CN214218708U - Continuous stirring formula fermentation cylinder - Google Patents
Continuous stirring formula fermentation cylinder Download PDFInfo
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- CN214218708U CN214218708U CN202022951883.8U CN202022951883U CN214218708U CN 214218708 U CN214218708 U CN 214218708U CN 202022951883 U CN202022951883 U CN 202022951883U CN 214218708 U CN214218708 U CN 214218708U
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Abstract
The utility model relates to a continuous stirring fermentation tank, which comprises a motor, wherein a rotating shaft of the motor is connected with a stirring shaft, the upper end and the lower end of the stirring shaft are respectively provided with a transverse stirring wheel, the transverse stirring wheels can push a gas-liquid mixture to flow downwards, so that the oxygen is prevented from rising to the liquid level too fast, the contact time of the oxygen and the liquid is increased, and the dissolution rate is increased; the stirring shaft is provided with a Y-shaped supporting rod, the top end of the Y-shaped supporting rod is provided with a longitudinal stirring wheel, the front side of the longitudinal stirring wheel faces the rotation direction of the stirring shaft, and the longitudinal stirring wheel can better stir a gas-liquid mixture and enable oxygen to be dissolved into the gas-liquid mixture more quickly; a refiner is arranged in the bottom cover, and can refine oxygen into tiny bubbles and then discharge the tiny bubbles into the tank body, so that the oxygen is dissolved in the reaction liquid conveniently; a circle of temperature adjusting layer is arranged on the outer side of the tank body, and a hollow spiral pipe is arranged in the temperature adjusting layer; the sliding rails are symmetrically arranged above the inner wall of the tank body, sliding blocks are arranged on the sliding rails in a sliding mode and can move up and down in the sliding rails, and defoaming rods are arranged on the sliding blocks.
Description
Technical Field
The utility model relates to a fermentation cylinder technical field especially relates to a continuous stirring formula fermentation cylinder.
Background
A fermenter is a device used industrially for carrying out microbial fermentations. The stirring type fermentation tank fully mixes air and fermentation liquor by using the action of a mechanical stirrer to promote the dissolution of oxygen so as to ensure that the dissolved oxygen required by the growth, the propagation and the metabolism of microorganisms is supplied. The stirred tank fermenter plays a particularly important role in the whole process of pharmaceutical and biological product development. Among various types of fermentation equipment, a standard fermentation tank with ventilation and mechanical stirring functions is most commonly used and widely used in various fields such as antibiotics, amino acids, citric acid and the like. The technical key of the standard fermentation tank design lies in the problem of gas-liquid two-phase flow with complex stirring technology. The stirring type fermentation tank can not only save considerable investment for pharmaceutical enterprises, but also greatly save operating expenses such as energy consumption and the like, and simultaneously improve the product yield and yield.
The traditional stirring type fermentation tank has low oxygen dissolution efficiency, so that the growth, reproduction and metabolism rates of microorganisms are reduced, and the generation efficiency of reaction products prepared by microbial fermentation is reduced; meanwhile, excessive oxygen is not consumed and directly rises to the top of the fermentation tank, so that the internal pressure of the fermentation tank is too high, the pressure release valve has to be opened frequently, and the manual operation cost is increased. Therefore, a continuous stirring type fermentation tank capable of efficiently dissolving oxygen is urgently needed in the production and use industries of the existing fermentation tanks.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and provide a continuous stirring fermentation tank capable of efficiently dissolving oxygen.
The purpose of the utility model is realized like this:
a continuous stirring fermentation tank comprises a tank body, a top cover arranged above the tank body and a bottom cover arranged below the tank body; a motor is fixed on the top cover, a rotating shaft of the motor is connected with a stirring shaft, and the upper end and the lower end of the stirring shaft are respectively provided with a transverse stirring wheel; a Y-shaped supporting rod is arranged on the stirring shaft between the transverse stirring wheels at the upper end and the lower end, a longitudinal stirring wheel is arranged at the top end of the Y-shaped supporting rod, and the front surface of the longitudinal stirring wheel faces the rotation direction of the stirring shaft; a filter screen is arranged below the stirring shaft; a thinning device is arranged in the bottom cover; the thinning device is connected with one end of the check valve through a gas pipe; the other end of the check valve is connected with one end of the filter through a gas transmission pipe; the other end of the filter is connected with the air inlet; a circle of temperature adjusting layer is arranged on the outer side of the tank body, a hollow spiral pipe is arranged in the temperature adjusting layer, and the spiral pipe is surrounded on the tank body; the upper end and the lower end of the tank body are respectively provided with a medium outlet and a medium inlet, and the medium inlet and the medium outlet are respectively connected with the head end and the tail end of the spiral pipe; sliding rails are symmetrically arranged above the inner wall of the tank body, and sliding blocks are arranged on the sliding rails in a sliding mode; the slider is provided with a defoaming rod which is hollow.
The utility model relates to a continuous stirring fermentation tank, the top cover is provided with a pressure sensor, the pressure sensor is connected with the inside of the tank body through a gas pipe, the other branch of the gas pipe is connected with a gas outlet valve, and the gas outlet valve is connected with a gas outlet; a feed port is formed in the top cover, and a feed valve is arranged on the feed port; the side of the top cover is provided with an observation port.
The utility model relates to a continuous stirring formula fermentation cylinder, the bottom is provided with the discharge gate, and the bleeder valve is connected to the discharge gate.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model relates to a continuous stirring type fermentation tank, which is provided with a stirring shaft, wherein the upper end and the lower end of the stirring shaft are respectively provided with a transverse stirring wheel, the rotation of the transverse stirring wheel can push a gas-liquid mixture to flow downwards, so as to prevent oxygen from rising to the liquid level too fast, increase the contact time of the oxygen and the liquid and increase the dissolution rate; a Y-shaped supporting rod is arranged on the stirring shaft between the transverse stirring wheels at the upper end and the lower end, a longitudinal stirring wheel is arranged at the top end of the Y-shaped supporting rod, the front surface of the longitudinal stirring wheel faces the rotation direction of the stirring shaft, the longitudinal stirring wheel is driven to rotate by the rotation of the stirring shaft, and the longitudinal stirring wheel is driven to rotate by water flow, so that a gas-liquid mixture can be stirred better and oxygen can be dissolved more quickly; the bottom cover is internally provided with a refiner which can refine oxygen into tiny bubbles and then discharge the tiny bubbles into the tank body, thereby being beneficial to dissolving the oxygen in the reaction liquid.
Drawings
FIG. 1 is a schematic view of a continuous stirred tank reactor according to the present invention.
FIG. 2 is a schematic view of the temperature-adjusting layer structure of the continuous stirring type fermentation tank of the present invention.
Wherein: the device comprises a tank body 1, a top cover 2, a bottom cover 3, a motor 4, a stirring shaft 5, a transverse stirring wheel 6, a Y-shaped supporting rod 7, a longitudinal stirring wheel 8, a medium inlet 9, a medium outlet 10, a temperature adjusting layer 11, an air inlet 12, a filter 13, an air conveying pipe 14, a check valve 15, a refining device 16, a sliding rail 17, a sliding block 18, a defoaming rod 19, a filter screen 20, a discharge port 21, a discharge valve 22, a feed port 23, a feed valve 24, a pressure sensor 25, an air outlet valve 26, an air outlet 27, a spiral pipe 28 and an observation port 29.
Detailed Description
Referring to fig. 1 to 2, the continuous stirring fermentation tank of the present invention comprises a tank body 1, a top cover 2 disposed above the tank body 1, and a bottom cover 3 disposed below the tank body 1; a motor 4 is fixed on the top cover 2, a rotating shaft of the motor 4 is connected with a stirring shaft 5, the upper end and the lower end of the stirring shaft 5 are respectively provided with a transverse stirring wheel 6, the transverse stirring wheels 6 rotate to push a gas-liquid mixture to flow downwards, so that the oxygen is prevented from rising to the liquid level too fast, the contact time of the oxygen and the liquid is increased, and the dissolution rate is increased; a Y-shaped supporting rod 7 is arranged on the stirring shaft 5 between the transverse stirring wheels 6 at the upper end and the lower end, a longitudinal stirring wheel 8 is arranged at the top end of the Y-shaped supporting rod 7, the front surface of the longitudinal stirring wheel 8 faces the rotation direction of the stirring shaft 5, the stirring shaft 5 rotates to drive the longitudinal stirring wheel 8 to rotate, and water flow drives the longitudinal stirring wheel 8 to rotate per se, so that a gas-liquid mixture can be stirred better and oxygen can be dissolved more quickly; a filter screen 20 is arranged below the stirring shaft 5, so that solid impurities can be prevented from sinking into the bottom of the tank body 1, and the cleaning is convenient; a refiner 16 is arranged in the bottom cover 3, and the refiner 16 can refine oxygen into tiny bubbles and then discharge the tiny bubbles into the tank body 1, so that the oxygen can be dissolved in the reaction liquid conveniently; the refining device 16 is connected with one end of a check valve 15 through an air conveying pipe 14, and the check valve 15 can prevent liquid in the tank body 1 from reversely overflowing from the air conveying pipe 14 due to pressure; the other end of the check valve 15 is connected with one end of the filter 13 through the gas transmission pipe 14, and the filter 13 can prevent gas or impurities with other properties from entering the tank body 1 to influence the fermentation reaction; the other end of the filter 13 is connected with the air inlet 12; a circle of temperature adjusting layer 11 is arranged on the outer side of the tank body 1, a hollow spiral pipe 28 is arranged in the temperature adjusting layer 11, the spiral pipe 28 surrounds the tank body 1, and the temperature of reactants in the tank body 1 is adjusted through the temperature of a medium in the spiral pipe 28; the upper end and the lower end of the tank body 1 are respectively provided with a medium outlet 10 and a medium inlet 9, the medium inlet 9 and the medium outlet 10 are respectively connected with the head end and the tail end of a spiral pipe 28, and a temperature regulating medium enters the spiral pipe 28 through the medium inlet 9 and then is discharged from the medium outlet 10; slide rails 17 are symmetrically arranged above the inner wall of the tank body 1, slide blocks 18 are arranged on the slide rails 17 in a sliding manner, and the slide blocks 18 can move up and down in the slide rails 17; the slide block 18 is provided with a defoaming rod 19, and the defoaming rod 19 is hollow and can float on the surface of the liquid to eliminate bubbles on the surface;
further, the top cover 2 is provided with a pressure sensor 25, the pressure sensor 25 is connected with the inside of the tank body 1 through an air pipe, the other branch of the air pipe is connected with an air outlet valve 26, the air outlet valve 26 is connected with an air outlet 27, when the pressure sensor 25 detects that the air pressure in the tank body 1 is higher than a set value, the air outlet valve 26 is opened, and the air is discharged from the air outlet 27; a feed inlet 23 is formed in the top cover 2, and a feed valve 24 is arranged on the feed inlet 23; the side surface of the top cover 2 is provided with an observation port 29 for observing the reaction condition in the tank body 1;
further, a discharge port 21 is arranged at the bottom of the bottom cover 3, and the discharge port 21 is connected with a discharge valve 22.
In addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.
Claims (3)
1. The utility model provides a continuous stirring formula fermentation cylinder which characterized in that: comprises a tank body (1), a top cover (2) arranged above the tank body (1) and a bottom cover (3) arranged below the tank body (1); a motor (4) is fixed on the top cover (2), a rotating shaft of the motor (4) is connected with a stirring shaft (5), and the upper end and the lower end of the stirring shaft (5) are respectively provided with a transverse stirring wheel (6); a Y-shaped supporting rod (7) is arranged on the stirring shaft (5) between the transverse stirring wheels (6) at the upper end and the lower end, a longitudinal stirring wheel (8) is arranged at the top end of the Y-shaped supporting rod (7), and the front surface of the longitudinal stirring wheel (8) faces to the rotation direction of the stirring shaft (5); a filter screen (20) is arranged below the stirring shaft (5); a thinning device (16) is arranged in the bottom cover (3); the thinning device (16) is connected with one end of the check valve (15) through a gas conveying pipe (14); the other end of the check valve (15) is connected with one end of the filter (13) through a gas pipe (14); the other end of the filter (13) is connected with an air inlet (12); a circle of temperature adjusting layer (11) is arranged on the outer side of the tank body (1), a hollow spiral pipe (28) is arranged in the temperature adjusting layer (11), and the spiral pipe (28) surrounds the tank body (1); the upper end and the lower end of the tank body (1) are respectively provided with a medium outlet (10) and a medium inlet (9), and the medium inlet (9) and the medium outlet (10) are respectively connected with the head end and the tail end of the spiral pipe (28); slide rails (17) are symmetrically arranged above the inner wall of the tank body (1), and slide blocks (18) are arranged on the slide rails (17) in a sliding manner; the slide block (18) is provided with a defoaming rod (19), and the defoaming rod (19) is hollow.
2. The continuous stirred tank fermenter of claim 1, wherein: the top cover (2) is provided with a pressure sensor (25), the pressure sensor (25) is connected with the inside of the tank body (1) through an air pipe, the other branch of the air pipe is connected with an air outlet valve (26), and the air outlet valve (26) is connected with an air outlet (27); a feed inlet (23) is formed in the top cover (2), and a feed valve (24) is arranged on the feed inlet (23); the side surface of the top cover (2) is provided with an observation port (29).
3. The continuous stirred tank fermenter of claim 1, wherein: and a discharge hole (21) is formed in the bottom of the bottom cover (3), and the discharge hole (21) is connected with a discharge valve (22).
Priority Applications (1)
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CN202022951883.8U CN214218708U (en) | 2020-12-11 | 2020-12-11 | Continuous stirring formula fermentation cylinder |
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CN202022951883.8U CN214218708U (en) | 2020-12-11 | 2020-12-11 | Continuous stirring formula fermentation cylinder |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115162740A (en) * | 2022-08-01 | 2022-10-11 | 广东南方建设集团有限公司 | Grouting equipment for assembly type building and grouting method thereof |
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2020
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115162740A (en) * | 2022-08-01 | 2022-10-11 | 广东南方建设集团有限公司 | Grouting equipment for assembly type building and grouting method thereof |
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