CN208500972U - One Yeasts respiration tester - Google Patents
One Yeasts respiration tester Download PDFInfo
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- CN208500972U CN208500972U CN201820683129.0U CN201820683129U CN208500972U CN 208500972 U CN208500972 U CN 208500972U CN 201820683129 U CN201820683129 U CN 201820683129U CN 208500972 U CN208500972 U CN 208500972U
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Abstract
The utility model relates to a Yeasts respiration testers, belong to experimental teaching appliance technology, including pedestal, air-breather, the air-washer on pedestal, sealing biochemical test device and product verifying attachment, wherein the air-breather is connected through snorkel with the air inlet of air-washer, the gas outlet of the air-washer is connected through snorkel with the sealing biochemical test device, and the air inlet of the product detection device is connected through snorkel with the sealing biochemical test device.The utility model tester provides the difference for probing into saccharomycete respiration mode and influences the complete experimental provision of the factor of saccharomycete breathing, saves the trouble of assembling experiment equipment, improves conventional efficient；The utility model tester is easy to operate, and detection process is more intuitive, and testing result is more accurate.
Description
Technical field
The utility model relates to a Yeasts respiration testers, belong to experimental teaching appliance technology.
Background technique
The experiment for probing into saccharomycete respiration has been used as required experiment in middle school's Bioexperiment, it is known that saccharomycete is having
Respiration can generate carbon dioxide, and the carbon dioxide generated under the conditions of aerobic respiration under conditions of oxygen and anaerobic
More, saccharomycete can ferment under the conditions of anaerobic respiration generates alcohol.In order to verify above-mentioned conclusion, in the prior art, need
It sets the difference of the respiration mode of Experimental Research saccharomycete and influences the factor of saccharomycete breathing, probe into saccharomycete breathing and make
Experimental provision generally requires the experiment equipment that will disperse assembling building, and has a single function, building process trouble, experimental result
Not accurate enough intuitive, efficiency is lower.
In view of this, the applicant specializes in this, a Yeasts respiration tester, this case are developed
Thus it generates.
Utility model content
In order to solve drawbacks described above existing in the prior art, it is real that the utility model provides a Yeasts respiration
Device is tested, to improve conventional efficient.
To achieve the goals above, the technical solution that the utility model is taken is as follows:
One Yeasts respiration tester, including pedestal, air-breather, the air-washer on pedestal, sealing
Biochemical test device and product verifying attachment, wherein the air-breather is connected through snorkel with the air inlet of air-washer, institute
The gas outlet for stating air-washer is connected through snorkel with the sealing biochemical test device, the air inlet of the product detection device
It is connected through snorkel with the sealing biochemical test device.Air-breather removes while providing oxygen for sealing biochemical test device
Remove the carbon dioxide in original device.
Preferably, the sealing biochemical test device is connected with oxygen sensor.
Preferably, the product verifying attachment is connected with carbon dioxide sensor and alcohol sensor.Carbon dioxide passes
Sensor and alcohol sensor can detecte the concentration of carbon dioxide and alcohol, substitute the side of traditional detection carbon dioxide and alcohol
Method.
Preferably, the sealing biochemical test device is connected with temperature sensor.The setting of temperature sensor can be visited
Study carefully influence of the variation of temperature to saccharomycete respiration.
Preferably, further including water-bath heating slot, the sealing biochemical test device is placed in the water-bath heating slot.
Preferably, being equipped with check (non-return) valve at the air inlet of the air-washer.Flow gas unidirectional.
Preferably, the sealing biochemical test device is equipped with sealing-plug, the snorkel and the sealing-plug and institute
Sealing biochemical test device is stated to be connected.
Preferably, the snorkel is hose.It can arbitrarily be adjusted according to position and space in experiment, and not rapid wear
It is bad.
The utility model is able to achieve following technical effect:
(1) the utility model tester provides the difference for probing into saccharomycete respiration mode and influences saccharomycete breathing
The complete experimental provision of factor saves the trouble of assembling experiment equipment, improves conventional efficient.
(2) the utility model tester is easy to operate, and detection process is more intuitive, and testing result is more accurate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one Yeasts respiration tester of Examples 1 and 2；
Fig. 2 is the structural block diagram of 1 one Yeasts respiration tester of embodiment.
Mark explanation: pedestal 1, air-washer 2, sealing biochemical test device 3, product verifying attachment 4, water-bath heating slot 5,
Check (non-return) valve 6, sealing-plug 7, snorkel 8, air-breather 9, air inlet 10, gas outlet 11, carbon dioxide sensor 12, oxygen pass
Sensor 13, gaseous state alcohol sensor 14, temperature sensor 15, sealing cover 16.
Specific embodiment
In order to make the attainable technical effect of technological means and its institute of the utility model, more perfect take off can be become apparent from
Dew, hereby provides two embodiments, and be described in detail as follows in conjunction with attached drawing:
The difference of embodiment 1 and embodiment 2 is: in the product detection device in embodiment 1, being arranged in embodiment 2 and produces
Object detection device, without installing oxygen sensor, carbon dioxide sensor and alcohol sensor in sealing biochemical test device,
Other experimental provisions are all the same.
Embodiment 1:
The one Yeasts respiration tester of the present embodiment, including pedestal, air-breather, the gas washing on pedestal
Device, sealing biochemical test device, product detection device, water-bath heating slot and it is connected with sealing biochemical test device
Oxygen sensor, temperature sensor, wherein air-breather is connected through snorkel with the air inlet of air-washer, and air-washer goes out
Port is connected through snorkel with sealing biochemical test device, and the air inlet of product detection device is through snorkel and sealing biochemical test
Device is connected, and sealing biochemical test device is placed in water-bath heating slot, and sealing biochemical test device is placed in water-bath heating slot, washes
Check (non-return) valve is equipped at the air inlet of device of air, sealing biochemical test device is equipped with sealing cover, and sealing cover is equipped with 5 sealings
Plug, snorkel are connected with sealing-plug with sealing biochemical test device, and wherein pedestal is horizontal, and air-washer uses drexel bottle, ventilation
For device using ventilation pump, snorkel uses hose, and sealing biochemical test device is structure of container, and the respiration of saccharomycete is at this
It is carried out in container.
The application method and working principle of one Yeasts respiration tester of the present embodiment:
1. getting out equipment and reagent required for testing.5 grams two parts of food yeast bacterium are weighed first；240 are measured respectively
5% glucose solution of milliliter is added in sealing biochemical test device, and load weighted saccharomycete is then added separately to glucose
In solution；The clarification limewash of equivalent is separately added into product verifying attachment.
2. connecting experimental provision, carbon dioxide sensor, anaerobic respiration are separately connected in sealing biochemical test device
When experiment, sealing biochemical test device first seals a period of time with tongs, the oxygen depletion in biochemical test device to be sealed,
It is tested again.
3. taking a small amount of yeast bacteria culture fluid into small test tube respectively after testing, the potassium bichromate of equivalent being added
Solution observes the variation of color.(surveying alcohol)
4. clarification limewash is added in product verifying attachment respectively after testing.(surveying carbon dioxide)
Use the points for attention of one Yeasts respiration tester of the present embodiment:
1. in experimentation, if the environment temperature that detects of temperature sensor is too low, suitable 30 degrees Celsius can be added
Warm water in water-bath heating slot, accelerate reaction rate.
2. pump rate of ventilating can not be too fast, to prevent the carbon dioxide in air not divisible, the effect of experiment is influenced.
Embodiment 2:
The one Yeasts respiration tester of the present embodiment, including pedestal, air-breather, the gas washing on pedestal
Device, sealing biochemical test device, product detection device, water-bath heating slot, the oxygen being connected with sealing biochemical test device pass
Sensor, temperature sensor and the carbon dioxide sensor being connected with product detection device and gaseous state alcohol sensor, wherein leading to
Device of air is connected through snorkel with the air inlet of air-washer, and the gas outlet of air-washer is through snorkel and sealing biochemical test dress
Set connected, the air inlet of product detection device is connected through snorkel with sealing biochemical test device, seals biochemical test device and sets
In water-bath heating slot, sealing biochemical test device is placed in water-bath heating slot, and check (non-return) valve is equipped at the air inlet of air-washer,
It seals biochemical test device and is equipped with sealing cover, sealing cover is equipped with 5 sealing-plugs, snorkel and sealing-plug and sealing is biochemical real
Experiment device is connected, and wherein pedestal is horizontal, and air-washer uses drexel bottle, and air-breather uses hose using ventilation pump, snorkel,
Sealing biochemical test device is structure of container, and the respiration of saccharomycete carries out in this embodiment.
The application method and working principle of one Yeasts respiration tester of the present embodiment:
1. getting out equipment and reagent required for testing.5 grams two parts of food yeast bacterium are weighed first；240 are measured respectively
5% glucose solution of milliliter is added in sealing biochemical test device, and load weighted saccharomycete is then added separately to glucose
In solution.
2. connecting experimental provision, carbon dioxide sensor, anaerobic respiration are separately connected in sealing biochemical test device
When experiment, sealing biochemical test device first seals a period of time with tongs, the oxygen depletion in biochemical test device to be sealed,
It is tested again.
3. during the experiment, carbon dioxide sensor and gaseous state alcohol sensor are connected with computer, number is opened
Change experiment common software, setting experimental period 1000s or so opens aerobic respiration ventilation point pump, clicks START button, can be with
The carbon dioxide and gaseous state alcohol in product verifying attachment are constantly detected by carbon dioxide sensor and gaseous state alcohol sensor
Concentration.
4. changes of concentrations of carbon dioxide curve and gaseous state alcohol concentration change curve during observation experiment, obtain yeast
The similarities and differences of bacterium breathing pattern.
Use the points for attention of one Yeasts respiration tester of the present embodiment:
1. in experimentation, if the environment temperature that detects of temperature sensor is too low, suitable 30 degrees Celsius can be added
Warm water in water-bath heating slot, accelerate reaction rate.
2. pump rate of ventilating can not be too fast, to prevent the carbon dioxide in air not divisible, the effect of experiment is influenced.
Sensor employed in Examples 1 and 2 is independent measuring tool, when in use, sensor is accessed and is sealed
In plug, the setting of sealing-plug can be convenient sensor access sensor and will not have an impact again to device inside.
The above content is combination preferred embodiments of the present invention to further detailed made by provided technical solution
Describe in detail bright, and it cannot be said that the utility model specific implementation is confined to these above-mentioned explanations, technology affiliated for the utility model
For the those of ordinary skill in field, without departing from the concept of the premise utility, several simple deductions can also be made
Or replacement, it all shall be regarded as belonging to the protection scope of the utility model.
Claims (8)
1. a Yeasts respiration tester, it is characterised in that: including pedestal, air-breather, the gas washing on pedestal
Device, sealing biochemical test device and product verifying attachment, wherein air inlet of the air-breather through snorkel and air-washer
Mouth is connected, and the gas outlet of the air-washer is connected through snorkel with the sealing biochemical test device, and the product examines dress
The air inlet set is connected through snorkel with the sealing biochemical test device.
2. Yeasts respiration tester as described in claim 1, it is characterised in that: the sealing biochemical test dress
It sets and is connected with oxygen sensor.
3. Yeasts respiration tester as described in claim 1, it is characterised in that: the product verifying attachment；
It is connected with carbon dioxide sensor and alcohol sensor.
4. Yeasts respiration tester as described in claim 1, it is characterised in that: the sealing biochemical test dress
It sets and is connected with temperature sensor.
5. Yeasts respiration tester as described in claim 1, it is characterised in that: it further include water-bath heating slot,
The sealing biochemical test device is placed in the water-bath heating slot.
6. Yeasts respiration tester as described in claim 1, it is characterised in that: the air inlet of the air-washer
Check (non-return) valve is equipped at mouthful.
7. Yeasts respiration tester as described in claim 1, it is characterised in that: the sealing biochemical test dress
It sets and is equipped with sealing-plug, the snorkel is connected with the sealing-plug with the sealing biochemical test device.
8. Yeasts respiration tester as claimed in claim 1 or 7, it is characterised in that: the snorkel is soft
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820683129.0U CN208500972U (en) | 2018-05-09 | 2018-05-09 | One Yeasts respiration tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820683129.0U CN208500972U (en) | 2018-05-09 | 2018-05-09 | One Yeasts respiration tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208500972U true CN208500972U (en) | 2019-02-15 |
Family
ID=65298682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820683129.0U Active CN208500972U (en) | 2018-05-09 | 2018-05-09 | One Yeasts respiration tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208500972U (en) |
-
2018
- 2018-05-09 CN CN201820683129.0U patent/CN208500972U/en active Active
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