CN113637574A - Microbial agent fermentation device with pH value adjusting function - Google Patents
Microbial agent fermentation device with pH value adjusting function Download PDFInfo
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- CN113637574A CN113637574A CN202111047578.9A CN202111047578A CN113637574A CN 113637574 A CN113637574 A CN 113637574A CN 202111047578 A CN202111047578 A CN 202111047578A CN 113637574 A CN113637574 A CN 113637574A
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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
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/46—Means for fastening
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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
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/38—Caps; Covers; Plugs; Pouring means
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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
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/48—Holding appliances; Racks; Supports
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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
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/26—Means for regulation, monitoring, measurement or control, e.g. flow regulation of pH
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The invention relates to the technical field of microbial inoculum fermentation equipment, and discloses a microbial inoculum fermentation device with a function of adjusting pH value, which comprises a fermentation box and also comprises: the disturbance mechanism is arranged in the fermentation box and comprises a driving shaft arranged in the fermentation box, a fixed rod is arranged at the top of the driving shaft, a fixed disc is arranged at one end, away from the driving shaft, of the fixed rod, and a disturbance shaft is rotatably arranged in the fixed disc; the setting is at the outside adjustment mechanism of fermenting case, and adjustment mechanism includes liquid adjusting part and solid-state adjusting part, and liquid adjusting part is including drawing the liquid case, draws the liquid incasement portion and has connected with the hydrojet dish of fixing at the fermenting case inner wall through the hydrojet pipe, and solid-state adjusting part is including promoting a section of thick bamboo, promote the inside vertical installation of section of thick bamboo and promote the axle, promote a plurality of promotion spirals of axle outside installation. The invention ensures the reasonable adjustment of the pH value, and the disturbance mechanism ensures the uniform feeding of the nitrogen source, thereby further shortening the change adjustment time of the pH value.
Description
Technical Field
The invention relates to the technical field of microbial agent fermentation equipment, in particular to a microbial agent fermentation device with a pH value adjusting function.
Background
The microbial agent is a live bacterial preparation prepared by processing fermentation liquor for adsorbing thalli by using a porous substance as an adsorbent after industrial production and propagation of target microorganisms. The bactericide is used for dressing seeds or dipping roots, and has the effects of directly or indirectly improving soil, restoring land capability, preventing soil-borne diseases, maintaining rhizosphere microflora balance, degrading toxic and harmful substances and the like. The agricultural microbial agent can be properly used for improving the yield of agricultural products, improving the quality of the agricultural products, reducing the using amount of chemical fertilizers, reducing the cost, improving the soil and protecting the ecological environment.
The existing fermentation device for microbial agents cannot timely and effectively adjust the pH value in the fermentation process, so that the pH value adjusting time is long, microorganisms cannot be reasonably propagated, great inconvenience is brought to the fermentation process, the fermentation result is influenced, and further improvement is needed.
Disclosure of Invention
The invention aims to provide a microbial agent fermentation device with a function of adjusting pH value, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a microbial inoculum fermenting installation with adjust pH value function, includes the fermenting case, still includes:
the disturbance mechanism is arranged in the fermentation box and comprises a driving shaft arranged in the fermentation box, a fixed rod is arranged at the top of the driving shaft, a fixed disc is arranged at one end, away from the driving shaft, of the fixed rod, a disturbance shaft is rotatably arranged in the fixed disc, a rotary gear is arranged at the top of the disturbance shaft, and fixed ring teeth fixed on the inner wall of the fermentation box are meshed outside the rotary gear;
the liquid adjusting assembly comprises a liquid guiding box, the liquid guiding box is connected with a liquid spraying disc fixed on the inner wall of the fermentation box through a liquid spraying pipe, the solid adjusting assembly comprises a lifting cylinder, a lifting shaft is vertically arranged in the lifting cylinder, a plurality of lifting screws are arranged on the outer side of the lifting shaft, the top of the lifting shaft penetrates through the lifting cylinder to be connected with a half gear, and the lifting cylinder is communicated with the inside of the fermentation box through a lifting pipe;
the power assembly is used for driving the liquid adjusting assembly and the solid adjusting assembly to work, the power assembly comprises a power column fixed on the non-circle center position of the rotating gear, a power sleeve is sleeved on the outer side of the power column, the power sleeve is installed on two sides of the moving column, one end of the moving column is fixedly connected with a liquid guide plate which is arranged inside the liquid guide box in a sliding mode, and the other end of the moving column is provided with a straight rack which is meshed with the half gear.
As a further scheme of the invention: the outer side of the driving shaft is provided with a plurality of driving blades, and if the outer side of the disturbance shaft is provided with disturbance blades, the driving blades and the disturbance blades are arranged in a staggered mode.
As a further scheme of the invention: and an output shaft of a driving motor is installed at one end, far away from the fixing rod, of the driving shaft, and the driving motor is fixed on the fermentation box.
As a further scheme of the invention: a plurality of pH meters with different heights are arranged in the fermentation box.
As a further scheme of the invention: the top of the fermentation box is provided with a feed hopper, and the bottom of the fermentation box is provided with a discharge hopper.
As a further scheme of the invention: and a liquid inlet pipe is also arranged in the liquid guiding box, and one-way valves are respectively arranged in the liquid inlet pipe and the liquid spraying pipe.
As a further scheme of the invention: and the liquid spraying disc is provided with a plurality of liquid spraying nozzles.
As a further scheme of the invention: and a stop block is arranged at one end of the power column, which is far away from the rotating gear.
As a further scheme of the invention: the bottom of the lifting cylinder is provided with a feeding box, and the feeding box is provided with a box cover.
As a still further scheme of the invention: support columns are symmetrically arranged at the bottom of the fermentation tank, and support pads are mounted at the bottoms of the support columns.
Compared with the prior art, the invention has the beneficial effects that:
the microbial inoculant fermentation device with the function of adjusting the pH value is reasonable in structure and novel in design, the liquid nitrogen source and the solid nitrogen source can be effectively added through the adjusting mechanism, the reasonable adjustment of the pH value is ensured, the disturbance mechanism is arranged, the uniform adding of the nitrogen source is ensured, the change adjusting time of the pH value is further shortened, the quality of a fermentation process is improved, the practicability is high, and the reliability is high.
Drawings
FIG. 1 is a schematic diagram of a microbial agent fermentation apparatus having a pH adjustment function.
FIG. 2 is a schematic top view of a retaining ring tooth in a microbial agent fermentation apparatus having a pH adjustment function.
FIG. 3 is a schematic structural diagram of a perturbation mechanism in a microbial agent fermentation device with a function of adjusting pH value.
FIG. 4 is a schematic diagram showing the internal structure of a liquid introducing box in a microbial agent fermentation apparatus having a function of adjusting pH.
FIG. 5 is a schematic diagram of a liquid spray tray in a microbial agent fermentation apparatus having a pH adjustment function.
In the figure: 1. a fermentation box; 2. a support pillar; 3. a drive motor; 4. a discharge hopper; 5. a drive shaft; 6. driving the blades; 7. fixing the rod; 8. fixing the disc; 9. a disturbance shaft; 10. disturbing the movable blade; 11. a pH meter; 12. a liquid leading box; 13. a liquid inlet pipe; 14. a liquid spraying pipe; 15. a feed hopper; 16. a liquid spray tray; 17. moving the column; 18. an eccentric column; 19. a stopper; 20. a power sleeve; 21. a rotating gear; 22. a fixed ring tooth; 23. straight rack; 24. a half gear; 25. a lifting cylinder; 26. a lift shaft; 27. lifting the screw; 28. a feeding box; 29. a riser tube; 30. a drainage plate; 31. and a liquid spraying nozzle.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
Referring to fig. 1 to 5, in an embodiment of the present invention, a microbial inoculum fermentation apparatus with a pH adjusting function includes a fermentation box 1, and further includes:
the disturbance mechanism is arranged in the fermentation box 1 and comprises a driving shaft 5 arranged in the fermentation box 1, a fixed rod 7 is arranged at the top of the driving shaft 5, a fixed disc 8 is arranged at one end, away from the driving shaft 5, of the fixed rod 7, a disturbance shaft 9 is rotatably arranged in the fixed disc 8, a rotating gear 21 is arranged at the top of the disturbance shaft 9, and a fixed ring tooth 22 fixed on the inner wall of the fermentation box 1 is meshed with the outer side of the rotating gear 21; specifically, when the driving shaft 5 rotates, the fixing rod 7 is driven to enable the fixing disc 8 to synchronously rotate, then the rotating gear 21 on the disturbing shaft 9 is meshed with the fixing ring teeth 22, so that the disturbing shaft 9 rotates, and finally the disturbing shaft 9 also revolves while rotating, so that the rapid mixing and stirring effects of the nitrogen source and the microbial inoculum are ensured.
The adjusting mechanism is arranged outside the fermentation box 1 and comprises a liquid adjusting component and a solid adjusting component, the liquid adjusting component comprises a liquid guiding box 12, the liquid guiding box 12 is connected with a liquid spraying disc 16 fixed on the inner wall of the fermentation box 1 through a liquid spraying pipe 14, the solid adjusting component comprises a lifting cylinder 25, a lifting shaft 26 is vertically arranged inside the lifting cylinder 25, a plurality of lifting screws 27 are arranged on the outer side of the lifting shaft 26, the top of the lifting shaft 26 penetrates through the lifting cylinder 25 to be connected with a half gear 24, and the lifting cylinder 25 is communicated with the inside of the fermentation box 1 through a lifting pipe 29; specifically, the liquid introducing box 12 is used for conveying and introducing a liquid nitrogen source, and the lifting cylinder 25 is used for conveying and introducing a solid nitrogen source.
The power assembly is used for driving the liquid adjusting assembly and the solid adjusting assembly to work, the power assembly comprises a power column 18 fixed on the non-circle center position of a rotary gear 21, a power sleeve 20 is sleeved outside the power column 18, moving columns 17 are installed on two sides of the power sleeve 20, one end of each moving column 17 is fixedly connected with a liquid guide plate 30 arranged inside a liquid guide box 12 in a sliding mode, a straight rack 23 meshed with a half gear 24 is arranged at the other end of each moving column 17, specifically, the rotary gear 21 can drive the power column 18 to rotate synchronously when rotating, then under the sleeving action of the power sleeve 20, the movable column 17 swings left and right, on one hand, the liquid guide plate 30 swings left and right along the inner wall of the liquid guide box 12, on the other hand, the spur rack 23 is meshed with the half gear 24, so that the half gear 24 can rotate along one direction in the whole period, and finally the lifting and material guiding effects of the lifting cylinder 25 are realized.
In one embodiment, the driving blades 6 are disposed outside the driving shaft 5, and the disturbing blades 10 are disposed outside the disturbing shaft 9, the driving blades 6 and the disturbing blades 10 are staggered, specifically, the driving blades 6 rotate, the disturbing blades 10 revolve, and the staggered arrangement ensures effective mixing of the nitrogen source in the fermentation tank 1.
In one aspect of this embodiment, the driving shaft 5 is far away from the fixing rod 7 and is installed with the output shaft of the driving motor 3, the driving motor 3 is fixed on the fermentation box 1, the driving motor 3 is used for directly driving the driving shaft 5 to rotate, and the driving motor 3 is the only power source in the whole device, thereby further reducing the cost of the device.
In the condition of this embodiment, fermentation tank 1 is inside to be provided with a plurality of highly different pH meters, and is concrete, can carry out the omnidirectional monitoring to fermentation tank 1 inside through setting up the pH meter to can make things convenient for the staff to carry out timely regulation.
In the one aspect of this embodiment, 1 top of fermentation case is provided with feeder hopper 15, and the bottom is provided with out hopper 4, and is specific, the bed material when feeder hopper 15 is used for throwing in the microbial fermentation, go out the final discharge effect after hopper 4 is used for the fermentation of microbial inoculum.
In the case of this embodiment, draw liquid tank 12 inside still to install inlet tube 13, inlet tube 13 and spray pipe 14 are inside installs the check valve respectively, and is concrete, through at inlet tube 13 and spray pipe 14 internally mounted check valve, can ensure the one-way circulation of liquid nitrogen source, finally make outside liquid nitrogen source supply inside fermentation tank 1, realized having of pH value in time to adjust.
In one aspect of this embodiment, the liquid spraying tray 16 is provided with a plurality of liquid spraying nozzles 31, and is specifically configured to achieve that the liquid nitrogen source can be uniformly and effectively introduced into the fermentation box 1 through the liquid spraying nozzles 31.
In one aspect of this embodiment, the end of the power column 18 remote from the rotary gear 21 is provided with a stop 19, and in particular, the stop 19 is used to limit the movement of the power sleeve 20 and prevent it from slipping out of the power column 18 during the movement process.
In one aspect of this embodiment, a feeding box 28 is installed at the bottom of the lifting cylinder 25, and a box cover is installed on the feeding box 28, specifically, the feeding box 28 is used for temporarily storing the solid nitrogen source, and finally, the fixed nitrogen source is conveyed to the inside of the lifting cylinder 25, and the volatilization of the solid nitrogen source temporarily stored in the feeding box 28 is avoided by the box cover, so that the reliability of the device is further improved.
Example 2
In another embodiment of the present invention, the embodiment is different from the above embodiment in that the bottom of the fermentation box 1 is symmetrically provided with the support columns 2, and the bottom of the support column 2 is provided with the support pad, specifically, the fermentation box 1 can be supported by the support columns 2 and the support pad, which further increases the practicability of the device.
The working principle of the invention is as follows: during operation, the pH value inside the fermentation box 1 is monitored through the pH meter, when the adjustment is needed, a liquid nitrogen source or a solid nitrogen source can be reasonably selected and added according to the requirement of adjusting time, during the adjustment, only the liquid inlet pipe 13 needs to be connected into the liquid nitrogen source storage tank or the solid nitrogen source is added into the feeding box 28, then the driving motor 3 is started, and the whole operation process is rapid, convenient and reliable.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a microbial inoculum fermenting installation with adjust pH value function, includes the fermenting case, its characterized in that still includes:
the disturbance mechanism is arranged in the fermentation box and comprises a driving shaft arranged in the fermentation box, a fixed rod is arranged at the top of the driving shaft, a fixed disc is arranged at one end, away from the driving shaft, of the fixed rod, a disturbance shaft is rotatably arranged in the fixed disc, a rotary gear is arranged at the top of the disturbance shaft, and fixed ring teeth fixed on the inner wall of the fermentation box are meshed outside the rotary gear;
the liquid adjusting assembly comprises a liquid guiding box, the liquid guiding box is connected with a liquid spraying disc fixed on the inner wall of the fermentation box through a liquid spraying pipe, the solid adjusting assembly comprises a lifting cylinder, a lifting shaft is vertically arranged in the lifting cylinder, a plurality of lifting screws are arranged on the outer side of the lifting shaft, the top of the lifting shaft penetrates through the lifting cylinder to be connected with a half gear, and the lifting cylinder is communicated with the inside of the fermentation box through a lifting pipe;
the power assembly is used for driving the liquid adjusting assembly and the solid adjusting assembly to work, the power assembly comprises a power column fixed on the non-circle center position of the rotating gear, a power sleeve is sleeved on the outer side of the power column, the power sleeve is installed on two sides of the moving column, one end of the moving column is fixedly connected with a liquid guide plate which is arranged inside the liquid guide box in a sliding mode, and the other end of the moving column is provided with a straight rack which is meshed with the half gear.
2. The apparatus for fermenting microbial inoculum having function of adjusting pH according to claim 1, wherein a plurality of driving blades are provided outside the driving shaft, and the driving blades and the disturbing blades are arranged alternately if the disturbing blades are installed outside the disturbing shaft.
3. The microbial agent fermentation device with the function of adjusting pH value of claim 2, wherein the end of the driving shaft far away from the fixing rod is provided with an output shaft of a driving motor, and the driving motor is fixed on the fermentation box.
4. The microbial inoculant fermentation device with a pH adjustment function as claimed in claim 1, wherein a plurality of pH meters of different heights are arranged inside the fermentation tank.
5. The microbial agent fermentation device with the function of adjusting the pH value according to claim 4, wherein a feed hopper is arranged at the top of the fermentation box, and a discharge hopper is arranged at the bottom of the fermentation box.
6. The apparatus for fermenting microbial inoculum having pH adjusting function of claim 1, wherein the liquid introducing box is further provided therein with a liquid inlet pipe, and the liquid inlet pipe and the liquid outlet pipe are respectively provided therein with a check valve.
7. The fermentation device of microbial agents with pH adjusting function of claim 6, wherein said liquid spraying plate is provided with a plurality of liquid spraying nozzles.
8. The apparatus for fermenting microbial inoculum with pH value adjusting function of claim 7, wherein a stop is installed at one end of the power column far away from the rotary gear.
9. The microbial agent fermentation device with the function of adjusting the pH value according to claim 1, wherein a feeding box is installed at the bottom of the lifting cylinder, and a box cover is installed on the feeding box.
10. The microbial inoculant fermentation device with the function of adjusting the pH value of claim 4, wherein support columns are symmetrically arranged at the bottom of the fermentation tank, and support pads are arranged at the bottoms of the support columns.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111047578.9A CN113637574B (en) | 2021-09-08 | 2021-09-08 | Microbial agent fermenting device with pH value adjusting function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111047578.9A CN113637574B (en) | 2021-09-08 | 2021-09-08 | Microbial agent fermenting device with pH value adjusting function |
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| CN113637574B CN113637574B (en) | 2023-06-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114634855A (en) * | 2022-03-08 | 2022-06-17 | 卢姚帆 | Microbial beneficial bacterium culture apparatus |
| CN117121945A (en) * | 2023-10-26 | 2023-11-28 | 山东初饮生物科技有限公司 | Fermentation equipment for dairy products |
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| CN213739423U (en) * | 2021-05-13 | 2021-07-20 | 吉林市曦隆农业科技有限公司 | Microbial inoculum fermenting installation with adjust pH value function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2011193787A (en) * | 2010-03-19 | 2011-10-06 | Toray Ind Inc | Method for operating continuous fermentation apparatus |
| CN104946459A (en) * | 2015-06-30 | 2015-09-30 | 河南双成生物科技有限公司 | Fermentation system for liquid-state and solid-state biomaterials |
| CN105060450A (en) * | 2015-08-13 | 2015-11-18 | 成都太古科技有限公司 | Acid-base neutralization device for online pH (potential of hydrogen) adjustment and implementation method of acid-base neutralization device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114634855A (en) * | 2022-03-08 | 2022-06-17 | 卢姚帆 | Microbial beneficial bacterium culture apparatus |
| CN117121945A (en) * | 2023-10-26 | 2023-11-28 | 山东初饮生物科技有限公司 | Fermentation equipment for dairy products |
| CN117121945B (en) * | 2023-10-26 | 2024-01-05 | 山东初饮生物科技有限公司 | Fermentation equipment for dairy products |
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|---|---|
| CN113637574B (en) | 2023-06-23 |
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