阅读说明：本技术 一种温湿度可控的卧式固态发酵罐 (Controllable horizontal solid state fermentation jar of humiture ) 是由 施爱平 徐子豪 于 2019-08-29 设计创作，主要内容包括：本发明涉及固态发酵,具体是一种温湿度可控的卧式固态发酵罐。其包括发酵罐罐体、搅拌系统、湿度控制系统、加热系统、动力系统以及进料卸料装置组件。通过进料口往发酵罐内加入所需发酵物和酶制剂,然后通过进油管往油腔内加入导热油,通过触摸屏设置所需发酵温度、湿度以及发酵时间,然后开始工作；温度传感器会实时监测油腔温度,通过PLC控制系统根据所设温度对加热棒进行加热强度和开关控制从而实现温度控制。湿度传感器也会监测罐内湿度,通过PLC控制系统根据所设湿度对冷凝装置和水泵进行开关控制从而来实现湿度控制。发酵结束后,气缸会打开卸料口,使得发酵产物落入储料装置内将储料装置从发酵罐底部移出,对发酵产物进行处理。(The invention relates to solid state fermentation, in particular to a horizontal solid state fermentation tank with controllable temperature and humidity. The device comprises a fermentation tank body, a stirring system, a humidity control system, a heating system, a power system and a feeding and discharging device assembly. Adding a required leavening and an enzyme preparation into the fermentation tank through the feeding hole, then adding heat conduction oil into the oil cavity through the oil inlet pipe, setting required fermentation temperature, humidity and fermentation time through the touch screen, and then starting to work; the temperature sensor can monitor the temperature of the oil cavity in real time, and the heating intensity and the on-off control of the heating rod are carried out through the PLC control system according to the set temperature, so that the temperature control is realized. Humidity sensor also can monitor jar interior humidity, thereby carries out on-off control to condensing equipment and water pump through PLC control system according to the humidity of establishing and realize humidity control. After the fermentation, the discharge opening can be opened to the cylinder for the fermentation product falls into and shifts out storage device from the fermentation cylinder bottom in the storage device, handles the fermentation product.)

1. A temperature and humidity controllable horizontal solid-state fermentation tank is characterized in that the fermentation tank comprises a fermentation tank body, a stirring system, a humidity control system, a heating system, a power system and a feeding and discharging device assembly;

The fermentation tank body comprises an outer shell, a heat preservation layer, an oil cavity, an inner shell and an upper cover shell; the inner shell is U-shaped, the whole U-shaped outer side surface of the inner shell is wrapped by an oil cavity, and heat conduction oil can be stored in the oil cavity; a heat-insulating layer is arranged between the oil cavity and the inner wall of the shell, and the heat-insulating layer is made of heat-insulating materials, so that the loss of internal heat can be reduced; the upper cover shell is positioned above the whole fermentation tank body and covers the whole shell, and a fixed inclined plate and a rotatable inclined plate are arranged on the upper cover shell; the fixed inclined plate is fixed on the upper cover shell through a screw;

The stirring system is positioned in the inner shell to realize the stirring function;

The humidity control system consists of a dehumidification system, a humidification system and a humidity sensor, wherein the humidity sensor is positioned on the inner wall of the right side of the inner shell; the dehumidification system comprises a condensing device, an inner chute, an inner guide pipe, an outer guide pipe, a water tank and a water outlet pipe; the condensing device is fixed on the fixed inclined plate, and water condensed by the condensing device is discharged into the water tank through the outer guide pipe; the upper port of the inner flow guide pipe is connected with the condensation pipe, two ports are arranged at the lower part of the inner flow guide pipe and are positioned in the tank, one port is an air inlet, the other port is a water outlet, the water outlet is connected with a connecting pipe, a switch valve is arranged at the connecting part and is positioned outside the tank, and the other end of the connecting pipe is connected with the outer flow guide pipe; the air inlet is provided with a zigzag pipe, and after the switch valve is closed, condensed water can overflow the lower section of the zigzag pipe, so that liquid seal of the air inlet is realized, and the closing of the condensing device is realized; the inner chutes are positioned at the front side and the rear side inside the upper cover shell respectively, the temperature of the fixed inclined plate and the temperature of the rotatable inclined plate are greatly different from the temperature in the tank at the initial stage of fermentation at the lower parts of the fixed inclined plate and the rotatable inclined plate, water vapor is condensed into water after contacting the inclined plate with low temperature, then the water vapor flows into the inner chutes from the upper side of the inclined plate, and due to the inclination of the bottom plate of the inner chutes, the condensed water flows to the outer flow guide pipe and then enters the water tank for storage; a drainage pipe is arranged at the bottom of the water tank, and internal condensate water can be drained through the drainage pipe;

The humidifying system comprises an outer water tank, a water pump, a rotating shaft and a spray head; the water pump and the outer water tank are positioned outside the fermentation tank, one side of the water pump is connected with the outer water tank, and the other side of the water pump is connected with a rotating shaft of the stirring system positioned in the inner shell through a pipeline; a cavity is formed in the rotating shaft, and a plurality of spray heads are uniformly distributed on the outer surface of the rotating shaft;

The heating system comprises a heating rod, an oil cavity, an oil inlet pipe, an oil outlet pipe and a temperature sensor; the temperature sensor is installed on the left side inside the oil cavity in a threaded connection mode; eight heating rods are uniformly distributed at the bottom of one side of the U-shaped oil cavity; because the discharge opening is a through opening which is positioned in the middle of the bottom end and extends from the inner shell to the tank body, the top parts of the two heating rods positioned at the bottommost end are close to the inner wall of the discharge opening positioned in the oil cavity, and the other heating rods 20 can extend to the left side close to the oil cavity, the lengths of the two heating rods are smaller than those of the other heating rods; a heating rod cover shell is arranged outside the right side of the oil cavity, and a protruding structure is arranged at the bottom of the cover shell so as to form an opening, so that a heating rod wire can extend out of the opening; the oil inlet pipes are distributed on the front side and the rear side of the fermentation tank body in a crossed mode; the oil outlet pipe is positioned at the bottom of the front side of the fermentation tank, and heat conducting oil can be discharged through the oil outlet pipe after the fermentation work is finished;

The power system is connected with a rotating shaft of the stirring system positioned in the inner shell to drive the rotating shaft to rotate.

2. The horizontal solid-state fermentation tank with controllable temperature and humidity according to claim 1, wherein an observation glass window is arranged in the middle of the rotatable inclined plate, and the working conditions in the tank can be observed through the observation glass window.

3. The horizontal solid-state fermenter according to claim 1, wherein the stirring system comprises a helical belt and a rotating shaft inside the inner shell; the spiral belt is welded on the rotating shaft and consists of two spiral belts with different diameters, so that the fermentation product can be fully stirred, and the fermentation efficiency and quality can be effectively improved.

4. the horizontal solid-state fermentation tank with controllable temperature and humidity according to claim 1, wherein the condensing device is composed of a snake-shaped condensing pipe, a copper support with holes, a heat insulation layer and a sharp corner positioning piece; the copper bracket with the hole is positioned on the fixed inclined plate, a heat insulation layer is arranged below the bracket, and a snake-shaped condensation pipe is arranged above the bracket; the total number of the sharp-angle positioning pieces is four, and the sharp-angle positioning pieces are arranged on the fixed inclined plate through screws so as to fix the bracket, the heat insulation layer and the snakelike condensation pipe at required positions; snakelike condenser pipe one end stretches into in the jar, the directional top of one end, and the water tank is gone into to backward flow and through outer honeycomb duct drainage behind this snakelike condenser pipe condensate water to jar interior steam.

5. the horizontal solid-state fermenter according to claim 1, wherein the inlet pipe has a funnel-like port at its upper end, and a lid at the port reduces heat loss of the heat transfer oil inside.

6. The horizontal solid-state fermentation tank with controllable temperature and humidity according to claim 1, wherein the power system comprises a motor, a reducer and a coupling; one end of the speed reducer is connected with the motor, and the other end of the speed reducer is connected with the rotating shaft through the coupler; the outside of the whole power system is provided with a protective shell which is positioned on a base on the right side of the fermentation tank, and a touch screen is arranged in front of the protective shell and can control relevant fermentation tank parameters.

7. The horizontal solid-state fermentation tank with controllable temperature and humidity as claimed in claim 1, wherein a storage device is provided at the lower end of the discharge port at the bottom of the housing, the storage device has four bottom wheels at the bottom, a handle is provided at the front part, transportation is convenient, and the discharge port is controlled to be opened and closed by an air cylinder.

8. The horizontal solid-state fermentation tank with controllable temperature and humidity as claimed in claim 1, wherein a feeding inlet is arranged on the side part of the fixed inclined plate, the upper end of the feeding inlet is shaped like a funnel and is provided with a cover.

9. The horizontal solid-state fermentation tank with controllable temperature and humidity according to claim 1, characterized in that the lower part of the water tank is provided with a left shell which is mainly used for protecting a bearing seat and a bearing of a rotating shaft at the side part of the shell.

10. the horizontal solid-state fermentation tank with controllable temperature and humidity according to claims 1 to 9, characterized in that the required fermentation product and enzyme preparation are added into the fermentation tank through a feed inlet, then the heat conducting oil is added into an oil cavity through an oil inlet pipe, the required fermentation temperature, humidity and fermentation time are set through a touch screen, and then the operation is started; the fermentation tank starts to rotate and stir after being preheated, the temperature sensor monitors the temperature of the oil cavity in real time, and the heating rod is subjected to heating intensity and on-off control through the PLC control system according to the set temperature so as to realize temperature control; the humidity sensor can also monitor the humidity in the tank, and a PLC control system is used for controlling the on-off of a switch valve and a water pump in the condensing device according to the set humidity so as to realize humidity control; after fermentation is finished, the air cylinder opens the discharge opening, so that a fermentation product falls into the storage device, and the stirring system continues to rotate at a slow speed for a period of time, so that the fermentation product is fully discharged from the fermentation tank; after the whole discharging process is finished, an operator can move the storage device out of the bottom of the fermentation tank, so that the fermentation product is further processed.

Technical Field

The invention relates to the technical field of solid state fermentation, in particular to a horizontal solid state fermentation tank with controllable temperature and humidity.

Background

solid state fermentation refers to a biological reaction process in which one or more microorganisms are fermented in an underwater soluble solid substrate having a certain humidity. The solid state fermentation process has low water content, low requirement on sterility control, high final product concentration, low cost of substrate, simple process, low energy consumption and other advantages. Therefore, the solid state fermentation technology is widely adopted in the current production of organic fertilizers. But the fermentation environment such as temperature humidity still has important influence to final fermentation product in the course of working, and many solid state fermentation jar function singleness now, some only single temperature control, only single humidification or dehumidification in some humidity control system, some fermentation jar operation procedure is complicated moreover, uses loaded down with trivial details. The fermentation efficiency and the quality of the fermentation products of these fermentation plants are all significantly deficient.

Disclosure of Invention

In order to solve the problems, the invention provides a temperature and humidity controllable horizontal solid-state fermentation tank which is provided with a convenient heating control system and a comprehensive humidity control system with dehumidification and humidification functions, and meets the requirements of convenience in loading and unloading and simplicity and convenience in operation.

In order to solve the technical problems, the technical scheme provided by the invention is as follows:

a temperature and humidity controllable horizontal solid-state fermentation tank comprises a fermentation tank body, a stirring system, a humidity control system, a heating system, a power system and a feeding and discharging device assembly. The fermentation tank body comprises an outer shell, a heat preservation layer, an oil cavity, an inner shell and an upper cover shell. The inner shell is U-shaped, the whole U-shaped outer side surface of the inner shell is wrapped by the oil cavity, and heat conduction oil can be stored in the oil cavity. And a heat-insulating layer is arranged between the oil cavity and the inner wall of the shell, and the heat-insulating layer is a heat-insulating material, so that the loss of internal heat can be reduced. The upper cover shell is positioned above the whole fermentation tank body and covers the whole shell, and a fixed inclined plate and a rotatable inclined plate are arranged on the upper cover shell. The fixed inclined plate is fixed on the upper cover shell through screws. An observation glass window is arranged in the middle of the rotatable inclined plate, and the working condition in the tank can be observed through the observation glass window.

The stirring system consists of a spiral belt and a rotating shaft which are positioned in the inner shell. The spiral belt is welded on the rotating shaft and consists of two spiral belts with different diameters, so that the fermentation product can be fully stirred, and the fermentation efficiency and quality can be effectively improved.

The humidity control system consists of a dehumidification system, a humidification system and a humidity sensor. Wherein, the humidity sensor is positioned on the inner wall of the right side of the inner shell. The dehumidification system comprises a condensing device, an inner chute, an inner guide pipe, an outer guide pipe, a water tank and a water outlet pipe. The condensing device consists of a snake-shaped condensing pipe, a copper support with holes, a heat insulation layer and a sharp corner positioning piece. The copper support with the holes is located on the fixed inclined plate, a heat insulation layer is arranged below the support, and the snake-shaped condensation pipe is placed above the support. The total number of the sharp corner positioning pieces is four, and the sharp corner positioning pieces are arranged on the fixed inclined plate through screws so as to fix the support, the heat insulation layer and the snakelike condensation pipe at required positions. Snakelike condenser pipe one end stretches into in the jar, the directional top of one end, and the water tank is gone into to backward flow and through outer honeycomb duct drainage behind this snakelike condenser pipe condensate water to jar interior steam. The port links to each other with the condenser pipe on the interior honeycomb duct, and there are both ends mouth in the jar in the lower part, and one port is the air inlet, and another port is the outlet, just the outlet links to each other with a connecting pipe, and the junction has a ooff valve, the ooff valve is located outside the jar, just the connecting pipe other end links to each other with outer honeycomb duct. The air inlet is provided with a zigzag pipe, and after the switch valve is closed, condensed water can overflow the lower section of the zigzag pipe, so that liquid seal of the air inlet is realized, and the closing of the condensing device is realized. Interior chute totally two places, both sides around being located the upper cover shell is inside respectively, and in fixed swash plate and rotatable swash plate lower part, the temperature of fixed swash plate and rotatable swash plate in the initial stage of fermentation is great with the interior temperature difference of jar, and steam runs into the low-temperature swash plate after the condensate water, then flows to interior chute on the swash plate in, because the slope of interior chute bottom plate, these comdenstion waters can flow to outer honeycomb duct, then gets into the water tank and store. And a drainage pipe is arranged at the bottom of the water tank, and the internal condensed water can be drained through the drainage pipe.

The humidifying system comprises an outer water tank, a water pump, a rotating shaft and a spray head. The water pump and the outer water tank are positioned outside the fermentation tank, one side of the water pump is connected with the outer water tank, and the other side of the water pump is connected with a rotating shaft positioned in the inner shell through a pipeline. The rotating shaft is internally provided with a cavity, and the outer surface of the rotating shaft is uniformly distributed with a plurality of nozzles.

The heating system comprises a heating rod, an oil cavity, an oil inlet pipe, an oil outlet pipe and a temperature sensor. Wherein the temperature sensor is installed on the left side inside the oil cavity through threaded connection. And the total eight heating rods are uniformly distributed at the bottom of one side of the U-shaped oil cavity. Since the discharge opening 22 is a through opening extending from the inner shell to the tank body at the middle position of the bottom end, the top parts of the two heating rods 20 at the bottom end are close to the inner wall of the discharge opening 22 inside the oil chamber, and the other heating rods 20 can extend to the left side of the oil chamber, so that the lengths of the two heating rods 20 are smaller than those of the other heating rods 20. A heating rod cover shell is arranged outside the right side of the oil cavity, and a protruding structure is arranged at the bottom of the cover shell so as to form an opening, so that a heating rod wire can extend out of the opening. The oil inlet pipes are distributed on the front side and the rear side of the fermentation tank body in a cross mode. The upper end of the oil inlet pipe is provided with a port similar to a funnel, and the port is provided with a cover to reduce the heat loss of the internal heat conducting oil. The oil outlet pipe is positioned at the bottom of the front side of the fermentation tank, and the heat conducting oil can be discharged through the oil outlet pipe after the fermentation operation is finished.

The power system comprises a motor, a speed reducer and a coupling. One end of the speed reducer is connected with the motor, and the other end of the speed reducer is connected with the rotating shaft through the coupler. The outside of the whole power system is provided with a protective shell which is positioned on a base on the right side of the fermentation tank, and a touch screen is arranged in front of the protective shell and can control relevant fermentation tank parameters.

Further: the lower end of the discharge opening at the bottom of the shell is provided with a material storage device, the bottom of the device is provided with four bottom wheels, the front part of the device is provided with a handle, and the transportation is convenient. And the discharge opening is controlled by a cylinder.

Further: a feed inlet is arranged on the inclined side part of the fixed inclined plate, and the upper end of the feed inlet is similar to a funnel shape and is provided with a cover.

The invention has simple structure, convenient use and complete functions, and can efficiently realize various solid-state fermentation works.

drawings

FIG. 1 is an isometric view of a horizontal solid-state fermenter.

FIG. 2 is a sectional view of a horizontal solid-state fermenter.

FIG. 3 is a front view of a horizontal solid-state fermenter.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is an enlarged view of fig. 3 at B.

Fig. 6 is a view of the protective case of fig. 3 taken to the front side C.

Fig. 7 is a cross-sectional view taken along line D in fig. 2.

Fig. 8 is a structural view of a condensing unit.

FIG. 9 is a front view of a partial structure of a condensing unit

Fig. 10 is a schematic structural layout of the humidifying system.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the accompanying drawings and detailed description.

Referring to fig. 1, fig. 2 and fig. 3, a horizontal solid-state fermentation tank with controllable temperature and humidity includes a fermentation tank body, a stirring system, a humidity control system, a heating system, a power system, a feeding and discharging device and other components. The fermentation tank body comprises an outer shell 1, a heat preservation layer 18, an oil cavity 19, an inner shell 24 and an upper cover shell 9. The inner shell 24 is U-shaped, the whole U-shaped outer side surface of the inner shell 24 is wrapped by the oil cavity 19, and heat conduction oil can be stored in the oil cavity 19. An insulating layer 18 is arranged between the oil chamber 19 and the inner wall of the shell 1, and the insulating layer 18 is made of heat insulating materials, so that the loss of internal heat can be reduced. The upper cover shell 9 is located above the whole tank body, and covers the whole housing 1, and a fixed inclined plate 10 and a rotatable inclined plate 11 are installed on the upper cover shell 9. The fixed swash plate 10 is fixed to the upper cover case 9 by screws. An observation glass window 14 is arranged in the middle of the rotatable inclined plate 11, and the working condition in the tank can be observed through the observation glass window 14. A feed inlet 12 is formed on the side part of the fixed inclined plate 10, and the upper end of the feed inlet 12 is shaped like a funnel and is provided with a cover. And there is a storage device 4 in the discharge opening lower extreme of shell 1 bottom, and there are four return pulleys in this storage device 4 bottom, and the front portion has a leader, and it is convenient to transport. And the discharge port 22 is opened and closed by the cylinder 21.

Referring to fig. 2 and 10, the stirring system is composed of a spiral belt 23 and a rotating shaft 37 in the inner casing. The spiral belt 23 is welded on the rotating shaft 37 and consists of two spiral belts with different diameters, so that the fermentation product can be fully stirred, and the fermentation efficiency and quality can be effectively improved.

Referring to fig. 1, 2, 7, 8, 9, and 10, the humidity control system is composed of a dehumidification system, a humidification system, and a humidity sensor 39. Wherein the humidity sensor 39 is located on the right inner wall of the inner casing. The dehumidification system comprises a condensing device 13, an inner chute 25, an inner guide pipe 301, an outer guide pipe 15, a water tank 17 and a water discharge pipe 2. The condensing device 13 consists of a snakelike condensing pipe 34, a copper support 33 with holes, a heat insulation layer 32 and a sharp corner positioning piece 31. The copper support 33 with holes is positioned on the fixed inclined plate 10, a heat insulation layer 32 is arranged below the support, and a snake-shaped condensation pipe 34 is arranged above the copper support 33 with holes. The four pointed positioning pieces 31 are arranged on the fixed inclined plate 10 through screws so as to fix the perforated copper bracket 33, the heat insulation layer 32 and the serpentine condenser pipe 34 at required positions. The snakelike condenser pipe 34 one end stretches into in the jar, and the directional top of one end, the backward flow and the water tank 17 of discharging through outer honeycomb duct 15 behind the water is become through this snakelike condenser pipe 34 condensation to jar interior steam. The upper port of the inner guide pipe 301 is connected with the condenser pipe 34, two ports are arranged at the lower part of the inner guide pipe, one port is an air inlet 302, the other port is a water outlet 303, the water outlet 303 is connected with a connecting pipe 305, a switch valve 304 is arranged at the connecting part, the switch valve 304 is arranged outside the tank, and the other end of the connecting pipe 305 is connected with the outer guide pipe 15. The air inlet 302 is a zigzag pipe, and when the switch valve 304 is closed, the condensed water can overflow the lower section of the zigzag pipe, so that the liquid seal of the air inlet 302 is realized, and the closing of the condensing device 13 is realized. The inner chutes 25 are positioned on two side walls inside the upper cover shell 9, the temperature of two inclined plates (the fixed inclined plate 10 and the rotatable inclined plate 11) at the initial stage of fermentation is greatly different from the temperature in the tank, water vapor is condensed into water after encountering the inclined plate with low temperature, then flows into the inner chutes 25 on the inclined plate, and due to the inclination of the bottom of the inner chutes 25, the condensed water can flow to the outer flow guide pipe 15 and then enters the water tank 17 on the left side of the shell for storage. The bottom of the water tank 15 is provided with a drain pipe 2, and condensed water inside the water tank 17 can be drained through the drain pipe 2. And the lower part of the water tank 17 is provided with a left shell 3 which is mainly used for protecting a bearing seat 301 and a bearing 302 which are arranged at the side part of the shell 1 and used for fixing the rotating shaft 37. The humidifying system includes an outer water tank 35, a water pump 36, a rotating shaft 37 and a spray head 38. The water pump 36 and the outer water tank 35 are positioned outside the fermentation tank, one side of the water pump 36 is connected with the outer water tank 35, and the other side is connected with a rotating shaft 37 positioned in the inner shell 24 through a pipeline. A cavity is formed in the rotating shaft 37, a plurality of spray heads 38 are uniformly distributed on the outer surface of the rotating shaft, water is pumped out of the outer water tank by the water pump 36 and conveyed to the cavity in the rotating shaft 37, and then the water is sprayed into the fermentation tank through the spray heads 38, so that humidification is achieved.

Referring to fig. 2, 3, 4 and 5, the heating system includes a heating rod 20, an oil chamber 19, an oil inlet pipe 16, an oil outlet pipe 5 and a temperature sensor 30. Wherein the temperature sensor 30 is mounted on the left side inside the oil chamber 19 by screw connection. The total number of the heating rods 20 is eight, and the heating rods are uniformly distributed at the bottom of the right side of the U-shaped oil cavity 19. Since the discharge opening 22 is a through opening extending from the inner shell to the tank body at the middle position of the bottom end, the top parts of the two heating rods 20 at the bottom end are close to the inner wall of the discharge opening 22 inside the oil chamber, and the other heating rods 20 can extend to the left side of the oil chamber, so that the lengths of the two heating rods 20 are smaller than those of the other heating rods 20. Outside this side there is a heating rod cover 26. the heating rod cover 26 has a raised structure at the bottom to form an opening so that the wires of the heating rod 20 can extend out of the opening. The oil inlet pipes 16 are distributed on the front side and the rear side of the fermentation tank in a crossed manner. The upper end of the oil inlet pipe 16 is provided with a port similar to a funnel so as to facilitate oil pouring, and the port is provided with a cover so as to reduce the heat loss of the internal heat conducting oil. The oil outlet pipe 5 is positioned at the bottom of the front side of the fermentation tank, and heat conducting oil can be discharged through the oil outlet pipe 5 after the fermentation operation is finished.

Referring to fig. 1 and 6, the power system is located on the right base 6 of the fermentation tank and on the right side of the housing 1, and comprises a motor 29, a reducer 28 and a coupling 27. The speed reducer 28 is connected to the motor 29 at one end and to the rotating shaft 37 at the other end through the coupling 27. The outside of the whole system is provided with a right protective shell 7 which is positioned on a right base 6 of the fermentation tank, and the front of the right protective shell is provided with a touch screen 8, and related fermentation tank parameters can be controlled through the touch screen 8.

Before the horizontal fermentation tank works, required leavening and enzyme preparation are added into the fermentation tank through the feeding hole 12, then heat conduction oil is added into the oil cavity through the oil inlet pipe 16, required fermentation temperature, humidity and fermentation time are set through the touch screen 8, and then the horizontal fermentation tank starts to work. The fermentation tank will preheat for a period of time and then start to rotate for stirring, the temperature sensor 30 will monitor the temperature of the oil cavity in real time, and the heating rod 20 is subjected to heating intensity and switch control through the PLC control system according to the set temperature, so that temperature control is realized. The humidity sensor 39 will also monitor the humidity in the tank, and the PLC control system will control the on-off valve 304 and the water pump 36 in the condensing device 13 according to the set humidity, so as to realize the humidity control. After the fermentation is finished, the discharge opening 22 is opened by the air cylinder 21, so that the fermentation product falls into the storage device 4, and the stirring system continues to rotate at a slow speed for a period of time, so that the fermentation product is fully discharged from the fermentation tank. After the whole discharging process is finished, the operator can move the storage device 4 out of the bottom of the fermentation tank, so that the fermentation product is further processed.

The above detailed description is made on the preferred embodiments of the present patent, but the present patent is not limited to the above embodiments, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments can be appropriately combined to form other embodiments that can be understood by those skilled in the art.