CN220034521U - Microbial agent fermentation tank - Google Patents
Microbial agent fermentation tank Download PDFInfo
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- CN220034521U CN220034521U CN202321530926.2U CN202321530926U CN220034521U CN 220034521 U CN220034521 U CN 220034521U CN 202321530926 U CN202321530926 U CN 202321530926U CN 220034521 U CN220034521 U CN 220034521U
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Abstract
The utility model belongs to the technical field of microbial fermentation, and discloses a microbial agent fermentation tank which comprises a fermentation barrel, a sealing cover, a temperature control barrel and a vent pipe, wherein an operation opening is formed in the fermentation barrel, a working cavity is formed in the fermentation barrel and communicated with the outside through the operation opening, the sealing cover is covered on the operation opening, the temperature control barrel is sleeved on the outer side of the fermentation barrel, a temperature control cavity is formed between the temperature control barrel and the fermentation barrel, a liquid inlet and a liquid outlet are formed in the temperature control barrel, the temperature control cavity is respectively communicated with the outside through the liquid inlet and the liquid outlet, one end of the vent pipe is communicated with the outside, the other end of the vent pipe extends into the working cavity, and a port of one end of the vent pipe extending into the working cavity is arranged towards the bottom of the working cavity.
Description
Technical Field
The utility model relates to the technical field of microbial fermentation, in particular to a microbial agent fermentation tank.
Background
With the progress of agricultural science and technology, people pay more and more attention to safe, green and effective planting modes. The agricultural microbial agent is properly used, so that the yield of agricultural products can be improved, the quality of the agricultural products can be improved, the dosage of chemical fertilizers can be reduced, the cost can be reduced, the soil can be improved, and the ecological environment can be protected. The microbial agent is a product containing a living body of a specific microorganism, and can increase the supply of plant nutrients or promote plant growth, increase the yield, improve the quality of agricultural products and the agricultural ecological environment through the vital activities of the microorganisms contained in the microbial agent.
Microbial manufacturing is important and achieves diversity, regulation and accuracy in the development of fertilizer strains. In the microbial manufacturing process, an operator often adopts a fermentation tank to perform microbial fermentation, wherein the microbial fermentation refers to a process of converting raw materials into products required by human beings through a specific metabolic pathway under proper conditions by utilizing microorganisms, and the quality of a microbial agent is determined by the fermentation level of the microorganisms.
The fermenter is a device for fermenting microorganisms, which can improve fermentation efficiency by optimizing fermentation conditions of microorganisms. In the production and fermentation stage of the agricultural microbial agent, a substrate and a strain are generally added into a fermentation device, and are mixed and fermented by using a stirring component. When microbial agent ferments, because the basic quality is many, the bacterial is harder abundant carries out comprehensive contact with the matrix, and ventilation effect is not good, takes place the jam phenomenon even, can't guarantee the intensive mixing of inside material and air, and the temperature regulation is inhomogeneous in addition, can't guarantee that the material in the fermentation cylinder is heated evenly, can influence microbial agent's fermentation efficiency, and fermentation effect remains to improve.
Disclosure of Invention
The utility model aims to provide a microbial agent fermentation tank, which has high fermentation efficiency and better fermentation effect.
To achieve the purpose, the utility model adopts the following technical scheme:
a microbial agent fermenter, comprising:
the fermentation barrel is provided with an operation port, a working cavity is arranged in the fermentation barrel, and the working cavity is communicated with the outside through the operation port;
the sealing cover is covered on the operation port;
the temperature control barrel is sleeved outside the fermentation barrel, a temperature control cavity is formed between the temperature control barrel and the fermentation barrel, a liquid inlet and a liquid outlet are formed in the temperature control barrel, and the temperature control cavity is communicated with the outside through the liquid inlet and the liquid outlet respectively;
one end of the vent pipe is communicated with the outside, the other end of the vent pipe stretches into the working cavity, and a port of one end of the vent pipe stretching into the working cavity is arranged towards the bottom of the working cavity.
Optionally, the device further comprises a buffer pad, wherein the buffer pad is arranged in the working cavity, and a port of one end of the vent pipe extending into the working cavity is arranged towards the buffer pad.
Optionally, the sealing cover is provided with a feed inlet, an inoculation port and an exhaust port, and the working cavity is communicated with the outside through the feed inlet, the inoculation port and the exhaust port respectively.
Optionally, be equipped with motor and reduction gear on the sealing cover, the working chamber is provided with the puddler, the periphery of puddler is provided with helical blade, the motor can pass through the reduction gear drive the puddler rotates around self axis.
Optionally, in the vertical direction, the liquid inlet and the liquid outlet are both higher than one end of the spiral blade, which is close to the sealing cover.
Optionally, be equipped with the transfer line on the puddler, the puddler with the transfer line is the contained angle setting, the transfer line is kept away from the one end of puddler is equipped with the scraper blade, the scraper blade support in on the inner wall of fermentation vat.
Optionally, two transmission rods are arranged, the two transmission rods are located on two sides of the stirring rod, and the two transmission rods are arranged at intervals in the axial direction of the stirring rod.
Optionally, a liquid outlet is arranged at the bottom of the temperature control barrel, and the temperature control cavity is communicated with the outside through the liquid outlet.
Optionally, the fermentation tank further comprises a discharge pipe, wherein the discharge pipe is arranged at the bottom of the fermentation tank, and the working cavity is communicated with the outside through the discharge pipe.
Optionally, a plurality of support legs are arranged at the bottom of the fermentation barrel.
The beneficial effects are that:
the utility model provides a microbial inoculum fermentation tank, which comprises a fermentation tank, a sealing cover, a temperature control tank and a vent pipe, wherein the fermentation tank is used for mixing, fermenting matrixes and strains, an operation port is arranged on the fermentation tank, an inner cavity of the fermentation tank is a working cavity, the working cavity is communicated with the outside through the operation port, the fermentation tank is convenient to maintain and maintain through the operation port in the later period, the sealing cover is arranged on the operation port, the matrixes and the strains are in a relatively airtight environment and are not interfered by external factors, the temperature control tank is sleeved outside the fermentation tank, the temperature control cavity is formed between the temperature control tank and the fermentation tank and is used for circulating and flowing through a solution to regulate the temperature, the materials in the fermentation tank are uniformly heated, the temperature control tank is provided with a liquid inlet and a liquid outlet, the solution can flow into the temperature control cavity through the liquid inlet and then flows out of the temperature control cavity through the liquid outlet, the circulating flow of the solution is regulated, one end of the materials in the fermentation tank is communicated with the outside, the other end of the substrate is stretched into the working cavity and is stretched into the working cavity through the vent pipe, the temperature control tank is also arranged in the direction of the vent pipe to enable the air to be fully mixed with the air in the bottom of the fermentation tank, and the mixed materials can be fully heated, and the mixed air can be prevented from flowing into the bottom of the vent pipe through the cavity.
Drawings
FIG. 1 is a cross-sectional view of a microbial agent fermenter provided in an embodiment of the present utility model.
In the figure:
1. a fermentation barrel; 101. an operation port; 102. a working chamber;
2. sealing cover; 21. a feed inlet; 22. an inoculation port; 23. an exhaust port;
3. a temperature control barrel; 31. a temperature control cavity; 32. a liquid inlet; 33. a liquid outlet; 34. a liquid outlet;
4. a vent pipe; 5. a cushion pad; 6. a motor; 7. a speed reducer; 8. a stirring rod; 9. a helical blade; 10. a transmission rod; 11. a scraper; 12. a discharge pipe; 13. and (5) supporting legs.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1, the embodiment of the utility model provides a microbial inoculum fermentation tank, which comprises a fermentation barrel 1, a sealing cover 2, a temperature control barrel 3 and a vent pipe 4, wherein an operation port 101 is arranged on the fermentation barrel 1, a working cavity 102 is arranged in the fermentation barrel 1, the working cavity 102 is communicated with the outside through the operation port 101, the sealing cover 2 is covered on the operation port 101, the temperature control barrel 3 is sleeved outside the fermentation barrel 1, a temperature control cavity 31 is formed between the temperature control barrel 3 and the fermentation barrel 1, a liquid inlet 32 and a liquid outlet 33 are arranged on the temperature control barrel 3, the temperature control cavity 31 is respectively communicated with the outside through the liquid inlet 32 and the liquid outlet 33, one end of the vent pipe 4 is communicated with the outside, the other end of the vent pipe 4 extends into the working cavity 102, and a port of one end of the vent pipe 4 extending into the working cavity 102 is arranged towards the bottom of the working cavity 102.
In the utility model, the fermentation vat 1 is used for mixing and fermenting matrixes and strains, the fermentation vat 1 is provided with a working port 101, the inner cavity of the fermentation vat 1 is a working cavity 102, the working cavity 102 is communicated with the outside through the working port 101, the working cavity 1 is convenient for operators to maintain and maintain the fermentation vat 1 through the working port 101 in the later period, the sealing cover 2 is covered on the working port 101, the matrixes and the strains are in a relatively airtight environment and are not interfered by external factors, the temperature control vat 3 is sleeved on the outer side of the fermentation vat 1, a temperature control cavity 31 is formed between the temperature control vat 3 and the fermentation vat 1, the temperature control cavity 31 is used for circulating the solution to flow through to regulate the temperature of the inner materials, the temperature control cavity 31 extends from the bottom of the fermentation vat 1 to the side of the fermentation vat 1, the temperature control cavity 31 is guaranteed to be heated uniformly, the temperature control vat 3 is provided with a liquid inlet 32 and a liquid outlet 33, the temperature control cavity 31 is communicated with the outside through the liquid inlet 32 and the liquid outlet 33, the liquid outlet 33 is enabled to flow into the temperature control cavity 31 through the liquid inlet 32, the liquid outlet 33 is enabled to flow out of the temperature control cavity 31 through the liquid outlet 33, the circulation flow of the solution is enabled to flow through the circulation of the fermentation vat, the temperature control vat 1 is enabled to stretch into the air inlet 102 through the air inlet 102, the air inlet 4 is enabled to extend into the air vent pipe 102 through the other end of the ventilation pipe, and the ventilation pipe 4 is enabled to be fully communicated with the air inlet 102, and the air inlet is enabled to be communicated with the air inlet 102, and the air is enabled to be fully filled with the air inlet and the air is communicated with the air through the ventilation pipe 102.
The specific structure of the microbial agent fermentation tank is described below:
specifically, as shown in fig. 1, the microbial inoculum fermenter further includes a cushion pad 5, the cushion pad 5 is disposed in the working chamber 102, a port at one end of the vent pipe 4 extending into the working chamber 102 is close to the bottom of the working chamber 102, and when the vent pipe 4 fills clean gas into the fermenter 1, the port at one end of the vent pipe 4 extending into the working chamber 102 is disposed towards the cushion pad 5, that is, the cushion pad 5 is opposite to the port at one end of the vent pipe 4 extending into the working chamber 102, so that impact erosion of air to the inner wall of the fermenter 1 can be reduced.
More specifically, in the present embodiment, a sterile filter is connected to one end of the ventilation pipe 4 connected to the outside, so that the air entering the fermenter 1 via the ventilation pipe 4 can meet the requirements of fermentation production.
Specifically, the sealing cover 2 is provided with a feed inlet 21, an inoculation port 22 and an exhaust port 23, the working cavity 102 is communicated with the outside through the feed inlet 21, the inoculation port 22 and the exhaust port 23 respectively, the feed inlet 21 is used for passing through a substrate, the inoculation port 22 is used for inoculating a strain, and the exhaust port 23 is used for exhausting fermentation gas in the fermentation barrel 1 so as to regulate the air pressure in the working cavity 102.
More specifically, in the present embodiment, the exhaust valve 23 is installed thereon, and when the air pressure in the fermenter 1 exceeds the fermentation production requirement, the operator can open the exhaust valve to exhaust the fermentation gas in the fermenter 1, so that the air pressure in the fermenter 1 can be adjusted, thereby facilitating the operation of the operator.
More specifically, the sealing cover 2 is also provided with a temperature and pressure display meter to assist an operator in production operation, and the operation parameters are timely adjusted by observing the data of the temperature and pressure display meter in real time.
Specifically, be equipped with motor 6 and reduction gear 7 on the sealed lid 2, reduction gear 7 is connected in the output of motor 6, work chamber 102 is provided with puddler 8, puddler 8 links to each other with the reduction gear, puddler 8's periphery is provided with helical blade 9, so that stirring material, motor 6 can drive puddler 8 through reduction gear 7 and rotate around self axis, make helical blade 9 can upwards promote the material from work chamber 102 bottom, and the bottom is retrieved in the umbrella form throwing again, and then realize that the material rolls from top to bottom in fermentation vat 1, even stirring, guarantee the intensive mixing of inside material.
Specifically, in the vertical direction, the positions of the liquid inlet 32 and the liquid outlet 33 are higher than one end of the spiral blade 9, which is close to the sealing cover 2, so that the material on the upper part of the working cavity 102 can be cooled or heated better in the stirring process, and the problem that the temperature of the material on the upper part of the working cavity 102 cannot be regulated is avoided.
Specifically, be equipped with transfer line 10 on puddler 8, puddler 8 and transfer line 10 are the contained angle setting, and the one end that puddler 8 was kept away from to transfer line 10 is equipped with scraper blade 11, and scraper blade 11 supports on the inner wall of fermentation vat 1, guarantees that puddler 8 can drive transfer line 10 and scraper blade 11 and together rotate, and then clear up the attached material of fermentation vat 1 inner wall. In this embodiment, the driving rod 10 is vertically connected to the stirring rod 8, so as to ensure reasonable structure and facilitate the manufacturing and assembly of the above components, while in other embodiments, the included angle between the stirring rod 8 and the driving rod 10 can be adjusted according to the actual production operation requirement, so long as the assembly is facilitated, and no further description is provided herein.
Specifically, the transmission rods 10 are arranged in two, the two transmission rods 10 are located on two sides of the stirring rod 8, and in the axial direction of the stirring rod 8, the two transmission rods 10 are arranged at intervals, so that an operator can conveniently install the transmission rods 10 on the stirring rod 8 with the spiral blades 9 circumferentially, and can conveniently clean attachments on the inner wall of the fermentation barrel 1, materials are saved, and cost is reduced.
Specifically, the bottom of accuse temperature bucket 3 is equipped with leakage fluid dram 34, and accuse temperature chamber 31 communicates in the outside through leakage fluid dram 34, and after fermentation operation was accomplished, the inside liquid in accuse temperature chamber 31 was discharged through leakage fluid dram 34, the operation of being convenient for the operating personnel.
Specifically, this microbial inoculum fermentation cylinder still includes row material pipe 12, and row material pipe 12 locates the bottom of fermentation cylinder 1, and work chamber 102 communicates in the outside through row material pipe 12, and after fermentation operation was accomplished, the material in the fermentation cylinder 1 was discharged through row material pipe 12, easy operation.
Specifically, the bottom of fermentation vat 1 is equipped with a plurality of stabilizer blades 13, and stabilizer blade 13 welds in fermentation vat 1 bottom for fermentation vat 1 can keep balanced stable, avoids taking place to topple.
The following describes the specific operation process of the microbial agent fermentation tank:
firstly, a substrate is filled into a fermentation barrel 1 through a feed inlet 21, after sterilization and cooling treatment, strains are added into the fermentation barrel 1 through an inoculation opening 22, a stirring component is started, a motor 6 adjusts the rotation speed through a speed reducer 7, a stirring rod 8 is driven to rotate, a spiral blade 9 lifts materials upwards from the bottom of a working cavity 102, and the materials are then thrown in an umbrella shape and return to the bottom, so that the materials roll up and down and are uniformly stirred in the fermentation barrel 1.
In the stirring process, the stirring rod 8 rotates to drive the scraping plate 11 connected with the other end of the transmission rod 10 to rotate along the inner wall of the fermentation barrel 1, so that materials attached to the inner wall of the fermentation barrel 1 are cleaned, and the materials close to the inner wall of the fermentation barrel 1 are pushed to the center, so that uniform mixing of the materials is facilitated.
During aerobic fermentation, air is filtered by the sterile filter and then enters the working cavity 102 through the vent pipe 4 to provide clean and sterile air, so that the contamination of mixed bacteria is reduced, and the sterile filter can be detached and replaced after being used for a period of time so as to maintain the filtering effect of the sterile filter.
In addition, the end of the vent pipe 4 extending into the working cavity 102 is provided with a port, the port faces the bottom of the working cavity 102, and the inner wall of the fermentation barrel 1 right below the port is provided with a backing plate to slow down the impact corrosion of the airflow to the fermentation barrel 1. A temperature and pressure display meter is fixedly arranged on the sealing cover 2, and the temperature and pressure in the fermentation barrel 1 are monitored in real time. Water with proper temperature enters the temperature control cavity 31 from the liquid inlet 32, passes through the outer wall of the fermentation barrel 1 and flows out from the liquid outlet 33. The fermentation temperature is regulated by the flow of circulating water. When the pressure inside the fermenter 1 exceeds the fermentation range, the operator can open the exhaust valve connected to the exhaust port 23 to perform pressure adjustment. After fermentation is completed, the materials are discharged from the discharge pipe 12 at the bottom of the fermentation barrel 1, and water in the temperature control cavity 31 is discharged through the liquid outlet 34.
It should be noted that, the temperature and pressure display meter, the exhaust valve and the sterile filter are all purchased in the market, and those skilled in the art only need to install and operate according to the attached instruction, and are not described herein.
The utility model has the functions of stirring, oxygenation, pressure discharge and temperature regulation, and can improve the fermentation effect, and has the following specific advantages:
1. the spiral blades 9 are driven to rotate by the rapid rotation of the stirring rod 8, so that materials are lifted upwards from the bottom of the working cavity 102 and then are thrown in an umbrella shape to return to the bottom, and meanwhile, the air at the bottom of the working cavity 102 is diffused, so that the materials are rolled up and down in the fermentation barrel 1 and uniformly stirred, and microorganisms and the materials are combined well for fermentation;
2. when the stirring rod 8 rotates, the scraping plate 11 connected with the other end of the transmission rod 10 can be driven to rotate along the inner wall of the fermentation barrel 1, so that materials attached to the barrel wall are cleaned, and the materials close to the barrel wall are pushed to the center of the fermentation barrel 1, thereby being beneficial to uniform mixing of the materials;
3. one end of the breather pipe 4 positioned outside is provided with a sterile filter, so that clean sterile air can be provided for material fermentation, and the infection of miscellaneous bacteria is reduced;
4. the circulating water flows in the temperature control cavity 31 in a circulating way through a liquid inlet 32 and a liquid outlet 33 which are symmetrically distributed at the upper end of the temperature control cylinder 3, so that fermentation temperature is regulated. When fermentation is completed, water flow is discharged through a liquid outlet 34 at the lower end of the temperature control barrel 3;
5. the sealing cover 2 is provided with a temperature and pressure display meter to assist operators in adjusting the fermentation temperature and pressure. The vent pipe 4 stretches into the fermentation barrel 1 and the air outlet faces downwards so as to avoid blocking the air outlet as much as possible, and a buffer cushion 5 is arranged on the barrel wall right below the air outlet so as to slow down the impact of air flow on the barrel body.
It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (10)
1. The microbial agent fermentation cylinder, characterized by includes:
the fermentation device comprises a fermentation barrel (1), wherein an operation port (101) is formed in the fermentation barrel (1), a working cavity (102) is formed in the fermentation barrel (1), and the working cavity (102) is communicated with the outside through the operation port (101);
a sealing cover (2) which is arranged on the operation port (101) in a covering manner;
the temperature control barrel (3), the temperature control barrel (3) is sleeved outside the fermentation barrel (1), a temperature control cavity (31) is formed between the temperature control barrel (3) and the fermentation barrel (1), a liquid inlet (32) and a liquid outlet (33) are arranged on the temperature control barrel (3), and the temperature control cavity (31) is communicated with the outside through the liquid inlet (32) and the liquid outlet (33) respectively;
one end of the vent pipe (4) is communicated with the outside, the other end of the vent pipe (4) stretches into the working cavity (102), and a port of one end of the vent pipe (4) stretching into the working cavity (102) is arranged towards the bottom of the working cavity (102).
2. The microbial agent fermenter according to claim 1, further comprising a cushion pad (5), wherein the cushion pad (5) is disposed in the working chamber (102), and a port of one end of the vent pipe (4) extending into the working chamber (102) is disposed toward the cushion pad (5).
3. The microbial agent fermentation tank according to claim 1, wherein the sealing cover (2) is provided with a feed inlet (21), an inoculation port (22) and an exhaust port (23), and the working cavity (102) is communicated with the outside through the feed inlet (21), the inoculation port (22) and the exhaust port (23) respectively.
4. The microbial agent fermentation tank according to claim 1, wherein a motor (6) and a speed reducer (7) are arranged on the sealing cover (2), a stirring rod (8) is arranged in the working cavity (102), a spiral blade (9) is arranged on the periphery of the stirring rod (8), and the motor (6) can drive the stirring rod (8) to rotate around the axis of the motor through the speed reducer (7).
5. Microbial agent fermenter according to claim 4, wherein the liquid inlet (32) and the liquid outlet (33) are located vertically above the end of the spiral blade (9) adjacent to the sealing cover (2).
6. The microbial agent fermentation tank according to claim 4, wherein the stirring rod (8) is provided with a transmission rod (10), the stirring rod (8) and the transmission rod (10) are arranged in an included angle, one end, far away from the stirring rod (8), of the transmission rod (10) is provided with a scraping plate (11), and the scraping plate (11) abuts against the inner wall of the fermentation tank (1).
7. Microbial agent fermenter according to claim 6, wherein two transmission rods (10) are provided, the two transmission rods (10) are located on both sides of the stirring rod (8), and the two transmission rods (10) are arranged at intervals in the axial direction of the stirring rod (8).
8. The microbial agent fermentation tank according to claim 1, wherein a liquid outlet (34) is arranged at the bottom of the temperature control barrel (3), and the temperature control cavity (31) is communicated with the outside through the liquid outlet (34).
9. The microbial agent fermentation tank according to claim 1, further comprising a discharge pipe (12), wherein the discharge pipe (12) is arranged at the bottom of the fermentation tank (1), and the working chamber (102) is communicated with the outside through the discharge pipe (12).
10. Microbial agent fermenter according to one of claims 1 to 9, wherein the fermenter (1) is provided with a plurality of feet (13) at its bottom.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202321530926.2U CN220034521U (en) | 2023-06-15 | 2023-06-15 | Microbial agent fermentation tank |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202321530926.2U CN220034521U (en) | 2023-06-15 | 2023-06-15 | Microbial agent fermentation tank |
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| CN220034521U true CN220034521U (en) | 2023-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118344970A (en) * | 2024-05-07 | 2024-07-16 | 山东农业大学 | A constant temperature fermentation device for food processing |
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2023
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118344970A (en) * | 2024-05-07 | 2024-07-16 | 山东农业大学 | A constant temperature fermentation device for food processing |
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