CN208521515U - The device that intensity of illumination influences intensity of photosynthesis - Google Patents
The device that intensity of illumination influences intensity of photosynthesis Download PDFInfo
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- CN208521515U CN208521515U CN201820435794.8U CN201820435794U CN208521515U CN 208521515 U CN208521515 U CN 208521515U CN 201820435794 U CN201820435794 U CN 201820435794U CN 208521515 U CN208521515 U CN 208521515U
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- intensity
- photosynthesis
- reactor
- measuring device
- camera bellows
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Abstract
The utility model belongs to teaching aid field, and in particular to a kind of device that intensity of illumination influences intensity of photosynthesis, including camera bellows and reaction member, camera bellows outside are arranged harness, multiple reaction members, multiple reaction members and column distribution are arranged inside camera bellows；Reaction member includes LED light source, reactor and U-shaped measuring device, LED light source and reactor are located in reaction member case, U-shaped measuring device is fixed on reflection unit box outer wall, and reactor connects U-shaped measuring device, the amount of oxygen that metering photosynthesis generates by hose.The utility model influences intensity of photosynthesis for quantitative analysis different illumination intensity, different colours light, has easy to assembly, and comparative test group is sufficient, switches quick feature.
Description
Technical field
The utility model belongs to teaching aid field, and in particular to a kind of device that intensity of illumination influences intensity of photosynthesis.
Background technique
Photosynthesis, i.e. luminous energy synthesis refer to green plants and certain bacteriums, under the irradiation of visible light, pass through
Light reaction and carbon reaction, using photosynthetic pigments, convert organic matter for carbon dioxide and water, and release the biochemical mistake of oxygen
Journey.Photosynthesis is the summation of the metabolic response of a series of complex, is basis and ground fullerenes-oxygen that living nature is depended on for existence
The important medium of circulation.
Learn the biochron, during teacher is for the explanation of photosynthesis of plant, in order to more intuitively show to student
Photosynthesis generates the overall process of oxygen, usually by using the method for lecture experiment in teaching.Currently, generally with beaker,
Funnel, test tube form an easy device to do the lecture experiment, and this device needs field combinations, complex steps, operation
Trouble cannot intuitively make classmates understand variation when photosynthesis occurs for plant in a short time, cause student to knowledge
Understanding it is not deep enough.
The utility model patent of authorization Publication No. CN206249762U discloses a kind of simple photosynthesis demonstration teaching aid,
The utility model patent of authorization publication number CN204288660U discloses a kind of photosynthesis of plant demonstration teaching aid.Above-mentioned two reality
With new patent, solve the problems, such as that teaching aid needs on-site assembly to a certain extent, but there is also comparative test group is less,
The problems such as influence of the different colours illumination to intensity of photosynthesis cannot be demonstrated.
Utility model content
In view of the above-mentioned problems, the utility model provides, one kind is easy to assembly, and comparative test group is sufficient, can demonstrate different colours
The device that illumination, different illumination intensity influence the intensity of illumination that intensity of photosynthesis influences on intensity of photosynthesis.
The technical solution adopted in the utility model is: the device that intensity of illumination influences intensity of photosynthesis, including camera bellows
And reaction member, camera bellows outside are arranged harness, multiple reaction members, multiple reaction members and column distribution are arranged inside camera bellows；Secretly
Power-supply controller of electric is arranged in case side wall, and control reaction member is connected to power supply；Reaction member includes that LED light source, reactor and U-shaped are surveyed
Measure device；LED light source and reactor are located in reaction member case, and U-shaped measuring device is fixed on reaction member box outer wall, reaction
Device connects U-shaped measuring device, the amount of oxygen that metering photosynthesis generates by hose.
Camera bellows design, avoids exterior light from shining on photosynthetic influence；Multiple reaction members and column distribution, convenient for setting simultaneously
Set multiple groups check experiment；Using LED light source, calorific value is low, and incandescent lamp heat dissipation capacity in experimentation is preferably avoided to lead to water greatly
The problem of temperature rises；LED light source is the superposition of rated power lamp bead quantity, to guarantee the progressively increasing property of intensity of illumination, operation is very
It is convenient；Harness facilitates the movement of device.
Two side end caps are arranged in the side of camera bellows, and side end cap is removable end cap；Upper end cover, upper end is arranged in the top of camera bellows
Lid is removable end cap；Plate is arranged in the two sides of side end cap, is connected by a snap between side end cap and upper end cover.Removable end cap
Design is convenient for changing LED light source and observation U-shaped measuring device measurement data；It snaps connection, assembly and disassembly is convenient.
Filter is set between LED light source and reactor；LED light source and filter use detachable structure.Facilitate LED light
The replacement in source and filter, the device that intensity of photosynthesis is influenced in different illumination intensity convenient for teaching aid and different colours illumination
Switch the device influenced between intensity of photosynthesis.
Reactor includes reaction flask, sealing-plug and conduit, and sealing-plug seals reaction flask, and conduit passes through sealing-plug connection reaction
Bottle；Setting algae and sodium bicarbonate solution in reactor.Sodium bicarbonate solution decomposes release carbon dioxide gas under certain condition
Body provides carbon dioxide for photosynthesis, realizes the quantitative analysis of test；Algae is photosynthetic main body, in photosynthesis
Middle absorbing carbon dioxide discharges oxygen.
Valve and connector is arranged in U-shaped measuring device one end, and graduation mark is arranged in the other end；Reactor passes through hose connection valve
Door end connector；Labeled liquid is filled in U-shaped measuring device.Valve is used to adjust gas when experiment starts inside and outside reactor
Pressure, it is ensured that device will not cause being widely varied for the fluid column in U-shaped measuring device due to the change of pressure when assembling, while
The repeatability of guarantee test；U-shaped measuring device fills labeled liquid, is used to indicate the quantity that photosynthesis generates oxygen.
Compared with prior art, the utility model has the following beneficial effects:
The utility model is designed using camera bellows, and more comparison groups are tested simultaneously, can complete different illumination intensity to photosynthetic work
The test influenced with the test and different colours illumination of intensity effect on intensity of photosynthesis, device switching are simple and convenient.
Detailed description of the invention
The apparatus structure schematic diagram that Fig. 1, intensity of illumination influence intensity of photosynthesis；
Fig. 2, reaction member structural schematic diagram；
Fig. 3, U-shaped measuring device structural schematic diagram；
Wherein, 1, camera bellows, 2, reaction member, 3, reaction member case, 4, graduation mark, 5, LED light source, 6, filter, 7, close
Blocking, 8, conduit, 9, reactor, 10, U-shaped measuring device.
Specific embodiment
The utility model is described further combined with specific embodiments below.
Embodiment 1
The device that intensity of illumination as shown in Figure 1,2 and 3 influences intensity of photosynthesis, including camera bellows 1 and reaction member
2, harness is set outside camera bellows 1；Three reaction members 2, three reaction members 2 and column distribution are set inside camera bellows 1；1 side of camera bellows
Power-supply controller of electric is arranged in wall, and control reaction member 2 is connected to power supply；Reaction member 2 includes that LED light source 5, reactor 9 and U-shaped are surveyed
Measure device 10；LED light source 5 and reactor 9 are located in reaction member case 3, and U-shaped measuring device 10 is fixed on outside reaction member case 3
On wall, reactor 9 connects U-shaped measuring device 10, the amount of oxygen that metering photosynthesis generates by hose.
Camera bellows design, avoids exterior light from shining on photosynthetic influence；Three reaction members 2 and column distribution, convenient for simultaneously
Two groups of check experiments are set；Using LED light source 5, calorific value is low, and incandescent lamp heat dissipation capacity in experimentation is preferably avoided to cause greatly
The problem of water temperature rises；LED light source 5 is the superposition of rated power lamp bead quantity, to guarantee the progressively increasing property of intensity of illumination, is operated non-
It is often convenient；Harness facilitates the movement of device.
Two side end caps are arranged in the side of camera bellows 1, and side end cap is removable end cap；Upper end cover is arranged in the top of camera bellows 1, on
End cap is removable end cap；Plate is arranged in the two sides of side end cap, is connected by a snap between side end cap and upper end cover.Detachable end
Lid design is convenient for changing LED light source and observation U-shaped measuring device measurement data；It snaps connection, assembly and disassembly is convenient.
Filter 6 is set between LED light source 5 and reactor 9；LED light source 5 and filter 6 use detachable structure.Three
The quantity of the smooth pearl of LED light source 5 is followed successively by 1,2 and 3 in reaction member 2；Filter 6 is colorless and transparent filter, is convenient for teaching aid
For the development of test to be influenced on intensity of photosynthesis in different illumination intensity.
Reactor 9 includes reaction flask, sealing-plug 7 and conduit 8, and sealing-plug 7 seals reaction flask, and conduit 8 connects across sealing-plug 7
Logical reaction flask；Setting algae and sodium bicarbonate solution in reactor 9.Sodium bicarbonate solution decomposes release dioxy under certain condition
Change carbon gas, provides carbon dioxide for photosynthesis, realize the quantitative analysis of test；Algae is photosynthetic main body, in light
Absorbing carbon dioxide discharges oxygen in cooperation use.
Valve 11 and connector is arranged in 10 one end of U-shaped measuring device, and graduation mark 4 is arranged in the other end；Reactor 9 passes through hose
11 end connector of connecting valve；Red labeled liquid is filled in U-shaped measuring device 10.Valve is anti-when experiment starts for adjusting
Answer the air pressure inside and outside device, it is ensured that device will not cause the big of the fluid column in U-shaped measuring device 10 due to the change of pressure when assembling
Amplitude variation, while the also repeatability of guarantee test；U-shaped measuring device 10 fills red labeled liquid, is used to indicate light
The cooperation quantity for generating oxygen.
The present embodiment is designed using camera bellows, and two groups of comparison groups are tested simultaneously, can complete different illumination intensity to photosynthetic work
With the test of intensity effect, use sodium bicarbonate solution for reaction solution, algae is photosynthetic main body, realizes the experiment
Quantitative analysis.
Embodiment 2
The device that intensity of illumination as shown in Figure 1,2 and 3 influences intensity of photosynthesis, including camera bellows 1 and reaction member
2, harness is set outside camera bellows 1；Three reaction members 2, three reaction members 2 and column distribution are set inside camera bellows 1；1 side of camera bellows
Power-supply controller of electric is arranged in wall, and control reaction member 2 is connected to power supply；Reaction member 2 includes that LED light source 5, reactor 9 and U-shaped are surveyed
Measure device 10；LED light source 5 and reactor 9 are located in reaction member case 3, and U-shaped measuring device 10 is fixed on outside reaction member case 3
On wall, reactor 9 connects U-shaped measuring device 10, the amount of oxygen that metering photosynthesis generates by hose.
Camera bellows design, surface external illumination is on photosynthetic influence；Three reaction members 2 and column distribution, convenient for simultaneously
Two groups of check experiments are set；Using LED light source 5, calorific value is low, and incandescent lamp heat dissipation capacity in experimentation is preferably avoided to cause greatly
The problem of water temperature rises；LED light source 5 is rated power light source；Harness facilitates the movement of device.
Two side end caps are arranged in the side of camera bellows 1, and side end cap is removable end cap；Upper end cover is arranged in the top of camera bellows 1, on
End cap is removable end cap；Plate is arranged in the two sides of side end cap, is connected by a snap between side end cap and upper end cover.Detachable end
Lid design is convenient for changing LED light source and observation U-shaped measuring device measurement data；It snaps connection, assembly and disassembly is convenient.
Filter 6 is set between the LED light source 5 and reactor 9；LED light source 5 and filter 6 are using detachable knot
Structure.Filter 6 is respectively colorless and transparent filter, red filter plate and blue filter plate in three reaction members 2, is convenient for teaching aid
For influencing to test on intensity of photosynthesis in different colours illumination.
The reactor 9 includes reaction flask, sealing-plug 7 and conduit 8, and sealing-plug 7 seals reaction flask, and conduit 8 passes through close
Blocking 7 is connected to reaction flask；Setting algae and sodium bicarbonate solution in reactor 9.Sodium bicarbonate solution decomposes under certain condition
Carbon dioxide gas provides carbon dioxide for photosynthesis, realizes the qualitative and quantitative analysis of test；Algae is photosynthetic work
Main body, absorbing carbon dioxide discharges oxygen in photosynthesis.
Graduation mark 4 is arranged in 10 one end of U-shaped measuring device setting valve 11 and connector, the other end；Reactor 9 is logical
Cross 11 end connector of hose connection valve door；Red labeled liquid is filled in U-shaped measuring device 10.Valve is opened for adjusting experiment
The air pressure when beginning inside and outside reactor, it is ensured that device will not cause the liquid in U-shaped measuring device 10 due to the change of pressure when assembling
Column is widely varied, while the also repeatability of guarantee test；U-shaped measuring device 10 fills red labeled liquid, is used for
Indicate that photosynthesis generates the quantity of oxygen.
The present embodiment is designed using camera bellows, and two groups of comparison groups are tested simultaneously, can complete different colours illumination to photosynthetic work
It is tested with intensity effect, uses sodium bicarbonate solution for reaction solution, algae is photosynthetic main body, realizes determining for the experiment
Property and quantitative analysis.
Claims (5)
1. the device that intensity of illumination influences intensity of photosynthesis, including camera bellows (1) and reaction member (2), it is characterised in that: institute
Harness is set outside the camera bellows (1) stated；Multiple reaction members (2) are set inside camera bellows (1), and multiple reaction members (2) are divided side by side
Cloth；Power-supply controller of electric is arranged in camera bellows (1) side wall；The reaction member (2) includes LED light source (5), reactor (9)
With U-shaped measuring device (10)；LED light source (5) and reactor (9) are located in reaction member case (3), and U-shaped measuring device (10) is solid
It is scheduled on reaction member case (3) outer wall, reactor (9) connects U-shaped measuring device (10) by hose.
2. the device that intensity of illumination according to claim 1 influences intensity of photosynthesis, it is characterised in that: described is dark
Two side end caps are arranged in the side of case (1), and side end cap is removable end cap；Upper end cover is arranged in the top of camera bellows (1), and upper end cover is
Removable end cap；Plate is arranged in the two sides of the side end cap, is connected by a snap between side end cap and upper end cover.
3. the device that intensity of illumination according to claim 1 influences intensity of photosynthesis, it is characterised in that: described
Filter (6) are set between LED light source (5) and reactor (9)；LED light source (5) and filter (6) use detachable structure.
4. the device that intensity of illumination according to claim 1 influences intensity of photosynthesis, it is characterised in that: described is anti-
Answering device (9) includes reaction flask, sealing-plug (7) and conduit (8), and sealing-plug (7) seals reaction flask, and conduit (8) passes through sealing-plug (7)
It is connected to reaction flask；Setting algae and sodium bicarbonate solution in reactor (9).
5. the device that intensity of illumination according to claim 1 influences intensity of photosynthesis, it is characterised in that: the U
Valve (11) and connector is arranged in shape measuring device (10) one end, and graduation mark (4) are arranged in the other end；Reactor (9) passes through hose
Connecting valve (11) holds connector；Labeled liquid is filled in U-shaped measuring device (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820435794.8U CN208521515U (en) | 2018-03-29 | 2018-03-29 | The device that intensity of illumination influences intensity of photosynthesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820435794.8U CN208521515U (en) | 2018-03-29 | 2018-03-29 | The device that intensity of illumination influences intensity of photosynthesis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208521515U true CN208521515U (en) | 2019-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820435794.8U Expired - Fee Related CN208521515U (en) | 2018-03-29 | 2018-03-29 | The device that intensity of illumination influences intensity of photosynthesis |
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| Country | Link |
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| CN (1) | CN208521515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545059A (en) * | 2018-03-29 | 2019-03-29 | 李勇 | The device that intensity of illumination influences intensity of photosynthesis |
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2018
- 2018-03-29 CN CN201820435794.8U patent/CN208521515U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545059A (en) * | 2018-03-29 | 2019-03-29 | 李勇 | The device that intensity of illumination influences intensity of photosynthesis |
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| 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: 20190219 Termination date: 20210329 |