阅读说明：本技术 一种无人机测绘装置 (Unmanned aerial vehicle mapping device ) 是由 薛继群 丁立新 漆伦 屠丽清 傅国 于 2021-09-27 设计创作，主要内容包括：本发明公开一种无人机测绘装置,涉及无人机测绘的技术领域,其包括无人机本体和测绘机构,所述测绘机构搭载于无人机本体；所述测绘机构包括摄像头、安装组件和驱动组件；所述安装组件包括盒体和转动板,所述盒体开设有摄像口,所述摄像头设于盒体内,所述摄像头可朝向摄像口；所述驱动组件包括电机和驱动件,所述电机与驱动件固定连接,所述驱动件用于驱动转动板转动启闭摄像口。启动电机,电机正向驱动驱动件,驱动件带动转动板打开摄像口,摄像头开始在空中测绘；摄像头测绘作业结束后,电机反向驱动驱动件,驱动件带动转动板封闭摄像口触。本申请具有减少摄像头积累灰尘,提高无人机本体持续测绘能力的效果。(The invention discloses an unmanned aerial vehicle surveying and mapping device, which relates to the technical field of unmanned aerial vehicle surveying and mapping and comprises an unmanned aerial vehicle body and a surveying and mapping mechanism, wherein the surveying and mapping mechanism is carried on the unmanned aerial vehicle body; the mapping mechanism comprises a camera, a mounting assembly and a driving assembly; the mounting assembly comprises a box body and a rotating plate, the box body is provided with a camera shooting port, the camera is arranged in the box body, and the camera can face the camera shooting port; the driving assembly comprises a motor and a driving piece, the motor is fixedly connected with the driving piece, and the driving piece is used for driving the rotating plate to rotate to open and close the camera shooting port. Starting a motor, driving a driving piece by the motor in a forward direction, driving a rotating plate by the driving piece to open a camera shooting port, and beginning aerial surveying and mapping by a camera; after the camera survey and drawing operation is finished, the motor back drive driving piece drives the rotor plate and seals the mouth of making a video recording and touch. This application has the reduction camera accumulation dust, improves the effect that the unmanned aerial vehicle body lasts the mapping ability.)

1. An unmanned aerial vehicle mapping device which characterized in that: the unmanned aerial vehicle comprises an unmanned aerial vehicle body (1) and a surveying and mapping mechanism, wherein the surveying and mapping mechanism is carried on the unmanned aerial vehicle body (1);

the surveying and mapping mechanism comprises a camera (2), a mounting assembly (3) and a driving assembly (4);

the mounting assembly (3) comprises a box body (31) and a rotating plate (32), the box body (31) is provided with a camera opening (311), the camera (2) is arranged in the box body (31), and the camera (2) can face the camera opening (311);

the driving assembly (4) comprises a motor (41) and a driving piece (42), the motor (41) is fixedly connected with the driving piece (42), and the driving piece (42) is used for driving the rotating plate (32) to rotate to open and close the camera opening (311).

2. An unmanned aerial vehicle surveying and mapping apparatus as defined in claim 1, wherein: the driving part (42) comprises an eccentric wheel (421) and an arc-shaped plate (422), the motor (41) is eccentrically connected with the eccentric wheel (421), the arc-shaped surface of the eccentric wheel (421) and the arc-shaped plate (422) is abutted, and one side of the arc-shaped plate (422), which deviates from the arc-shaped surface, is fixed to one side of the rotating plate (32), which faces the box body (31).

3. An unmanned aerial vehicle surveying and mapping apparatus as defined in claim 2, wherein: drive assembly (4) still include gear train (43), motor (41), gear train (43) and camera (2) link to each other in proper order, camera (2) rotate towards camera mouth (311).

4. An unmanned aerial vehicle surveying and mapping apparatus as defined in claim 2, wherein: the eccentric wheel (421) is provided with a connecting rod (44), the inner wall of the box body (31) is provided with an arc-shaped groove (312) corresponding to the motion track of the connecting rod (44), and one end, far away from the eccentric wheel (421), of the connecting rod (44) is embedded in the arc-shaped groove (312) in a sliding mode.

5. An unmanned aerial vehicle surveying and mapping apparatus as claimed in claim 3, wherein: be equipped with elastic platform (33) in box body (31), camera (2) keep away from the one end and the elastic platform (33) rotation contact of gear train (43).

6. An unmanned aerial vehicle surveying and mapping apparatus as claimed in claim 5, wherein: the elastic platform (33) is provided with a cleaning gap (331), and a cleaning piece (34) is arranged at the cleaning gap (331);

clearance piece (34) are including dwang (341) and clearance cotton piece (342), dwang (341) are rotated and are located in box body (31), dwang (341) one end is rotated with eccentric wheel (421) and is offseted, dwang (341) other end and the cotton piece (342) fixed connection of clearance, the cotton piece (342) top of clearance is passed behind clearance breach (331) and is offseted with camera (2).

7. An unmanned aerial vehicle surveying and mapping apparatus as claimed in claim 6, wherein: the rotating rod (341) is sleeved with a torsion spring (343), one end of the torsion spring (343) is fixedly connected with the box body (31), and the other end of the torsion spring (343) is fixedly connected with the rotating rod (341).

8. An unmanned aerial vehicle surveying and mapping apparatus as claimed in claim 6, wherein: the top of the cleaning cotton block (342) is provided with a notch (3421), and a cleaning condensed bead (36) which is easy to extrude and break is embedded in the notch (3421).

9. An unmanned aerial vehicle surveying and mapping apparatus as defined in claim 1, wherein: one end of the rotating plate (32) is rotatably connected with the box body (31), and the other end of the rotating plate (32) is magnetically connected with the box body (31).

Technical Field

The invention relates to the technical field of unmanned aerial vehicle surveying and mapping, in particular to an unmanned aerial vehicle surveying and mapping device.

Background

With the development of the remote sensing technology of the unmanned aerial vehicle, the unmanned aerial vehicle aerial photogrammetry system is widely applied to the aspect of image acquisition and aerial photogrammetry for large and medium scale topographic maps, geological disasters and the like, and provides powerful supplement for the traditional aerial photogrammetry.

When unmanned aerial vehicle carried on the camera flight and made a video recording survey, because of the camera exposes in the environment, so the camera accumulates the dust easily, leads to the camera to be difficult to last and the survey of making a video recording clearly.

Disclosure of Invention

In order to reduce the camera accumulation dust, and then make unmanned aerial vehicle last and the survey and drawing of making a video recording clearly, this application provides an unmanned aerial vehicle mapping device.

An unmanned aerial vehicle surveying and mapping device comprises an unmanned aerial vehicle body and a surveying and mapping mechanism, wherein the surveying and mapping mechanism is carried on the unmanned aerial vehicle body;

the mapping mechanism comprises a camera, a mounting assembly and a driving assembly;

the mounting assembly comprises a box body and a rotating plate, the box body is provided with a camera shooting port, the camera is arranged in the box body, and the camera can face the camera shooting port;

the driving assembly comprises a motor and a driving piece, the motor is fixedly connected with the driving piece, and the driving piece is used for driving the rotating plate to rotate to open and close the camera shooting port.

Through adopting above-mentioned technical scheme, operating personnel earlier carries on surveying and mapping mechanism and installs at the unmanned aerial vehicle body, and the unmanned aerial vehicle body is controlled to the back and is gone. Starting a motor, driving a driving piece by the motor in a forward direction, driving a rotating plate by the driving piece to open a camera shooting port, and beginning aerial surveying and mapping by a camera; after the surveying and mapping operation of the camera is finished, the motor reversely drives the driving piece, and the driving piece drives the rotating plate to seal the camera shooting opening. The cavity that box body and rotor plate surround then can reduce the dust direct contact in camera and the environment to finally make this scheme have the reduction camera accumulation dust, improve the advantage that the unmanned aerial vehicle body lasts the mapping ability.

Optionally, the driving part comprises an eccentric wheel and an arc-shaped plate, the motor is eccentrically connected with the eccentric wheel, the eccentric wheel is abutted to the arc surface of the arc-shaped plate, and one side of the arc-shaped plate, which is deviated from the arc surface, is fixed to one side of the rotating plate, which faces the box body.

Through adopting above-mentioned technical scheme, motor drive eccentric wheel, eccentric wheel eccentric rotation, the eccentric wheel and then promotes the arc and rotate, because of the arc is fixed with the rotor plate, so the rotor plate rotates and opens the mouth of making a video recording along with the arc, and then makes things convenient for the camera to make a video recording survey and drawing.

Optionally, the driving assembly further comprises a gear set, the motor, the gear set and the camera are sequentially connected, and the camera rotates towards the camera opening.

Through adopting above-mentioned technical scheme, motor drive gear group, the gear train drives the camera and rotates, and then makes things convenient for the camera to rotate towards the mouth of making a video recording, and when the environment dust was serious, the survey and drawing of making a video recording is carried out with the position of making a video recording mouth to adjustable camera.

Optionally, the eccentric wheel is provided with a connecting rod, an arc-shaped groove is formed in the inner wall of the box body corresponding to the motion track of the connecting rod, and one end, far away from the eccentric wheel, of the connecting rod is embedded in the arc-shaped groove in a sliding mode.

Through adopting above-mentioned technical scheme, because of eccentric wheel eccentric motion, so lead to the eccentric wheel unstability easily, and under the mating reaction of connecting rod and arc wall, the eccentric wheel can transmit the load for the cell wall of arc wall, and then improves the stability of eccentric wheel to improve the rotational stability of rotor plate.

Optionally, an elastic platform is arranged in the box body, and one end, far away from the gear set, of the camera is in rotating contact with the elastic platform.

Through adopting above-mentioned technical scheme, during the non-measuring state of camera, the elasticity platform can supply the camera to stop, stabilizes the free rotation of camera, improves the stability of camera, and when elasticity platform's protection, the camera also is difficult for the dust pollution in the box body to and because of elasticity platform has, so elasticity platform can not influence the camera and rotate.

Optionally, the elastic platform is provided with a cleaning gap, and a cleaning piece is arranged at the cleaning gap;

clearance piece includes dwang and the cotton piece of clearance, the dwang rotates and locates in the box body, dwang one end is rotated with the eccentric wheel and is offseted, the dwang other end and the cotton piece fixed connection of clearance, the cotton piece top of clearance is passed and is offseted with the camera behind the clearance breach.

Through adopting above-mentioned technical scheme, open the in-process of making a video recording mouth at eccentric wheel drive arc and rotor plate, the eccentric wheel can exert decurrent power to rotor bar one end, and the rotor bar other end upward movement this moment makes the cotton piece of clearance clean the camera that is rotating to improve the definition that the survey and drawing was made a video recording to the camera.

Optionally, the dwang cover is equipped with the torsional spring, torsional spring one end and box body fixed connection, the torsional spring other end and dwang fixed connection.

Through adopting above-mentioned technical scheme, the torsional spring has the effect of twisting reverse balance, and on the one hand can improve the balance when the dwang rotates, and on the other hand dwang can reset after the eccentric wheel drives the rotation.

Optionally, the top of the cleaning cotton block is provided with a notch, and a cleaning condensation bead which is easy to extrude and break is embedded in the notch.

Through adopting above-mentioned technical scheme, clean congeal the pearl by the adventitia with inject and constitute at the inside alcohol liquid of adventitia, when clearance cotton piece and camera contact extrusion, clean congeal the pearl by the extrusion fracture, alcohol liquid is adsorbed by clean cotton piece, and then effectively cleans the camera.

Optionally, one end of the rotating plate is rotatably connected with the box body, and the other end of the rotating plate is magnetically connected with the box body.

Through adopting above-mentioned technical scheme, magnetism inhales the box body and the rotor plate that link to each other and has good connectivity and stability, also makes things convenient for the rotor plate to rotate simultaneously and opens the mouth of making a video recording.

In summary, the present application includes at least one of the following beneficial technical effects:

1. starting a motor, driving a driving piece by the motor in a forward direction, driving a rotating plate by the driving piece to open a camera shooting port, and beginning aerial surveying and mapping by a camera; after the surveying and mapping operation of the camera is finished, the motor reversely drives the driving piece, the driving piece drives the rotating plate to seal the camera shooting port, and the direct contact between the camera and dust in the environment can be reduced due to the cavity surrounded by the box body and the rotating plate;

2. because the arc-shaped plate and the rotating plate are fixed, the rotating plate rotates along with the arc-shaped plate and opens the camera shooting port, so that the camera can conveniently shoot and draw a map;

3. the eccentric wheel can exert decurrent power to dwang one end for the dwang other end upward movement, and then makes the cotton piece of clearance clean the camera that is rotating.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is a schematic structural diagram of the embodiment of the present application that does not include a drone body;

FIG. 3 is a schematic structural view showing the internal structure of the case;

fig. 4 is an enlarged schematic view of a structure at a in fig. 3.

Description of reference numerals: 1. an unmanned aerial vehicle body; 2. a camera; 3. mounting the component; 31. a box body; 311. a camera port; 312. an arc-shaped slot; 313. an ear plate; 314. a first mounting groove; 32. a rotating plate; 321. a rotating shaft; 322. a second mounting groove; 33. an elastic platform; 331. clearing the gap; 34. cleaning the workpiece; 341. rotating the rod; 3411. a long daughter board; 3412. a short daughter board; 342. cleaning cotton blocks; 3421. cutting; 343. a torsion spring; 344. a rotating shaft; 35. a magnetic member; 351. a first magnetic block; 352. a second magnetic block; 36. cleaning the beads; 4. a drive assembly; 41. a motor; 42. a drive member; 421. an eccentric wheel; 422. an arc-shaped plate; 43. a gear set; 431. a flat gear; 432. positioning the shaft; 44. a connecting rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses unmanned aerial vehicle mapping device, refer to fig. 1, it includes unmanned aerial vehicle body 1 and mapping mechanism, and unmanned aerial vehicle body 1 adopts many rotor unmanned aerial vehicle, and mapping mechanism carries in 1 bottom of unmanned aerial vehicle body.

Referring to fig. 1, fig. 2, mapping mechanism includes installation component 3 and drive assembly 4, and installation component 3 includes that box body 31 is the rectangle box, and box body 31 top outer wall and 1 bottom fixed connection of unmanned aerial vehicle body.

Referring to fig. 2 and 3, the camera 2 is located inside the mounting assembly 3, and under the action of the driving assembly 4, the mounting assembly 3 provides a passage for photogrammetry of the camera 2, and the mounting assembly 3 protects the camera 2 so as to reduce the exposure of the camera 2 to the environment.

The installation component 3 further comprises a rotating plate 32, an elastic platform 33 and a cleaning piece 34, a camera 311 is arranged on the box body 31, the camera 311 extends from the inner bottom wall of the box body 31 to one side wall, the rotating plate 32 is in an L shape matched with the shape of the camera 311, the top of the camera 311 extends to form two spaced ear plates 313, a rotating shaft 321 is arranged at the top of the rotating plate 32 in a penetrating mode, the rotating plate 32 is connected with the two ear plates 313 in a rotating mode in sequence, and the bottom of the rotating plate 32 is shielded by the camera 311 and abutted to the box body 31.

The driving assembly 4 includes a motor 41, a driving member 42, a gear set 43 and a connecting rod 44, the motor 41 is a stepping motor 41, the stepping motor 41 can be driven forward or backward, and the stepping motor 41 has a good self-locking function. Step motor 41 is fixedly installed on the outer wall of box 31, and the output shaft of step motor 41 is rotatably inserted into the opposite side of box 31 and then rotatably connected to the opposite side of box 31.

The driving member 42 includes two eccentric wheels 421 and an arc plate 422, the two eccentric wheels 421 are parallelly and intermittently disposed in the box 31, and the two eccentric wheels 421 are in turn eccentrically and fixedly connected to the motor 41. Meanwhile, the arc-shaped plate 422 is fixedly connected with one side of the rotating plate 32 facing the inside of the box body 31, one side of the arc-shaped plate 422 departing from the rotating plate 32 is arc-shaped, and one side of the arc-shaped plate 422 departing from the rotating plate 32 is always in tangent contact with the two eccentric wheels 421. The motor 41 drives the eccentric wheel 421 to eccentrically rotate, so as to drive the arc-shaped plate 422 to rotate, the arc-shaped plate 422 rotates, so as to drive the rotating plate 32 to rotate around the rotating shaft 321, the camera opening 311 can be opened, and the eccentric wheel 421 can be made of rubber materials, so as to improve the connectivity and stability between the eccentric wheel 421 and the arc-shaped plate 422.

The upper edge of each eccentric wheel 421 is fixedly connected with a connecting rod 44, the connecting rod 44 eccentrically moves along with the eccentric wheel 421, the inner wall of the box body 31 is provided with an arc-shaped groove 312 corresponding to the eccentric track of the connecting rod 44, and one end of the connecting rod 44 far away from the eccentric wheel 421 is slidably embedded in the arc-shaped groove 312. The sliding fit between the connecting rod 44 and the arc-shaped slot 312 can improve the stability of the eccentric wheel 421 during eccentric motion, and the connecting rod 44 can share the eccentric wheel 421

The gear set 43 comprises three flat gears 431 and a positioning shaft 432, wherein the three flat gears 431 are sequentially meshed; there are two positioning shafts 432, and the two positioning shafts 432 are sequentially horizontally spaced relative to the output shaft of the motor 41. The eccentric wheel 421 is spaced from the inner side wall of the box body 31, one flat gear 431 is coaxially fixed with the output shaft of the motor 41, one flat gear 431 is positioned between the eccentric wheel 421 and the side wall of the box body 31, the other two flat gears 431 are sequentially coaxially and rotatably connected with corresponding positioning shafts 432, and one end of each positioning shaft 432, which is far away from the corresponding flat gear 431, is rotatably connected with the side wall of the box body 31.

The camera 2 can be a video camera or a camera, the camera 2 is vertically arranged, the main body of the camera 2 is fixedly connected with a positioning shaft 432 thereof, and the positioning shaft 432, the other positioning shaft 432 and the output shaft of the motor 41 are sequentially arranged at intervals. When motor 41 drive eccentric wheel 421 rotates, camera 2 and eccentric wheel 421 syntropy rotate, and eccentric wheel 421 eccentric rotation and then open the in-process of camera 311 promptly, and camera 2 is the state of slope rotation orientation camera 311 by vertical state change, when making things convenient for camera 2 photogrammetry, reduces camera 2 and exposes in outdoor environment, and then makes camera 2 be difficult to the accumulation dust. Compare in rotating plate 422, the cambered surface of arc 422 has increased the rotation stroke of rotating plate 32, and then has improved rotating plate 32 rotation ability, conveniently orders about rotating plate 32 and opens camera port 311.

The elastic platform 33 can be made of rubber material, and the surface of the elastic platform 33 can be compressed properly and then restored to its original shape after compression. Elastic platform 33 links to each other with box body 31 inner wall is fixed, and elastic platform 33 is connected with the contact of camera 2, and elastic platform 33 can suitably support camera 2, reduce the inside dust of box body 31 and adsorb at camera 2.

Referring to fig. 3 and 4, the cleaning member 34 includes a rotating rod 341, a cleaning cotton block 342, and a torsion spring 343, the rotating rod 341 is an L-shaped rod, the rotating rod 341 includes a long sub-plate 3411 and a short sub-plate 3412, the short sub-plate 3412 is vertically and fixedly connected to an end portion of the long sub-plate 3411, another end portion of the long sub-plate 3411 is located below the eccentric wheel 421, a rotating shaft 344 is fixedly connected to a middle section of the long sub-plate 3411, and an end of the rotating shaft 344 away from the rotating rod 341 is rotatably connected to an inner side wall of the box body 31. Short daughter board 3412 keeps away from long daughter board 3411's tip fixedly connected with clearance cotton piece 342, and clearance breach 331 has been seted up to elasticity platform 33, and the cotton piece 342 top of clearance is located clearance breach 331, and camera 2 is just to clearance breach 331. Meanwhile, a torsion spring 343 is sleeved on the rotating shaft 344, one end of the torsion spring 343 is fixedly connected to the long subpanel 3411, and the other end of the torsion spring 343 is fixedly connected to the inner sidewall of the box 31. When the eccentric wheel 421 rotates, the bottom of the eccentric wheel 421 first touches the long sub-plate 3411, the rear eccentric wheel 421 applies a downward force to the long sub-plate 3411, the short sub-plate 3412 moves upward under the action of the rotating shaft 344, the cleaning cotton block 342 also moves upward along with the upward movement and contacts with the camera 2, and before the camera 311 is completely opened, the camera 2 completely faces the camera 311, and then the camera 2 is wiped. Because of the cotton piece 342 characteristic of clearance, so camera 2 can not be because of the stopping of the cotton piece 342 of clearance stop rotating, when camera 2 rotates towards camera 311, camera 2 is cleaned cleanly, improves the definition when camera 2 makes a video recording survey and drawing.

Meanwhile, the cleaning cotton block 342 is in a shape adapted to the camera 2, a notch 3421 is formed in the cleaning cotton block 342 from the top to the middle, and a cleaning bead 36 (not shown in the figure) is arranged in the notch 3421. The cleaning beads 36 include an outer membrane and an alcohol liquid injected within the outer membrane. When clearance cotton piece 342 and camera 2 extrusion, the adventitia of clean pearl 36 breaks, and alcohol liquid is adsorbed by clearance cotton piece 342, and then cleans camera 2 effectively, and alcohol liquid is volatile, does not influence 2 photogrammetry of camera when cleaning camera 2.

A magnetic element 35 is disposed between the rotating plate 32 and the box 31, and the magnetic element 35 includes a first rectangular magnetic block 351 and a second rectangular magnetic block 352. The side surface of the bottom wall of the box body 31, which is in contact with the rotating plate 32, is provided with a first mounting groove 314 which is matched with the first magnetic block 351 in shape, and the first magnetic block 351 is embedded in the first mounting groove 314; the rotating plate 32 is provided with a second mounting groove 322 which is aligned with the first mounting groove 314 and has a shape matched with that of the second magnetic block 352, and the second magnetic block 352 is embedded in the second mounting groove 322. When the rotating plate 32 seals the camera opening 311, the first magnetic block 351 and the second magnetic block 352 are attracted to each other, so that the stability of the rotating plate 32 is improved, the magnetic attraction effect can be overcome under the action of the driving piece 42, and the camera opening 311 can be conveniently opened.

The implementation principle of the embodiment of the application is as follows:

in an initial state, that is, when the rotating plate 32 closes the camera opening 311, the first magnetic block 351 and the second magnetic block 352 are attracted, the end portion of the long sub-plate 3411, which is far away from the short sub-plate 3412, is located below the eccentric wheel 421, the top of the cleaning cotton block 342 is located in the cleaning gap 331, the bottom of the camera 2 is in contact with the elastic platform 33, and the eccentric wheel 421 abuts against and is tangent to the arc-shaped plate 422.

In the process of opening the camera opening 311, the motor 41 is first turned on, the motor 41 drives the eccentric wheel 421 to eccentrically rotate, and the eccentric wheel 421 eccentrically rotates pushes the arc-shaped plate 422, so that the rotating plate 32 slowly opens the camera opening 311. Meanwhile, the motor 41 drives the gear set 43 to rotate the camera 2 slowly, so that the camera 2 rotates toward the camera opening 311. In the process that the camera 2 rotates to face the camera opening 311, the eccentric wheel 421 downwards presses the long sub-plate 3411, so that the short sub-plate 3412 moves upwards, the cleaning cotton block 342 moves upwards along with the short sub-plate 3412, when the cleaning cotton block 342 is pressed with the camera 2, the outer membrane of the built-in cleaning condensation beads 36 is broken, the alcohol liquid is adsorbed by the cleaning cotton block 342, the camera 2 is effectively cleaned, and then the camera 2 rotates to face the camera opening 311 over the cleaning cotton block 342.

In the process of early closing the camera opening 311, along with the reset of the eccentric wheel 421, the camera opening 311 is closed by the rotating plate 32, the rotating rod 341 is reset under the action of the torsion spring 343, and the camera 2 is reset in a rotating way and is in contact with the elastic platform 33.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.