CN210720341U - Photosynthetic apparatus buffer - Google Patents
Photosynthetic apparatus buffer Download PDFInfo
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- CN210720341U CN210720341U CN201921671002.8U CN201921671002U CN210720341U CN 210720341 U CN210720341 U CN 210720341U CN 201921671002 U CN201921671002 U CN 201921671002U CN 210720341 U CN210720341 U CN 210720341U
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- air inlet
- air
- pipe
- buffer
- inlet pipe
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Abstract
The utility model relates to a plant physiology measuring equipment technical field provides a photosynthetic apparatus buffer, and the device includes: the buffer container comprises a buffer container body, a gas inlet and a container opening are formed in the buffer container body; the container cover is arranged on the container opening and is detachably connected with the container opening, a joint hole is formed in the container cover, and a gas pipe joint penetrates through the joint hole to be hermetically connected with the container cover; the air outlet pipe is arranged on the outer side of the buffer container body and is connected with the air pipe joint; the air inlet pipe is arranged in the buffer container, the air inlet pipe is connected with the air pipe connector, the air inlet pipe extends in the buffer container body, and a plurality of air holes are formed in the air inlet pipe. By the structure, the fluctuation of the carbon dioxide concentration caused by the uneven distribution of the carbon dioxide concentration at different parts in the buffer device is eliminated, so that a more stable carbon dioxide source is obtained, and the use requirement of the photosynthetic apparatus is better met.
Description
Technical Field
The utility model belongs to the technical field of plant physiology measuring equipment technique and specifically relates to a photosynthetic apparatus buffer is provided.
Background
The photosynthetic apparatus is an apparatus for measuring the photosynthetic rate or respiratory rate of plants or animals, and has high sensitivity and is very sensitive to the fluctuation of carbon dioxide in the ambient air flow. The photosynthetic apparatus is generally required to be used in the field, and the environment changes greatly. Breath, speech, nearby high carbon dioxide sources such as boilers, automobiles, and even windy weather of the measurer can cause carbon dioxide fluctuation and interfere with the measurement result. Therefore, the stable carbon dioxide gas source is an important guarantee for the accurate determination of the photosynthetic apparatus. There are generally two ways to obtain a stable source of carbon dioxide gas: one is to provide a constant carbon dioxide concentration by means of the carbon dioxide control function of the photosynthesis apparatus itself. However, this method requires consumables, is expensive, and some photosynthetic apparatuses do not have this function. The second kind is to connect buffer flask or buffering bucket at photosynthetic apparatus air inlet, can take place the mixing effect behind the entering buffering bucket through the air for carbon dioxide concentration is stable relatively. However, the existing buffering device has only one air inlet inside the buffering barrel. Because the carbon dioxide concentration is not completely and evenly distributed in the buffer barrel, only one air inlet can cause the air inlet to still generate certain fluctuation, and the measurement of the photosynthetic apparatus is influenced. There is therefore a great need for improvements in the prior art to obtain a more stable source of carbon dioxide gas.
Disclosure of Invention
In order to solve the technical problem, the utility model aims to provide a photosynthetic apparatus buffer, the carbon dioxide concentration in the buffer is inhomogeneous among the main solution prior art of this structure, leads to the inaccurate technical problem of photosynthetic apparatus measured data.
In order to achieve the above purpose, the utility model adopts the following technical scheme: provided is a photosynthetic apparatus buffer device, including:
the buffer container comprises a buffer container body, wherein the buffer container body is provided with an air inlet and a container opening, the air inlet is arranged on the wall of the buffer container body, and the container opening is arranged at the top of the buffer container body;
the container cover is arranged on the container opening and is detachably connected with the container opening, a joint hole is formed in the container cover, and a gas pipe joint penetrates through the joint hole to be hermetically connected with the container cover;
the air outlet pipe is arranged on the outer side of the buffer container body and is connected with the air pipe joint;
the air inlet pipe is arranged inside the buffer container body, the air inlet pipe is connected with the air pipe connector, the air inlet pipe extends inside the buffer container body, and a plurality of air holes are formed in the air inlet pipe.
In the technical scheme, the longer air inlet pipe is arranged in the buffer container body, and the air inlet pipe is coiled in the container, so that the air inlet pipe passes through more parts in the buffer container body, and the fluctuation of the concentration of carbon dioxide caused by the uneven distribution of the carbon dioxide in the buffer device can be effectively counteracted.
Further preferably, the vent hole is arranged on the pipe wall of the air inlet pipe, and the tail end of the air inlet pipe is closed.
In the technical scheme, because the diameter of the tail end of the air inlet pipe is larger, if the tail end of the air inlet pipe is not closed, a large proportion of air is sucked from the tail end of the air inlet pipe, so that the proportion of the air sucked from a plurality of small vent holes is reduced, and the concentration of carbon dioxide fluctuates; the tail end of the air inlet pipe is closed, all air is sucked from the plurality of small air inlet holes distributed on the air inlet pipe of each part in the buffer container, and the fluctuation of the concentration of the carbon dioxide can be further reduced.
Further preferably, the diameter of the vent hole is 1-3mm, and the pipe wall of the air inlet pipe is provided with at least one vent hole per square centimeter.
Among this technical scheme, through the diameter with the air vent setting less, the quantity sets up more, can make the inspiratory gas more steady, reduces carbon dioxide concentration fluctuation.
Further preferably, the air inlet pipe is of a spiral structure;
or the air inlet pipe is of a U-shaped structure.
Among this technical scheme, through setting the intake pipe to different structures, make it extend to the inside more spaces of buffer container body, further reduce the difference of carbon dioxide concentration.
Further preferably, the diameter of the air intake hole is greater than or equal to the inner diameter of the air intake pipe.
In the technical scheme, the design that the air inlet hole is larger than or equal to the air inlet pipe mainly aims to ensure that the amount of sucked air is sufficient and the air is more fully buffered.
Further preferably, the air pipe joint comprises a joint seat and a fastening nut, the joint seat is located on the lower side of the container cover, the fastening nut is located on the upper side of the container cover, a boss is arranged in the middle of the joint seat, a threaded connecting portion is arranged at the upper end of the joint seat, and the fastening nut and the threaded connecting portion are matched and screwed to clamp the container cover between the boss and the fastening nut.
Among this technical scheme, each connection position of air pipe joint all can dismantle the connection, when certain part damages, only need dismantle this part change can, reduced the cost of maintenance of device.
Further preferably, a first sealing ring is arranged between the fastening nut and the container cover;
and/or a second sealing ring is arranged between the boss and the container cover.
In the technical scheme, the sealing rings are arranged on the two sides of the container cover, so that the sealing performance of the connecting part can be ensured.
Further preferably, a filter box is arranged between the air outlet pipe and the air pipe joint, and filter cotton is arranged in the filter box.
Among this technical scheme, filter the gas that comes out in to buffer vessel through setting up the filter cartridge, can ensure photosynthetic apparatus inspired air's cleanliness factor like this, prevent that the wind-dust from damaging photosynthetic apparatus.
Further preferably, a drying material is also provided in the filter cassette.
Among this technical scheme, through set up dry material in the filter cartridge, the gas that comes out in to buffer vessel carries out the drying, can ensure the dryness fraction of photosynthetic apparatus suction air like this, prevents that humid gas from damaging photosynthetic apparatus.
Further preferably, the container bottom of the buffer container body is detachably and hermetically connected with the buffer container body.
Among this technical scheme, through can dismantle sealing connection with the buffer container body at the bottom of with the container, for the convenience of change and the installation of intake pipe to and be convenient for clean the inside of buffer container body.
The utility model provides a photosynthetic apparatus buffer, the beneficial effect that can bring does:
in the utility model, the longer air inlet pipe is arranged in the buffer container body, so that the air inlet pipe passes through each part in the buffer container body, and the air inlet pipe is provided with a plurality of small air vents, thereby achieving the effect of sucking air from different parts; thereby eliminating the fluctuation of carbon dioxide concentration caused by the uneven distribution of carbon dioxide concentration at different positions in the buffer device, obtaining a more stable carbon dioxide source and better meeting the use requirement of the photosynthetic apparatus.
Drawings
FIG. 1 is a schematic diagram of a buffering mechanism of a photosynthetic apparatus according to an embodiment;
FIG. 2 is a schematic view of a portion of another embodiment of a connection of a tracheal tube adapter to a vessel cap.
The reference numbers illustrate:
1. the container comprises a buffer container body, 2 parts of a container cover, 3 parts of an air inlet hole, 4 parts of an air inlet pipe, 5 parts of an air pipe connector, 6 parts of a filter box, 7 parts of an air outlet pipe, 8 parts of a container bottom, 9 parts of a first sealing ring, 10 parts of a second sealing ring, 11 parts of a fastening nut, 12 parts of a boss and 13 parts of an air vent.
Detailed Description
While the present invention may be susceptible to embodiment in different forms, there is shown in the drawings and will herein be described in detail, specific embodiments thereof with the understanding that the present description is to be considered as an exemplification of the principles of the invention and is not intended to limit the invention to that as illustrated herein.
Thus, a feature indicated in this specification will serve to explain one of the features of an embodiment of the invention, and not to imply that every embodiment of the invention must have the described feature. Further, it should be noted that this specification describes many features. Although some features may be combined to show a possible system design, these features may also be used in other combinations not explicitly described. Thus, the combinations illustrated are not intended to be limiting unless otherwise specified.
In the embodiments shown in the drawings, the directions (such as up, down, left, right, front, and rear) are used to explain the structure and movement of the various components of the present invention not absolutely, but relatively. These illustrations are appropriate when these components are in the positions shown in the figures. If the description of the positions of these components changes, the indication of these directions changes accordingly.
The preferred embodiments of the present invention will be further described in detail with reference to the accompanying drawings.
In one embodiment, as shown in fig. 1, the present embodiment provides a buffering device for a photosynthetic apparatus, the device comprising: the buffer container comprises a buffer container body 1, a container cover 2, an air outlet pipe 7 and an air inlet pipe 4. Wherein, buffer container body 1 is preferably the plastic bottle, and buffer container body 1's shape is cylindrical or square, and the size of buffer container body 1 can be selected according to the actual use condition, for example: 2L, 3L, 5L, 8L, and the like. The buffer container body 1 is provided with an air inlet 3 and a container opening, the air inlet 3 is arranged on the wall of the buffer container body 1, and the container opening is arranged at the top of the buffer container body 1. The container cover 2 is arranged on a container opening, the container cover 2 is screwed with the container opening in a matching way, a penetrating joint hole is formed in the container cover 2, and the air pipe joint 5 penetrates through the joint hole to be connected with the container cover 2 in a sealing way. The air outlet pipe 7 is arranged on the upper side of the buffer container body 1, and the air outlet pipe 7 is connected with the upper end of the air pipe connector 5. Intake pipe 4 sets up in the inside of buffer container body 1, and intake pipe 4 is connected with the lower extreme of trachea joint 5, and intake pipe 4 extends in the inside of buffer container body 1, and intake pipe 4's shape is not injectd, and the purpose makes intake pipe 4 more positions through buffer container body, is equipped with a plurality of air vents 13 on the intake pipe 4. In this embodiment, set up longer intake pipe in buffer container body to make the intake pipe coil in the container, make the intake pipe more positions through buffer container body, can effectively offset like this because the carbon dioxide concentration that the carbon dioxide distributes unevenly and causes fluctuates in the buffer device.
Specifically, as shown in fig. 2, on the basis of the above embodiment, the air pipe joint 5 includes a joint seat and a fastening nut 11, the joint seat is disposed at the lower side of the container cover 2, the fastening nut 11 is located at the upper side of the container cover 2, a boss 12 is disposed at the middle portion of the joint seat, a pipe inlet connecting portion for connecting the air inlet pipe 4 is disposed at the lower portion of the joint seat, a threaded connecting portion is disposed at the upper end of the joint seat, and the fastening nut 11 is screwed into the threaded connecting portion to clamp the container cover 2 between the boss 12 and the fastening nut 11. The length of the threaded connecting part is larger than the thickness of the fastening nut 11, and the upper end of the threaded connecting part penetrates through the fastening nut 11 and is screwed with the air outlet pipe 7. The connection can be dismantled through all setting to each connection position with the air pipe connector, when certain part damages, only need dismantle this part change can, reduced the cost of maintenance of device.
Further, the vent hole 13 is provided on the tube wall of the intake tube 4, and the end of the intake tube 4 is closed. Because the diameter of the tail end of the air inlet pipe is larger, if the tail end of the air inlet pipe is not closed, a large proportion of air is sucked from the tail end of the air inlet pipe, so that the proportion of the air sucked from a plurality of small vent holes is reduced, and the concentration of carbon dioxide fluctuates; the tail end of the air inlet pipe is closed, all air is sucked from the plurality of small air inlet holes distributed on the air inlet pipe of each part in the buffer container, and the fluctuation of the concentration of the carbon dioxide can be further reduced.
Furthermore, a first sealing ring 9 is arranged between the fastening nut 11 and the container cover 2, and a second sealing ring 10 is arranged between the boss 12 and the container cover 2. By providing the seal rings on both sides of the container lid 2, the sealing property of the connection portion can be ensured.
Furthermore, the diameter of the vent hole 13 is 1-3mm, and at least one vent hole 13 is arranged on the pipe wall of the air inlet pipe 4 per square centimeter. Through setting up the diameter of air vent 13 less, the quantity sets up more, can make the inspiratory gas more steady, reduces carbon dioxide concentration fluctuation.
Further, the air inlet pipe 4 has a spiral structure, a U-shaped structure, or other structures. By arranging the air inlet pipe 4 in a different structure, the air inlet pipe is extended to more spaces inside the buffer container body 1, and the difference of the carbon dioxide concentration is further reduced.
Further, the diameter of the intake hole 3 is larger than or equal to the inner diameter of the intake pipe 4. Through the design that the air inlet is larger than or equal to the air inlet pipe, the air inlet pipe mainly ensures that the amount of sucked air is sufficient and the air is more fully buffered.
In another embodiment, as shown in fig. 1 and fig. 2, on the basis of the above embodiments, the buffering device of the photosynthetic instrument includes: the buffer container comprises a buffer container body 1, a container cover 2, an air outlet pipe 7, an air inlet pipe 4 and a filter box 6. The buffer container body 1 is provided with an air inlet 3 and a container opening, the air inlet 3 is arranged on the wall of the buffer container body 1, and the container opening is arranged at the top of the buffer container body 1. The container cover 2 is arranged on a container opening, the container cover 2 is screwed with the container opening in a matching way, a penetrating joint hole is formed in the container cover 2, and the air pipe joint 5 penetrates through the joint hole to be connected with the container cover 2 in a sealing way. The filter box 6 is arranged on the upper side of the container cover 2, the filter box 6 is screwed with the upper end of the air pipe joint 5 in a matching way, and the upper end of the filter box 6 is provided with an air pipe terminal screwed with the air outlet pipe 7 in a matching way. The filter box 6 is provided with filter cotton and drying materials for filtering dust and moisture in the air. The air outlet pipe 7 is arranged on the upper side of the filter box 6, and the air outlet pipe 7 is connected with an air pipe terminal on the filter box 6. Intake pipe 4 sets up in the inside of buffer container body 1, and intake pipe 4 is connected with the lower extreme of trachea joint 5, and intake pipe 4 extends in the inside of buffer container body 1, and intake pipe 4's shape is not injectd, and the purpose makes intake pipe 4 more positions through buffer container body, is equipped with a plurality of air vents 13 on the intake pipe 4.
In this embodiment, filter the gas that comes out in to buffer vessel through setting up the filter cartridge, filter dust and moisture in the gas, can ensure photosynthetic apparatus inspired air's cleanliness factor like this, prevent that dust and moist gas from damaging photosynthetic apparatus.
In another embodiment, as shown in fig. 1, on the basis of the above embodiment, the container bottom of the buffer container body 1 is detachably and hermetically connected with the buffer container body 1. The outer side of the lower end of the buffer container body 1 is provided with external threads, the inner side of the upper end of the container bottom is provided with internal threads, and the buffer container body 1 is screwed with the container bottom in a matched mode. In this embodiment, through can dismantle sealing connection with buffer container body at the bottom of with the container, for the convenience of change and the installation of intake pipe to and be convenient for clean the inside of buffer container body.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A photosynthetic apparatus buffer device, comprising:
the buffer container comprises a buffer container body, wherein the buffer container body is provided with an air inlet and a container opening, the air inlet is arranged on the wall of the buffer container body, and the container opening is arranged at the top of the buffer container body;
the container cover is arranged on the container opening and is detachably connected with the container opening, a joint hole is formed in the container cover, and a gas pipe joint penetrates through the joint hole to be hermetically connected with the container cover;
the air outlet pipe is arranged on the outer side of the buffer container body and is connected with the air pipe joint;
the air inlet pipe is arranged inside the buffer container body, the air inlet pipe is connected with the air pipe connector, the air inlet pipe extends inside the buffer container body, and a plurality of air holes are formed in the air inlet pipe.
2. The photosynthetic apparatus buffering device of claim 1, wherein:
the vent hole is arranged on the pipe wall of the air inlet pipe, and the tail end of the air inlet pipe is closed.
3. The photosynthetic apparatus buffering device of claim 2, wherein:
the diameter of the vent hole is 1-3mm, and at least one vent hole is formed in the pipe wall of the air inlet pipe per square centimeter.
4. The photosynthetic apparatus buffering device of claim 1, wherein:
the air inlet pipe is of a spiral structure;
or the air inlet pipe is of a U-shaped structure.
5. The photosynthetic apparatus buffering device of claim 1, wherein:
the diameter of the air inlet hole is larger than or equal to the inner diameter of the air inlet pipe.
6. The photosynthetic apparatus buffering device of claim 1, wherein:
the air pipe joint comprises a joint seat and a fastening nut, the joint seat is located on the lower side of the container cover, the fastening nut is located on the upper side of the container cover, a boss is arranged in the middle of the joint seat, a threaded connecting portion is arranged at the upper end of the joint seat, and the fastening nut is matched with the threaded connecting portion in a screwed mode and is clamped between the boss and the fastening nut.
7. The photosynthetic apparatus buffering device of claim 6, wherein:
a first sealing ring is arranged between the fastening nut and the container cover;
and/or a second sealing ring is arranged between the boss and the container cover.
8. The photosynthetic apparatus buffering device of claim 7, wherein:
and a filter box is arranged between the air outlet pipe and the air pipe joint, and filter cotton is arranged in the filter box.
9. The photosynthetic apparatus buffering device of claim 8, wherein:
the filter box is also provided with a drying material.
10. The photosynthetic apparatus buffering device of claim 1, wherein:
the container bottom of the buffer container body is detachably connected with the buffer container body in a sealing manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921671002.8U CN210720341U (en) | 2019-10-08 | 2019-10-08 | Photosynthetic apparatus buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921671002.8U CN210720341U (en) | 2019-10-08 | 2019-10-08 | Photosynthetic apparatus buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210720341U true CN210720341U (en) | 2020-06-09 |
Family
ID=70931922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921671002.8U Expired - Fee Related CN210720341U (en) | 2019-10-08 | 2019-10-08 | Photosynthetic apparatus buffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210720341U (en) |
-
2019
- 2019-10-08 CN CN201921671002.8U patent/CN210720341U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200609 Termination date: 20201008 |