CN219668957U - Leaf sample strorage device that leaf area estimation used - Google Patents
Leaf sample strorage device that leaf area estimation used Download PDFInfo
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- CN219668957U CN219668957U CN202320063606.4U CN202320063606U CN219668957U CN 219668957 U CN219668957 U CN 219668957U CN 202320063606 U CN202320063606 U CN 202320063606U CN 219668957 U CN219668957 U CN 219668957U
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- loading
- leaf
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- leaf sample
- loading tray
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- 238000007789 sealing Methods 0.000 claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000037488 Coccoloba pubescens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 230000000243 photosynthetic effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000005068 transpiration Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a leaf sample storage device for leaf area estimation, and relates to the technical field of leaf area measurement. Comprising the following steps: a loading disc which is of a disc-shaped structure with a flaring on the upper surface; a leaf sample placement groove which is formed on the bottom surface in the loading tray; a cover plate which covers the inside of the flaring of the upper surface of the loading tray to enclose the leaf sample within the loading tray; the sealing cover locking buckles are two groups with the same structure and are symmetrically arranged on two sides of the upper surface of the loading disc, and the sealing cover locking buckles are rotationally connected to the upper surface of the loading disc and can rotate to a position pressed on the sealing cover plate; and a humidity maintaining mechanism provided at the bottom of the loading tray to maintain the humidity of the stored leaf samples in the loading tray. The device loads the leaf sample through the loading disc, and seals the leaf sample in the loading disc through the blanking plate, utilizes humidity to keep the inside humidity of loading disc simultaneously, prevents that the leaf sample from excessively losing moisture and leading to the leaf deformation and seriously influencing the precision of leaf area estimation in the long-time transfer way.
Description
Technical Field
The utility model relates to the technical field of leaf area measurement, in particular to a leaf sample storage device for leaf area estimation.
Background
The leaf area is the most closely related to the yield, has the greatest change and is a factor which is relatively easy to control, and a plurality of yield increasing measures, including reasonable density and reasonable fertilizer and water technology, have remarkable yield increasing effect, and mainly aim at properly expanding the leaf area. The leaf area is small and not good, but too large leaf area can cause the deterioration of illumination conditions in the group, and the photosynthesis and yield are affected. In agricultural research and production, many physiological indexes such as leaf area index, transpiration rate, photosynthetic rate and the like are measured, and the leaf area problem is involved. Thus, the determination of leaf area is one basic determination that is often encountered. There are many leaf area methods, and the more common methods include leaf area meter method, grid coordinate paper method (i.e. grid method), paper-cut weighing method, image pixel method, etc. However, either method measures leaf area, it is also necessary to collect the leaf sample first, and particularly to load the leaf sample after it is collected outdoors, and to prevent the leaf sample from being destroyed.
In the prior art, only a simple storage box is used for loading the collected leaf samples in temporary storage, the leaf samples cannot be well fixed at first, the integrity of the leaf shape cannot be guaranteed, then leaf area estimation of the leaves cannot be influenced, meanwhile, humidity cannot be kept, after long-time sample transfer, the leaves can lose moisture to cause deformation and other conditions, the original area of the leaves cannot be measured, the estimated area cannot be too large, and in order to improve the leaf area estimation, a leaf sample storage device for leaf area estimation needs to be designed.
Disclosure of Invention
The utility model aims to solve the technical problems and provides a leaf sample storage device for leaf area estimation.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a leaf sample storage device for use in leaf area estimation, comprising:
the loading disc is of a disc-shaped structure with a flaring upper surface;
a leaf sample placement groove which is formed on the bottom surface in the loading tray;
a cover plate covering the inside of the flaring on the upper surface of the loading tray to enclose the leaf sample in the loading tray;
the sealing cover locking buckles are two groups with the same structure and are symmetrically arranged on two sides of the upper surface of the loading disc, and the sealing cover locking buckles are rotationally connected to the upper surface of the loading disc and can rotate to a position pressed on the sealing cover plate;
and a humidity maintaining mechanism provided at the bottom of the loading tray to maintain humidity of the stored leaf samples in the loading tray.
Preferably, the number of the leaf sample placement grooves is a plurality and uniformly distributed on the bottom surface in the loading tray.
Preferably, an annular groove for embedding the cover plate is formed in the inner side of the flaring on the upper surface of the loading disc, and an annular gasket is embedded on the bottom surface of the annular groove.
Preferably, the cover plate is a transparent glass cover plate.
Preferably, the humidity maintaining mechanism includes:
a central through hole which is arranged at the central position of the loading disc;
a bottom plate, one side surface of which is connected with a loading cylinder inserted into the central through hole, the loading cylinder is filled with absorbent cotton, and the bottom plate is attached to the bottom surface of the loading plate opposite to the side where the leaf sample placing groove is positioned and enables the loading cylinder to be inserted into the central through hole;
and the protective screen plate is embedded inside the central through hole, and the loading cylinder is positioned between the bottom plate and the protective screen plate.
Preferably, the loading barrel and the central through hole are in interference fit.
The utility model has the following beneficial effects:
according to the leaf sample storage device for leaf area estimation, the leaf samples are loaded through the loading tray, the leaf samples are packaged in the loading tray through the sealing cover plate, meanwhile, humidity in the loading tray is kept by the humidity keeping mechanism, and the leaf samples are prevented from being deformed due to excessive loss of moisture during long-time transfer, so that the leaf area estimation accuracy is seriously affected.
Drawings
The utility model is described in further detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of a leaf sample storage device for leaf area estimation according to the present utility model;
FIG. 2 is a top view of a leaf sample holder for use in leaf area estimation according to the present utility model;
FIG. 3 is a top view of a loading tray of a leaf sample storage device for use in leaf area estimation of the present utility model.
Reference numerals in the drawings denote:
1. loading a disc; 2. leaf sample placement slots; 3. a cover plate; 4. the sealing cover is locked and buckled; 5. an annular groove; 6. an annular gasket; 7. a central through hole; 8. a bottom plate; 9. a loading barrel; 10. a water-absorbing cotton; 11. and a protective screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a leaf sample storage device for leaf area estimation, comprising:
a loading tray 1, wherein the loading tray 1 has a disc-shaped structure with a flared upper surface, and the loading tray 1 has a shallow tray structure in order to prevent leaf samples from shaking in the loading tray 1;
a leaf sample placement groove 2 opened on the bottom surface in the loading tray 1 for loading the leaf sample placement groove 2;
a cover plate 3 which covers the inside of the flaring of the upper surface of the loading tray 1 to pack the leaf sample in the loading tray 1, wherein after the loading tray 1 is packed by the cover plate 3, the leaf is placed in the leaf sample placement groove 2, and a certain gap is left between the leaf and the cover plate 3, but the leaf is not turned over, so that the stability of the leaf storage is ensured;
the sealing cover locking buckles 4 are two groups with the same structure and are symmetrically arranged on two sides of the upper surface of the loading disc 1, and the sealing cover locking buckles 4 are rotatably connected to the upper surface of the loading disc 1 and can rotate to a position pressed on the sealing cover plate 3;
and a humidity maintaining mechanism arranged at the bottom of the loading tray 1 to maintain the humidity of the leaf samples stored in the loading tray 1, wherein, a certain gap is left between the leaf sample placing groove 2 and the cover plate 3 for the humidity diffusion of the humidity maintaining mechanism, so that the leaf samples can be contacted with the maintained humidity environment.
In summary, the present apparatus loads the leaf sample on the loading tray 1, encapsulates the leaf sample in the loading tray 1 by the capping plate 3, and simultaneously maintains the humidity inside the loading tray 1 by the humidity maintaining mechanism, so as to prevent the leaf sample from losing too much moisture during long-time transfer, thereby preventing the leaf from deforming and seriously affecting the accuracy of leaf area estimation.
Further, the plurality of leaf sample placement grooves 2 are uniformly distributed on the bottom surface in the loading tray 1 to be able to load a greater number of leaf samples.
Further, an annular groove 5 for embedding the sealing cover plate 3 is formed in the inner side of the flaring of the upper surface of the loading disc 1, an annular gasket 6 is embedded on the bottom surface of the annular groove 5, the annular gasket 6 prevents the sealing cover plate 3 from being knocked, the sealing effect is achieved, water loss is prevented, and the annular groove 5 is used for loading the sealing cover plate 3 to be embedded into the sealing cover.
Further, the cover plate 3 is a transparent glass cover plate, so as to facilitate observation of the sample condition in the loading tray 1.
Further, the humidity maintaining mechanism includes:
a center through hole 7 provided at a center position of the loading tray 1;
a bottom plate 8, one side surface of which is connected with a loading cylinder 9 inserted into the central through hole 7, the loading cylinder 9 is filled with absorbent cotton 10, the bottom plate 8 is attached to the bottom surface of the loading tray 1 opposite to the side of the leaf sample placement groove 2, and the loading cylinder 9 is inserted into the central through hole 7;
and a protective screen 11 fitted inside the central through hole 7, and a loading cylinder 9 located between the bottom plate 8 and the protective screen 11.
Specifically, the protection net plates 11 play a role in protecting the inner space of the loading tray 1, and when the humidity is kept, clean water is poured into the loading barrel 9 to enable the absorbent cotton 10 to absorb water and keep moisture, and the absorbent cotton is communicated with the inner space of the loading tray 1 through the central through holes 7 to convey the moisture, so that the humidity is kept, and the moisture loss of a sample is avoided.
Further, the loading drum 9 is in interference fit with the central through hole 7, so that the loading drum 9 is tightly inserted into the central through hole 7, and the loading drum 9 and the bottom plate 8 cannot easily fall off from the loading disc 1.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (5)
1. A leaf sample storage device for use in leaf area estimation, comprising:
a loading disc (1), wherein the loading disc (1) is of a disc-shaped structure with a flaring upper surface;
a leaf sample placement groove (2) which is arranged on the bottom surface in the loading disc (1);
a cover plate (3) which covers the inside of the flaring of the upper surface of the loading tray (1) to enclose the leaf sample in the loading tray (1);
the sealing cover locking buckles (4) are two groups with the same structure and are symmetrically arranged on two sides of the upper surface of the loading disc (1), and the sealing cover locking buckles (4) are rotationally connected to the upper surface of the loading disc (1) and can rotate to a position pressed on the sealing cover plate (3);
and a humidity holding mechanism provided at the bottom of the loading tray (1) to hold the humidity of the stored leaf samples in the loading tray (1);
the humidity maintaining mechanism includes:
a central through hole (7) which is arranged at the central position of the loading disc (1);
a bottom plate (8) with one side surface connected with a loading cylinder (9) inserted into the central through hole (7), wherein the loading cylinder (9) is filled with absorbent cotton (10), the bottom plate (8) is attached to the bottom surface of the loading plate (1) opposite to the side of the leaf sample placing groove (2) and the loading cylinder (9) is inserted into the central through hole (7);
and the protective screen plate (11) is embedded inside the central through hole (7), and the loading cylinder (9) is positioned between the bottom plate (8) and the protective screen plate (11).
2. A leaf sample holder for use in leaf area estimation according to claim 1, wherein the number of leaf sample holding slots (2) is a plurality and evenly distributed on the bottom surface within the loading tray (1).
3. Leaf sample storage device for leaf area estimation according to claim 1, characterized in that the inner side of the upper surface flaring of the loading tray (1) is provided with an annular groove (5) for embedding the cover plate (3), and the bottom surface of the annular groove (5) is embedded with an annular gasket (6).
4. Leaf sample holder for use in leaf area estimation according to claim 1, characterized in that the cover plate (3) is a transparent glass cover plate.
5. Leaf sample holder for use in leaf area estimation according to claim 1, characterized in that the loading cartridge (9) is an interference fit with the central through hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320063606.4U CN219668957U (en) | 2023-01-10 | 2023-01-10 | Leaf sample strorage device that leaf area estimation used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320063606.4U CN219668957U (en) | 2023-01-10 | 2023-01-10 | Leaf sample strorage device that leaf area estimation used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219668957U true CN219668957U (en) | 2023-09-12 |
Family
ID=87927147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320063606.4U Active CN219668957U (en) | 2023-01-10 | 2023-01-10 | Leaf sample strorage device that leaf area estimation used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219668957U (en) |
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2023
- 2023-01-10 CN CN202320063606.4U patent/CN219668957U/en active Active
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