CN117535137A - Fermentation equipment and method for lactic acid production - Google Patents
Fermentation equipment and method for lactic acid production Download PDFInfo
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- CN117535137A CN117535137A CN202311369392.4A CN202311369392A CN117535137A CN 117535137 A CN117535137 A CN 117535137A CN 202311369392 A CN202311369392 A CN 202311369392A CN 117535137 A CN117535137 A CN 117535137A
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- 238000000855 fermentation Methods 0.000 title claims abstract description 149
- 230000004151 fermentation Effects 0.000 title claims abstract description 149
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 235000014655 lactic acid Nutrition 0.000 title claims abstract description 33
- 239000004310 lactic acid Substances 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000003756 stirring Methods 0.000 claims abstract description 43
- 229920002472 Starch Polymers 0.000 claims abstract description 28
- 235000019698 starch Nutrition 0.000 claims abstract description 28
- 239000008107 starch Substances 0.000 claims abstract description 28
- 235000013336 milk Nutrition 0.000 claims abstract description 23
- 239000008267 milk Substances 0.000 claims abstract description 23
- 210000004080 milk Anatomy 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000004804 winding Methods 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 239000008236 heating water Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 230000001954 sterilising effect Effects 0.000 abstract 1
- 238000004659 sterilization and disinfection Methods 0.000 abstract 1
- 238000011161 development Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000013355 food flavoring agent Nutrition 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000005648 plant growth regulator Substances 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- 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
- C12M23/38—Caps; Covers; Plugs; Pouring means
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- 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
- C12M23/22—Transparent or translucent parts
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- 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
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- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
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- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
- C12M27/04—Stirrer or mobile mixing elements with introduction of gas through the stirrer or mixing element
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- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/06—Nozzles; Sprayers; Spargers; Diffusers
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- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
- C12M33/14—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus with filters, sieves or membranes
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- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/22—Heat exchange systems, e.g. heat jackets or outer envelopes in contact with the bioreactor walls
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- 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
- C12P7/56—Lactic acid
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Abstract
The invention discloses fermentation equipment and a fermentation method for lactic acid production, which belong to the technical field of fermentation equipment, wherein a fermentation tank is arranged in an outer shell, a first storage tank is arranged on one side of the outer shell, a second storage tank is arranged on the other side of the outer shell, a feeding mechanism and a stirring mechanism are arranged on an upper cover, the stirring mechanism is connected with the feeding mechanism, and an air inlet mechanism is arranged on the outer shell. According to the invention, starch milk is heated to 100 ℃ in a fermentation tank, sterilization is carried out on the starch milk, condensed water is replaced to cool the temperature in the fermentation tank to 50 ℃, the strain in the second storage tank is fed into the fermentation tank, a plurality of stirring rods stir the strain and the starch milk to be uniformly mixed, the strain and the starch milk are fermented, an air inlet mechanism inputs air into the fermentation tank, when the condensed water cools the temperature in the fermentation tank to 20 ℃, the extracting solution in the first storage tank is fed into the fermentation tank to separate a fermented product, and a lactic acid finished product is produced after being filtered by a filter screen.
Description
Technical Field
The invention belongs to the technical field of fermentation equipment, and particularly relates to fermentation equipment and a fermentation method for lactic acid production.
Background
Lactic acid is widely used in foods, pharmacy, textile, leather making, environmental protection and agriculture, and the product is mainly used as an acidulant, a flavoring agent, a preservative, a tanning agent, a plant growth regulator, a biodegradable material, a chiral drug and the like, and the conventional process of lactic acid is as follows: starch milk is prepared, cooled and inoculated, fermented, mixed and separated, and the development of lactic acid production process and equipment manufacturing is the key of lactic acid industry development.
At present, lactic acid production enterprises at home and abroad form a certain scale, but the problems of high production cost, low production efficiency, unstable product quality and the like still exist, so that the lactic acid production enterprises need to strengthen technical research and development, improve the production efficiency and the product quality, and reduce the production cost so as to meet market demands.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art and provide fermentation equipment and method for producing lactic acid with high production efficiency and high product quality.
The technical scheme adopted for solving the technical problems is as follows: the fermentation tank is characterized in that an inner shell is arranged in the outer shell, a fermentation tank for fermenting lactic acid is arranged in the inner shell, water or condensed water is filled between the inner shell and the outer side wall of the fermentation tank, a third sliding plate is connected between the inner shell and the outer side wall of the fermentation tank in a sliding mode along the vertical direction, the third sliding plate is connected with a screw thread, a fourth gear is arranged at one end of the screw, a space between the inner shell and the outer side wall of the fermentation tank is communicated with a third pipeline, a valve is arranged on the third pipeline, a winding pipe electric heater for heating water is arranged between the outer side wall of the inner shell and the inner side of the outer shell, a first storage tank for containing extracting solution is arranged on one side of the outer shell, an outlet end of the first storage tank is communicated with the fermentation tank through a first feeding pipe, a second storage tank for containing strains is arranged on the other side of the outer shell, an outlet end of the second storage tank is communicated with the fermentation tank through a second feeding pipe, an upper cover is arranged on the upper end of the fermentation tank, an exhaust pipeline communicated with the inner part of the fermentation tank is arranged on the upper cover, a feeding mechanism communicated with the inner part of the fermentation tank is arranged on the upper cover, an inlet mechanism for stirring mechanism is arranged on the inner side of the fermentation mechanism, and the stirring mechanism is connected with the inner side of the fermentation mechanism.
Further, the fermentation cylinder communicate with the inlet end of the second pipeline, the second pipeline is internally connected with a first sliding shaft in a sliding manner along the vertical direction, the first sliding shaft is fixedly connected with a first lifting rod, the bottom of the first lifting rod is provided with a second deflector rod, a shaft on the second deflector rod is connected with the first lifting rod in a sliding manner, a shaft on the second deflector rod is provided with a fourth spring, one end of the fourth spring is fixedly connected with the second deflector rod, the other end of the fourth spring is fixedly connected with the first lifting rod, a first switch for controlling the extracting solution in the first storage tank to enter the fermentation cylinder is arranged on the first feeding pipe, one end of the first switch is abutted against the second deflector rod, the other end of the first switch is fixedly connected with one end of the first sliding rod, a first sliding rod is fixedly connected with a first fixing plate on the outer shell in a sliding manner along the vertical direction, one end of the first spring is fixedly connected with the bottom of the first fixing plate, and the other end of the first sliding rod is fixedly connected with the other end of the first sliding rod.
Further, fermentation cylinder and first pipeline intercommunication each other, first pipeline inside and second sliding shaft follow vertical direction sliding connection, second sliding shaft and second lifter fixed connection, second lifter bottom is provided with first driving lever, the epaxial axle of first driving lever and second lifter sliding connection, the epaxial axle of first driving lever is provided with the third spring, third spring one end and second lifter fixed connection, the other end and first driving lever fixed connection, be provided with the second switch that is used for controlling the bacterial in the second storage tank to get into fermentation cylinder on the second inlet pipe, second switch one end is contradicted with first driving lever, the other end and second slide bar one end fixed connection, second slide bar and the second fixed plate on the shell body follow vertical direction sliding connection, be provided with the second spring on the second slide bar, second spring one end and second fixed plate bottom fixed connection, the other end and second other end fixed connection.
Further, the stirring mechanism is as follows: the upper cover is provided with the backup pad, be provided with the motor in the backup pad, the output shaft and the first belt pulley fixed connection of motor, first belt pulley is connected with feed mechanism, first belt pulley and second gear coaxial coupling, the upper cover is gone up to rotate and is installed the inside central pole that is located the fermentation cylinder, the central pole communicates with each other with air inlet mechanism, be provided with on the central pole with the first gear of second gear engagement transmission, the central pole evenly is provided with the puddler that is used for stirring fermentation cylinder internal fermentation thing along the vertical direction, evenly processing respectively on every puddler have with the inside bleeder vent that communicates each other of central pole.
Further, the feeding mechanism is: be provided with a plurality of pan feeding pipes that communicate each other with the fermentation cylinder is inside respectively on the upper cover, sliding connection has first sliding plate on the first slide rail of upper cover, first sliding plate one end is provided with second gear engagement driven second rack, be provided with a plurality of connecting axles on the first sliding plate, every connecting axle outer circumference is provided with the lug sliding connection's on the first sliding plate screw thread spout respectively, be provided with the baffle that is located pan feeding pipe entry end on every connecting axle respectively, sliding connection has the second sliding plate on the second slide rail of upper cover, be provided with on the second sliding plate with second gear engagement driven first rack, be provided with on the second sliding plate respectively with second gear, fourth gear engagement driven third gear.
Further, the air inlet mechanism is: be provided with first support frame on the shell body, rotate on the first support frame and install the pivot, pivot one end is provided with the second belt pulley, the second belt pulley passes through the belt and is connected with first belt pulley transmission, the pivot other end is provided with first bevel gear, be provided with on the first support frame with first bevel gear meshing driven second bevel gear, second bevel gear and cam fixed connection, cam and connecting rod fixed connection are provided with a plurality of telescopic links on the connecting rod, shell body outside fixed mounting has a plurality of ventholes, every telescopic link respectively with corresponding venthole sliding connection, the exit end and the connecting pipe intercommunication each other of every venthole, connecting pipe and center rod intercommunication each other.
Further, the bottom of the outer shell is provided with a second supporting frame, and a filter screen positioned at the outlet end of the bottom of the fermentation tank is arranged on the second supporting frame.
Further, a visual glass window is arranged on the outer shell.
A fermentation method using a fermentation apparatus for lactic acid production, comprising the steps of:
s1, starch is pretreated to form starch milk, the starch milk enters a fermentation tank through a feeding pipe, after feeding is finished, a motor is started, an output shaft of the motor drives a first belt pulley and a second gear to rotate, the second gear is meshed with a second rack for transmission, the second rack drives a first sliding plate to horizontally slide along a first sliding rail on an upper cover, each lug on the first sliding plate is respectively in sliding connection with a thread sliding groove on a corresponding connecting shaft to drive the connecting shaft to rotate, the connecting shaft drives a baffle to rotate and shield an inlet end on the feeding pipe, and an electric heater of a winding pipe heats water between the inside of an inner shell and the outer side wall of the fermentation tank to 100 ℃ to sterilize the starch milk;
s2, reversing a motor, driving a first belt pulley and a second gear to reversely rotate by an output shaft of the motor, driving the second gear to be meshed with a first rack and driving a second sliding plate to horizontally slide along a second sliding rail on an upper cover, driving a third gear on the second sliding plate to respectively mesh with the second gear and a fourth gear, driving the fourth gear to rotate by meshing transmission of the second gear and the third gear, driving a lead screw to rotate by the fourth gear, driving the third sliding plate to move in the vertical direction between the inner part of an inner shell and the outer side wall of a fermentation tank, extruding water in the inner part of the inner shell and the outer side wall of the fermentation tank through a third pipeline, adding condensed water into the inner part of the inner shell and the outer side wall of the fermentation tank through the third pipeline, reducing the temperature in the fermentation tank to 50 ℃, driving a second lifting rod to slide in the vertical direction in the first pipeline, driving a first switch at the bottom of the second lifting rod to abut against the second lifting rod, driving a second switch on the second lifting rod to open, driving a lead screw to drive a strain in the second storage tank to enter the fermentation tank through the second motor, driving a first stirring rod to uniformly rotate with the first stirring rod and a starch stirring rod, and a starch stirring mechanism to uniformly rotate in the fermentation tank;
s3, when the temperature in the fermentation tank is cooled to 20 ℃, the temperature in the fermentation tank is reduced by condensed water, the pressure in the fermentation tank is reduced by reducing the temperature in the fermentation tank, the first sliding shaft drives the first lifting rod to slide in the second pipeline along the vertical direction, the second deflector rod at the bottom of the first lifting rod is in contact with the first switch, the first switch on the first feeding pipe is opened, the extracting solution in the first storage tank enters the fermentation tank through the first feeding pipe, the motor is started, the output shaft of the motor drives the first belt pulley and the second gear to rotate, the extracting solution and the fermented product are uniformly mixed by stirring through the plurality of stirring rods on the central rod, the fermented product is separated, and the lactic acid finished product is produced after being filtered by the filter screen.
Further, the specific operation method of the gas inlet mechanism in step 2S, S for inputting the gas into the fermenter is as follows: the first belt pulley drives the second belt pulley to rotate through the belt, the second belt pulley drives the rotating shaft to rotate, the first bevel gear at the bottom of the rotating shaft drives the second bevel gear to rotate, the second bevel gear drives the cam to rotate, the cam drives the plurality of telescopic rods to slide in the vertical direction in the corresponding air outlet cylinders respectively through the connecting rods, gas generated by the plurality of air outlet cylinders enters the center rod through the connecting pipes, and gas in the center rod is produced through the air holes in the stirring rod.
The beneficial effects of the invention are as follows: (1) According to the invention, starch milk enters the fermentation tank, after feeding is finished, the connecting shaft drives the baffle to rotate and shield the inlet end on the feeding pipe, the electric heater of the winding pipe heats water between the inner shell and the outer side wall of the fermentation tank to 100 ℃, the starch milk is sterilized, when the temperature in the fermentation tank is cooled to 50 ℃ by replacing condensed water, the pressure in the fermentation tank is reduced by reducing the temperature in the fermentation tank, strains in the second storage tank enter the fermentation tank through the second feeding pipe, the strains and the starch milk are stirred by a plurality of stirring rods to be uniformly mixed, the strains and the starch milk are fermented, in the stirring process, the air inlet mechanism inputs air into the fermentation tank, when the temperature in the fermentation tank is cooled to 20 ℃, the extracting solution in the first storage tank enters the fermentation tank through the first feeding pipe by the condensed water, the fermented product is separated, and a lactic acid finished product is produced after being filtered by the filter screen.
(2) According to the invention, the first belt pulley is adopted to drive the second belt pulley to rotate through the belt, the second belt pulley drives the rotating shaft to rotate, the first bevel gear at the bottom of the rotating shaft drives the second bevel gear to rotate, the second bevel gear drives the cam to rotate, the cam drives the plurality of telescopic rods to slide in the vertical direction in the corresponding air outlet cylinders respectively through the connecting rods, gas generated by the plurality of air outlet cylinders enters the central rod through the connecting pipes, the gas in the central rod is produced through the air holes in the stirring rod, and the fermentation of strains and starch milk can be facilitated.
Drawings
FIG. 1 is a schematic view showing the structure of an embodiment of a fermentation apparatus for producing lactic acid according to the present invention.
Fig. 2 is a schematic view of the structure of fig. 1 at a first angle.
Fig. 3 is a schematic view of the structure of fig. 1 at a second angle.
Fig. 4 is a schematic view of the structure of fig. 1 at a third angle.
Fig. 5 is a schematic view of a part of the structure in fig. 1.
Fig. 6 is a schematic structural view of the outer case.
Fig. 7 is a schematic view of the structure of fig. 6 with the upper cover removed.
Fig. 8 is a schematic view of the structure of fig. 7 with the outer housing removed.
Fig. 9 is a schematic structural view of parts on the second support frame.
Fig. 10 is a schematic structural view of the stirring mechanism, the feeding mechanism, and the air intake mechanism.
Fig. 11 is a schematic structural view of the stirring mechanism.
Fig. 12 is a schematic structural view of the feeding mechanism.
Fig. 13 is a partial schematic view of the structure in fig. 12.
Fig. 14 is a partial schematic structural view in fig. 13.
Fig. 15 is a schematic view of the component structure of the upper cover.
Fig. 16 is a schematic structural view of the air intake mechanism.
Fig. 17 is a partial schematic structure of fig. 16.
Reference numerals: 1. an outer housing; 201. a support plate; 202. a central rod; 203. ventilation holes; 204. a stirring rod; 205. a first gear; 206. a motor; 207. a first pulley; 208. a second gear; 301. a first sliding plate; 302. a feeding pipe; 303. a third gear; 304. a second sliding plate; 305. a first rack; 306. a second rack; 307. a threaded chute; 308. a baffle; 309. a connecting shaft; 310. a first slide rail; 311. a second slide rail; 401. a first support frame; 402. a connecting pipe; 403. a belt; 404. a second pulley; 405. a rotating shaft; 406. a first bevel gear; 407. a second bevel gear; 408. a cam; 409. a connecting rod; 410. a telescopic rod; 411. an air outlet tube; 5. a first storage tank; 6. an exhaust duct; 7. a second storage tank; 8. a second support frame; 9. a visual glass window; 10. a first lifting rod; 11. a first switch; 12. a first fixing plate; 13. a first spring; 14. a first slide bar; 15. a second lifting rod; 16. a second slide bar; 17. a second spring; 18. a second fixing plate; 19. a second switch; 20. a first deflector rod; 21. a third spring; 22. a first pipe; 23. a second pipe; 24. a fourth spring; 25. a second deflector rod; 26. an upper cover; 27. an inner housing; 28. a fermentation tank; 29. a third sliding plate; 30. a coiled tube electric heater; 31. a fourth gear; 32. a screw rod; 33. a filter screen; 34. a third conduit; 35. a first feed tube; 36. a second feed tube; 37. a first sliding shaft; 38. and a second sliding shaft.
Description of the embodiments
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 9, the fermentation apparatus for lactic acid production of the present embodiment is constituted by connecting an outer casing 1, a stirring mechanism, a feeding mechanism, an air intake mechanism, a first storage tank 5, an air discharge duct 6, a second storage tank 7, a second support frame 8, a visible glass window 9, a first lifter 10, a first switch 11, a first fixing plate 12, a first spring 13, a first slide bar 14, a second lifter 15, a second slide bar 16, a second spring 17, a second fixing plate 18, a second switch 19, a first deflector 20, a third spring 21, a first duct 22, a second duct 23, a fourth spring 24, a second deflector 25, an upper cover 26, an inner casing 27, a fermenter 28, a third slide plate 29, a winding tube electric heater 30, a fourth gear 31, a screw 32, a filter screen 33, a third duct 34, a first feed tube 35, a second feed tube 36, a first slide shaft 37, and a second slide shaft 38.
The fermentation device comprises an outer shell 1, an inner shell 27 is arranged in the outer shell 1, a fermentation tank 28 for fermenting lactic acid is arranged in the outer shell 1, the fermentation tank 28 is located in the inner shell 27, water or condensed water is filled between the inner shell 27 and the outer side wall of the fermentation tank 28, a third sliding plate 29 is connected between the inner shell 27 and the outer side wall of the fermentation tank 28 in a sliding mode along the vertical direction, the third sliding plate 29 is in threaded connection with a lead screw 32, one end of the lead screw 32 is provided with a fourth gear 31, a space between the inner shell 27 and the outer side wall of the fermentation tank 28 is communicated with a third pipeline 34, a valve is arranged on the third pipeline 34, a winding pipe electric heater 30 for heating water is arranged between the outer side wall of the inner shell 27 and the inner shell 1, a first storage tank 5 for containing extracting solution is arranged on one side of the outer shell 1, an outlet end of the first storage tank 5 is communicated with the fermentation tank 28 through a first inlet pipe 35, an outlet end of the second storage tank 7 for containing strains is arranged on the other side of the outer shell 1, an outlet end of the second storage tank 7 is communicated with the fermentation tank 28 through a second 36, an upper cover 26 is arranged at the upper end of the fermentation tank 28, a feeding mechanism 26 is arranged on the upper cover 26 and is communicated with an air inlet mechanism 28, an inlet mechanism is arranged on the upper stirring mechanism is connected with the inner side of the fermentation tank 28, and is communicated with the inner mechanism 28, and is arranged on the inner mechanism is connected with the fermentation mechanism, and is connected with an inlet mechanism 28. The bottom of the outer shell 1 is provided with a second supporting frame 8, and a filter screen 33 positioned at the outlet end of the bottom of the fermentation tank 28 is arranged on the second supporting frame 8. The outer housing 1 is provided with a visible glass window 9.
The fermentation tank 28 is communicated with the first pipeline 22, the interior of the first pipeline 22 is in sliding connection with the second sliding shaft 38 along the vertical direction, the second sliding shaft 38 is fixedly connected with the second lifting rod 15, the bottom of the second lifting rod 15 is provided with the first deflector rod 20, a shaft on the first deflector rod 20 is in sliding connection with the second lifting rod 15, a shaft on the first deflector rod 20 is provided with the third spring 21, one end of the third spring 21 is fixedly connected with the second lifting rod 15, the other end of the third spring is fixedly connected with the first deflector rod 20, a second switch 19 for controlling strains in the second storage tank 7 to enter the fermentation tank 28 is arranged on the second feeding pipe 36, one end of the second switch 19 is abutted against the first deflector rod 20, the other end of the second switch 19 is fixedly connected with one end of the second slide rod 16, the second slide rod 16 is in sliding connection with the second fixed plate 18 on the outer shell 1 along the vertical direction, one end of the second spring 17 is fixedly connected with the bottom of the second fixed plate 18, and the other end of the second slide rod 16 is fixedly connected with the other end of the second slide rod 17.
The fermentation tank 28 is communicated with the inlet end of the second pipeline 23, the inside of the second pipeline 23 is in sliding connection with a first sliding shaft 37 along the vertical direction, the first sliding shaft 37 is fixedly connected with the first lifting rod 10, the bottom of the first lifting rod 10 is provided with a second deflector rod 25, a shaft on the second deflector rod 25 is in sliding connection with the first lifting rod 10, a shaft on the second deflector rod 25 is provided with a fourth spring 24, one end of the fourth spring 24 is fixedly connected with the second deflector rod 25, the other end of the fourth spring is fixedly connected with the first lifting rod 10, a first switch 11 for controlling the extracting solution in the first storage tank 5 to enter the fermentation tank 28 is arranged on the first feeding pipe 35, one end of the first switch 11 is abutted against the second deflector rod 25, the other end of the first switch 11 is fixedly connected with one end of the first sliding rod 14, the first sliding rod 14 is in sliding connection with the first fixed plate 12 on the outer shell 1 along the vertical direction, the first spring 13 is arranged on the first sliding rod 14, one end of the first spring 13 is fixedly connected with the bottom of the first fixed plate 12, and the other end of the first sliding rod 14 is fixedly connected with the other end of the first sliding rod 14.
As shown in fig. 10 to 11, the stirring mechanism is composed of a support plate 201, a center rod 202, a ventilation hole 203, a stirring rod 204, a first gear 205, a motor 206, a first pulley 207, and a second gear 208.
The stirring mechanism is as follows: the upper cover 26 is provided with a supporting plate 201, the supporting plate 201 is provided with a motor 206, an output shaft of the motor 206 is fixedly connected with a first belt pulley 207, the first belt pulley 207 is connected with a feeding mechanism, the first belt pulley 207 is coaxially connected with a second gear 208, the upper cover 26 is rotatably provided with a center rod 202 positioned inside the fermentation tank 28, the center rod 202 is mutually communicated with an air inlet mechanism, the center rod 202 is provided with a first gear 205 meshed with the second gear 208 for transmission, the center rod 202 is uniformly provided with stirring rods 204 for stirring fermented materials in the fermentation tank 28 along the vertical direction, and each stirring rod 204 is uniformly provided with air holes 203 mutually communicated with the inside of the center rod 202.
As shown in fig. 10 and 12 to 15, the feeding mechanism is formed by connecting a first sliding plate 301, a feeding pipe 302, a third gear 303, a second sliding plate 304, a first rack 305, a second rack 306, a threaded chute 307, a baffle 308, a connecting shaft 309, a first sliding rail 310 and a second sliding rail 311.
The feeding mechanism is as follows: the upper cover 26 is provided with a plurality of feeding pipes 302 which are respectively communicated with the interior of the fermentation tank 28, a first sliding plate 301 is connected to a first sliding rail 310 of the upper cover 26 in a sliding way, one end of the first sliding plate 301 is provided with a second rack 306 which is in meshed transmission with the second gear 208, the first sliding plate 301 is provided with a plurality of connecting shafts 309, the outer circumference of each connecting shaft 309 is respectively provided with a threaded sliding groove 307 which is in sliding connection with a convex block on the first sliding plate 301, each connecting shaft 309 is respectively provided with a baffle 308 which is positioned at the inlet end of the feeding pipe 302, a second sliding plate 304 is connected to a second sliding rail 311 of the upper cover 26 in a sliding way, the second sliding plate 304 is provided with a first rack 305 which is in meshed transmission with the second gear 208, and the second sliding plate 304 is provided with a third gear 303 which is respectively in meshed transmission with the second gear 208 and the fourth gear 31.
As shown in fig. 10 and 16 to 17, the air intake mechanism is formed by connecting a first support 401, a connecting pipe 402, a belt 403, a second pulley 404, a rotating shaft 405, a first bevel gear 406, a second bevel gear 407, a cam 408, a connecting rod 409, a telescopic rod 410, and an air outlet tube 411.
The air inlet mechanism is as follows: be provided with first support frame 401 on the shell body 1, rotate on the first support frame 401 and install pivot 405, pivot 405 one end is provided with second belt pulley 404, second belt pulley 404 passes through belt 403 and is connected with first belt pulley 207 transmission, the pivot 405 other end is provided with first bevel gear 406, be provided with on the first support frame 401 with first bevel gear 406 meshing driven second bevel gear 407, second bevel gear 407 and cam 408 fixed connection, cam 408 and connecting rod 409 fixed connection, be provided with a plurality of telescopic links 410 on the connecting rod 409, shell body 1 outside fixed mounting has a plurality of ventholes 411, every telescopic link 410 respectively with corresponding venthole 411 sliding connection, the exit end and the connecting pipe 402 intercommunication each other of venthole 411, connecting pipe 402 and center rod 202 intercommunication each other.
A fermentation method of fermentation equipment for lactic acid production comprises the following steps:
s1, starch is pretreated to form starch milk, the starch milk enters the fermentation tank 28 through a feeding pipe 302, after feeding is finished, a motor 206 is started, an output shaft of the motor 206 drives a first belt pulley 207 and a second gear 208 to rotate, the second gear 208 is in meshed transmission with a second rack 306, the second gear 208 is not meshed with a first rack 305, the second rack 306 drives a first sliding plate 301 to horizontally slide along a first sliding rail 310 on an upper cover 26, each protruding block on the first sliding plate 301 is respectively connected with a threaded sliding groove 307 on a corresponding connecting shaft 309 in a sliding manner, the connecting shaft 309 is driven to rotate, a baffle 308 is driven to rotate and shield an inlet end on the feeding pipe 302, and a winding pipe electric heater 30 heats water between the inside of an inner shell 27 and the outer side wall of the fermentation tank 28 to 100 ℃ to sterilize the starch milk.
S2, reversing the motor 206, wherein an output shaft of the motor 206 drives the first belt pulley 207 and the second gear 208 to reversely rotate, the second gear 208 is meshed with the first rack 305 to drive the second sliding plate 304 to horizontally slide along the second sliding rail 311 on the upper cover 26, the second gear 208 is not meshed with the second rack 306, the third gear 303 on the second sliding plate 304 is moved to be respectively meshed with the second gear 208 and the fourth gear 31 to drive the fourth gear 31 to rotate, the fourth gear 31 drives the lead screw 32 to rotate through the meshing transmission with the third gear 303, the lead screw 32 drives the third sliding plate 29 to move in the vertical direction between the inner part of the inner shell 27 and the outer side wall of the fermentation tank 28, water in the inner part of the inner shell 27 and the outer side wall of the fermentation tank 28 is extruded through the third pipeline 34, condensed water is added into the inner part of the inner shell 27 and the outer side wall of the fermentation tank 28 through the third pipeline 34, when the temperature in the fermentation tank 28 is cooled to 50 ℃, the pressure in the fermentation tank 28 is reduced due to the reduction of the temperature in the fermentation tank 28, the second sliding shaft 38 drives the second lifting rod 15 to slide in the first pipeline 22 along the vertical direction, the first deflector rod 20 at the bottom of the second lifting rod 15 is in contact with the second switch 19, the second switch 19 on the second feeding pipe 36 is opened, the strain in the second storage tank 7 enters the fermentation tank 28 through the second feeding pipe 36, the motor 206 is started, the output shaft of the motor 206 drives the first belt pulley 207 and the second gear 208 to rotate, the second gear 208 drives the central rod 202 to rotate through meshing transmission with the first gear 205, the plurality of stirring rods 204 on the central rod 202 stir the strain and starch milk to be uniformly mixed, and the strain and the starch milk are fermented, and in the stirring process, the air inlet mechanism inputs air into the fermentation tank 28.
S3, when the temperature in the fermentation tank 28 is cooled to 20 ℃ by the condensed water, the pressure in the fermentation tank 28 is reduced by the reduction of the temperature in the fermentation tank 28, the first sliding shaft 37 drives the first lifting rod 10 to slide in the second pipeline 23 in the vertical direction, the second deflector rod 25 at the bottom of the first lifting rod 10 is in contact with the first switch 11, the first switch 11 on the first feeding pipe 35 is opened, the extracting solution in the first storage tank 5 enters the fermentation tank 28 through the first feeding pipe 35, the motor 206 is started, the output shaft of the motor 206 drives the first belt pulley 207 and the second gear 208 to rotate, the extracting solution and the fermented product are stirred by the plurality of stirring rods 204 on the central rod 202 to be uniformly mixed, the fermented product is separated, and the lactic acid finished product is produced after being filtered by the filter screen 33.
The specific operation method of the gas inlet mechanism in the step S2 and the step S3 for inputting the gas into the fermentation tank 28 is as follows: the first belt pulley 207 drives the second belt pulley 404 to rotate through the belt 403, the second belt pulley 404 drives the rotating shaft 405 to rotate, the first bevel gear 406 at the bottom of the rotating shaft 405 drives the second bevel gear 407 to rotate, the second bevel gear 407 drives the cam 408 to rotate, the cam 408 drives the plurality of telescopic rods 410 to slide in the corresponding air outlet barrels 411 in the vertical direction respectively through the connecting rods 409, gas generated by the plurality of air outlet barrels 411 enters the center rod 202 through the connecting pipes 402, and the gas in the center rod 202 is produced through the air holes 203 in the stirring rod 204.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention.
Claims (10)
1. A fermentation device for lactic acid production, characterized in that: an inner shell (27) is arranged inside an outer shell (1), a fermentation tank (28) for fermenting lactic acid is arranged inside the outer shell (1), the fermentation tank (28) is arranged inside the inner shell (27), water or condensed water is filled between the inner shell (27) and the outer side wall of the fermentation tank (28), a third sliding plate (29) is connected between the inner shell (27) and the outer side wall of the fermentation tank (28) in a sliding manner along the vertical direction, the third sliding plate (29) is in threaded connection with a lead screw (32), one end of the lead screw (32) is provided with a fourth gear (31), a space between the inner shell (27) and the outer side wall of the fermentation tank (28) is mutually communicated with a third pipeline (34), a valve is arranged on the third pipeline (34), a winding pipe electric heater (30) for heating water is arranged between the outer side wall of the inner shell (27) and the inner side wall of the outer shell (1), the outlet end of the first storage tank (5) is communicated with the fermentation tank (28) through a first feed pipe (35), the outlet end of the first storage tank (5) is mutually communicated with the fermentation tank (28), the second storage tank (7) is mutually communicated with the outlet end of the second storage tank (28) through a second feed pipe (36) arranged on the outer shell (27), be provided with on upper cover (26) with fermentation cylinder (28) inside exhaust duct (6) of intercommunication each other, be provided with on upper cover (26) with fermentation cylinder (28) inside feed mechanism of intercommunication each other, be provided with the rabbling mechanism that is used for stirring fermentation cylinder (28) internal fermentation thing on upper cover (26), rabbling mechanism is located fermentation cylinder (28) inside, rabbling mechanism is connected with feed mechanism, be provided with on shell body (1) and be used for fermentation cylinder (28) inside ventilation oxygen inlet mechanism, inlet mechanism's exit end and rabbling mechanism intercommunication each other.
2. The fermentation apparatus for lactic acid production according to claim 1, wherein: fermentation cylinder (28) and the entry end intercommunication of second pipeline (23), second pipeline (23) inside and first sliding shaft (37) are along vertical direction sliding connection, first sliding shaft (37) and first lifter (10) fixed connection, first lifter (10) bottom is provided with second driving lever (25), the epaxial axle of second driving lever (25) and first lifter (10) sliding connection, the epaxial axle of second driving lever (25) is provided with fourth spring (24), fourth spring (24) one end and second driving lever (25) fixed connection, the other end and first lifter (10) fixed connection, be provided with on first inlet pipe (35) and be used for controlling the extract in first storage tank (5) and get into first switch (11) of fermentation cylinder (28), first switch (11) one end and second driving lever (25) conflict, the other end and first slide bar (14) one end fixed connection, first spring (14) and first fixed connection on shell body (1) first fixed plate (12) along first direction, first spring (13) other end fixed connection, first slide bar (13) and first slide bar (14) fixed connection.
3. The fermentation apparatus for lactic acid production according to claim 1, wherein: the fermentation tank (28) and the first pipeline (22) are communicated with each other, the inside of the first pipeline (22) is in sliding connection with the second sliding shaft (38) along the vertical direction, the second sliding shaft (38) is fixedly connected with the second lifting rod (15), the first deflector rod (20) is arranged at the bottom of the second lifting rod (15), the shaft on the first deflector rod (20) is in sliding connection with the second lifting rod (15), the shaft on the first deflector rod (20) is provided with a third spring (21), one end of the third spring (21) is fixedly connected with the second lifting rod (15), the other end of the third spring is fixedly connected with the first deflector rod (20), a second switch (19) for controlling strains in the second storage tank (7) to enter the fermentation tank (28) is arranged on the second feeding pipe (36), one end of the second switch (19) is in contact with the first deflector rod (20), the other end of the second switch is fixedly connected with one end of the second sliding rod (16), the second switch (16) is in sliding connection with a second fixing plate (18) on the outer shell (1) along the vertical direction, the second spring (16) is fixedly connected with the second end of the second sliding rod (17), and the other end of the second switch (17) is fixedly connected with the second sliding rod (17).
4. The fermentation apparatus for producing lactic acid according to claim 1, wherein the stirring mechanism is: be provided with backup pad (201) on upper cover (26), be provided with motor (206) on backup pad (201), the output shaft and the first belt pulley (207) fixed connection of motor (206), first belt pulley (207) are connected with feed mechanism, first belt pulley (207) and second gear (208) coaxial coupling, install on upper cover (26) and lie in inside central pole (202) of fermentation cylinder (28) rotation, central pole (202) are linked together with air inlet mechanism, be provided with on central pole (202) with second gear (208) meshing driven first gear (205), central pole (202) evenly are provided with puddler (204) that are used for stirring fermentation cylinder (28) internal fermentation thing along the vertical direction, evenly process respectively on every puddler (204) with inside intercommunication bleeder vent (203) of central pole (202).
5. The fermentation apparatus for lactic acid production according to claim 1 or 4, wherein the feeding mechanism is: be provided with a plurality of pan feeding pipe (302) that communicate each other with fermentation cylinder (28) inside respectively on upper cover (26), sliding connection has first sliding plate (301) on first slide rail (310) of upper cover (26), first sliding plate (301) one end is provided with second rack (306) with second gear (208) meshing transmission, be provided with a plurality of connecting axle (309) on first sliding plate (301), every connecting axle (309) outer circumference is provided with screw thread spout (307) with lug sliding connection on first sliding plate (301) respectively, be provided with baffle (308) that are located pan feeding pipe (302) entry end on every connecting axle (309) respectively, sliding connection has second sliding plate (304) on second slide rail (311) of upper cover (26), be provided with on second sliding plate (304) with second gear (208) meshing transmission's first rack (305), be provided with on second sliding plate (304) respectively with second gear (208), fourth gear (31) meshing transmission's third gear (303).
6. The fermentation apparatus for lactic acid production according to claim 1 or 4, wherein the air intake mechanism is: be provided with first support frame (401) on shell body (1), rotate on first support frame (401) and install pivot (405), pivot (405) one end is provided with second belt pulley (404), second belt pulley (404) are connected with first belt pulley (207) transmission through belt (403), the pivot (405) other end is provided with first bevel gear (406), be provided with on first support frame (401) with first bevel gear (406) meshing driven second bevel gear (407), second bevel gear (407) and cam (408) fixed connection, cam (408) and connecting rod (409) fixed connection, be provided with a plurality of telescopic links (410) on connecting rod (409), shell body (1) outside fixed mounting has a plurality of ventholes (411), every telescopic link (410) respectively with corresponding venthole (411) sliding connection, the exit end and connecting pipe (402) intercommunication each venthole (411), connecting pipe (402) and center pole (202) intercommunication each other.
7. The fermentation apparatus for lactic acid production according to claim 1, wherein: the bottom of the outer shell (1) is provided with a second supporting frame (8), and a filter screen (33) positioned at the outlet end of the bottom of the fermentation tank (28) is arranged on the second supporting frame (8).
8. The fermentation apparatus for lactic acid production according to claim 1, wherein: the outer shell (1) is provided with a visual glass window (9).
9. A fermentation method using the fermentation apparatus for lactic acid production according to claim 1, characterized by comprising the steps of:
s1, starch is pretreated to form starch milk, the starch milk enters a fermentation tank (28) through a feeding pipe (302), after feeding is finished, a motor (206) is started, an output shaft of the motor (206) drives a first belt pulley (207) and a second gear (208) to rotate, the second gear (208) is meshed with a second rack (306) for transmission, the second rack (306) drives a first sliding plate (301) to horizontally slide along a first sliding rail (310) on an upper cover (26), each lug on the first sliding plate (301) is respectively connected with a threaded sliding groove (307) on a corresponding connecting shaft (309) in a sliding manner, the connecting shaft (309) is driven to rotate, the connecting shaft (309) drives a baffle plate (308) to rotate and shield an inlet end on the feeding pipe (302), and a winding pipe electric heater (30) heats water between the inside of an inner shell (27) and the outer side wall of the fermentation tank (28) to 100 ℃ to sterilize the starch milk;
s2, reversing the motor (206), wherein an output shaft of the motor (206) drives a first belt pulley (207) and a second gear (208) to rotate reversely, the second gear (208) is in meshed transmission with a first rack (305) and drives a second sliding plate (304) to horizontally slide along a second sliding rail (311) on the upper cover (26), a third gear (303) on the second sliding plate (304) moves to be respectively in meshed transmission with the second gear (208) and a fourth gear (31), the second gear (208) drives the fourth gear (31) to rotate through meshed transmission with the third gear (303), the fourth gear (31) drives a screw rod (32) to rotate, the screw rod (32) drives a third sliding plate (29) to vertically move between the inside of the inner shell (27) and the outer side wall of the fermentation tank (28), water in the inside of the inner shell (27) and the outer side wall of the fermentation tank (28) is extruded through a third pipeline (34), the condensed water in the inner shell (27) and the outer side wall of the fermentation tank (28) is added into the fermentation tank (28) through the third pipeline (34), when the condensed water in the inner shell (27) is cooled to the second pipeline (28) to vertically lower the temperature of the fermentation tank (28) to the second pipeline (28) in the vertical direction, the second sliding rod (38) is driven by the screw rod (32) to vertically move in the direction, a first deflector rod (20) at the bottom of the second lifting rod (15) is in contact with a second switch (19), the second switch (19) on a second feeding pipe (36) is opened, a strain in a second storage tank (7) enters a fermentation tank (28) through the second feeding pipe (36), a motor (206) is started, an output shaft of the motor (206) drives a first belt pulley (207) and a second gear (208) to rotate, the second gear (208) drives a central rod (202) to rotate through meshing transmission with the first gear (205), a plurality of stirring rods (204) on the central rod (202) stir the strain and starch milk to be uniformly mixed, the strain and the starch milk are fermented, and in the stirring process, an air inlet mechanism inputs air into the fermentation tank (28);
s3, when the temperature in the fermentation tank (28) is cooled to 20 ℃, the temperature in the fermentation tank (28) is reduced, the pressure in the fermentation tank (28) is reduced, a first sliding shaft (37) drives a first lifting rod (10) to slide in the second pipeline (23) along the vertical direction, a second deflector rod (25) at the bottom of the first lifting rod (10) is in contact with a first switch (11), the first switch (11) on a first feeding pipe (35) is opened, extracting solution in a first storage tank (5) enters the fermentation tank (28) through the first feeding pipe (35), a motor (206) is started, an output shaft of the motor (206) drives a first belt pulley (207) and a second gear (208) to rotate, a plurality of stirring rods (204) on a central rod (202) stir the extracting solution and the fermented product to be evenly mixed, the fermented product is separated, and a lactic acid finished product is filtered by a filter screen (33) to be produced.
10. The fermentation method of a fermentation apparatus for lactic acid production according to claim 9, characterized in that: the specific operation method of the gas inlet mechanism in the steps S2 and S3 for inputting the gas into the fermentation tank (28) is as follows: the first belt pulley (207) drives the second belt pulley (404) to rotate through the belt (403), the second belt pulley (404) drives the rotating shaft (405) to rotate, the first bevel gear (406) at the bottom of the rotating shaft (405) drives the second bevel gear (407) to rotate, the second bevel gear (407) drives the cam (408) to rotate, the cam (408) drives the plurality of telescopic rods (410) to slide in the corresponding air outlet barrels (411) along the vertical direction respectively through the connecting rods (409), gas generated by the plurality of air outlet barrels (411) enters the center rod (202) through the connecting pipes (402), and the gas in the center rod (202) is produced through the air holes (203) in the stirring rod (204).
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| CN202311369392.4A CN117535137A (en) | 2023-10-21 | 2023-10-21 | Fermentation equipment and method for lactic acid production |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363194A (en) * | 2018-11-14 | 2019-02-22 | 武汉轻工大学 | A kind of lettuce automatic peeler |
| CN112852591A (en) * | 2021-01-14 | 2021-05-28 | 北京金华雅轩健康科技有限公司 | Microbial mixing fermentation tank for bio-pharmaceuticals |
| CN214410253U (en) * | 2021-04-01 | 2021-10-15 | 山东银高智能科技有限公司 | Alarm linkage spotlight switch |
| KR20210138243A (en) * | 2020-05-12 | 2021-11-19 | 한성의료산업(주) | treatment device of mixture |
| CN215683836U (en) * | 2021-09-06 | 2022-02-01 | 烟台市东萍食用菌养殖有限公司 | Domestic fungus bacterial fermentation device |
-
2023
- 2023-10-21 CN CN202311369392.4A patent/CN117535137A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363194A (en) * | 2018-11-14 | 2019-02-22 | 武汉轻工大学 | A kind of lettuce automatic peeler |
| KR20210138243A (en) * | 2020-05-12 | 2021-11-19 | 한성의료산업(주) | treatment device of mixture |
| CN112852591A (en) * | 2021-01-14 | 2021-05-28 | 北京金华雅轩健康科技有限公司 | Microbial mixing fermentation tank for bio-pharmaceuticals |
| CN214410253U (en) * | 2021-04-01 | 2021-10-15 | 山东银高智能科技有限公司 | Alarm linkage spotlight switch |
| CN215683836U (en) * | 2021-09-06 | 2022-02-01 | 烟台市东萍食用菌养殖有限公司 | Domestic fungus bacterial fermentation device |
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