Forest tree disease early warning device based on hyperspectrum

Abstract

The utility model discloses a forest tree disease early warning device based on hyperspectrum, which comprises an unmanned aerial vehicle, a lifting mechanism and an auxiliary detection mechanism, the side end of the unmanned aerial vehicle is fixedly connected with a protective fence, the lower side of the protective fence is fixedly connected with a supporting column, the lifting mechanism is arranged on the lower side of the unmanned aerial vehicle, and the auxiliary detection mechanism is arranged on the lower side of the unmanned aerial vehicle. The auxiliary detection mechanism is arranged on the lower side of the lifting mechanism; according to the forest tree disease early warning device based on the hyperspectrum, a hyperspectral camera extends into a branch through a balancing weight, a lifting shell, a balancing weight and a disc, information in the branch can be obtained at a short distance, the accuracy and timeliness of insect disaster early warning are improved, and then the hyperspectral camera is driven to rotate in cooperation with an electric rotating disc; the interior of a branch can be shot and detected from multiple angles, a blind area of single-angle detection is avoided, data are comprehensively collected, and the detection result is more comprehensive.

Description

TECHNICAL FIELD

[0001] The utility model relates to forest disease technology field, concretely is a forest disease early warning device based on hyperspectral. BACKGROUND

[0002] In the field of forestry disease and pest control, early warning is the key to reduce disaster losses. Before the forest disease breaks out on a large scale, potential disease signs are found through analysis of spectral data, and early warning is given to reduce economic losses and ecological damage caused by diseases.

[0003] The existing hyperspectral remote detection device mainly uses unmanned aerial vehicles to cooperate with camera equipment to remotely detect trees. However, in the process of detecting in the forest using unmanned aerial vehicles, in order to avoid the large size of the unmanned aerial vehicle and the contact of the wing with the branches, which may cause damage, the unmanned aerial vehicle is generally difficult to fly into the canopy. The camera device may be affected by factors such as leaf reflection and canopy shielding, which may cause distortion of the spectral data, making it difficult to detect subtle changes or signs of insect damage inside the branches, thereby affecting the accuracy of the pest warning information. Due to the inability to accurately obtain the information inside the branches, the best prevention and control opportunity for forestry diseases is missed.

[0004] Therefore, the utility model provides a forest disease early warning device based on hyperspectral to solve the above problems. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a forest disease early warning device based on hyperspectral to solve the above problems.

[0006] To achieve the above purpose, the utility model is implemented by the following technical solutions: a forest disease early warning device based on hyperspectral, comprising an unmanned aerial vehicle, a protective fence fixedly connected to the side end of the unmanned aerial vehicle, and a support column fixedly connected to the lower side of the protective fence, further comprising a lifting mechanism and an auxiliary detection mechanism, the lifting mechanism being arranged on the lower side of the unmanned aerial vehicle, and the auxiliary detection mechanism being arranged on the lower side of the lifting mechanism.

[0007] The lifting mechanism comprises a lifting shell, the lifting shell being fixedly connected to the lower side of the unmanned aerial vehicle, a plurality of rope releasing assemblies being arranged in the lifting shell, a hole being arranged on the lower side of the lifting shell, the rope releasing assembly comprising a fixing frame, the fixing frame being fixedly connected to the lifting shell, a releasing reel being rotatably connected to the middle part of the fixing frame, and a rope being wound around the releasing reel.

[0008] The auxiliary detection mechanism comprises a lifting cylindrical shell, a first connecting block and a second gear are fixedly connected to the side end of the lifting cylindrical shell, a position sensor is fixedly connected to the first connecting block, a connecting piece is fixedly connected to the side end of the first connecting block, a rope climbing wheel and a friction wheel are rotationally connected to the side end of the connecting piece, and the rope is clamped in the middle of the rope climbing wheel and the friction wheel.

[0009] Preferably, the fixed frame is rotationally connected with a connecting rod, the connecting rod is fixedly connected with an electric guide rail at the side end, a rope guide is slidably connected to the electric guide rail, and the rope extends out of the lifting shell through the hole arranged on the lifting shell and the rope guide.

[0010] Preferably, the fixed frame is provided with an electromagnetic brake, and the electromagnetic brake is provided with a first synchronous driving motor at the end away from the pay-off wheel.

[0011] Preferably, the auxiliary detection mechanism further comprises a protective plate, the lifting cylindrical shell is fixedly connected to the bottom end of the protective plate, and the rope is movably connected to the protective plate.

[0012] Preferably, the rope is fixedly connected with a counterweight at the lower side, the counterweight is fixedly connected with a disc, the disc is fixedly connected with an electric turntable, the electric turntable is fixedly connected with a hyperspectral camera, and the hyperspectral camera is internally provided with a second wireless communication module.

[0013] Preferably, the rope climbing wheel is fixedly connected with a first gear at the side end, the friction wheel is fixedly connected with a second gear at the side end, the first gear and the second gear are meshingly connected, the side end of the first gear is fixedly connected with a second driving motor, the second driving motor is fixedly connected with a second connecting block at the end away from the first gear, the second connecting block is provided with a first wireless communication module, and the second connecting block is fixedly connected to the inner side wall of the lifting cylindrical shell.

[0014] Preferably, the auxiliary detection mechanism further comprises a first clamping block, the first clamping block is fixedly connected to the inner side end of the lifting cylindrical shell, the inner side end of the lifting cylindrical shell is fixedly connected with a third driving motor, and the output end of the third driving motor is fixedly connected with a second clamping block.

[0015] Beneficial effects

[0016] The utility model provides a kind of forest disease early warning device based on hyperspectrum.Compared with prior art, it has the following beneficial effects:

[0017] (1) A forest disease early warning device based on hyperspectral imaging, which uses ropes, protective cloth, a third drive motor, a second clamping block, a first clamping block, connectors, climbing rope wheels, friction wheels, position sensors, lifting cylindrical shells and protective plates to avoid branches from getting tangled with ropes and reduce the risk of drones losing balance, falling or motor overload due to tangling.

[0018] (2) A hyperspectral forest disease early warning device, which uses a counterweight, lifting shell, counterweight and disc to extend the hyperspectral camera into the tree branch, can obtain information inside the tree branch at close range, improve the accuracy and timeliness of pest early warning, and, with the help of an electric turntable to drive the hyperspectral camera to rotate, can take pictures and detect inside the tree branch from multiple angles, avoid the blind spot of single angle detection, collect data comprehensively, and make the detection results more comprehensive. Attached Figure Description

[0019] Figure 1 This is a side view of the overall device structure of this utility model;

[0020] Figure 2 This is a partial side view of the auxiliary testing mechanism of this utility model;

[0021] Figure 3 This is a side view of the lifting cylindrical shell of this utility model;

[0022] Figure 4 This is an internal side view of the lifting shell structure of this utility model;

[0023] Figure 5 This is a side view of the lifting mechanism of this utility model;

[0024] Figure 6 This is a side view of a portion of the lifting mechanism of this utility model;

[0025] Figure 7 This is a side view of the auxiliary testing mechanism of this utility model;

[0026] Figure 8 This is a side view of the internal structure of the lifting cylindrical shell of this utility model;

[0027] Figure 9 This is the utility model Figure 5 Partial A structure diagram;

[0028] Figure 10 This is the utility model Figure 1 Local B-structure diagram.

[0029] In the picture: 1. Drone; 2. Guardrail; 3. Support column;

[0030] Lifting mechanism: 41, lifting shell; 42, rope assembly; 421, fixed frame; 422, pay-off wheel; 423, electromagnetic brake; 424, first synchronous drive motor; 425, connecting rod; 426, rope; 427, electric guide rail; 428, rope guide;

[0031] Auxiliary detection mechanism: 51, guard plate; 52, lifting cylindrical shell; 53, first connecting block; 54, position sensor; 55, second drive motor; 56, first wireless communication module; 57, second connecting block; 58, first gear; 59, second gear; 591, connecting piece; 592, rope climbing wheel; 593, friction wheel; 594, first clamping block; 595, third drive motor; 596, second clamping block; 597, protective cloth; 598, counterweight; 599, disc; 5991, electric turntable; 5992, hyperspectral camera. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0033] Embodiment one:

[0034] Please refer to Figures 1-10 A forest disease early warning device based on hyperspectrum, including a unmanned aerial vehicle 1, the unmanned aerial vehicle 1 side end fixedly connected with guardrail 2, guardrail 2 lower side fixedly connected with support column 3, still include lifting mechanism and auxiliary detection mechanism, lifting mechanism is arranged at the lower side of unmanned aerial vehicle 1, auxiliary detection mechanism is arranged at the lower side of lifting mechanism;

[0035] Lifting mechanism includes lifting shell 41, lifting shell 41 is fixedly connected at the lower side of unmanned aerial vehicle 1, lifting shell 41 inside is provided with a plurality of rope assembly 42, lifting shell 41 lower side is provided with hole, rope assembly 42 includes fixed frame 421, fixed frame 421 is fixedly connected on lifting shell 41, fixed frame 421 middle part rotationally connected with pay-off wheel 422, pay-off wheel 422 is wound with rope 426;

[0036] Auxiliary detection mechanism includes lifting cylindrical shell 52, lifting cylindrical shell 52 side end fixedly connected with first connecting block 53 and second gear 59, first connecting block 53 is fixedly connected with position sensor 54, first connecting block 53 side end fixedly connected with connecting piece 591, connecting piece 591 side end rotationally connected with rope climbing wheel 592 and friction wheel 593, rope climbing wheel 592 and friction wheel 593 middle part clamping rope 426.

[0037] The side end of the fixing frame 421 is rotationally connected with a connecting rod 425, the side end of the connecting rod 425 is fixedly connected with an electric guide rail 427, the electric guide rail 427 is slidably connected with a rope guide 428, and the rope 426 extends out of the lifting shell 41 through the rope guide 428 and a hole arranged on the lifting shell 41.

[0038] The side end of the fixing frame 421 is provided with an electromagnetic brake 423, and the end of the electromagnetic brake 423 away from the pay-off wheel 422 is provided with a first synchronous driving motor 424.

[0039] The auxiliary detection mechanism further comprises a protective plate 51, the lifting cylindrical shell 52 is fixedly connected to the bottom end of the protective plate 51, the rope 426 is movably connected to the protective plate 51, and the protective plate 51 is provided with a protective cloth 597 between the protective plate 51.

[0040] The rope 426 is fixedly connected with a counterweight 598 on the lower side, the counterweight 598 is fixedly connected with a disc 599, the disc 599 is fixedly connected with an electric turntable 5991, the electric turntable 5991 is fixedly connected with a hyperspectral camera 5992, and the hyperspectral camera 5992 is internally provided with a second wireless communication module.

[0041] The side end of the rope wheel 592 is fixedly connected with a first gear 58, the side end of the friction wheel 593 is fixedly connected with a second gear 59, the first gear 58 is meshingly connected with the second gear 59, the side end of the first gear 58 is fixedly connected with a second driving motor 55, the end of the second driving motor 55 away from the first gear 58 is fixedly connected with a second connecting block 57, the second connecting block 57 is provided with a first wireless communication module 56, and the second connecting block 57 is fixedly connected to the inner side wall of the lifting cylindrical shell 52.

[0042] The auxiliary detection mechanism further comprises a first clamping block 594, the first clamping block 594 is fixedly connected to the inner side end of the lifting cylindrical shell 52, the inner side end of the lifting cylindrical shell 52 is fixedly connected with a third driving motor 595, and the output end of the third driving motor 595 is fixedly connected with a second clamping block 596.

[0043] Working process: by starting the unmanned aerial vehicle 1, the unmanned aerial vehicle 1 is controlled to fly over the trees, and is limited by the branches of the trees, so that the unmanned aerial vehicle 1 cannot fly into the branches:

[0044] By starting the first synchronous drive motor 424, the rotating shaft drives the pay-off wheel 422 to rotate, so that the rope 426 is elongated, and the gravity of the counterweight 598 drives the disc 599, the electric turntable 5991 and the hyperspectral camera 5992 to move downward, and the third drive motor 595 is started to contract, so that the third drive motor 595 releases the rope 426 from the first clamping block 594, and then the first wireless communication module 56 is remotely controlled to control the second drive motor 55 to rotate, drive the first gear 58 to rotate, and then drive the second gear 59 to rotate, and then drive the friction wheel 593 and the rope climbing wheel 592 to move along the rope 426, cooperate with the position sensor 54, control the position of the protective plate 51 on the rope 426, and the protective cloth 597 on the rope 426 is unfolded, and then the third drive motor 595, the second clamping block 596 and the first clamping block 594 clamp the rope 426, so as to keep the position of the protective plate 51, and the rope 426 and the protective plate 51 are used for protection, so as to avoid the entanglement of the branches and the rope, causing the failure of the unmanned aerial vehicle 1, and the hyperspectral camera 5992 is extended into the branches through the cooperation of the counterweight 598, and then the electric turntable 5991 is rotated to drive the hyperspectral camera 5992 to rotate, the hyperspectral camera 5992 is used for detecting the inside of the branches, and the wireless module is used for remotely transmitting to the background, so as to early warn the insect disaster.

[0045] After detection, the second drive motor 55 is started to drive the first gear 58 and the second gear 59 in turn, drive the rope climbing wheel 592 and the friction wheel 593 to rotate, and then the friction wheel 593 drives the lifting cylindrical shell 52 to move upward, and then the first synchronous drive motor 424 drives the pay-off wheel 422 to contract, and then the electromagnetic brake 423 is used to fix the rotating shaft.

[0046] Meanwhile, the contents not described in detail in the specification all belong to the prior art known to those skilled in the art.

[0047] It should be noted that in this paper, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0048] Although embodiments of the present invention 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 to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A hyperspectral-based forest disease early warning device, comprising a drone (1), wherein a protective fence (2) is fixedly connected to the side of the drone (1), and a support column (3) is fixedly connected to the lower side of the protective fence (2), characterized in that, It also includes a lifting mechanism and an auxiliary detection mechanism, wherein the lifting mechanism is located on the underside of the UAV (1) and the auxiliary detection mechanism is located on the underside of the lifting mechanism; The lifting mechanism includes a lifting housing (41), which is fixedly connected to the lower side of the drone (1). Several rope-releasing assemblies (42) are provided inside the lifting housing (41). A hole is provided on the lower side of the lifting housing (41). The rope-releasing assembly (42) includes a fixing frame (421), which is fixedly connected to the lifting housing (41). A rope-releasing wheel (422) is rotatably connected to the middle of the fixing frame (421). A rope (426) is wound on the rope-releasing wheel (422). The auxiliary detection mechanism includes a lifting cylindrical shell (52), a first connecting block (53) and a second gear (59) are fixedly connected to the side end of the lifting cylindrical shell (52), a position sensor (54) is fixedly connected to the first connecting block (53), a connector (591) is fixedly connected to the side end of the first connecting block (53), a climbing wheel (592) and a friction wheel (593) are rotatably connected to the side end of the connector (591), and a rope (426) is clamped between the climbing wheel (592) and the friction wheel (593).

2. The forest disease early warning device based on hyperspectral imaging according to claim 1, characterized in that: The fixed frame (421) is rotatably connected to a connecting rod (425) on one side. The connecting rod (425) is fixedly connected to an electric guide rail (427) on one side. A rope guide (428) is slidably connected to the electric guide rail (427). The rope (426) extends out of the lifting housing (41) through the holes provided on the rope guide (428) and the lifting housing (41).

3. The forest disease early warning device based on hyperspectral imaging according to claim 2, characterized in that: An electromagnetic brake (423) is provided on the side of the fixed frame (421), and a first synchronous drive motor (424) is provided on the end of the electromagnetic brake (423) away from the wire feeding wheel (422).

4. The forest disease early warning device based on hyperspectral imaging according to claim 1, characterized in that: The auxiliary testing mechanism also includes a protective plate (51), the lifting cylindrical shell (52) is fixedly connected to the bottom end of the protective plate (51), the rope (426) is movably connected to the protective plate (51), and a protective cloth (597) is provided between the protective plates (51) and the protective plates (51).

5. A forest disease early warning device based on hyperspectral imaging according to claim 4, characterized in that: A counterweight (598) is fixedly connected to the lower side of the rope (426), a disc (599) is fixedly connected to the counterweight (598), an electric turntable (5991) is fixedly connected to the disc (599), a hyperspectral camera (5992) is fixedly connected to the electric turntable (5991), and a second wireless communication module is provided inside the hyperspectral camera (5992).

6. A forest disease early warning device based on hyperspectral imaging according to claim 5, characterized in that: The climbing wheel (592) is fixedly connected to a first gear (58) on its side end, and the friction wheel (593) is fixedly connected to a second gear (59) on its side end. The first gear (58) and the second gear (59) are meshed and connected. The first gear (58) is fixedly connected to a second drive motor (55) on its side end. The end of the second drive motor (55) away from the first gear (58) is fixedly connected to a second connecting block (57). The second connecting block (57) is provided with a first wireless communication module (56). The second connecting block (57) is fixedly connected to the inner side wall of the lifting cylindrical shell (52).

7. A forest disease early warning device based on hyperspectral imaging according to claim 6, characterized in that: The auxiliary detection mechanism also includes a first clamping block (594), which is fixedly connected to the inner side of the lifting cylindrical shell (52). A third drive motor (595) is fixedly connected to the inner side of the lifting cylindrical shell (52), and a second clamping block (596) is fixedly connected to the output end of the third drive motor (595).

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