CN114061546A - Unmanned aerial vehicle aerial survey data and aerial survey method thereof - Google Patents
Unmanned aerial vehicle aerial survey data and aerial survey method thereof Download PDFInfo
- Publication number
- CN114061546A CN114061546A CN202111339589.4A CN202111339589A CN114061546A CN 114061546 A CN114061546 A CN 114061546A CN 202111339589 A CN202111339589 A CN 202111339589A CN 114061546 A CN114061546 A CN 114061546A
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- China
- Prior art keywords
- unmanned aerial
- aerial vehicle
- aerial survey
- bevel gear
- fixedly connected
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
- G01C11/02—Picture taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
- B64D47/08—Arrangements of cameras
Abstract
The invention discloses unmanned aerial vehicle aerial survey data and an aerial survey method thereof in the field of unmanned aerial vehicle aerial survey, and the unmanned aerial vehicle aerial survey data and the aerial survey method thereof comprise an unmanned aerial vehicle body, wherein a plurality of support frames are uniformly and fixedly connected to the bottom end of the unmanned aerial vehicle body; a cleaning mechanism for automatically cleaning the camera is arranged between the fixed disc and the rotating disc; the device simple structure, convenient to use can not need to control unmanned aerial vehicle to return to voyage at the automatic clearance camera of unmanned aerial vehicle time measurement, and the time of saving aerial survey and unmanned aerial vehicle's electric power can effectual definition that promotes the camera shooting.
Description
Technical Field
The invention relates to the field of aerial survey of unmanned aerial vehicles, in particular to aerial survey data of an unmanned aerial vehicle and an aerial survey method thereof.
Background
The aerial survey of the unmanned aerial vehicle is a powerful supplement of the traditional aerial photogrammetry means, has the characteristics of flexibility, high efficiency, rapidness, fineness, accuracy, low operation cost, wide application range, short production period and the like, the method has obvious advantages in the aspect of fast obtaining of high-resolution images in small areas and areas with difficult flight, along with the development of unmanned aerial vehicles and digital camera technologies, the digital aerial photography technology based on an unmanned aerial vehicle platform has shown unique advantages, the combination of the unmanned aerial vehicles and aerial photogrammetry enables the 'unmanned aerial vehicle digital low-altitude remote sensing' to become a brand-new development direction in the field of aerial remote sensing, the aerial photography of the unmanned aerial vehicles can be widely applied to the aspects of national major engineering construction, disaster emergency and treatment, territorial supervision, resource development, new rural areas, small town construction and the like, and the method has wide prospects in the aspects of basic surveying and mapping, land resource investigation and monitoring, dynamic monitoring of land utilization, digital city construction, acquisition of emergency disaster relief surveying and mapping data and the like.
When the unmanned aerial vehicle navigates in a place with much dust in the air, the dust in the air can be adhered to the surface of the camera in the flying process of the unmanned aerial vehicle, so that the shooting of the camera is unclear, and the accuracy of aerial survey is affected; the existing solution can only control the unmanned aerial vehicle to return to the air generally, then through the manual clearance camera of manual work, a large amount of time not only can be wasted to this kind of mode, still can consume unmanned aerial vehicle's electric power simultaneously, influences unmanned aerial vehicle's normal aerial survey.
Therefore, the invention provides unmanned aerial vehicle aerial survey data and an aerial survey method thereof, and aims to solve the problems in the background art.
Disclosure of Invention
The invention aims to provide aerial survey data of an unmanned aerial vehicle and an aerial survey method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an unmanned aerial vehicle aerial survey data and aerial survey method thereof, includes the unmanned aerial vehicle body, its characterized in that: the bottom end of the unmanned aerial vehicle body is uniformly and fixedly connected with a plurality of supporting frames, the middle position of the bottom end of the unmanned aerial vehicle body is rotationally connected with a turntable, the left side and the right side of the bottom end of the turntable are symmetrically and fixedly connected with connecting rods, the bottom end of each connecting rod is fixedly connected with a fixed disc, the bottom end of each fixed disc is provided with a camera, and the camera is rotationally connected with the fixed disc; and a cleaning mechanism for automatically cleaning the camera is arranged between the fixed disc and the rotating disc.
As a further scheme of the invention: the cleaning mechanism comprises a connecting frame, a limiting frame, a motor, a first synchronous wheel, a second synchronous wheel, a synchronous belt, a threaded rod, a fixing frame, a first bevel gear, a second bevel gear, a rotating disc, a connecting rod and a cleaning plate; can play when the unmanned aerial vehicle body drives the camera aerial survey through clearance mechanism, when the camera surface was stained with the dust, clearance mechanism can be automatic with the dust clean up on camera surface, promote the effect of camera aerial survey.
As a still further scheme of the invention: the fixed frame is fixedly connected with the surface of the upper end of the fixed disc, the threaded rod is in threaded fit with the fixed frame, and the threaded rod is rotationally connected with the connecting frame; when the threaded rod rotates, the connecting frame on the surface of the threaded rod can be driven to move upwards or downwards under the action of the fixing frame.
As a still further scheme of the invention: the motor is fixedly connected with the connecting frame, the first bevel gear and the second bevel gear are meshed and are rotationally connected with the connecting frame, and the output shaft of the motor is fixedly connected with the first bevel gear; the first bevel gear can be driven to rotate through the motor, and the second bevel gear can be driven to rotate when the first bevel gear rotates.
As a still further scheme of the invention: the first synchronizing wheel and the second synchronizing wheel are respectively and fixedly connected with the first bevel gear and the threaded rod, and the synchronous belt is meshed with the first synchronizing wheel and the second synchronizing wheel simultaneously; can drive first synchronizing wheel when rotating through first bevel gear and rotate, first synchronizing wheel passes through the hold-in range and can drives the rotation of second synchronizing wheel, can drive the threaded rod when the second synchronizing wheel rotates and rotate.
As a still further scheme of the invention: the limiting frame is fixedly connected with the connecting frame, a sliding groove is formed in the limiting frame, and the cleaning plate is connected with the sliding groove in a sliding mode; the rotating disc is fixedly connected with the second bevel gear, the upper end of the connecting rod is rotatably connected with the edge position of the surface of the rotating disc, and the bottom end of the connecting rod is rotatably connected with the cleaning plate; the rotating disc can be driven to rotate when the second bevel gear rotates, and the connecting rod on the surface of the rotating disc can drive the cleaning plate to continuously slide up and down in the sliding groove in the limiting frame when the rotating disc rotates.
As a still further scheme of the invention: the bottom end of the connecting frame is fixedly connected with a telescopic rod, the bottom end of the telescopic rod is fixedly connected with the fixed disc, a spring is arranged on the surface of the outer side of the telescopic rod, and the upper end of the spring is fixedly connected with the connecting frame; can play the effect that promotes link stability through the telescopic link, can play through the spring when threaded rod surface screw thread part removes mount bottom position, the spring can be so that the threaded rod can be all the time with the mount laminating, can be connected with the mount once more at any time when the threaded rod antiport for the threaded rod.
As a still further scheme of the invention: the length of the threaded part of the threaded rod is smaller than the height of the fixing frame, and the length of the threaded part of the threaded rod is smaller than the length of the spring; the rear end surface of the cleaning plate is attached to the front end surface of the camera; the length of the threaded part on the surface of the threaded rod is smaller than the height of the fixing frame, so that the threaded part on the surface of the threaded rod can completely move to the bottom end of the fixing frame, and the threaded rod can be attached to the fixing frame through the spring and can be kept at the bottom end of the fixing frame.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
when a camera is stained with dust or sundries in the air in the aerial survey process, the threaded rod and the first bevel gear can be simultaneously rotated by starting the motor, the threaded rod can drive the connecting frame and the limiting frame to move downwards under the action of the fixing frame when rotating, when the threaded part on the surface of the threaded rod moves to the bottom end position of the fixing frame, the threaded rod can enable the connecting frame and the limiting frame to keep the height unchanged under the action of the spring, and at the moment, the cleaning plate in the limiting frame is just positioned at the front end position of the camera and attached to the camera; the first bevel gear drives the second bevel gear to rotate when rotating, the second bevel gear drives the rotating disc to rotate, and the rotating disc can drive the cleaning plate to continuously slide up and down in the sliding groove in a reciprocating manner through the connecting rod, so that the effect of cleaning the camera can be achieved; the device simple structure, convenient to use can not need to control unmanned aerial vehicle to return to voyage at the automatic clearance camera of unmanned aerial vehicle time measurement, and the time of saving aerial survey and unmanned aerial vehicle's electric power can effectual definition that promotes the camera shooting.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic structural view of a cleaning mechanism according to the present invention;
FIG. 3 is a schematic view of the cleaning mechanism of the present invention in a disassembled configuration;
FIG. 4 is an enlarged schematic view of A in FIG. 3;
FIG. 5 is a schematic structural diagram of the cleaning state of the cleaning mechanism of the present invention.
In the figure: 1-an unmanned aerial vehicle body, 2-a support frame, 3-a rotary table, 4-a connecting rod, 5-a fixed disc, 6-a camera, 7-a connecting frame, 8-a limiting frame, 9-a motor, 10-a first synchronous wheel, 11-a second synchronous wheel, 12-a synchronous belt, 13-a threaded rod, 14-a fixed frame, 15-a first bevel gear, 16-a second bevel gear, 17-a rotary disc, 18-a connecting rod, 19-a cleaning plate, 20-a sliding chute, 21-a telescopic rod and 22-a spring.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1 to 5, in an embodiment of the present invention, an unmanned aerial vehicle aerial survey data and an aerial survey method thereof include an unmanned aerial vehicle body 1, and are characterized in that: the bottom end of the unmanned aerial vehicle body 1 is uniformly and fixedly connected with a plurality of support frames 2, the middle position of the bottom end of the unmanned aerial vehicle body 1 is rotationally connected with a turntable 3, the left side and the right side of the bottom end of the turntable 3 are symmetrically and fixedly connected with connecting rods 4, the bottom end of each connecting rod 4 is fixedly connected with a fixed disc 5, a camera 6 is arranged at the bottom end of each fixed disc 5, and the camera 6 is rotationally connected with the fixed disc 5; a cleaning mechanism for automatically cleaning the camera 6 is arranged between the fixed disc 5 and the rotating disc 17.
In the embodiment, the cleaning mechanism comprises a connecting frame 7, a limiting frame 8, a motor 9, a first synchronous wheel 10, a second synchronous wheel 11, a synchronous belt 12, a threaded rod 13, a fixing frame 14, a first bevel gear 15, a second bevel gear 16, a rotating disc 17, a connecting rod 18 and a cleaning plate 19; can play through clearance mechanism and drive 6 time measuring of navigating of camera at unmanned aerial vehicle body 1, when 6 surfaces of camera are stained with the dust, clearance mechanism can be automatic with the dust clean up on 6 surfaces of camera, promote the effect of 6 aerial surveying of camera.
In the embodiment, the fixed frame 14 is fixedly connected with the upper end surface of the fixed disc 5, the threaded rod 13 is in threaded fit with the fixed frame 14, and the threaded rod 13 is rotationally connected with the connecting frame 7; when the threaded rod 13 rotates, the fixing frame 14 can drive the connecting frame 7 on the surface of the threaded rod 13 to move upwards or downwards.
In the embodiment, the motor 9 is fixedly connected with the connecting frame 7, the first bevel gear 15 is meshed with the second bevel gear 16, the first bevel gear 15 and the second bevel gear 16 are both rotationally connected with the connecting frame 7, and the output shaft of the motor 9 is fixedly connected with the first bevel gear 15; the motor 9 can drive the first bevel gear 15 to rotate, and the first bevel gear 15 can drive the second bevel gear 16 to rotate when rotating.
In the embodiment, a first synchronizing wheel 10 and a second synchronizing wheel 11 are respectively and fixedly connected with a first bevel gear 15 and a threaded rod 13, and a synchronous belt 12 is simultaneously meshed with the first synchronizing wheel 10 and the second synchronizing wheel 11; the first synchronous wheel 10 can be driven to rotate when the first bevel gear 15 rotates, the first synchronous wheel 10 can drive the second synchronous wheel 11 to rotate through the synchronous belt 12, and the threaded rod 13 can be driven to rotate when the second synchronous wheel 11 rotates.
In the embodiment, the limiting frame 8 is fixedly connected with the connecting frame 7, the sliding groove 20 is arranged in the limiting frame 8, and the cleaning plate 19 is in sliding connection with the sliding groove 20; the rotating disc 17 is fixedly connected with the second bevel gear 16, the upper end of the connecting rod 18 is rotatably connected with the edge position of the surface of the rotating disc 17, and the bottom end of the connecting rod 18 is rotatably connected with the cleaning plate 19; when the second bevel gear 16 rotates, the rotating disc 17 can be driven to rotate, and when the rotating disc 17 rotates, the connecting rod 18 on the surface of the rotating disc 17 can drive the cleaning plate 19 to continuously slide up and down in the sliding groove 20 in the limiting frame 8.
In the embodiment, the bottom end of the connecting frame 7 is fixedly connected with a telescopic rod 21, the bottom end of the telescopic rod 21 is fixedly connected with the fixed disc 5, the outer side surface of the telescopic rod 21 is provided with a spring 22, and the upper end of the spring 22 is fixedly connected with the connecting frame 7; can play the effect of promoting link 7 stability through telescopic link 21, can play through spring 22 when threaded part moves mount 14 bottom end position on threaded rod 13 surface, spring 22 can make threaded rod 13 can be all the time with the laminating of mount 14, can make threaded rod 13 be connected with mount 14 once more at any time when threaded rod 13 antiport.
In the embodiment, the length of the thread part of the threaded rod 13 is less than the height of the fixed frame 14, and the length of the thread part of the threaded rod 13 is less than the length of the spring 22; the rear end surface of the cleaning plate 19 is attached to the front end surface of the camera 6; the length of the thread part on the surface of the threaded rod 13 is smaller than the height of the fixed frame 14, so that the thread part on the surface of the threaded rod 13 can be completely moved to the position of the bottom end of the fixed frame 14, and at the moment, the threaded rod 13 can be attached to the fixed frame 14 through the spring 22, so that the threaded rod 13 can be kept at the position of the bottom end of the fixed frame 14.
The working principle of the invention is as follows:
when the device is used, the unmanned aerial vehicle body 1 is started to drive the camera 6 to carry out aerial survey, when the surface of the camera 6 is stained with dust in the air to cause the camera 6 to shoot unclear in the flying process, the camera 6 is adjusted to the position right ahead at the moment, then the camera 6 is kept still, the motor 9 is started, the motor 9 drives the first bevel gear 15 to rotate, the first bevel gear 15 drives the first synchronizing wheel 10 to rotate, the first synchronizing wheel 10 drives the second synchronizing wheel 11 to rotate through the synchronous belt 12, the second synchronizing wheel 11 drives the threaded rod 13 to rotate, the threaded rod 13 starts to drive the connecting frame 7 to move downwards under the action of the fixing frame 14, and the connecting frame 7 drives the limiting frame 8 to move downwards; when the thread part on the surface of the threaded rod 13 moves to the bottom end position of the fixed frame 14, the threaded rod 13 stops moving downwards; when the threaded rod 13 moves downwards, the connecting frame 7 drives the spring 22 to start to move downwards and contact with the surface of the fixed disc 5, when the threaded rod 13 stops moving downwards, the spring 22 is in a compressed state, under the action of the fixed frame 14 and the spring 22, the threaded rod 13 drives the connecting frame 7 to keep the height unchanged, and at the moment, the cleaning plate 19 moves to the front end position of the camera 6 and the cleaning plate 19 is attached to the front end surface of the camera 6; the first bevel gear 15 can drive the second bevel gear 16 to rotate when rotating, the second bevel gear 16 drives the rotating disc 17 to rotate, and the rotating disc 17 can drive the cleaning plate 19 to continuously slide up and down in the sliding groove 20 in the limiting frame 8 through the connecting rod 18, so that dust on the surface of the camera 6 can be cleaned; when dust clean up, starter motor 9 antiport, this moment under spring 22's effect, threaded rod 13 is connected with mount 14 once more, can drive link 7 and spacing 8 rebound when threaded rod 13 antiport, when spacing 8 drives clearance board 19 and moves 6 upper ends of camera and can not shelter from 6 positions of camera, stop motor 9 can.
Claims (8)
1. The utility model provides an unmanned aerial vehicle aerial survey data and aerial survey method thereof, includes unmanned aerial vehicle body (1), its characterized in that: the bottom end of the unmanned aerial vehicle body (1) is uniformly and fixedly connected with a plurality of supporting frames (2), the middle position of the bottom end of the unmanned aerial vehicle body (1) is rotatably connected with a turntable (3), the left side and the right side of the bottom end of the turntable (3) are symmetrically and fixedly connected with connecting rods (4), the bottom end of each connecting rod (4) is fixedly connected with a fixed disc (5), a camera (6) is arranged at the bottom end of each fixed disc (5), and the camera (6) is rotatably connected with the fixed discs (5); and a cleaning mechanism for automatically cleaning the camera (6) is arranged between the fixed disc (5) and the rotating disc (17).
2. The unmanned aerial vehicle aerial survey data and the aerial survey method thereof according to claim 1, wherein: the cleaning mechanism comprises a connecting frame (7), a limiting frame (8), a motor (9), a first synchronous wheel (10), a second synchronous wheel (11), a synchronous belt (12), a threaded rod (13), a fixing frame (14), a first bevel gear (15), a second bevel gear (16), a rotating disc (17), a connecting rod (18) and a cleaning plate (19).
3. The unmanned aerial vehicle aerial survey data and the aerial survey method thereof according to claim 2, wherein: the fixing frame (14) is fixedly connected with the upper end surface of the fixing disc (5), the threaded rod (13) is in threaded fit with the fixing frame (14) and the threaded rod (13) is rotatably connected with the connecting frame (7).
4. The unmanned aerial vehicle aerial survey data and the aerial survey method thereof according to claim 2, wherein: the motor (9) is fixedly connected with the connecting frame (7), the first bevel gear (15) and the second bevel gear (16) are meshed, the first bevel gear (15) and the second bevel gear (16) are rotatably connected with the connecting frame (7), and an output shaft of the motor (9) is fixedly connected with the first bevel gear (15).
5. The unmanned aerial vehicle aerial survey data and the aerial survey method thereof according to claim 2, wherein: the first synchronizing wheel (10) and the second synchronizing wheel (11) are fixedly connected with the first bevel gear (15) and the threaded rod (13) respectively, and the synchronizing belt (12) is meshed with the first synchronizing wheel (10) and the second synchronizing wheel (11) simultaneously.
6. The unmanned aerial vehicle aerial survey data and the aerial survey method thereof according to claim 2, wherein: the limiting frame (8) is fixedly connected with the connecting frame (7), a sliding groove (20) is formed in the limiting frame (8), and the cleaning plate (19) is connected with the sliding groove (20) in a sliding mode; the rotating disc (17) is fixedly connected with the second bevel gear (16), the upper end of the connecting rod (18) is rotatably connected with the edge position of the surface of the rotating disc (17), and the bottom end of the connecting rod (18) is rotatably connected with the cleaning plate (19).
7. The unmanned aerial vehicle aerial survey data and the aerial survey method thereof according to claim 2, wherein: link (7) bottom fixedly connected with telescopic link (21), telescopic link (21) bottom and fixed disk (5) fixed connection, telescopic link (21) outside surface is equipped with spring (22), spring (22) upper end and link (7) fixed connection.
8. The unmanned aerial vehicle aerial survey data and the aerial survey method thereof according to claim 2, wherein: the length of the threaded part of the threaded rod (13) is less than the height of the fixed frame (14), and the length of the threaded part of the threaded rod (13) is less than the length of the spring (22); the rear end surface of the cleaning plate (19) is attached to the front end surface of the camera (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111339589.4A CN114061546A (en) | 2021-11-12 | 2021-11-12 | Unmanned aerial vehicle aerial survey data and aerial survey method thereof |
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| CN202111339589.4A CN114061546A (en) | 2021-11-12 | 2021-11-12 | Unmanned aerial vehicle aerial survey data and aerial survey method thereof |
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Cited By (1)
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| CN117360824A (en) * | 2023-12-06 | 2024-01-09 | 山西省地质勘查局二一七地质队有限公司 | Unmanned aerial vehicle carrying multispectral imaging equipment |
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| CN113148205A (en) * | 2021-04-26 | 2021-07-23 | 辽宁工程技术大学 | Complicated topography mapping device convenient to unmanned aerial vehicle carries |
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