CN213092634U - Experimental device for generating oxygen through photosynthesis - Google Patents
Experimental device for generating oxygen through photosynthesis Download PDFInfo
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- CN213092634U CN213092634U CN202022135524.5U CN202022135524U CN213092634U CN 213092634 U CN213092634 U CN 213092634U CN 202022135524 U CN202022135524 U CN 202022135524U CN 213092634 U CN213092634 U CN 213092634U
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- oxygen
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Abstract
The utility model relates to a biological assay equipment technical field specifically is a photosynthesis produces oxygen experimental apparatus, the cultivation frame is installed to the inside bottom side of plastic bottle, and the top of plastic bottle is provided with sealed lid, it is provided with the latex tube to run through in the sealed lid, still be provided with on the latex tube and end the clamp. The utility model discloses simple structure, air in the bottle is taken out through the latex tube, and with ending pressing from both sides and carrying the latex tube, the plasticity of utilizing the plastic bottle has banned original drainage and has collected oxygen, can play sealed effect through ending pressing from both sides and latex tube, prevent to mix into the air in the plastic bottle, put this device under the sunlight, rely on the pressure that photosynthesis release oxygen produced, make the plastic bottle crescent, the reconversion, the log passes through the pipeline of latex tube and inserts the plastic bottle with mars, through the production of observing the condition inspection oxygen that the log reburns, experimental apparatus is simple easily obtained, the experimental result is obvious, can audio-visual observation experimental result.
Description
Technical Field
The utility model relates to a biological assay equipment technical field specifically is a photosynthesis produces oxygen experimental apparatus.
Background
Photosynthesis generally refers to a process that green plants (including algae) absorb light energy, carbon dioxide and water are hydrated into energy-rich organic matters, and oxygen and energy are released at the same time, and the process mainly comprises two stages of light reaction and dark reaction, and relates to important reaction steps of light absorption, electron transfer, photosynthetic phosphorylation, carbon assimilation and the like, and the process has important significance for realizing energy conversion in the nature and maintaining carbon-oxygen balance of the atmosphere, however, the reaction phenomenon generally needs accompanying experiments to strengthen understanding and memory of students on photosynthesis in high school biology courses.
In the textbook, the principle of the experiment for generating oxygen through photosynthesis is simple, but is not easy to operate because the experiment adopts a drainage method for collecting oxygen, which requires that the opening diameter of a funnel is large enough, otherwise, the amount of the collected oxygen is limited, secondly, the material used for the experiment is golden fish algae, which is not easy to obtain, in addition, the test tube filled with water needs to be carefully inverted, otherwise, air enters the top of the test tube when the test tube is inverted, and the difficult point is that the test tube filled with gas needs to be taken out after the gas is collected, which is not easy to operate, and the collected gas can be mixed into the air carelessly, so that the technical personnel in the field provide the experimental device for generating oxygen through photosynthesis to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a photosynthesis produces oxygen experimental apparatus to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a photosynthesis produces oxygen experimental apparatus, includes the plastic bottle, the cultivation frame is installed to the inside bottom side of plastic bottle, and the top of plastic bottle is provided with sealed lid, it is provided with the latex tube to run through in the sealed lid, still be provided with on the latex tube and end the clamp.
As a further aspect of the present invention: the cultivation frame is including fixing the base in the plastic bottle bottom, the cultivation dish is installed to the base top, evenly seted up the cultivation hole on the cultivation dish, equidistant evenly installs the support frame between cultivation dish and the base.
As a further aspect of the present invention: aquatic weeds are cultivated on the cultivation holes.
As a further aspect of the present invention: the plastic bottle is filled with nutrient water, sodium bicarbonate is added into the water so as to generate carbon dioxide, and the level of the nutrient water is slightly higher than that of the cultivation shelf.
As a further aspect of the present invention: the sealing cover is connected with the bottle mouth through threads, and a preservative film is padded between the sealing cover and the bottle mouth.
As a further aspect of the present invention: the latex tube penetrates through the sealing cover and extends into the plastic bottle, the latex tube is tightly connected with the sealing cover through glue, and a wood stick is further inserted into the latex tube.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of simple structure, the operation is convenient, air in the bottle is taken out through the latex tube, and with cliping the latex tube by pressing from both sides, the experimental facilities is simple easily obtained, the plasticity of utilizing the plastic bottle has banned original drainage method and has collected oxygen, can play sealed effect through pressing from both sides and latex tube, can prevent to mix into the air in the plastic bottle, then put this device under the sunshine, add sodium bicarbonate in the water so that produce carbon dioxide, the pressure that the oxygen that relies on the photosynthesis of plant to release produced, make the plastic bottle increase gradually, reconversion, the pipeline that passes through the latex tube with mars's stuff inserts the plastic bottle, through the production of observing the condition inspection oxygen that the stuff reburns, the experimental apparatus is simple easily obtained, the experimental effect is obvious, can audio-visually observe the experimental result.
Drawings
FIG. 1 is a schematic diagram of an experimental apparatus for generating oxygen through photosynthesis;
FIG. 2 is a front view of an experimental apparatus for generating oxygen by photosynthesis;
FIG. 3 is a schematic view of a cultivation shelf in an experimental apparatus for generating oxygen through photosynthesis.
In the figure: 1. a plastic bottle; 2. aquatic weeds; 3. a sealing cover; 4. a latex tube; 5. a cut-off clamp; 6. a wood stick; 7. a cultivation shelf; 71. cultivating holes; 72. a cultivation tray; 73. a base; 74. a support frame.
Detailed Description
Please refer to fig. 1-3, in the embodiment of the utility model, a photosynthesis produces oxygen experimental apparatus, including plastic bottle 1, cultivation frame 7 is installed to the inside bottom side of plastic bottle 1, and the top of plastic bottle 1 is provided with sealed lid 3, it is provided with latex tube 4 to run through in the sealed lid 3, still be provided with on latex tube 4 and end clamp 5, take out the air in the plastic bottle 1 through latex tube 4, and with ending clamping 5 and cliping latex tube 4, make plastic bottle 1 sealed, the experiment is equipped simply easily, the plasticity of utilizing plastic bottle 1 has banned original drainage method and has collected oxygen, can play sealed effect through ending clamping 5 and latex tube 4, can prevent to mix the air in the plastic bottle 1.
In fig. 3, the cultivation frame 7 includes a base 73 fixed at the bottom of the plastic bottle 1, a cultivation tray 72 is installed above the base 73, cultivation holes 71 are evenly opened on the cultivation tray 72, the aquatic plants 2 are placed on the cultivation holes 71, and support frames 74 are evenly installed between the cultivation tray 72 and the base 73 at equal intervals and mainly play a supporting role.
In fig. 1 and 2, the aquatic weeds 2 are cultivated in the cultivation holes 71, and the aquatic weeds 2 can mainly replace the original goldfish algae and are convenient to obtain.
In fig. 2, a plastic bottle 1 contains nutrient water, sodium bicarbonate is added to the water to generate carbon dioxide, and the level of the nutrient water is slightly higher than that of a cultivation shelf 7 to mainly provide nutrient components for waterweeds 2.
In fig. 1 and 2, the sealing cover 3 is connected with the bottle mouth through threads, and a preservative film is filled between the sealing cover 3 and the bottle mouth, so that the sealing cover 3 can be conveniently opened, and the preservative film is mainly used for preventing the plastic bottle 1 from mixing air.
In fig. 2, latex tube 4 runs through sealed lid 3 and extends to inside plastic bottle 1, and through glue zonulae occludens between latex tube 4 and the sealed lid 3, still insert in latex tube 4 and be equipped with stuff 6, take out stuff 6 and light and make it have a spark during the experiment, stuff 6 that take a spark inserts in plastic bottle 1 through latex tube 4's pipeline, through the production of observing the condition inspection oxygen that stuff 6 reburns, the experimental effect is obvious, can audio-visual observation the experimental result.
The utility model discloses a theory of operation is: the utility model has simple structure and convenient operation, the cultivation frame 7 made of latex is inserted into the plastic bottle 1 through the bottle mouth, and nutrient water is injected into the plastic bottle 1, so that the horizontal plane of the nutrient water is slightly higher than the cultivation disc 72 on the cultivation frame 7, the aquatic weed 2 is placed on the cultivation hole 71, a layer of preservative film is laid between the sealing cover 3 and the bottle mouth, the sealing cover 3 is screwed up to ensure that the plastic bottle 1 is in a sealing state, the latex tube 4 is arranged on the sealing cover 3, the air in the plastic bottle 1 is pumped out through the latex tube 4, and the latex tube 4 is clamped by the stop clamp 5 to ensure that the plastic bottle 1 is sealed, experimental equipment is simple and easy to obtain, the original drainage method is replaced by the plasticity of the plastic bottle 1 to collect oxygen, the sealing effect can be achieved through the stop clamp 5 and the latex tube 4, the air can be prevented from being mixed in the plastic bottle 1, then the device is placed in the sun, the pressure generated by the oxygen released through the, make plastic bottle 1 crescent, the reconversion is inserted plastic bottle 1 through emulsion tube 4's pipeline with mars's wooden stick 6, and through the production of observing the condition inspection oxygen that wooden stick 6 reburns, the experimental apparatus is simple easily obtained, and the experimental effect is obvious, can audio-visually observe out the experimental result.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a photosynthesis produces oxygen experimental apparatus, includes plastic bottle (1), its characterized in that, cultivation frame (7) are installed to the inside bottom side of plastic bottle (1), and the top of plastic bottle (1) is provided with sealed lid (3), it is provided with latex tube (4) to run through in sealed lid (3), still be provided with on latex tube (4) and end clamp (5).
2. An experimental device for photosynthesis to generate oxygen according to claim 1, wherein the cultivation shelf (7) comprises a base (73) fixed at the bottom of the plastic bottle (1), a cultivation tray (72) is installed above the base (73), cultivation holes (71) are uniformly formed in the cultivation tray (72), and supporting frames (74) are uniformly installed between the cultivation tray (72) and the base (73) at equal intervals.
3. An experimental device for photosynthesis to generate oxygen according to claim 2, wherein aquatic plants (2) are planted on the planting holes (71).
4. Experimental facility for photosynthesis to produce oxygen according to claim 1, characterised in that said plastic bottle (1) contains nutrient water, in which sodium bicarbonate is added to produce carbon dioxide, and the level of said nutrient water is slightly higher than that of said cultivation shelves (7).
5. The experimental device for generating oxygen through photosynthesis according to claim 1, wherein the sealing cover (3) is in threaded connection with the bottle mouth, and a preservative film is padded between the sealing cover (3) and the bottle mouth.
6. The experimental device for generating oxygen through photosynthesis according to claim 1, wherein the latex tube (4) penetrates through the sealing cover (3) and extends into the plastic bottle (1), the latex tube (4) is tightly connected with the sealing cover (3) through glue, and a wood stick (6) is inserted into the latex tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022135524.5U CN213092634U (en) | 2020-09-25 | 2020-09-25 | Experimental device for generating oxygen through photosynthesis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022135524.5U CN213092634U (en) | 2020-09-25 | 2020-09-25 | Experimental device for generating oxygen through photosynthesis |
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| Publication Number | Publication Date |
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| CN213092634U true CN213092634U (en) | 2021-04-30 |
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| CN202022135524.5U Active CN213092634U (en) | 2020-09-25 | 2020-09-25 | Experimental device for generating oxygen through photosynthesis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114155773A (en) * | 2021-10-25 | 2022-03-08 | 西交利物浦大学 | Teaching type greenhouse effect analogue means |
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2020
- 2020-09-25 CN CN202022135524.5U patent/CN213092634U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114155773A (en) * | 2021-10-25 | 2022-03-08 | 西交利物浦大学 | Teaching type greenhouse effect analogue means |
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