CN203021554U - Fermentation tank of axial radial flow spiral stirring air distribution and uniform distribution device - Google Patents
Fermentation tank of axial radial flow spiral stirring air distribution and uniform distribution device Download PDFInfo
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- CN203021554U CN203021554U CN 201220730515 CN201220730515U CN203021554U CN 203021554 U CN203021554 U CN 203021554U CN 201220730515 CN201220730515 CN 201220730515 CN 201220730515 U CN201220730515 U CN 201220730515U CN 203021554 U CN203021554 U CN 203021554U
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- stirring rake
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- stirring paddle
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Abstract
The utility model relates to a fermentation tank of an axial radial flow spiral stirring air distribution and uniform distribution device. The fermentation tank comprises a stirring shaft, a tank body, an air inlet, a first stirring paddle, a second stirring paddle, a third stirring paddle, an air distributor, a pipe wall, air holes and paddle blades, wherein the tank body is of the shape of a cylinder, the stirring shaft is arranged at the central part in the tank body, three speeds of the stirring paddles, namely the first stirring paddle, the second stirring paddle and the third stirring paddle, are arranged on the stirring shaft, the first stirring paddle, the second stirring paddle and the third stirring paddle are sequentially arranged from top to bottom, the first stirring paddle and the second stirring paddle are axial radial flow type stirring paddles, a plurality of semi-circular pipe paddle blades are arranged on the axial radial flow type stirring paddles, the paddle blades are shaped like arc blades, the third stirring paddle is a lower spiral stirring paddle, the air distributor is arranged below the third stirring paddle, the air distributor is of a circular ring-shaped hollow pipeline, a plurality of air holes are arranged on the pipe wall of the circular ring-shaped hollow pipeline, and the air holes are uniformly distributed on 3/4 circumference at the middle and lower part of the pipe wall. A stirrer adopts one-speed of the lower spiral stirring paddle and two speeds of the axial radial flow type stirring paddles, the ordered circulating flow of material can be changed, the liquid flow speed in the tank body is accelerated, dead angles in the tank are reduced, dissolved oxygen is uniformly distributed, the benefits of air in liquid are improved, the utilization coefficient of sterile air is further improved, the fermentation profit is simultaneously improved and the supply quantity is reduced.
Description
Technical field
The utility model relates to biotechnical processes fermentation equipment used, particularly a kind of diameter of axle stream, the empty minute uniform device fermentor tank of screw mixing.
Background technology
Since China reform and opening-up, national economy obtains rapid growth, has become the main flow of the present industrial development of China with " scientific and technical innovation, autonomous innovation ", and China's industry is progressively to intensive style, energy-saving and emission-reduction, the future development of low-carbon (LC).Fermentor tank is a kind of important equipment in biological study.Fig. 1 is existing traditional mechanical agitating fermentation tank, comprise tank body 2, be arranged on stir shaft 1 in tank body 2, be arranged on the stirring rake 3 on stir shaft 1 and be arranged on the blast cap 4 of tank body 2 bottoms, blast cap 4 is provided with several pores, described blast cap 4 is connected with the inlet pipe 5 outside tank body 2, the air of compression is provided with several pores by this blast cap 4 and enters in tank body 2, makes aerobic bacterial classification carry out metabolism in cultivating feed liquid synthetic.As can be seen from Figure, the shortcoming of this fermentor tank is: adopt the mode air inlet that directly imports air, it is slow that air enters the speed of fermented liquid, and air skewness in liquid, can not fully mix with fermented liquid, cause the molten amount of oxygen low, thereby yield poorly, power consumption is large.Stirring rake on stir shaft 13 adopts the powerful radial agitator of Ping Yeshi (or leaf-cutting formula, curved blade type etc.) simultaneously, and this mechanical working condition shearing force is large, and the stirring power consumption is high, has consisted of the main power consumption of fermentation, and has easily had the dead angle in tank, easily microbiological contamination.In order to address this problem, R﹠D institution and science and technology in enterprise personnel utilize modern science and technology in constantly research, exploration, although obtained technically some progress, still exist the technical barrier that not yet overcomes in practice.
Summary of the invention
The purpose of this utility model is to overcome above deficiency, a kind of diameter of axle stream, the empty minute uniform device fermentor tank of screw mixing are provided, agitator adopts the mode of one grade of lower screw mixing oar and second gear diameter of axle streaming stirring rake, the air of compression is evenly entered from the bottom in tank, can fully mix with fermented liquid, increase dissolved oxygen, improve the dissolved oxygen evening ratio.
the technical scheme that its technical problem that solves the utility model adopts is: comprise stir shaft, tank body, inlet mouth, the first stirring rake, the second stirring rake, the 3rd stirring rake, gas distributor, tube wall, pore, blade, tank body are a cylinder shape shape, and in tank body, the centre is provided with stir shaft, and stir shaft is provided with the third gear stirring rake, is respectively the first stirring rake, the second stirring rake and the 3rd stirring rake, the first stirring rake, the second stirring rake and the 3rd stirring rake are arranged in order from top to bottom, the first stirring rake and the second stirring rake are diameter of axle streaming stirring rake, diameter of axle streaming stirring rake is provided with multi-disc semi-circular tube blade, it is leaf that blade is arc, the 3rd stirring rake is lower screw mixing oar, be provided with gas distributor below the 3rd stirring rake, gas distributor is the hollow pipeline of annular, the sidewall that tank body is passed respectively by two upward bent hollow pipelines in the two ends of annular hollow pipeline stretches out outside tank body, the tube wall of annular hollow pipeline is provided with some pores, pore is evenly distributed in 3/4ths circumference of tube wall middle and lower part, formed diameter of axle stream, the empty minute uniform device fermentor tank of screw mixing.
The know-why that the utility model adopts is: agitator adopts the mode of one grade of lower screw mixing oar and second gear diameter of axle streaming stirring rake, the air of compression is evenly entered from the bottom in tank, can fully mix with fermented liquid, increase dissolved oxygen, improve the dissolved oxygen evening ratio.The bottom of this fermentor tank in tank body is provided with gas distributor, gas distributor is the hollow pipeline of annular, the sidewall that tank body is passed respectively by two upward bent hollow pipelines in the two ends of annular hollow pipeline stretches out outside tank body, the hollow pipeline of this annular is as far as possible near the tank body bottom, not only make fermented liquid and the air mixed on tank body middle part and top, the fermented liquid of tank base is had an opportunity and air mixed, increase dissolved oxygen.Be provided with some pores on the tube wall of hollow pipeline, pore is evenly distributed in 3/4ths circumference of tube wall middle and lower part, does not establish back of the body pore in the circumference on tube wall top 1/4th; When the compression air evenly enter in tank body by this pore, the air that evenly enters can fully mix with fermented liquid, and can delay gas evaporation speed, also is conducive to the increase of dissolved oxygen.The air of compression enters gas distributor by outer two inlet pipe that arrange of tank body, in tank body, the air of compression enters in tank body by the pore on the gas distributor tube wall, the pressure of the fermented liquid that flows in tank body is less than the pressure of the air of compression, produce negative pressure, air amount makes air constantly to rising, the air that rises mixes with the fermented liquid that flows, thereby improves fermentation efficiency.The stirring rake of this fermentor tank adopts the little diameter of axle streaming stirring rake of power consumption, and diameter of axle streaming stirring rake is provided with multi-disc semi-circular tube blade, and it is leaf that blade is arc, helps save energy.Because agitator adopts one grade of lower screw mixing oar and second gear diameter of axle streaming stirring rake, can change the orderly cycling stream of material, make liquid flow velocity quickening in tank body, reduced dead angle in tank, dissolved oxygen is evenly distributed, improved the benefit of air in liquid, improved the utilization coefficient of sterile air, improve simultaneously the fermentation income, reduce supply.
The utility model beneficial effect is: agitator adopts one grade of lower screw mixing oar and second gear diameter of axle streaming stirring rake, can change the orderly cycling stream of material, make liquid flow velocity quickening in tank body, reduced dead angle in tank, dissolved oxygen is evenly distributed, improved the benefit of air in liquid, thereby improved the utilization coefficient of sterile air, improve simultaneously the fermentation income, reduce supply.
Description of drawings
The below further describes the utility model in conjunction with the accompanying drawings and embodiments:
Fig. 1 is the internal structure schematic diagram of existing traditional mechanical agitating fermentation tank
Fig. 2 is the internal structure schematic diagram of diameter of axle stream, the empty minute uniform device fermentor tank of screw mixing
Fig. 3 is A-A sectional view in Fig. 2
Fig. 4 is the structural representation of diameter of axle stream, the empty minute uniform device fermentor tank axis radial-flow type stirring rake of screw mixing
Fig. 5 is the structural representation of lower screw mixing oar in diameter of axle stream, the empty minute uniform device fermentor tank of screw mixing
1. stir shafts, 2. tank body, 3. stirring rake, 4. blast cap, 5. inlet pipe, 6. inlet mouth, 7. the first stirring rake, 8. the second stirring rake, 9. the 3rd stirring rake, 10. gas distributor, 11. tube walls, 12. pores, 13. blades in the drawings.
Embodiment
at Fig. 2, Fig. 3, Fig. 4, in Fig. 5: tank body 2 is a cylinder shape shape, the interior centre of tank body 2 is provided with stir shaft 1, stir shaft 1 is provided with third gear stirring rake 3, it is respectively the first stirring rake 7, the second stirring rake 8 and the 3rd stirring rake 9, the first stirring rake 7, the second stirring rake 8 and the 3rd stirring rake 9 are arranged in order from top to bottom, the first stirring rake 7 and the second stirring rake 8 are diameter of axle streaming stirring rake, diameter of axle streaming stirring rake is provided with multi-disc semi-circular tube blade 13, it is leaf that blade 13 is arc, the 3rd stirring rake 9 is lower screw mixing oar, be provided with gas distributor 10 below the 3rd stirring rake 9, gas distributor 10 is the hollow pipeline of annular, the sidewall that tank body 2 is passed respectively by two upward bent hollow pipelines in the two ends of annular hollow pipeline stretches out outside tank body 2, the tube wall 11 of annular hollow pipeline is provided with some pores 12, pore 12 is evenly distributed in 3/4ths circumference of tube wall 11 middle and lower parts, formed diameter of axle stream, the empty minute uniform device fermentor tank of screw mixing.
Diameter of axle stream, the empty minute uniform device fermentor tank of screw mixing, agitator adopts the mode of one grade of lower screw mixing oar and second gear diameter of axle streaming stirring rake, and the air of compression is evenly entered from the bottom in tank, can fully mix with fermented liquid, increase dissolved oxygen, improve the dissolved oxygen evening ratio.The bottom of this fermentor tank in tank body 2 is provided with gas distributor 10, gas distributor 10 is the hollow pipeline of annular, the sidewall that tank body 2 is passed respectively by two upward bent hollow pipelines in the two ends of annular hollow pipeline stretches out outside tank body 2, the hollow pipeline of this annular is as far as possible near tank body 2 bottoms, not only make fermented liquid and the air mixed on tank body 2 middle parts and top, the fermented liquid of tank body 2 bottoms is had an opportunity and air mixed, increase dissolved oxygen.Be provided with some pores 12 on the tube wall 11 of hollow pipeline, pore 12 is evenly distributed in 3/4ths circumference of tube wall 11 middle and lower parts, pore 12 is not set: when the air that compresses evenly enters in tank body 2 by this pore 12 in the circumference on tube wall 11 tops 1/4th, the air that evenly enters can fully mix with fermented liquid, and can delay gas evaporation speed, also be conducive to the increase of dissolved oxygen.The air of compression enters gas distributor 10 by two inlet pipe 5 of tank body 2 outer settings, in tank body 2, the air of compression enters in tank body 2 by the pore 12 on gas distributor 10 tube walls 11, the pressure of the interior mobile fermented liquid of tank body 2 is less than the pressure of the air of compression, produce negative pressure, air amount makes air constantly to rising, the air that rises mixes with the fermented liquid that flows, thereby improves fermentation efficiency.The stirring rake 3 of this fermentor tank adopts the little diameter of axle streaming stirring rake of power consumption, and diameter of axle streaming stirring rake is provided with multi-disc semi-circular tube blade 13, and it is leaf that blade 13 is arc, helps save energy.Because agitator adopts one grade of lower screw mixing oar and second gear diameter of axle streaming stirring rake, can change the orderly cycling stream of material, the interior liquid flow velocity of tank body 2 is accelerated, reduced dead angle in tank, dissolved oxygen is evenly distributed, improved the benefit of air in liquid, improved the utilization coefficient of sterile air, improve simultaneously the fermentation income, reduce supply.
Claims (1)
1. the diameter of axle flows, the empty minute uniform device fermentor tank of screw mixing relates to biotechnical processes fermentation equipment used, comprises stir shaft, tank body, inlet mouth, the first stirring rake, the second stirring rake, the 3rd stirring rake, gas distributor, tube wall, pore, blade is characterized in that: tank body is a cylinder shape shape, and in tank body, the centre is provided with stir shaft, and stir shaft is provided with the third gear stirring rake, is respectively the first stirring rake, the second stirring rake and the 3rd stirring rake, the first stirring rake, the second stirring rake and the 3rd stirring rake are arranged in order from top to bottom, the first stirring rake and the second stirring rake are diameter of axle streaming stirring rake, diameter of axle streaming stirring rake is provided with multi-disc semi-circular tube blade, it is leaf that blade is arc, the 3rd stirring rake is lower screw mixing oar, be provided with gas distributor below the 3rd stirring rake, gas distributor is the hollow pipeline of annular, the sidewall that tank body is passed respectively by two upward bent hollow pipelines in the two ends of annular hollow pipeline stretches out outside tank body, the tube wall of annular hollow pipeline is provided with some pores, pore is evenly distributed in 3/4ths circumference of tube wall middle and lower part, formed diameter of axle stream, the empty minute uniform device fermentor tank of screw mixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220730515 CN203021554U (en) | 2012-12-27 | 2012-12-27 | Fermentation tank of axial radial flow spiral stirring air distribution and uniform distribution device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220730515 CN203021554U (en) | 2012-12-27 | 2012-12-27 | Fermentation tank of axial radial flow spiral stirring air distribution and uniform distribution device |
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| CN203021554U true CN203021554U (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220730515 Expired - Fee Related CN203021554U (en) | 2012-12-27 | 2012-12-27 | Fermentation tank of axial radial flow spiral stirring air distribution and uniform distribution device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103981086A (en) * | 2014-06-03 | 2014-08-13 | 常州市科宏电子电器有限公司 | Circulating ventilation multi-stage variable speed plastic fermentation tank |
| CN105950460A (en) * | 2016-07-15 | 2016-09-21 | 江苏尚昆生物设备有限公司 | Self-suction energy-efficient fermentation tank |
| CN111043008A (en) * | 2018-10-11 | 2020-04-21 | 河南顺达新能源科技有限公司 | Large-volume buffer tank with noise reduction and vibration reduction functions |
| CN112029634A (en) * | 2020-09-10 | 2020-12-04 | 河北乐开节能科技股份有限公司 | Rub bubble formula gas distribution fermentation cylinder with hands |
-
2012
- 2012-12-27 CN CN 201220730515 patent/CN203021554U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103981086A (en) * | 2014-06-03 | 2014-08-13 | 常州市科宏电子电器有限公司 | Circulating ventilation multi-stage variable speed plastic fermentation tank |
| CN105950460A (en) * | 2016-07-15 | 2016-09-21 | 江苏尚昆生物设备有限公司 | Self-suction energy-efficient fermentation tank |
| CN111043008A (en) * | 2018-10-11 | 2020-04-21 | 河南顺达新能源科技有限公司 | Large-volume buffer tank with noise reduction and vibration reduction functions |
| CN112029634A (en) * | 2020-09-10 | 2020-12-04 | 河北乐开节能科技股份有限公司 | Rub bubble formula gas distribution fermentation cylinder with hands |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20181227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |