CN208151345U - A kind of airlift fermentor - Google Patents
A kind of airlift fermentor Download PDFInfo
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- CN208151345U CN208151345U CN201820317500.1U CN201820317500U CN208151345U CN 208151345 U CN208151345 U CN 208151345U CN 201820317500 U CN201820317500 U CN 201820317500U CN 208151345 U CN208151345 U CN 208151345U
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- conduit
- tank body
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- blender
- central axis
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Abstract
The utility model provides a kind of airlift fermentor, and the utility model mixing effect is good, solves the problems, such as that existing gas-lifting type agitator tank mixing is non-uniform；In use, can at times be the first conduit, the ventilation of the second conduit, two kinds of opposite endless form be formed in tank body, greatly improve the stirring efficiency and dissolved oxygen rate of material in tank；Cooperate the work of the first conduit or the second conduit using the first blender and the second blender simultaneously, accelerate circulation of the material in entire fermentor, first blender, the second blender structure facilitate the formation of negative pressure, drive material continuous up and down in periphery to be uniformly mixed material；The heat transfer between tank body and the second conduit can be improved by the endless form that the second conduit and the first blender, the second blender cooperatively form and reduce the generation of foam；By the cover of hollow structure, fangs, gear is placed on cover, in fangs, tank body contamination rate is reduced, improves the success rate of fermentation.
Description
Technical field
The utility model relates to fermentor technical fields, and in particular to a kind of airlift fermentor.
Background technique
Bioprocesses are mostly aerobic processes, and ventilating fermentation equipment is the core and base of aerobic biochemical consersion unit
Plinth, current most widely used ventilation fermentation tank is mechanical agitation type, but this kind of fermentor power consumption is big, processing difficulties,
Investment is high, maintenance trouble.Therefore, the research and application of on-mechanical stirred-tank fermenter are rapidly developed, especially gas-lifting type
Fermentor, airlift fermentor are a kind of new-type bioreactor for starting development and application the 1970s, this kind of reactor
It is simple with structure, be not easy that microbiological contamination, dissolved oxygen efficiency be high, low power consumption and other advantages, gas lift is sufficiently mixed gas-liquid, the biography of oxygen
Utilization rate is passed to greatly improve.Airlift fermentor common are airlift loop, bubble type, air injection type etc., and work is remote
From being that filtrated air is injected into fermentation liquid by nozzle or spray orifice, air bubble is made by the turbulent flow of gas-liquid mixture
Divide fine crushing, the gas-liquid mixture density that is formed simultaneously is reduced therefore moved upwards, and the small fermentation liquid of gas holdup then sinks, and is formed
It circulates, realizes mixing and dissolution oxygen transfer.But existing airlift fermentor year generally existing gas and fermentation liquid are mixed
It closes unevenly, so as to cause the disadvantages of slow was reacted.
Utility model content
In order to solve the problems in the existing technology, the utility model provides a kind of airlift fermentor, has and stirs
Mix feature uniform, that mixing effect is good.
The technical solution that the utility model solves the above problems is：A kind of airlift fermentor, including tank body, guide shell,
Air dispersers；
Tank body bottom end is equipped with fangs, and tank body top is equipped with cover, and tank body top is equipped with feed inlet, and tank body lower part is equipped with discharging
Mouthful, tank body is equipped with sample tap；Guide shell, air dispersers are equipped in tank body, air dispersers are located at guide shell bottom, water conservancy diversion
Cylinder central axis is overlapped with tank body central axis；
Air dispersers include the first conduit, the second conduit, and the first conduit, the second conduit are ring structure, and first leads
Pipe is located at outside guide shell, and the second conduit is located in guide shell；It is respectively equipped with multiple gas nozzles on first conduit, the second conduit, first
Conduit inlet end is connected by first pipe with air accumulator, and first pipe is equipped with the first valve, and the second conduit inlet end passes through
Second pipe is connected with air accumulator, and second pipe is equipped with the second valve；
Fangs, cover are spherical cap shape, and fangs, cover are hollow structure；Cover is equipped with first motor, the first electricity
Arbor is connected with the first main shaft, and the first main shaft protrudes into tank body, and the first main-shaft axis is overlapped with guide shell central axis, and first is main
Axis is successively arranged the first driving gear, the first blender along its axis direction from top to bottom, and the first driving gear is located in cover,
First driving gear left and right ends are engaged with the first driven gear respectively, and the first driven gear is fixed on the first auxiliary axis, and first
Auxiliary axis protrudes into tank body, and the first auxiliary axis is equipped with the second blender；
Fangs bottom is equipped with stabilizer blade, and fangs is equipped with the second motor, and the second motor shaft is connected with the second main shaft, the second main shaft
It protrudes into tank body, the second main-shaft axis is overlapped with guide shell central axis, and the second main shaft is equipped with from top to bottom along its axis direction
Second driving gear, the second blender, the second driving gear are located in fangs, and the second driving gear left and right ends are respectively with second
Driven gear engagement, the second driven gear is fixed on the second auxiliary axis, and the second auxiliary axis protrudes into tank body, and the second auxiliary axis is equipped with the
One blender, the angle between the second auxiliary axis and the first auxiliary axis are 90 °；
First blender includes main agitator, stirring sheet, and top, the bottom end of main agitator are respectively equipped with multiple stirring sheets,
Stirring sheet is tilted down along main agitator central axis annular array, stirring sheet；
Second blender includes main agitator, stirring sheet, and top, the bottom end of main agitator are respectively equipped with multiple stirring sheets,
Stirring sheet tilts upwards along main agitator central axis annular array, stirring sheet；
Main agitator includes upper mounting disc, lower mounting disc, and upper mounting disc bottom surface is equipped with multiple first installation sheets, the first installation
Piece is equipped with multiple second installation sheets along upper mounting disc central axis annular array, lower mounting disc top surface, and the second installation sheet is along lower peace
Sabot central axis annular array, the second installation sheet is between two adjacent first installation sheets；Upper mounting disc and lower installation
Multiple paddles are equipped between disk, paddle upper and lower ends are connected with the first installation sheet, the second installation sheet respectively, among stirring sheet
Torsional angle is equipped at position.
First catheter center axis is overlapped with guide shell central axis, in second catheter center's axis and the first conduit
Mandrel line is overlapped.
The stirring sheet and main agitator central axis are 45-80 °.
The utility model has beneficial effect：The utility model mixing effect is good, and it is mixed to solve existing gas-lifting type agitator tank
Close non-uniform problem；In use, can at times be the first conduit, the ventilation of the second conduit, two kinds be formed in tank body on the contrary
Endless form, the stirring efficiency and dissolved oxygen rate of material in tank are greatly improved, to improve fermenting speed；First is utilized simultaneously
Blender and the second blender cooperate the work of the first conduit or the second conduit, accelerate circulation of the material in entire fermentor,
First blender, the second blender structure facilitate the formation of negative pressure, drive material continuous up and down in periphery to make material
It is uniformly mixed；By the endless form that the second conduit and the first blender, the second blender cooperatively form can improve tank body with
Heat transfer between second conduit and the generation for reducing foam；By the cover of hollow structure, fangs, gear is placed on tank
In lid, fangs, tank body contamination rate is reduced, the success rate of fermentation is improved.
Detailed description of the invention
Fig. 1 is the utility model section view（1）.
Fig. 2 is the utility model section view（2）.
Fig. 3 is the first agitator structure of the utility model schematic diagram.
Fig. 4 is the second agitator structure of the utility model schematic diagram.
Fig. 5 is the utility model main agitator structural schematic diagram.
Fig. 6 is the utility model air dispersers structural schematic diagram.
Fig. 7 is gas-liquid mixture flow direction when the second conduit of the utility model is opened.
Fig. 8 is gas-liquid mixture flow direction when the first conduit of the utility model is opened.
In figure：1- tank body, 2- guide shell, 3- air dispersers, 4- fangs, 5- cover, 6- feed inlet, 7- discharge port, 8-
Sample tap, the first conduit of 9-, the second conduit of 10-, 11- gas nozzle, 12- air accumulator, the first valve of 13-, the second valve of 14-, 15-
One motor, the first main shaft of 16-, the first driving gear of 17-, the first blender of 18-, the first driven gear of 19-, the auxiliary axis of 20- first,
The second blender of 21-, 22- stabilizer blade, the second motor of 23-, the second main shaft of 24-, the second driving gear of 25-, the second driven tooth of 27-
It takes turns, the auxiliary axis of 28- second, 29- main agitator, 30- stirring sheet, the upper mounting disc of 31-, mounting disc under 32-, the first installation sheet of 33-,
The second installation sheet of 34-, 35- paddle, 36- torsional angle.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is further described the utility model.
A kind of airlift fermentor, including tank body 1, guide shell 2, air dispersers 3；
1 bottom end of tank body is equipped with fangs 4, and 1 top of tank body is equipped with cover 5, and 1 top of tank body is equipped with feed inlet 6,1 lower part of tank body
Equipped with discharge port 7, tank body 1 is equipped with sample tap 8；Guide shell 2, air dispersers 3 are equipped in tank body 1, air dispersers 3 are located at
2 bottom of guide shell, 2 central axis of guide shell are overlapped with 1 central axis of tank body；
Air dispersers 3 include the first conduit 9, the second conduit 10, and the first conduit 9, the second conduit 10 are ring structure,
First conduit 9 is located at outside guide shell 2, and the second conduit 10 is located in guide shell 2；It is respectively equipped on first conduit 9, the second conduit 10
Multiple gas nozzles 11,9 inlet end of the first conduit are connected by first pipe with air accumulator 12, and first pipe is equipped with the first valve
13,10 inlet end of the second conduit is connected by second pipe with air accumulator 12, and second pipe is equipped with the second valve 14；
Fangs 4, cover 5 are spherical cap shape, and fangs 4, cover 5 are hollow structure；Cover 5 is equipped with first motor
15,15 axis of first motor is connected with the first main shaft 16, and the first main shaft 16 protrudes into tank body 1,16 axis of the first main shaft and guide shell 2
Central axis is overlapped, and the first main shaft 16 is successively arranged the first driving gear 17, the first blender along its axis direction from top to bottom
18, the first driving gear 17 is located in cover 5, and 17 left and right ends of the first driving gear are engaged with the first driven gear 19 respectively,
First driven gear 19 is fixed on the first auxiliary axis 20, and the first auxiliary axis 20 protrudes into tank body 1, and the first auxiliary axis 20 is equipped with second and stirs
Mix device 21；
4 bottom of fangs is equipped with stabilizer blade 22, and fangs 4 is equipped with the second motor 23,23 axis of the second motor and 24 phase of the second main shaft
Even, the second main shaft 24 protrudes into tank body 1, and 24 axis of the second main shaft is overlapped with 2 central axis of guide shell, and the second main shaft 24 is along its axis
Line direction is equipped with the second driving gear 25, the second blender 21 from top to bottom, and the second driving gear 25 is located in fangs 4, and second
25 left and right ends of driving gear are engaged with the second driven gear 27 respectively, and the second driven gear 27 is fixed on the second auxiliary axis 28,
Second auxiliary axis 28 protrudes into tank body 1, and the second auxiliary axis 28 is equipped with the first blender 18, between the second auxiliary axis 28 and the first auxiliary axis 20
Angle be 90 °；
First blender 18 includes main agitator 29, stirring sheet 30, and top, the bottom end of main agitator 29 are respectively equipped with multiple
Stirring sheet 30, stirring sheet 30 are tilted down along 29 central axis annular array of main agitator, stirring sheet 30；
Second blender 21 includes main agitator 29, stirring sheet 30, and top, the bottom end of main agitator 29 are respectively equipped with multiple
Stirring sheet 30, stirring sheet 30 tilt upwards along 29 central axis annular array of main agitator, stirring sheet 30；
Main agitator 29 includes upper mounting disc 31, lower mounting disc 32, and upper 31 bottom surface of mounting disc is equipped with multiple first installation sheets
33, the first installation sheet 33 is equipped with multiple second installation sheets along upper 31 central axis annular array of mounting disc, lower 32 top surface of mounting disc
34, for the second installation sheet 34 along lower 32 central axis annular array of mounting disc, the second installation sheet 34 is located at two adjacent first peaces
Between load 33；Between upper mounting disc 31 and lower mounting disc 32 be equipped with multiple paddles 35,35 upper and lower ends of paddle respectively with
First installation sheet 33, the second installation sheet 34 are connected, and 30 middle position of stirring sheet is equipped with torsional angle 36.
First conduit, 9 central axis is overlapped with 2 central axis of guide shell, and 10 central axis of the second conduit is led with first
9 central axis of pipe is overlapped.
The stirring sheet 30 is 45-80 ° with 29 central axis of main agitator.
In use, opening the second valve 14 first as the ventilation of the second conduit 10, air is injected into fermentation liquid by gas nozzle 11,
Divide air bubble by the turbulent flow of gas-liquid mixture fine crushing, the gas-liquid mixture density being formed simultaneously reduces event upwards
Movement, and the small fermentation liquid of gas holdup then sinks, formation circulates, and realizes mixing and dissolution oxygen transfer；Open first motor
15, first motor 15 drives the first main shaft 16, the first auxiliary axis 20 to rotate, and top of first blender 18 in guide shell 2 is formed
Negative pressure is reinforced gas-liquid mixture and is moved upwards, and negative pressure is formed at lower part of second blender 21 outside guide shell 2, and it is mixed to reinforce gas-liquid
It closes object to move downward, to accelerate circulation of the material in entire fermentor.
After a period of work, the second valve 14 is closed, opens the first valve 13 as the ventilation of the first conduit 9, air passes through
Gas nozzle 11 is injected into fermentation liquid, so that air bubble is divided fine crushing, the gas being formed simultaneously by the turbulent flow of gas-liquid mixture
Liquid mixture density is reduced therefore is moved upwards, and the small fermentation liquid of gas holdup then sinks, and formation circulates, realize mixing with it is molten
Solve oxygen transfer；The second motor 23 is opened, the second motor 23 drives the second main shaft 24, the second auxiliary axis 28 to rotate, the first blender 18
Negative pressure is formed at the top outside guide shell 2, reinforces gas-liquid mixture and moves upwards, under the second blender 21 is in guide shell 2
Portion forms negative pressure, reinforces gas-liquid mixture and moves downward, to accelerate circulation of the material in entire fermentor.
Many other changes and modifications may be made without departing from the spirit and scope of the utility model.It should be appreciated that this reality
It is not limited to specific embodiment with novel, the scope of the utility model is defined by the following claims.
Claims (3)
1. a kind of airlift fermentor, which is characterized in that including tank body, guide shell, air dispersers；
Tank body bottom end is equipped with fangs, and tank body top is equipped with cover, and tank body top is equipped with feed inlet, and tank body lower part is equipped with discharge port,
Tank body is equipped with sample tap；Guide shell, air dispersers are equipped in tank body, air dispersers are located at guide shell bottom, guide shell
Central axis is overlapped with tank body central axis；
Air dispersers include the first conduit, the second conduit, and the first conduit, the second conduit are ring structure, the first conduit position
In outside guide shell, the second conduit is located in guide shell；Multiple gas nozzles, the first conduit are respectively equipped on first conduit, the second conduit
Inlet end is connected by first pipe with air accumulator, and first pipe is equipped with the first valve, and the second conduit inlet end passes through second
Pipeline is connected with air accumulator, and second pipe is equipped with the second valve；
Fangs, cover are spherical cap shape, and fangs, cover are hollow structure；Cover is equipped with first motor, first motor axis
It is connected with the first main shaft, the first main shaft protrudes into tank body, and the first main-shaft axis is overlapped with guide shell central axis, the first main shaft edge
Its axis direction is successively arranged the first driving gear, the first blender from top to bottom, and the first driving gear is located in cover, and first
Driving gear left and right ends are engaged with the first driven gear respectively, and the first driven gear is fixed on the first auxiliary axis, the first auxiliary axis
It protrudes into tank body, the first auxiliary axis is equipped with the second blender；
Fangs bottom is equipped with stabilizer blade, and fangs is equipped with the second motor, and the second motor shaft is connected with the second main shaft, and the second main shaft protrudes into
In tank body, the second main-shaft axis is overlapped with guide shell central axis, and the second main shaft is equipped with second along its axis direction from top to bottom
Driving gear, the second blender, the second driving gear are located in fangs, and the second driving gear left and right ends are driven with second respectively
Gear engagement, the second driven gear are fixed on the second auxiliary axis, and the second auxiliary axis protrudes into tank body, and the second auxiliary axis is equipped with first and stirs
Device is mixed, the angle between the second auxiliary axis and the first auxiliary axis is 90 °；
First blender includes main agitator, stirring sheet, and top, the bottom end of main agitator are respectively equipped with multiple stirring sheets, stirring
Piece is tilted down along main agitator central axis annular array, stirring sheet；
Second blender includes main agitator, stirring sheet, and top, the bottom end of main agitator are respectively equipped with multiple stirring sheets, stirring
Piece tilts upwards along main agitator central axis annular array, stirring sheet；
Main agitator includes upper mounting disc, lower mounting disc, and upper mounting disc bottom surface is equipped with multiple first installation sheets, the first installation sheet edge
Upper mounting disc central axis annular array, lower mounting disc top surface are equipped with multiple second installation sheets, and the second installation sheet is along lower mounting disc
Central axis annular array, the second installation sheet is between two adjacent first installation sheets；Upper mounting disc and lower mounting disc it
Between be equipped with multiple paddles, paddle upper and lower ends are connected with the first installation sheet, the second installation sheet respectively, stirring sheet middle position
Place is equipped with torsional angle.
2. a kind of airlift fermentor as described in claim 1, which is characterized in that first catheter center axis and water conservancy diversion
Cylinder central axis is overlapped, and second catheter center's axis is overlapped with first catheter center's axis.
3. a kind of airlift fermentor as described in claim 1, which is characterized in that the stirring sheet and main agitator central axis
Line is 45-80 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820317500.1U CN208151345U (en) | 2018-03-08 | 2018-03-08 | A kind of airlift fermentor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820317500.1U CN208151345U (en) | 2018-03-08 | 2018-03-08 | A kind of airlift fermentor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208151345U true CN208151345U (en) | 2018-11-27 |
Family
ID=64391192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820317500.1U Expired - Fee Related CN208151345U (en) | 2018-03-08 | 2018-03-08 | A kind of airlift fermentor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208151345U (en) |
-
2018
- 2018-03-08 CN CN201820317500.1U patent/CN208151345U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20181127 |