CN115682699A - Rain and fog preventing device for external camera lens of unmanned aerial vehicle - Google Patents

Rain and fog preventing device for external camera lens of unmanned aerial vehicle Download PDF

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Publication number
CN115682699A
CN115682699A CN202211358006.7A CN202211358006A CN115682699A CN 115682699 A CN115682699 A CN 115682699A CN 202211358006 A CN202211358006 A CN 202211358006A CN 115682699 A CN115682699 A CN 115682699A
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CN
China
Prior art keywords
air guide
guide pipe
aerial vehicle
unmanned aerial
air
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Pending
Application number
CN202211358006.7A
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Chinese (zh)
Inventor
刘豪
马新惠
张英
刘溪
宁楠
关欣
何必翔
杨华
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Guizhou Power Grid Co Ltd
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Guizhou Power Grid Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
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Priority to CN202211358006.7A priority Critical patent/CN115682699A/en
Publication of CN115682699A publication Critical patent/CN115682699A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a rain and fog preventing device for an external camera lens of an unmanned aerial vehicle, which comprises air guide pipes, wherein the air guide pipes are symmetrically arranged at two sides of the unmanned aerial vehicle; the air guide pipe comprises a first air guide pipe, a second air guide pipe and a third air guide pipe which are sequentially connected, the first air guide pipe comprises two air receiving pipes, the head ends of the two air receiving pipes are connected with an air outlet of the unmanned aerial vehicle, the tail end of the first air guide pipe is connected with the second air guide pipe, the lower portion of the second air guide pipe is bent forwards, a fan is arranged at the position, close to the tail end, of the first air guide pipe, the blowing direction of the fan faces the second air guide pipe, a power supply is arranged on the second air guide pipe and supplies power to the fan, a heater is arranged at the tail end of the second air guide pipe, and the heater is electrically connected with the power supply. According to the invention, hot air is guided to the external camera lens through the air guide pipe, so that water vapor and fog on the external camera lens are effectively removed, and the problem of poor data acquisition effect caused by water and fog accumulation on the lens in rain and fog weather of the unmanned aerial vehicle is solved.

Description

Rain and fog preventing device for external camera lens of unmanned aerial vehicle
Technical Field
The invention belongs to the technical field of power system inspection equipment, and particularly relates to a rain and fog prevention device for an external camera lens of an unmanned aerial vehicle.
Background
At present, the unmanned aerial vehicle inspection is more and more widely applied to the power transmission, distribution network and power transformation ranges of a power system and is more and more deep. Especially with the continuous improvement of the reliability requirement of the distribution network, the dependence of the distribution network on the unmanned aerial vehicle is more obvious under the condition that personnel and equipment are relatively lacked. Distribution network lean patrol, fault first-aid repair and fault point finding are basically carried out by an unmanned aerial vehicle. However, the Guizhou rain and fog weather is more, the air humidity at the high position of the mountain forest is high, and especially, the distribution network fault is mostly caused in the thunderstorm weather, so that the fog accumulated water is easily accumulated on the lens of the infrared and camera equipment externally hung on the unmanned aerial vehicle, and the patrol and fault finding cannot be carried out.
The existing temporary processing scheme is to adopt a mode of smearing an antifogging agent on a lens, and the method has the following problems: firstly, the duration is short, and after flying for a short time, the medicament needs to be applied again; secondly, when the mist and the water vapor are heavy, the effect is not obvious.
Disclosure of Invention
The invention aims to provide a rain and fog preventing device for an external camera lens of an unmanned aerial vehicle, which solves the problem that the external equipment of the unmanned aerial vehicle cannot work due to water accumulated in the lens under the rain and fog condition.
The invention adopts the technical scheme that the rain and fog preventing device for the external camera lens of the unmanned aerial vehicle comprises air guide pipes, wherein the air guide pipes are symmetrically arranged at two sides of the unmanned aerial vehicle, an air inlet of each air guide pipe is communicated with a hot air outlet of the unmanned aerial vehicle, and an air outlet of each air guide pipe is arranged above the side of the external camera lens.
Further, the air guide pipe comprises a first air guide pipe, a second air guide pipe and a third air guide pipe which are sequentially connected, the first air guide pipe comprises two air receiving pipes, the head ends of the two air receiving pipes are connected with an air outlet of the unmanned aerial vehicle, the tail end of the first air guide pipe is connected with the second air guide pipe, the second air guide pipe is L-shaped, the lower portion of the second air guide pipe is bent forwards, the head ends of the second air guide pipe and the first air guide pipe can be fixedly connected in a detachable mode, and the tail end of the second air guide pipe can be fixedly connected with the third air guide pipe in a detachable mode.
Furthermore, a fan is arranged at the position, close to the tail end, of the first air guide pipe, the blowing direction of the fan faces to the second air guide pipe, a power supply is arranged on the second air guide pipe, and the power supply supplies power to the fan.
Furthermore, the two tail ends of the air guide pipe are provided with heaters which are electrically connected with a power supply.
Furthermore, the three tail ends of the air guide pipe are provided with spray heads, and the spray heads are in a flat duckbill shape.
Furthermore, a movable joint is arranged at the joint of the head end of the spray head and the third air guide pipe, and the movable joint is an elastic pipeline formed by connecting folding corrugated sheets along the folding telescopic direction.
Further, meet tuber pipe head end both sides and be equipped with the connecting hole, adopt the screw to pass through the connecting hole and will meet the tuber pipe and fix on unmanned aerial vehicle, be equipped with between two tuber pipes and connect the bridge, connect the bridge and be located the unmanned aerial vehicle top.
Furthermore, the tail end of one air guide pipe is provided with a butt joint, installation parts are evenly arranged at intervals in the circumferential direction of the butt joint, installation holes are formed in the installation parts, the heads of the two air guide pipes are matched with the butt joint and provided with connectors, connection holes are formed in the connectors, and the first air guide pipe and the second air guide pipe are fixed through the connectors and the installation parts by screws.
Furthermore, the third air guide pipe is a metal pipe, an annular groove is formed in the tail end of the second air guide pipe, a locking piece is arranged outside the groove, so that the third air guide pipe is clamped in the groove, and the second air guide pipe is connected with the third air guide pipe.
Further, the middle part of the second air guide pipe is connected with the unmanned aerial vehicle undercarriage through a fixing piece, the fixing piece is saddle-shaped and comprises a fixing plate and an annular clamping piece arranged on the front side of the fixing plate, an opening is formed in the outer diameter of the annular clamping piece, the outer diameter of the annular clamping piece is matched with that of the second air guide pipe, the outer side of the annular clamping piece is provided with an opening, the fixing plate is connected with the unmanned aerial vehicle undercarriage through a screw, and the second air guide pipe enters the annular clamping piece and is clamped with the annular clamping piece through the opening.
Compared with the prior art, the invention has the beneficial effects that:
1) The hot air generated by the unmanned aerial vehicle is guided to the external camera lens by the air guide pipe, so that water vapor and mist on the external camera lens are effectively removed, the unmanned aerial vehicle can still normally patrol and troubleshoot in rain and fog weather, the problem of poor data acquisition effect caused by water and mist accumulation of the lens in the rain and fog weather of the unmanned aerial vehicle is solved, for the patrol operation of a transmission and transformation network, on one hand, the attendance time of the aircraft is greatly prolonged, the all-weather working capacity of the aircraft is obviously improved, on the other hand, the quality of acquired data is greatly improved, a large amount of re-flying workload is avoided, the application of the product can improve the patrol operation efficiency, save a large amount of re-flying and rework cost and solve one of the maximum pain points of the current mountain patrol;
2) The device has few structural elements, meets the requirement of light weight by combining the structural design of the unmanned aerial vehicle, and does not influence the flight of the unmanned aerial vehicle;
3) The fan is arranged for accelerating the air flow in the air guide pipe, so that on one hand, power is input for the continuous flow of hot air in the air guide pipe, on the other hand, the power consumption of the built-in fan of the unmanned aerial vehicle is reduced, and the phenomenon that the rotating speed of the built-in fan is too high or even the built-in fan is damaged due to the fact that a pipeline is added is avoided;
4) The heater is arranged and used for further heating the air flowing through the air guide pipe so as to meet the defogging requirement under the harsher environment;
5) Set up flat duckbilled shower nozzle, increase blowout gas pressure is favorable to concentrating steam and the fog that sweeps on the external camera lens, improves the defogging effect, and the shower nozzle is equipped with the activity with the junction of guide duct three and connects, and when the wind pressure was sufficient, the shower nozzle can sway automatically, realizes the regulation of air-out direction, ensures to hang the camera lens defogging comprehensively.
Drawings
FIG. 1 is an assembly schematic of the present invention;
FIG. 2 is a schematic view of an air duct according to the present invention;
FIG. 3 is a schematic view of a second air duct of the present invention;
FIG. 4 is a schematic view of a third embodiment of the air duct of the present invention;
FIG. 5 is a schematic view of a fastener structure according to the present invention;
the figure is marked with: 1. unmanned aerial vehicle, 2, external camera lens, 3, guide duct one, 301, connect the tuber pipe, 302, connecting bridge, 303, butt joint, 304, installation department, 4, guide duct two, 401, connector, 402, recess, 403, retaining member, 5, guide duct three, 6, fan, 7, power, 8, heater, 9, shower nozzle, 10, swing joint, 11, mounting, 1101, fixed plate, 1102, annular fastener.
Detailed Description
The invention will be further explained in the following with reference to the drawings attached to the specification in order to facilitate better understanding by those skilled in the art.
Example 1
As shown in fig. 1-5, the external camera lens rain and fog preventing device for the unmanned aerial vehicle comprises an unmanned aerial vehicle 1, wherein the unmanned aerial vehicle 1 specifically adopts the large area M300, the front end of the top of the unmanned aerial vehicle 1 is provided with a cooling air inlet, and the rear part of the unmanned aerial vehicle is provided with hot air outlets close to two sides. The external camera lens rain and fog prevention device provided by the invention is arranged on the unmanned aerial vehicle 1 by combining the characteristics of the unmanned aerial vehicle 1, and fully utilizes the heat generated by the components of the unmanned aerial vehicle 1 to remove fog and damp for the external camera lens 2.
The rain and fog preventing device for the external camera lens of the unmanned aerial vehicle comprises air guide pipes, wherein the air guide pipes are symmetrically arranged on two sides of the unmanned aerial vehicle 1, air inlets of the air guide pipes are communicated with hot air outlets of the unmanned aerial vehicle 1, and air outlets of the air guide pipes are arranged above the side of the external camera lens 2. The hot air of the hot air outlet of the unmanned aerial vehicle 1 is guided to the external camera lens 2, so that the external camera lens 2 is demisted and dampness-removed
In this embodiment, the air guide pipe includes a first air guide pipe 3, a second air guide pipe 4, and a third air guide pipe 5, which are connected in sequence; one 3 of air ducts includes two air ducts 301, and two air ducts 301 head ends are connected with 1 air outlet of unmanned aerial vehicle, will hot-blast introduction in air duct 3, and air duct 301 head end both sides are equipped with the connecting hole, adopt the screw to pass through the connecting hole and will connect air duct 301 to fix on unmanned aerial vehicle 1, are equipped with connecting bridge 302 between two air ducts 301, and connecting bridge 302 is located 1 top of unmanned aerial vehicle, guarantees air duct 301's stability and the whole equilibrium of device through connecting bridge 302.
A fan 6 is arranged at the position, close to the tail end, of the first air guide pipe 3, the blowing direction of the fan 6 faces to the second air guide pipe 4, a power supply 7 is arranged on the second air guide pipe 4, and the power supply 7 adopts a high-energy-efficiency lithium battery and supplies power to the fan 6; through setting up fan 6 with the air current acceleration in the guide duct, for the continuous flow input power of hot-air in the guide duct on the one hand, on the other hand reduces the consumption of the built-in fan of M300 unmanned aerial vehicle, avoids leading to built-in fan rotational speed too high or even damage owing to increase the pipeline.
The head end of the second air guide pipe 4 is connected with the tail end of the air connecting pipe 301, the second air guide pipe 4 is L-shaped, the lower part of the second air guide pipe 4 is bent forwards, and the head end of the second air guide pipe 4 is detachably and fixedly connected with the first air guide pipe 3. Specifically, the tail end of the first air guide pipe 3 is provided with a butt joint 303, the butt joint 303 is circumferentially and uniformly provided with mounting portions 304 at intervals, mounting holes are formed in the mounting portions 304, the head end of the second air guide pipe 4 is matched with the butt joint 303 and provided with a connector 401, and the inner aperture of the second air guide pipe 4 is smaller than that of the first air guide pipe 3, so that the second air guide pipe is matched with the third 5 size of the tail end of the first air guide pipe on one hand, and the fan 6 is supported on the other hand to prevent the fan from falling down. The connecting head 401 is provided with a connecting hole, and the first air guide pipe 3 and the second air guide pipe 4 are fixed through the connecting head 401 and the mounting part 304 by screws.
The heater 8 is arranged at the tail end of the second air guide pipe 4, the heater 8 is electrically connected with the power supply 7, and the electric heating device is arranged and used for further heating the air flowing through the second air guide pipe so as to meet the defogging requirement under the harsher environment.
In order to guarantee the overall stability of the air guide pipe, the middle part of the second 4 air guide pipes is connected with the landing gear of the unmanned aerial vehicle 1 through a fixing piece 11, the fixing piece 11 is in a saddle shape and comprises a fixing plate 1101 and an annular clamping piece 1102 arranged on the front face of the fixing plate 1101, the annular clamping piece 1102 is matched with the outer diameter of the second 4 air guide pipes and an opening is formed in the outer side of the annular clamping piece 1102, the fixing plate 1101 is connected with the landing gear of the unmanned aerial vehicle 1 through a screw, and the second 4 air guide pipes enter the annular clamping piece 1102 and are clamped with the annular clamping piece through the opening.
The tail end of the second air guide pipe 4 is detachably and fixedly connected with the third air guide pipe 5, the third air guide pipe 5 is a telescopic deformable metal pipe with certain self-dimensional capacity, and the air outlet angle of the third air guide pipe 5 can be conveniently adjusted according to the externally-hung camera lens 2. An annular groove 402 is formed in the tail end of the second air guide pipe 4, a locking piece 403 is adopted outside the groove 402 to enable the third air guide pipe 5 to be clamped in the groove 402, and connection between the second air guide pipe 4 and the third air guide pipe 5 is achieved; specifically, the locking member 403 may employ a hoop.
The three 5 ends of guide duct are equipped with shower nozzle 9, shower nozzle 9 is flat duckbilled, and increase blowout gas pressure is favorable to concentrating steam and the fog that sweeps on the external camera lens 2, improves the defogging effect.
The utility model discloses a portable air conditioner, including shower nozzle 9, activity joint 10, shower nozzle 9, air-out direction, the regulation of realization air-out direction is guaranteed to the comprehensive defogging of externally hanging camera lens 2 to the shower nozzle 9 head end is equipped with movable joint 10 with the junction of guide duct three 5, movable joint 10 is folding wrinkle piece along the flexible direction elastic conduit who forms of connecting, when the wind pressure is sufficient, shower nozzle 9 can sway automatically.
This device is through carrying steam to external camera lens 2, effectively gets rid of rain fog, has solved the not good problem of data acquisition effect that unmanned aerial vehicle rain fog weather leads to because of camera lens ponding long-pending fog, has stronger practical meaning. For the routing inspection operation of the transmission and distribution network, on one hand, the attendance time of the airplane is greatly prolonged, and the all-weather working capacity of the airplane is obviously improved; on the other hand, the quality of the acquired data is greatly improved, and a large amount of repeated flight workload is avoided. The application of the product can improve the inspection operation efficiency, save a large amount of repeated flight rework cost and solve one of the biggest pain points of the current mountain area inspection.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention, and therefore, the scope of the present invention should be determined by the scope of the claims.

Claims (10)

1. Unmanned aerial vehicle joins externally camera lens rain fog device of preventing, its characterized in that, including the guide duct, unmanned aerial vehicle (1) both sides are located to the guide duct symmetry, and guide duct air intake intercommunication unmanned aerial vehicle (1) hot air exitus, external camera lens (2) side top is located to the guide duct air outlet.
2. The rain and fog preventing device for the external camera lens of the unmanned aerial vehicle according to claim 1, wherein the air guide pipe comprises a first air guide pipe (3), a second air guide pipe (4) and a third air guide pipe (5) which are sequentially connected, the first air guide pipe (3) comprises two air receiving pipes (301), the head ends of the two air receiving pipes (301) are connected with the air outlet of the unmanned aerial vehicle (1), the tail end of the two air receiving pipes is connected with the second air guide pipe (4), the second air guide pipe (4) is L-shaped, the lower portion of the second air guide pipe is bent forwards, the head end of the second air guide pipe (4) is detachably and fixedly connected with the first air guide pipe (3), and the tail end of the second air guide pipe is detachably and fixedly connected with the third air guide pipe (5).
3. The rain and fog preventing device for the externally hung pick-up lens of the unmanned aerial vehicle as claimed in claim 2, wherein a fan (6) is arranged at the position, close to the tail end, of the first air guide pipe (3), the blowing direction of the fan (6) faces towards the second air guide pipe (4), a power supply (7) is arranged on the second air guide pipe (4), and the power supply supplies power to the fan (6).
4. The rain and fog preventing device for the externally hung pick-up lens of the unmanned aerial vehicle as claimed in claim 3, wherein a heater (8) is arranged at the tail end of the second air guide pipe (4), and the heater (8) is electrically connected with a power supply.
5. The rain and fog preventing device for the external camera lens of the unmanned aerial vehicle according to claim 2, wherein a spray head (9) is arranged at the tail end of the third air guide pipe (5), and the spray head (9) is in a flat duckbill shape.
6. The rain and fog preventing device for the externally hung pick-up lens of the unmanned aerial vehicle as claimed in claim 5, wherein a movable joint (10) is arranged at a joint of the head end of the spray head (9) and the third air guide pipe (5), and the movable joint (10) is an elastic pipeline formed by connecting folding corrugated sheets in a folding telescopic direction.
7. The rain and fog preventing device for the plug-in camera lens of the unmanned aerial vehicle as claimed in claim 2, wherein connecting holes are formed in two sides of the head end of the air receiving pipe (301), the air receiving pipe (301) is fixed on the unmanned aerial vehicle (1) through the connecting holes by screws, a connecting bridge (302) is arranged between the two air receiving pipes (301), and the connecting bridge (302) is located above the unmanned aerial vehicle (1).
8. The rain and fog preventing device for the external camera lens of the unmanned aerial vehicle as claimed in claim 2, wherein the butt joint (303) is arranged at the tail end of the first air guide pipe (3), the installation parts (304) are evenly arranged at intervals in the circumferential direction of the butt joint (303), the installation parts (304) are provided with installation holes, the head of the second air guide pipe (4) is provided with a connector (401) matched with the butt joint (303), the connector (401) is provided with a connection hole, and the first air guide pipe (3) and the second air guide pipe (4) are fixed through the connector (401) and the installation parts (304) by screws.
9. The rain and fog preventing device for the externally hung photographic lens of the unmanned aerial vehicle according to claim 8, wherein the third air guide pipe (5) is a metal pipe, an annular groove (402) is formed in the tail end of the second air guide pipe (4), and a locking member (403) is arranged outside the groove (402) to enable the third air guide pipe (5) to be clamped in the groove (402), so that the second air guide pipe (4) is connected with the third air guide pipe (5).
10. The rain and fog preventing device for the external camera lens of the unmanned aerial vehicle according to claim 8, wherein the middle part of the second air guide pipe (4) is connected with the landing gear of the unmanned aerial vehicle (1) through a fixing piece (11), the fixing piece (11) is saddle-shaped and comprises a fixing plate (1101) and an annular clamping piece (1102) arranged on the front surface of the fixing plate (1101), the annular clamping piece (1102) is matched with the outer diameter of the second air guide pipe (4), an opening is formed in the outer side of the annular clamping piece (1102), the fixing plate (1101) is connected with the landing gear of the unmanned aerial vehicle (1) through a screw, and the second air guide pipe (4) enters the annular clamping piece (1102) through the opening to be clamped with the annular clamping piece.
CN202211358006.7A 2022-11-01 2022-11-01 Rain and fog preventing device for external camera lens of unmanned aerial vehicle Pending CN115682699A (en)

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CN202211358006.7A CN115682699A (en) 2022-11-01 2022-11-01 Rain and fog preventing device for external camera lens of unmanned aerial vehicle

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Application Number Priority Date Filing Date Title
CN202211358006.7A CN115682699A (en) 2022-11-01 2022-11-01 Rain and fog preventing device for external camera lens of unmanned aerial vehicle

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CN115682699A true CN115682699A (en) 2023-02-03

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CN216102807U (en) * 2021-09-02 2022-03-22 湖北永联信息技术工程有限公司 Camera protection device for unmanned aerial vehicle surveying and mapping
CN216684854U (en) * 2022-01-15 2022-06-07 山西玖立信息科技股份有限公司 Unmanned aerial vehicle for collecting geospatial information
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CN207035785U (en) * 2017-07-20 2018-02-23 龙南县中利再生资源开发有限公司 A kind of rare earth waste recovery is filtered dry equipment with rare earth
CN207298313U (en) * 2017-08-25 2018-05-01 昆明九天科技有限公司 A kind of microwave material flowmeter mounting structure
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CN217634335U (en) * 2022-05-27 2022-10-21 福州聚春园食品股份有限公司 Heat preservation tubular product structure of taro mud cup production facility

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