CN212982921U - Fermentation cylinder for bio-pharmaceuticals - Google Patents
Fermentation cylinder for bio-pharmaceuticals Download PDFInfo
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- CN212982921U CN212982921U CN202021554805.8U CN202021554805U CN212982921U CN 212982921 U CN212982921 U CN 212982921U CN 202021554805 U CN202021554805 U CN 202021554805U CN 212982921 U CN212982921 U CN 212982921U
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Abstract
The utility model provides a fermentation tank for bio-pharmaceuticals, which comprises a tank body, a support frame, a stirring component, a sampling component, a vibration damper, an air inlet system and a purification box for purifying exhaust; by adopting the novel sampling assembly, materials at different positions of the tank body can be extracted for mixing test, and the overall fermentation condition of the materials in the tank body can be known more accurately; the air inlet system is communicated with the air guide channel in the stirring shaft, so that air can enter the material from the air guide channel in the stirring process, and microorganisms in the material can fully contact with the air, so that the fermentation efficiency is improved; through being provided with neotype damping device between support frame and jar body bottom, through the cooperation of the spring among this damping device and torsional damper, can reduce the vibration downward transmission that comes from the jar body, improved the damping effect greatly.
Description
Technical Field
The utility model relates to a chemical production equipment technical field, concretely relates to fermentation cylinder for bio-pharmaceuticals.
Background
Most medicines contain organic matter components which can be obtained only by microbial fermentation, so that a fermentation tank is used in the current medicine production, and the fermentation tank is a device for microbial fermentation and can produce organic matters such as antibiotics, amino acids, organic acids, vitamins and the like. In the later stage of the fermentation stage of the bio-pharmaceuticals, because the effect of the microorganisms can generate certain heat, the fermentation tank needs to be cooled, and the change of the chemical properties of the medicines caused by the generated heat is prevented, so that the cooling treatment of the fermentation tank becomes an important work. However, the fermentation tank for pharmacy at present usually has the following problems: the fermentation tank comprises a tank body, a sampling pipe, a stirring device, a motor, a gas inlet pipe, a gas outlet pipe, a gas inlet pipe, a gas outlet pipe, a gas.
Therefore, in order to overcome the problems of the existing fermentation tank, a fermentation tank for bio-pharmaceuticals, which has a reasonable structure and is convenient to use, needs to be designed to meet the requirements of fermentation for pharmaceutical production.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a fermentation cylinder for bio-pharmaceuticals rational in infrastructure, convenient to use.
The utility model provides a fermentation tank for bio-pharmaceuticals, which comprises a tank body, a support frame, a stirring component, a sampling component, a vibration damper, an air inlet system and a purification box for purifying exhaust gas;
a cooling sleeve is arranged on the outer side of the tank body, and a liquid inlet and a liquid outlet are formed in the cooling sleeve; a discharge pipe is arranged at the bottom of the tank body and penetrates through the cooling jacket;
the supporting frame is arranged at the bottom of the tank body, and a vibration damping device is arranged between the supporting frame and the bottom of the tank body;
the upper end of the inner wall of the tank body is provided with a sampling port and an exhaust port;
the sampling assembly is arranged in the tank body and comprises a mounting pipe connected with a sampling port of the tank body and an arc pipe which is arranged to be clung to the inner wall of the tank body and is matched with the inner wall of the tank body, the mounting pipe and the arc pipe are mutually communicated, and the arc pipe is communicated with a plurality of sampling pipes which are different in length and are arranged to be clung to the inner wall of the tank body;
the stirring assembly comprises a stirring shaft and a motor, the motor is arranged at the top of the tank body, the stirring shaft is arranged in the tank body, the upper end of the stirring shaft penetrates out of the tank body and is connected with the motor, and at least one group of stirring blades are arranged along the axial direction of the stirring shaft; a plurality of through holes are formed in the stirring blade; an air guide channel for guiding air is formed in the stirring shaft, an air outlet communicated with the air guide channel is formed in the side wall of the stirring shaft, and a waterproof breathable film is coated outside the stirring shaft;
the air inlet system comprises an air pump, an ultraviolet sterilization device and an air filter which are sequentially communicated, and the air outlet end of the air filter is communicated with an air guide channel in the stirring shaft;
the purifying box is connected with the air outlet of the tank body and used for purifying the gas exhausted from the tank body.
Further, the damping device comprises a top plate, a bottom plate, a torsion damping mechanism and a spring;
the base plate is arranged on the support frame, the torsion damping mechanism is arranged on the base plate and comprises a guide sleeve and a torsion damper arranged in the guide sleeve; the top plate is arranged at the bottom of the tank body and is connected with a guide rod, and the guide rod extends into the guide sleeve to be in transmission fit with the power input end of the torsional vibration damper to form a screw rod sliding block mechanism for converting the up-and-down movement of the guide rod into rotary movement; the spring is sleeved outside the guide rod, and two ends of the spring are respectively abutted against the lower surface of the top plate and the top of the guide sleeve.
Further, the torsional vibration damper comprises a shell, a cavity formed in the shell and a shaft sleeve which is arranged in the shell in a manner of relative rotation and sealing at two axial ends and forms a power input end of the torsional vibration damper; a matching part I and a matching part II are formed in the shell and extend inwards to the cavity, the matching part I and the matching part II are in close fit with the outer side of the shaft sleeve and jointly divide the cavity into a damping cavity I and a damping cavity II, and damping liquid is filled in the damping cavity I and the damping cavity II; become radial symmetry on the axle sleeve and be formed with arc rotor block I and arc rotor block II, arc rotor block I is located damping chamber I and separates it for first working chamber and second working chamber, and is formed with the first damping passageway of the first working chamber of intercommunication and second working chamber between the chamber wall of arc rotor block I and damping chamber I, arc rotor block II is located damping chamber II and separates it for third working chamber and fourth working chamber, and is formed with the second damping passageway of intercommunication third working chamber and fourth working chamber between the chamber wall of arc rotor block II and damping chamber II.
Further, the support frame comprises a support plate and a support column for upwards supporting the support plate, and a bottom plate of the vibration damping device is installed on the support plate.
Further, a plurality of flow guide blocks are arranged at the lower end of the inner wall of the tank body, and through holes are formed in the supporting plate corresponding to the discharging pipe of the tank body.
The purification box comprises a box body, an air inlet pipe, an air outlet pipe and a U-shaped pipe, wherein the air inlet pipe, the air outlet pipe and the U-shaped pipe are arranged in the box body, the U-shaped pipe is used for containing purification liquid, the air inlet pipe is communicated with an inverted funnel, the inverted funnel extends into one end of the U-shaped pipe, and the other end of the U-shaped pipe is communicated with the air; the purifying liquid is sodium carbonate solution or sodium hydroxide solution.
The utility model has the advantages that: the utility model provides a fermentation cylinder for bio-pharmaceuticals has adopted neotype sampling subassembly, can extract the material of jar body different positions and mix the test, can obtain the more accurate whole fermentation condition of knowing jar internal material, and sampling tube and arc pipe hug closely jar internal wall setting, can avoid causing the interference to stirring subassembly; the air inlet system is communicated with the air guide channel in the stirring shaft, so that air can enter the material from the air guide channel in the stirring process, and the air can smoothly enter the material because the material is dispersed during stirring, so that microorganisms in the material can fully contact the air, and the fermentation efficiency is improved; through being provided with neotype vibration damper between support frame and jar body bottom, through the cooperation of the spring among this vibration damper and torsional damper, can reduce the vibration downward transmission that comes from the jar body, convert jar body up-and-down motion into torsional damper's rotary motion simultaneously to the rotary damping through torsional damper carries out the damping vibration damping to the upper and lower vibration of the jar body, has improved the damping effect greatly, and the noise reduction provides a comfortable operational environment for the workman. Meanwhile, the ultraviolet sterilization device is matched with the air filter, so that the entering air can be sterilized and filtered, a pollution source and bacteria in the air are removed, and the pollution to the tank is avoided; through connecting the purifying box in gas vent department, can get rid of jar exhaust carbon dioxide and bacterium etc. that carry in with it, avoid it to get into the air in, influence the air quality.
Drawings
The invention will be further described with reference to the following figures and examples:
FIG. 1 is a schematic structural view of a fermentation tank for bio-pharmaceuticals of the present invention;
fig. 2 is a schematic structural diagram of a sampling assembly of the present invention;
fig. 3 is a schematic structural view of the vibration damping device of the present invention;
fig. 4 is a schematic structural view of the torsional vibration damper of the present invention;
FIG. 5 is a schematic structural view of the purifying box of the present invention;
1. the device comprises a tank body, 2, a motor, 3, a stirring shaft, 4, a sampling assembly, 5, a vibration damper, 6, a purification box, 7, an air filter, 8, an ultraviolet sterilization device, 9, an air pump, 10, a support plate, 11, support columns, 12, a cooling jacket, 13, a liquid inlet, 14 and a liquid outlet;
1a, a discharge pipe, 1b, a sampling port, 1c, an exhaust port, 1d and a flow guide block;
3a, an air guide channel, 3b, an air outlet, 3c, a stirring paddle, 3e and a through hole;
4a, an arc-shaped tube, 4b, an installation tube, 4c and a sampling tube;
51. the device comprises a top plate, a top plate 52, a guide rod 53, a torsional damper 54, a bottom plate 55, a spring 56, a guide sleeve 57 and a shaft sleeve;
571. the arc rotor bodies I and 572 and the arc rotor body II are respectively arranged on the rotor body;
531. the first damping channel, the 534, the second damping channel, the 535, the first working chamber, the 536, the second working chamber, the 537, the third working chamber, the 538 and the fourth working chamber;
61. the air conditioner comprises a box body, 62, an air inlet pipe, 63, a U-shaped pipe, 64 and an air outlet pipe.
Detailed Description
The fermentation cylinder for bio-pharmaceuticals that this embodiment provided, including jar body 1, support frame, stirring subassembly, sample subassembly 4, damping device 5, air intake system and to exhaust purify case 6;
a cooling jacket 12 is arranged on the outer side of the tank body 1, a liquid inlet 13 and a liquid outlet 14 are arranged on the cooling jacket 12, the cooling water inlet 13 is arranged at the upper end of the cooling jacket 12, and the cooling water outlet 14 is arranged at the bottom of the cooling jacket 12; a discharge pipe 1a is arranged at the bottom of the tank body 1, and the discharge pipe 1a penetrates through the cooling jacket 12; the cooling water is injected into the cooling jacket 12, so that the cooling work at the later stage of fermentation can be effectively carried out, the flowing cooling water carries heat generated in the fermentation process, a good cooling effect can be realized, the cooling jacket 12 is arranged on the outer side of the tank body 1, the contact area with the tank body 1 is large, and the cooling treatment can be efficiently carried out;
the supporting frame is arranged at the bottom of the tank body 1, and a damping device 5 is arranged between the supporting frame and the bottom of the tank body 1;
the upper end of the inner wall of the tank body 1 is provided with a sampling port 1b and an exhaust port 1 c;
the sampling assembly 4 is arranged in the tank body 1 and comprises a mounting pipe 4b connected with a sampling opening 1b of the tank body 1 and an arc-shaped pipe 4a tightly attached to the inner wall of the tank body 1 and matched with the inner wall of the tank body 1, the mounting pipe 4b is communicated with the arc-shaped pipe 4a, and the arc-shaped pipe 4a is communicated with a plurality of sampling pipes 4c which are different in length and tightly attached to the inner wall of the tank body 1; the number of the sampling pipes 4c is at least 3, one sampling pipe is used for extracting fermentation materials near the upper layer in the tank body 1, the other sampling pipe is used for extracting fermentation materials near the middle layer in the tank body 1, the other sampling pipe is used for extracting fermentation materials near the lower layer in the tank body 1, and the overall fermentation condition of the materials in the tank body 1 can be known more accurately by extracting the materials at different positions of the tank body 1 to perform a mixing test; the sampling tube 4c and the arc-shaped tube 4a are arranged close to the inner wall of the tank body 1, so that the interference to the stirring assembly can be avoided;
the stirring assembly comprises a stirring shaft 3 and a motor 2, the motor 2 is arranged at the top of the tank body 1, the stirring shaft 3 is arranged in the tank body 1, the upper end of the stirring shaft 3 penetrates through the tank body 1 to be connected with the motor 2, and at least one group of stirring blades 3c are arranged along the axial direction of the stirring shaft 3; the stirring paddle 3c is provided with a plurality of through holes 3e, the through holes 3e arranged on the stirring paddle 3c are required to ensure that the stirring paddle 3c still has enough strength, and the through holes 3e are convenient for material circulation and reduce stirring resistance in the rotation process of the stirring assembly; an air guide channel 3a for guiding air is formed in the stirring shaft 3, an air outlet 3b communicated with the air guide channel 3a is formed in the side wall of the stirring shaft 3, and a waterproof breathable film is coated outside the stirring shaft 3;
the air inlet system comprises an air pump 9, an ultraviolet sterilization device 8 and an air filter 7 which are communicated in sequence, and the air outlet end of the air filter 7 is communicated with the air guide channel 3a in the stirring shaft 3; through the matching of the ultraviolet sterilization device and the air filter 7, the air entering can be sterilized and filtered, so that pollution sources and bacteria in the air are removed, and the pollution to the tank is avoided; the air inlet system is communicated with the air guide channel 3a in the stirring shaft 3, so that air can enter the material from the air guide channel 3a in the stirring process, and the air can smoothly enter the material because the material is dispersed during stirring, so that microorganisms in the material can fully contact the air, and the fermentation efficiency is improved;
the purification box 6 is connected with an exhaust port 1c of the tank body 1 and is used for purifying gas exhausted from the tank; the purification box 6 is connected to the exhaust port 1c, so that carbon dioxide exhausted from the tank and bacteria carried by the carbon dioxide can be removed, and the carbon dioxide is prevented from entering air to influence air quality.
In the present embodiment, the damping device 5 includes a top plate 51, a bottom plate 54, a torsion damping mechanism, and a spring 55;
the base plate 54 is arranged on the support frame, the torsion damping mechanism is arranged on the base plate 54 and comprises a guide sleeve 56 and a torsion damper 53 arranged in the guide sleeve 56, and an annular groove is formed in the guide sleeve 56 and used for mounting the torsion damper 53; the top plate 51 is arranged at the bottom of the tank body 1, the top plate 51 is connected with a guide rod 52, the guide rod 52 extends into a guide sleeve 56 and is in transmission fit with a power input end of a torsional vibration damper 53 to form a screw rod slider mechanism, and the screw rod slider mechanism is used for converting the vertical movement of the guide rod 52 into rotary movement; the spring 55 is sleeved on the guide rod 52, two ends of the spring 55 respectively abut against the lower surface of the top plate 51 and the top of the guide sleeve 56, and a plurality of springs 55 can be arranged outside the guide rod 52; the top plate 51 is supported by the spring 55 arranged on the outer side of the guide rod 52, vibration damping effect is achieved, meanwhile, vibration from the tank body 1 can be greatly reduced and transmitted downwards, meanwhile, as the guide rod 52 and a power input end of the torsional vibration damper 53 arranged in the guide sleeve 56 form a screw slider mechanism, when the top plate 51 vibrates up and down along with the tank body 1, the guide rod 52 can convert the up-and-down motion into rotary motion of the torsional vibration damper 53, and therefore the up-and-down vibration of the tank body 1 is damped and damped by the rotary vibration damper 53, vibration damping effect is greatly improved, noise is reduced, and a comfortable working environment is provided for workers; at the same time, the structure is compact, and the spring 55 and the torsional damper 53 have high integration and integrity, and can be mutually matched to form a synergistic effect.
In this embodiment, the torsional vibration damper 53 includes a housing, a cavity formed in the housing, and a shaft sleeve 57 disposed in the housing in a manner that the shaft sleeve can rotate relatively and forms a seal at two axial ends, and forms a power input end of the torsional vibration damper 53; a matching part I531 and a matching part II 532 are formed in the shell and extend inwards to the cavity, the matching part I531 and the matching part II 532 are tightly matched with the outer side of the shaft sleeve 57 and divide the cavity into a damping cavity I and a damping cavity II together, and damping liquid is filled in the damping cavity I and the damping cavity II; an arc-shaped rotor body I571 and an arc-shaped rotor body II 572 are radially and symmetrically formed on the shaft sleeve 57, the arc-shaped rotor body I571 is positioned in the damping cavity I and divides the damping cavity I into a first working cavity 535 and a second working cavity 536, a first damping channel 533 for communicating the first working cavity 535 and the second working cavity 536 is formed between the arc-shaped rotor body I571 and the cavity wall of the damping cavity I, the arc-shaped rotor body II 572 is positioned in the damping cavity II and divides the damping cavity II into a third working cavity 537 and a fourth working cavity 538, and a second damping channel 534 for communicating the third working cavity 537 and the fourth working cavity 538 is formed between the arc-shaped rotor body II 572 and the cavity wall of the damping cavity II; the arc rotor body I571 and the arc rotor body II 572 radially extend into the corresponding damping cavity along the shaft sleeve 57 and divide the corresponding damping cavity into two parts, when the shaft sleeve 57 generates rotary motion, the arc rotor body I571 and the arc rotor body II 572 generate rotation in the respective damping cavity to press the damping liquid in the working cavity on one side to flow in the working cavity on the other side, and therefore a torsional vibration damping effect is formed.
In this embodiment, the supporting frame includes a supporting plate 10 and a supporting column 11 for supporting the supporting plate 10 upward, the bottom plate 54 of the damping device 5 is mounted on the supporting plate 10, and a rubber anti-skid pad is disposed at the bottom of the supporting column 11.
In the embodiment, the lower end of the inner wall of the tank body 1 is provided with a plurality of flow guide blocks 1d, and the support plate 10 is provided with through holes corresponding to a discharge pipe 1a of the tank body 1; all be connected with the pipeline in 1 sample connection 1b of jar body, gas vent 1c department to be provided with the valve on the pipeline, 1 discharging pipe 1a department of jar body also is equipped with the valve, is convenient for realize better control.
In this embodiment, the purification box 6 includes a box body 61, an air inlet pipe 62, an air outlet pipe 64 and a U-shaped pipe 63 for containing the purification liquid, the air inlet pipe 62 is communicated with an inverted funnel, the inverted funnel extends into one end of the U-shaped pipe 63, and the other end of the U-shaped pipe 63 is communicated with the air outlet pipe 64; the purifying liquid is sodium carbonate solution or sodium hydroxide solution.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (6)
1. A fermentation cylinder for bio-pharmaceuticals which characterized in that: the device comprises a tank body, a support frame, a stirring assembly, a sampling assembly, a vibration damping device, an air inlet system and a purification box for purifying exhaust gas;
a cooling sleeve is arranged on the outer side of the tank body, and a liquid inlet and a liquid outlet are formed in the cooling sleeve; a discharge pipe is arranged at the bottom of the tank body and penetrates through the cooling jacket;
the supporting frame is arranged at the bottom of the tank body, and a vibration damping device is arranged between the supporting frame and the bottom of the tank body;
the upper end of the inner wall of the tank body is provided with a sampling port and an exhaust port;
the sampling assembly is arranged in the tank body and comprises a mounting pipe connected with a sampling port of the tank body and an arc pipe which is arranged to be clung to the inner wall of the tank body and is matched with the inner wall of the tank body, the mounting pipe and the arc pipe are mutually communicated, and the arc pipe is communicated with a plurality of sampling pipes which are different in length and are arranged to be clung to the inner wall of the tank body;
the stirring assembly comprises a stirring shaft and a motor, the motor is arranged at the top of the tank body, the stirring shaft is arranged in the tank body, the upper end of the stirring shaft penetrates out of the tank body and is connected with the motor, and at least one group of stirring blades are arranged along the axial direction of the stirring shaft; a plurality of through holes are formed in the stirring blade; an air guide channel for guiding air is formed in the stirring shaft, an air outlet communicated with the air guide channel is formed in the side wall of the stirring shaft, and a waterproof breathable film is coated outside the stirring shaft;
the air inlet system comprises an air pump, an ultraviolet sterilization device and an air filter which are sequentially communicated, and the air outlet end of the air filter is communicated with an air guide channel in the stirring shaft;
the purifying box is connected with the air outlet of the tank body and used for purifying the gas exhausted from the tank body.
2. The fermenter of claim 1, wherein: the damping device comprises a top plate, a bottom plate, a torsion damping mechanism and a spring;
the base plate is arranged on the support frame, the torsion damping mechanism is arranged on the base plate and comprises a guide sleeve and a torsion damper arranged in the guide sleeve; the top plate is arranged at the bottom of the tank body and is connected with a guide rod, and the guide rod extends into the guide sleeve to be in transmission fit with the power input end of the torsional vibration damper to form a screw rod sliding block mechanism for converting the up-and-down movement of the guide rod into rotary movement; the spring is sleeved outside the guide rod, and two ends of the spring are respectively abutted against the lower surface of the top plate and the top of the guide sleeve.
3. The fermenter of claim 2, wherein: the torsional vibration damper comprises a shell, a cavity formed in the shell and a shaft sleeve which is arranged in the shell in a manner of relative rotation and sealing at two axial ends and forms a power input end of the torsional vibration damper; a matching part I and a matching part II are formed in the shell and extend inwards to the cavity, the matching part I and the matching part II are in close fit with the outer side of the shaft sleeve and jointly divide the cavity into a damping cavity I and a damping cavity II, and damping liquid is filled in the damping cavity I and the damping cavity II; become radial symmetry on the axle sleeve and be formed with arc rotor block I and arc rotor block II, arc rotor block I is located damping chamber I and separates it for first working chamber and second working chamber, and is formed with the first damping passageway of the first working chamber of intercommunication and second working chamber between the chamber wall of arc rotor block I and damping chamber I, arc rotor block II is located damping chamber II and separates it for third working chamber and fourth working chamber, and is formed with the second damping passageway of intercommunication third working chamber and fourth working chamber between the chamber wall of arc rotor block II and damping chamber II.
4. The fermenter of claim 3, wherein: the support frame comprises a support plate and a support column used for upwards supporting the support plate, and a bottom plate of the vibration damper is installed on the support plate.
5. The fermenter of claim 4, wherein: the internal wall lower extreme of jar is provided with a plurality of water conservancy diversion pieces, it has the via hole to correspond jar body discharging pipe in the backup pad to have seted up.
6. The fermenter of claim 5, wherein: the purification box comprises a box body, an air inlet pipe, an air outlet pipe and a U-shaped pipe, wherein the air inlet pipe, the air outlet pipe and the U-shaped pipe are arranged in the box body, the U-shaped pipe is used for containing purification liquid, the air inlet pipe is communicated with an inverted funnel, the inverted funnel extends into one end of the U-shaped pipe, and the other end of the U-shaped pipe is communicated; the purifying liquid is sodium carbonate solution or sodium hydroxide solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021554805.8U CN212982921U (en) | 2020-07-30 | 2020-07-30 | Fermentation cylinder for bio-pharmaceuticals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021554805.8U CN212982921U (en) | 2020-07-30 | 2020-07-30 | Fermentation cylinder for bio-pharmaceuticals |
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| Publication Number | Publication Date |
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| CN212982921U true CN212982921U (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021554805.8U Active CN212982921U (en) | 2020-07-30 | 2020-07-30 | Fermentation cylinder for bio-pharmaceuticals |
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| CN (1) | CN212982921U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113621486A (en) * | 2021-09-14 | 2021-11-09 | 河南旭翔智能科技有限公司 | Mouse formula stirring cage for horizontal fermentation cylinder |
| CN114532382A (en) * | 2022-02-24 | 2022-05-27 | 淮安淮香源食品有限公司 | Cereal flour, cake and food microbial fermentation device and fermentation method thereof |
-
2020
- 2020-07-30 CN CN202021554805.8U patent/CN212982921U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113621486A (en) * | 2021-09-14 | 2021-11-09 | 河南旭翔智能科技有限公司 | Mouse formula stirring cage for horizontal fermentation cylinder |
| CN113621486B (en) * | 2021-09-14 | 2024-04-23 | 河南旭翔智能科技有限公司 | Mouse formula stirring cage for horizontal fermentation cylinder |
| CN114532382A (en) * | 2022-02-24 | 2022-05-27 | 淮安淮香源食品有限公司 | Cereal flour, cake and food microbial fermentation device and fermentation method thereof |
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