CN106281979B - High-efficiency vertical fermentation tank - Google Patents
High-efficiency vertical fermentation tank Download PDFInfo
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- CN106281979B CN106281979B CN201610775645.1A CN201610775645A CN106281979B CN 106281979 B CN106281979 B CN 106281979B CN 201610775645 A CN201610775645 A CN 201610775645A CN 106281979 B CN106281979 B CN 106281979B
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- helical duct
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- agitating shaft
- tank body
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/18—Flow directing inserts
- C12M27/20—Baffles; Ribs; Ribbons; Auger vanes
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/02—Means for regulation, monitoring, measurement or control, e.g. flow regulation of foam
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/22—Heat exchange systems, e.g. heat jackets or outer envelopes in contact with the bioreactor walls
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Genetics & Genomics (AREA)
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- General Engineering & Computer Science (AREA)
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- General Health & Medical Sciences (AREA)
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Abstract
The present invention relates to a kind of high-efficiency vertical fermentation tanks, belong to the technical field of chemistry of ferment device.The fermentation tank includes vertical tank body, motor, by motor-driven speed reducer and agitating shaft, the lower end of agitating shaft penetrates in tank body, the lower end of agitating shaft is equipped at intervals with multiple stirrer paddles, inner tank wall is equipped at intervals with multistage helical duct from top to bottom successively, every section of helical duct is the helical blade that is fixed in inner tank wall by multi-disc along tank body central axis around being spliced, every section of helical duct is formed with the through channel for accommodating stirrer paddle, one stirrer paddle is located at the lower end of one section of helical duct and identical as the angle of the helix angle of this section of helical duct, it is equipped at the upper end of this section of helical duct to agitating shaft is inclined and rises to plate, it is coated with continuous polytetrafluorethylecoatings coatings on helical blade and the upper surface for rising to plate.The fermentation tank has the advantages that simple in structure and need not increase stirrer diameter and rotating speed and can significantly improve dissolved oxygen rate.
Description
Technical field
The present invention relates to a kind of fermentation tanks, belong to the technical field of chemistry of ferment device.
Background technology
Fermentation tank is the external environment device that microorganism grows, breeds and form product during the fermentation, it instead of
Traditional round, and played important function in continuous large-scale production, raising yield and yield aspects.
In recent years, Chinese biological zymotechnique technology and equipment level has rapid progress, but fermentation tank is tens
Year is consistent, and using normal formula air blow tank with machinery agitation, also many factories are even still continuing to use pure runoff stirring system
And pipe distributor, the drawbacks such as generally existing high energy consumption, dissolved oxygen rate are low, substrate conversion efficiency is low.
With continuing on for superior strain, the construction of normal formula air blow tank with machinery agitation has been difficult to adapt to ventilatory capacity
More and more big development trend, cannot be satisfied the aerobic fermentation requirement more and more high to dissolved oxygen, and the enlargement of fermentation tank makes tank
Interior fluid column increases, and in the case where ventilation rate is constant, absolute ventilatory capacity accordingly increases, the outlet pressure of air compressor machine is caused to increase,
Energy consumption increases.Dispersion of the bulk gas in zymotic fluid is completed, in the case where agitator type is constant, can only be stirred by increase
Device diameter and rotating speed are mixed to improve dissolved oxygen rate, but the effect is unsatisfactory in practical applications.
In addition, with the application of industrial fermentation new technology, bulk container fermentation tank steep by popularity, fermentation process
Foam often brings adverse effect to production.Due to the obstacle of foaming, gas phase portion is occupied by foam in tank, and charge is reduced, undoubtedly
The volumetric efficiency of fermentation tank is set to reduce.Often due to defoaming is not in time, foam rises, and forms " bubble liquid " phenomenon.As a result it both pollutes
Environment, and product and microorganism is made to run away from culture solution.
Moreover, Zymolysis Equipment used in existing various microbial fermentation engineerings, relies primarily on and is internally provided with heating wire
Heater come to the liquid heating in fermentation tank, this heater is easily damaged, and safety is relatively low, broth temperature after damage
Variation the growth of mycelia can be had an impact.
Invention content
The technical problem to be solved by the present invention is to not need to increase in view of the shortcomings of the prior art, proposing that one kind is simple in structure
Add stirrer diameter and rotating speed that can significantly improve the high-efficiency vertical fermentation tank of dissolved oxygen rate.
The technical solution that the present invention proposes to solve above-mentioned technical problem is：A kind of high-efficiency vertical fermentation tank, including it is vertical
The output end connection of tank body, the motor being fixed on above tank body, speed reducer and the agitating shaft being vertically arranged, the motor is slowed down
The input terminal of machine, the output end of the speed reducer and the upper end of agitating shaft are connected and fixed, and the lower end of the agitating shaft penetrates described
In tank body and tank base is extended perpendicularly to, the lower end of the agitating shaft is equipped at intervals with multiple stirrer paddles, the inner tank wall
It is equipped at intervals with multistage helical duct from top to bottom successively, every section of helical duct is the spiral being fixed on by multi-disc in inner tank wall
Blade is along tank body central axis around being spliced, and the helix angle of every section of helical duct is 15 °~20 °, every section of helical duct
Be formed with the through channel for accommodating stirrer paddle, a stirrer paddle be located at the lower end of one section of helical duct and with the section
The angle of the helix angle of helical duct is identical, at the upper end of this section of helical duct be equipped with to agitating shaft tilt and angle be 30 °
~40 ° rise to plate, the helical blade and rise to and are coated with continuous polytetrafluorethylecoatings coatings on the upper surface of plate.
The advantageous effect that the present invention is brought is：1）The present invention by being equipped at intervals with multistage from top to bottom successively in inner tank wall
Helical duct is stirred by each stirrer paddle, by the base of the multiple regions such as the oxygen-rich area of lower layer, eutrophy area and rich flora area
Matter is lifted to upper layer by helical duct, and dissolved oxygen rate can be significantly improved by not needing to increase stirrer diameter and rotating speed, can
Preferably to ferment, overall structure is simple；2）By at the upper end of this section of helical duct be equipped with to agitating shaft tilt and
Angle is 30 °~40 ° and rises to plate, at this time the matrix speed of the multiple regions such as the oxygen-rich area of lower layer, eutrophy area or rich flora area
Degree and direction are changed here, can preferably be mixed, can be significantly improved with the region located outside helical duct
Dissolved oxygen rate preferably ferments；3）By in helical blade and rising to and being coated with continuous polytetrafluoroethyl-ne on the upper surface of plate
Ene coatings, it is possible to reduce shearing force brings injury to the growth and metabolism of microorganism, while can reduce power of agitator.
The improvement of above-mentioned technical proposal is：It is penetrated equipped with expanding foam solution at the upper end of the helical duct of the adjacent tank body inner top
Flow distributor.
The advantageous effect that the present invention is brought is：The upper end that the present invention passes through the helical duct in the adjacent tank body inner top
Place is equipped with expanding foam solution jet stream distributor, is matched with stirrer paddle and helical duct, and compressed air energy is both utilized, and improves hair
The flow field of zymotic fluid and gas distribution, significantly reduce the ventilatory capacity and speed of agitator obtained needed for identical dissolved oxygen level, reduce and stir
It mixes the power consumption of device, and realizes the coincidence of 3 oxygen-rich area, eutrophy area and rich flora area regions, effectively avoid that " glucose is anti-
Feedback inhibits ", the reptation behaviors such as " carbon dioxide feedback inhibition " on the one hand improve fermentation efficiency, on the other hand also function to energy saving
Effect is conducive to microbial growth and metabolism, improves fermentation efficiency.
Being further improved for above-mentioned technical proposal be：The side-walls of top are equipped with supersonic generator in the tank body.
The advantageous effect that the present invention is brought is：By being equipped with supersonic generator in the side-walls for stating top in tank body, disappear
In addition to the foam occurred during the fermentation, be conducive to produce.
The one of perfect of above-mentioned technical proposal be：The tank body is by inner lining, outer housing and is set to inner lining and shell
Cooling chamber's composition between body.
The advantageous effect that the present invention is brought is：The tank body of the present invention is by inner lining, outer housing and set on inner lining and outside
It is insufficient can to solve large fermentation tank cooling capacity by outer housing and cooling chamber for cooling chamber's composition between shell
The problem of.
One of the perfect improvement of above-mentioned technical proposal is：The semicircle being tightly attached on inner lining is equipped in the cooling chamber
Shape cooling coil.
Above-mentioned technical proposal perfect second is that：It is provided with temperature sensor in the tank body, which stretches out
Tank body is outer and is connect with temperature controller.
Perfect three of above-mentioned technical proposal are：The tank body is stainless steel tank body.
Description of the drawings
The high-efficiency vertical fermentation tank of the present invention is described further below in conjunction with the accompanying drawings.
Fig. 1 is the high-efficiency vertical fermentation tank structural schematic diagram of the embodiment of the present invention.
Specific implementation mode
Embodiment
The high-efficiency vertical fermentation tank of the present embodiment, as shown in Figure 1, including vertical tank body 1, the electricity being fixed on above tank body 1
Machine 2, speed reducer 3 and the agitating shaft 4 being vertically arranged.Tank body 1 is stainless steel tank body, and tank body 1 is by inner lining, outer housing and sets
Cooling chamber 9 between inner lining and outer housing forms.It is cooling that the semicircle being tightly attached on inner lining is equipped in cooling chamber 9
Coil pipe.
The input terminal of the output end connection speed reducer 3 of motor 2, the output end of speed reducer 3 are connect admittedly with the upper end of agitating shaft 4
Fixed, the lower end of agitating shaft 4 penetrates in tank body 1 and extends perpendicularly to tank base, and the lower end of agitating shaft 4 is equipped at intervals with multiple stirrings
Blade 5.
1 inner wall of tank body is equipped at intervals with multistage helical duct 6 from top to bottom successively, and every section of helical duct 6 is consolidated by multi-disc
Along 1 central axis of tank body around being spliced, the helix angle of every section of helical duct 6 is the helical blade being scheduled in inner tank wall
15 °~20 °, every section of helical duct 6 is formed with the through channel 7 for accommodating stirrer paddle 5, and a stirrer paddle 5 is located at one
It is at the lower end of section helical duct 6 and identical as the angle of the helix angle of this section of helical duct.At the upper end of this section of helical duct
Equipped with being tilted to agitating shaft and angle is 30 °~40 ° and rises to plate 11.It is coated on helical blade and the upper surface for rising to plate 11
Continuous polytetrafluorethylecoatings coatings.
Expanding foam solution jet stream distributor is equipped at the upper end of the helical duct 6 of 1 inner top of adjacent tank body of the present embodiment（In figure
It is not shown）.Expanding foam solution jet stream distributor is made of contraction and enlargement nozzle, venturi mixing tube and cycle gas distribution pipe, contraction and enlargement nozzle internal diameter 5
~25mm, venturi mixing tube inlet diameter are 38~58mm, and 45~75mm of length, cone angle is 75~85 °, venturi mixing tube
It is connect with cycle gas distribution pipe tangent line, level inclination is 4O~8O °, is distributed in 3 D stereo.
The side-walls of top are equipped with supersonic generator 8 in the tank body 1 of the present embodiment.It is provided with temperature sensing in tank body 1
Device 10, temperature sensor 10 are stretched out outside tank body 1 and are connect with temperature controller.
The high-efficiency vertical fermentation tank of the present invention is not limited to the above embodiment, all technical sides formed using equivalent replacement
Case is fallen within the scope of protection required by the present invention.
Claims (1)
1. a kind of high-efficiency vertical fermentation tank, including vertical tank body, the motor being fixed on above tank body, speed reducer and it is vertically arranged
Agitating shaft, the input terminal of the output end connection speed reducer of the motor, the output end of the speed reducer and the upper end of agitating shaft
It is connected and fixed, the lower end of the agitating shaft penetrates in the tank body and extends perpendicularly to tank base, the lower end of the agitating shaft
It is equipped at intervals with multiple stirrer paddles, it is characterised in that：The inner tank wall is equipped at intervals with multistage helical duct from top to bottom successively,
Every section of helical duct be the helical blade that is fixed in inner tank wall by multi-disc along tank body central axis around being spliced, often
The helix angle of section helical duct is 15 °~20 °, and every section of helical duct is formed with the through channel for accommodating stirrer paddle,
One stirrer paddle is located at the lower end of one section of helical duct and, the section identical as the angle of the helix angle of this section of helical duct
It is equipped with and tilts to agitating shaft and angle is 30 °~40 ° and rises to plate at the upper end of helical duct, the helical blade and rise to plate
Upper surface on be coated with continuous polytetrafluorethylecoatings coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610775645.1A CN106281979B (en) | 2016-08-31 | 2016-08-31 | High-efficiency vertical fermentation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610775645.1A CN106281979B (en) | 2016-08-31 | 2016-08-31 | High-efficiency vertical fermentation tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106281979A CN106281979A (en) | 2017-01-04 |
| CN106281979B true CN106281979B (en) | 2018-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610775645.1A Active CN106281979B (en) | 2016-08-31 | 2016-08-31 | High-efficiency vertical fermentation tank |
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| Country | Link |
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| CN (1) | CN106281979B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020081128A1 (en) * | 2018-10-16 | 2020-04-23 | Sartorius Stedim North America Inc. | Foam mitigation in bioreactors using ultrasound |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108854918A (en) * | 2018-08-14 | 2018-11-23 | 四川深蓝环保科技有限公司 | A kind of chemico-heating wash reaction system of waste mineral oil and the waste containing mineral oil |
| CN114410139A (en) * | 2022-02-22 | 2022-04-29 | 淮安东德环保科技有限公司 | Environment-friendly high-performance green building wall coating and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2186753Y (en) * | 1994-03-29 | 1995-01-04 | 杨忠才 | Multifunction fermentation pot |
| CN202643684U (en) * | 2012-07-06 | 2013-01-02 | 浦城正大生化有限公司 | Fermentation tank |
| CN202717770U (en) * | 2012-08-22 | 2013-02-06 | 瑞安市高分子材料研究院有限公司 | Anti-corrosion high-temperature resistant fermentation tank |
| CN103911282A (en) * | 2013-01-06 | 2014-07-09 | 北大工学院绍兴技术研究院 | Fermentation apparatus |
| CN203474794U (en) * | 2013-08-28 | 2014-03-12 | 山东省农业科学院农业质量标准与检测技术研究所 | Spiral type biogas fermentation tank capable of automatically discharging residues |
| CN203639466U (en) * | 2013-12-04 | 2014-06-11 | 北京国奥时代新能源技术发展有限公司 | Ultrasonic defoaming device of fermentation tank |
| CN103602587A (en) * | 2013-12-09 | 2014-02-26 | 于洋 | Constant-temperature fermentation apparatus |
| CN203976796U (en) * | 2014-06-27 | 2014-12-03 | 淄博职业学院 | Biological fermentation tank with separated foamite system |
| CN205443259U (en) * | 2016-02-28 | 2016-08-10 | 罗远烽 | Fermentation cylinder add nice and warm cooling device |
| CN105886388B (en) * | 2016-05-31 | 2018-06-05 | 盐城市剑峰机械有限公司 | A kind of biological fermentation tank |
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2016
- 2016-08-31 CN CN201610775645.1A patent/CN106281979B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020081128A1 (en) * | 2018-10-16 | 2020-04-23 | Sartorius Stedim North America Inc. | Foam mitigation in bioreactors using ultrasound |
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| CN106281979A (en) | 2017-01-04 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180813 Address after: 212200 No. 88, Lu Yang Road, three Mau Town, Yangzhong City, Zhenjiang, Jiangsu Applicant after: Yangzhong wkt Bioengineering Equipment Co., Ltd. Address before: 212200 Lu Yang Road, Yangzhong City, Zhenjiang, Jiangsu Province, No. 88 Applicant before: JIANGSU LVYANG BIOLOGICAL ELECTRONIC ENGINEERING CO., LTD. |
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