CN214930714U

CN214930714U - Airborne multispectral imager of unmanned aerial vehicle

Info

Publication number: CN214930714U
Application number: CN202121702728.0U
Authority: CN
Inventors: 曹洪涛; 顾行发; 黄祥志
Original assignee: Jiangsu Tianhui Spatial Information Research Institute Co ltd
Current assignee: Jiangsu Tianhui Spatial Information Research Institute Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-11-30
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses an unmanned aerial vehicle machine carries multispectral imager relates to multispectral imaging device technical field, including roof, fuselage, combination camera lens, lasso, light filter, installation piece, through-hole, baffle, U-shaped piece, slider, two-way motor, first lead screw, slide, movable block, push rod, guide bar, second lead screw, stopper, spacing groove, mounting panel, T shaped plate and buffer spring. The utility model discloses a set up the through-hole, the movable block, push rod and spacing groove, through movable block and through-hole cooperation, to carrying out spacing work between roof and the fuselage, the installation and the dismantlement work of fuselage have been simplified for the device is convenient for change and maintenance, the working effect of device has been guaranteed, through setting up buffer spring and T shaped plate, buffer spring and T shaped plate cooperation, when unmanned aerial vehicle drive device descends, the T shaped plate at first contacts with ground, play the cushioning effect to the device, the security of device has been guaranteed.

Description

Airborne multispectral imager of unmanned aerial vehicle

Technical Field

The utility model relates to a multispectral imaging device technical field specifically is an unmanned aerial vehicle machine carries multispectral imager.

Background

The multispectral imaging technology divides an incident full-wave band or wide-wave band optical signal into a plurality of narrow-wave band light beams, and then images the light beams on corresponding detectors respectively, so as to obtain images of different spectral wave bands. The multispectral imager is a basic device for acquiring spectral characteristics and image information, and is the core in the photoelectric remote sensing technology. Multispectral imaging techniques have been used in the field of spatial remote sensing since their appearance. Along with the miniaturization of the carrying platform and the requirement of field application, the requirements of the spectral imager in the fields of agriculture, forestry, military, medicine, scientific research and the like are increased. The multispectral camera comprises an optical system, a control and information processor, a thermal control device, a circuit system and the like. The existing multispectral imager is generally developed based on special CCD devices such as scientific research grade, military grade or astronomical grade, and has the problems of large volume, high weight and the like. Chinese patent literature authorizes bulletin number and provides a multispectral imaging system of portable unmanned aerial vehicle for CN211281459U, including unmanned aerial vehicle body, connecting rod and first motor etc. when unmanned aerial vehicle descends, cushion the impact force through spring, telescopic link and buffering frame, guaranteed the security of device.

Above-mentioned patent is comparatively complicated when dismantling the work to multispectral imager installation usually for work such as change and maintenance are not convenient for to the device, influence the working effect of device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unmanned aerial vehicle machine carries multispectral imager to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: an airborne multispectral imager of an unmanned aerial vehicle comprises a top plate and a machine body, wherein the bottom of the machine body is provided with a working mechanism, the top of the machine body is provided with four mounting blocks, one side of the outer wall of each mounting block is provided with a through hole, the bottom of the top plate is provided with a baffle plate at one side of each mounting block, the bottom of the inner wall of the top plate is provided with a U-shaped block, the inner wall of the U-shaped block is provided with a sliding block in sliding connection, the bottom of the inner wall of the U-shaped block is provided with a bidirectional motor, the output shaft of the bidirectional motor is sleeved with a first screw rod, the first screw rod is rotationally connected with the slide block, the top plate is provided with a slide plate in sliding connection at one side of the baffle plate, one side of the outer wall of the sliding plate is provided with a movable block matched with the through hole, the other side of the outer wall of the sliding plate is provided with a push rod which is rotatably connected, one end of the push rod is rotatably connected with the sliding block, a limiting mechanism is arranged at the bottom of the U-shaped block, and a buffer mechanism is arranged at the bottom of the top plate.

Furthermore, the working mechanism comprises a combined lens, the combined lens is arranged at the bottom of the machine body, a plurality of ferrules are arranged at the bottom of the combined lens, and optical filters are arranged on the inner walls of the ferrules in a matched mode to perform imaging work on the surrounding environment.

Further, stop gear includes the guide bar, the guide bar set up in U-shaped piece bottom, another output shaft cover of two-way motor is equipped with the second lead screw, second lead screw one end extends to U-shaped piece below, second lead screw outer wall in U-shaped piece below cover is equipped with the stopper of rotating the connection, the guide bar with stopper sliding connection, the fuselage top seted up with stopper assorted spacing groove carries out spacing work to roof and fuselage.

Furthermore, the inner wall of the sliding block is provided with a first lead screw nut matched with the first lead screw, the inner wall of the U-shaped block is provided with a sliding rail matched with the sliding block, the sliding block is driven to move through the first lead screw nut, and the sliding rail ensures the stability of the sliding block during movement.

Furthermore, the inside second screw nut that is equipped with of stopper with second lead screw assorted, U-shaped piece inside seted up with second lead screw assorted logical groove drives the stopper through second screw nut and moves, leads to the groove and has guaranteed the stability when second lead screw moves.

Further, buffer gear includes two mounting panels, two the mounting panel symmetry set up in roof bottom both sides, the mounting panel is located fuselage one side, mounting panel outer wall one side is equipped with sliding connection's T-shaped plate, T-shaped plate one end is equipped with buffer spring, buffer spring one end with mounting panel outer wall fixed connection plays the buffering work to the ground that falls of device.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a set up through-hole, movable block, push rod and spacing groove, through movable block and through-hole cooperation, simplified the installation and the dismantlement work of fuselage for the device is convenient for change and maintenance, has guaranteed the working effect of device.

2. The utility model discloses a set up buffer spring and T shaped plate, buffer spring and the cooperation of T shaped plate, when unmanned aerial vehicle drove the device and descends, played the cushioning effect to the device, guaranteed the security of device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front cross-sectional view of the present invention in its entirety;

FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;

fig. 3 is a bottom view of the top plate of the present invention;

fig. 4 is a schematic structural diagram of the sliding block of the present invention;

in the figure: 1. a top plate; 2. a body; 3. a combined lens; 4. a ferrule; 5. an optical filter; 6. mounting blocks; 7. a through hole; 8. a baffle plate; 9. a U-shaped block; 10. a slider; 11. a bi-directional motor; 12. a first lead screw; 13. a slide plate; 14. a movable block; 15. a push rod; 16. a guide bar; 17. a second lead screw; 18. a limiting block; 19. a limiting groove; 20. mounting a plate; 21. a T-shaped plate; 22. a buffer spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an airborne multispectral imager of an unmanned aerial vehicle comprises a top plate 1 and a body 2, wherein a working mechanism is arranged at the bottom of the body 2, the working mechanism comprises a combined lens 3, the combined lens 3 is arranged at the bottom of the body 2, a plurality of ferrules 4 are arranged at the bottom of the combined lens 3, optical filters 5 are arranged on the inner walls of the ferrules 4 in a matching manner, four mounting blocks 6 are arranged at the top of the body 2, through holes 7 are formed in one sides of the outer walls of the mounting blocks 6, a baffle 8 is arranged at one side of the bottom of the top plate 1, a U-shaped block 9 is arranged at the bottom of the inner wall of the top plate 1, a sliding block 10 in sliding connection is arranged on the inner wall of the U-shaped block 9, a two-way motor 11 is arranged at the bottom of the inner wall of the U-shaped block 9, a first lead screw 12 is sleeved on an output shaft of the two-way motor 11, the first lead screw 12 is rotatably connected with the sliding block 10, and a sliding plate 13 in sliding connection is arranged at one side of the baffle 8 of the top plate 1, slide 13 outer wall one side be equipped with through-hole 7 assorted movable block 14, slide 13 outer wall opposite side is equipped with the push rod 15 of rotating the connection, 15 one end of push rod with slider 10 rotates the connection, U-shaped piece 9 bottom is equipped with stop gear, stop gear includes guide bar 16, guide bar 16 set up in U-shaped piece 9 bottom, another output shaft cover of two-way motor 11 is equipped with second lead screw 17, second lead screw 17 one end extends to U-shaped piece 9 below, second lead screw 17 outer wall in U-shaped piece 9 below cover is equipped with the stopper 18 of rotating the connection, guide bar 16 with stopper 18 sliding connection, 2 tops of fuselage seted up with stopper 18 assorted spacing groove 19.

The inner wall of the sliding block 10 is provided with a first lead screw nut matched with the first lead screw 12, the inner wall of the U-shaped block 9 is provided with a sliding rail matched with the sliding block 10, the first lead screw 12 and the first lead screw nut rotate relatively to drive the first lead screw nut to move, the sliding block 10 moves along with the first lead screw nut, the sliding rail limits the moving direction of the sliding block 10, and the stability of the sliding block 10 during movement is guaranteed.

The inside of the limiting block 18 is provided with a second lead screw nut matched with the second lead screw 17, the inside of the U-shaped block 9 is provided with a through groove matched with the second lead screw 17, the second lead screw 17 and the second lead screw nut rotate relatively to drive the second lead screw nut to move, the limiting block 18 moves along with the through groove, the through groove limits the moving direction of the second lead screw 17, and the stability of the second lead screw 17 during movement is ensured.

The implementation mode is specifically as follows: when the unmanned aerial vehicle is used, through the arrangement of the through hole 7, the movable block 14, the push rod 15 and the limiting groove 19, in operation, when the body 2 needs to be installed, the top plate 1 is installed at the bottom of the unmanned aerial vehicle, the body 2 is placed below the top plate 1, the body 2 and the top plate 1 are manually approached, after the relative positions of the movable block 14 and the through hole 7 are aligned, the baffle 8 is positioned at one side of the installation block 6 at the moment, the two-way motor 11 starts to work and drives the first lead screw 12 to rotate, the first lead screw 12 drives the slider 10 to move downwards, the U-shaped block 9 plays a guiding role in moving the slider 10, two ends of the slider 10 both extend to the outer side of the U-shaped block 9, the slider 10 drives the push rod 15 to move, the push rod 15 drives the sliding plate 13 to move, the sliding plate 13 is approached to the baffle 8 along with the sliding plate 13, the movable block 14 moves to the inside of the through hole 7, the movable block 14 is matched with the through hole 7 to fix the relative position of the mounting block 6 and the sliding plate 13, so that the relative position of the top plate 1 and the machine body 2 is fixed, the mounting work of the machine body 2 is completed, when the machine body 2 needs to be dismounted, the bidirectional motor 11 is rotated reversely to drive the movable block 14 to move to the outer side of the through hole 7, the movable block 14 is not contacted with the through hole 7 and is not fixed to the positions of the top plate 1 and the machine body 2, at the moment, the machine body 2 can be taken down, the mounting and dismounting work of the machine body 2 is simplified through the matching of the movable block 14 and the through hole 7, the device is convenient to replace and maintain, the working effect of the device is ensured, when the bidirectional motor 11 starts to work, the second lead screw 17 is driven to move, the second lead screw 17 drives the limiting block 18 to move downwards, the guide rod 16 plays a limiting role on the limiting block 18, and the limiting block 18 moves to the inner part of the limiting groove 19 along with the limiting block, stopper 18 and spacing groove 19 cooperation, carry out further fixed work to the position of roof 1 and fuselage 2, avoid appearing rocking between the two, the stability of device has been guaranteed, when the position installation of fuselage 2 is finished, unmanned aerial vehicle drives roof 1 and fuselage 2 and moves, combined lens 3 and light filter 5 move along with it, thereby carry out imaging work to the environment on every side, lasso 4 plays fixed effect to light filter 5, combined lens 3 chooses the tight shot for use, a clear for guaranteeing the formation of image, fuselage 2 chooses for use black and white industry CCD camera, the spectral response scope of broad has, spectral response is sensitive, and the cost is lower.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an unmanned aerial vehicle machine carries multispectral imager, still including set up in the buffer gear of roof 1 bottom, buffer gear includes two mounting panels 20, two mounting panel 20 symmetry set up in roof 1 bottom both sides, mounting panel 20 is located fuselage 2 one side, mounting panel 20 outer wall one side is equipped with sliding connection's T-shaped plate 21, T-shaped plate 21 one end is equipped with buffer spring 22, buffer spring 22 one end with mounting panel 20 outer wall fixed connection.

The implementation mode is specifically as follows: during the use, through setting up buffer spring 22 and T shaped plate 21, after unmanned aerial vehicle accomplishes work, unmanned aerial vehicle drives roof 1 and fuselage 2 and is close to towards ground, mounting panel 20 and T shaped plate 21 move thereupon, T shaped plate 21's bottom at first contacts with ground, fuselage 2 continues downstream, T shaped plate 21 is close to towards roof 1 thereupon, buffer spring 22 is compressed this moment, play the cushioning effect to the device, mounting panel 20 plays the supporting role to T shaped plate 21, buffer spring 22 and T shaped plate 21 cooperate, when unmanned aerial vehicle drive device descends, play the cushioning effect to the device, the security of device has been guaranteed.

The utility model discloses a theory of operation:

referring to the attached drawings 1-4 of the specification, through arranging the through hole 7, the movable block 14, the push rod 15 and the limiting groove 19, and through matching of the movable block 14 and the through hole 7, the mounting and dismounting work of the machine body 2 is simplified, the device is convenient to replace and maintain, and the working effect of the device is ensured.

Further, referring to the attached drawings 1-3 of the specification, by arranging the buffer spring 22 and the T-shaped plate 21, the buffer spring 22 is matched with the T-shaped plate 21, when the unmanned aerial vehicle drives the device to land, the device is buffered, and the safety of the device is guaranteed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an unmanned aerial vehicle machine carries multispectral imager, includes roof (1) and fuselage (2), its characterized in that: the working mechanism is arranged at the bottom of the machine body (2), four mounting blocks (6) are arranged at the top of the machine body (2), a through hole (7) is formed in one side of the outer wall of each mounting block (6), a baffle (8) is arranged at one side of the mounting block (6) at the bottom of the top plate (1), a U-shaped block (9) is arranged at the bottom of the inner wall of the top plate (1), a sliding block (10) in sliding connection is arranged on the inner wall of the U-shaped block (9), a two-way motor (11) is arranged at the bottom of the inner wall of the U-shaped block (9), a first lead screw (12) is sleeved on an output shaft of the two-way motor (11), the first lead screw (12) is in rotating connection with the sliding block (10), a sliding plate (13) in sliding connection is arranged at one side of the baffle (8) of the top plate (1), and a movable block (14) matched with the through hole (7) is arranged at one side of the outer wall of the sliding plate (13), the sliding plate is characterized in that a push rod (15) in rotary connection is arranged on the other side of the outer wall of the sliding plate (13), one end of the push rod (15) is in rotary connection with the sliding block (10), a limiting mechanism is arranged at the bottom of the U-shaped block (9), and a buffering mechanism is arranged at the bottom of the top plate (1).

2. The airborne multispectral imager of claim 1, wherein: the working mechanism comprises a combined lens (3), the combined lens (3) is arranged at the bottom of the machine body (2), a plurality of ferrules (4) are arranged at the bottom of the combined lens (3), and optical filters (5) are arranged on the inner walls of the ferrules (4) in a matching mode.

3. The airborne multispectral imager of claim 1, wherein: stop gear includes guide bar (16), guide bar (16) set up in U-shaped piece (9) bottom, another output shaft cover of two-way motor (11) is equipped with second lead screw (17), second lead screw (17) one end extends to U-shaped piece (9) below, second lead screw (17) outer wall in U-shaped piece (9) below cover is equipped with stopper (18) of rotating the connection, guide bar (16) with stopper (18) sliding connection, fuselage (2) top seted up with stopper (18) assorted spacing groove (19).

4. The airborne multispectral imager of claim 1, wherein: the inner wall of the sliding block (10) is provided with a first screw rod nut matched with the first screw rod (12), and the inner wall of the U-shaped block (9) is provided with a sliding rail matched with the sliding block (10).

5. The airborne multispectral imager of claim 3, wherein: a second screw rod nut matched with the second screw rod (17) is arranged inside the limiting block (18), and a through groove matched with the second screw rod (17) is formed inside the U-shaped block (9).

6. The airborne multispectral imager of claim 1, wherein: buffer gear includes two mounting panels (20), two mounting panel (20) symmetry set up in roof (1) bottom both sides, mounting panel (20) are located fuselage (2) one side, mounting panel (20) outer wall one side is equipped with sliding connection's T shaped plate (21), T shaped plate (21) one end is equipped with buffer spring (22), buffer spring (22) one end with mounting panel (20) outer wall fixed connection.