CN116376669B - Self-cleaning type fermentation device for producing food-grade propionic acid - Google Patents
Self-cleaning type fermentation device for producing food-grade propionic acid Download PDFInfo
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- CN116376669B CN116376669B CN202310350975.6A CN202310350975A CN116376669B CN 116376669 B CN116376669 B CN 116376669B CN 202310350975 A CN202310350975 A CN 202310350975A CN 116376669 B CN116376669 B CN 116376669B
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- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 238000000855 fermentation Methods 0.000 title claims abstract description 55
- 230000004151 fermentation Effects 0.000 title claims abstract description 55
- 235000019260 propionic acid Nutrition 0.000 title claims abstract description 33
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 title claims abstract description 33
- 238000004140 cleaning Methods 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 19
- 241000894006 Bacteria Species 0.000 claims abstract description 3
- 210000000078 claw Anatomy 0.000 claims description 35
- 238000003756 stirring Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 16
- 239000000243 solution Substances 0.000 description 31
- 230000003028 elevating effect Effects 0.000 description 8
- 235000013305 food Nutrition 0.000 description 8
- 244000005700 microbiome Species 0.000 description 8
- 230000032683 aging Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 241000233866 Fungi Species 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012531 culture fluid Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- DQYBDCGIPTYXML-UHFFFAOYSA-N ethoxyethane;hydrate Chemical compound O.CCOCC DQYBDCGIPTYXML-UHFFFAOYSA-N 0.000 description 1
- 235000019249 food preservative Nutrition 0.000 description 1
- 239000005452 food preservative Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 239000002304 perfume Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 150000004671 saturated fatty acids Chemical class 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/48—Holding appliances; Racks; Supports
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/16—Vibrating; Shaking; Tilting
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/18—Flow directing inserts
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/06—Nozzles; Sprayers; Spargers; Diffusers
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M39/00—Means for cleaning the apparatus or avoiding unwanted deposits of microorganisms
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P7/00—Preparation of oxygen-containing organic compounds
- C12P7/40—Preparation of oxygen-containing organic compounds containing a carboxyl group including Peroxycarboxylic acids
- C12P7/52—Propionic acid; Butyric acids
Abstract
The invention relates to the field of propionic acid production, in particular to a self-cleaning fermentation device for food-grade propionic acid production, and also relates to a fermentation method of the self-cleaning fermentation device for food-grade propionic acid production, comprising a fermentation bin, wherein the fermentation bin sequentially comprises an upper bin section, a middle bin section and a lower bin section from top to bottom, a fixed bracket is arranged outside the middle bin section, a liquid inlet pipe is arranged in the lower bin section, a rotary lifting mechanism is arranged in the middle bin section, water flow driving vibration units are arranged around the rotary lifting mechanism, a pressurizing cylinder is sleeved outside the water flow driving vibration units, and a bacteria carrying film is sleeved outside the pressurizing cylinder and respectively corresponds to the water flow driving vibration units; the invention is provided with the rotary lifting mechanism and the water flow driving vibration unit, when the water flow driving vibration unit moves to the upper part of the middle cabin section, the relative movement trend between the water flow driving vibration unit and the culture solution is kept unchanged, so that the vibration amplitude of the water flow driving vibration unit to the bacteria-carrying film is kept.
Description
Technical Field
The invention relates to the field of propionic acid production, in particular to a self-cleaning fermentation device for food-grade propionic acid production, and particularly relates to a fermentation method of the self-cleaning fermentation device for food-grade propionic acid production.
Background
Propionic acid, also known as primary oleic acid, is a short chain saturated fatty acid, which belongs to weak electrolytes, and its aqueous solution is weakly acidic, but is highly corrosive, and steam is irritating to skin and respiratory tract. Propionic acid is colorless clear oily liquid at normal temperature and pressure, has unpleasant rancid and pungent smell, and can be mixed with water, ethanol, chloroform and diethyl ether.
Propionic acid is mainly used as food preservative and mildew inhibitor, as well as viscosity inhibitor in beer, etc., nitrocellulose solvent and plasticizer, and may be also used in preparing nickel plating solution, food perfume, medicine, pesticide, mildew inhibitor, etc.
The microbial fermentation equipment for propionic acid production and the propionic acid fermentation process are disclosed in Chinese patent application CN114921321A, a motor drives a screw rod to rotate, the screw rod drives a central sliding block to move upwards, the central sliding block drives a second rotary table to move, culture solution above the second rotary table is extruded, the culture solution enters from a liquid guide tube and is sprayed out from a liquid spraying tube, and the culture solution in a fermentation bin is disturbed by the culture solution sprayed out from the liquid spraying tube, so that aging microorganisms are removed by vibrating a bacteria-carrying film.
According to the method for removing the aging microorganisms on the bacteria-carrying film, when the second rotary table moves to the upper end of the fermentation bin, the pressure of the culture solution at the upper end of the second rotary table is smaller, so that the speed of the culture solution sprayed out of the liquid spraying pipe is lower, the amplitude of the culture solution in the fermentation bin is lower, and the aging microorganisms on the bacteria-carrying film are not removed uniformly.
Disclosure of Invention
Aiming at the problems, the invention provides a self-cleaning fermentation device for producing food-grade propionic acid, which is provided with a rotary lifting mechanism and a water flow driving vibration unit, wherein when the water flow driving vibration unit moves to the upper part of a middle cabin section, the relative movement trend between the water flow driving vibration unit and culture solution is kept unchanged, so that the vibration amplitude of the water flow driving vibration unit to a bacteria-carrying film is kept.
In order to solve the problems in the prior art, the invention adopts the following technical scheme:
the utility model provides a self-cleaning fermenting installation is used in food-grade propionic acid production, including fermentation storehouse, fermentation storehouse from top to bottom sets gradually as last cabin section, well cabin section and lower cabin section, the drain pipe has been seted up to the lower extreme of well cabin section, the liquid outlet has been seted up at the middle part of lower cabin section lower surface, liquid outlet department is provided with the solenoid valve, the outside of well cabin section is provided with the upright fixed bolster of fermenting installation that is used for supporting, be provided with the feed liquor pipe in the lower cabin section, the one end of feed liquor pipe passes down the cabin section and stretches out lower cabin section, be provided with rotatory elevating system in the well cabin section, rotatory elevating system's axis and the axis collineation of well cabin section, rotatory elevating system's annular array all around is provided with the rivers drive vibration unit that a plurality of can utilize rivers to drive, and rivers drive the vibration unit and follow rotatory elevating system's execution end and move, the outside cover of a plurality of rivers drive vibration unit is equipped with the pressure cylinder, the outside cover of pressure cylinder link up well cabin section, the outside cover of pressure cylinder is equipped with a plurality of carrier film, a plurality of carrier film corresponds with a plurality of rivers drive vibration unit respectively.
The rotary lifting mechanism comprises a driving motor, the driving motor is arranged in the middle of the upper surface of the upper cabin section, a screw rod is arranged at the output end of the driving motor, the axis of the screw rod is collinear with the axis of the middle cabin section, the upper end of the screw rod is connected with the driving motor in a transmission mode, a first upper annular frame is sleeved at the upper end of the screw rod, the periphery of the first upper annular frame is connected with the upper end of the middle cabin section, a first lower annular frame is sleeved at the lower end of the screw rod, the periphery of the first lower annular frame is connected with the lower end of the middle cabin section, a lifting block is arranged on the screw rod, a follow-up disc is arranged at the lower end of the lifting block, a plurality of limiting rods are arranged between the first upper annular frame and the first lower annular frame in a collinear mode, two ends of the limiting rods penetrate through the follow-up disc and are connected with the first upper annular frame and the first lower annular frame respectively, a first rectangular frame is arranged in the first rectangular groove, a water flow driving structure for driving the telescopic arm and the first rectangular frame to move relatively is further arranged in the first rectangular frame, a first rectangular frame is provided with a water flow driving claw for driving the telescopic arm and a first rectangular frame to extend out of the first rectangular frame, and a first vibrating claw is arranged at the first vibrating claw is connected with the first vibrating claw.
The telescopic boom comprises a first shaft body, one end of the first shaft body extends out of a first rectangular frame and is connected with a first fluctuation claw, a limit groove is formed in the outer surface of the first shaft body along the axial direction of the first shaft body, a limit block is arranged at the sliding connection position of the first rectangular frame and the first shaft body, the limit block is clamped in the limit groove, a first connecting block is arranged at the other end of the first shaft body, the lower end of the first connecting block is connected with the first shaft body, a second shaft body is arranged at the upper end of the first connecting block, one end of the second shaft body is connected with the upper end of a second connecting block, the second shaft body is in transmission connection with a water flow driving structure, the other end of the second shaft body is provided with a second connecting block, the upper end of the second connecting block is connected with the other end of the second shaft body, an elastic telescopic shaft is arranged at the lower end of the second connecting block, the elastic telescopic shaft comprises a fixed sliding sleeve, the axis of the fixed sliding sleeve is collinear with the axis of the first shaft, one end of the fixed sliding sleeve is connected with one end of the first rectangular frame, the sliding sleeve is fixedly connected with the other end of the limiting shaft, the other end of the limiting sleeve is provided with the second pressure spring is in sliding connection with the other end of the limiting shaft, and the other end of the first pressure spring is fixedly connected with the other end of the first pressure spring.
The outside cover of second axis body is equipped with fixed axle sleeve, and fixed axle sleeve's lower surface is provided with the rack, and first rectangular frame's middle part is provided with first dead axle along its width direction, first dead axle and first rectangular frame fixed connection, the cover is equipped with the rotation axle sleeve on the first dead axle, and the middle part cover of rotation axle sleeve is equipped with half gear, and half gear and rack drive are connected, and half gear's both sides still are provided with two first rotary vane, and first rotary vane is connected with the rotation axle sleeve.
The first fluctuation claw is provided with the second fluctuation claw far away from the one end of flexible arm, is provided with two guide pillars between second fluctuation claw and the first fluctuation claw, and the one end and the second fluctuation claw of guide pillar are connected, and the other end of guide pillar passes first fluctuation claw, and the surface cover of guide pillar is equipped with second pressure spring, and second pressure spring's one end is connected with the second fluctuation claw, and second pressure spring's the other end is connected with first fluctuation claw.
The upper end of first rectangular frame is provided with the water conservancy diversion structure, go up the water conservancy diversion structure and include water conservancy diversion slope seat and last current-limiting cover plate, go up the water conservancy diversion slope seat and set up the one end of keeping away from follow-up disc center at first rectangular frame upper surface, and go up the water conservancy diversion slope seat slope towards the middle part of first rectangular frame, go up the current-limiting cover plate lid and establish the other end at first rectangular frame upper surface, the lower extreme of first rectangular frame is provided with down the water conservancy diversion structure, the water conservancy diversion structure includes down water conservancy diversion slope seat and lower current-limiting cover plate down, the water conservancy diversion slope seat sets up the one end of leaning on follow-up disc center at first rectangular frame lower surface down, and the middle part of water conservancy diversion slope seat slope towards first rectangular frame down, the other end at first rectangular frame lower surface is established to the lower limit cover plate lid down.
The first rectangular frame is internally provided with a middle flow guiding structure, the middle flow guiding structure comprises a first V-shaped flow guiding seat and a second V-shaped flow guiding seat, the first V-shaped flow guiding seat and the second V-shaped flow guiding seat are respectively arranged on two sides of the water flow driving structure, and openings of the first V-shaped flow guiding seat and the second V-shaped flow guiding seat face the water flow driving structure.
A plurality of second rectangular grooves are further formed in the follow-up disc, a stirring unit is arranged in each second rectangular groove, each stirring unit comprises a second rectangular frame, a second fixed shaft is arranged in each second rectangular frame along the width direction of each second rectangular frame, two ends of each second fixed shaft are connected with the corresponding second rectangular frame, and second rotating blades are sleeved on the corresponding second fixed shafts.
The pressurizing cylinder comprises a plurality of arc plates, gaps are reserved between every two arc plates, rectangular through grooves are formed in the surfaces of the arc plates along the directions of bus lines of the arc plates, a second upper annular frame is arranged at the upper ends of the arc plates, and a second lower annular frame is arranged at the lower ends of the arc plates.
A fermentation method of a self-cleaning fermentation device for producing food-grade propionic acid comprises the following steps:
s1, placing a plurality of bacteria-carrying films into a fermentation bin;
s2, driving a screw rod to rotate by a driving motor, driving a lifting block to move by the screw rod, driving a follow-up disc to rotate by the lifting block, and driving a water flow driving structure to work by the flow of liquid in the process of moving up and down along with the lifting block, wherein the water flow driving structure drives a telescopic arm to move, and the vibration plate collides with a bacteria-carrying film by the movement of the telescopic arm;
and S3, when the follow-up disc moves up and down, the flow of the liquid drives the second rotary blade to rotate, and the rotation of the second rotary blade stirs the liquid in the fermentation bin.
Compared with the prior art, the invention has the beneficial effects that:
the invention is provided with the rotary lifting mechanism and the water flow driving vibration unit, the culture solution drives the water flow driving unit to work, and when the water flow driving vibration unit moves to the upper part of the middle cabin section, the relative movement trend between the water flow driving vibration unit and the culture solution is kept unchanged, so that the vibration amplitude of the water flow driving vibration unit to the bacteria-carrying film is kept, and the aging microorganisms on the bacteria-carrying film uniformly shake off.
Drawings
FIG. 1 is a front view of a self-cleaning fermentation device for producing food grade propionic acid;
FIG. 2 is a cross-sectional view of a self-cleaning fermentation device for food grade propionic acid production;
FIG. 3 is a perspective view of a self-cleaning fermentation device for producing food-grade propionic acid;
FIG. 4 is a perspective view of a rotary lifting mechanism, a water flow driving vibration unit, a pressurizing cylinder, a bacteria-carrying film and a stirring unit in a self-cleaning fermentation device for producing food-grade propionic acid;
FIG. 5 is a perspective view of a rotary lifting mechanism in a self-cleaning fermentation device for producing food-grade propionic acid;
FIG. 6 is a cross-sectional view of a water flow driven vibratory unit in a self-cleaning fermentation unit for food grade propionic acid production;
FIG. 7 is a perspective view of a water flow driven vibratory unit in a self-cleaning fermentation unit for food grade propionic acid production;
FIG. 8 is an enlarged view of a portion of FIG. 7 at A;
FIG. 9 is a perspective view of a telescoping arm in a self-cleaning fermentation unit for food grade propionic acid production;
FIG. 10 is a perspective view of a second shaft and water flow drive arrangement in a self-cleaning fermentation device for food-grade propionic acid production;
FIG. 11 is an isometric view of a first shaft and a vibrating plate in a self-cleaning fermentation device for food grade propionic acid production;
FIG. 12 is a perspective view of a follower disk and stirring unit in a self-cleaning fermentation device for food-grade propionic acid production;
FIG. 13 is a perspective view of a water flow driven vibration unit, a pressurizing drum and a stirring unit in a self-cleaning type fermentation device for producing food grade propionic acid.
The reference numerals in the figures are:
1-a fermentation bin; 11-an upper cabin section; 12-a middle cabin section; 13-a liquid outlet pipe; 14-a lower cabin section; 15-an electromagnetic valve;
2-fixing a bracket;
3-a liquid inlet pipe;
4-a rotary lifting mechanism;
41-driving a motor;
42-screw rod;
43-a first upper annular shelf;
44-a first lower annular shelf;
45-lifting blocks;
46-a follower disk; 461-first rectangular grooves; 462-a second rectangular slot;
47-limit rod;
5-driving the vibration unit by water flow;
51-a first rectangular frame; 511-limiting blocks;
52-telescoping arms; 521-a first shaft; 5211-limit grooves; 522-first connection block; 523-a second shaft body; 524-a second connection block; 525-an elastic telescopic shaft; 5251-limiting shaft; 5252-fixed sliding sleeve; 5253-first pressure spring;
53-a water flow driving structure; 531-fixing the shaft sleeve; 532-rack; 533-first fixed axis; 534-rotating the sleeve; 535-half gear; 536-first rotating blades;
54-vibrating plate; 541-a first wave claw; 542-a second undulating claw; 543-guide post; 544-a second pressure spring;
55-an upper flow guiding structure; 551-upper deflector inclined seat; 552-upper flow restricting cover plate;
56-a lower flow guiding structure; 561-lower deflector inclined mount; 562-a lower restrictor cover plate;
57-middle diversion structure; 571-a first V-shaped deflector seat; 572-a second V-shaped deflector seat;
6-a pressurizing cylinder;
61-arc plate; 611-rectangular through grooves;
62-a second upper annular shelf;
63-a second lower annular shelf;
7-bacteria-carrying film;
8-a stirring unit; 81-a second rectangular frame; 82-second dead axle; 83-second rotating blades.
Description of the embodiments
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1 to 13, there is shown: the utility model provides a self-cleaning fermenting installation is used in food-grade propionic acid production, including fermentation storehouse 1, fermentation storehouse 1 sets gradually from top to bottom and is last cabin section 11, well cabin section 12 and lower cabin section 14, drain pipe 13 has been seted up to the lower extreme of well cabin section 12, the liquid outlet has been seted up at the middle part of lower cabin section 14 lower surface, liquid outlet department is provided with solenoid valve 15, the outside of well cabin section 12 is provided with and is used for supporting the upright fixed bolster 2 of fermenting installation, be provided with feed liquor pipe 3 in the lower cabin section 14, the one end of feed liquor pipe 3 passes lower cabin section 14 and stretches out lower cabin section 14, be provided with rotatory elevating system 4 in the well cabin section 12, the axis of rotatory elevating system 4 and the axis collineation of well cabin section 12, the annular array all around of rotatory elevating system 4 is provided with a plurality of rivers drive vibrations unit 5 that can utilize rivers to drive, and rivers drive vibrations unit 5 follow the execution end removal of rotatory elevating system 4, the outside cover of a plurality of rivers drive vibrations unit 5 is equipped with pressure cylinder 6, pressure cylinder 6 link up well cabin section 12, the outside cover of pressure cylinder 6 is equipped with a plurality of fungus membrane 7 and a plurality of carrier fungus membrane 7 respectively corresponding with the vibrations unit of 5.
Before fermentation, a plurality of bacteria-carrying films 7 are put into the fermentation bin 1, then culture solution is injected into the fermentation bin 1 from the liquid inlet pipe 3 and gradually fills the fermentation bin 1, then the rotary lifting mechanism 4 works to drive the water flow driving vibration unit 5 to move up and down, the water flow driving vibration unit 5 and the culture solution are relatively displaced, the culture solution has a downward movement trend in the upward movement process of the water flow driving vibration unit 5, the culture solution has an upward movement trend in the downward movement process of the water flow driving vibration unit 5, the pressure cylinder 6 increases a certain pressure on the culture solution in the pressure cylinder 6, so that the culture solution is easier to drive the water flow driving unit to work, and the relative movement trend between the water flow driving vibration unit 5 and the culture solution is kept unchanged when the water flow driving vibration unit 5 moves to the upper part of the middle cabin section 12, so that the vibration amplitude of the water flow driving vibration unit 5 to the bacteria-carrying films 7 is kept, and aging microorganisms on the bacteria-carrying films 7 are uniformly vibrated down.
Referring to fig. 4, 5, 6 and 7, there are shown: the rotary lifting mechanism 4 comprises a driving motor 41, the driving motor 41 is arranged in the middle of the upper surface of the upper cabin section 11, a screw rod 42 is arranged at the output end of the driving motor 41, the axis of the screw rod 42 is collinear with the axis of the middle cabin section 12, the upper end of the screw rod 42 is in transmission connection with the driving motor 41, a first upper annular frame 43 is sleeved at the upper end of the screw rod 42, a first lower annular frame 44 is sleeved at the lower end of the screw rod 42, the periphery of the first lower annular frame 44 is connected with the lower end of the middle cabin section 12, a lifting block 45 is arranged on the screw rod 42, a follow-up disc 46 is arranged at the lower end of the lifting block 45, a plurality of first rectangular grooves 461 are formed in the follow-up disc 46, a plurality of limit rods 47 are arranged between the first upper annular frame 43 and the first lower annular frame 44, two ends of the limit rods 47 penetrate through the follow-up disc 46 and are respectively connected with the first upper annular frame 43 and the first lower annular frame 44, a first rectangular frame 461 is arranged in the first rectangular groove 461, a first rectangular frame 51 is arranged at the first end, a first rectangular frame 52 is arranged at the first end of the limit rods 47, a first rectangular frame 52 is arranged at the first end of the limit rods, a first rectangular frame 52 is arranged at the first end of the limit rods 52 is opposite to the first rectangular frame 52, a first rectangular frame 52 is arranged at the first end of the first rectangular frame 52 is connected with a first rectangular frame 52, a first telescopic frame 52 is arranged at the first telescopic frame 52, a telescopic frame 52 is arranged at the first telescopic frame 52, and a telescopic frame 52 is arranged, and comprises a telescopic frame 52, and a telescopic frame 52 is comprises a telescopic frame 52, and a 5 is comprises a stand.
The driving motor 41 works to drive the screw rod 42 to rotate, the lifting block 45 is driven to lift along the screw rod 42 by the rotation of the screw rod 42, the follow-up disc 46 is driven to rotate by the lifting block 45, the follow-up disc 46 drives the first rectangular frame 51 to lift, the culture solution passes through the first rectangular frame 51 and drives the water flow driving structure 53 to work, the telescopic arm 52 slides towards the outside of the first rectangular frame 51 due to the work of the water flow driving structure 53, the telescopic arm 52 pushes the vibration plate 54 to collide with the bacteria-carrying film 7, so that aging microorganisms on the bacteria-carrying film 7 are shaken off, a space is reserved for the growth of normal microorganisms on the bacteria-carrying film 7, and the acid-producing efficiency of the bacteria group on the bacteria-carrying film 7 is improved.
Referring to fig. 6, 7, 8 and 9: the telescopic arm 52 comprises a first shaft body 521, one end of the first shaft body 521 extends out of the first rectangular frame 51 and is connected with a first fluctuation claw 541, a limit groove 5211 is formed in the outer surface of the first shaft body 521 along the axial direction of the first rectangular frame, a limit block 511 is arranged at the sliding connection position of the first rectangular frame 51 and the first shaft body 521, the limit block 511 is clamped in the limit groove 5211, a first connecting block 522 is arranged at the other end of the first shaft body 521, the lower end of the first connecting block 522 is connected with the first shaft body 521, a second shaft body 523 is arranged at the upper end of the first connecting block 522, one end of the second shaft body 523 is connected with the upper end of a second connecting block 524, the second shaft body 523 is in transmission connection with the water flow driving structure 53, a second connecting block 524 is arranged at the other end of the second shaft body 523, the upper end of the second connecting block 524 is connected with the other end of the second shaft body 523, the lower end of the second connecting block 524 is provided with an elastic telescopic shaft 525, the elastic telescopic shaft 525 comprises a fixed sliding sleeve 5252, the fixed sliding sleeve 5252 is connected with the lower end of the second connecting block 524, the axis of the fixed sliding sleeve 5252 is collinear with the axis of the first shaft body 521, one end of the fixed sliding sleeve 5252 is provided with a limiting shaft 5251, one end of the limiting shaft 5251 is connected with one end of the first rectangular frame 51, the fixed sliding sleeve 5252 is slidably connected with the other end of the limiting shaft 5251, a first pressure spring 5253 is sleeved on the limiting shaft 5251, one end of the first pressure spring 5253 is connected with the end face of the fixed sliding sleeve 5252, and the other end of the first pressure spring 5253 is connected with one end of the limiting shaft 5251.
The second shaft body 523 is in transmission connection with the water flow driving structure 53, the limiting block 511 is clamped in the limiting groove 5211, the telescopic arm 52 cannot rotate, the water flow driving structure 53 enables the second shaft body 523 to move towards the center of the follow-up disc 46 in the up-down moving process of the water flow driving vibration unit 5, the second connecting block 524 pushes the fixed sliding sleeve 5252 to move on the limiting shaft 5251, the first pressure spring 5253 is compressed, the elastic telescopic shaft 525 has larger elastic potential energy, when the water flow driving structure 53 cannot apply force towards the center of the follow-up disc 46 to the second shaft body 523, the elastic potential energy of the elastic telescopic shaft 525 is released instantaneously, the first pressure spring 5253 is reset, the fixed shaft sleeve 531 is pushed to be away from the limiting shaft 5251, the first shaft body 521 is pushed to move towards the carrier film 7 through the second connecting block 524, the second shaft body 523 and the first connecting block, the first shaft body 521 drives the vibration plate 54 to impact the carrier film 7, and accordingly culture fluid is enabled to impact the carrier film 7 through the water flow driving structure 53 to drive the telescopic arm 52.
Referring to fig. 6 and 10, it is shown that: the outside cover of second axis body 523 is equipped with fixed axle sleeve 531, and the lower surface of fixed axle sleeve 531 is provided with rack 532, and the middle part of first rectangular frame 51 is provided with first dead axle 533 along its width direction, and first dead axle 533 and first rectangular frame 51 fixed connection are equipped with the rotation axle sleeve 534 on the first dead axle 533, and the middle part cover of rotation axle sleeve 534 is equipped with half gear 535, and half gear 535 is connected with rack 532 transmission, and the both sides of half gear 535 still are provided with two first rotary vane 536, and first rotary vane 536 is connected with rotation axle sleeve 534.
When the follow-up disc 46 moves up and down along the screw rod 42, the culture solution impacts the first rotating blade 536, the first rotating blade 536 drives the rotating shaft sleeve 534 to rotate, the rotating shaft sleeve 534 drives the half gear 535 to rotate, when the gear teeth of the half gear 535 are in contact with the rack 532, the rack 532 is driven to move, the rack 532 drives the fixed shaft sleeve 531 to move, the fixed shaft sleeve 531 drives the second shaft body 523 to move towards the center of the follow-up disc 46, after the gear teeth on the half gear 535 are in contact with the rack 532, the half gear 535 cannot provide thrust towards the center of the follow-up disc 46 for the rack 532, the elastic potential energy is rapidly released by the elastic telescopic shaft 525, the vibration plate 54 collides with the bacteria-carrying film 7, and when the gear teeth on the half gear 535 are in contact with the rack 532 again, the steps are repeated, so that the bacteria-carrying film 7 is vibrated intermittently.
Referring to fig. 6, 7 and 11, it is shown that: the first fluctuation claw 541 is provided with the second fluctuation claw 542 far away from the one end of flexible arm 52, is provided with two guide pillars 543 between second fluctuation claw 542 and the first fluctuation claw 541, and the one end and the second fluctuation claw 542 of guide pillar 543 are connected, and the other end of guide pillar 543 passes first fluctuation claw 541, and the surface cover of guide pillar 543 is equipped with second pressure spring 544, and the one end and the second fluctuation claw 542 of second pressure spring 544 are connected, and the other end and the first fluctuation claw 541 of second pressure spring 544 are connected.
When the first shaft 521 pushes the first fluctuation jaw 541 to move toward the bacteria-carrying plate, the second fluctuation jaw 542 first collides with the bacteria-carrying film 7, at this time, the first fluctuation jaw 541 continues to move toward the bacteria-carrying film 7, the second pressure spring 544 is compressed, the distance between the first fluctuation jaw 541 and the second fluctuation jaw 542 is reduced, so that the thrust provided by the first shaft 521 subsequently cannot be provided to the second fluctuation jaw 542, and the bacteria-carrying film 7 cannot be damaged by larger vibration.
Referring to fig. 6 and 7, it is shown that: the upper end of the first rectangular frame 51 is provided with an upper flow guiding structure 55, the upper flow guiding structure 55 comprises an upper flow guiding inclined seat 551 and an upper flow limiting cover plate 552, the upper flow guiding inclined seat 551 is arranged at one end of the upper surface of the first rectangular frame 51 far away from the center of the follow-up disc 46, the upper flow guiding inclined seat 551 inclines towards the middle part of the first rectangular frame 51, the upper flow limiting cover plate 552 covers the other end of the upper surface of the first rectangular frame 51, the lower end of the first rectangular frame 51 is provided with a lower flow guiding structure 56, the lower flow guiding structure 56 comprises a lower flow guiding inclined seat 561 and a lower flow limiting cover plate 562, the lower flow guiding inclined seat 561 is arranged at one end of the lower surface of the first rectangular frame 51 close to the center of the follow-up disc 46, and the lower flow guiding inclined seat 561 inclines towards the first rectangular frame
51, and a lower limit cover plate is covered at the other end of the lower surface of the first rectangular frame 51.
When the follow-up disc 46 moves upwards along the screw rod 42, the culture solution above the follow-up disc 46 moves towards the middle part of the first rectangular frame 51 along the upper diversion inclined seat 551 and contacts with the first rotating blades 536, the first rotating blades 536 are pushed to rotate, the first rotating blades 536 drive the second shaft body 523 to move towards the center of the follow-up disc 46, when the follow-up disc 46 moves downwards along the screw rod 42, the culture solution below the follow-up disc 46 moves towards the middle part of the first rectangular frame 51 along the lower diversion inclined seat 561 and contacts with the first rotating blades 536, the first rotating blades 536 are pushed to rotate, and therefore the driving directions of the follow-up disc 46 in the upward and downward moving process are the same, and the telescopic arms 52 can drive the vibrating plate 54 to vibrate the carrier film 7 in the upward and downward moving process.
Referring to fig. 6, it is shown: the first rectangular frame 51 is further provided with a middle flow guiding structure 57, the middle flow guiding structure 57 comprises a first V-shaped flow guiding seat 571 and a second V-shaped flow guiding seat 572, the first V-shaped flow guiding seat 571 and the second V-shaped flow guiding seat 572 are respectively arranged at two sides of the water flow driving structure 53, and openings of the first V-shaped flow guiding seat 571 and the second V-shaped flow guiding seat 572 face the water flow driving structure 53.
In the upward movement process of the follow-up disc 46, the culture solution enters the first rectangular frame 51 from the middle of the upper diversion inclined seat 551 and the upper flow-limiting cover plate 552, flows between the first V-shaped diversion seat 571 and the second V-shaped diversion seat 572, flows out from the middle of the lower diversion inclined seat 561 and the lower flow-limiting cover plate 562, and in the downward movement process of the follow-up disc 46, the flow directions of the culture solution are opposite, and the first V-shaped diversion seat 571 and the second V-shaped diversion seat 572 limit the flow paths of the culture solution in the first rectangular frame 51, so that irregular disturbance of the culture solution in the first rectangular frame 51 is avoided, and resistance of the follow-up disc 46 in the movement process is further reduced.
Referring to fig. 4 and 12, it is shown that: the follower disk 46 is further provided with a plurality of second rectangular grooves 462, each second rectangular groove 462 is internally provided with a stirring unit 8, each stirring unit 8 comprises a second rectangular frame 81, a second fixed shaft 82 is arranged in the second rectangular frame 81 along the width direction of the second rectangular frame, two ends of the second fixed shaft 82 are connected with the second rectangular frame 81, and a second rotating blade 83 is sleeved on the second fixed shaft 82.
In the process of upward or downward movement of the follow-up disc 46, the culture solution above or below the follow-up disc 46 drives the second rotary blades 83 to rotate around the second fixed shaft 82, and the rotation of the second rotary blades 83 stirs the surrounding culture solution, so that the components of the culture solution in the pressurizing cylinder 6 are uniform.
Referring to fig. 4 and 13, it is shown that: the pressurizing cylinder 6 comprises a plurality of arc plates 61, gaps exist between every two arc plates 61, rectangular through grooves 611 are formed in the surfaces of the arc plates 61 along the directions of bus lines of the arc plates, a second upper annular frame 62 is arranged at the upper ends of the arc plates 61, and a second lower annular frame 63 is arranged at the lower ends of the arc plates 61.
The first shaft 521 extends between two arc plates 61 at one end of the first rectangular frame 51, the second rotary blade 83 extends out of the rectangular through groove 611, and the second rotary blade 83 can stir the culture solution outside the pressurizing cylinder 6 in the rotating process, so that the uniformity of components of the culture solution in each area of the fermentation chamber 1 is improved, and efficient proliferation of microorganisms on the bacteria-carrying film 7 is facilitated.
A fermentation method of a self-cleaning fermentation device for producing food-grade propionic acid comprises the following steps:
s1, placing a plurality of bacteria-carrying films 7 into a fermentation bin 1;
s2, a driving motor 41 drives a screw rod 42 to rotate, the screw rod 42 drives a lifting block 45 to move, the lifting block 45 drives a follow-up disc 46 to rotate, in the process that the follow-up disc 46 moves up and down along with the lifting block 45, the flow of liquid drives a water flow driving structure 53 to work, the water flow driving structure 53 drives a telescopic arm 52 to move, and the movement of the telescopic arm 52 enables a vibration plate 54 to collide with a bacteria-carrying film 7;
s3, the follow-up disc 46 moves up and down, and meanwhile, the second rotating blades 83 are driven to rotate by the flow of liquid, and the liquid in the fermentation bin 1 is stirred by the rotation of the second rotating blades 83.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (2)
1. The self-cleaning type fermentation device for producing the food-grade propionic acid is characterized by comprising a fermentation bin (1), wherein the fermentation bin (1)
The device is characterized in that the device is sequentially arranged into an upper cabin section (11), a middle cabin section (12) and a lower cabin section (14) from top to bottom, a liquid outlet pipe (13) is formed in the lower end of the middle cabin section (12), a liquid outlet is formed in the middle of the lower surface of the lower cabin section (14), an electromagnetic valve (15) is arranged at the liquid outlet, a fixed support (2) for supporting a fermentation device is arranged outside the middle cabin section (12), a liquid inlet pipe (3) is arranged in the lower cabin section (14), one end of the liquid inlet pipe (3) penetrates through the lower cabin section (14) and extends out of the lower cabin section (14), a rotary lifting mechanism (4) is arranged in the middle cabin section (12), the axis of the rotary lifting mechanism (4) is collinear with the axis of the middle cabin section (12), a plurality of water flow driving vibration units (5) capable of being driven by water flow are arranged in an annular array around the rotary lifting mechanism (4), the water flow driving vibration units (5) move along with the execution ends of the rotary lifting mechanism (4), a plurality of water flow driving vibration units (5) are sleeved with a pressurizing cylinder (6), one end of each pressurizing cylinder (6) penetrates through the lower cabin section (14), and a plurality of bacteria carrying membranes (7) are correspondingly arranged outside the pressurizing cylinder (7), and the pressurizing cylinder (7) respectively;
the rotary lifting mechanism (4) comprises a driving motor (41), the driving motor (41) is arranged in the middle of the upper surface of the upper cabin section (11), a screw rod (42) is arranged at the output end of the driving motor (41), the axis of the screw rod (42) is collinear with the axis of the middle cabin section (12), the upper end of the screw rod (42) is in transmission connection with the driving motor (41), a first upper annular frame (43) is sleeved at the upper end of the screw rod (42), a first lower annular frame (44) is sleeved at the periphery of the first upper annular frame (43) and the upper end of the middle cabin section (12), the periphery of the first lower annular frame (44) is connected with the lower end of the middle cabin section (12), lifting blocks (45) are arranged on the screw rod (42), a follow-up disc (46) is arranged at the lower end of the lifting blocks (45), a plurality of first rectangular grooves (461) are formed in the follow-up disc (46), a plurality of limit rods (47) are arranged between the first upper annular frame (43) and the first lower annular frame (44), a plurality of limit rods (47) are arranged in relation to the first rectangular grooves (46) and penetrate through the first rectangular annular frame (46) and penetrate through the first rectangular annular frames (46), a telescopic arm (52) is arranged in the first rectangular frame (51) in a sliding manner, a water flow driving structure (53) for driving the telescopic arm (52) and the first rectangular frame (51) to move relatively is further arranged in the first rectangular frame (51), a vibrating plate (54) is arranged at one end, extending out of the first rectangular frame (51), of the telescopic arm (52), the vibrating plate (54) comprises a first fluctuation claw (541), and the first fluctuation claw (541) is connected with the telescopic arm (52);
the telescopic arm (52) comprises a first shaft body (521), one end of the first shaft body (521) extends out of a first rectangular frame (51) and is connected with a first fluctuation claw (541), a limit groove (5211) is formed in the outer surface of the first shaft body (521) along the axial direction of the first shaft body, a limit block (511) is arranged at the sliding connection position of the first rectangular frame (51) and the first shaft body (521), the limit block (511) is clamped in the limit groove (5211), a first connecting block (522) is arranged at the other end of the first shaft body (521), the lower end of the first connecting block (522) is connected with the first shaft body (521), a second shaft body (523) is arranged at the upper end of the first connecting block (522), one end of the second shaft body (523) is connected with the upper end of a second connecting block (524), the second shaft body (523) is in transmission connection with a water flow driving structure (53), the other end of the second shaft body (524) is connected with the other end of the second shaft body (524), an elastic shaft (525) is arranged at the lower end of the second shaft body (524), the elastic shaft (523) is fixedly connected with the first connecting block (52) and the elastic shaft (525) is fixedly connected with the first connecting block (52), one end of the fixed sliding sleeve (5252) is provided with a limiting shaft (5251), one end of the limiting shaft (5251) is connected with one end of the first rectangular frame (51), the fixed sliding sleeve (5252) is slidably connected with the other end of the limiting shaft (5251), a first pressure spring (5253) is sleeved on the limiting shaft (5251), one end of the first pressure spring (5253) is connected with the end face of the fixed sliding sleeve (5252), and the other end of the first pressure spring (5253) is connected with one end of the limiting shaft (5251);
the outside cover of second axis body (523) is equipped with fixed axle sleeve (531), the lower surface of fixed axle sleeve (531) is provided with rack (532), the middle part of first rectangular frame (51) is provided with first dead axle (533) along its width direction, first dead axle (533) is fixedly connected with first rectangular frame (51), the cover is equipped with rotation axle sleeve (534) on first dead axle (533), the middle part cover of rotation axle sleeve (534) is equipped with half gear (535), half gear (535) are connected with rack (532) transmission, the both sides of half gear (535) still are provided with two first rotary vane (536), first rotary vane (536) are connected with rotation axle sleeve (534);
one end of the first fluctuation claw (541) far away from the telescopic arm (52) is provided with a second fluctuation claw (542), two guide posts (543) are arranged between the second fluctuation claw (542) and the first fluctuation claw (541), one end of each guide post (543) is connected with the second fluctuation claw (542), the other end of each guide post (543) penetrates through the first fluctuation claw (541), the surface of each guide post (543) is sleeved with a second pressure spring (544), one end of each second pressure spring (544) is connected with the corresponding second fluctuation claw (542), and the other end of each second pressure spring (544) is connected with the corresponding first fluctuation claw (541);
the upper end of the first rectangular frame (51) is provided with an upper flow guiding structure (55), the upper flow guiding structure (55) comprises an upper flow guiding inclined seat (551) and an upper flow limiting cover plate (552), the upper flow guiding inclined seat (551) is arranged at one end, far away from the center of the follow-up disc (46), of the upper surface of the first rectangular frame (51), the upper flow guiding inclined seat (551) is inclined towards the middle part of the first rectangular frame (51), the upper flow limiting cover plate (552) covers the other end of the upper surface of the first rectangular frame (51), the lower end of the first rectangular frame (51) is provided with a lower flow guiding structure (56), the lower flow guiding structure (56) comprises a lower flow guiding inclined seat (561) and a lower flow limiting cover plate (562), the lower flow guiding inclined seat (561) is arranged at one end, close to the center of the follow-up disc (46), of the lower surface of the first rectangular frame (51) is inclined towards the middle part of the first rectangular frame (51), and the lower limiting cover plate covers the other end of the lower surface of the first rectangular frame (51).
A middle flow guide structure (57) is further arranged in the first rectangular frame (51), the middle flow guide structure (57) comprises a first V-shaped flow guide seat (571) and a second V-shaped flow guide seat (572), the first V-shaped flow guide seat (571) and the second V-shaped flow guide seat (572) are respectively arranged at two sides of the water flow driving structure (53), and openings of the first V-shaped flow guide seat (571) and the second V-shaped flow guide seat (572) face the water flow driving structure (53);
a plurality of second rectangular grooves (462) are further formed in the follow-up disc (46), a stirring unit (8) is arranged in each second rectangular groove (462), each stirring unit (8) comprises a second rectangular frame (81), a second fixed shaft (82) is arranged in the second rectangular frame (81) along the width direction of the second rectangular frame, two ends of the second fixed shaft (82) are connected with the second rectangular frame (81), and a second rotary blade (83) is sleeved on the second fixed shaft (82);
the pressurizing cylinder (6) comprises a plurality of arc plates (61), gaps are reserved between every two arc plates (61), rectangular through grooves (611) are formed in the surfaces of the arc plates (61) along the directions of bus lines, a second upper annular frame (62) is arranged at the upper end of each arc plate (61), and a second lower annular frame (63) is arranged at the lower end of each arc plate (61).
2. A fermentation method of a self-cleaning type fermentation device for producing food-grade propionic acid, which is applied to the self-cleaning type fermentation device for producing food-grade propionic acid as claimed in claim 1, and is characterized by comprising the following steps:
s1, placing a plurality of bacteria-carrying films (7) into a fermentation bin (1);
s2, a driving motor (41) drives a screw rod (42) to rotate, the screw rod (42) drives a lifting block (45) to move, the lifting block (45) drives a follow-up disc (46) to rotate, the follow-up disc (46) drives a water flow driving structure (53) to work in the process of moving up and down along with the lifting block (45), the water flow driving structure (53) drives a telescopic arm (52) to move, and a vibration plate (54) collides with a bacteria-carrying film (7) due to movement of the telescopic arm (52);
s3, when the follow-up disc (46) moves up and down, the flow of the liquid drives the second rotary blade (83) to rotate, and the rotation of the second rotary blade (83) stirs the liquid in the fermentation bin (1).
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| EP3059300A1 (en) * | 2015-02-19 | 2016-08-24 | Commissariat à l'Énergie Atomique et aux Énergies Alternatives | Device for manipulating biological cells using a vibrating holder |
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