CN208898876U - Gas-lift fermentation reactor is used in experiment - Google Patents
Gas-lift fermentation reactor is used in experiment Download PDFInfo
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- CN208898876U CN208898876U CN201821649243.8U CN201821649243U CN208898876U CN 208898876 U CN208898876 U CN 208898876U CN 201821649243 U CN201821649243 U CN 201821649243U CN 208898876 U CN208898876 U CN 208898876U
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Abstract
Experiment gas-lift fermentation reactor, the utility model relates to a kind of airlift fermentation reaction unit, it is in order to simulate the various forms of gas lift stream modes of airlift fermentation reaction unit.The gas-lift fermentation reactor includes reactor tank, air sparger, annular gas distributor, guide shell, support rod, air pump, drain pipe and insulating layer, the bottom in reactor tank is arranged in discoid air sparger, annular gas distributor is set in the outside of air sparger, multiple support rods are evenly arranged on the tank body circumferencial direction of reactor tank internal upper part, guide shell overlap joint is fixed on support rod, the tank bottom of reactor tank is arranged in drain pipe, and insulating layer is coated on the outer wall of reactor tank；Air sparger and annular gas distributor pass through air inlet pipe respectively and are in parallel with air pump.The utility model can be realized common stream airlift circulation and reverse flow airlift circulation by the air sparger and annular gas distributor of control guide shell bottom.
Description
Technical field
The utility model relates to a kind of airlift fermentation reaction units.
Background technique
Existing airlift fermentor is widely used to industrial mass production, including microculture, cell culture, food
The fields such as product processing and biological environmental production.Its principle supplied oxygen is all based on deep layer bubbling, i.e., air is scattered in hair in the form of bubbles
In zymotic fluid, in the side of ventilation, the decline of liquid averag density, in airproof side, fluid density is larger, thus generates and lead to
The liquid of gas side generates density contrast, to form the circulation of fermentation pot liquid.
The generally concentric round guide shell structure of airlift reactor.Gas is passed through from guide shell bottom, in guide shell
Upper up-flow forms common stream airlift circulation；Gas is passed through in the annular space of guide shell and reactor wall, is formed reverse flow gas lift and is followed
Ring；There are also multi-layer porous baffle is arranged in guide shell, so that the bubble in upper up-flow is evenly dispersed, eliminates bubble coalescence and formed
Air pocket.
And in order to study which influence or different fermentations stoste of the different airlift reactor structures to fermentation reaction be suitble to
Kind airlift circulation mode needs to carry out experimental study.
Utility model content
The purpose of this utility model and is mentioned to simulate the various forms of gas lift stream modes of airlift fermentation reaction unit
For a kind of experiment gas-lift fermentation reactor.
The utility model experiment gas-lift fermentation reactor include reactor tank, air sparger, annular gas distributor,
Guide shell, support rod, air pump, drain pipe and insulating layer are provided with exhaust outlet, feed inlet and defoaming agent on the roof of reactor tank and add
Entrance, cover lid are located on the roof of reactor tank, and the bottom in reactor tank, annular gas is arranged in discoid air sparger
Distributor is set in the outside of air sparger, is evenly arranged with multiple supports on the tank body circumferencial direction of reactor tank internal upper part
Bar is provided with locating slot in the upper surface of the body of rod free end of support rod, be provided in the outer tube wall circumferential direction of guide shell it is multiple with
The connecting plate of locating slot cooperation, connecting plate are embedded in locating slot and by the fixed guide shells of fastener, open in the tank bottom of reactor tank
There is leakage fluid dram, one end of drain pipe is connected with the leakage fluid dram of tank bottom；Insulating layer is coated on the outer wall of reactor tank；
One end of first air inlet pipe is connected with air sparger, and the other end of the first air inlet pipe is connected with air pump, and second
One end of air inlet pipe is connected with annular gas distributor, and the other end of the second air inlet pipe is connected with the first air inlet pipe, first
Gas valve is respectively arranged in air inlet pipe and the second air inlet pipe.
The bottom setting air sparger and annular gas of the reactor tank of the utility model experiment gas-lift fermentation reactor
Body distributor, when air sparger is bubbled, gas is passed through from guide shell bottom, and upper up-flow forms common stream in guide shell
Airlift circulation；When annular gas distributor is bubbled, gas is passed through in the annular space of guide shell and reactor wall, forms reversed gas
Circulation is risen, two different airlift circulation forms can be realized by this gas-lift fermentation reactor.
Guide shell overlap joint in the utility model experiment gas-lift fermentation reactor is fixed on support rod, easy to disassemble
And replacement.The gas-lift fermentation reactor can be realized common stream airlift circulation and reverse flow airlift circulation, be suitable for small-sized work
The experimental study of industry production and gas lift fermentation reaction.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that gas-lift fermentation reactor is used in the utility model experiment；
Fig. 2 is the structural schematic diagram of air sparger and annular gas distributor；
Fig. 3 is that the structural schematic diagram on support rod is arranged in guide shell；
Fig. 4 is the structural schematic diagram of the locating slot on support rod.
Specific embodiment
Specific embodiment 1: present embodiment experiment gas-lift fermentation reactor includes reactor tank 1, air sparger
2, annular gas distributor 3, guide shell 4, support rod 5, air pump 6, drain pipe 9 and insulating layer 10, are opened on the roof of reactor tank 1
There are exhaust outlet, feed inlet and defoaming agent that mouth is added, the lid of cover 11 is located on the roof of reactor tank 1, discoid air sparger 2
Bottom in reactor tank 1 is set, and annular gas distributor 3 is set in the outside of air sparger 2, in 1 internal upper part of reactor tank
Tank body circumferencial direction on be evenly arranged with multiple support rods 5, be provided with locating slot in the upper surface of the body of rod free end of support rod 5
5-1 is provided with multiple connecting plate 4-1 with locating slot 5-1 cooperation, connecting plate 4-1 insertion in the outer tube wall circumferential direction of guide shell 4
In locating slot 5-1 and by the fixed guide shell 4 of fastener, be provided with leakage fluid dram in the tank bottom of reactor tank 1, one end of drain pipe 9 and
The leakage fluid dram of tank bottom is connected；Insulating layer 10 is coated on the outer wall of reactor tank 1；
One end of first air inlet pipe 7 is connected with air sparger 2, and the other end of the first air inlet pipe 7 is connected with air pump 6,
One end of second air inlet pipe 8 is connected with annular gas distributor 3, and the other end of the second air inlet pipe 8 is connected with the first air inlet pipe 7
It is logical, gas valve is respectively arranged in the first air inlet pipe 7 and the second air inlet pipe 8.
Specific embodiment 2: the present embodiment is different from the first embodiment in that the ratio of height to diameter (H/D) of reactor tank 1
For 3~5:1.
Specific embodiment 3: the present embodiment is different from the first and the second embodiment in that being provided in reactor tank 1
Temperature sensor.
System temperature of the temperature sensor of present embodiment to fermentation liquid in test reaction tank.
Specific embodiment 4: in reactor tank 1 unlike one of present embodiment and specific embodiment one to three
Tank skin top is provided with observation window 12.
Specific embodiment 5: edge in guide shell 4 unlike one of present embodiment and specific embodiment one to three
Short transverse is provided with multi-layer porous baffle.
Present embodiment can make bubble be uniformly dispersed by perforated baffle, and eliminate the air pocket formed due to bubble coalescence.
Specific embodiment 6: 1 outer tank of reactor tank unlike one of present embodiment and specific embodiment one to five
Electric boiling plate 13 is provided in the insulating layer 10 of wall.
Embodiment: the present embodiment experiment gas-lift fermentation reactor includes reactor tank 1, air sparger 2, annular gas
Distributor 3, guide shell 4, support rod 5, air pump 6, drain pipe 9 and insulating layer 10, be provided on the roof of reactor tank 1 exhaust outlet,
Mouth and pressure valve 13 is added in feed inlet, defoaming agent, and the lid of cover 11 is located on the roof of reactor tank 1, discoid air sparger 2
Bottom in reactor tank 1 is set, and annular gas distributor 3 is set in the outside of air sparger 2, in 1 internal upper part of reactor tank
Tank body circumferencial direction on be uniformly arranged there are four support rod 5, support rod 5 is arranged radially along reactor tank 1, in support rod 5
The upper surface of body of rod free end is provided with locating slot 5-1, is provided with four and locating slot 5-1 in the outer tube wall circumferential direction of guide shell 4
The connecting plate 4-1 of cooperation, connecting plate 4-1 are embedded in locating slot 5-1 and by the fixed guide shells 4 of fastener, in the tank of reactor tank 1
Bottom is provided with leakage fluid dram, and one end of drain pipe 9 is connected with the leakage fluid dram of tank bottom；Insulating layer 10 is coated on the outer wall of reactor tank 1；
One end of first air inlet pipe 7 is connected with air sparger 2, and the other end of the first air inlet pipe 7 is connected with air pump 6,
One end of second air inlet pipe 8 is connected with annular gas distributor 3, and the other end of the second air inlet pipe 8 is connected with the first air inlet pipe 7
It is logical, gas valve is respectively arranged in the first air inlet pipe 7 and the second air inlet pipe 8.
It, will even by fastener (such as screw) in the locating slot on connecting plate insertion support rod on the present embodiment guide shell
Fishplate bar is fixed in locating slot.
In the present embodiment air sparger and annular gas distributor pass through respectively the first air inlet pipe and the second air inlet pipe with
Air pump is in parallel, and when air sparger is bubbled, gas is passed through from guide shell bottom, and upper up-flow forms common stream in guide shell
Airlift circulation；When annular gas distributor is bubbled, gas is passed through in the annular space of guide shell and reactor wall, forms reversed gas
Circulation is risen, two different airlift circulation forms can be realized by this gas-lift fermentation reactor, two kinds of differences can also be carried out
The alternating fermentation reaction of airlift circulation.
Claims (6)
1. experiment use gas-lift fermentation reactor, it is characterised in that the experiment gas-lift fermentation reactor include reactor tank (1),
Air sparger (2), annular gas distributor (3), guide shell (4), support rod (5), air pump (6), drain pipe (9) and insulating layer
(10), it is provided with exhaust outlet, feed inlet and defoaming agent on the roof of reactor tank (1), mouth is added, cover (11) lid is located at reactor tank
(1) on roof, the bottom that discoid air sparger (2) is arranged in reactor tank (1), annular gas distributor (3) set
It is located at the outside of air sparger (2), is evenly arranged with multiple support rods on the tank body circumferencial direction of reactor tank (1) internal upper part
(5), it is provided with locating slot (5-1) in the upper surface of the body of rod free end of support rod (5), in the outer tube wall circumferential direction of guide shell (4)
Multiple connecting plates (4-1) with locating slot (5-1) cooperation are provided with, connecting plate (4-1) is embedded in locating slot (5-1) and by tight
Firmware is fixed guide shell (4), is provided with leakage fluid dram, one end of drain pipe (9) and the leakage fluid dram phase of tank bottom in the tank bottom of reactor tank (1)
Connection；Insulating layer (10) is coated on the outer wall of reactor tank (1)；
One end of first air inlet pipe (7) is connected with air sparger (2), the other end and air pump (6) phase of the first air inlet pipe (7)
Even, one end of the second air inlet pipe (8) is connected with annular gas distributor (3), the other end of the second air inlet pipe (8) and the first air inlet
Pipe (7) is connected, and is respectively arranged with gas valve in the first air inlet pipe (7) and the second air inlet pipe (8).
2. experiment gas-lift fermentation reactor according to claim 1, it is characterised in that the ratio of height to diameter of reactor tank (1) is
3~5:1.
3. experiment gas-lift fermentation reactor according to claim 1, it is characterised in that be provided with temperature in reactor tank (1)
Spend sensor.
4. experiment gas-lift fermentation reactor according to claim 1, it is characterised in that on the tank skin of reactor tank (1)
Portion is provided with observation window (12).
5. experiment gas-lift fermentation reactor according to claim 1, it is characterised in that along height side in guide shell (4)
To being provided with multi-layer porous baffle.
6. experiment gas-lift fermentation reactor according to claim 1, it is characterised in that the guarantor of reactor tank (1) outer tank skin
Electric boiling plate (13) are provided in warm layer (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649243.8U CN208898876U (en) | 2018-10-11 | 2018-10-11 | Gas-lift fermentation reactor is used in experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649243.8U CN208898876U (en) | 2018-10-11 | 2018-10-11 | Gas-lift fermentation reactor is used in experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208898876U true CN208898876U (en) | 2019-05-24 |
Family
ID=66575348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821649243.8U Expired - Fee Related CN208898876U (en) | 2018-10-11 | 2018-10-11 | Gas-lift fermentation reactor is used in experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208898876U (en) |
-
2018
- 2018-10-11 CN CN201821649243.8U patent/CN208898876U/en not_active Expired - Fee Related
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| 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: 20190524 Termination date: 20191011 |