阅读说明：本技术 一种玉米幼苗株高测量机构 (Maize seedling plant height measurement mechanism ) 是由 郝楠 王延波 常程 叶雨盛 孙甲 肖万欣 刘欣芳 于 2020-12-25 设计创作，主要内容包括：本发明涉及一种玉米幼苗株高测量机构,包括透明箱体、透明箱盖和吸水板；透明箱盖置于透明箱体的上端；吸水板水平置于透明箱体内侧中部,吸水板与透明箱体的内壁连接；吸水板上设置有多个种植孔；透明箱盖的上端部设置有第一移动装置,透明箱盖的下端部设置有第二移动装置,第一移动装置与第二移动装置磁吸；第一移动装置移动过程中带动第二移动装置移动；第二移动装置的下端部设置有超声波测距仪；透明箱盖的侧壁上设置有处理器和显示器,处理器与超声波测距仪无线连接；处理器与显示器通过线路连接。相对现有技术,本发明自动对玉米幼苗进行株高测量,测量方法简单,测量株高的精准度高,提升便利性。(The invention relates to a mechanism for measuring the plant height of corn seedlings, which comprises a transparent box body, a transparent box cover and a water absorption plate; the transparent box cover is arranged at the upper end of the transparent box body; the water absorption plate is horizontally arranged in the middle of the inner side of the transparent box body and is connected with the inner wall of the transparent box body; the water absorption plate is provided with a plurality of planting holes; the upper end part of the transparent box cover is provided with a first moving device, the lower end part of the transparent box cover is provided with a second moving device, and the first moving device and the second moving device are magnetically attracted; the first mobile device drives the second mobile device to move in the moving process; the lower end part of the second moving device is provided with an ultrasonic distance meter; the side wall of the transparent box cover is provided with a processor and a display, and the processor is in wireless connection with the ultrasonic range finder; the processor is connected with the display through a line. Compared with the prior art, the method disclosed by the invention can be used for automatically measuring the plant height of the corn seedlings, is simple, has high accuracy in measuring the plant height, and is convenient to use.)

1. The utility model provides a maize seedling plant height measurement mechanism which characterized in that: comprises a transparent box body (1), a transparent box cover (2) and a water absorption plate (3); the transparent box cover (2) is arranged at the upper end of the transparent box body (1) and is in hinge connection with the transparent box body (1); the water absorption plate (3) is horizontally arranged in the middle of the inner side of the transparent box body (1), and the water absorption plate (3) is detachably connected with the inner wall of the transparent box body (1); a plurality of planting holes are formed in the water absorption plate (3);

a first moving device (4) is arranged at the upper end part of the transparent box cover (2), a second moving device (5) is arranged at the lower end part of the transparent box cover (2), and the first moving device (4) and the second moving device (5) are magnetically attracted; the first moving device (4) drives the second moving device (5) to move in the moving process;

an ultrasonic distance meter (6) is arranged at the lower end part of the second moving device (5), and the ultrasonic distance meter (6) is detachably connected with the second moving device (5); a processor (7) and a display (8) are arranged on the side wall of the transparent box cover (2), and a signal input end of the processor (7) is in wireless connection with the ultrasonic range finder (6); the signal output end of the processor (7) is connected with the display (8) through a line;

the ultrasonic distance meter (6) measures the distance between the ultrasonic distance meter and the corn seedlings in the transparent box body (1) to generate a distance measuring signal and wirelessly transmit the distance measuring signal to the processor (7); the processor (7) processes the ranging signals, obtains the height numerical value of the corn seedlings, and generates height signals to be transmitted to the display (8) to be displayed.

2. The mechanism of claim 1, wherein the mechanism is characterized in that: the first moving device (4) comprises a first box body (4.1) and a first magnet plate (4.2), and the first magnet plate (4.2) is arranged at the lower end of the first box body (4.1) and is fixedly connected with the first box body (4.1); the lower end part of the first box body (4.1) is provided with a first limiting groove (4.3) arranged along the edge of the first box body, a plurality of first rolling balls (4.4) are arranged in the first limiting groove (4.3), and when the first box body (4.1) moves, the first rolling balls (4.4) move on the transparent box cover (2).

3. The mechanism of claim 2, wherein the mechanism is characterized in that: the first limiting grooves (4.3) are connected end to form an annular structure, and the first magnet plates (4.2) are located in the closed loops of the first limiting grooves (4.3).

4. The mechanism of claim 2, wherein the mechanism is characterized in that: the second moving device (5) comprises a second box body (5.1) and a second magnet plate (5.2), the second magnet plate (5.2) is arranged at the upper end of the second box body (5.1) and is fixedly connected with the second box body (5.1), and the second magnet plate (5.2) is magnetically attracted with the first magnet plate (4.2); the upper end of the second box body (5.1) is provided with a second limiting groove (5.3) arranged along the edge of the second box body, a plurality of second rolling balls (5.4) are arranged in the second limiting groove (5.3), and when the second box body (5.1) moves, the second rolling balls (5.4) move on the lower end face of the transparent box cover (2).

5. The mechanism of claim 4, wherein the mechanism is characterized in that: the second limiting grooves (5.3) are connected end to form an annular structure, and the second magnet plates (5.2) are located in the closed loops of the second limiting grooves (5.3).

6. The mechanism of claim 4, wherein the mechanism is characterized in that: the magnetic field acting force generated in the magnetic attraction process of the second magnet plate (5.2) and the first magnet plate (4.2) is larger than the gravity borne by the second mobile device (5).

7. The mechanism of claim 2, wherein the mechanism is characterized in that: the upper end of the first box body (4.1) is provided with a handle (4.5), and the handle (4.5) is fixedly connected with the upper end face of the first box body (4.1).

8. The mechanism for measuring the plant height of maize seedlings according to any one of claims 1 to 7, wherein: the lower extreme of transparent box (1) is provided with four universal wheels (9), and four universal wheels (9) are arranged in respectively four edges of transparent box (1) lower extreme are all with the lower tip connection of transparent box (1).

Technical Field

The invention relates to the technical field of planting and germination, in particular to a mechanism for measuring the plant height of corn seedlings.

Background

In the prior art, a full-automatic crop plant height measuring method and device with application number 201710229283.0 firstly establish a camera coordinate system, a ground coordinate system and a calibration plate plane coordinate system; pre-calibrating device parameters after establishing a system model, wherein the device parameters comprise camera internal parameters, camera installation parameters and line laser plane parameters; the camera collects images, transmits the collected images to the control processor, and the control processor controls the on and off of the line laser and processes the images; and controlling the processor to calculate and output the plant height of the crops according to the image processing result and the device parameters. According to the above records, the crop plant height measuring device in the prior art has a complex structure, a complex plant height measuring process and high cost, and needs a professional to measure; it is necessary to solve these problems.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the above-mentioned problems in the prior art. Therefore, the invention aims to provide a corn seedling plant height measuring mechanism which can automatically measure the plant height of corn seedlings, is simple in measuring method and high in accuracy.

The technical scheme for solving the technical problems is as follows: a corn seedling plant height measuring mechanism comprises a transparent box body, a transparent box cover and a water absorption plate; the transparent box cover is arranged at the upper end of the transparent box body and is connected with the transparent box body in a hinge mode; the water absorption plate is horizontally arranged in the middle of the inner side of the transparent box body, and the water absorption plate is detachably connected with the inner wall of the transparent box body; the water absorption plate is provided with a plurality of planting holes;

the upper end part of the transparent box cover is provided with a first moving device, the lower end part of the transparent box cover is provided with a second moving device, and the first moving device and the second moving device are magnetically attracted; the first mobile device drives the second mobile device to move in the moving process;

the lower end part of the second mobile device is provided with an ultrasonic distance meter which is detachably connected with the second mobile device; a processor and a display are arranged on the side wall of the transparent box cover, and the signal input end of the processor is wirelessly connected with the ultrasonic range finder; the signal output end of the processor is connected with the display through a line;

the ultrasonic distance meter measures the distance between the ultrasonic distance meter and the corn seedlings in the transparent box body, generates a distance measuring signal and transmits the distance measuring signal to the processor in a wireless mode; the processor processes the distance measuring signals, obtains the height value of the corn seedlings, and generates height signals to be transmitted to the display to be displayed.

The invention has the beneficial effects that: the first moving device, the second moving device, the ultrasonic distance measuring instrument, the processor and the display are coordinated to operate, the automatic plant height measurement of the corn seedlings in the transparent box is achieved, the measuring method is simple, the accuracy of the plant height measurement is high, and the convenience is improved.

On the basis of the technical scheme, the invention can be further improved as follows.

Further, the first moving device comprises a first box body and a first magnet plate, and the first magnet plate is arranged at the lower end of the first box body and fixedly connected with the first box body; the lower end part of the first box body is provided with a first limiting groove arranged along the edge of the first box body, a plurality of first rolling balls are arranged in the first limiting groove, and when the first box body moves, the first rolling balls move on the transparent box cover.

The beneficial effect of adopting the further scheme is that: the first moving device moves on the transparent box cover through the first balls, so that friction is reduced, and moving convenience is improved.

Furthermore, the first limiting groove is connected end to form an annular structure, and the first magnet plate is located in the closed ring of the first limiting groove.

Further, the second moving device comprises a second box body and a second magnet plate, the second magnet plate is arranged at the upper end of the second box body and fixedly connected with the second box body, and the second magnet plate and the first magnet plate are magnetically attracted; the upper end part of the second box body is provided with a second limiting groove arranged along the edge of the second box body, the second limiting groove forms a square structure, and the second magnet plate is positioned in the second limiting groove; a plurality of second rolling balls are arranged in the second limiting groove, and when the second box body moves, the second rolling balls move on the lower end face of the transparent box cover.

The beneficial effect of adopting the further scheme is that: the second magnetic plate is magnetically attracted by the first magnetic plate, so that the second moving device is driven to move, and the second moving device can be tightly attached to the lower end face of the transparent box cover; the second moving device moves under the transparent box cover through the second balls, so that friction is reduced, and moving convenience is improved.

Furthermore, the second limiting groove is connected end to form an annular structure, and the second magnet plate is located in the closed ring of the second limiting groove.

Further, the magnetic field acting force generated in the magnetic attraction process of the second magnet plate and the first magnet plate is larger than the gravity borne by the second mobile device.

The beneficial effect of adopting the further scheme is that: the second moving device can be tightly attached to the lower end face of the transparent box cover and is convenient to move.

Further, the upper end of the first box body is provided with a handle, and the handle is fixedly connected with the upper end face of the first box body.

The beneficial effect of adopting the further scheme is that: utilize the handle to remove first mobile device for the height of a plant of maize seedling is measured more conveniently.

Furthermore, the lower extreme of transparent box is provided with four universal wheels, and four the universal wheel is arranged in respectively four edges of transparent box lower extreme department, all with the lower tip connection of transparent box.

The beneficial effect of adopting the further scheme is that: the four universal wheels are convenient for moving the transparent box body to the sunny place or in a specific environment, so that the convenience is improved; the germination efficiency of the corn seeds is guaranteed.

Drawings

FIG. 1 is a schematic structural diagram of a mechanism for measuring the plant height of maize seedlings according to the present invention;

FIG. 2 is a front view of a first mobile device according to the present invention;

FIG. 3 is a bottom view of the first mobile device of the present invention;

FIG. 4 is a front view of a second mobile device and ultrasonic rangefinder of the present invention;

FIG. 5 is a top view of a second mobile device according to the present invention;

FIG. 6 is a side view of a mechanism for measuring the plant height of young corn plants according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a transparent box body 2, a transparent box cover 3 and a water absorption plate;

4. the device comprises a first moving device, 4.1, a first box body, 4.2, a first magnet plate, 4.3, a first limiting groove, 4.4, a first ball, 4.5 and a handle;

5. the second moving device is 5.1, the second box body is 5.2, the second magnet plate is 5.3, the second limiting groove is 5.4, and the second ball is arranged on the second moving device;

6. ultrasonic ranging appearance 7, treater 8, display 9, universal wheel.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1 to 6, a corn seedling height measuring mechanism comprises a transparent box body 1, a transparent box cover 2 and a water absorption plate 3; the transparent box cover 2 is arranged at the upper end of the transparent box body 1 and is connected with the transparent box body 1 in a hinge mode; the water absorption plate 3 is horizontally arranged in the middle of the inner side of the transparent box body 1, and the water absorption plate 3 is detachably connected with the inner wall of the transparent box body 1; a plurality of planting holes are formed in the water absorption plate 3;

a first moving device 4 is arranged at the upper end part of the transparent box cover 2, a second moving device 5 is arranged at the lower end part of the transparent box cover 2, and the first moving device 4 and the second moving device 5 are magnetically attracted; the first moving device 4 drives the second moving device 5 to move in the moving process;

the lower end part of the second mobile device 5 is provided with an ultrasonic distance meter 6, and the ultrasonic distance meter 6 is detachably connected with the second mobile device 5; a processor 7 and a display 8 are arranged on the side wall of the transparent box cover 2, and the signal input end of the processor 7 is wirelessly connected with the ultrasonic range finder 6; the signal output end of the processor 7 is connected with the display 8 through a line;

the ultrasonic distance meter 6 measures the distance between the ultrasonic distance meter and the corn seedlings in the transparent box body 1, generates a distance measuring signal and transmits the distance measuring signal to the processor 7 in a wireless manner; the processor 7 processes the ranging signals, obtains the height value of the corn seedlings, and generates height signals to be transmitted to the display 8 for displaying.

The water absorption plate 3 is provided with a plurality of planting holes which are arranged in an array way; the water absorption plate 3 is made of water absorption materials and can absorb water at the bottom of the transparent box body 1 so as to provide water for the corn seeds in the planting holes; the two ends of the water absorption plate 3 are fixedly connected with first magnets, the two ends of the inner wall of the transparent box body 1, which correspond to the water absorption plate 3, are fixedly connected with second magnets, and the transparent box body 1 supports and magnetically attracts the two first magnets through the two second magnets, so that the water absorption plate 3 is supported and stabilized, the water absorption plate 3 is convenient to disassemble and assemble, and the convenience in operation is improved; the corn seeds germinate and grow into seedlings in the planting holes;

the transparent box cover 2 protects the corn seeds in the transparent box body 1, so that the corn seeds are prevented from being influenced by sundries, and the corn seedling condition is convenient to observe;

manually moving the first moving device 4, driving the second moving device 5 to move in the moving process of the first moving device 4, and driving the ultrasonic range finder 6 to move by the second moving device 5; the ultrasonic distance measuring device 6 is driven to move above the corn seedlings through the first moving device 4 and the second moving device 5, the corn seedlings are measured by the ultrasonic distance measuring device 6, the distance between the ultrasonic distance measuring device 6 and the corn seedlings is obtained, distance measuring signals are generated and transmitted to the processor 7 in a wireless mode, the processor 7 sets the distance between the ultrasonic distance measuring device 6 and the water absorption plate 3, the distance between the ultrasonic distance measuring device 6 and the water absorption plate 3 is subtracted from the distance between the acoustic distance measuring device 6 and the corn seedlings, the height value of the corn seedlings is obtained, automatic plant height measurement of the corn seedlings is achieved, the obtained height signals are transmitted to the display 8 to be displayed, and the display 8 displays the plant height of the corn seedlings;

according to the embodiment, the first moving device 4, the second moving device 5, the ultrasonic distance measuring instrument 6, the processor 7 and the display 8 are coordinated to operate, the automatic plant height measurement of the corn seedlings in the transparent box body 1 is realized, the measuring method is simple, the accuracy of the plant height measurement is high, and the convenience is improved.

In the above embodiment, the first moving device 4 includes a first box 4.1 and a first magnet plate 4.2, and the first magnet plate 4.2 is disposed at the lower end of the first box 4.1 and is fixedly connected to the first box 4.1; the lower end of the first box body 4.1 is provided with a first limiting groove 4.3 arranged along the edge of the first box body, a plurality of first rolling balls 4.4 are arranged in the first limiting groove 4.3, and when the first box body 4.1 moves, the first rolling balls 4.4 move on the transparent box cover 2.

When the first moving device 4 is pushed, the plurality of first balls 4.4 rotate in the first limit groove 4.3 in a limiting way, and the first moving device 4 moves on the transparent box cover 2 through the plurality of first balls 4.4, so that the friction force is reduced, and the moving convenience is improved.

In the above embodiment, the first limiting grooves 4.3 are connected end to form an annular structure, and the first magnet plate 4.2 is located in the closed loop of the first limiting groove 4.3.

In the above embodiment, the second moving device 5 includes a second box 5.1 and a second magnet plate 5.2, the second magnet plate 5.2 is disposed at the upper end of the second box 5.1 and is fixedly connected to the second box 5.1, and the second magnet plate 5.2 is magnetically attracted to the first magnet plate 4.2; the upper end part of the second box body 5.1 is provided with a second limiting groove 5.3 arranged along the edge of the second box body, the second limiting groove 5.3 forms a square structure, and the second magnet plate 5.2 is positioned in the second limiting groove 5.3; a plurality of second rolling balls 5.4 are arranged in the second limiting groove 5.3, and when the second box body 5.1 moves, the second rolling balls 5.4 move on the lower end face of the transparent box cover 2.

When the first moving device 4 moves, the second magnet plate 5.2 is magnetically attracted by the first magnet plate 4.2, so that the second moving device 5 is driven to move, and the second moving device 5 can be attached to the lower end face of the transparent box cover 2; a plurality of second ball 5.4 are spacing in second spacing groove 5.3 and rotate, and second mobile device 5 moves under transparent case lid 2 through a plurality of second ball 5.4, reduces frictional force, promotes and removes the convenience.

In the above embodiment, the second limiting grooves 5.3 are connected end to form an annular structure, and the second magnet plate 5.2 is located in the closed loop of the second limiting grooves 5.3.

In the above embodiment, the magnetic field acting force generated during the magnetic attraction process between the second magnet plate 5.2 and the first magnet plate 4.2 is greater than the gravity force applied to the second moving device 5.

The second moving device 5 clings to the lower end surface of the transparent box cover 2 and is convenient to move by utilizing the magnetic field acting force between the second magnet plate 5.2 and the first magnet plate 4.2 to overcome the gravity borne by the second moving device 5.

In the above embodiment, the upper end of the first box 4.1 is provided with the handle 4.5, and the handle 4.5 is fixedly connected with the upper end face of the first box 4.1.

The first moving device 4 is moved by the handle 4.5, so that the plant height measurement of the corn seedlings is more convenient.

In the above embodiment, the lower end of the transparent box 1 is provided with four universal wheels 9, and the four universal wheels 9 are respectively disposed at four corners of the lower end of the transparent box 1 and are all connected with the lower end of the transparent box 1.

The four universal wheels 9 can drive the transparent box body 1 to move, so that the transparent box body 1 can be conveniently moved to the sunny place or in a specific environment, and the convenience is improved; the germination efficiency of the corn seeds is guaranteed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.