CN204832196U - Crop population photosynthesis speed survey device - Google Patents
Crop population photosynthesis speed survey device Download PDFInfo
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- CN204832196U CN204832196U CN201520410720.5U CN201520410720U CN204832196U CN 204832196 U CN204832196 U CN 204832196U CN 201520410720 U CN201520410720 U CN 201520410720U CN 204832196 U CN204832196 U CN 204832196U
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- translucent cover
- mixing
- crop groups
- cover
- crop
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Abstract
An embodiment of the utility model discloses a crop population photosynthesis speed survey device, including translucent cover, mixing fan and carbon dioxide analysis appearance, the translucent cover has establishes crop colony cover the opening of the inside of translucent cover, the mixing fan sets up the inside of translucent cover, be provided with the intercommunication on the translucent cover the inside and the external interface of translucent cover, the interface with carbon dioxide analysis appearance intercommunication. Above -mentioned crop population photosynthesis speed survey device when using, through the opening with crop colony cover establish with the inside of translucent cover, even with the inside air intensive mixing of translucent cover through the mixing fan, then the carbon dioxide concentration through carbon dioxide analysis appearance record crop colony, and then calculate population photosynthesis speed. Because the utility model discloses in, be provided with the mixing fan inside the translucent cover, can accelerate the mixing speed of the inside air of translucent cover to accelerate crop population photosynthesis speed survey effectively.
Description
Technical field
The present invention relates to plant photosynthetic rate determination techniques field, particularly a kind of crop groups value in measuring photosynthesis device.
Background technology
Crop yield is mainly from photosynthesis, and in crops or forestry scientific research, the research of crop photosynthesis speed is a very important research.Photosynthetic rate refers to that green plants absorbs CO under sunlight irradiates
2and water, synthetic carbohydrate also discharges O
2process, be divided into Canopy Apparent Photosynthetic Rate and single leaf photosynthetic rate according to determination object.In agri-scientific research, the scientific research personnel more quality of multi-population photosynthetic rate and crop yield forms relation, compares single leaf value in measuring photosynthesis more meaningful.
Value in measuring photosynthesis is divided into open mensuration and closed circuit mensuration, and wherein, open circuit measurement is according to leaf room (assimilation room) import and export place CO
2reduction and the ventilation of concentration calculate photosynthetic rate; Closed circuitly be determined in closed leaf room, according to inner CO
2concentration fall off rate calculates photosynthetic rate.
At present, the closed circuit mensuration of general employing in the research of crop groups photosynthetic rate, but in current leaf room, inner air degree of mixedness is poor, length consuming time.Therefore, how accelerating crop groups value in measuring photosynthesis, is the current technical issues that need to address of those skilled in the art.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of crop groups value in measuring photosynthesis device, to accelerate crop groups value in measuring photosynthesis.
For achieving the above object, the utility model provides following technical scheme:
A kind of crop groups value in measuring photosynthesis device, comprise translucent cover, mixing fan and capnograph, described translucent cover has the opening of inside crop groups being located at described translucent cover, and described mixing fan is arranged on the inside of described translucent cover; Described translucent cover is provided with the inside and extraneous interface that are communicated with described translucent cover, described interface is communicated with described capnograph.
Preferably, in above-mentioned crop groups value in measuring photosynthesis device, described opening is arranged on the whole bottom surface of described translucent cover.
Preferably, in above-mentioned crop groups value in measuring photosynthesis device, also comprise the metab being arranged on described opening part, the position that described metab contacts with soil is incision-like structure.
Preferably, in above-mentioned crop groups value in measuring photosynthesis device, the xsect of described translucent cover is rectangle.
Preferably, in above-mentioned crop groups value in measuring photosynthesis device, described translucent cover is also provided with mixed air port, described mixed air port place is provided with the mixing cover plate sealed by described translucent cover.
Preferably, in above-mentioned crop groups value in measuring photosynthesis device, described mixed air port is relative with described opening, and the whole end face of described translucent cover is mixed air port.
Preferably, in above-mentioned crop groups value in measuring photosynthesis device, described mixing plate shaft is connected on described translucent cover, and the position that described mixing cover plate contacts with described translucent cover is provided with sealing gasket.
Preferably, in above-mentioned crop groups value in measuring photosynthesis device, described mixing fan is multiple, and the mixing fan being positioned at described translucent cover top is in tilted layout; Be positioned at the mixing fan of described translucent cover bottom, be coupling on described translucent cover, when needs cover crop groups, the mixing fan being positioned at described translucent cover bottom is fitted on the inwall of described translucent cover, when the good crop groups of cover, the mixing fan being positioned at described translucent cover bottom is in tilted layout.
Preferably, in above-mentioned crop groups value in measuring photosynthesis device, between described interface and described capnograph, also dehumidification pipe is provided with.
Preferably, in above-mentioned crop groups value in measuring photosynthesis device, also comprise controller, described controller is electrically connected with described capnograph and described mixing fan.
Above-mentioned crop groups value in measuring photosynthesis device in use, by opening, crop groups cover is established the inside with translucent cover, by mixing fan, the air of translucent cover inside is fully mixed, then by the gas concentration lwevel of capnograph record crop groups, and then the photosynthetic rate of crop groups is calculated.Due in the utility model, translucent cover inside is provided with mixing fan, the mixing speed of translucent cover inner air can be accelerated, thus effectively accelerate crop groups value in measuring photosynthesis.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the crop groups value in measuring photosynthesis device that Fig. 1 provides for the utility model embodiment one;
The structural representation of the crop groups value in measuring photosynthesis device that Fig. 2 provides for the utility model embodiment two.
Wherein, 1 be translucent cover, 11 be interface, 2 be capnograph, 3 for mixing fan, 4 be metab, 5 be dehumidification pipe, 6 for controller.
Embodiment
Core of the present utility model is to provide a kind of crop groups value in measuring photosynthesis device, to accelerate crop groups value in measuring photosynthesis.
Below, with reference to accompanying drawing, embodiment is described.In addition, the embodiment shown in below does not play any restriction effect to the utility model content described in claim.In addition, the solution that the full content of the formation below represented by embodiment is not limited to as the utility model described in claim is necessary.
As depicted in figs. 1 and 2, a kind of crop groups value in measuring photosynthesis device, comprising:
For covering the translucent cover 1 of crop groups, translucent cover 1 has the opening of inside crop groups being located at translucent cover 1, translucent cover 1 is provided with the inside and extraneous interface 11 that are communicated with translucent cover 1.
For the mixing fan 3 of mixed transparent cover 1 inner air, mixing fan 3 is arranged on the inside of translucent cover 1; With
For measuring the capnograph 2 of translucent cover 1 inner silica carbon content.Capnograph 2 is communicated with interface 11.
Above-mentioned crop groups value in measuring photosynthesis device in use, by opening, crop groups cover is established the inside with translucent cover 1, by mixing fan 3, the air of translucent cover 1 inside is fully mixed, then recorded the gas concentration lwevel of crop groups by capnograph 2, and then calculate the photosynthetic rate of crop groups.Due in the utility model, be provided with mixing fan 3 in translucent cover 1 inside, the mixing speed of translucent cover 1 inner air can be accelerated, thus effectively accelerate crop groups value in measuring photosynthesis.
Translucent cover 1 is that transparent acrylic material is made, except all the other positions, position arranging opening all seal.Opening is arranged on the whole bottom surface of translucent cover 1.Conveniently place crop groups, the whole bottom surface of translucent cover 1 arranges opening.Whole bottom surface arranges opening can the area of maximum enlarged openings, thus facilitates crop groups to cover on smoothly in translucent cover 1.
The xsect of translucent cover 1 is rectangle, circle, ellipse, preferably rectangle, conveniently processing in the utility model embodiment.Xsect adjustment can be carried out according to measured crop groups.
For the concentration of the air carbon dioxide making translucent cover 1 inside is as early as possible identical with the external world, translucent cover 1 is also provided with mixed air port, mixed air port place is provided with the mixing cover plate sealed by translucent cover 1.When mixing cover plate and opening, translucent cover 1 inside and extraneous high-speed communication can be made.
The fit system in mixing cover plate and mixed air port has a lot, such as, adopt and be threaded, and happy linking connects.In the utility model embodiment, mixing plate shaft is connected on translucent cover 1, and the position that mixing cover plate contacts with translucent cover 1 is provided with sealing gasket.Mixing cover plate relies on self gravitation that whole mixing cover plate and sealing gasket are fitted tightly.Preferably, mixed air port is relative with opening, so arranges, and the gravity of mixing cover plate vertically acts on mixing cover plate and translucent cover 1 surface of contact.
In order to accelerate translucent cover 1 inner air and extraneous air mixing velocity in the utility model embodiment, the whole end face of translucent cover 1 is mixed air port.
In further scheme, mixing plate shaft is connected on translucent cover 1 basis, can also arrange tight lock part, is fastened on translucent cover 1 by mixing cover plate.
In one of them embodiment of the utility model, the quantity of mixing fan 3 is multiple, and wherein, part mixing fan 3 is arranged in the top of translucent cover 1, and another part mixing fan 3 is arranged in the bottom of translucent cover 1.
In further scheme, superposed mixing fan 3 is in tilted layout, and the mixing fan 3 being positioned at bottom is coupling on translucent cover 1, when needs cover crop groups, the mixing fan 3 being positioned at translucent cover 1 bottom is fitted on the inwall of translucent cover 1, when the good crop groups of cover, the mixing fan 3 being positioned at translucent cover 1 bottom is in tilted layout.
Wherein, a kind of implementation is, mixing fan 3 one end being positioned at bottom is coupling on translucent cover 1, and the other end is hinged with bracing frame near the side of translucent cover 1 inwall, in diagonal upward direction after propping.After packaging crop during use, then bottom is mixed fan 3 and prop.
In order to improve the bulk strength of translucent cover 1, being also provided with metab 4 at the opening part of translucent cover 1, changing metab 4 and being fixed together by fluid sealant with translucent cover 1, both having ensure that fixed relationship between the two, the sealing of connecting portion both ensureing again.
In addition, when whole device is set on crop groups, metab 4 contacts with soil, in order to ensure that the position that metab 4 and the sealing metab 4 of soil contact with soil is incision-like structure, the design of incision-like structure can make metab 4 than being easier to insertion soil, thus can improve the sealing property of metab 4 and soil.
Metab 4 has the upper edge of turning up, and in inverted L shape, can serve as handle, carry this device.In use procedure, this device inserts the effect can playing sealing in wetland, and slightly dry soil can peripherally after such insertion be sprinkled water with sealing.
In one of them embodiment of the utility model, interface 11 is connected by two connecting pipes with capnograph 2, wherein, two connecting pipes are deeply inner to translucent cover 1 by interface 11, and be positioned at centre position, translucent cover 1 side, for inside and outside ventilation, inner two snorkel reverse directions arrange it there is multiple aperture.And one end that one of them connecting pipe is positioned at outside connects capnograph 2 by connecting dehumidification pipe 5; another connecting pipe is positioned at outside one end and directly connects capnograph 2; the steam produced in dehumidification pipe 5 primary barrier translucent cover 1 enters capnograph 2, protects it to run well.
In further scheme, this crop groups value in measuring photosynthesis device also comprises controller 6, controller 6 and capnograph 2 and mix fan 3 and be electrically connected.Controller 6 is mainly used for the opening and closing controlling capnograph 2 and mixing fan 3, and the corresponding data that record gathers, analyze data, store data, improve the robotization of whole device.
This control device can be arranged on translucent cover 1, can also arrange with translucent cover 1 without any annexation separately.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a crop groups value in measuring photosynthesis device, it is characterized in that, comprise translucent cover, mixing fan and capnograph, described translucent cover has the opening of inside crop groups being located at described translucent cover, and described mixing fan is arranged on the inside of described translucent cover; Described translucent cover is provided with the inside and extraneous interface that are communicated with described translucent cover, described interface is communicated with described capnograph.
2. crop groups value in measuring photosynthesis device according to claim 1, is characterized in that, described opening is arranged on the whole bottom surface of described translucent cover.
3. crop groups value in measuring photosynthesis device according to claim 2, is characterized in that, also comprise the metab being arranged on described opening part, and the position that described metab contacts with soil is incision-like structure.
4. crop groups value in measuring photosynthesis device according to claim 3, is characterized in that, the xsect of described translucent cover is rectangle.
5. crop groups value in measuring photosynthesis device according to claim 1, is characterized in that, described translucent cover is also provided with mixed air port, and described mixed air port place is provided with the mixing cover plate sealed by described translucent cover.
6. crop groups value in measuring photosynthesis device according to claim 5, is characterized in that, described mixed air port is relative with described opening, and the whole end face of described translucent cover is mixed air port.
7. crop groups value in measuring photosynthesis device according to claim 6, it is characterized in that, described mixing plate shaft is connected on described translucent cover, and the position that described mixing cover plate contacts with described translucent cover is provided with sealing gasket.
8. crop groups value in measuring photosynthesis device according to claim 7, is characterized in that, described mixing fan is multiple, and the mixing fan being positioned at described translucent cover top is in tilted layout; Be positioned at the mixing fan of described translucent cover bottom, be coupling on described translucent cover, when needs cover crop groups, the mixing fan being positioned at described translucent cover bottom is fitted on the inwall of described translucent cover, when the good crop groups of cover, the mixing fan being positioned at described translucent cover bottom is in tilted layout.
9. crop groups value in measuring photosynthesis device according to any one of claim 1 to 8, is characterized in that, be also provided with dehumidification pipe between described interface and described capnograph.
10. crop groups value in measuring photosynthesis device according to any one of claim 1 to 8, is characterized in that, also comprise controller, and described controller is electrically connected with described capnograph and described mixing fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520410720.5U CN204832196U (en) | 2015-06-15 | 2015-06-15 | Crop population photosynthesis speed survey device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520410720.5U CN204832196U (en) | 2015-06-15 | 2015-06-15 | Crop population photosynthesis speed survey device |
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| Publication Number | Publication Date |
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| CN204832196U true CN204832196U (en) | 2015-12-02 |
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|---|---|---|---|
| CN201520410720.5U Expired - Fee Related CN204832196U (en) | 2015-06-15 | 2015-06-15 | Crop population photosynthesis speed survey device |
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| CN (1) | CN204832196U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510335A (en) * | 2015-12-21 | 2016-04-20 | 厦门脉控电子技术有限公司 | Growth condition detection method for plants in home-use planting machine |
| CN106525853A (en) * | 2016-11-08 | 2017-03-22 | 中国农业大学 | Measurement device for net photosynthetic rate of single plant and measurement method thereof |
| CN109917084A (en) * | 2019-04-26 | 2019-06-21 | 山东农业大学 | Gas concentration lwevel automatic measuring system and measuring method in field crop group |
| CN109917084B (en) * | 2019-04-26 | 2024-05-31 | 山东农业大学 | Automatic determination system and determination method for carbon dioxide concentration in large Tian Zuowu group |
-
2015
- 2015-06-15 CN CN201520410720.5U patent/CN204832196U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510335A (en) * | 2015-12-21 | 2016-04-20 | 厦门脉控电子技术有限公司 | Growth condition detection method for plants in home-use planting machine |
| CN105510335B (en) * | 2015-12-21 | 2018-01-16 | 厦门脉控电子技术有限公司 | A kind of vegetation growth state detection method of Domestic planting machine |
| CN106525853A (en) * | 2016-11-08 | 2017-03-22 | 中国农业大学 | Measurement device for net photosynthetic rate of single plant and measurement method thereof |
| CN109917084A (en) * | 2019-04-26 | 2019-06-21 | 山东农业大学 | Gas concentration lwevel automatic measuring system and measuring method in field crop group |
| CN109917084B (en) * | 2019-04-26 | 2024-05-31 | 山东农业大学 | Automatic determination system and determination method for carbon dioxide concentration in large Tian Zuowu group |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20190615 |