Edible fungus liquid strain incubator

Abstract

The utility model discloses an edible fungus liquid strain incubator which comprises a tank body, an annular heating cavity is fixed in the tank body, and a heating inlet and a heating outlet are formed in the annular heating cavity; a flow guide mechanism and a defoaming mechanism are also arranged in the tank body; the flow guide mechanism comprises flow guide blades and an inner rotating shaft; the defoaming mechanism comprises an outer sleeve and a plurality of defoaming shafts, and a plurality of defoaming teeth are arranged on the defoaming shafts. According to the utility model, through the downward flow pushing effect of the guide vanes, edible mushroom liquid in the tank body is driven to circularly flow from the interior of the annular heating cavity to the exterior of the annular heating cavity, and the annular heating cavity is matched, so that more efficient temperature regulation and control of the edible mushroom liquid in the tank body are realized; defoaming teeth of the defoaming mechanism are used for stirring and crushing bubbles entering the annular heating cavity, so that the circular defoaming operation of the bubbles at the top of the edible mushroom liquid is realized, and the whole ventilation fermentation process is completed by matching with the tank body.

Description

Technical Field

[0001] The utility model relates to the technical field of edible fungi, in particular to an edible fungi liquid strain culture device. Background Art

[0002] Edible fungi liquid strains are liquid strains obtained by deep culture in a biological fermentation tank using liquid culture medium. In recent years, the cultivation technology of liquid strains has also developed significantly and is suitable for industrial production. Edible fungi incubators are fermentation facilities that cooperate with the production of edible fungi liquid strains. They mainly use the principle of biological fermentation to provide the best nutrition, pH, temperature, and oxygen supply for mycelium growth, so that mycelium can grow faster and expand rapidly, reach a certain number of balls in a short time, and complete a fermentation cycle.

[0003] At present, most of the existing edible fungus liquid culture tanks use an airlift culture tank with a double-layer jacket, which is heated by an electric heating rod (tube) or external steam, and cooled by outer jacket water circulation during the culture process. The existing edible fungus liquid culture tanks have the following problems:

[0004] 1. The heating method of electric heating rod or external steam heating has a small contact area, so the temperature inside the incubator cannot be controlled more efficiently;

[0005] 2. The existing edible fungus liquid culture device adopts the method of adding chemical defoamers to eliminate fermentation foam, and the chemical defoamers are easy to contaminate the edible fungus liquid.

[0006] Therefore, it is necessary to improve an edible fungus liquid strain culture device with more efficient temperature control and less bubble removal effect. Summary of the invention

[0007] In view of the above-mentioned deficiencies in the prior art, the utility model provides an edible fungus liquid strain culture device.

[0008] In order to achieve the above-mentioned invention objectives, the technical solution adopted by the utility model is as follows: it includes a tank body, an annular heating chamber is fixed inside the tank body, and a heating inlet and a heating outlet are arranged on the annular heating chamber; a guide mechanism and a defoaming mechanism are also arranged inside the tank body; the guide mechanism includes guide blades and an inner rotating shaft, and the guide blades are fixed at the bottom of the inner rotating shaft; the defoaming mechanism includes an outer sleeve and a plurality of defoaming shafts, and the plurality of defoaming shafts are fixed at the bottom of the outer sleeve, and a plurality of defoaming teeth are arranged on the plurality of defoaming shafts, and the inner rotating shaft is installed inside the outer sleeve, the guide blades are located in the annular heating chamber, and the defoaming shaft is located at the top of the annular heating chamber; the top of the inner rotating shaft is connected to the inner rotating shaft driving mechanism, and the top of the outer sleeve is connected to the outer sleeve driving mechanism.

[0009] Furthermore, the inner shaft driving mechanism includes a second driven gear, a second driving gear and a second motor, the second driven gear is fixed to the bottom of the inner shaft, the second driven gear is meshed with the second driving gear, and the second driving gear is fixed to the output end of the second motor.

[0010] Furthermore, the outer sleeve driving mechanism includes a first driven gear, a first driving gear and a first motor, the first driven gear is fixed to the bottom of the outer sleeve, the first driven gear is meshed with the first driving gear, and the first driving gear is fixed to the output end of the first motor.

[0011] Furthermore, a safety valve port, a pressure gauge port, a feed inoculation port and a swirl air nozzle are arranged on the top of the tank body.

[0012] Furthermore, a discharge port is provided at the bottom of the tank body.

[0013] Furthermore, the annular heating chamber is fixed to the inner wall of the tank body through two guide brackets. The guide bracket includes a plurality of bracket legs and an annular portion for fixing the annular heating chamber. The annular portion is fixedly connected to the plurality of bracket legs, and the bracket legs are fixedly connected to the inner wall of the tank body.

[0014] Furthermore, the defoaming teeth are needle-shaped, and the spacing between adjacent defoaming teeth is less than or equal to 1 mm.

[0015] Further, the defoaming teeth are arranged downward.

[0016] Furthermore, a flange observation window is also provided on the tank body.

[0017] The beneficial effects of the utility model are:

[0018] The annular heating chamber of the utility model is provided with guide blades, and the downward pushing effect of the guide blades drives the edible fungus liquid in the tank body to circulate from the inside of the annular heating chamber to the outside of the annular heating chamber, and cooperates with the annular heating chamber to achieve more efficient temperature control of the edible fungus liquid in the tank body. A rotatable defoaming mechanism is provided above the annular heating chamber, and the defoaming teeth of the defoaming mechanism stir and break the bubbles entering the annular heating chamber, thereby achieving a cyclic defoaming operation of the bubbles on the top of the edible fungus liquid, thereby cooperating with the tank body to complete the entire ventilation and fermentation process.

[0019] The utility model adjusts the temperature inside the tank body through the annular heating cavity. The contact area between the annular heating cavity and the tank body is large, so that the temperature control structure inside the tank body is more reasonable and the temperature control efficiency is also higher.

[0020] The utility model is provided with an annular heating chamber, which cooperates with water vapor or heating water to heat the culture medium in the tank body through heat conduction; it can also cooperate with cold water or cooling gas to adjust the fermentation culture temperature of liquid bacteria.

[0021] The utility model has a simple overall structure, utilizes mechanical principles to defoam, avoids the addition of chemical defoaming agents, prevents product pollution, and improves product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0023] Figure 2 for Figure 1 A partial enlarged view in FIG.

[0024] The symbols of the components are as follows:

[0025] 1. Tank body; 11. Safety valve port; 12. Pressure gauge port; 13. Feeding and inoculation port; 14. Discharging port; 15. Flange observation window; 16. Swirl air nozzle;

[0026] 2. Annular heating chamber; 21. Heating inlet; 22. Heating outlet; 23. Guide bracket;

[0027] 3. Outer sleeve; 31. Defoaming shaft; 32. Defoaming gear; 33. First driven gear; 34. First driving gear; 35. First motor;

[0028] 4. inner rotating shaft; 41. guide vane; 42. outer casing; 43. second driven gear; 44. second driving gear; 45. second motor. DETAILED DESCRIPTION

[0029] The specific implementation methods of the utility model are described below to facilitate technical personnel in this technical field to understand the utility model, but it should be clear that the utility model is not limited to the scope of the specific implementation methods. For ordinary technical personnel in this technical field, as long as various changes are within the spirit and scope of the utility model defined and determined by the attached claims, these changes are obvious, and all utility model creations using the concept of the utility model are protected.

[0030] like Figure 1 and 2As shown, the edible fungus liquid spawn culture device includes a tank body 1, an annular heating chamber 2 is fixed inside the tank body 1, and a heating inlet 21 and a heating outlet 22 are arranged on the annular heating chamber 2. The heating inlet 21 penetrates to the outside of the tank body 1 and is connected to the heating water inlet, and the heating outlet 22 penetrates to the bottom of the tank body 1 and is connected to the heating water outlet. A guide mechanism and a defoaming mechanism are also arranged in the tank body 1. The guide mechanism includes a guide blade 41 and an inner rotating shaft 4, and the guide blade 41 is fixed at the bottom of the inner rotating shaft 4. The defoaming mechanism includes an outer sleeve 3 and a plurality of defoaming shafts 31, and the plurality of defoaming shafts 31 are fixed at the bottom of the outer sleeve 3. A plurality of defoaming teeth 32 are arranged on the plurality of defoaming shafts 31, and the inner rotating shaft 4 is installed inside the outer sleeve 3. The guide blade 41 is located in the annular heating chamber 2, and the defoaming shaft 31 is located at the top of the annular heating chamber 2. The annular heating chamber 2 divides the interior of the tank body 1 into a circulating flow channel. The circulating flow temperature control of the edible fungus liquid in the tank body 1 is realized through the matching flow guide mechanism of the annular heating chamber 2. A defoaming mechanism is also provided at the entrance end of the annular heating chamber 2, and the defoaming mechanism can be used to defoam the edible fungus liquid entering the annular heating chamber 2. The tank body 1 and the annular heating chamber 2 are preferably made of stainless steel.

[0031] An inner shaft driving mechanism is connected to the top of the inner shaft 4, and the inner shaft driving mechanism drives the inner shaft 4 and the guide blade 41 to rotate, so that the external edible fungus liquid is introduced into the annular heating chamber 2 for heat transfer and temperature control by utilizing the guiding effect of the guide blade 41, and the edible fungus liquid inside the tank 1 is circulated and heated by utilizing the guide blade 41 and the annular heating chamber 2. The inner shaft driving mechanism includes a second driven gear 43, a second driving gear 44, and a second motor 45, wherein the second driven gear 43 is fixed to the bottom of the inner shaft 4, the second driven gear 43 is meshed and connected with the second driving gear 44, and the second driving gear 44 is fixed to the output end of the second motor 45.

[0032] The top of the outer sleeve 3 is connected to an outer sleeve driving mechanism, which drives the defoaming shaft 31 and the defoaming gear 32 to rotate, thereby stirring and defoaming the bubbles entering the annular heating chamber 2. The outer sleeve driving mechanism includes a first driven gear 33, a first driving gear 34 and a first motor 35. The first driven gear 33 is fixed to the bottom of the outer sleeve 3, the first driven gear 33 is meshed and connected with the first driving gear 34, and the first driving gear 34 is fixed to the output end of the first motor 35.

[0033] The top of the tank body 1 is provided with a safety valve port 11, a pressure gauge port 12, a feeding and inoculation port 13 and a swirl air nozzle 16. A safety valve is provided on the safety valve port 11 to maintain the air pressure of the tank body 1 within a certain range. A barometer is provided on the pressure gauge port 12 to detect the air pressure value inside the tank body 1. Sterile air is sprayed in by the swirl air nozzle 16 to cooperate with the ventilation and fermentation process of the entire edible fungus liquid. The feeding and inoculation port 13 is used in the edible fungus fermentation process to add materials to the tank body 1. A discharge port 14 is provided at the bottom of the tank body 1 to discharge the edible fungus liquid in the tank body 1. The tank body 1 is also provided with a flange observation window 15, through which the fermentation of the edible fungi in the tank body 1 can be observed from the outside.

[0034] The annular heating chamber 2 is fixed to the inner wall of the tank body 1 through two flow guide brackets 23. The flow guide bracket 23 includes a plurality of bracket legs and an annular portion for fixing the annular heating chamber 2. The annular portion is fixedly connected to the plurality of bracket legs, and the bracket legs are fixedly connected to the inner wall of the tank body 1. The annular heating chamber 2 can be fixed inside the tank body 1 through the two flow guide brackets 23. A circulating flow channel is formed by the annular heating chamber 2 and the tank body 1, and the annular heating chamber 2 can be used to efficiently control the temperature inside the tank body 1.

[0035] The defoaming teeth 32 are needle-shaped, and the spacing between adjacent defoaming teeth 32 is less than or equal to 1 mm. A plurality of defoaming teeth 32 form a comb-like shape. When the outer sleeve 3 drives the defoaming shaft 31 and the defoaming teeth 32 to rotate, bubbles can be crushed and defoamed. The defoaming teeth 32 are arranged downward to ensure the defoaming effect of the defoaming teeth 32.

[0036] Working process and principle: before using the edible fungus liquid culture device for fermentation, the height of the edible fungus liquid in the tank body 1 is slightly lower than the top height of the defoaming teeth 32, and the bottom of the defoaming teeth 32 is inserted into the edible fungus liquid to ensure the defoaming effect of the defoaming teeth 32. During the fermentation operation, sterile air is provided to the tank body 1 through the swirl air nozzle 16. During fermentation, hot water or cold water is introduced into the heating inlet 2 through the heating inlet 21, and the temperature of the edible fungus liquid in the tank body 1 is controlled by the heat transfer effect of the annular heating chamber 2. At the same time, the guide blade 41 works, and the guide blade 41 guides the edible fungus liquid in the annular heating chamber 2 downward to push the flow, and then the outer sleeve 3 drives the defoaming 31 and the defoaming teeth 32 to rotate, and the edible fungus liquid entering the annular heating chamber 2 is dispersed and defoamed, and the edible fungus liquid in the tank body 1 circulates to achieve the defoaming operation of the edible fungus liquid. When the guide blades 41 push the edible fungus liquid downward, the bubbles at the top of the edible fungus liquid will move toward the outer sleeve 3 due to the negative pressure at the top of the annular heating chamber 2, and cooperate with the rotation of the defoaming teeth 32 to break up and remove the bubbles at the top of the edible fungus liquid.

Claims

1. A liquid spawn culture device for edible fungi, characterized in that: The invention comprises a tank body (1), wherein an annular heating chamber (2) is fixed inside the tank body (1), and a heating inlet (21) and a heating outlet (22) are arranged on the annular heating chamber (2); a flow guiding mechanism and a defoaming mechanism are also arranged inside the tank body (1); The flow guide mechanism comprises a flow guide blade (41) and an inner rotating shaft (4), wherein the flow guide blade (41) is fixed to the bottom of the inner rotating shaft (4); The defoaming mechanism comprises an outer sleeve (3) and a plurality of defoaming shafts (31), wherein the plurality of defoaming shafts (31) are fixed to the bottom of the outer sleeve (3), and the plurality of defoaming shafts (31) are each provided with a plurality of defoaming teeth (32), the inner rotating shaft (4) is installed inside the outer sleeve (3), the guide blade (41) is located inside the annular heating chamber (2), and the defoaming shafts (31) are located at the top of the annular heating chamber (2); The top of the inner rotating shaft (4) is connected to an inner rotating shaft driving mechanism, and the top of the outer sleeve (3) is connected to an outer sleeve driving mechanism.

2. The edible fungus liquid spawn incubator according to claim 1, characterized in that: The inner shaft driving mechanism comprises a second driven gear (43), a second driving gear (44) and a second motor (45); the second driven gear (43) is fixed to the bottom of the inner shaft (4); the second driven gear (43) is meshed with the second driving gear (44); and the second driving gear (44) is fixed to the output end of the second motor (45).

3. The edible fungus liquid spawn incubator according to claim 1, characterized in that: The outer sleeve driving mechanism comprises a first driven gear (33), a first driving gear (34) and a first motor (35); the first driven gear (33) is fixed to the bottom of the outer sleeve (3); the first driven gear (33) is meshed with the first driving gear (34); and the first driving gear (34) is fixed to the output end of the first motor (35).

4. The edible fungus liquid spawn incubator according to claim 1, characterized in that: The top of the tank body (1) is provided with a safety valve port (11), a pressure gauge port (12), a material addition and inoculation port (13) and a swirl air nozzle (16).

5. The edible fungus liquid spawn incubator according to claim 1, characterized in that: The bottom of the tank body (1) is provided with a discharge port (14).

6. The edible fungus liquid spawn incubator according to claim 1, characterized in that: The annular heating chamber (2) is fixed to the inner wall of the tank body (1) via two flow guide brackets (23); the flow guide bracket (23) comprises a plurality of bracket legs and an annular portion for fixing the annular heating chamber (2); the annular portion is fixedly connected to the plurality of bracket legs; and the bracket legs are fixedly connected to the inner wall of the tank body (1).

7. The edible fungus liquid spawn incubator according to claim 1, characterized in that: The defoaming teeth (32) are needle-shaped, and the spacing between adjacent defoaming teeth (32) is less than or equal to 1 mm.

8. The edible fungus liquid spawn incubator according to claim 1, characterized in that: The defoaming teeth (32) are arranged downward.

9. The edible fungus liquid spawn incubator according to claim 1, characterized in that: The tank body (1) is also provided with a flange observation window (15).

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