CN218910323U - Strain mixed fermentation equipment - Google Patents

Abstract

The utility model provides strain mixed fermentation equipment, and relates to the technical field of fermentation equipment. The utility model provides a strain mixed fermentation equipment, which comprises a supporting rack, first culture tank, second culture tank and fermentation cylinder, first culture tank and second culture tank are all located on the support frame, the support frame bottom is located to the fermentation cylinder, the bottom of first culture tank is equipped with first ejection of compact nest of tubes, the bottom of second culture tank is equipped with the second ejection of compact nest of tubes, first ejection of compact nest of tubes and second ejection of compact nest of tubes all communicate with the fermentation cylinder, this equipment is through setting up first culture tank and second culture tank respectively on the support frame, can be used for bacillus subtilis and amyloliquefaciens respectively, then throw into the fermentation cylinder according to different proportions through first ejection of compact nest of tubes and second ejection of compact nest of tubes respectively and carry out mixed fermentation, convenient operation, and be equipped with agitating unit and temperature control device on the fermentation cylinder, can guarantee the required temperature of strain fermentation, simultaneously also can make the strain mix more evenly, excellent in use effect.

Description

Strain mixed fermentation equipment

Technical Field

The utility model relates to the technical field of fermentation equipment, in particular to strain mixed fermentation equipment.

Background

The tobacco leaf mildew is an important infectious disease occurring in the tobacco leaf baking period, and once the conditions are proper during the tobacco leaf baking period and the storage process, the tobacco leaf is easy to mildew and rot. If mildew and rot symptoms occur in the tobacco leaf baking process, the baking loss can be increased, and meanwhile, the tobacco leaf loss can be caused.

The bacillus subtilis and bacillus amyloliquefaciens can effectively prevent and treat the mildew and rot of tobacco leaves by fermenting the two mixed strains, but the conventional strain mixed fermentation equipment is simple in structure, and when the two strains are fermented, the two strains are sequentially added into a fermentation tank according to different proportions, so that the operation is inconvenient.

For example, chinese patent with publication number CN215856106U discloses a biological bacterial fermentation equipment for high density culture bacillus, including the fermentation cylinder body, the inside rotation of the fermentation cylinder body is connected with the material pipe, the inside of material pipe is run through and is had the push-in pipe, the through-hole has been seted up to the inside of push-in pipe, the inner chamber middle part of push-in pipe is provided with first elastic component, the inboard of push-in pipe is provided with the lug, first elastic component sets up in the inboard of lug, the both ends of lug are provided with the sliding block, one side fixedly connected with helical blade of keeping away from of sliding block, the outlet valve has all been seted up at the both ends of push-in pipe, the avris fixedly connected with puddler of material pipe.

In the use process of the above patent, when two strains are required to be mixed, the two strains are required to be separately placed into different devices for sequential culture, and then different strains are mixed according to different proportions, so that sequential culture of the strains causes complicated operation, and the efficiency of the strains in the culture production process is too low, so that the problem needs to be solved.

Disclosure of Invention

The utility model aims to provide strain mixed fermentation equipment, which can be respectively used for bacillus subtilis and bacillus amyloliquefaciens by arranging a first culture tank and a second culture tank on a support frame respectively, and then respectively put into a fermentation tank for mixed fermentation according to different proportions through a first discharging pipe group and a second discharging pipe group, so that the operation is convenient, and the fermentation tank is provided with a stirring device and a temperature control device, so that the temperature required by strain fermentation can be ensured, and meanwhile, the strain can be mixed more uniformly, and the use effect is good.

Embodiments of the present utility model are implemented as follows:

the embodiment of the application provides a strain mixed fermentation equipment, it includes the support frame, first culture tank, second culture tank and fermentation cylinder, above-mentioned first culture tank and above-mentioned second culture tank are all located on the above-mentioned support frame, above-mentioned support frame bottom is located to above-mentioned fermentation cylinder, the bottom of above-mentioned first culture tank is equipped with first ejection of compact nest of tubes, the bottom of above-mentioned second culture tank is equipped with the second ejection of compact nest of tubes, above-mentioned first ejection of compact nest of tubes and above-mentioned second ejection of compact nest of tubes all communicate with above-mentioned fermentation cylinder, the bottom of above-mentioned fermentation cylinder is equipped with the outlet valve, above-mentioned fermentation cylinder lateral wall is equipped with temperature control device, still be equipped with agitating unit on the above-mentioned fermentation cylinder.

In some embodiments of the present utility model, the first culture tank includes a tank body, a feed inlet and a pressure relief valve, the upper end of the tank body is provided with a sealing cover, the pressure relief valve is provided at the upper end of the tank body, the feed inlet is provided at one side of the upper end of the tank body, the first discharge tube is provided at the bottom of the tank body, and the second culture tank has the same structure as the first culture tank.

In some embodiments of the present utility model, the first discharging tube set includes a first tube body, a second tube body, and a valve, one end of the first tube body is connected to the bottom of the tank body, one end of the second tube body is connected to the first tube body, the second tube body is connected to the fermenter, the valve is disposed on the first tube body, the second tube body is disposed obliquely, and the second discharging tube set has the same structure as the first discharging tube set.

In some embodiments of the present utility model, the stirring device includes a stirring motor and a stirring rod set, the stirring motor is disposed on an upper end surface of the support frame, a damping plate is further disposed between the stirring motor and the support frame, one end of the stirring rod set passes through the support frame and is in transmission connection with a power shaft of the stirring motor, and the other end of the stirring rod set extends into the fermentation tank.

In some embodiments of the present utility model, the stirring rod set includes a stirring shaft, a first stirring member, and a second stirring member, one end of the stirring shaft is in driving connection with a power shaft of the stirring motor, the first stirring member and the second stirring member are sequentially disposed on the stirring shaft from top to bottom, a ball is disposed at a bottom of the second stirring member, and the ball abuts against an inner bottom of the fermenter.

In some embodiments of the present utility model, the first stirring member includes a stirring rod, the stirring rod is disposed on the stirring shaft, a plurality of short rods are uniformly distributed on two sides of the stirring rod, and a plurality of through holes are disposed in a middle portion of the stirring rod along an axial direction of the stirring rod.

In some embodiments of the present utility model, the temperature control device includes a temperature detecting device, a heating device and a cooling device, wherein the temperature detecting device is disposed in the fermenter, the heating device is disposed on a bottom sidewall of the fermenter, and the cooling device is disposed on an upper sidewall of the fermenter.

In some embodiments of the utility model, the heating device comprises a heat shield disposed on a bottom side wall of the fermenter and a heating element disposed between the heat shield and the fermenter.

In some embodiments of the utility model, the cooling device comprises a cooling fan, and the cooling fan is disposed on an upper side wall of the fermenter.

In some embodiments of the present utility model, the stirring device further comprises a control device, and the temperature control device and the stirring device are electrically connected with the control device.

Compared with the prior art, the embodiment of the utility model has at least the following advantages or beneficial effects:

the application provides a bacterial hybrid fermentation equipment, which comprises a supporting rack, first culture tank, second culture tank and fermentation cylinder, through set up first culture tank and second culture tank respectively on the support frame, can be used for bacillus subtilis and starch bacillus respectively, then throw into the fermentation cylinder according to the proportion of difference respectively through first ejection of compact nest of tubes and second ejection of compact nest of tubes and carry out mixed fermentation, the operation is convenient, and be equipped with agitating unit and temperature control device on the fermentation cylinder, can guarantee the required temperature of bacterial fermentation, also can make bacterial mix more even simultaneously, excellent in use effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.

Icon: 1-supporting frame, 2-first culture tank, 21-tank body, 22-feed inlet, 23-relief valve, 24-sealing cover, 3-first discharging tube group, 31-first tube body, 32-second tube body, 33-valve, 4-second culture tank, 5-second discharging tube group, 6-fermentation tank, 7-stirring device, 71-stirring motor, 72-stirring shaft, 73-first stirring piece, 731-stirring rod, 732-short rod, 733-penetrating hole, 74-second stirring piece, 75-ball, 8-discharge valve, 9-temperature detection device, 10-heating device, 1001-heat shield, 1002-heating element, 11-cooling fan, 12-control device, 13-outlet valve.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present utility model is conventionally put when used, it is merely for convenience of describing the present utility model and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the embodiments of the present utility model, "plurality" means at least 2.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Examples

Referring to fig. 1, the present embodiment provides a strain mixing fermentation apparatus, which includes a support frame 1, a first culture tank 2, a second culture tank 4 and a fermentation tank 6, wherein the first culture tank 2 and the second culture tank 4 are all disposed on the support frame 1, the fermentation tank 6 is disposed at the bottom of the support frame 1, a first discharging tube set 3 is disposed at the bottom of the first culture tank 2, a second discharging tube set 5 is disposed at the bottom of the second culture tank 4, the first discharging tube set 3 and the second discharging tube set 5 are all communicated with the fermentation tank 6, an outlet valve 13 is disposed at the bottom of the fermentation tank 6, a temperature control device is disposed on the sidewall of the fermentation tank 6, and a stirring device 7 is further disposed on the fermentation tank 6.

In this embodiment, support frame 1 provides the support for first culture tank 2, second culture tank 4 and fermentation cylinder 6, make first culture tank 2 and second culture tank 4 can be used for cultivateing different bacterial respectively, so as to mix different bacterial together, the operation is simpler and more convenient, the upper end of support frame 1 is all located to first culture tank 2 and second culture tank 4, and fermentation cylinder 6 locates support frame 1 bottom, can utilize the action of gravity, make the bacterial culture solution in the first culture tank 2 fall into fermentation cylinder 6 through first ejection of compact nest 3, the bacterial culture solution in the second culture tank 4 falls into fermentation cylinder 6 through second ejection of compact nest 5, thereby carry out mixed culture fermentation in fermentation cylinder 6, thereby produce the bacterial liquid that has the new effect, the bottom of fermentation cylinder 6 is equipped with outlet valve 13, can be used for discharging the bacterial liquid, still be equipped with temperature control device and agitating unit 7 on fermentation cylinder 6 in addition, can stir the bacterial liquid of mixing through setting up agitating unit 7, make two bacterial liquids can mix evenly, improve fermentation effect, in addition, temperature control device can rationally adjust the fermentation cylinder 6 temperature, promote fermentation effect in the fermentation cylinder 6.

According to the utility model, the first culture tank 2 and the second culture tank 4 are respectively arranged on the support frame 1, so that the fermentation device can be used for bacillus subtilis and bacillus amyloliquefaciens respectively, and then the bacillus amyloliquefaciens is respectively put into the fermentation tank 6 through the first discharging pipe group 3 and the second discharging pipe group 5 according to different proportions for mixed fermentation, so that the operation is convenient, and the stirring device 7 and the temperature control device are arranged on the fermentation tank 6, so that the temperature required by strain fermentation can be ensured, and meanwhile, the strain can be mixed more uniformly, and the use effect is good.

Optionally, the fermentation tank 6 is an existing fermentation tank 6 product, and is convenient to use.

In some embodiments of the present utility model, the first culture tank 2 includes a tank 21, a feed port 22, and a pressure relief valve 23, a sealing cover 24 is provided at an upper end of the tank 21, the pressure relief valve 23 is provided at an upper end of the tank 21, the feed port 22 is provided at an upper end side of the tank 21, the first discharge tube group 3 is provided at a bottom of the tank 21, and the second culture tank 4 has the same structure as the first culture tank 2.

In the above embodiment, the first culture tank 2 is composed of a tank body 21, a feed inlet 22 and a pressure release valve 23, the tank body 21 is provided with a sealing cover 24, which can be used for sealing the tank body 21, the feed inlet 22 is arranged on one side of the upper end of the tank body 21, so that an operator can add the strain to be cultured into the tank body 21 through the feed inlet 22, the first discharging tube group 3 is arranged at the bottom of the tank body 21, which can be used for conveying the strain cultured in the tank body 21 into the fermentation tank 6 for mixed fermentation, and in addition, the upper end of the tank body 21 is also provided with the pressure release valve 23, which can be used for adjusting the pressure in the tank body 21, so as to avoid the excessive pressure in the tank body 21, thereby resulting in the loss of activity of the strain.

Further, the second culture tank 4 has the same structure as the first culture tank 2, and thus the use cost can be reduced.

In some embodiments of the present embodiment, the first discharging tube set 3 includes a first tube 31, a second tube 32, and a valve 33, one end of the first tube 31 is connected to the bottom of the tank 21, one end of the second tube 32 is connected to the first tube 31, the second tube 32 is connected to the fermenter 6, the valve 33 is provided on the first tube 31, the second tube 32 is inclined, and the second discharging tube set 5 has the same structure as the first discharging tube set 3.

In the above embodiment, the first tube body 31 and the second tube body 32 are sequentially communicated to form a conveying tube, so that cultured strains in the tank body 21 can be input into the fermentation tank 6, and as a preferred embodiment, the first tube body 31 is vertically arranged, so that the cultured strains in the tank body 21 flow out under the action of gravity, the second tube body 32 is obliquely arranged, the strain liquid flowing out of the first tube body 31 can be buffered, the influence on the activity of the strains due to the excessively high dropping speed of the strain liquid is avoided, and the valve 33 is arranged on the first tube body 31 and can be used for controlling the opening and closing degree of the first tube body 31, thereby controlling the outflow of the strains, ensuring the mixing quality of the strains and having good use effect.

Further, the second discharging tube set 5 has the same structure as the first discharging tube set 3, so that the use cost can be reduced.

Alternatively, the valve 33 may be a commercially available electric proportional control valve, which has high precision and is convenient to use.

In some embodiments of the present utility model, the stirring device 7 includes a stirring motor 71 and a stirring rod set, the stirring motor 71 is disposed on an upper end surface of the support frame 1, a shock absorbing plate is further disposed between the stirring motor 71 and the support frame 1, one end of the stirring rod set is in transmission connection with a power shaft of the stirring motor 71 through the support frame 1, and the other end of the stirring rod set extends into the fermentation tank 6.

In the above embodiment, the stirring motor 71 is in transmission connection with the stirring rod set, so that the stirring rod set is driven to rotate by the stirring motor 71, and the mixed strains in the fermentation tank 6 are stirred, so that the strains are uniformly mixed, the fermentation quality of the strains is ensured, in addition, a damping plate is arranged between the stirring motor 71 and the support frame 1, so that the stirring motor 71 can be damped, the vibration generated in the working process of the stirring motor 71 is reduced, the noise is reduced, and the practicability is good.

In some embodiments of the present embodiment, the stirring rod set includes a stirring shaft 72, a first stirring member 73, and a second stirring member 74, one end of the stirring shaft 72 is in driving connection with a power shaft of the stirring motor 71, the first stirring member 73 and the second stirring member 74 are sequentially disposed on the stirring shaft 72 from top to bottom, a ball 75 is disposed at a bottom of the second stirring member 74, and the ball 75 is in contact with an inner bottom of the fermenter 6.

In the above embodiment, the stirring shaft 72 provides support for the first stirring member 73 and the second stirring member 74, and the first stirring member 73 and the second stirring member 74 are arranged from top to bottom, so that the bottom of the middle part in the fermentation tank 6 can be respectively stirred, and the mixed strain is prevented from settling to the bottom to affect the mixing effect.

When the fermentation device is used, one end of the stirring shaft 72 is in transmission connection with the stirring motor 71, so that the stirring shaft 72 is driven to rotate by the stirring motor 71, and then the first stirring piece 73 and the second stirring piece 74 are driven to rotate by the stirring shaft 72 to stir mixed strains in the fermentation tank 6, so that the mixing uniformity of the two strains is promoted, and the fermentation quality of the mixed strains is improved.

As a preferred embodiment, the bottom of the second stirring member 74 is provided with the balls 75, and the friction resistance between the second stirring member 74 and the bottom in the fermentation tank 6 can be reduced by the balls 75, so that the second stirring member 74 can save more labor when rotating, and simultaneously, the mixed strain at the bottom can be stirred, so that the strain is uniformly mixed.

In another embodiment of the present embodiment, the first stirring member 73 includes a stirring rod 731, the stirring rod 731 is disposed on the stirring shaft 72, a plurality of short rods 732 are uniformly distributed on both sides of the stirring rod 731, and a plurality of through holes 733 are formed in a middle portion of the stirring rod 731 along an axial direction thereof.

In the above embodiment, the stirring rod 731 is connected with the stirring shaft 72, and the stirring rod 731 can be driven to rotate by the rotation of the stirring shaft 72, and the plurality of short rods 732 are uniformly distributed on two sides of the stirring rod 731, so that the stirring range of the stirring rod 731 can be increased, and the strain is uniformly mixed, and the middle part of the stirring rod 731 is provided with the plurality of through holes 733 along the axial direction thereof, so that on one hand, the quality of the stirring rod 731 can be reduced, and on the other hand, the resistance applied to the stirring rod 731 in the rotation process can be reduced, so that the energy-saving effect is achieved.

In some embodiments of the present utility model, the temperature control device includes a temperature detecting device 9, a heating device 10, and a cooling device, wherein the temperature detecting device 9 is disposed in the fermenter 6, the heating device 10 is disposed on a bottom sidewall of the fermenter 6, and the cooling device is disposed on an upper sidewall of the fermenter 6.

In the above embodiment, the temperature detecting device 9 is disposed in the fermentation tank 6 and can be used for detecting the temperature in the fermentation tank 6, so that an operator can know the temperature in the fermentation tank 6 in real time, and then the temperature in the fermentation tank 6 is raised or lowered by the heating device 10 and the cooling device, so as to ensure the proper temperature for strain fermentation and improve the fermentation quality.

Alternatively, the temperature detecting device 9 may be a commercially available PT100 temperature sensor, which is reliable in quality and convenient to use.

Further, the heating device 10 includes a heat shield 1001 and a heating element 1002, the heat shield 1001 is provided on a bottom side wall of the fermenter 6, and the heating element 1002 is provided between the heat shield 1001 and the fermenter 6.

In the above embodiment, the heat shield 1001 can perform heat-insulating protection on the heating element 1002, slow down the outward loss of temperature, and has the effects of heat preservation and energy saving, and meanwhile, can avoid scalding operators, and improve the use safety.

Alternatively, the heating element 1002 may be a commercially available heating plate, which is convenient to use.

Optionally, the cooling device includes a cooling fan 11, the cooling fan 11 is disposed on the upper side wall of the fermentation tank 6, and the cooling fan 11 can cool the temperature in the fermentation tank 6, so as to avoid the too high temperature in the fermentation tank 6, and influence the activity of the strain, and the functional effect is good.

It should be noted that the present device further includes a control device 12, and the temperature control device and the stirring device 7 are electrically connected to the control device 12.

The control device 12 can facilitate the start and stop and the working mode of the temperature control device and the stirring device 7 to be controlled by operators, the operation is simple and convenient, and the automation of the device is improved.

Alternatively, the control device 12 may be a PLC controller, which has good controllability and is convenient to use.

In summary, the embodiment of the utility model provides a strain mixed fermentation device, which comprises a support frame 1, a first culture tank 2, a second culture tank 4 and a fermentation tank 6, wherein the support frame 1 is used for supporting the first culture tank 2, the second culture tank 4 and the fermentation tank 6, the first culture tank 2 and the second culture tank 4 can be respectively used for culturing different strains so as to mix different strains together, the operation is simpler and more convenient, the first culture tank 2 and the second culture tank 4 are both arranged at the upper end of the support frame 1, the fermentation tank 6 is arranged at the bottom of the support frame 1, the strain culture solution in the first culture tank 2 can fall into the fermentation tank 6 through the first discharge pipe group 3 by utilizing the action of gravity, the strain culture solution in the second culture tank 4 falls into the fermentation tank 6 through the second discharge pipe group 5, so that mixed culture fermentation is carried out in the fermentation tank 6, the strain solution with a new effect is generated, the bottom of the fermentation tank 6 is provided with an outlet valve 13, the strain solution can be used for discharging the strain solution, in addition, the fermentation tank 6 is also provided with a device and a stirring device 7, and the temperature control device 7 can be arranged at the bottom of the fermentation tank 6, the temperature control device can be used for evenly mixing the strain culture solution, and the temperature control device can be reasonably adjusted, in addition, the temperature control effect can be improved, and the fermentation effect can be reasonably realized.

According to the utility model, the first culture tank 2 and the second culture tank 4 are respectively arranged on the support frame 1, so that the fermentation device can be used for bacillus subtilis and bacillus amyloliquefaciens respectively, and then the bacillus amyloliquefaciens is respectively put into the fermentation tank 6 through the first discharging pipe group 3 and the second discharging pipe group 5 according to different proportions for mixed fermentation, so that the operation is convenient, and the stirring device 7 and the temperature control device are arranged on the fermentation tank 6, so that the temperature required by strain fermentation can be ensured, and meanwhile, the strain can be mixed more uniformly, and the use effect is good.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a bacterial hybrid fermentation equipment, its characterized in that includes support frame, first culture tank, second culture tank and fermentation cylinder, first culture tank with the second culture tank is all located on the support frame, the fermentation cylinder is located the support frame bottom, the bottom of first culture tank is equipped with first ejection of compact nest of tubes, the bottom of second culture tank is equipped with the second ejection of compact nest of tubes, first ejection of compact nest of tubes with the second ejection of compact nest of tubes all with the fermentation cylinder intercommunication, the bottom of fermentation cylinder is equipped with the outlet valve, the fermentation cylinder lateral wall is equipped with temperature control device, still be equipped with agitating unit on the fermentation cylinder.

2. The strain mixed fermentation equipment according to claim 1, wherein the first culture tank comprises a tank body, a feed inlet and a pressure relief valve, the upper end of the tank body is provided with a sealing cover, the pressure relief valve is arranged at the upper end of the tank body, the feed inlet is arranged at one side of the upper end of the tank body, the first discharge pipe is arranged at the bottom of the tank body, and the second culture tank has the same structure as the first culture tank.

3. The strain mixing and fermenting device according to claim 2, wherein the first discharging tube group comprises a first tube body, a second tube body and a valve, one end of the first tube body is communicated with the bottom of the tank body, one end of the second tube body is communicated with the first tube body, the second tube body is communicated with the fermentation tank, the valve is arranged on the first tube body, the second tube body is obliquely arranged, and the second discharging tube group has the same structure as the first discharging tube group.

4. The strain mixing and fermenting device according to claim 1, wherein the stirring device comprises a stirring motor and a stirring rod group, the stirring motor is arranged on the upper end face of the supporting frame, a damping plate is further arranged between the stirring motor and the supporting frame, one end of the stirring rod group penetrates through the supporting frame to be in transmission connection with a power shaft of the stirring motor, and the other end of the stirring rod group stretches into the fermentation tank.

5. The strain mixing and fermenting device according to claim 4, wherein the stirring rod group comprises a stirring shaft, a first stirring piece and a second stirring piece, one end of the stirring shaft is in transmission connection with a power shaft of the stirring motor, the first stirring piece and the second stirring piece are sequentially arranged on the stirring shaft from top to bottom, a ball is arranged at the bottom of the second stirring piece, and the ball is in butt joint with the bottom in the fermentation tank.

6. The strain mixing and fermenting device according to claim 5, wherein the first stirring piece comprises a stirring rod, the stirring rod is arranged on the stirring shaft, a plurality of short rods are uniformly distributed on two sides of the stirring rod, and a plurality of through holes are formed in the middle of the stirring rod along the axial direction of the stirring rod.

7. The strain mixing fermentation apparatus of claim 1, wherein the temperature control device comprises a temperature detection device, a heating device and a cooling device, the temperature detection device is arranged in the fermentation tank, the heating device is arranged on the bottom side wall of the fermentation tank, and the cooling device is arranged on the upper side wall of the fermentation tank.

8. The seed culture mixed fermentation apparatus of claim 7, wherein the heating means comprises a heat shield disposed on a bottom side wall of the fermenter and a heating element disposed between the heat shield and the fermenter.

9. The apparatus of claim 7, wherein the cooling means comprises a cooling fan provided on an upper side wall of the fermenter.

10. The apparatus of any one of claims 1-9, further comprising a control device, wherein the temperature control device and the stirring device are both electrically connected to the control device.

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