CN201454420U - Micro-filtration membrane sterilization device - Google Patents
Micro-filtration membrane sterilization device Download PDFInfo
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- CN201454420U CN201454420U CN2009201032358U CN200920103235U CN201454420U CN 201454420 U CN201454420 U CN 201454420U CN 2009201032358 U CN2009201032358 U CN 2009201032358U CN 200920103235 U CN200920103235 U CN 200920103235U CN 201454420 U CN201454420 U CN 201454420U
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- filtration membrane
- sterilization device
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Abstract
The utility model belongs to the field of biochemical engineering and particularly relates to a micro-filtration membrane sterilization device used for sterilization for a culture medium in sorbose fermentation by adopting the ceramic microfiltration membrane. The micro-filtration membrane sterilization device adopts the structure that a culture medium mixing tank, a centrifugal pump, a prefiltration membrane component, a culture base-material tank, a culture medium centrifugal pump, a heat exchanger, a micro-filtration membrane component and a fermentation tank are connected through stainless steel pipes in sequence; the micro-filtration membrane sterilization device is characterized in that the prefiltration membrane component adopts a tubular ceramic micro-filtration membrane; and the utility model can fully replace the traditional high-temperature steam sterilization device, save a great amount of heat and cooling water, can retain the nutrient content of the culture medium to the utmost extent, further improves the yield of the fermentation product and greatly reduces the production cost of the Vitamin C.
Description
Technical field
The utility model belongs to the biochemical industry apparatus field, particularly a kind of micro-filtration membrane degerming equipment that uses ceramic micro filter film to carry out the sorbose fermentation medium.
Background technology
Sorbose fermentation medium (abbreviation culture medium) is to generate the necessary one group of nutriment of sorbose for acetobacter melarogenum growth and sorbierite oxidation, is made up of sorbierite, corn steep liquor, dusty yeast, peptone etc. usually.In sorbose industrial fermentation process, prior art generally adopts high-temperature steam equipment to carry out moist heat sterilization, is about to each component of culture medium and is dissolved in water, is incubated, and by high temperature microorganism in the culture medium is killed, thereby reaches aseptic requirement.After this culture medium is sterilized, its temperature is reduced to set point of temperature gets final product inoculation fermentation.
But, there are the following problems for existing equipment: adopt traditional high-temperature steam sterilizing installation to carry out moist heat sterilization, need to consume more heat energy and cooling water, nutritional labeling can be subjected to destruction to a certain degree in the culture medium, and be difficult to guarantee 100% degerming, bacteria-eliminating efficacy poor stability.
Summary of the invention
For addressing the above problem, the utility model provides a kind of micro-filtration membrane degerming equipment, can replace traditional high-temperature steam sterilizing installation to realize the aseptic of culture medium, thereby reduce the consumption of steam and cooling water to greatest extent, energy savings simultaneously, reduces the destruction to the culture medium nutritional labeling.
The utility model is achieved by the following technical solutions:
A kind of micro-filtration membrane degerming of the utility model equipment, it comprises culture medium material-compound tank 1, centrifugal pump 2, pre-filter membrane component 3, culture medium batch can 4, culture medium centrifugal pump 5, heat exchanger 6, inlet pressure meter 15, micro-filtration membrane module 7 and the fermentation tank 10 that connects successively with stainless steel tube; Described micro-filtration membrane module 7 also has outlet pressure meter 16, diaphragm valve 8, the flowmeter 9 of an end through connecting successively to link to each other with culture medium batch can 4, is provided with thermometer 14 in the described culture medium batch can 4; One side of described pre-filter membrane component 3 is connected with waste tank 17;
Described pre-filter membrane component 3 and micro-filtration membrane module 7 are the tubular type ceramic micro filter film.
The membrane aperture of described pre-filter membrane component is 0.5 micron.
The membrane aperture of described micro-filtration membrane module is 0.1 micron.
The utility model is compared advantage with existing degerming equipment:
1. all components of culture medium adopts the micro-filtrate membrane filtration degerming, therefore, does not need high-temperature service to save the heat energy better effects if.
2. because all components of culture medium does not stand high-temperature process, thereby the nutritional labeling in the culture medium is not damaged, and is not unfavorable for that the material that ferments generates yet.
3. adopt 0.5 micron ceramic micro filter film to carry out the preliminary treatment of sorbose fermentation medium, comparable common mechanical filter such as plate-frame filtering have better clarification, more help reducing film and pollute.
4. adopt the cross-flow filtration mode, filter membrane pollutes little, long service life.
5. adopt tubular ceramic membrane, carrying out film when cleaning, without limits cleaning way and cleaning agent kind.
Description of drawings
Fig. 1 is a micro-filtration membrane degerming device structure schematic diagram of the present utility model.
The explanation of symbol in the accompanying drawing:
1 culture medium material-compound tank; 2 centrifugal pumps; 3 pre-filter membrane components; 4 culture medium batch cans; 5 culture medium centrifugal pumps; 6 heat exchangers; 7 micro-filtration membrane modules; 8 diaphragm valves; 9 flowmeters; 10 fermentation tanks; 11 culture medium feed liquids; 12 cooling water inlet valves; 13 cooling water flowing water Valves; 14 thermometers; 15 inlet pressure meters; 16 outlet pressure meters; 17 waste tank.
The specific embodiment
With reference to the accompanying drawings micro-filtration membrane degerming equipment of the present utility model is elaborated.
Referring to Fig. 1, a kind of micro-filtration membrane degerming of the utility model equipment, it comprises culture medium material-compound tank 1, centrifugal pump 2, pre-filter membrane component 3, culture medium batch can 4, culture medium centrifugal pump 5, heat exchanger 6, inlet pressure meter 15, micro-filtration membrane module 7 and the fermentation tank 10 that connects successively with stainless steel tube; Described micro-filtration membrane module 7 also has outlet pressure meter 16, diaphragm valve 8, the flowmeter 9 of an end through connecting successively to link to each other with culture medium batch can 4, is provided with thermometer 14 in the described culture medium batch can 4; One side of described pre-filter membrane component 3 is connected with waste tank 17; Described pre-filter membrane component 3 and micro-filtration membrane module 7 are the tubular type ceramic micro filter film.The membrane aperture of described pre-filter membrane component is 0.5 micron.The membrane aperture of described micro-filtration membrane module is 0.1 micron.
Micro-filtration membrane degerming equipment operation principle of the present utility model is:
Add in the culture medium material-compound tank 1 after at first each constituent of culture medium being weighed according to proportioning, at room temperature add the water stirring and dissolving.Under the effect of centrifugal pump 2, filter the culture medium feed liquid in the mode of cross-flow then, after indissolubility particulate matter wherein is trapped, be transported to storage in the waste tank 17 through pre-filter membrane component 3.After the filtration is that culture medium feed liquid 11 is transported to culture medium batch can 4 through liquid.
Under the effect of culture medium centrifugal pump 5, culture medium feed liquid 11 is transported to heat exchanger 6 from culture medium batch can 4 through stainless steel pipes, according to the show value that is installed in the thermometer 14 on the culture medium batch can 4, by controlling cooling water inlet valve 12 and the cooling water flowing water Valve 13 that is installed on the heat exchanger 6, the temperature of above-mentioned culture medium feed liquid 11 is controlled in the prescribed limit.Then, above-mentioned culture medium feed liquid 11 is transported to micro-filtration membrane module 7, culture medium feed liquid 11 is carried out micro-filtration through micro-filtration membrane module 7 in the mode of cross-flow.Bacterium becomes trapped fluid because of size is trapped greatly, and this trapped fluid turns back to culture base-material via diaphragm valve 8 and irritates 4 cross-flow filtrations that circulate.And see through liquid is that seed culture medium (the aseptic liquid that sees through) is transported to fermentation tank 10 and carries out inoculation fermentation.
According to the indication of inlet pressure meter 15, outlet pressure meter 16 and flowmeter 9, can regulate pressure and the flow velocity of culture base-material liquid 11 by micro-filtration membrane module 7 by controlling diaphragm valve 8.
Adopt the sorbose fermentation medium of above-mentioned micro-filtration membrane degerming equipment preparation, detect through microbiology, no microbe colony produces, and promptly 100% is aseptic; The nutritional labeling of seed culture medium such as biotin, amino acid continue to have substantially.
The utility model compared with prior art its effect is:
1. all components of culture medium adopts the micro-filtrate membrane filtration degerming, does not need high-temperature service, and therefore, energy-saving effect is better.
2. because all components of culture medium does not stand high-temperature process, thereby the nutritional labeling in the culture medium can not be damaged, and is not unfavorable for that the material that ferments generates yet.
3. adopt 0.5 micron ceramic micro filter film to carry out the preliminary treatment of sorbose fermentation medium, comparable common mechanical filter such as plate-frame filtering have better clarification, more are conducive to reduce film and pollute.
4. adopt the cross-flow filtration mode, film pollutes little, long service life.
5. adopt tubular ceramic membrane, carrying out film when cleaning, to cleaning way and cleaning agent kind without limits.
Claims (3)
1. micro-filtration membrane degerming equipment, it is characterized in that it comprises culture medium material-compound tank (1), centrifugal pump (2), pre-filter membrane component (3), culture medium batch can (4), culture medium centrifugal pump (5), heat exchanger (6), inlet pressure meter 15, micro-filtration membrane module (7) and the fermentation tank (10) that connects successively with stainless steel tube; Described micro-filtration membrane module (7) also has outlet pressure meter 16, diaphragm valve 8, the flowmeter 9 of an end through connecting successively to link to each other with culture medium batch can (4), is provided with thermometer (14) in the described culture medium batch can (4); One side of described pre-filter membrane component (3) is connected with waste tank 17;
Described pre-filter membrane component (3) and micro-filtration membrane module (7) are the tubular type ceramic micro filter film.
2. micro-filtration membrane degerming equipment as claimed in claim 1 is characterized in that the membrane aperture of described pre-filter membrane component (3) is 0.5 micron.
3. micro-filtration membrane degerming equipment as claimed in claim 1 is characterized in that the membrane aperture of described micro-filtration membrane module (7) is 0.1 micron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201032358U CN201454420U (en) | 2009-06-11 | 2009-06-11 | Micro-filtration membrane sterilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201032358U CN201454420U (en) | 2009-06-11 | 2009-06-11 | Micro-filtration membrane sterilization device |
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| Publication Number | Publication Date |
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| CN201454420U true CN201454420U (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009201032358U Expired - Fee Related CN201454420U (en) | 2009-06-11 | 2009-06-11 | Micro-filtration membrane sterilization device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111500434A (en) * | 2020-04-30 | 2020-08-07 | 樟树市狮王生物科技有限公司 | Polyglutamic acid production and processing equipment |
| CN114409154A (en) * | 2022-02-25 | 2022-04-29 | 上海大学 | Reduce processing apparatus that membrane of soluble algae organic matter pollutes |
-
2009
- 2009-06-11 CN CN2009201032358U patent/CN201454420U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111500434A (en) * | 2020-04-30 | 2020-08-07 | 樟树市狮王生物科技有限公司 | Polyglutamic acid production and processing equipment |
| CN114409154A (en) * | 2022-02-25 | 2022-04-29 | 上海大学 | Reduce processing apparatus that membrane of soluble algae organic matter pollutes |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20110611 |