CN207877715U - A kind of injecting type gas-liquid cycle fermentation tank - Google Patents
A kind of injecting type gas-liquid cycle fermentation tank Download PDFInfo
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- CN207877715U CN207877715U CN201820061819.2U CN201820061819U CN207877715U CN 207877715 U CN207877715 U CN 207877715U CN 201820061819 U CN201820061819 U CN 201820061819U CN 207877715 U CN207877715 U CN 207877715U
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- fermentation tank
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Abstract
The utility model is related to fermentor devices, and in particular to a kind of injecting type gas-liquid cycle fermentation tank.The utility model fermentation tank includes fermentation tank (1), 360 ° of rotary jets (3), positive displacement pump (5), the outer connecting pipe (4) of tank, pipe-line mixer (7), connecting pipe (2) and compressed air pipe (6) in tank.The utility model overcomes easily there is the problems such as bacterial cell disruption, grease exudation using stirred fermentor fermented and cultured schizochytrium limacinum, the utility model injecting type gas-liquid cycle fermentation tank action temperature and, it is small to the damage of thalline, realize being sufficiently mixed for thalline, zymotic fluid and compressed air, be particularly suitable for fragmentation vibrios, filamentous fungi etc. it is aerobic, easily by the microbial fermentation culture of shear property model.
Description
Technical field
The utility model is related to a kind of fermentor devices, and in particular to one kind being suitable for fragmentation vibrios, filamentous fungi etc. and wants
Seek the injecting type gas-liquid cycle fermentation tank of high dissolved oxygen, low sheraing.
Background technology
In aerobic fermentation industry in order to increase air and feed liquid mixing efficiency, fermentation tank generally uses multilayer axial flow type and diameter
The knockdown blender of flow pattern.Radial type blender mainly plays shearing and peptizaiton, axial flow type to fermenter base air inlet
Blender mainly makes feed liquid and gas in pipe be sufficiently mixed by main body convection action.Meanwhile baffle is set in fermentation tank
Or multigroup heat exchanging pipe is used for changing the direction of liquid stream, increases the mixed effect of liquid liquid and gas-liquid.Aerobic fermentation jar agitator and
Auxiliary mixing device main purpose is to promote feed liquid mixing and increasing dissolved oxygen content in feed liquid, however these devices in tank
Violent shock and shear action can be generated to thalline, thalli growth and metabolism are adversely affected.
Docosahexaenoic acid (docosahexaenoic acid, DHA) is the serial long-chain polyunsaturated fat of ω -3
Acid.Research shows that DHA is the important component of cerebral cortex and retina, the development of infant's brain and eyesight can be promoted, simultaneously
DHA can reduce the generation of human body angiocardiopathy and inflammation, be adding for infant food and plurality of medical purposes formula food
Addition point.Currently, be the ideal replacement of fish oil extraction using fragmentation vibrios fermentation method production DHA, but because of fragmentation vibrios thalline
Cell is big, cell grease content is high, broken, bacterial cell disruption, grease easily occurs using the culture of convention stir ferment tank
Phenomena such as exudation, seriously affects thalli growth and the extraction of DHA.
Utility model content
To solve the above problems, the utility model provides a kind of injecting type gas-liquid cycle fermentation tank, which overcomes
The problem of traditional aerobic fermentation tank mechanical stirring device injures thalline, improves fermentation production rate and zymotic fluid quality.
The utility model provides a kind of injecting type gas-liquid cycle fermentation tank, including fermentation tank (1), 360 ° of rotation sprays
Emitter (3), positive displacement pump (5), the outer connecting pipe (4) of tank, pipe-line mixer (7), tank internal chaining pipe (2) and compressed air pipe
(6)。
360 ° of rotary jets (3) are stainless steel, 1.5~2.0m/s of jet velocity.
360 ° of rotary jets (3) surface roughness Ra≤0.2 micron, nozzle flow channel width >=3mm.
The quantity and specification of 360 ° of rotary jets are determined according to internal circulating load, and single head or bull may be selected.
Not baffled or heat exchanging pipe in the fermentation tank (1), heat exchange mode select jacket type or outer semi-canal type.Hair
Fermentation tank tank body (1) inner wall smooth, to thalline without shock, shearing.
The positive displacement pump (5) is sanitation-grade impeller pump or diaphragm pump.
The diaphragm of diaphragm pump is that Kynoar material and other temperature tolerances are good, disclosure satisfy that the material of steam sterilizing requirement
Matter.
The pipe-line mixer (7) is stainless steel, meets steam sterilizing requirement, and without dead angle, reach sanitation-grade and want
It asks.
Eddy current type, porous plate or special-shaped board-like hybrid mode can be selected in pipe-line mixer (7) pipe-line mixer.
Valve in system can be used antibiotic valve, diaphragm valve or shut-off valve with steam discharge end valve etc. without dead angle, convenient for steam
The valve of vapour sterilizing.
The beneficial effects of the utility model：
(1) the utility model injecting type gas-liquid cycle fermentation tank stirring action is mild, small to the damage of thalline, realizes bacterium
Body, zymotic fluid and compressed air are sufficiently mixed, this fermentation tank is particularly suitable for fragmentation vibrios, filamentous fungi etc. and is easily damaged by shearing
The microbial cell fermentation culture of wound；
(2) mixing and cycle side of the utility model injecting type gas-liquid cycle fermentation tank instead of traditional stirred fermentor
Formula simplifies device in tank, without dead angle, is not easy microbiological contamination, this fermentation tank can make material mixed equilibrium in tank, gas dispersion, gas-liquid
Mass-and heat-transfer is uniform, meets microbial fermentation production requirement.
Description of the drawings
The utility model is described in further details below with reference to attached drawing.
Fig. 1 is the utility model injecting type gas-liquid cycle fermentation tank structural schematic diagram：1 is fermentation tank, is connected in 2 tanks
Pipeline, 3 be 360 ° of rotary jets, and 4 be the outer connecting pipe of tank, and 5 be positive displacement pump, and 6 be compressed air pipe, and 7 is mixed for pipeline
Clutch.
Specific implementation mode
The technical scheme in the utility model embodiment is clearly and completely described below, it is clear that described reality
It is only the utility model a part of the embodiment to apply example, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protection domain.
In order to overcome bacterial cell disruption caused by using convention stir formula ferment tank culture fragmentation vibrios, grease exudation etc.
Problem, the utility model provide a kind of injecting type gas-liquid cycle fermentation tank.As shown in Figure 1, which includes fermentation tank tank
Body (1), 360 ° of rotary jets (3), positive displacement pump (5), the outer connecting pipe (4) of tank, pipe-line mixer (7), communicating pipe in tank
Road (2) and compressed air pipe (6).
360 ° of rotary jets (3) are stainless steel, 1.5~2.0m/s of jet velocity.
360 ° of rotary jets (3) surface roughness Ra≤0.2 micron, nozzle flow channel width >=3mm.
The quantity and specification of 360 ° of rotary jets are determined according to internal circulating load, and single head or bull may be selected.
Not baffled or heat exchanging pipe in the fermentation tank (1), heat exchange mode select jacket type or outer semi-canal type.Hair
Fermentation tank tank body (1) inner wall smooth, to thalline without shock, shearing.
The positive displacement pump (5) is sanitation-grade impeller pump or diaphragm pump.
The diaphragm of diaphragm pump is that Kynoar material and other temperature tolerances are good, disclosure satisfy that the material that sterilizing requires.
The pipe-line mixer (7) is stainless steel, meets steam sterilizing requirement, and without dead angle, reach sanitation-grade and want
It asks.
Pipe-line mixer (7) pipe-line mixer selects eddy current type, porous plate or the board-like hybrid mode of abnormity.
Valve in system is using antibiotic valve, diaphragm valve or shut-off valve with steam discharge end valve etc. without dead angle, convenient for steam
The valve of sterilizing.
Embodiment
The utility model tank (1) that ferments is conventional specification, using diaphragm pump (5) by zymotic fluid from tank bottom through connecting outside tank
Thread a pipe (4), pipe-line mixer (7) is delivered to connecting pipe in tank (2), spurted into tank and followed by 360 ° of rotary jets (3)
Ring mixes.Aseptic compressed air pipeline (6) is connected to the air intake of pipe-line mixer (7), and aseptic compressed air is thus by band
Enter and tentatively mixed with zymotic fluid, gas-liquid mixed mutually enters through connecting pipe outside tank (4) in fermentation tank, and tank is spurted by injector
Feed liquid realizes the secondary mixing of gas-liquid.Mixing and endless form of the device instead of tradition stirring, it is equal to have reached material mixing
Weighing apparatus, gas dispersion, fining air bubbles, gas-liquid mass transfer heat transfer uniformly and other effects, and action temperature and, it is small to the damage of thalline, realize
Thalline, zymotic fluid and compressed air are sufficiently mixed, and are particularly suitable for that fragmentation vibrios, filamentous fungi etc. are aerobic, easily sheared
The microbial fermentation culture of damage.
Claims (8)
1. a kind of injecting type gas-liquid cycle fermentation tank, which is characterized in that including fermentation tank (1), 360 ° of rotary jets
(3), positive displacement pump (5), the outer connecting pipe (4) of tank, pipe-line mixer (7), connecting pipe (2) and compressed air pipe in tank
(6)。
2. injecting type gas-liquid cycle fermentation tank according to claim 1, which is characterized in that 360 ° of rotary jets (3)
For stainless steel, 1.5~2.0m/s of jet velocity.
3. injecting type gas-liquid cycle fermentation tank according to claim 1 or claim 2, which is characterized in that 360 ° of rotary jets
(3) surface roughness Ra≤0.2 micron, nozzle flow channel width >=3mm.
4. injecting type gas-liquid cycle fermentation tank according to claim 1, which is characterized in that in the fermentation tank (1) not
Baffled or heat exchanging pipe, heat exchange mode select jacket type or outer semi-canal type.
5. injecting type gas-liquid cycle fermentation tank according to claim 1, which is characterized in that the positive displacement pump (5) is health
Grade impeller pump or diaphragm pump.
6. injecting type gas-liquid cycle fermentation tank according to claim 5, which is characterized in that the diaphragm of diaphragm pump is to gather inclined fluorine
Ethylene material and other temperature tolerances are good, disclosure satisfy that the material that sterilizing requires.
7. injecting type gas-liquid cycle fermentation tank according to claim 1, which is characterized in that the pipe-line mixer (7) is not
Rust steel material.
8. according to the injecting type gas-liquid cycle fermentation tank of claim 1 or 7, which is characterized in that pipe-line mixer (7) pipe
Road mixer selects eddy current type, porous plate or the board-like hybrid mode of abnormity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820061819.2U CN207877715U (en) | 2018-01-15 | 2018-01-15 | A kind of injecting type gas-liquid cycle fermentation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820061819.2U CN207877715U (en) | 2018-01-15 | 2018-01-15 | A kind of injecting type gas-liquid cycle fermentation tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207877715U true CN207877715U (en) | 2018-09-18 |
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ID=63506561
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820061819.2U Active CN207877715U (en) | 2018-01-15 | 2018-01-15 | A kind of injecting type gas-liquid cycle fermentation tank |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109439515A (en) * | 2018-12-19 | 2019-03-08 | 广州甲宝机械有限公司 | A kind of spiral biological second level that declines spreads cultivation device and method |
| CN116396855A (en) * | 2023-05-15 | 2023-07-07 | 南京工业大学 | Biological fermentation reactor and method based on jet flow rotary stirring |
-
2018
- 2018-01-15 CN CN201820061819.2U patent/CN207877715U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109439515A (en) * | 2018-12-19 | 2019-03-08 | 广州甲宝机械有限公司 | A kind of spiral biological second level that declines spreads cultivation device and method |
| CN116396855A (en) * | 2023-05-15 | 2023-07-07 | 南京工业大学 | Biological fermentation reactor and method based on jet flow rotary stirring |
| CN116396855B (en) * | 2023-05-15 | 2024-05-07 | 南京工业大学 | Biological fermentation reactor and method based on jet flow rotary stirring |
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