CN219447346U - Airborne hyperspectral imaging device - Google Patents

Abstract

The utility model relates to the technical field of hyperspectral imaging, and discloses an airborne hyperspectral imaging device, which comprises an unmanned aerial vehicle body, wherein a mounting frame is arranged below the unmanned aerial vehicle body, the mounting frame is connected with the unmanned aerial vehicle body through a steering assembly, and the hand wheel is manually rotated to enable a clamping screw rod to rotate, so that clamping plates are mutually close to clamp hyperspectral imagers, the hyperspectral imagers with different width specifications can be clamped by rotating and adjusting the clamping screw rod, the hyperspectral imagers with different width specifications can be clamped, the application range of the hyperspectral imagers is wide, the rainproof and sun-proof protection by a disc-shaped protection plate can be realized, and the service life of the hyperspectral imagers is prolonged; the imaging range is limited, and the hyperspectral imaging equipment is inconvenient to autonomously protect.

Description

Airborne hyperspectral imaging device

Technical Field

The utility model belongs to the technical field of hyperspectral imaging, and particularly relates to an airborne hyperspectral imaging device.

Background

The hyperspectral imaging technology is based on an image data technology of a very large number of narrow wave bands, combines the imaging technology with the spectrum technology, detects two-dimensional geometric space and one-dimensional spectrum information of a target, and acquires continuous and narrow wave band image data with high spectral resolution. The hyperspectral imaging technology is developed rapidly, and common technologies comprise grating light splitting, acousto-optic tunable filtering light splitting, prism light splitting, chip coating and the like. Can be applied to the fields of food safety, medical diagnosis, aerospace and the like.

Most of the existing hyperspectral imaging devices are fixedly installed at a certain position or move on a sliding rail through installation, the imaging range is limited, the hyperspectral imaging devices cannot conveniently move to different heights and positions to perform imaging, autonomous protection is inconvenient to the hyperspectral imaging devices, the hyperspectral imaging devices are damaged when the hyperspectral imaging devices are exposed to the sun or in rainy days, imaging efficiency is reduced, and certain limitations exist.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the airborne hyperspectral imaging device, which effectively solves the problems that the imaging range is limited and the hyperspectral imaging device is inconvenient to autonomously protect in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an airborne hyperspectral image device, includes the unmanned aerial vehicle body, unmanned aerial vehicle body below is equipped with the mounting bracket, the mounting bracket with be connected through steering assembly between the unmanned aerial vehicle body, the through-hole has been seted up in the running through on the mounting bracket, through-screw connection has the tight lead screw of clamp on the lateral wall about the through-hole, the terminal fixedly connected with hand wheel in clamp lead screw one side, the terminal clamping plate that rotates in clamp lead screw opposite side is connected with, fixedly connected with protection pad on the end wall about the through-hole, the chucking is connected with hyperspectral imager between the clamping plate, fixed surface is connected with disc guard plate on the mounting bracket, there is the battery through the chucking subassembly joint in the unmanned aerial vehicle body, unmanned aerial vehicle body lower part fixedly connected with photovoltaic inverter, photovoltaic inverter with connect through connecting wire between the battery, photovoltaic inverter with the battery passes through connecting wire connects.

Preferably, the steering assembly comprises a rotating shaft which is connected with the lower portion of the unmanned aerial vehicle body in a rotating mode, the rotating shaft is connected with the motor in a power mode, the motor is fixedly installed in the unmanned aerial vehicle body, and the tail end of the lower side of the rotating shaft penetrates through the disc-shaped protection plate and is fixedly connected with the upper portion of the installation frame.

Preferably, the nested rotation of unmanned aerial vehicle body lower part is connected with annular rotating frame, annular rotating frame lower surface circumference array processing has the stabilizer bar, stabilizer bar downside end runs through the disc guard plate with mounting bracket upper portion fixed connection.

Preferably, the clamping assembly comprises a clamping groove formed in the rear portion of the unmanned aerial vehicle body, a spring cavity is formed in the left end wall and the right end wall of the clamping groove, a clamping plate is connected in a sliding mode in the spring cavity, the clamping plate is far away from the spring cavity, a spring is clamped between the end walls on one side of the clamping groove, the storage battery is clamped between the clamping plates, and a sealing partition plate penetrates through and is inserted into the end wall on the upper side of the clamping groove in a sliding mode.

Preferably, the unmanned aerial vehicle body includes the casing, unmanned aerial vehicle body casing four corners position fixedly connected with crossbearer, the crossbearer upper surface rotates and is connected with the screw.

Preferably, the upper surface of the unmanned aerial vehicle body is fixedly connected with a photovoltaic plate, and the photovoltaic plate is connected with the storage battery through the connecting wire.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the propeller is started to rotate, and the buoyancy generated by the rotation of the propeller drives the transverse frame to move upwards, so that the unmanned aerial vehicle body is driven to move upwards and move, the upward movement of the hyperspectral imager is realized, the imaging detection of different positions is realized, the imaging position range is wider, and the problem of limited imaging range is solved;

according to the utility model, the clamping screw rod is rotated by manual rotation, so that the clamping plates are mutually close to clamp the hyperspectral imagers, the hyperspectral imagers with different width specifications can be clamped by rotating and adjusting the clamping screw rod, the hyperspectral imagers with different width specifications can be clamped, the selection range of the imagers is wide, the rainproof and sun-proof protection by the disc-shaped protection plate can be realized, and the service life of the hyperspectral imagers is prolonged;

according to the utility model, the motor is started to drive the rotating shaft to rotate, so that the mounting frame is rotated, the hyperspectral imager is driven to rotate, 360-degree imaging detection is realized, the imaging range is wider, the stability of the mounting frame can be increased through the combined structure of the stabilizer bar and the annular rotating frame, and the mounting frame is prevented from shaking during movement and rotation, so that the hyperspectral imager is rocked, and the imaging efficiency is influenced;

according to the utility model, the electric energy generated by the photovoltaic panel during movement is stored in the storage battery, and the inverter inverts to supply power to the motor and the hyperspectral imager, so that autonomous power supply is realized, the storage battery can be clamped, and the storage battery is prevented from slipping.

The components of the utility model are made of light materials, thereby reducing the weight of the components and facilitating the airborne flight to different positions.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic rear view of the structure of FIG. 1;

FIG. 3 is a schematic diagram of the front view of FIG. 1;

FIG. 4 is a schematic cross-sectional view of the structure at A-A in FIG. 3;

FIG. 5 is a schematic view of the combined structure of the mounting frame, the clamping plate, the clamping screw and the hand wheel;

FIG. 6 is a schematic view of the combined structure of the annular turret and stabilizer bar of the present utility model;

fig. 7 is a schematic view of the structure of fig. 1 in the left view in the present utility model.

In the figure: the unmanned aerial vehicle comprises a 1-unmanned aerial vehicle body, a 2-transverse frame, a 3-propeller, a 4-photovoltaic panel, a 5-closed partition board, a 6-hyperspectral imager, a 7-disc-shaped protection board, an 8-stabilizer bar, a 9-rotating shaft, a 10-clamping screw rod, an 11-hand wheel, a 12-clamping board, a 13-protection pad, a 14-annular rotating frame, a 15-photovoltaic inverter, a 16-connecting wire, a 17-spring cavity, 18-springs, a 19-clamping board, a 20-storage battery, a 21-clamping groove and a 22-mounting frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

According to the embodiment, as shown in fig. 1 to 7, the utility model comprises an unmanned aerial vehicle body 1, the unmanned aerial vehicle body 1 is a four-axis unmanned aerial vehicle, a mounting frame 22 is arranged below the unmanned aerial vehicle body 1, the mounting frame 22 is convenient for installing the hyperspectral imager 6, the mounting frame 22 is made of a light metal material or an alloy material, the mounting frame 22 is connected with the unmanned aerial vehicle body 1 through a steering assembly, the steering assembly is used for driving the mounting frame 22 to rotate so as to drive the hyperspectral imager 6 to rotate, a through hole is formed in the mounting frame 22 in a penetrating manner, the through hole is a rectangular through hole, and penetrates through the front surface and the rear surface of the mounting frame 22, a clamping screw 10 is connected to the left side wall and the right side wall of the through hole in a penetrating manner, the clamping screw 10 is made of a light material, the clamping screw 10 is used for driving the clamping screw 10 to rotate so as to clamp the hyperspectral imager 6, one side end of the clamping screw 10 is fixedly connected with a hand wheel 11, the hand wheel 11 is used for manually rotating the clamping screw 10, the hand wheel 11 is used for driving the hand wheel 11 to rotate, the hand wheel 11 is used for driving the clamping plate 12 to rotate the other side of the hyperspectral imager 6 by adopting the light material, and the clamping plate 12 is fixedly connected with the light clamping plate 12, and the hand wheel is used for protecting the hyperspectral imager 12, and the side is used for protecting the hyperspectral imager is connected with the front surface of the hyperspectral imager, and the hyperspectral imager is used by the light plate 12, and the light plate is used for protecting the hyperspectral imager. The protection pad 13 is used for protecting the upper surface and the lower surface of the hyperspectral imager 6 to prevent the hyperspectral imager 6 from being damaged due to collision, the hyperspectral imager 6 is clamped and connected between the clamping plates 12, a signal transmission module is nested in the hyperspectral imager 6, imaging signals of the hyperspectral imager 6 are transmitted to a display screen at a far end, the hyperspectral imager 6 is an existing hyperspectral imager, a disc-shaped protection plate 7 is fixedly connected to the upper surface of the mounting frame 22, the disc-shaped protection plate 7 is circular, the disc-shaped protection plate 7 is made of a light material, the disc-shaped protection plate 7 is used for performing rainproof protection and sun protection on the hyperspectral imager 6, a storage battery 20 is clamped and connected in the unmanned aerial vehicle body 1 through a clamping assembly, a photovoltaic inverter 15 is fixedly connected to the lower part of the unmanned aerial vehicle body 1, the photovoltaic inverter 15 is used for performing inversion treatment on electric energy in the hyperspectral storage battery 20, the hyperspectral imager 6 and the motor are conveniently powered by virtue of the hyperspectral imager 6, the disc-shaped protection plate 7 is fixedly connected with a disc-shaped protection plate 7, the disc-shaped protection plate 7 is connected with a lead wire 16 and a preset wire 16 through the photovoltaic inverter 16, and the photovoltaic inverter 20 are connected to the upper side of the hyperspectral storage battery 20, and the lead wire 16 is connected to the photovoltaic inverter 20 through the preset wire 16, and the lead wire 16 is connected to the photovoltaic inverter 20, and the lead wire is connected to the upper part of the hyperspectral imager 20;

the storage battery 20 is clamped on the unmanned aerial vehicle body 1 through the clamping assembly, the hyperspectral imager 6 is placed in the mounting frame 22, the hand wheel 11 is manually rotated, the clamping screw rod 10 is rotated, the clamping plates 12 are mutually close to clamp the hyperspectral imager 6, the hyperspectral imagers 6 with different width specifications can be clamped through the rotation adjustment of the clamping screw rod 10, the photovoltaic inverter 15 is connected with the hyperspectral imager 6 through the connecting lead 16, the photovoltaic inverter 15 is connected with the storage battery 20 through the connecting lead 16, the electric energy output by the storage battery 20 is input into the photovoltaic inverter 15 through the connecting lead 16, the solar energy is input to the hyperspectral imager 6 through the connecting lead 16 after being inverted by the photovoltaic inverter 15 to supply power to the hyperspectral imager 6, the unmanned aerial vehicle body 1 is started to move, so that the unmanned aerial vehicle body 1 moves upwards and moves to different positions, imaging detection can be realized at different positions, the mounting frame 22 is driven to move, the hyperspectral imager 6 is driven to move to perform hyperspectral imaging detection, detected information is transmitted to a display screen at a far end through the signal transmission module to display, imaging can be ensured to be transmitted in real time, the rotating assembly is rotated, the mounting frame 22 is driven to rotate, the hyperspectral imager 6 is rotated, 360-degree imaging detection is realized, the disc-shaped protection plate 7 performs rainproof protection and sun protection on the hyperspectral imager 6, damage to the hyperspectral imager 6 during imaging detection in rainy days and in weather where sunlight is relatively large is prevented.

The second embodiment, given by fig. 1, fig. 2, fig. 3, and fig. 7, the steering assembly includes a rotating shaft 9 rotatably connected to the lower portion of the unmanned aerial vehicle body 1, the rotating shaft 9 is used for connecting and installing the mounting frame 22, the rotating shaft 9 is made of a light metal material, the rotating shaft 9 is in power connection with a motor, the motor is used for driving the rotating shaft 9 to rotate, a housing of the motor is made of a light material, the motor is connected with the photovoltaic inverter 15 through the connecting wire 16, the motor is fixedly installed in the unmanned aerial vehicle body 1, a lower end of the rotating shaft 9 penetrates through the disc-shaped protection plate 7 and is fixedly connected with the upper portion of the mounting frame 22, and the sealing between the rotating shaft 9 and the disc-shaped protection plate 7 is reliable;

the motor is connected with the photovoltaic inverter 15 through the connecting wire 16, electric energy output by the storage battery 20 is input to the photovoltaic inverter 15 through the connecting wire 16, is input into the motor through the connecting wire 16 after being inverted by the photovoltaic inverter 15, and is started, so that the rotating shaft 9 is driven to rotate, the mounting frame 22 is driven to rotate, the hyperspectral imager 6 is driven to rotate, and 360-degree imaging detection is achieved.

In the third embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 6, and fig. 7, the lower part of the unmanned aerial vehicle body 1 is nested and rotatably connected with an annular rotating frame 14, the annular rotating frame 14 is used for installing the stabilizer bar 8, so as to increase the stability of the mounting frame 22, the annular rotating frame 14 is made of a light material, the stabilizer bar 8 is processed on the circumferential array of the lower surface of the annular rotating frame 14, the stabilizer bar 8 is made of a light material, the stabilizer bar 8 is used for increasing the stability of the mounting frame 22, the inside of the stabilizer bar 8 is hollow, the tail end of the lower side of the stabilizer bar 8 penetrates through the disc-shaped protection plate 7 and is fixedly connected with the upper part of the mounting frame 22, and the sealing between the stabilizer bar 8 and the disc-shaped protection plate 7 is reliable;

thereby mounting bracket 22 rotates, thereby drives stabilizer bar 8 rotates, thereby drives annular rotating frame 14 rotates, thereby realizes increasing when mounting bracket 22 rotates mounting bracket 22's stability prevents that mounting bracket 22 appears rocking when rotating, causes hyperspectral imager 6 appears rocking, influences the imaging detection.

In a fourth embodiment, as shown in fig. 1, 2, 3, 4 and 7, the clamping assembly includes a clamping groove 21 formed at the rear portion of the unmanned aerial vehicle body 1, the clamping groove 21 is used for placing the storage battery 20 inside, a spring cavity 17 is formed on the left end wall and the right end wall of the clamping groove 21, the spring cavity 17 is convenient for installing the clamping plate 19, and limits the clamping plate 19, so that the clamping plate 19 slides under the pushing of the spring 18, a clamping plate 19 is connected in the sliding manner in the clamping cavity 17, the clamping plate 19 is made of a light material, and is used for clamping the storage battery 20, preventing movement, the clamping plate 19 and the spring cavity 17 are clamped between the end wall on one side far away from the clamping groove 21, the spring 18 is made of a light material, and is used for pushing the clamping plate 19 to move, the storage battery 20 is clamped between the clamping plates 19, a sealing partition 5 is inserted through the upper end wall of the clamping groove 21 in a sliding manner, the sealing partition 5 is used for sealing the clamping plate 21, and the sealing partition 5 is prevented from being inserted into the sealing partition 5 on the side wall 21, and the sealing partition 5 is processed by the sealing partition 5;

the storage battery 20 is placed in the clamping groove 21, the spring 18 pushes the clamping plate 19 to move to clamp the storage battery 20, the storage battery 20 is prevented from shaking when the unmanned aerial vehicle body 1 moves, the sealing partition plate 5 is inserted into the slot, and therefore the clamping groove 21 is sealed, and the storage battery 20 is prevented from falling out of the clamping groove 21.

In a fifth embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 7, the unmanned aerial vehicle body 1 includes a housing, the housing is made of a light material, the rigidity strength is enough, a transverse frame 2 is fixedly connected to four corners of the housing of the unmanned aerial vehicle body 1, the transverse frame 2 is used for installing the propeller 3, the transverse frame 2 is made of a light material, the propeller 3 is rotatably connected to the upper surface of the transverse frame 2, the propeller 3 is used for lifting the unmanned aerial vehicle body 1, and the rigidity strength of the propeller 3 is enough;

thereby start screw 3 rotates, the buoyancy that screw 3 rotated and produced drives crossbearer 2 upward movement, thereby drives unmanned aerial vehicle body 1 upward movement and remove, thereby realize to hyperspectral imager 6 upward movement, thereby realize carrying out the imaging detection to different positions.

In the sixth embodiment, as shown in fig. 1, fig. 2, fig. 3, and fig. 7, the upper surface of the unmanned aerial vehicle body 1 is fixedly connected with a photovoltaic panel 4, the photovoltaic panel 4 is used for generating electricity, the photovoltaic panel 4 is connected with the charging port of the storage battery 20 through the connection wire 16, a through hole through which the connection wire 16 passes is processed on the unmanned aerial vehicle body 1, and the storage battery 20 is used for storing electricity and supplying electricity;

so that the solar light irradiates the photovoltaic panel 4 to generate electricity, and the generated electric energy is input into the storage battery 20 through the connecting wire 16 to be stored, so that the electricity supply is facilitated.

The working flow of the utility model is as follows: placing the storage battery 20 into the clamping groove 21, pushing the clamping plate 19 by the spring 18 to clamp the storage battery 20, preventing the storage battery 20 from shaking when the unmanned aerial vehicle body 1 moves, inserting the sealing partition plate 5 into the slot, sealing the clamping groove 21, preventing the storage battery 20 from sliding out and falling from the clamping groove 21, placing the hyperspectral imager 6 into the mounting frame 22, manually rotating the hand wheel 11, rotating the clamping screw 10, so that the clamping plate 12 is close to each other to clamp the hyperspectral imager 6, clamping the hyperspectral imagers 6 with different width specifications by adjusting the rotation of the clamping screw 10, connecting the photovoltaic inverter 15 with the hyperspectral imager 6 through the connecting wire 16, the photovoltaic inverter 15 is connected with the storage battery 20 through the connecting wire 16, the electric energy output by the storage battery 20 is input to the photovoltaic inverter 15 through the connecting wire 16, is input to the hyperspectral imager 6 through the connecting wire 16 after being inverted by the photovoltaic inverter 15 to supply power to the hyperspectral imager 6, so as to start the propeller 3 to rotate, the buoyancy generated by the rotation of the propeller 3 drives the transverse frame 2 to move upwards, so as to drive the unmanned aerial vehicle body 1 to move upwards and move, thereby realizing the upward movement of the hyperspectral imager 6, realizing the imaging detection of different positions, so that the unmanned aerial vehicle body 1 moves upwards and moves to different positions, realizing the imaging detection of different positions, thereby drive mounting bracket 22 motion, thereby drive hyperspectral imager 6 motion carries out hyperspectral imaging and detects, will detect the information and show through signal transmission module transmission to the display screen of distal end, can guarantee to transmit the formation of image in real time, starts the motor, thereby drive pivot 9 rotates, thereby makes mounting bracket 22 rotates, thereby drives hyperspectral imager 6 rotates, thereby realizes carrying out 360 degrees formation of image and detects, thereby drives mounting bracket 22 rotates, thereby makes hyperspectral imager 6 rotates, thereby realizes 360 degrees formation of image and detects, disc guard plate 7 is right hyperspectral imager 6 carries out rain-proof protection and sun-proof protection, prevents to meet rainy day and the great weather of sunlight in the in-process that formation of image detected to hyperspectral imager 6 causes the damage.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An airborne hyperspectral imaging device, which is characterized in that: including unmanned aerial vehicle body (1), unmanned aerial vehicle body (1) below is equipped with mounting bracket (22), mounting bracket (22) with be connected through steering assembly between unmanned aerial vehicle body (1), the through-hole has been seted up in the running through on mounting bracket (22), run through threaded connection has clamp screw (10) on the through-hole left and right sides wall, clamp screw (10) one side end fixedly connected with hand wheel (11), clamp screw (10) opposite side end rotation is connected with grip block (12), fixedly connected with protection pad (13) on the end wall about the through-hole, chucking is connected with hyperspectral imager (6) between grip block (12), fixedly connected with disc guard plate (7) on mounting bracket (22), there is battery (20) through chucking assembly joint in unmanned aerial vehicle body (1), unmanned aerial vehicle body (1) lower part fixedly connected with photovoltaic inverter (15), photovoltaic inverter (15) with be connected with through connecting wire (16) between battery (20), photovoltaic inverter (15) with battery (20) are connected through connecting wire (16).

2. An on-board hyperspectral imaging apparatus as claimed in claim 1 wherein: the steering assembly comprises a rotating shaft (9) which is connected with the lower portion of the unmanned aerial vehicle body (1) in a rotating mode, the rotating shaft (9) is connected with a motor in a power mode, the motor is fixedly installed in the unmanned aerial vehicle body (1), and the tail end of the lower side of the rotating shaft (9) penetrates through the disc-shaped protection plate (7) and is fixedly connected with the upper portion of the mounting frame (22).

3. An on-board hyperspectral imaging apparatus as claimed in claim 2 wherein: the unmanned aerial vehicle body (1) lower part nestification rotates and is connected with annular rotating frame (14), annular rotating frame (14) lower surface circumference array processing has stabilizer bar (8), stabilizer bar (8) downside end runs through disc guard plate (7) with mounting bracket (22) upper portion fixed connection.

4. An on-board hyperspectral imaging apparatus as claimed in claim 1 wherein: clamping assembly includes clamping groove (21) that unmanned aerial vehicle body (1) rear portion was seted up, spring chamber (17) have been seted up on the end wall about clamping groove (21), sliding connection has clamping plate (19) in spring chamber (17), clamping plate (19) with spring chamber (17) are kept away from clamping groove (21) one side end wall between joint have spring (18), clamping connection has between clamping plate (19) battery (20), run through sliding grafting on clamping groove (21) upside end wall has sealed baffle (5).

5. An on-board hyperspectral imaging apparatus as claimed in claim 1 wherein: unmanned aerial vehicle body (1) include the casing, unmanned aerial vehicle body (1) casing four corners position fixedly connected with crossbearer (2), crossbearer (2) upper surface rotates and is connected with screw (3).

6. An on-board hyperspectral imaging apparatus as claimed in claim 1 wherein: the unmanned aerial vehicle body (1) upper surface fixedly connected with photovoltaic board (4), photovoltaic board (4) with connect through connecting wire (16) between battery (20).