By arranging the spraying ring assembly, combination of multi-degree-of-freedom adjustment and pressurized spraying is achieved, and accurate control over the dynamic spraying coverage radius and the atomization degree is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to unmanned plane field especially relates to a hydrogen energy unmanned plane is with pressurization type spraying cleaning mechanism. BACKGROUND

[0002] With the development of unmanned plane technology, it is widely used in the automatic cleaning operation of high-altitude facilities such as high-rise building outer wall, large photovoltaic power station panel, wind turbine blade.

[0003] However, the spraying mechanism of the prior art unmanned plane has obvious limitations. The common scheme is to fix and install a spray rod or a static distribution nozzle at the bottom of the unmanned plane. The spraying angle and coverage range are usually fixed. It cannot dynamically adjust the water flow spraying angle according to the profile of the surface to be cleaned. For example, in the cleaning operation of uneven building facade or inclined photovoltaic panel, there are dead angles and blind areas in cleaning, and the cleaning effect is uneven. In addition, the spraying coverage radius is not adjustable. When facing different widths of operation surface, either the unmanned plane needs to fly more densely to eliminate the missed spraying area, which is low in efficiency, or a large amount of cleaning liquid is wasted due to the too large spraying range.

[0004] In summary, a new scheme is needed to solve the above problems. SUMMARY

[0005] The utility model overcomes the insufficient prior art, provides a hydrogen energy unmanned plane is with pressurization type spraying cleaning mechanism, has promoted cleaning efficiency and effect obviously, and efficient use of resources.

[0006] In order to achieve the above purpose, the utility model adopts the technical scheme of a hydrogen energy unmanned plane is with pressurization type spraying cleaning mechanism, comprising: unmanned plane main part, liquid booster assembly and spraying ring assembly;Wherein, the liquid booster assembly is detachably connected on the unmanned plane main part through the support frame, is used for pressurizing and outputting cleaning liquid;The spraying ring assembly includes: angle adjusting support, mechanical ring rotatingly connected on the angle adjusting support, first drive assembly for driving the angle adjusting support to rotate, and second drive assembly fixedly connected on the angle adjusting support and driving the mechanical ring to rotate, a plurality of circumferentially uniformly distributed nozzles are arranged on the mechanical ring;The first drive assembly drives the angle adjusting support to rotate, so that the mechanical ring controls the spraying coverage radius of the nozzle, the second drive assembly adjusts the relative angle position of the mechanical ring relative to the angle adjusting support, so as to control the spraying angle.

[0007] In a preferred embodiment of the utility model, the angle adjusting support is rotatably connected to the bottom of the unmanned aerial vehicle main body through a hinge shaft, the first driving assembly comprises a first driving motor, the first driving motor is fixedly arranged on the unmanned aerial vehicle main body, and the output end of the first driving motor is connected with the hinge shaft through a first transmission mechanism, for driving the angle adjusting support to rotate around the hinge shaft axis.

[0008] In a preferred embodiment of the utility model, the mechanical ring is rotatably connected with the angle adjusting support through a bearing connecting mechanism, the bearing connecting mechanism comprises a bearing seat fixed in the angle adjusting support, a bearing mounted in the bearing seat, and a central rotating shaft fixedly connected with the inner ring of the bearing, and the mechanical ring is fixedly connected between the two oppositely arranged central rotating shafts.

[0009] In a preferred embodiment of the utility model, the second driving assembly comprises a second driving motor fixedly arranged on the angle adjusting support, the output end of the second driving motor is connected with the central rotating shaft through a second transmission structure, for driving the central axis to rotate and further driving the mechanical ring to rotate.

[0010] In a preferred embodiment of the utility model, an annular flow channel is formed in the mechanical ring, the end of the central rotating shaft is provided with an L-shaped rotary joint, the rotating end of the L-shaped rotary joint is fixedly connected with the central rotating shaft, and the fixed end of the L-shaped rotary joint is connected with the output end of a liquid pressure boosting assembly through a connecting hose.

[0011] In a preferred embodiment of the utility model, the liquid pressure boosting assembly comprises a cleaning liquid barrel connected to the lower end of the unmanned aerial vehicle main body through a support frame, and a pressure boosting pump connected to the lower end of the pressure boosting barrel, and the outlet end of the pressure boosting pump is connected with the hinge shaft through a female rotary joint, and the rotating end is fixedly connected with the hinge shaft.

[0012] In a preferred embodiment of the utility model, the hinge shaft is designed to be hollow and is provided with a shunt pipe, and the shunt pipe is fixedly connected with the inner ring of the female rotary joint through a male rotary joint.

[0013] In a preferred embodiment of the utility model, a first angle sensor for detecting the pitch angle of the angle adjusting support is arranged on the angle adjusting support, and a rotating speed sensor for detecting the rotating speed of the mechanical ring is arranged on the mechanical ring.

[0014] In a preferred embodiment of the utility model, a control unit is further arranged, and the first angle sensor and the rotating speed sensor are signal connected with the control unit.

[0015] The utility model discloses a preferable embodiment, mobile power is provided on unmanned aerial vehicle main part, mobile power provides the electric energy for liquid pressure boost assembly, first drive assembly, second drive assembly and control unit:

[0016] The utility model solves the defect in the background art, and has the following beneficial effects:

[0017] (1) The application provides a hydrogen energy unmanned aerial vehicle pressurized spraying cleaning mechanism, which realizes the combination of multi-degree-of-freedom adjustment and pressurized spraying, realizes accurate control of dynamic spraying coverage radius and atomization degree, can flexibly adjust the spraying track on different operation surfaces, overcomes the limitations of traditional fixed nozzles, and significantly improves the cleaning efficiency and accuracy compared with the prior art, optimizes the resource utilization rate, accurately adapts to complex operation environments, and greatly improves the intelligent level of cleaning operation.

[0018] (2) The application provides a hydrogen energy unmanned aerial vehicle pressurized spraying cleaning mechanism, which adopts a double-drive assembly composed of a first drive assembly and a second drive assembly to control the rotation speed and the pitch angle respectively, realizes multi-degree-of-freedom motion of the mechanical ring, the first drive assembly adjusts the spraying coverage range, and the second drive assembly controls the pitch of the nozzle to adapt to the curvature change of the cleaning surface. Compared with the traditional single-drive equipment, the application scheme can cope with diversified scenes at the same time, significantly improves the functionality and application range of the cleaning equipment, and overcomes the defects of insufficient flexibility in the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0019] The utility model will be further described below in combination with the drawings and examples;

[0020] Figure 1 is the perspective view of the preferred embodiment of the utility model;

[0021] Figure 2 is the sectional view of the preferred embodiment of the utility model;

[0022] Figure 3 is Figure 2 the enlarged schematic view of A part in the figure;

[0023] In the figure: 1, unmanned aerial vehicle main part; 2, liquid pressure boost assembly; 21, cleaning liquid barrel; 22, pressure boost pump; 23, female rotary joint; 24, sub rotary joint; 25, shunt pipe; 3, spraying ring assembly; 31, angle adjustment support; 311, L-shaped rotary joint; 32, mechanical ring; 321, annular flow channel; 33, first drive motor; 34, nozzle; 35, second drive motor. DETAILED DESCRIPTION

[0024] The utility model will be further explained in detail in connection with the drawings and embodiments, these drawings are all simplified schematic diagram, only with the schematic way the basic structure of the utility model is shown, therefore it only shows the structure related to the utility model.

[0025] Embodiments:

[0026] As Figure 1 , Figure 2 and Figure 3 Indicated, a kind of hydrogen energy unmanned plane is with pressurized spray cleaning mechanism, comprising: unmanned plane main body 1, liquid pressurization component 2, and spray ring component 3;Wherein, liquid pressurization component 2 is detachably connected on unmanned plane main body 1 by support frame, for pressurizing and outputting cleaning fluid;Spray ring component 3 includes: angle adjusting support 31, mechanical ring 32 is rotatably connected on angle adjusting support 31, for driving the first drive component of angle adjusting support 31 rotation, and the second drive component of driving mechanical ring 32 rotation is fixedly connected on angle adjusting support 31, mechanical ring 32 is provided with several nozzles 34 that are distributed uniformly in circumference;First drive component drives angle adjusting support 31 rotation, so that mechanical ring 32 controls the spray coverage radius of nozzle 34, the relative angle position of second drive component adjustment mechanical ring 32 relative to angle adjusting support 31, so as to control spray angle.

[0027] Based on the above structural design, the method of the application introduces a spray ring component 3 controlled by double drive assembly, which can move in multiple degrees of freedom, the pitch angle of the entire spray ring component 3 is adjusted by the second drive assembly, so as to control the injection direction of the cleaning fluid;Mechanical ring 32 is driven to rotate at high speed by the first drive assembly, and the spray coverage radius and atomization degree of the cleaning fluid are dynamically and continuously adjusted by the synergistic action of centrifugal force and pressurized pump 22. This design upgrades the unmanned plane spraying operation from simple fixed spraying to intelligent precision cleaning that can actively adapt to complex working surfaces and precisely control spraying parameters, significantly improving cleaning efficiency, cleaning effect and resource utilization.

[0028] Further, the unmanned plane main body 1 serves as the carrying platform of the entire mechanism, and a mobile power supply is provided thereon, which provides electric energy for all electric components in the mechanism.

[0029] Further, in the spraying ring assembly 3, the angle adjusting support 31 is rotatably connected to the bottom of the unmanned aerial vehicle body 1 through a hinge shaft, the first driving assembly includes a first driving motor 33 fixedly arranged on the unmanned aerial vehicle body 1, and the output end of the first driving motor 33 is connected with the hinge shaft through a first transmission mechanism composed of a gear set, for driving the angle adjusting support 31 to rotate around the hinge shaft axis, and the rotation speed of the mechanical ring 32 connected at the lower end can be controlled by controlling the rotation speed of the first driving motor 33; preferably, the mechanical ring 32 is rotatably connected with the angle adjusting support 31 through a bearing connecting mechanism; specifically, the bearing connecting mechanism includes a bearing seat fixed in the angle adjusting support 31, a bearing installed in the bearing seat, and a central rotating shaft fixedly connected with the inner ring of the bearing, and the mechanical ring 32 is fixedly connected between two oppositely arranged central rotating shafts.

[0030] Based on the above structural design, the first driving motor 33 is started, the hinge shaft is driven to rotate through the first transmission mechanism composed of a gear set, thereby driving the mechanical ring 32 on the angle adjusting support 31 to rotate, and the spraying coverage radius and atomization degree of the cleaning liquid can be dynamically and continuously adjusted by the synergistic effect of centrifugal force and the booster pump 22 by controlling the rotation speed of the first driving motor 33.

[0031] Further, the mechanical ring 32 is internally provided with an annular flow channel 321, and the end of the central rotating shaft is provided with an L-shaped rotary joint 311, the rotating end of the L-shaped rotary joint 311 is fixedly connected with the central rotating shaft, and the fixed end of the L-shaped rotary joint 311 is connected with the output end of the liquid booster assembly 2 through a connecting hose; the liquid booster assembly 2 adopts a traditional structural design, including a cleaning liquid barrel 21, a booster pump 22 and corresponding connecting pipelines, the cleaning liquid barrel 21 is connected to the lower end of the unmanned aerial vehicle body 1 through a support frame, the booster pump 22 is fixedly arranged below the cleaning liquid barrel 21 through bolts, the outlet end of the booster pump 22 is connected with the hinge shaft through a female rotary joint 23, and the outer peripheral surface of the rotating end of the female rotary joint 23 is fixedly connected with the hinge shaft, in addition, the hinge shaft is designed to be hollow inside and is provided with a shunt pipe 25, a plurality of connecting hoses are fixedly connected to one end of the shunt pipe 25 away from the female rotary joint 23, the connecting hoses are communicated with the inlet end of the L-shaped rotary joint 311, and the shunt pipe 25 is fixedly connected with the inner ring of the female rotary joint 23 through a male rotary joint 24; based on the above design, the cleaning liquid passes through the internal pipelines of the male rotary joint 24 and the female rotary joint 23 connected with each other, flows into the shunt pipe 25, flows into the connecting hoses communicated with the shunt pipe 25 along the shunt pipe 25, flows into the annular flow channel 321 inside the mechanical ring 32 from the pipeline of the L-shaped rotary joint 311, and is finally sprayed to the outside through the nozzle 34, thereby realizing automatic cleaning.

[0032] Further, the second driving assembly comprises a second driving motor 35 fixedly arranged on the angle adjusting support 31, the output end of the second driving motor 35 is connected with the central rotating shaft through a second transmission structure, and is used for driving the central shaft to rotate and further drive the mechanical ring 32 to rotate, so that the pitch angle of the mechanical ring 32 is adjusted, the cleaning operation of the uneven end face is adapted, and efficient use of resources is realized; the first driving motor 33 and the second driving motor 35 are both prepared by using high-precision stepping motors.

[0033] Further, the angle adjusting support 31 is provided with a first angle sensor for detecting the pitch angle thereof, the mechanical ring 32 is provided with a rotating speed sensor for detecting the rotating speed thereof, and the unmanned aerial vehicle body 1 further comprises a control unit, the first angle sensor and the rotating speed sensor are both signal-connected with the control unit, so that the spraying angle, radius and the like can be accurately controlled, and efficient cleaning operation is realized.

[0034] When the utility model is used, the working principle is as follows: the liquid pressure increasing assembly 2 is started, the cleaning liquid in the cleaning liquid barrel 21 is pressurized, is exported through the support frame connected pressure increasing pump 22, and the cleaning liquid sequentially passes through the female rotating joint 23, the hollow shunt pipe 25 in the hinged shaft, the male rotating joint 24, flows into the annular flow passage 321 inside the mechanical ring 32, and is finally sprayed at high speed from the nozzle 34, and cleaning is completed. The first driving motor 33 in the first driving assembly is fixed to the unmanned aerial vehicle body 1, the output end is connected with the hinged shaft through a gear set transmission mechanism, drives the angle adjusting support 31 to rotate around the hinged shaft, and drives the mechanical ring 32 to rotate at high speed. By utilizing the synergistic effect of centrifugal force and the pressure increasing pump 22, the spraying coverage radius and atomization degree are dynamically adjusted, the rotating speed of the first driving motor 33 is changed, and the spraying effect is accurately controlled. The mechanical ring 32 is rotationally connected with the angle adjusting support 31 through a bearing connecting mechanism, the bearing seat, the bearing and the central rotating shaft are matched, and the stable rotation of the mechanical ring 32 is ensured. The second driving motor 35 of the second driving assembly is fixed on the angle adjusting support 31, the output end is connected with the central rotating shaft through a transmission structure, drives the central rotating shaft to rotate, and further drives the mechanical ring 32 to rotate, adjusts the pitch angle of the mechanical ring 32, and adapts to different cleaning operation surfaces. The first angle sensor on the angle adjusting support 31 and the rotating speed sensor on the mechanical ring 32 respectively monitor the pitch angle and the rotating speed, and transmit data to the control unit of the unmanned aerial vehicle body 1. According to the feedback information, the control unit adjusts and controls the operating parameters of the first and second driving motors 35 in real time, realizes accurate control of the spraying angle, radius and the like, and optimizes the cleaning operation.

[0035] In summary, the scheme of the application makes the cleaning operation intelligent and accurate, significantly improves the cleaning efficiency and effect, efficiently uses resources, and meets the unmanned aerial vehicle cleaning demand in complex environments.

[0036] The above is based on the ideal embodiment of the present application, through the above description, relevant personnel can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the content of the specification, and the technical scope must be determined according to the scope of claims.

Claims

1. A pressurized spraying cleaning mechanism for hydrogen energy drones, characterized by, The unmanned aerial vehicle comprises a main body (1), a liquid pressurizing assembly (2), and a spraying ring assembly (3); wherein The liquid pressurizing assembly (2) is detachably connected to the main body (1) through a support frame, and is used for pressurizing and outputting cleaning liquid; The spraying ring assembly (3) comprises an angle adjusting support (31), a mechanical ring (32) rotatably connected to the angle adjusting support (31), a first driving assembly used for driving the angle adjusting support (31) to rotate, and a second driving assembly fixedly connected to the angle adjusting support (31) and used for driving the mechanical ring (32) to rotate, and a plurality of nozzles (34) are arranged on the mechanical ring (32) in a circumferentially uniform manner. The first driving assembly drives the angle adjusting support (31) to rotate, so that the mechanical ring (32) controls the spraying coverage radius of the nozzles (34), and the second driving assembly adjusts the relative angle position of the mechanical ring (32) relative to the angle adjusting support (31), so as to control the spraying angle. The angle adjusting support (31) is rotatably connected to the bottom of the main body (1) through a hinge shaft, the first driving assembly comprises a first driving motor (33), the first driving motor (33) is fixedly arranged on the main body (1), and the output end of the first driving motor (33) is connected with the hinge shaft through a first transmission mechanism, and is used for driving the angle adjusting support (31) to perform pitching rotation around the hinge shaft axis.

2. The pressurized spraying and cleaning mechanism for hydrogen energy unmanned aerial vehicle according to claim 1, characterized in that: The mechanical ring (32) is rotatably connected with the angle adjusting support (31) through a bearing connecting mechanism; the bearing connecting mechanism comprises a bearing seat fixed in the angle adjusting support (31), a bearing installed in the bearing seat, and a central rotating shaft fixedly connected with the inner ring of the bearing; and the mechanical ring (32) is fixedly connected between the two oppositely arranged central rotating shafts.

3. The pressurized spraying and cleaning mechanism for hydrogen energy unmanned aerial vehicle according to claim 2, characterized in that: The second driving assembly comprises a second driving motor (35) fixedly arranged on the angle adjusting support (31), and the output end of the second driving motor (35) is connected with the central rotating shaft through a second transmission structure, and is used for driving the central shaft to rotate and in turn driving the mechanical ring (32) to rotate.

4. The pressurized spraying cleaning mechanism for hydrogen energy unmanned aerial vehicle according to claim 1, characterized in that: An annular flow channel (321) is formed in the mechanical ring (32), an L-shaped rotary joint (311) is arranged at the end of the central rotating shaft, the rotating end of the L-shaped rotary joint (311) is fixedly connected with the central rotating shaft, and the fixed end of the L-shaped rotary joint (311) is connected with the output end of the liquid pressurizing assembly (2) through a connecting hose.

5. The pressurized spraying and cleaning mechanism for hydrogen energy unmanned aerial vehicle according to claim 4, characterized in that: The liquid pressurizing assembly (2) comprises a cleaning liquid barrel (21) connected to the lower end of the main body (1) through a support frame, and a pressurizing pump (22) connected to the lower end of the pressurizing barrel, and the outlet end of the pressurizing pump (22) is connected with the hinge shaft through a female rotary joint (23), and the rotating end is fixedly connected with the hinge shaft.

6. The pressurized spraying cleaning mechanism for hydrogen energy unmanned aerial vehicle according to claim 1, characterized in that: The hinge shaft is designed to be hollow and is provided with a shunt pipe (25), and the shunt pipe (25) is fixedly connected with the inner ring of the female rotary joint (23) through a male rotary joint (24).

7. The pressurized spraying and cleaning mechanism for hydrogen energy unmanned aerial vehicle according to claim 6, characterized in that: ​ 8. The pressurized spraying cleaning mechanism for hydrogen energy unmanned aerial vehicle according to claim 1, characterized in that: The angle adjusting support (31) is provided with a first angle sensor for detecting the pitch angle thereof; and the mechanical ring (32) is provided with a rotating speed sensor for detecting the rotating speed thereof.

9. The pressurized spraying cleaning mechanism for hydrogen energy unmanned aerial vehicle according to claim 8, characterized in that: The control unit is further provided, and the first angle sensor and the rotating speed sensor are both in signal connection with the control unit.

10. The pressurized spraying cleaning mechanism for hydrogen energy unmanned aerial vehicle according to claim 1 or 9, characterized in that: The unmanned aerial vehicle body (1) is provided with a mobile power supply, which provides electric energy for the liquid pressurizing assembly (2), the first driving assembly, the second driving assembly and the control unit.

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