CN117761260A - A scanning device and scanning method based on plant specimen characteristic analysis - Google Patents

Abstract

The invention relates to the field of scanning equipment, and in particular to a scanning device and a scanning method based on characteristic analysis of plant specimens. The two ends of the adjusting belt assembly are respectively installed on two sets of rotating assemblies. The rotating assembly is used to drive the adjusting belt assembly to rotate. Multiple sets of adjusting limiters are located on both sides of the adjusting belt assembly; first limiters are provided on both sides of the adjusting belt assembly. position slot, the movable ends of multiple sets of adjustment limiters are all clamped in the first limit slot, and the driving end of the adjustment limiter is located in the base and is used to drive the adjustment limiter to move in the vertical direction; scanner settings Above the base and facing the adjustment belt assembly. The surface height and angle of the adjustment belt assembly can be changed so that the scanner can scan the entire position of the plant specimen as much as possible for subsequent detection or data analysis.

Description

A scanning device and scanning method based on plant specimen characteristic analysis

Technical field

The invention relates to the field of scanning equipment, and in particular to a scanning device and a scanning method based on plant specimen characteristic analysis.

Background technique

The whole plant or a part of the plant often needs to be preserved for a long time for teaching, scientific research, display and other purposes. To achieve this purpose, it is necessary to soak the plant specimen in a certain pharmaceutical solution, and then make the plant soaked in the pharmaceutical solution. The specimen is called a macerated specimen. The most common plant specimens are wax leaf specimens, also known as pressed specimens. They are usually specimens made by pressing fresh plant materials with absorbent paper, drying them, and then binding them on white hard paper.

Currently, when scanning pressed specimens, the pressed specimens are placed on a set of flat plates, and then a scanner is used to scan the pressed specimens. Even if the pressed specimens are pressed into a specific state, they are still a set of three-dimensional objects, so scanning When scanning plant specimens, it is difficult to fully scan the plants.

Contents of the invention

Based on this, it is necessary to address the above technical problems and provide a scanning device and scanning method based on plant specimen characteristic analysis, which can scan all locations of the plant specimen as much as possible to facilitate subsequent detection or data analysis.

The invention provides a scanning device based on plant specimen characteristic analysis, including:

The base has two sets of rotating components and multiple sets of adjustment limiters mounted on the surface;

The two ends of the adjusting belt assembly are respectively installed on two sets of said rotating assemblies. The said rotating assemblies are used to drive the said adjusting belt assembly to rotate. The plurality of sets of adjusting limiters are respectively located on both sides of the said adjusting belt assembly; First limit slots are provided on both sides of the adjustment belt assembly. The movable ends of the plurality of sets of adjustment limiters are all clamped in the first limit slots. The driving ends of the adjustment limiters are located at Inside the base, it is used to drive the adjustment limiter to move in the vertical direction;

A scanner is arranged above the base and faces the adjustment belt assembly.

In one set of embodiments, the rotating assembly includes a second fixed rod, a first roller and a first driver; the second fixed rod is disposed transversely above the base, and both ends of the second fixed rod are bent Folded toward the base, the first roller is movably mounted on the second fixed rod, and the first driver is used to drive the roller to rotate;

The adjustment limiter includes a third fixed rod, a second roller and a second driver. One end of the third fixed rod is set vertically and penetrates into the base. The other end of the third fixed rod is bent. In a horizontal state, the second roller is installed on one end of the third fixed rod in a horizontal state, and the second driver is located in the base and used to drive the third fixed rod to move in the vertical direction.

In one set of embodiments, the adjustment belt assembly includes an upper part of the adjustment belt, a middle part of the adjustment belt, and a lower part of the adjustment belt that are stacked in sequence, and the width of the middle part of the adjustment belt is smaller than the width of the upper part of the adjustment belt and the lower part of the adjustment belt. width, the first limiting groove is formed between the three sides, the second roller is clamped in the first limiting groove, and the second roller is connected to the upper part of the adjusting belt or the adjusting belt. Surface fit on the lower part of the belt.

In one set of embodiments, multiple sets of second limiting grooves are provided on the upper and lower sides of the adjusting belt away from the middle of the adjusting belt, and the plurality of second limiting grooves are formed along the Adjust the belt rotation direction to set at equal intervals.

In one set of embodiments, multiple sets of limiting plates are provided on the upper and lower sides of the adjusting belt away from the middle of the adjusting belt, and the limiting plates are located on two adjacent sets of the second limiting plates. between the position slots, and the plurality of sets of limiting plates are equally spaced.

In one set of embodiments, two sets of first mounting brackets and one set of second mounting brackets are installed on the base, and the two sets of first mounting brackets and one set of second mounting brackets are respectively located on the adjusting On one side of the belt assembly, the two sets of first mounting brackets and the second mounting bracket are provided with reflectors, and the second mounting bracket is provided with a lighting assembly, and the lighting assembly is used to provide a light source for the scanner. Scanning provides a light source, and the reflective plate is used to uniformly reflect the light of the light assembly onto the adjustment belt assembly.

In one set of embodiments, the first mounting bracket includes a rotating rod, a fixed plate, a reflective plate mounting bracket, two sets of adjusting rods and two sets of first fixed rods; the two sets of first fixed rods are arranged opposite each other. On the base, the two ends of the rotating rod are rotatably mounted on the tops of the two sets of first fixed rods, the fixed plate is sleeved on the rotating rod, and both sets of adjusting rods penetrate the fixed rods. plate, and is threadedly connected to the fixed plate. One side of the reflective plate mounting bracket is used to install the reflective plate, and the other side is rotatably connected to the two sets of adjustment rods.

In one set of embodiments, two sets of hinge joints are installed on the back of the reflective plate mounting frame, and the adjusting rod is composed of two parts that are rotationally connected to each other, one part of which is threadedly installed on the fixed plate, and the other part of which is rotationally installed. within the two sets of hinged joints.

In one set of embodiments, the reflective plate mounting frame includes a first arc-shaped plate part and two sets of first bending parts; the two sets of first bending parts are provided on the first arc-shaped plate part. At both ends, the first arc-shaped plate portion is provided with a through hole, the bent portion is provided with a snap hole, an electric push rod is fixed on the fixed plate, and the piston rod of the electric push rod is located on The location of the through hole;

The reflective plate includes a second arc-shaped plate part and two sets of second bending parts; the second arc-shaped plate part is elastic and fits the first arc-shaped plate part, and the second arc-shaped plate part The two ends of the second bending portion are respectively clamped in the two sets of clamping holes, and the two sets of second bending portions are respectively located at both ends of the second arc-shaped plate portion to avoid the second arc-shaped plate portion. The side end of the plate part is separated from the clamping hole.

The present invention also provides a scanning method based on plant specimen characteristic analysis, which is applied to the scanning device based on plant specimen characteristic analysis described in any of the above embodiments. The method includes:

Place the plant specimen on the surface of the adjustment belt assembly and start the scanner to scan the plant specimen;

During the scanning process, first start the rotating component to adjust the placement position of the plant specimen, and then start the adjustment limiter to adjust the surface height and angle of the adjustment belt component, so that the scanner can scan as many plant specimens as possible. overall status.

When using the above-mentioned scanning device and scanning method based on plant specimen characteristic analysis, the plant specimen is placed on the surface of the adjusting belt component and the scanner is started to scan the plant specimen. Since the plant specimens are three-dimensional, in order for the scanner to scan the plant specimens more comprehensively, during scanning, it is first necessary to start the rotating assembly to adjust the placement position of the plant specimens in the linear direction, and then start different types of plant specimens as needed. The position adjustment limiter lifts or presses down the side end of the adjustment belt assembly, thereby changing the surface height and angle of the adjustment belt assembly, so that the scanner can scan the entire position of the plant specimen as much as possible for subsequent processing. Detection or data analysis.

Description of the drawings

In order to explain the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are of the present invention. For some embodiments of the invention, those of ordinary skill in the art can also obtain other drawings based on these drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of a scanning device provided by the present invention;

Figure 2 is one of the structural schematic diagrams of the first mounting bracket provided by the present invention;

Figure 3 is the second structural schematic diagram of the first mounting bracket provided by the present invention;

Figure 4 is the third structural schematic diagram of the first mounting bracket provided by the present invention;

Figure 5 is a schematic structural diagram of the reflective plate provided by the present invention;

Figure 6 is one of the structural schematic diagrams of the adjustment belt assembly provided by the present invention;

Figure 7 is the second structural schematic diagram of the adjustment belt assembly provided by the present invention;

Figure 8 is the third structural schematic diagram of the adjustment belt assembly provided by the present invention.

Reference signs:

100. Base; 200. First mounting bracket; 210. First fixed rod; 220. Rotating rod; 230. Fixed plate; 240. Adjusting rod; 250. Reflector mounting bracket; 251. First arc plate part; 252 , first bending part; 253, through hole; 254, snap hole; 260, hinge joint; 270, electric push rod; 300, second mounting bracket; 400, scanner; 500, lighting component; 600, reflector ; 610. Second arc plate part; 620. Second bending part; 700. Rotating component; 710. Second fixed rod; 720. First roller; 800. Adjustment belt assembly; 810. Upper part of the adjustment belt; 820. The middle part of the adjustment belt; 830, the lower part of the adjustment belt; 840, the first limit groove; 850, the second limit groove; 860, the limit plate; 900, the adjustment limit piece; 910, the third fixed rod; 920, the second scroll wheel.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

A scanning device and scanning method based on plant specimen characteristic analysis of the present invention will be described below with reference to FIGS. 1 to 8 .

In one set of embodiments, a scanning device based on plant specimen characteristic analysis includes a base 100, an adjustment belt assembly 800 and a scanner 400; two sets of rotating assemblies 700 and multiple sets of adjustment limits 900 are mounted on the surface of the base 100; Both ends of the adjusting belt assembly 800 are respectively installed on two sets of rotating assemblies 700. The rotating assembly 700 is used to drive the adjusting belt assembly 800 to rotate. Multiple sets of adjusting limiters 900 are respectively located on both sides of the adjusting belt assembly 800; the adjusting belt assembly 800 has two First limit slots 840 are provided on both sides. The movable ends of the multiple sets of adjustment limiters 900 are all clamped in the first limit slots 840. The driving ends of the adjustment limiters 900 are located in the base 100 for driving adjustment. The limiting member 900 moves in the vertical direction; the scanner 400 is disposed above the base 100 and faces the adjustment belt assembly 800 .

When the above-mentioned scanning device based on plant specimen characteristic analysis is used, the plant specimen is placed on the surface of the adjustment belt assembly 800 and the scanner 400 is started to scan the plant specimen. Since the plant specimens are three-dimensional, in order for the scanner 400 to scan the plant specimens more comprehensively, during scanning, it is first necessary to start the rotating assembly 700 to adjust the placement position of the plant specimens in the linear direction, and then separately adjust the position of the plant specimens as needed. Activate the adjustment stoppers 900 at different positions to lift or press down the side ends of the adjustment belt assembly 800, thereby changing the surface height and angle of the adjustment belt assembly 800, so that the scanner 400 can scan as much of the plant specimen as possible. location to facilitate subsequent detection or data analysis.

In one set of embodiments, the rotating assembly 700 includes a second fixed rod 710, a first roller 720 and a first driver; the second fixed rod 710 is disposed transversely above the base 100, and both ends of the second fixed rod 710 are bent toward the base. 100. The first roller 720 is movably mounted on the second fixed rod 710, and the first driver is used to drive the roller to rotate; the adjusting limiter 900 includes a third fixed rod 910, a second roller 920 and a second driver. One end of the rod 910 is set vertically and penetrates into the base 100. The other end of the third fixed rod 910 is bent in a horizontal state. The second roller 920 is installed on one end of the third fixed rod 910 in a horizontal state. The second driver is located on the base. 100 for driving the third fixed rod 910 to move in the vertical direction.

Specifically, the rotating assembly 700 is used to adjust the adjustment belt assembly 800 in a linear direction, and the adjustment limiter 900 is used to adjust the height and inclination angle of the surface of the adjustment belt assembly 800 . The first driving member and the second driving member are respectively a rotary motor and a linear motor or similar driving devices that can play the same role.

In one set of embodiments, the adjustment belt assembly 800 includes an upper portion of the adjustment belt 810 , a middle portion of the adjustment belt 820 and a lower portion of the adjustment belt 830 that are stacked in sequence. The width of the middle portion of the adjustment belt 820 is smaller than the width of the upper portion of the adjustment belt 810 and the lower portion of the adjustment belt 830 . A first limiting groove 840 is formed between the three sides. The second roller 920 is clamped in the first limiting groove 840, and the second roller 920 is surface-fitted with the upper part of the adjustment belt 810 or the lower part of the adjustment belt 830.

Specifically, the adjustment belt is made of rubber and has a certain hardness, and can deform under stress. By providing the first limiting groove 840 between the upper part 810 of the adjusting belt, the lower part 830 and the middle part of the adjusting belt 820, when the first limiting groove 840 is subjected to the force of the second roller 920, it will be slightly deformed, and then be deformed by the second The roller 920 moves up or down.

In one set of embodiments, the upper part 810 of the adjustment belt and the lower part 830 of the adjustment belt are each provided with multiple sets of second limiting grooves 850 on the side away from the middle part 820 of the adjusting belt. The multiple sets of second limiting grooves 850 are equidistantly spaced along the rotation direction of the adjusting belt. set up.

Specifically, by opening the second limiting groove 850 on the side of the upper part 810 of the adjustment belt and the lower part 830 of the adjustment belt away from the middle part of the adjustment belt 820, the overall thickness of the adjustment belt assembly 800 is changed, so that the adjustment belt assembly 800 becomes a group with continuously changing thicknesses. The belt-like structure thereby changes the force deformation of the adjustment belt assembly 800. When the adjustment belt assembly 800 is stressed, the area with the second limiting groove 850 is more likely to deform, thereby preventing the adjustment belt assembly 800 from causing irregularities on its surface. Regular deformation.

In one set of embodiments, multiple sets of limiting plates 860 are provided on the side of the upper part 810 of the adjusting belt and the lower part 830 of the adjusting belt away from the middle part 820 of the adjusting belt. The limiting plates 860 are located between two adjacent sets of second limiting grooves 850. And multiple sets of limiting plates 860 are equally spaced.

Specifically, the limit plate 860 adopts a lightweight plastic or metal structure, and the limit plate 860 is disposed between two adjacent sets of second limit grooves 850 on the surface of the upper part 810 or the lower part 830 of the adjustment belt, which can go further. The deformation position of the adjustment belt assembly 800 is limited to the position of the second limiting groove 850 on the adjustment belt assembly 800 .

In one set of embodiments, two sets of first mounting brackets 200 and one set of second mounting brackets 300 are installed on the base 100. The two sets of first mounting brackets 200 and the set of second mounting brackets 300 are respectively located on the adjustment belt assembly 800. On one side, the first mounting frame 200 and the second mounting frame 300 are both provided with a reflector 600, and the second mounting frame 300 is provided with a lighting assembly 500. The lighting assembly 500 is used to provide a light source for scanning by the scanner 400. The reflective plate 600 is used to uniformly reflect the light of the light assembly 500 onto the adjustment belt assembly 800 .

Specifically, the reflective plate 600 is used to provide sufficient light source for the scanner 400 so that the scanner 400 can clearly scan each group of positions on the plant specimen.

In one set of embodiments, the first mounting bracket 200 includes two sets of first fixed rods 210, a rotating rod 220, a fixed plate 230, two sets of adjusting rods 240 and a reflector mounting bracket 250; the two sets of first fixed rods 210 are arranged oppositely. On the base 100, both ends of the rotating rod 220 are rotatably installed on the tops of the two sets of first fixed rods 210. The fixed plate 230 is sleeved on the rotating rod 220. The two sets of adjusting rods 240 both penetrate the fixed plate 230 and are connected with the fixed plate 230. The plate 230 is threaded, one side of the reflector mounting frame 250 is used to install the reflector 600, and the other side is rotatably connected to the two sets of adjustment rods 240.

Specifically, a damping member is provided at the connection between the rotating rod 220 and the fixed plate 230 to limit the relative position between the rotating rod 220 and the fixed plate 230 to prevent the rotating rod 220 from colliding with the fixed plate 230 without being pushed by an external force. relative movement between them. Since the end of the adjusting rod 240 is rotationally connected to the reflector mounting bracket 250, the distance between the end of the adjusting rod 240 and the fixed plate 230 can be changed by rotating the adjusting rod 240, thereby changing the distance between the ends of the two sets of adjusting rods 240. The extension length causes the orientation of the reflector mounting bracket 250 to change.

In one set of embodiments, two sets of hinge joints 260 are installed on the back of the reflector mounting bracket 250. The adjustment rod 240 is composed of two parts that are rotationally connected to each other. One part is threadedly installed on the fixed plate 230, and the other part is rotationally installed on the two sets of hinges. Within hinge head 260.

In one set of embodiments, the reflective plate mounting bracket 250 includes a first arc-shaped plate portion 251 and two sets of first bending portions 252; the two sets of first bending portions 252 are provided on both sides of the first arc-shaped plate portion 251 end, the first arc-shaped plate portion 251 is provided with a through hole 253, and the bent portion is provided with a snap hole 254. An electric push rod 270 is fixed on the fixed plate 230, and the piston rod of the electric push rod 270 is located at the position of the through hole 253. at; the reflective plate 600 includes a second arc-shaped plate part 610 and two sets of second bending parts 620; the second arc-shaped plate part 610 is elastic and fits the first arc-shaped plate part 251, and the second arc-shaped plate part 610 is elastic. The two ends of 610 are clamped in two sets of clamping holes 254, and the two sets of second bending portions 620 are respectively located at both ends of the second arc-shaped plate portion 610 to prevent the side ends of the second arc-shaped plate portion 610 from detaching. Snap hole 254.

Specifically, under normal conditions, the curvature of the second arc-shaped plate portion 610 is consistent with the curvature of the first arc-shaped plate portion 251. When the piston rod of the electric push rod 270 extends and pushes the middle position of the second arc-shaped plate portion 610 toward the When moving away from the first arc-shaped plate portion 251, the curvature of the second arc-shaped plate portion 610 gradually becomes smaller. When the piston rod of the electric push rod 270 returns, due to the elasticity of the second arc-shaped plate portion 610, Therefore, the second arc-shaped plate portion 610 will return to its original state.

In one set of embodiments, a scanning method based on plant specimen characteristic analysis is applied to the scanning device based on plant specimen characteristic analysis described in any of the above embodiments, and includes the following steps:

Place the plant specimen on the surface of the adjustment belt assembly and start the scanner to scan the plant specimen.

During the scanning process, first start the rotating component to adjust the placement position of the plant specimen, and then start the adjustment limiter to adjust the surface height and angle of the adjustment belt component, so that the scanner can scan as many plant specimens as possible. overall status.

When using the above-mentioned scanning method based on plant specimen characteristic analysis, the plant specimen is placed on the surface of the adjustment belt component and the scanner is started to scan the plant specimen. Since the plant specimens are three-dimensional, in order for the scanner to scan the plant specimens more comprehensively, during scanning, it is first necessary to start the rotating assembly to adjust the placement position of the plant specimens in the linear direction, and then start different types of plant specimens as needed. The position adjustment limiter lifts or presses down the side end of the adjustment belt assembly, thereby changing the surface height and angle of the adjustment belt assembly, so that the scanner can scan the entire position of the plant specimen as much as possible for subsequent processing. Detection or data analysis.

The technical features of the above-described embodiments can be combined in any way. To simplify the description, all possible combinations of each set of technical features in the above-described embodiments are not described. However, as long as there is no contradiction in the combination of these technical features. , should be considered to be within the scope of this manual.

The above-mentioned embodiments only express several implementation modes of the present invention, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the patent scope of the present invention. It should be noted that, for those of ordinary skill in the art, several modifications and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the patent of the present invention should be determined by the appended claims.

Claims (10)

1. A scanning device based on plant specimen characteristic analysis, characterized by including: The base has two sets of rotating components and multiple sets of adjustment limiters mounted on the surface; The two ends of the adjusting belt assembly are respectively installed on two sets of said rotating assemblies. The said rotating assemblies are used to drive the said adjusting belt assembly to rotate. The plurality of sets of adjusting limiters are respectively located on both sides of the said adjusting belt assembly; First limit slots are provided on both sides of the adjustment belt assembly. The movable ends of the plurality of sets of adjustment limiters are all clamped in the first limit slots. The driving ends of the adjustment limiters are located at Inside the base, it is used to drive the adjustment limiter to move in the vertical direction; A scanner is arranged above the base and faces the adjustment belt assembly. 2. The scanning device based on plant specimen characteristic analysis according to claim 1, characterized in that the rotating assembly includes a second fixed rod, a first roller and a first driver; the second fixed rod is arranged transversely at the location. Above the base, both ends of the second fixed rod are bent toward the base, the first roller is movably sleeved on the second fixed rod, and the first driver is used to drive the first roller. turn; turn The adjustment limiter includes a third fixed rod, a second roller and a second driver. One end of the third fixed rod is set vertically and penetrates into the base. The other end of the third fixed rod is bent. In a horizontal state, the second roller is installed on one end of the third fixed rod in a horizontal state, and the second driver is located in the base and used to drive the third fixed rod to move in the vertical direction. 3. The scanning device based on plant specimen characteristic analysis according to claim 2, characterized in that the adjustment belt assembly includes an upper part of the adjustment belt, a middle part of the adjustment belt and a lower part of the adjustment belt which are superimposed in sequence, and the middle part of the adjustment belt The width is smaller than the width of the upper part of the adjustment belt and the lower part of the adjustment belt, the first limiting groove is formed between the three sides, the second roller is engaged in the first limiting groove, and the The second roller is in contact with the upper surface of the adjustment belt or the lower surface of the adjustment belt. 4. The scanning device based on plant specimen characteristic analysis according to claim 3, characterized in that, the upper part of the adjustment belt and the lower part of the adjustment belt are provided with a plurality of sets of second limits on the surface away from the middle part of the adjustment belt. grooves, and the plurality of sets of second limiting grooves are arranged at equal intervals along the rotation direction of the adjustment belt. 5. The scanning device based on plant specimen characteristic analysis according to claim 4, characterized in that, the upper part of the adjustment belt and the lower part of the adjustment belt are provided with multiple sets of limit plates on a surface away from the middle part of the adjustment belt, so The limiting plates are located between two adjacent groups of the second limiting grooves, and the plurality of sets of limiting plates are equally spaced. 6. The scanning device based on plant specimen characteristic analysis according to claim 1, characterized in that, two sets of first mounting brackets and one set of second mounting brackets are installed on the base, and the two sets of first mounting brackets and a set of second mounting brackets respectively located on one side of the adjustment belt assembly. Reflectors are provided on both the first mounting bracket and the second mounting bracket, and lights are provided on the second mounting bracket. The light assembly is used to provide a light source for scanning by the scanner, and the reflective plate is used to reflect the light of the light assembly evenly onto the adjustment belt assembly. 7. The scanning device based on plant specimen characteristic analysis according to claim 6, characterized in that the first mounting frame includes a rotating rod, a fixed plate, a reflective plate mounting frame, two sets of adjustment rods and two sets of first Fixed rods; two sets of first fixed rods are arranged oppositely on the base, and the two ends of the rotating rod are respectively rotatably installed on the tops of the two groups of first fixed rods, and the fixed plate is sleeved on the said base. On the rotating rod, the two sets of adjusting rods penetrate the fixed plate and are threadedly connected to the fixed plate. One side of the reflective plate mounting bracket is used to install the reflective plate, and the other side rotates with the two sets of adjusting rods. connect. 8. The scanning device based on plant specimen characteristic analysis according to claim 7, characterized in that two sets of hinge joints are installed on the back of the reflective plate mounting frame, and the adjusting rod is composed of two parts that are rotationally connected to each other, wherein One part of the thread is installed on the fixed plate, and the other part is rotatably installed in the two sets of hinge joints. 9. The scanning device based on plant specimen characteristic analysis according to claim 8, characterized in that the reflective plate mounting frame includes a first arc plate part and two sets of first bending parts; two sets of first bending parts The bending portion is provided at both ends of the first arc-shaped plate portion, the first arc-shaped plate portion is provided with a through hole, the bending portion is provided with a snap hole, and the fixing plate is fixed There is an electric push rod, the piston rod of the electric push rod is located at the position of the through hole; The reflective plate includes a second arc-shaped plate part and two sets of second bending parts; the second arc-shaped plate part is elastic and fits the first arc-shaped plate part, and the second arc-shaped plate part The two ends of the second bending portion are respectively clamped in the two sets of clamping holes, and the two sets of second bending portions are respectively located at both ends of the second arc-shaped plate portion to avoid the second arc-shaped plate portion. The side end of the plate part is separated from the clamping hole. 10. A scanning method based on plant specimen characteristic analysis, applied to the scanning device based on plant specimen characteristic analysis according to any one of the above claims 1 to 9, characterized in that the method includes: Place the plant specimen on the surface of the adjustment belt assembly and start the scanner to scan the plant specimen; During the scanning process, first start the rotating component to adjust the placement position of the plant specimen, and then start the adjustment limiter to adjust the surface height and angle of the adjustment belt component, so that the scanner can scan as many plant specimens as possible. overall status.