Industrial enzyme preparation fermentation device

Abstract

The utility model relates to an industrial enzyme preparation fermentation device which comprises a left operation box and a right operation box which are symmetrically arranged, a rotatable fermentation tank is arranged between the two operation boxes, a tank cover is arranged at the top of the fermentation tank, and telescopic assemblies used for driving the tank cover to move up and down are arranged in the two operation boxes. A first driving assembly for driving the fermentation tank to rotate is arranged in one operation box; a stirring shaft is vertically mounted in the fermentation tank, a second driving assembly for driving the stirring shaft to rotate is arranged on the tank cover, and a demister, a first stirring assembly and a second stirring assembly are sequentially arranged on the side wall of the stirring shaft from top to bottom; a gas guide pipe is further arranged in the stirring tank, and a hot bath coil pipe is arranged on the outer side wall of the stirring tank. The device has the beneficial effects of ensuring that production raw materials are in full contact with oxygen-containing air, being convenient to adjust the temperature, mixing uniformly, being convenient to clean and the like.

Description

Technical Field

[0001] The utility model relates to a fermentation device, in particular to an industrial enzyme preparation fermentation device, belonging to the technical field of enzyme preparation production. Background Art

[0002] Enzyme preparations refer to biological products with catalytic functions after the enzymes have been purified and processed. They are mainly used to catalyze various chemical reactions in the production process. They have the characteristics of high catalytic efficiency, high specificity, mild action conditions, reduced energy consumption, and reduced chemical pollution. Their application areas are in food (bread baking industry, flour deep processing, fruit processing industry, etc.), textiles, feed, detergents, papermaking, leather, medicine, energy development, environmental protection, etc. Enzyme preparations are derived from organisms and are generally safe. They can be used in appropriate amounts according to production needs.

[0003] At present, the stirred fermentation tanks for enzyme preparation production on the market are used to deliver the raw materials of enzyme preparation into the tank body, and use the motor to drive the stirring shaft for stirring, so that the raw materials of enzyme preparation are fully mixed and contacted with the gas, which is conducive to the fermentation production of enzyme. However, the following defects are generally present in enzyme preparations during fermentation: 1. Only the raw materials at the top of the fermentation tank are fully in contact with the oxygen-containing air, while the raw materials at the bottom have a poor contact effect with the oxygen-containing air, which is not conducive to fermentation; 2. It is not convenient to adjust the fermentation temperature as needed; 3. The stirring equipment supporting the fermentation tank is simple, and there are problems of uneven stirring and low fermentation efficiency; 4. The fermentation tank is generally a vertical cylindrical structure with an opening at the upper end, and the residues in the fermentation tank are easily attached to the inner wall of the tank body, which is not convenient for cleaning operations.

[0004] Therefore, an industrial enzyme fermentation device was designed to solve the above problems. Utility Model Content

[0005] The utility model mainly aims at the above problems existing in the prior art and provides an industrial enzyme preparation fermentation device.

[0006] The purpose of this utility model is mainly achieved through the following solutions:

[0007] An industrial enzyme preparation fermentation device comprises two symmetrically arranged operating boxes on the left and right, a rotatable fermentation tank is arranged between the two operating boxes, a tank cover is arranged on the top of the fermentation tank, and telescopic components for driving the tank cover to move up and down are arranged in the two operating boxes, and a first driving component for driving the fermentation tank to rotate is arranged inside one of the operating boxes; a stirring shaft is vertically installed in the fermentation tank, a second driving component for driving the stirring shaft to rotate is arranged on the tank cover, and a demister, a first stirring component and a second stirring component are arranged on the side wall of the stirring shaft from top to bottom in sequence; an air duct is also arranged in the fermentation tank, and a hot bath coil is arranged on the outer side wall of the fermentation tank.

[0008] Preferably, support rods are symmetrically provided on both sides of the tank cover, and the telescopic end of the telescopic assembly passes through the top of the operating box and is fixedly connected to one end of the support rod.

[0009] Preferably, the first driving assembly comprises a first driving motor, a driving gear and a driven gear, the outer wall of the fermentation tank is symmetrically provided with two supporting blocks through the hot bath coil, the outer walls of the two supporting blocks are provided with rotating rods, and the two rotating rods are rotatably connected to the corresponding side walls of the operation box through bearings, one of the rotating rods passes through the bearing and a driven gear is fixedly sleeved, the first driving motor is fixedly installed in the operation box, and a driving gear is fixedly sleeved at the output end of the first driving motor, and the driving gear is meshingly connected with the driven gear.

[0010] Preferably, the second drive assembly includes a support frame and a second drive motor, the second drive motor is installed at the upper center of the tank cover through the support frame, and the output end of the second drive motor passes through the tank cover and is fixedly connected to the upper end of the stirring shaft.

[0011] Preferably, there are multiple first stirring components, and there is an angle between two adjacent first stirring components. The first stirring component includes a mounting tube and two first stirring blades obliquely arranged on the outer side wall of the mounting tube, and a second stirring blade is arranged on the outer side of the first stirring blade.

[0012] Preferably, a plurality of baffles are provided inside the fermenter along a uniform circumference of the axis thereof, the baffles are fixedly mounted on the inner wall of the fermenter via a mounting frame, and a plurality of through holes are provided on the baffles.

[0013] Preferably, the air duct includes an air inlet pipe and an annular air pipe connected to the air inlet pipe, the upper end of the air inlet pipe extends out of the fermentation tank, the annular air pipe is located above the second stirring component, and the coverage area of ​​the annular air pipe is larger than the rotating surface of the second stirring component, and a circle of air holes is provided at the bottom of the annular air pipe.

[0014] Preferably, a plurality of locking rods are rotatably connected to the outer side wall of the upper end of the fermentation tank, the edge of the tank cover is provided with locking notches corresponding to the locking rods, and one end of the locking rod is threadedly connected to a locking bolt.

[0015] Preferably, the bottom and top of the hot bath coil are respectively provided with a liquid inlet and a liquid outlet.

[0016] Preferably, the tank cover is provided with a feeding port, a pressure relief valve interface, a pressure gauge interface, a thermometer interface and a pH meter interface, and the bottom of the fermentation tank is provided with a discharge port.

[0017] Therefore, compared with the prior art, the utility model has the following advantages:

[0018] (1) The utility model uses a stirring shaft, a first stirring component, a second stirring component, a second driving component and an air duct to deliver the production raw materials into the fermentation tank through the feeding port, starts the second driving component to drive the stirring shaft to rotate, and the stirring shaft drives the first stirring component and the second stirring component to rotate. At the same time, oxygen-containing air is introduced into the bottom of the fermentation tank through the air duct. During the stirring process, the oxygen-containing air can be fully mixed into the production raw materials, so that the production raw materials can be fully integrated with the oxygen-containing air, thereby improving the fermentation effect of the enzyme preparation;

[0019] (2) The utility model provides a stirring shaft, a first stirring component, a second stirring component and a baffle. The stirring shaft can drive the first stirring component and the second stirring component to rotate, fully stirring the production materials, and the baffle can increase the collision force between the production materials and improve the mixing uniformity;

[0020] (3) The utility model provides a heat bath coil, into which a cooling or heating medium is introduced to control the temperature in the fermentation tank;

[0021] (4) The utility model provides a telescopic component and a first driving component. After fermentation is completed, the product is discharged through the discharge port. The inside of the fermentation tank needs to be cleaned to ensure the cleanliness of the inside of the fermentation tank. The telescopic component is started, which can drive the tank cover to rise, and drive the stirring shaft, the first stirring component and the second stirring component to separate from the fermentation tank, and make the bottom of the second stirring component higher than the upper surface of the fermentation tank. Then, the first driving component is started, which can drive the fermentation tank to rotate and make the opening face the operator, so as to facilitate the flushing of the residue in the fermentation tank. The operation is simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the utility model;

[0023] Figure 2 yes Figure 1 The enlarged view of point A in the middle;

[0024] Figure 3 It is a top view of the can cover in the utility model;

[0025] Figure 4 It is a schematic diagram of the internal structure of the operating box in the utility model;

[0026] Figure 5 It is a schematic diagram of the internal structure of the fermentation tank in the utility model;

[0027] Figure 6 It is a structural schematic diagram of the first stirring component in the utility model;

[0028] Figure 7It is a structural schematic diagram of the air guide tube in the utility model.

[0029] Illustrations: 1-operating box, 2-fermentation tank, 3-tank cover, 4-telescopic assembly, 5-stirring shaft, 6-demister, 7-second stirring assembly, 8-air guide pipe, 9-hot bath coil, 10-support rod, 11-first drive motor, 12-driving gear, 13-driven gear, 14-support block, 15-support frame, 16-second drive motor, 17-mounting cylinder, 18-first stirring blade, 19-second stirring blade, 20-baffle, 21-mounting frame, 22-through hole, 23-inlet pipe, 24-annular air pipe, 25-locking rod, 26-locking notch, 27-locking bolt, 28-liquid inlet, 29-liquid outlet, 30-feeding port, 31-pressure relief valve interface, 32-pressure gauge interface, 33-thermometer interface, 34-pH meter interface, 35-discharge port. DETAILED DESCRIPTION

[0030] The technical solution of the utility model is further described in detail below through specific embodiments and in combination with the accompanying drawings. It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of modification and / or change made to the utility model will fall within the protection scope of the utility model.

[0031] In the present invention, unless otherwise specified, all parts and percentages are weight units, and the equipment and raw materials used can be purchased from the market or are commonly used in the field. The methods in the following embodiments, unless otherwise specified, are conventional methods in the field. The components or equipment in the following embodiments, unless otherwise specified, are universal standard parts or components known to those skilled in the art, and their structures and principles are known to those skilled in the art through technical manuals or conventional experimental methods. Example 1

[0032] like Figure 1 , 5As shown, the utility model provides a technical solution, an industrial enzyme preparation fermentation device, comprising two symmetrically arranged operation boxes 1 on the left and right, adjustable foot cups are installed at the four corners of the bottom of the two operation boxes 1 for stable support and height adjustment of the operation boxes 1, a rotatable fermenter 2 is arranged between the two operation boxes 1, a tank cover 3 is arranged on the top of the fermenter 2, a telescopic assembly 4 for driving the tank cover 3 to move up and down is installed in the two operation boxes 1, and a first driving assembly for driving the fermenter 2 to rotate is installed inside one of the operation boxes 1; a stirring shaft 5 is vertically installed in the middle of the fermenter 2, a second driving assembly for driving the stirring shaft 5 to rotate is installed on the tank cover 3, and a demister 6, a first stirring assembly and a second stirring assembly 7 are fixedly installed on the side wall of the stirring shaft 5 from top to bottom by bolts; an air guide 8 is also arranged in the fermenter, and a hot bath coil 9 is installed on the outer wall of the fermenter, and a liquid inlet 28 and a liquid outlet 29 are respectively arranged at the bottom and top of the hot bath coil 9, and a cooling or heating medium is passed into the hot bath coil 9 to control the temperature in the fermenter.

[0033] The telescopic assembly 4 may be a push rod motor, a pneumatic cylinder or a hydraulic cylinder. In this embodiment, a push rod motor is used. Example 2

[0034] like Figure 1 , 4 As shown, the utility model provides another technical solution, an industrial enzyme fermentation device, which is different from Example 1 in that support rods 10 are symmetrically welded on both sides of the tank cover 3, and the telescopic end of the telescopic component 4 passes through the top of the operating box 1 and is fixedly connected to one end of the support rod 10 by bolts.

[0035] Specifically, the first driving assembly consists of a first driving motor 11, a driving gear 12 and a driven gear 13. The outer wall of the fermenter 2 is symmetrically welded with two support blocks 14 through the hot bath coil 9. The middle of the outer walls of the two support blocks 14 are fixedly connected with a transverse rotating rod (not shown in the figure), and the two rotating rods are rotatably connected to the corresponding side walls of the operating box 1 through bearings. One of the rotating rods passes through the bearing and is fixedly sleeved with a driven gear 13. The first driving motor 11 is fixedly installed in the operating box 1 by bolts, and the output end of the first driving motor 11 is fixedly sleeved with a driving gear 12. The driving gear 12 is meshed with the driven gear 13. By starting the first driving motor 11, the driving gear 12 can be driven to rotate. Under the meshing action of the driving gear 12 and the driven gear 13, the rotation of the driven gear 13, the rotating rod, the support block 14 and the fermenter 2 is realized. Example 3

[0036] like Figure 1 , 4As shown in Figure 5, the utility model provides another technical solution, an industrial enzyme fermentation device, which is different from Example 1 in that the second drive component is composed of a support frame 15 and a second drive motor 16, and the second drive motor 16 is fixedly installed at the upper center of the tank cover 3 through the support frame 15, and the output end of the second drive motor 16 passes through the tank cover 3 and is fixedly connected to the upper end of the stirring shaft 5 through a coupling.

[0037] Specifically, the first stirring assembly is provided with a plurality of first stirring assemblies, and three first stirring assemblies are provided in this embodiment, and an angle is formed between two adjacent first stirring assemblies. In this embodiment, the two adjacent first stirring assemblies are vertically arranged. The first stirring assembly includes a mounting cylinder 17 and two first stirring blades 18 obliquely welded to the outer wall of the mounting cylinder 17. The mounting cylinder 17 is fixedly sleeved on the outer wall of the stirring shaft 5 by a locking pin, such as Figure 6 As shown, the two first stirring blades 18 are centrally symmetrical, and a second stirring blade 19 is integrally provided on the outer side of the first stirring blade 18 , and the second stirring blade 19 is vertically arranged to the first stirring blade 18 .

[0038] Specifically, a plurality of baffles 20 are evenly installed along the axis of the fermenter 2. The baffles 20 are fixed to the inner wall of the fermenter 2 by means of a mounting frame 21, and a plurality of through holes 22 are evenly arranged on the baffles 20. The arrangement of the baffles 20 can increase the collision force between the production materials and improve the mixing uniformity.

[0039] Specifically, Figure 7 As shown, the air guide pipe 8 is composed of a vertically arranged air inlet pipe 23 and an annular air pipe 24 communicated with the air inlet pipe 23. The upper end of the air inlet pipe 23 extends out of the fermenter 2 and is connected to the air supply equipment. The annular air pipe 24 is located above the second stirring component 7, and the coverage area of ​​the annular air pipe 24 is larger than the rotating surface of the second stirring component 7. A circle of air holes is provided at the bottom of the annular air pipe 24. The above-mentioned air supply equipment introduces sterile air or oxygen into the fermenter 2 through an air pump to meet the growth needs of microorganisms. The air supply equipment is a prior art and will not be described in detail here. It is sufficient as long as sterile air or oxygen can be pumped into the fermenter. Example 4

[0040] like Figure 1 , 2 As shown, the utility model provides another technical solution, an industrial enzyme fermentation device, which is different from Example 1 in that a notch is provided on the outer wall of the upper end of the fermentation tank 2, and a plurality of locking rods 25 are rotatably connected in the notch through a rotating shaft. The edge of the tank cover 3 is provided with locking notches 26 corresponding to the locking rods 25 one by one, and a locking bolt 27 is threadedly connected to one end of the locking rod 25. After the locking rod 25 is rotated upward, the locking bolt 27 is tightened to achieve locking between the tank cover 3 and the fermentation tank 2, and a sealing ring can be installed between the tank cover 3 and the fermentation tank 2 to ensure air tightness. Example 5

[0041] like Figure 1 , 3 As shown, the utility model provides another technical solution, an industrial enzyme preparation fermentation device, which is different from Example 1 in that a feeding port 30, a pressure relief valve interface 31, a pressure gauge interface 32, a thermometer interface 33 and a pH meter interface 34 are provided on the tank cover 3, and a discharge port 35 is provided at the bottom of the fermentation tank 2, and a valve should be installed at the discharge port 35.

[0042] The feeding port 30 is used for feeding production raw materials.

[0043] The pressure relief valve interface 31 is used to connect the pressure relief valve. When the internal pressure of the fermentation tank 2 exceeds the set value, the pressure relief valve 2 will automatically open to release the excess pressure to prevent the tank from rupturing due to excessive pressure, thereby ensuring the safety of the equipment and operators.

[0044] The pressure gauge interface 32 is used to connect a pressure gauge to display the pressure condition inside the fermentation tank 2 in real time.

[0045] The thermometer interface 33 is used to connect a thermometer to measure the temperature inside the fermentation tank 2 in real time.

[0046] The pH meter interface 34 is used to connect a pH meter to measure the pH inside the fermentation tank 2 in real time. The pH value is one of the important indicators for measuring the fermentation environment and has an important impact on the yield and quality of the fermentation product. By monitoring the pH value, the operator can adjust the fermentation conditions in time, such as adding acid-base regulators through the feed port 30, so as to maintain the stability of the fermentation environment.

[0047] The utility model should also cooperate with a controller, such as a PLC controller or an industrial computer, and be electrically connected to the first drive motor, the second drive motor, the telescopic component, the thermometer, the pressure gauge, the pressure relief valve and the pH meter. The controller controls the operation of the first drive motor, the second drive motor, the telescopic component and the pressure relief valve, and receives feedback information from the thermometer, the pressure gauge and the pH meter. The specific models and specifications of the first drive motor, the second drive motor, the telescopic component, the thermometer, the pressure gauge, the pressure relief valve and the pH meter need to be selected and determined according to the actual specifications of the device. The specific selection calculation method adopts the existing technology in the field, so it will not be described in detail. The specific structure and circuit of the controller are not within the protection scope of this application, and those skilled in the art can derive them through common knowledge, conventional means or simple deduction in the field, so they will not be described here.

[0048] The industrial enzyme preparation fermentation device provided by the utility model delivers production raw materials into a fermentation tank through a feeding port by means of a stirring shaft, a first stirring component, a second stirring component, a second driving component and an air guide pipe, starts the second driving component to drive the stirring shaft to rotate, and the stirring shaft drives the first stirring component and the second stirring component to rotate, and at the same time, oxygen-containing air is introduced into the bottom of the fermentation tank through the air guide pipe, and during the stirring process, the oxygen-containing air can be fully mixed with the production raw materials, so that the production raw materials can be fully integrated with the oxygen-containing air, thereby improving the fermentation effect of the enzyme preparation; through the stirring shaft, the first stirring component, the second stirring component and the baffle plate, the stirring shaft can drive the first stirring component and the second stirring component to rotate, fully stir the production raw materials, and the baffle plate can be driven by the stirring shaft to ... The plate can increase the collision force between the production raw materials and improve the mixing uniformity; through the set hot bath coil, the cooling or heating medium is introduced into the hot bath coil to control the temperature in the fermenter; through the set telescopic component and the first drive component, after the fermentation is completed, the product is discharged through the discharge port, and the inside of the fermenter needs to be cleaned to ensure the cleanliness of the inside of the fermenter. Start the telescopic component, the telescopic component can drive the tank cover to rise, and drive the stirring shaft, the first stirring component and the second stirring component to separate from the fermenter, and make the bottom of the second stirring component higher than the upper surface of the fermenter, and then start the first drive component, which can drive the fermenter to rotate and make the opening face the operator, so as to facilitate the flushing of the residue in the fermenter. The operation is simple and practical.

[0049] It should be understood that this embodiment is only used to illustrate the present invention and is not used to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the claims attached to this application.

Claims

1. An industrial enzyme fermentation device, characterized in that: The invention comprises two symmetrically arranged operation boxes (1) on the left and right, a rotatable fermentation tank (2) being arranged between the two operation boxes (1), a tank cover (3) being arranged on the top of the fermentation tank (2), a telescopic assembly (4) being arranged in each of the two operation boxes (1) for driving the tank cover (3) to move up and down, and a first driving assembly for driving the fermentation tank (2) to rotate being arranged inside one of the operation boxes (1); a stirring shaft (5) being vertically installed in the fermentation tank (2), a second driving assembly for driving the stirring shaft (5) to rotate being arranged on the tank cover (3), and a defoamer (6), a first stirring assembly and a second stirring assembly (7) being arranged on the side wall of the stirring shaft (5) in sequence from top to bottom; an air guide pipe (8) being arranged in the fermentation tank, and a hot bath coil (9) being arranged on the outer side wall of the fermentation tank.

2. The industrial enzyme preparation fermentation device according to claim 1, characterized in that: Support rods (10) are symmetrically provided on both sides of the tank cover (3), and the telescopic end of the telescopic assembly (4) passes through the top of the operating box (1) and is fixedly connected to one end of the support rod (10).

3. The industrial enzyme preparation fermentation device according to claim 2, characterized in that: The first driving assembly comprises a first driving motor (11), a driving gear (12) and a driven gear (13); the outer wall of the fermentation tank (2) is symmetrically provided with two supporting blocks (14) through the hot bath coil (9); the outer walls of the two supporting blocks (14) are provided with rotating rods, and the two rotating rods are rotatably connected to the corresponding side walls of the operation box (1) through bearings; one of the rotating rods passes through the bearing and is fixedly sleeved with a driven gear (13); the first driving motor (11) is fixedly installed in the operation box (1); and the output end of the first driving motor (11) is fixedly sleeved with a driving gear (12); the driving gear (12) and the driven gear (13) are meshingly connected.

4. The industrial enzyme preparation fermentation device according to claim 1, characterized in that: The second drive assembly comprises a support frame (15) and a second drive motor (16); the second drive motor (16) is mounted at the center of the upper part of the tank cover (3) via the support frame (15); and the output end of the second drive motor (16) passes through the tank cover (3) and is fixedly connected to the upper end of the stirring shaft (5).

5. The industrial enzyme preparation fermentation device according to claim 4, characterized in that: The first stirring assembly is provided in plurality, and an angle exists between two adjacent first stirring assemblies above and below. The first stirring assembly comprises a mounting tube (17) and two first stirring blades (18) obliquely arranged on the outer side wall of the mounting tube (17), and a second stirring blade (19) is arranged outside the first stirring blade (18).

6. The industrial enzyme preparation fermentation device according to claim 5, characterized in that: The interior of the fermentation tank (2) is provided with a plurality of groups of baffles (20) uniformly arranged along the circumference of the axis thereof; the baffles (20) are fixedly mounted on the inner wall of the fermentation tank (2) via a mounting frame (21); and the baffles (20) are provided with a plurality of through holes (22).

7. The industrial enzyme preparation fermentation device according to claim 6, characterized in that: The air guide pipe (8) comprises an air inlet pipe (23) and an annular air pipe (24) communicating with the air inlet pipe (23); the upper end of the air inlet pipe (23) extends out of the fermentation tank (2); the annular air pipe (24) is located above the second stirring assembly (7); the coverage area of ​​the annular air pipe (24) is larger than the rotation surface of the second stirring assembly (7); and a circle of air holes is provided at the bottom of the annular air pipe (24).

8. The industrial enzyme preparation fermentation device according to claim 1, characterized in that: A plurality of locking rods (25) are rotatably connected to the outer side wall of the upper end of the fermentation tank (2), and the edge of the tank cover (3) is provided with locking notches (26) corresponding to the locking rods (25), and one end of the locking rod (25) is threadedly connected to a locking bolt (27).

9. The industrial enzyme preparation fermentation device according to claim 1, characterized in that: The bottom and top of the hot bath coil (9) are respectively provided with a liquid inlet (28) and a liquid outlet (29).

10. The industrial enzyme preparation fermentation device according to claim 1, characterized in that: The tank cover (3) is provided with a feeding port (30), a pressure relief valve interface (31), a pressure gauge interface (32), a thermometer interface (33) and a pH meter interface (34), and the bottom of the fermentation tank (2) is provided with a discharge port (35).

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