CN208140048U - leaf area index measuring device - Google Patents
leaf area index measuring device Download PDFInfo
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- CN208140048U CN208140048U CN201820597115.7U CN201820597115U CN208140048U CN 208140048 U CN208140048 U CN 208140048U CN 201820597115 U CN201820597115 U CN 201820597115U CN 208140048 U CN208140048 U CN 208140048U
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- power supply
- imaging device
- leaf area
- supply system
- area index
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Abstract
A kind of leaf area index measuring device, including：Support column, imaging device, power supply system and sender unit；The support column includes crossbeam, and the imaging device, the power supply system, the sender unit are arranged on the crossbeam；The imaging device includes image collection head and support base, and the image collection head is arranged on the support base and the support base is able to drive the image collection head 360 degree rotation；The power supply system includes solar panel, and the power supply system is used to power to the imaging device and the sender unit；The sender unit is wireless signal transmitter.Measurement of leaf area index provided by the utility model has a very important significance crop growth monitoring etc., it can be achieved that being convenient for measuring, having the advantages that shooting angle is adjustable for leaf area index.
Description
This application claims application No. is 200820014945.2, the applying date is the preferential of the earlier application on January 4th, 2018
Power.
Technical field
The utility model relates to field of ecology more particularly to a kind of leaf area index measuring devices.
Background technique
Leaf area index leaf area index（leaf area index）It is called leaf-area coefficient, refers to land area of one unit
The upper plant leaf blade gross area accounts for the multiple of land area.I.e.：Leaf area index=blade the gross area/land area.Leaf area index
It is the preferable dynamic indicator for reflecting crop groups size, is also to characterize crop growing state and predict that the important agronomy of crop yield refers to
One of mark.
Currently, there are many leaf area measurement method, mainly include paper weight method, dry weight method, length and width Y-factor method Y, leaf area instrument method,
Scanner method, regression equation method etc., these methods all have the advantages that it is respective, but mostly exist time-consuming and laborious, measurement have it is broken
The disadvantages of bad property.
With the development of computer image processing technology, image acquisition component CCD, computer image processing technology gradually by
For crop condition monitoring.If it is possible to providing one kind can be achieved convenient, accurate measurement, it is instant to obtain information and economy
Effective leaf area index measurement method has a very important significance the fields such as crop growth monitoring, yield estimation.
Present inventor has found under study for action, existing image collecting device can only be fixed on special angle to blade face into
Row Image Acquisition can not adjust under the conditions ofs having wind etc., and gained image data deviation is larger.
Utility model content
For above-mentioned problems of the prior art, the purpose of this utility model is to provide a kind of convenience, accurate, bat
Take the photograph the measurement of leaf area index of adjustable angle.
Embodiment according to the present utility model provides a kind of leaf area index measuring device, including：Support column, imaging
Device, power supply system and sender unit；
The support column includes crossbeam, and the imaging device, the power supply system, the sender unit are arranged in institute
It states on crossbeam；
The imaging device includes image collection head and support base, and the image collection head is one in camera or scanner
Kind, for obtaining the canopy image of vegetation to be measured and exporting, the image collection head setting is on the support base and described
Support base is able to drive the image collection head 360 degree rotation；
The power supply system includes solar panel, and the power supply system is used for the imaging device and the signal
Emitter power supply；
The sender unit is wireless signal transmitter, the image obtained for emitting the imaging device.
It further, further include weather collector, the weather collector includes wind direction wind-force detector, the support base
It is capable of the angle of the image collection head according to the wind direction data point reuse that the weather collector acquires.
It further, further include the lightning protection being arranged at the top of the support column, the lightning protection includes lightning rod.
Further, the power supply system further includes back-up power source, for providing electric energy when weather condition is bad.
Further, the camera in the imaging device is CCD camera.
Compared with prior art, the utility model has the advantages that：
1, measurement of leaf area index provided by the utility model is, it can be achieved that leaf area index is convenient for measuring, has
The advantage that camera angle is adjustable has a very important significance the fields such as crop growth monitoring, yield estimation；
2, measurement of leaf area index provided by the utility model, quick and precisely, accuracy is high, applicability for measurement analysis
By force, it is worth of widely use.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of the application utility model leaf area index measuring device.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
A kind of leaf area index measuring device is provided according to the embodiment of the application utility model referring to Fig. 1, including：Branch
Dagger 1, imaging device 2, power supply system（It is not shown in Fig. 1）And sender unit（It is not shown in Fig. 1）；The support column packet
Crossbeam 3 is included, the imaging device 2, the power supply system, the sender unit are arranged on the crossbeam 3；The imaging
Device 2 include image collection head and support base 6, the image collection head be one of camera or scanner, for obtain to
It surveys the canopy image of vegetation and exports, the image collection head is arranged on the support base 6 and the support base being capable of band
The image collection head rotation is moved, rotation angle for example can achieve 360 degree；The power supply system includes solar panel,
The power supply system is used to power to the imaging device and the sender unit；The sender unit is wireless communication
Number transmitter, the image obtained for emitting the imaging device.
The embodiment of the application utility model further includes weather collector 5, and the weather collector 5 is examined including wind direction wind-force
Device is surveyed, the support base is capable of the image collection head according to the wind direction data point reuse that the weather collector 5 acquires
Angle.
The embodiment of the application utility model also further includes the lightning protection 4 being arranged at the top of the support column, described to keep away
Thunder equipment 4 includes lightning rod.
In the embodiment of the application utility model, the power supply system further includes back-up power source, in day gas bar
Electric energy is provided when part is bad.
In the embodiment of the application utility model, the camera in the imaging device is CCD camera.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that：It still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (5)
1. a kind of leaf area index measuring device, which is characterized in that including：Support column, imaging device, power supply system and signal hair
Injection device；
The support column includes crossbeam, and the imaging device, the power supply system, the sender unit are arranged in the cross
Liang Shang；
The imaging device includes image collection head and support base, and the image collection head is one of camera or scanner,
For obtaining the canopy image of vegetation to be measured and exporting, the image collection head is arranged on the support base and the support
Seat is able to drive the image collection head 360 degree rotation；
The power supply system includes solar panel, and the power supply system is used to emit to the imaging device and the signal
Device power supply；
The sender unit is wireless signal transmitter, the image obtained for emitting the imaging device.
2. leaf area index measuring device according to claim 1, which is characterized in that it further include weather collector, it is described
Weather collector includes wind direction wind-force detector, the wind direction number that the support base can be acquired according to the weather collector
According to the angle for adjusting the image collection head.
3. leaf area index measuring device according to claim 1 or 2, which is characterized in that further include being arranged in the branch
Lightning protection at the top of dagger, the lightning protection include lightning rod.
4. leaf area index measuring device according to claim 1 or 2, which is characterized in that the power supply system further includes
Back-up power source, for providing electric energy when weather condition is bad.
5. leaf area index measuring device according to claim 1 or 2, which is characterized in that the phase in the imaging device
Machine is CCD camera.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820014945 | 2018-01-04 | ||
| CN2018200149452 | 2018-01-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208140048U true CN208140048U (en) | 2018-11-23 |
Family
ID=64310780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820597115.7U Active CN208140048U (en) | 2018-01-04 | 2018-04-24 | leaf area index measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208140048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022209284A1 (en) * | 2021-03-30 | 2022-10-06 | ソニーグループ株式会社 | Information processing device, information processing method, and program |
-
2018
- 2018-04-24 CN CN201820597115.7U patent/CN208140048U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022209284A1 (en) * | 2021-03-30 | 2022-10-06 | ソニーグループ株式会社 | Information processing device, information processing method, and program |
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