Laser cleaning unmanned aerial vehicle

Abstract

The invention relates to a laser cleaning unmanned aerial vehicle which comprises a vehicle body, a pneumatic cleaning system and a laser cleaning system, the pneumatic cleaning system and the laser cleaning system are mounted on the lower portion of the vehicle body, the cleaning path of the pneumatic cleaning system and the cleaning path of the laser cleaning system coincide with each other, and the laser cleaning system comprises a focusing sensor. The focusing sensor is arranged on the pneumatic cleaning system and detects along the cleaning path of the pneumatic cleaning system. According to the scheme, the core is that the pneumatic cleaning system and the laser cleaning system are combined, the laser cleaning system conducts ablation cleaning on stains, meanwhile, the pneumatic cleaning system blows away chippings generated by ablation cleaning, and the cleaning efficiency generated through combination of the pneumatic cleaning system and the laser cleaning system is higher. Moreover, the focusing sensor of the laser cleaning system is further fused and arranged on the cleaning path of the pneumatic cleaning system, so that the focusing efficiency is high, and the influence of smoke generated by ablation is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of aerial cleaning, in particular to a laser cleaning unmanned aerial vehicle. Background Art

[0002] At present, the method of laser cleaning by drone is generally as follows: the drone takes off to the sky above the solar photovoltaic panel, and then locates itself through the sensors or navigation on the drone, and then scans and identifies the stains that need to be cleaned through the onboard camera. After determining the cleaning location, the drone laser cleaning system starts working and ablates the stains through pulsed laser. Afterwards, the onboard camera will scan the surface of the solar photovoltaic panel for a second time to check whether it meets the cleaning expectations. If not, a second cleaning will be carried out until the drone lands in a safe area after the cleaning is complete.

[0003] In this solution, the laser ablation range is limited and the generated ash imposes a great burden on work efficiency. Summary of the invention

[0004] To solve the above problems, an object of the present invention is to provide a laser cleaning drone to improve the efficiency of laser cleaning.

[0005] The following scheme is adopted in the embodiment of the present invention: a laser cleaning UAV includes a body, a pneumatic cleaning system and a laser cleaning system, the pneumatic cleaning system and the laser cleaning system are mounted on the lower part of the body, the cleaning path of the pneumatic cleaning system and the cleaning path of the laser cleaning system overlap with each other, the laser cleaning system includes a focus sensor, the focus sensor is arranged on the pneumatic cleaning system, and the focus sensor detects along the cleaning path of the pneumatic cleaning system.

[0006] Preferably, the laser cleaning system includes a laser mounting bracket, a cooling fan, a laser transmitter, an adjustment servo, a timing belt, an adjustment bolt, an incident lens barrel and a polarization lens barrel. The laser mounting bracket is hung below the side of the machine body. The cooling fan and the laser transmitter are respectively arranged above and below the lower part of the laser mounting bracket. The lower part of the laser transmitter is connected to the incident lens barrel and the polarization lens barrel in sequence. The adjustment bolt is arranged on the outside of the polarization lens barrel. The side of the laser transmitter is provided for the adjustment servo, and the adjustment servo is connected to the adjustment bolt through a timing belt.

[0007] Preferably, a focusing lens barrel and an exit mirror are further provided outside the polarizing lens barrel, and an incident lens, an adjustable polarizing lens, a focusing lens and an exit mirror are sequentially arranged inside the laser cleaning system along the laser propagation path, the incident lens and the adjustable polarizing lens are respectively arranged in the incident lens barrel and the polarizing lens barrel, and the focusing lens and the exit mirror are respectively arranged in the focusing lens barrel and the exit lens barrel.

[0008] Preferably, the pneumatic cleaning system includes an air pump mounting frame, an air pump, an air circuit pipe, an air storage box, an air inlet joint, an air outlet joint and a nozzle. The air pump mounting frame and the air storage box are arranged on the machine body in front and back. The air pump is installed inside the air pump mounting frame. The air pump is connected to the air storage box in sequence through the air circuit pipe and the air inlet joint. The air storage box is provided with the air outlet joint, and the air circuit of the air outlet joint is connected to the nozzle.

[0009] Preferably, a transverse base is also provided at the bottom of the laser cleaning system, on which a jet head is provided, and on which the focus sensor is provided.

[0010] Preferably, the laser emitter has a plurality of heat dissipation grooves protruding from the outside.

[0011] The present invention provides a laser cleaning drone. Compared with the prior art, the present invention has at least the following technical effects: the core of the present solution is to combine the pneumatic cleaning system with the laser cleaning system. While the laser cleaning system ablates the stains, the pneumatic cleaning system blows away the debris generated by the ablation cleaning. The combination of the two produces a higher cleaning efficiency. In addition, the present invention further integrates the focus sensor of the laser cleaning system into the cleaning path of the pneumatic cleaning system, which has high focusing efficiency and is not affected by the smoke generated by ablation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is a stereogram of the present invention;

[0013] Figure 2 is a stereogram of the laser cleaning system of the present invention;

[0014] Figure 3 is a side view of the laser cleaning system of the present invention;

[0015] Figure 4 is a cross-sectional view of the laser cleaning system of the present invention;

[0016] Figure 5 is a working schematic diagram of the laser cleaning system of the present invention;

[0017] Figure 6 It is a side view of the pneumatic cleaning system of the present invention.

[0018] Explanation of reference numerals: machine body 1, pneumatic cleaning system 2, laser cleaning system 3, focus sensor 30, laser mounting bracket 31, cooling fan 32, laser transmitter 33, adjusting servo 34, synchronous belt 35, adjusting bolt 36, incident lens barrel 37, polarizing lens barrel 38, horizontal base 300, focusing lens barrel 301, output lens barrel 302, incident lens 303, adjustable polarizing lens 304, focusing lens 305, output lens 306, heat sink 330, air pump mounting bracket 21, air pump 22, air pipe 23, air storage box 24, air inlet connector 25, air outlet connector 26, jet nozzle 27. DETAILED DESCRIPTION

[0019] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0020] See also Figures 1 to 6 A laser cleaning UAV includes a body 1, a pneumatic cleaning system 2 and a laser cleaning system 3. The pneumatic cleaning system 2 and the laser cleaning system 3 are mounted on the lower part of the body 1. The cleaning path of the pneumatic cleaning system 2 and the cleaning path of the laser cleaning system 3 overlap with each other. The laser cleaning system 3 includes a focus sensor 30. The focus sensor 30 is arranged on the pneumatic cleaning system 2. The focus sensor 30 detects along the cleaning path of the pneumatic cleaning system 2.

[0021] The core of this solution is to combine the pneumatic cleaning system 2 and the laser cleaning system 3. While the laser cleaning system 3 performs ablative cleaning on the stains, the pneumatic cleaning system 2 blows away the debris generated by the ablative cleaning. The combination of the two produces a higher cleaning efficiency. In addition, the present invention further integrates the focus sensor 30 of the laser cleaning system 3 into the cleaning path of the pneumatic cleaning system 2, which has high focusing efficiency and is not affected by the smoke generated by ablation.

[0022] The laser cleaning system 3 includes a laser mounting bracket 31, a cooling fan 32, a laser transmitter 33, an adjustment servo 34, a timing belt 35, an adjustment bolt 36, an incident lens barrel 37 and a polarization lens barrel 38. The laser mounting bracket 21 is hung below the side of the machine body 1. The cooling fan 32 and the laser transmitter 33 are respectively arranged above and below the lower part of the laser mounting bracket 31. The lower part of the laser transmitter 33 is connected to the incident lens barrel 37 and the polarization lens barrel 38 in sequence. The adjustment bolt 36 is arranged on the outer side of the polarization lens barrel 38. The side of the laser transmitter 33 is provided for the adjustment servo 34 to be arranged. The adjustment servo 34 is connected to the adjustment bolt 36 through a timing belt 35.

[0023] A focusing lens barrel 301 and an exit lens barrel 302 are also provided outside the polarization lens barrel 38. An incident lens 303, an adjustable polarization lens 304, a focusing lens 305 and an exit mirror 306 are sequentially arranged inside the laser cleaning system 3 along the laser propagation path. The incident lens 303 and the adjustable polarization lens 304 are respectively arranged in the incident lens barrel 37 and the polarization lens barrel 38, and the focusing lens 305 and the exit mirror 306 are respectively arranged in the focusing lens barrel 301 and the exit lens barrel 302.

[0024] The pneumatic cleaning system 2 includes an air pump mounting frame 21, an air pump 22, an air circuit pipe 23, an air storage box 24, an air inlet connector 25, an air outlet connector 26 and an air nozzle 27. The air pump mounting frame 21 and the air storage box 24 are arranged on the machine body 1 in front and back. The air pump 22 is installed inside the air pump mounting frame 21. The air pump 22 is connected to the air storage box 24 in sequence through the air circuit pipe 23 and the air inlet connector 25. The air storage box 24 is provided with the air outlet connector 26, and the air circuit of the air outlet connector 26 is connected to the air nozzle 27.

[0025] The bottom of the laser cleaning system 3 is also provided with a transverse base 300, on which the jet head 27 is provided, and the focus sensor 30 is provided on the jet head 27. In addition, a rotating motor can be provided between the jet head 27 and the installation position to further improve the cleaning efficiency of the jet head 27.

[0026] To further facilitate heat dissipation, the laser emitter 33 has a plurality of heat dissipation grooves 330 protruding from the outside.

[0027] Several points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.

[0028] Secondly: In the drawings of the embodiments disclosed in the present invention, only the structures related to the embodiments disclosed in the present invention are involved, and other structures can refer to the usual design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other.

[0029] Finally, the above is only a preferred implementation of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention.

Claims

1. A laser cleaning drone, characterized by: The invention comprises a machine body (1), a pneumatic cleaning system (2) and a laser cleaning system (3), wherein the pneumatic cleaning system (2) and the laser cleaning system (3) are mounted on the lower part of the machine body (1), the cleaning path of the pneumatic cleaning system (2) and the cleaning path of the laser cleaning system (3) overlap with each other, and the laser cleaning system (3) comprises a focus sensor (30), the focus sensor (30) is arranged on the pneumatic cleaning system (2), and the focus sensor (30) detects along the cleaning path of the pneumatic cleaning system (2).

2. A laser cleaning drone according to claim 1, characterized in that: The laser cleaning system (3) comprises a laser mounting bracket (31), a cooling fan (32), a laser transmitter (33), an adjusting steering gear (34), a synchronous belt (35), an adjusting bolt (36), an incident lens barrel (37) and a polarizing lens barrel (38). The laser mounting bracket (21) is hung below the side of the machine body (1). The cooling fan (32) and the laser transmitter (33) are respectively arranged above and below the lower part of the laser mounting bracket (31). The lower part of the laser transmitter (33) is connected to the incident lens barrel (37) and the polarizing lens barrel (38) in sequence. The adjusting bolt (36) is arranged on the outer side of the polarizing lens barrel (38). The side of the laser transmitter (33) is provided with the adjusting steering gear (34). The adjusting steering gear (34) is connected to the adjusting bolt (36) through the synchronous belt (35).

3. A laser cleaning drone according to claim 2, characterized in that: A focusing lens barrel (301) and an exit lens barrel (302) are also provided outside the polarizing lens barrel (38); an incident lens (303), an adjustable polarizing lens (304), a focusing lens (305) and an exit mirror (306) are sequentially provided inside the laser cleaning system (3) along a laser propagation path; the incident lens (303) and the adjustable polarizing lens (304) are respectively provided inside the incident lens barrel (37) and the polarizing lens barrel (38); and the focusing lens (305) and the exit mirror (306) are respectively provided inside the focusing lens barrel (301) and the exit lens barrel (302).

4. The laser cleaning drone according to claim 1, characterized in that: The pneumatic cleaning system (2) comprises an air pump mounting frame (21), an air pump (22), an air line pipe (23), an air storage box (24), an air inlet joint (25), an air outlet joint (26) and an air jet head (27); the air pump mounting frame (21) and the air storage box (24) are arranged on the machine body (1) in front and back; the air pump (22) is sleeved inside the air pump mounting frame (21); the air pump (22) is connected to the air storage box (24) in sequence through the air line pipe (23) and the air inlet joint (25); the air storage box (24) is provided with the air outlet joint (26); the air outlet joint (26) is air-circuited to the air jet head (27).

5. A laser cleaning drone according to claim 4, characterized in that: A transverse base (300) is also arranged at the bottom of the laser cleaning system (3), on which the nozzle head (27) is arranged, and on which the focusing sensor (30) is arranged.

6. The laser cleaning drone according to claim 1, characterized in that: The laser emitter (33) has a plurality of heat dissipation grooves (330) protruding from the outside.

Images