CN209741132U - Microbial fermentation tank - Google Patents
Microbial fermentation tank Download PDFInfo
- Publication number
- CN209741132U CN209741132U CN201920339781.5U CN201920339781U CN209741132U CN 209741132 U CN209741132 U CN 209741132U CN 201920339781 U CN201920339781 U CN 201920339781U CN 209741132 U CN209741132 U CN 209741132U
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- shaft
- stirring shaft
- tank body
- stirrer
- microbial fermentation
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses a microbial fermentation tank, which comprises a tank body, wherein a heating interlayer is arranged on the outer side of the tank body, a cold water inlet and a cold water outlet are arranged on the heating interlayer, and a plurality of thermocouple interfaces are arranged on the heating interlayer; one side of the tank body is hermetically connected with an air inlet pipe, a fan is arranged on the air inlet pipe, an air outlet pipe is hermetically arranged on the tank cover, and a one-way valve is arranged on the air outlet pipe; a stirring shaft is arranged in the middle of the tank body, one end of the stirring shaft penetrates out of the upper end of the tank body and is coaxially fixed by a shaft seal, and the penetrating end of the stirring shaft is connected with a motor through a transmission piece; the stirring shaft is coaxially connected with a stirrer, and the stirrer comprises a three-blade rotary stirrer and a six-blade front parabolic turbine stirrer; the utility model discloses a microbial fermentation jar mainly is the fermentation to the microorganism of aerobic type, and the bearing seal that adopts the filler formula is fixed with the (mixing) shaft, guarantees the rotatory stability of (mixing) shaft, and the bearing seal simple structure of filler formula, and stability is good, provides stable stirring effect.
Description
Technical Field
The utility model relates to a fermentation tank, in particular to a microbial fermentation tank.
Background
the fermentation plant is the primary equipment in a fermentation plant and provides a location for the adaptation of the living activities of microorganisms and the metabolism of organisms. Since microorganisms are classified into two major groups, anaerobic and aerobic, production facilities for the survival and metabolism of microorganisms are also different.
the ventilation fermentation tank is also called as aerobic fermentation tank, such as fermentation tank for glutamic acid, citric acid, enzyme preparation, antibiotic, yeast, etc. Aerobic fermentation requires continuous introduction of air into the fermentation broth for the oxygen consumed by the microorganisms. Several types of vented fermentors are commonly used:
(1) mechanically stirring the fermentation tank;
(2) Airlift fermentation tanks;
(3) a self-suction fermentation tank;
to the mechanical stirring fermentation cylinder, the stirring shaft and the stirrer on the stirring shaft play a great role in the mixing and stirring effect of the fermentation liquor. The existing stirring shaft is mostly connected with the output shaft of the motor through the coupler to rotate, and because the installation mechanism of the stirring shaft is lacked, the stirring shaft occasionally generates small deviation due to various external factors such as the resistance of ventilation or fermentation liquor in the rotating process, so that the stirring track of the stirrer is changed, and once the stirring track is changed, vortex is easily generated to influence the fermentation effect.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the not enough of prior art existence, provide a microbial fermentation jar.
In order to solve the technical problem, the utility model discloses a following technical scheme:
A microbial fermentation tank comprises a tank body, wherein a heating interlayer is arranged on the outer side of the tank body, a tank cover for sealing an opening is arranged at the upper end of the tank body in an opening matching manner and corresponds to the opening, a feed inlet for feeding, a sight glass for observing the interior of the tank body and a pressure gauge interface for sealing and installing a pressure gauge are arranged on the tank cover, a discharge outlet is arranged at the lower end of the tank body, a feed cover for sealing the feed inlet is arranged corresponding to the feed inlet, a discharge cover for sealing the discharge outlet is arranged corresponding to the discharge outlet,
The heating interlayer is provided with a cold water inlet and a cold water outlet, the heating interlayer is provided with a plurality of thermocouple interfaces, and the thermocouple interfaces are electrically connected with thermocouples and used for providing heat for the interior of the heating interlayer;
One side of the tank body is hermetically connected with an air inlet pipe, a fan is arranged on the air inlet pipe, an air outlet pipe is hermetically arranged on the tank cover, and a one-way valve is arranged on the air outlet pipe;
a stirring shaft is arranged in the middle of the tank body, one end of the stirring shaft penetrates out of the upper end of the tank body and is coaxially fixed by a shaft seal, and the penetrating end of the stirring shaft is connected with a motor through a transmission piece;
the stirring shaft is coaxially connected with a stirrer, and the stirrer comprises a three-blade rotary stirrer and a six-blade front parabolic turbine stirrer;
The shaft seal comprises a packing box body and a packing gland, the packing gland is connected with the packing box body through a compression bolt and has the same axle center with the packing box body, the packing box body is connected with a copper ring with the axle center, the copper ring is connected with the stirring shaft with the axle center, a gap is reserved between the stirring shaft and the packing box body, and the gap is filled with filler.
As a preferred technical scheme, a layer of baffle plate is arranged on the side wall of the interior of the tank body.
As a preferred technical scheme, one end of the stirring shaft, which does not penetrate out of the tank body, is rotatably fixed on a bottom bearing, and the bottom bearing is fixed at the lower end in the tank body.
Preferably, the transmission part comprises a coupling and a V-belt transmission shaft, the stirring shaft is coaxially connected with the coupling, the coupling is connected with one end of the V-belt transmission shaft, and the other end of the V-belt transmission shaft is connected with the output end of the motor.
As the preferred technical scheme, a sampling tube is hermetically arranged on one side of the tank body.
As a preferred technical scheme, the tank cover is provided with a material supplementing opening, and a material supplementing cover is arranged corresponding to the material supplementing opening.
Preferably, the number of the three-blade rotary agitators is three, and the six-blade front parabolic turbine agitator is one and is installed at the lower ends of the three-blade rotary agitators.
As a preferred technical scheme, a defoamer is coaxially installed at the upper end of the stirring shaft, and the height of the defoamer is higher than that of the stirrer.
as a preferable technical scheme, the defoamer is arranged on the stirring shaft above the liquid level.
The defoaming device comprises a mounting shaft and defoaming slurry, the defoaming slurry is coaxially mounted on the mounting shaft, the mounting shaft is coaxially connected with the stirring shaft, and the lower end of the defoaming slurry is in a sawtooth shape, a comb shape or a hole plate shape.
Has the advantages that:
The utility model discloses a microbial fermentation tank, mainly to the fermentation of aerobic microorganism, adopt the gland seal of filler type to fix the (mixing) shaft, guarantee the stability of the (mixing) shaft rotation, and the gland seal of filler type simple structure, the cost is with low costs, stability is good, provides stable stirring effect;
In addition, the stirring shaft is coaxially connected with an axial stirrer (a six-blade front parabolic turbine stirrer) and a radial stirrer (a three-blade rotary stirrer), and the axial flow stirrer is arranged at the lower end of the tank body because the liquid level is difficult to control, and mainly plays a role in mixing; the radial stirrer is arranged at the upper end of the axial stirrer, and the characteristic of strong shearing action of radial flow is utilized, so that the dissolved oxygen effect can be increased, bubbles can be effectively smashed, the generation of the bubbles is reduced, and the loss of raw materials is reduced.
Drawings
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram of a microbial fermentation tank of the present invention;
FIG. 2 is a top view of a microbial fermentation tank of the present invention;
FIG. 3 is a sectional view of the shaft seal of a microbial fermentation tank of the present invention;
FIG. 4 is a schematic diagram of the baffle effect of a microbial fermentation tank of the present invention;
FIG. 5 is a schematic structural view of a defoamer of a microbial fermentation tank of the present invention
In the figure, 1 is a tank body, 2 is a heating interlayer, 3 is a tank cover, 4 is a feeding hole, 5 is a sight glass, 6 is a pressure gauge connector, 7 is a discharging hole, 8 is a cold water inlet, 9 is a cold water outlet, 10 is a thermocouple connector, 11 is an air inlet pipe, 12 is a fan, 13 is an air outlet pipe, 14 is a one-way valve, 15 is a stirring shaft, 16 is a shaft seal, 16-1 is a packing box body, 16-2 is a packing gland, 16-3 is a compression bolt, 16-4 is a copper ring, 16-5 is packing, 17 is a motor, 18 is a three-blade rotary stirrer, 19 is a six-blade front parabolic turbine stirrer, 20 is a baffle plate, 21 is a bottom bearing, 22 is a coupling, 23 is a triangular belt transmission shaft, 24 is a sampling pipe, 25 is a feeding hole, 26 is a defoamer, 26-1 is an installation shaft, and 26-2 is defoaming slurry.
Detailed Description
The invention will now be further described with reference to the accompanying drawings.
The embodiment of the utility model, as shown in figure 1 and figure 2, a microorganism fermentation tank comprises a tank body 1, a heating interlayer 2 is arranged at the outer side of the tank body 1, the upper end of the tank body 1 is opened and is correspondingly provided with a tank cover 3 for sealing the opening, the tank cover 3 is provided with a feed inlet 4 for feeding, a sight glass 5 for observing the inner part of the tank body and a pressure gauge interface 6 for sealing and installing a pressure gauge, the lower end of the tank body 1 is provided with a discharge outlet 7, the feed inlet 4 is provided with a feed cover (not shown in the figure) for sealing the feed inlet 4, the discharge outlet 7 is provided with a discharge cover (not shown in the figure) for sealing the discharge outlet 7,
A cold water inlet 8 and a cold water outlet 9 are arranged on the heating interlayer 2, a plurality of thermocouple interfaces 10 are arranged on the heating interlayer 2, and the thermocouple interfaces 10 are electrically connected with thermocouples to provide heat for the interior of the heating interlayer 2;
One side of the tank body 1 is hermetically connected with an air inlet pipe 11, the air inlet pipe 11 is provided with a fan 12, the tank cover 3 is hermetically provided with an air outlet pipe 13, and the air outlet pipe 13 is provided with a one-way valve 14;
a stirring shaft 15 is arranged in the middle of the tank body 1, one end of the stirring shaft 15 penetrates out of the upper end of the tank body 1 and is coaxially fixed by a shaft seal 16, and the penetrating end of the stirring shaft 15 is connected with a motor 17 through a transmission piece;
the stirring shaft 15 is coaxially connected with a stirrer, and the stirrer comprises a three-blade rotary stirrer 18 and a six-blade front parabolic turbine stirrer 19;
as shown in fig. 3, the shaft seal 16 includes a packing box 16-1 and a packing gland 16-2, the packing gland 16-2 is connected to the packing box 16-1 through a compression bolt 16-3 and is coaxial with the packing box 16-1, the packing box 16-1 is coaxial with a copper ring 16-4, the copper ring 16-4 is coaxial with the stirring shaft 15, a gap is left between the stirring shaft 15 and the packing box 16-1, and the gap is filled with packing 16-5. The filler 16-5 may be one or more of a combination of fiber fabric, rubber, engineering plastic, metal, and composite materials.
the embodiment of the utility model provides a during concrete implementation, through the feeding of feed inlet 4 on the cover 3, the feeding generally is the microorganism and treats fermentation liquor, by 8 make-up water in heating intermediate layer 2 of cold water inlet, the moisture in thermocouple interface 10 electricity thermocouple heating intermediate layer 2 is used for providing heat for jar 1 is inside. In the fermentation process, (mixing) shaft 15 is driven rotatoryly by the motor to drive the agitator and stir the zymotic fluid, 11 air intakes of intake pipe, 13 air-outs of outlet duct, because the check valve 14 that outlet duct 13 set up guarantees that outlet duct 13 only goes out not to advance, therefore forms the ventilation route of a unidirectional type, satisfies the aerobic demand of microorganism and can avoid in the outlet duct 13 air intake to make jar internal vortex production influence fermentation. The embodiment of the utility model provides an in agitator 15 is fixed by bearing seal 16, through packing 16-5, copper ring 16-4 and gland 16-2's limiting displacement for agitator 15's rotation is difficult for deviating from, thereby makes the agitator rotation orbit of drive stable, improves stirring effect, reduces the production of vortex, makes the fermentation more tend to steadily.
In the preferred embodiment of the present invention, a layer of baffle 20 is installed on the inner side wall of the tank body 1. As shown in FIG. 4, the baffle 20 mainly has the functions of changing the direction of the liquid flow, eliminating the central vortex of the liquid surface, improving the mixing and stirring effect and improving the turbulence intensity.
In the preferred embodiment of the present invention, the end of the stirring shaft 15 not penetrating out of the tank body is rotatably fixed on a bottom bearing 21, and the bottom bearing 21 is fixed on the lower end inside the tank body 1. The fixed one end only of usual (mixing) shaft 15, and the embodiment of the utility model provides an both ends are all fixed to avoid the deviation of 15 rotatory processes of rotation axis, improved the mixed stirring effect, promote the stationarity of fermentation.
the present invention provides a transmission mode of a motor in a preferred embodiment. Specifically, as shown in fig. 1, the transmission member includes a coupling 22 and a v-belt transmission shaft 23, the stirring shaft 15 is coaxially connected to the coupling 22, the coupling 22 is connected to one end of the v-belt transmission shaft 23, and the other end of the v-belt transmission shaft 23 is connected to the output end of the motor 17. The transmission principle is as follows: the triangle belt transmission shaft 23 is driven by the motor to move, and then the rotating shaft 15 is driven to rotate through the coupling 22. Of course, other transmission modes can be adopted, such as a screw rod or a coupling which is directly connected with an output shaft of the motor, and the like.
in the preferred embodiment of the present invention, a sampling tube 24 is hermetically installed on one side of the tank body 1 for sampling and testing during the fermentation process.
In the preferred embodiment of the present invention, the cover is provided with a material supplement opening 25, and a material supplement cover (not shown) is provided corresponding to the material supplement opening 25.
In the preferred embodiment of the present invention, as shown in fig. 1, the three-blade rotary agitator 18 is three, and the six-blade front parabolic turbine agitator 19 is one and is installed at the lower end of the three-blade rotary agitator 18.
The six-blade front parabolic turbine stirrer is an axial stirrer, the three-blade rotary stirrer is a radial stirrer, and the axial flow stirrer is arranged at the lower end of the tank body because the liquid level is difficult to control, and mainly plays a role in mixing; the radial stirrer is arranged at the upper end of the axial stirrer, and the characteristic of strong shearing action of radial flow is utilized, so that the dissolved oxygen effect can be increased, bubbles can be effectively smashed, the generation of the bubbles is reduced, and the loss of raw materials is reduced.
In the preferred embodiment of the present invention, as shown in fig. 1, a defoamer 26 is coaxially installed on the upper end of the stirring shaft, and the defoamer 26 is higher than the stirrer. The defoamer 26 is arranged on the stirring shaft 15 above the liquid level.
further, as shown in fig. 5, the defoamer 26 includes a mounting shaft 26-1 and defoaming slurry 26-2, the defoaming slurry 26-2 is coaxially mounted on the mounting shaft 26-1, the mounting shaft 26-1 is coaxially connected to the stirring shaft 15, and the lower end of the defoaming slurry 26-2 is in a zigzag shape, a comb shape or a hole plate shape. The defoamer 26 rotates along with the rotation of the stirring shaft 15, and can break up the foam rising out of the liquid surface, specifically, break up the foam through a sawtooth shape, a comb shape or a hole plate shape at the lower end of the defoaming paddle 26-2.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. The utility model provides a microbial fermentation tank, which comprises a tank body, the external side of jar is provided with the heating intermediate layer, jar body upper end opening and corresponding the opening matches and is equipped with and is used for sealing open-ended cover, be equipped with the feed inlet that is used for throwing the material on the cover, be used for observing the internal portion of jar sight glass, be used for the pressure gauge interface of seal installation manometer, jar body lower extreme is provided with the discharge gate, corresponds the feed inlet is equipped with the feed cover that is used for sealing the feed inlet, corresponds the discharge gate is equipped with the ejection of compact lid that is used for sealing the:
The heating interlayer is provided with a cold water inlet and a cold water outlet, the heating interlayer is provided with a plurality of thermocouple interfaces, and the thermocouple interfaces are electrically connected with thermocouples and used for providing heat for the interior of the heating interlayer;
one side of the tank body is hermetically connected with an air inlet pipe, a fan is arranged on the air inlet pipe, an air outlet pipe is hermetically arranged on the tank cover, and a one-way valve is arranged on the air outlet pipe;
a stirring shaft is arranged in the middle of the tank body, one end of the stirring shaft penetrates out of the upper end of the tank body and is coaxially fixed by a shaft seal, and the penetrating end of the stirring shaft is connected with a motor through a transmission piece;
the stirring shaft is coaxially connected with a stirrer, and the stirrer comprises a three-blade rotary stirrer and a six-blade front parabolic turbine stirrer;
The shaft seal comprises a packing box body and a packing gland, the packing gland is connected with the packing box body through a compression bolt and has the same axle center with the packing box body, the packing box body is connected with a copper ring with the axle center, the copper ring is connected with the stirring shaft with the axle center, a gap is reserved between the stirring shaft and the packing box body, and the gap is filled with filler.
2. The microbial fermentation tank of claim 1, wherein: and a layer of baffle plate is arranged on the side wall in the tank body.
3. The microbial fermentation tank of claim 1, wherein: the end of the stirring shaft which does not penetrate out of the tank body is rotatably fixed on a bottom bearing, and the bottom bearing is fixed at the lower end in the tank body.
4. The microbial fermentation tank of claim 1, wherein: the driving medium includes shaft coupling, V-belt transmission shaft, (mixing) shaft coaxial coupling the shaft coupling, the shaft coupling is connected the one end of V-belt transmission shaft, the other end of V-belt transmission shaft is connected the output of motor.
5. The microbial fermentation tank of claim 1, wherein: and a sampling tube is hermetically arranged on one side of the tank body.
6. A microbial fermentation tank according to claim 1 or 2 or 3 or 4 or 5, wherein: the tank cover is provided with a material supplementing opening, and a material supplementing cover is arranged corresponding to the material supplementing opening.
7. a microbial fermentation tank according to claim 1 or 2 or 3 or 4 or 5, wherein: the number of the three-blade rotary stirrers is three, and the six-blade front parabolic turbine stirrer is one and is arranged at the lower ends of the three-blade rotary stirrers.
8. a microbial fermentation tank according to claim 1 or 2 or 3 or 4 or 5, wherein: the defoaming device is coaxially arranged at the upper end of the stirring shaft, and the height of the defoaming device is higher than that of the stirrer.
9. The microbial fermentation tank of claim 8, wherein: the defoamer is arranged on the stirring shaft and is higher than the liquid level.
10. the microbial fermentation tank of claim 8, wherein: the defoamer comprises an installation shaft and defoaming slurry, the defoaming slurry is coaxially installed on the installation shaft, the installation shaft is coaxially connected with the stirring shaft, and the lower end of the defoaming slurry is in a sawtooth shape or a comb shape or a hole plate shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920339781.5U CN209741132U (en) | 2019-03-18 | 2019-03-18 | Microbial fermentation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920339781.5U CN209741132U (en) | 2019-03-18 | 2019-03-18 | Microbial fermentation tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209741132U true CN209741132U (en) | 2019-12-06 |
Family
ID=68717298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920339781.5U Expired - Fee Related CN209741132U (en) | 2019-03-18 | 2019-03-18 | Microbial fermentation tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209741132U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111534417A (en) * | 2020-05-11 | 2020-08-14 | 长沙炬创科技有限公司 | But quick assembly disassembly's syllogic fermentation cylinder equipment |
| CN113621511A (en) * | 2021-09-13 | 2021-11-09 | 漳州添丰生物科技有限公司 | Marine aquatic microorganism fermentation tank |
-
2019
- 2019-03-18 CN CN201920339781.5U patent/CN209741132U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111534417A (en) * | 2020-05-11 | 2020-08-14 | 长沙炬创科技有限公司 | But quick assembly disassembly's syllogic fermentation cylinder equipment |
| CN113621511A (en) * | 2021-09-13 | 2021-11-09 | 漳州添丰生物科技有限公司 | Marine aquatic microorganism fermentation tank |
| CN113621511B (en) * | 2021-09-13 | 2024-09-27 | 林淡钦 | Marine aquatic microorganism fermentation tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191206 Termination date: 20210318 |