CN203048947U - Fermentation device - Google Patents

Fermentation device Download PDF

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Publication number
CN203048947U
CN203048947U CN 201320022977 CN201320022977U CN203048947U CN 203048947 U CN203048947 U CN 203048947U CN 201320022977 CN201320022977 CN 201320022977 CN 201320022977 U CN201320022977 U CN 201320022977U CN 203048947 U CN203048947 U CN 203048947U
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CN
China
Prior art keywords
fermentation
blade
spiral propeller
spiral
fermentor tank
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Expired - Fee Related
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CN 201320022977
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Chinese (zh)
Inventor
胡广
屠慧惠
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SHAOXING INSTITUTE OF TECHNOLOGY COLLEGE OF ENGINEERING PKU
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SHAOXING INSTITUTE OF TECHNOLOGY COLLEGE OF ENGINEERING PKU
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Priority to CN 201320022977 priority Critical patent/CN203048947U/en
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Abstract

The utility model relates to a fermentation device and particularly relates to a solid fermentation device. The fermentation device comprises a fermentation tank and a driving device, wherein the inner wall of the fermentation tank is provided with an inner cylindrical cavity; a spiral propeller is arranged at the center of the inner cavity; the outer edge of a blade of the spiral propeller is close to the inner wall of the fermentation tank; a spiral material channel is formed between the surface of the blade and the inner wall of the fermentation tank; and the driving device is connected to the spiral propeller and used for driving the spiral propeller to make rotary motion along an axis. The device is used for controlling the fermentation temperature through a temperature control pipeline circled on the surface of the blade and an external temperature control system; and air exchange in a fermentation bin is realized through a venting pipeline in a blade shaft and an external venting system.

Description

A kind of fermentation unit
Technical field
The utility model relates to a kind of fermentation unit, particularly relates to a kind of fermentation unit of solid state fermentation.
Background technology
Solid state fermentation refers to not having or almost do not have in the presence of the free water, in the water-insoluble solid state substrate of certain humidity is arranged, and any fermenting process that carries out thereon with one or more microorganisms.Solid fermentation has many advantages, the simple and wide material sources as substratum; Low, the less energy consumption of cost; Water content of substrate is low, can significantly reduce reactor volume; Do not need wastewater treatment, low in the pollution of the environment; The production concentration height, the subsequent purification step is simple etc.Therefore, solid fermentation is a kind of fermentation mode that potential advantages are arranged very much, can be widely used in numerous areas such as zymin, food, medicine, feed, fuel, agricultural chemicals, biological metallurgy and biological restoration.
At present, domestic solid state fermentation equipment mainly is traditional open reactive device, and difficulty is used for scale production, particularly can't carry out continuous fermentation, has limited the application of solid-state fermentation technology in industrial production.Up to the present, solid-state reactor and the support equipment of the usefulness of openly continuously fermenting arranged seldom, comprise the equipment configuration of cost-effective mechanize input and output material, sterilization, cultivation.In addition; mass-producing batch production often has very high requirement to the sterilization of fermented substrate and the volume of solid-state fermenter; not thorough such as batch steam high-temperature sterilization; difficult temperature and the various parameter of measuring in the fermentor tank cavity; also be difficult to the oxygen of fermented material needs and steam are evenly offered fermented material, so limited the popularization of solid-state fermentation technology in actual production to a great extent.
The utility model content
The purpose of this utility model is to overcome the above-mentioned problem of mentioning, disclose a kind of simple and practical, production control is solid-state fermenter easily, can satisfy industrial production for the requirement of fermentor tank volume, and can realize the solid-state fermentation installation of continuous mechanized sterilization and automatic feed/discharge.
The utility model provides a kind of fermentation unit, comprise fermentor tank, described fermentor tank 1 inwall has columniform inner chamber, be provided with spiral propeller 2 at the center of inner chamber, blade 4 outer rims of this spiral propeller 2 are pressed close to fermentor tank inwall 3, form the material channel 5 of spiral type between 4 of blades and the fermentor tank inwall 3, also comprise drive unit, this drive unit is connected to spiral propeller 2, and drives spiral propeller 2 and rotate along the axle center.
Described fermentor tank 1 is vertical or horizontal, fermented substrate in this fermentor tank 1 is the water-insoluble solid state substrate that certain humidity is arranged, this fermented substrate enters fermentation cabin 11 from opening for feed 9, move along spiral-line along the material channel 5 that forms spiral type between spiral propeller 2 blade faces and the fermentor tank inwall 3, in moving process, carry out fermentation reaction.
Described spiral propeller 2 blades 4 outer rims are pressed close to fermentor tank inwall 3, produce a tiny slit between the two, and the gas in the fermentation cabin can be walked between adjacent pitch by slit, and slit does not influence the rotation of spiral propeller and the movement of the interior material of fermentation cabin.
Described drive unit comprises stepper-motor 8, and this stepper-motor 8 is connected to spiral propeller 2 by train of reduction gears 7, makes the velocity of rotation of spiral propeller 2 meet the demand of fermentation reaction; Described fermented substrate enters fermentation cabin 11 from opening for feed 9, moves toward discharge port 10 under the prograding of spiral propeller 2, to fermentation period of discharge port 10 experience; The product of fermentation ends is through going out feed bin 13 discharging outward.
Described spiral propeller 2 comprises oar axle 6 and blade 4, the breather line 30 that has hollow to link up in the oar axle 6, be provided with the aperture 12 that is communicated with fermentation cabin 11 at breather line 30 walls, described oar axle 6 upper and lower ends are connected to respectively introduces joint 16 and following introducing joint 17, introducing joint 17 was carried oxygen-containing gass to fermentation cabin 11 under outside blow and vent system 18 was passed through, again by the tail gas after the last introducing joint 16 discharge exchanges.
Described oar axle 6 is vertical cylinder axis, and spiral blade 4 is fixed on the oar axle 6; Or described oar axle 6 is volution, and this oar axle is arranged on volution blade 4 centers, and extends along spiral blade 4.
At least the one side of the screw blade 4 of described spiral propeller 2 is provided with temperature sensor 14.At least the one side of the screw blade 4 of described spiral propeller 2 is provided with temperature control pipeline 19, forms circulation by temperature control pipeline 19 and outside temperature control system 15, regulates the temperature of fermented substrate.
The material channel 5 of described fermentation unit comprises Micvowave Sterilization storehouse 20, inoculation storehouse 21, feeding warehouse 22, fermentation cabin 11 that order arranges, goes out feed bin 13, enter the fermented substrate in sterilization storehouse 20, order is through five warehouses, and be continuous continual process from going out that feed bin 13 discharges, the material of discharging out feed bin 13 is corresponding with the amount of the solid state fermentation matrix that enters the storehouse 20 of sterilizing.
Described sterilization storehouse 20 comprises the Micvowave Sterilization mechanism that fixedly installs, and continuously by the irradiation of described Micvowave Sterilization mechanism, postradiation fermented substrate enters inoculation storehouse 21 to thickness smaller or equal to the fermented substrate of 5cm.The overcoat 26 of described fermentor tank 1 is that transparent or semitransparent polymeric material is made.
The utility model has following advantage: the fermentation materials passage 5 of fermentation chamber internal screw type is storage space, it is again fermenting space, simultaneously can make and fermented substrate orderly movement during the fermentation making fermentation become continuous process by driving spiral propeller 2; Can in the fermentation cavity, carry oxygen-containing gas by breather line 30, by the temperature of temperature control pipeline 19 control fermented substrates, guarantee that fermented substrate has good yeasting; The feasible program of industrial applications solid state fermentation substrate fermentation is provided in a word.
Description of drawings
Fig. 1 is the system diagram of the utility model embodiment one;
Fig. 2 is blade and lower surface temperature control water pipe cross-sectional view thereof among the utility model embodiment one;
Fig. 3 is the system diagram of the utility model embodiment two;
Fig. 4 is blade and surperficial temperature control water pipe cross-sectional view thereof among the utility model embodiment two;
Fig. 5 is the system diagram of the utility model embodiment three;
Fig. 6 is blade and breather line cross-sectional view among the utility model embodiment three.
Wherein: 1 is fermentor tank; 2 is spiral propeller; 3 is the fermentation cabin inwall; 4 is blade; 5 is material channel; 6 are the slurry axle; 7 is train of reduction gears; 8 is stepper-motor; 9 is opening for feed; 10 is discharge port; 11 is fermentation cabin; 12 is aperture; 13 for going out feed bin; 14 is temperature sensor; 15 is outside temperature controlling system; 16 is last introducing joint; 17 are following introducing joint; 18 is outside blow and vent system; 19 is the temperature control pipeline; 20 are the sterilization storehouse; 21 are the inoculation storehouse; 22 is feeding warehouse; 23 is feeding warehouse material thruster; 24 is the feeding warehouse conveying belt; 25 is the blade bottom; 26 is the fermentation cabin overcoat; 27 is air compressor; 28 is agitating vane; 29 is spray thrower; 30 is breather line; 31 is through hole; 32 is the gas detection case; 33 are sterilization storehouse travelling belt; 34 is screw blade.
Embodiment 1
Be illustrated in figure 1 as the structural representation of device described in the utility model.Fermentation unit comprises fermentor tank 1, fermentor tank inwall 3 has columniform inner chamber, be provided with spiral propeller 2 at the center of inner chamber, blade 4 outer rims of this spiral propeller 2 are pressed close to fermentation cabin inwall 3, form the material channel 5 of spiral type between 4 of blades and the fermentor tank inwall 3, also comprise the drive unit that stepper-motor 8 drives, stepper-motor 8 is connected to spiral propeller 2 by train of reduction gears 7, and drives spiral propeller 2 and rotate along the axle center.When spiral propeller rotates, can be mobile from the top down along the material channel 5 that forms spiral type between 4 of spiral propeller blades and the fermentor tank inwall 3 along spiral-line from the solid state fermentation matrix that opening for feed 9 enters the fermentation cabin, and in whole moving process, carry out fermentation reaction, produce tunning, and finally discharge fermentor tank 1 from discharge port 10.Be that solid medium enters fermentation cabin 11 by opening for feed 9, under the prograding of spiral propeller 2, toward discharge port 10 motion, just in time experience a fermentation period to discharge port 10; Product after the fermentation ends is through going out constantly discharging outward of feed bin 13.Present embodiment adopts solid state fermentation matrix, and this fermented substrate is the water-insoluble solid state substrate that certain humidity is arranged, and fermented substrate can be attached in the material channel 5, and is advanced and moved by spiral propeller.Be to be solid state fermentation in the fermentation cabin of fermentor tank.
In the present embodiment 1, fermentor tank 1 is vertical, angle of rake blade 4 outer rims of fermentation cabin 11 internal screws are pressed close to fermentor tank inwall 3, form the material channel 5 of spiral type between 4 of blades and the fermentor tank inwall 3, the blade at each pitch place of spiral propeller 2 has an anchorage force to residing material, so both guaranteed that material was in warehouse from top to bottom in the course of conveying, substratum and bacterial classification mixture on each some position have all experienced a fermentation period, can help the gas communication between adjacent pitch in the fermentation cabin again.
Fermentation cabin 11 internal screw thrusters 2 comprise the oar axle 6 that is arranged on fermentor tank 1 center and the blade 4 of fixedlying connected with oar axle 6, the two ends up and down of oar axle 6 are connected with bearing respectively, and drive it by the drive unit that is arranged on top and be rotated with respect to fermentor tank inner-wall surface 3, thereby the solid state fermentation matrix between blade 4 and the fermentor tank inwall 3 is produced rotation and downward promotion.This oar axle 6 is arranged on the center of fermentation tank body, passes the last lower wall of fermentation tank body up and down respectively, and oar axle 6 passes each layer blade, and is connected and fixed with blade 4.The passage that hollow is arranged in oar axle 6, form breather line 30, the wall of breather line 30 is provided with the aperture 12 that is communicated in the fermentation cabin 11, the lower end of oar axle 6 is connected by the blow and vent system 18 of one of them passage in the lower sub 17 with the outside, the gas that enters slurry axle 6 from outside blow and vent system 18 carries out gaseous interchange by the waste gas that produces aperture 12 and the fermenting process, tail gas after the exchange outwards discharges by one of them passage the top connection 16 from the upper end of slurry axle 6, the tail gas of discharging finishes main component in gas detection case 32 and concentration detects, detected result feeds back to outside blow and vent system 18 again, so both guarantee the requirement of strength of thruster oar axle 6, and can realize conveying and the regulation and control of gas or other materials again.The gas of this input is the gas of suitable oxygen level, and for different fermentation stages, different zymophytes is adopted the gas of different oxygen, or adopts different air flows, to satisfy the demand of fermented product.
Fermentation cabin 11 internal screw thrusters 2 are provided with temperature sensor 14, can temperature sensor 14 be set at the upper surface of spiral propeller oar axle 6 outsides, blade or the lower surface of blade.In the present embodiment, temperature sensor 14 is arranged on the upper surface of blade 4, can detect solid state fermentation substrate temperature by this place at the fixing temperature sensor 14 of this upper surface, carries out water temperature and regulates thereby feed back to outside temperature controlling system 15.In conjunction with Fig. 2, surface at the blade 4 of fermentation cabin internal screw thruster 2 is provided with temperature control pipeline 19, this temperature control pipeline 19 can be arranged on upper surface and/or the lower surface of blade 4, in the present embodiment, be arranged on lower surface, outside temperature controlling system 15 reaches the effect of regulating the solid state fermentation substrate temperature by feed the water of differing temps in temperature control pipeline 19.
In the present embodiment 1, the drive unit of employing is stepper-motor 8, and frequency and the rotational angle of stepper-motor can be set according to fermentation period, thus enlarged this fermentation unit range of application, increased the operability when fermentation parameter is groped.
Embodiment 2
Present embodiment 2 mainly comprises with the difference of embodiment 1: as shown in Figure 3 solid-state fermentation culture medium needs successively through continuous microwave sterilization storehouse 20, inoculate storehouse 21, feeding warehouse 22, fermentation cabin 11, go out five warehouses such as feed bin 13.Solid medium after storehouse 20 finishes Micvowave Sterilization, enters inoculation storehouse 21 in sterilization under the effect of conveying belt sterilization storehouse travelling belt 33, mix with substratum with from the bacterial classification of spray thrower 29 under the effect of agitating vane 28; Utilize material thruster 23 and the conveying belt 24 of feeding warehouse 22, the substratum that mixes continuously is transported in the fermentation cabin 11; Substratum enters fermentation cabin 11 by opening for feed 10, toward discharge port 10 motion, just in time experiences a fermentation period to discharge port 10 under the prograding of spiral propeller 2; Product after the fermentation ends goes out constantly discharging outward of feed bin 13 from discharge port 10 processes.The process of whole process for carrying out continuously, namely enter the material in sterilization storehouse 20, after order is handled through five warehouses, be continuous continual process from going out that feed bin 13 discharges, the material of discharging out feed bin 13 is corresponding with the amount of the solid state fermentation matrix that enters the storehouse 20 of sterilizing.
In the present embodiment, the passage that hollow is arranged in the spiral propeller 2 oar axles 6, form breather line 30, the wall of this breather line 30 is provided with the aperture 12 that is communicated in the fermentation cabin 11, being blown in the breather line 30 of oar axle 6 through the air that adds wet treatment, and then enter fermentation cabin 11 by aperture 12 by air compressor 27, improve near the solid state fermentation matrix the aperture 12, the ambient moisture of avoiding causing because of microbial fermentation changes, and regulates ferment effect.Oar axle 6 in the present embodiment is arranged on the center of tank body, passes the last lower wall of tank body up and down respectively, and oar axle 6 passes each layer blade, but does not fixedly connected with 4 of blades, and and blade 4 between have the gap.Blade bottom 25 at spiral propeller 2 equidistantly is provided with temperature sensor 14, all be provided with temperature control pipeline 19 (as Fig. 4) in the both sides, front and back of spiral propeller blade 4, the water that the control temperature is used enters temperature control pipeline 19 from outside temperature controlling system 15 by one of them passage the lower sub 17, go out fermentor tank 1 by one of them passage in the top connection 16 again, enter outside temperature controlling system 15 then and form circulation.Can adjust the temperature that Current Temperatures reaches suitable fermentation according to the temperature of suitable fermentation.
In the present embodiment 2, the continuous microwave sterilization is adopted in sterilization storehouse 20.During Micvowave Sterilization with the gauge control of material at≤5cm, can guarantee good solid substances sterilising effect, continuous microwave sterilization under travelling belt 33 effects of sterilization storehouse can be satisfied the requirement of continuously fermenting well, thereby solves the not thorough problem of sterilization that batch steam sterilizing causes.
Fermentation cabin overcoat 26 is that transparent or semitransparent corrosion-resistant polymeric material is made, and adopts the transparent PP material in the present embodiment, can observe the fermentation situation in the tank body more intuitively, reduces the number of times of the sampling that opens a position.
Embodiment 3
Present embodiment 3 is with the difference of embodiment 1, and fermentor tank 1 adopts horizontally disposedly as shown in Figure 4, namely adopts horizontally, because fermentor tank is longer, the length of fermentor tank will be much larger than diameter, so, adopt such structure to be conducive to the stable setting of tank body.Also being convenient to a plurality of fermentor tanks 1 distributions arranges and management.
Present embodiment 3 is that with another difference of embodiment 1 spiral propeller 2 adopts spiral oar axle 6, and oar axle 6 is arranged on the center of blade 4, and extends along spiral blade 4.As shown in Figure 6, be provided with breather line 30 in the oar axle 6, can introduce gas by the outside and enter in the fermentation cabin 11.Protuberance is breather line 30 in the middle of the blade 4, it forms the spiral passage of hollow, breather line 30 is provided with the through hole 31 that is communicated with fermentation cabin 11, and breather line 30 is communicated to outside blow and vent system 18 at two ends up and down by top connection 16 and lower sub 17, and forms circulation.Can enlarge the path length of breather line 30 like this, make and improve fermentation efficiency by through hole 31 more close fermented substrates.
Bottom at the left surface of blade 4 is provided with temperature sensor 14, and this temperature sensor 14 is installed in perpendicular on the upwardly extending fixed part of blade 4 sides, can measure the temperature of fermented substrate between the adjacent blades, thereby improves temperature-controlled precision.
In the present embodiment 3, the drive unit that adopts is stepper-motor 8, frequency and the rotational angle of stepper-motor can be set, in the present embodiment according to fermentation period, adopt the mode that drives at interval, thus enlarged this fermentation unit range of application, increased the operability when fermentation parameter is groped.

Claims (10)

1. fermentation unit, comprise fermentor tank, it is characterized in that: described fermentor tank (1) inwall has columniform inner chamber, be provided with spiral propeller (2) at the center of inner chamber, blade (4) outer rim of this spiral propeller (2) is pressed close to fermentor tank inwall (3), forms the material channel (5) of spiral type between blade (4) face and the fermentor tank inwall (3), also comprises drive unit, this drive unit is connected to spiral propeller (2), and driving spiral propeller (2) rotates along the axle center.
2. fermentation unit according to claim 1, it is characterized in that: described fermentor tank (1) is for vertical or horizontal, fermented substrate in this fermentor tank (1) is the water-insoluble solid state substrate that certain humidity is arranged, this fermented substrate enters fermentation cabin (11) from opening for feed (9), move along spiral-line along the material channel (5) that forms spiral type between spiral propeller (2) blade (4) face and the fermentor tank inwall (3), in moving process, carry out fermentation reaction.
3. fermentation unit according to claim 2, it is characterized in that: described drive unit comprises stepper-motor (8), this stepper-motor (8) is connected to spiral propeller (2) by train of reduction gears (7), makes the velocity of rotation of spiral propeller (2) meet the demand of fermentation reaction; Described fermented substrate enters fermentation cabin (11) from opening for feed (9), moves toward discharge port (10) under the prograding of spiral propeller (2), to fermentation period of discharge port (10) experience; The product of fermentation ends is through going out feed bin (13) discharging outward.
4. fermentation unit according to claim 2, it is characterized in that: described spiral propeller (2) comprises oar axle (6) and blade (4), the breather line (30) that has hollow to link up in the oar axle (6), be provided with the aperture (12) that is communicated with fermentation cabin (11) at breather line (30) wall, described oar axle (6) upper and lower ends is connected to respectively introduces joint (16) and following introducing joint (17), introducing joint (17) was carried oxygen-containing gas to fermentation cabin (11) under outside blow and vent system (18) was passed through, again by the tail gas after last introducing joint (16) the discharge exchange.
5. fermentation unit according to claim 4, it is characterized in that: described oar axle (6) is vertical cylinder axis, and spiral blade (4) is fixed on the oar axle (6); Or described oar axle (6) is volution, and this oar axle is arranged on volution blade (4) center, and extends along spiral blade (4).
6. fermentation unit according to claim 4 is characterized in that: the one side at least of the screw blade (4) of described spiral propeller (2) is provided with temperature sensor (14).
7. fermentation unit according to claim 4, it is characterized in that: the one side at least of the screw blade (4) of described spiral propeller (2) is provided with temperature control pipeline (19), form circulation by temperature control pipeline (19) and outside temperature control system (15), regulate the temperature of fermented substrate.
8. according to each described fermentation unit in the claim 1 to 7, it is characterized in that: the material channel that described fermentation is put (5) comprises Micvowave Sterilization storehouse (20), inoculation storehouse (21), feeding warehouse (22), fermentation cabin (11) that order arranges, goes out feed bin (13), enter the fermented substrate in sterilization storehouse (20), order is through five warehouses, and be continuous continual process from going out that feed bin (13) discharges, the material of discharging out feed bin (13) is corresponding with the amount of the solid state fermentation matrix that enters the storehouse (20) of sterilizing.
9. fermentation unit according to claim 8, it is characterized in that: described sterilization storehouse (20) comprises the Micvowave Sterilization mechanism that fixedly installs, continuously by the irradiation of described Micvowave Sterilization mechanism, postradiation fermented substrate enters inoculation storehouse (21) to thickness smaller or equal to the fermented substrate of 5cm.
10. fermentation unit according to claim 8 is characterized in that: the overcoat (26) of described fermentor tank (1) is made for transparent or semitransparent corrosion-resistant polymeric material.
CN 201320022977 2013-01-06 2013-01-06 Fermentation device Expired - Fee Related CN203048947U (en)

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Application Number Priority Date Filing Date Title
CN 201320022977 CN203048947U (en) 2013-01-06 2013-01-06 Fermentation device

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Application Number Priority Date Filing Date Title
CN 201320022977 CN203048947U (en) 2013-01-06 2013-01-06 Fermentation device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103911282A (en) * 2013-01-06 2014-07-09 北大工学院绍兴技术研究院 Fermentation apparatus
CN107828636A (en) * 2017-10-26 2018-03-23 东台市赐百年生物工程有限公司 A kind of microalgae culturing device adopting
CN108070522A (en) * 2016-11-17 2018-05-25 天津奥华通航科技有限公司 A kind of biological fermentation device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103911282A (en) * 2013-01-06 2014-07-09 北大工学院绍兴技术研究院 Fermentation apparatus
CN108070522A (en) * 2016-11-17 2018-05-25 天津奥华通航科技有限公司 A kind of biological fermentation device
CN107828636A (en) * 2017-10-26 2018-03-23 东台市赐百年生物工程有限公司 A kind of microalgae culturing device adopting
CN107828636B (en) * 2017-10-26 2021-02-19 东台市赐百年生物工程有限公司 Microalgae breeding device

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C14 Grant of patent or utility model
GR01 Patent grant
C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Hu Guang

Inventor after: Tu Huihui

Inventor after: Chen Xingang

Inventor before: Hu Guang

Inventor before: Tu Huihui

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130710

Termination date: 20150106

EXPY Termination of patent right or utility model