CN210314242U

CN210314242U - Fermentation cylinder with defoaming function

Info

Publication number: CN210314242U
Application number: CN201920962034.7U
Authority: CN
Inventors: 杨明贵; 杨军; 韩旭强; 陈城城; 崔涛
Original assignee: Xintai Jiahe Biotech Co ltd
Current assignee: Xintai Jiahe Biotech Co ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-04-14
Anticipated expiration: 2029-06-25

Abstract

The utility model relates to a fermentation cylinder with defoaming function, which comprises a tank body, the feed inlet on jar body top and the discharge gate of jar body bottom, it is internal that the pivot is vertical to insert jar, jar body top is equipped with the rotatory actuating mechanism of drive pivot, top-down has set gradually the upper portion defoaming oar with the pivot rigid coupling in the pivot, along with the rotatory lower part defoaming oar of pivot and with a plurality of agitators of pivot rigid coupling, lower part defoaming oar passes through vertical guide block sliding connection in the pivot, the inner circle of lower part defoaming oar has the guide way with the guide block adaptation, lower part defoaming oar below rigid coupling has the gasbag, be connected with many elastic helix between lower part defoaming oar and the upper portion defoaming oar, jar body top is provided with the vertical decurrent mouth of blowing that stretches into jar internal portion, the mouth of blowing links to each other.

Description

Fermentation cylinder with defoaming function

Technical Field

The utility model relates to a fermentation technical field specifically indicates a fermentation cylinder with defoaming function.

Background

The mechanical stirring fermentation tank is one of the common types in fermentation factories, and makes use of the action of a mechanical stirrer to fully mix air and fermentation liquor and promote oxygen to be dissolved in the fermentation liquor so as to ensure that oxygen required by the growth, reproduction and fermentation of microorganisms is supplied. The stirrer has the function of enabling air to be in uniform contact with the solution and enabling oxygen to be dissolved in the fermentation liquid, and a large amount of foam is generated under strong ventilation stirring in the fermentation process of the liquid fermentation tank due to the fact that the fermentation liquid contains a large amount of protein, the foam can block the contact of the fermentation liquid and the air, and the serious foam can cause the overflow of the fermentation liquid in the fermentation tank and increase the opportunity of bacterial contamination. Therefore, the liquid fermentation tank needs to be considered to increase the defoaming function, the existing defoaming measure is to install a defoaming paddle in the tank body, and the rotation of the defoaming paddle breaks the foam in the fermentation tank, but the ideal defoaming effect is hardly achieved.

Disclosure of Invention

The utility model discloses to prior art not enough, provide a fermentation cylinder with defoaming function, better defoaming effect can be realized to this fermentation cylinder.

The utility model discloses a through following technical scheme realizes, a fermentation cylinder with defoaming function is provided, which comprises a tank body, the feed inlet on jar body top and the discharge gate of jar body bottom, it is internal that the pivot is vertical to be inserted the jar, jar body top is equipped with the rotatory actuating mechanism of drive pivot, top-down has set gradually the upper portion defoaming oar with the pivot rigid coupling in the pivot, lower part defoaming oar rotatory along with the pivot and with a plurality of agitators of pivot rigid coupling, lower part defoaming oar passes through vertical guide block sliding connection in the pivot, the inner circle of lower part defoaming oar has the guide way with the guide block adaptation, lower part defoaming oar below rigid coupling has the gasbag, be connected with many elastic spiral lines between lower part defoaming oar and the upper portion defoaming oar, jar body top is provided with the vertical decurrent mouth of blowing that stretches into jar internal portion, the mouth of blowing links to.

In the scheme, the rotating shaft drives the stirrer to rotate, so that the air is fully mixed with the fermentation liquor, and a better fermentation effect is achieved; the upper defoaming paddle breaks bubbles floating above by rotating; the lower defoaming paddle can float on the fermentation liquor through the air bag, so that the lower defoaming paddle can keep a fixed distance from the liquid level of the fermentation liquor, the lower defoaming paddle can adapt to different liquid level heights, and bubbles on the liquid level are eliminated through the rotation of the lower defoaming paddle; the elastic spiral line is an elastic spiral thin line, the elasticity of the elastic spiral line is very small, the elastic spiral line stretches along with the up-and-down movement of the lower defoaming paddle, and the elastic spiral line rotates along with the upper defoaming paddle and the lower defoaming paddle to eliminate bubbles between the lower defoaming paddle and the upper defoaming paddle; the blowing port connected with the air pump blows air into the tank body at a high speed, so that fresh air can be injected into the tank body, the content of oxygen in the tank body is guaranteed, bubbles near the rotating shaft can be blown to the periphery, and defoaming can be performed by the defoaming paddle on the lower portion of the tank body.

Preferably, the number of the air blowing openings is 4, and the air blowing openings are close to the rotating shaft and are uniformly distributed along the circumferential direction of the rotating shaft. The mouth of blowing in this scheme is pressed close to the pivot and is followed pivot circumference equipartition, can blow near the bubble of pivot to the periphery, and the lower part defoaming oar of being convenient for carries out the defoaming moreover to reach better defoaming effect.

Preferably, the lower defoaming paddle comprises a circular mandrel and a plurality of defoaming plates horizontally arranged along the circumferential direction of the mandrel, the mandrel and the defoaming plates are connected through a connecting rod, and a plurality of vertical downward defoaming needles are arranged on the defoaming plates. Many vertical decurrent defoaming needles are equipped with on the defoaming board in this scheme for eliminate the foam, and dabber and defoaming board pass through the connecting rod and link to each other, have reduced the length of defoaming board to the weight of lower part defoaming oar has been reduced.

Optimally, the stirrers are 3 in total and are uniformly distributed from top to bottom, and the stirrer at the lowest part is fixed at the lower end of the rotating shaft. In the scheme, 3 stirrers are uniformly distributed up and down, the stirrer at the lowest part is fixed at the lower end of the rotating shaft, and the three stirrers are respectively arranged at the upper part, the middle part and the lower part of the fermentation liquor, so that all the fermentation liquor can be fully stirred.

Preferably, the rotating shaft is sleeved with a bearing with a seat, the bearing with the seat is fixed on a support, and the support is fixedly connected with the tank body. The cover has the pedestal bearing in this scheme on the pivot, and pedestal bearing fixes on the support, can play the effect of outrigger to the pivot, reduces the swing of pivot in rotatory process.

Optimized, the elastic spiral line is provided with 4 altogether, and the root at upper portion defoaming oar is connected to the upper end of 4 elastic spiral lines, and the tip at lower part defoaming oar is connected to the lower extreme. Elastic helix is provided with 4 altogether in this scheme, and the root at upper portion defoaming oar is connected to the upper end of 4 elastic helix, and the tip at lower part defoaming oar is connected to the lower extreme, and consequently 4 elastic helix are arranged at the internal portion slope of jar, can play better defoaming effect.

Preferably, a serpentine cooling pipe is arranged in the tank body and is connected with a radiator outside the tank body. The cooling tube that sets up in this scheme is snakelike arranging at jar internal portion for in taking the radiator with jar internal heat to reduce the temperature of zymotic fluid.

Preferably, the top cover of the feeding port is provided with an exhaust hole. The exhaust hole in this scheme is used for the excessive gas of the internal portion of jar of discharging to the atmospheric pressure of the internal portion of balanced jar.

The utility model has the advantages that: the utility model discloses a set up upper portion defoaming oar and come to eliminate the bubble of floating jar body top, lower part defoaming oar can float on the zymotic fluid through the gasbag, thereby make lower part defoaming oar can adapt to different liquid level, the bubble on the liquid level is eliminated in the rotation through lower part defoaming oar, the elasticity helix is followed upper portion defoaming oar and is eliminated the bubble between lower part defoaming oar and the upper portion defoaming oar with the rotation of lower part defoaming oar, blow in jar internal portion with gaseous high speed with the mouth that blows into that links to each other with the air pump, not only can be for jar internal portion pours into fresh gas into, thereby guarantee the content of jar internal portion oxygen, can also blow near the bubble of pivot to the periphery, the lower part defoaming oar of being convenient for carries out the defoaming, the utility model discloses can play higher defoaming effect, and simple structure.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the upper defoamer of the present invention;

FIG. 3 is a top view of the lower defoamer of the present invention;

shown in the figure:

1. the device comprises a feeding hole, 2, a tank body, 3, a discharging hole, 4, a rotating shaft, 5, a stirrer, 6, a cooling pipe, 7, a motor, 8, a speed reducer, 9, a motor support, 10, an upper defoaming paddle, 11, a lower defoaming paddle, 12, an air bag, 13, an elastic spiral line, 14, a support, 15, a bearing with a seat, 16, a skirt seat, 17, an air blowing hole, 18, an air exhaust hole, 19 and a fastening bolt.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

As shown in fig. 1-3, the utility model discloses a fermentation cylinder with defoaming function, including a jar body 2, jar body 2 below is fixed subaerial through skirt 16, and one side of jar body 2 top surface is provided with feed inlet 1, is provided with the top cap on the feed inlet 1, prevents that dust debris from getting into jar body 2 through feed inlet 1, and the bottom of jar body 2 is provided with discharge gate 3, and discharge gate 3 is the tubular metal resonator of connecting in jar body 2 bottom central point position, installs the valve on the tubular metal resonator.

Be provided with vertical pivot 4 in the jar body 2, the bottom of jar body 2 is close to the lower extreme of pivot 4, the upper end stretches out jar body 2 back and links to each other with the rotatory actuating mechanism of drive pivot 4, the rigid coupling has 3 agitator 5 along with pivot 4 together rotatory on the pivot 4, 3 the same and the lower extreme at pivot 4 of distance between the agitator 5 is fixed to agitator 5 below, the top of agitator 5 below is provided with rolling bearing 15, rolling bearing 15 covers the effect that plays outrigger pivot 4 on pivot 4, rolling bearing 15 fixes on support 14, support 14 connects on jar body 2.

An upper defoaming paddle 10 arranged above the stirrer 5 is fixedly connected to the rotating shaft 4, a circular core shaft is arranged in the middle of the upper defoaming

paddle

10, 6 connecting rods are uniformly and fixedly connected to the outer circumferential surface of the circular core shaft, a defoaming plate is fixedly connected to the end part of each connecting rod, a plurality of vertically downward needle-shaped defoaming needles are arranged on the defoaming plate, the upper defoaming paddle 10 is connected to the rotating shaft 4 through a flat key and is fixed by a fastening bolt 19, a lower defoaming paddle 11 rotating along with the rotating shaft 4 is further arranged between the upper defoaming paddle 10 and the stirrer 5, the lower defoaming paddle 11 and the upper defoaming paddle 10 are basically identical in structure, but the length of the connecting rod of the lower defoaming paddle 11 is larger than that of the connecting rod of the upper defoaming paddle 10, the lower defoaming paddle 11 is connected to the rotating shaft 4 through a guide key, a guide groove matched with the guide key is arranged on the inner ring of the lower defoaming paddle 11, therefore, the lower defoaming paddle 11 can move up and down along the, the lower defoaming paddle 11 can keep a fixed distance from the liquid level of the fermentation liquor through the buoyancy of the fermentation liquor to the air bag 12, so that the lower defoaming paddle 11 can adapt to different liquid level heights.

Be connected with 4 elastic helix 13 between lower part defoaming oar 11 and the upper portion defoaming oar 10, the root at upper portion defoaming oar 10 is connected to 4 elastic helix 13 upper ends, and the tip at lower part defoaming oar 11 is connected to the lower extreme to can eliminate the bubble between lower part defoaming oar 11 and the upper portion defoaming oar 10, elastic helix 13 is the heliciform fine rule that has elasticity, and its elasticity is very little, and elastic helix 13 is flexible along with reciprocating of lower part defoaming oar 11.

The top of the tank body 2 is provided with 4 air blowing openings 17 which extend into the tank body 2 vertically downwards, and the air blowing openings 17 are close to the rotating shaft 4 and are uniformly distributed along the circumferential direction of the rotating shaft 4. The air blowing port 17 is connected with an air pump, air can be blown into the tank body 2 at a high speed, fresh air can be injected into the tank body 2, the content of oxygen in the tank body 2 is guaranteed, bubbles near the rotating shaft 4 can be blown to the periphery, the lower defoaming paddle 11 can conveniently defoam by using a defoaming needle on a defoaming plate, the top cover of the feeding port 1 is provided with an exhaust hole 18, the exhaust hole 18 is used for discharging redundant air in the tank body 2 in a one-way mode, and accordingly air pressure in the tank body 2 is balanced.

The cooling pipe 6 is arranged in the tank body 2, the cooling pipe 6 is arranged in the tank body 2 in a snake shape, the cooling pipe 6 is connected with a radiator outside the tank body 2, and cooling liquid is arranged in the cooling pipe 6 and used for reducing the temperature of fermentation liquid.

The driving mechanism comprises a motor 7 and a speed reducer 8, the motor 7 is fixed on a motor support 9 through bolts, the motor support 9 is welded outside the tank body 2, the motor 7 drives an input shaft of the speed reducer 8 to rotate through a belt, and an output shaft of the speed reducer 8 is connected with the rotating shaft 4.

The utility model discloses a use method: when the fermentation tank is used, the valve of the discharge port 3 is ensured to be in a closed state, then the feed port 1 is opened, fermentation liquor to be fermented is injected into the tank body 2, then the power supply is switched on, the motor 7 rotates, the input shaft of the speed reducer 8 is driven to rotate through the belt, so that the rotating shaft 4 connected with the output shaft of the speed reducer 8 is driven to rotate, the rotating shaft 4 drives the 3 stirrers 5 to rotate, so that air and the fermentation liquor are fully mixed, the lower defoaming paddle 11 floats on the fermentation liquor through the air bag 12 and is used for defoaming bubbles on the liquid surface for the first time, the bubbles on the upper part of the lower defoaming paddle 11 are rotated and smashed by the elastic spiral line 13, the upper defoaming paddle 10 is used for breaking the bubbles floating to the top, the air blowing port 17 blows the air into the tank body 2 at high speed, so that fresh air can be injected into the tank body 2, the defoaming paddle 11 on the lower part of being convenient for uses the defoaming needle on the defoaming board to defoam, and after the fermentation process is completed, the switch is turned off, and the valve of the discharge hole 3 is opened to discharge the fermentation liquor.

Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims

1. The utility model provides a fermentation cylinder with defoaming function which characterized in that: comprises a tank body (2), a feed inlet (1) at the top end of the tank body (2) and a discharge outlet (3) at the bottom end of the tank body (2), wherein a rotating shaft (4) is vertically inserted into the tank body (2), a driving mechanism for driving the rotating shaft (4) to rotate is arranged above the tank body (2), an upper defoaming paddle (10) fixedly connected with the rotating shaft (4), a lower defoaming paddle (11) rotating along with the rotating shaft (4) and a plurality of stirrers (5) fixedly connected with the rotating shaft (4) are sequentially arranged on the rotating shaft (4) from top to bottom, the lower defoaming paddle (11) is connected on the rotating shaft (4) in a sliding manner through a vertical guide block, a guide groove matched with a guide block is arranged on the inner ring of the lower defoaming paddle (11), an air bag (12) is fixedly connected below the lower defoaming paddle (11), a plurality of elastic spiral lines (13) are connected between the lower defoaming paddle (11) and the upper defoaming paddle (10), a vertical downward air blowing port (17) extending into, the air blowing port (17) is connected with an air pump.

2. The fermentation tank with defoaming function as claimed in claim 1, wherein: the number of the air blowing openings (17) is 4, and the air blowing openings (17) are close to the rotating shaft (4) and are uniformly distributed along the circumferential direction of the rotating shaft (4).

3. The fermentation tank with defoaming function as claimed in claim 2, wherein: lower part defoaming oar (11) include a ring shape dabber and a plurality of defoaming board along dabber circumferencial direction level setting, and dabber and defoaming board pass through the connecting rod and link to each other, are equipped with many vertical decurrent defoaming needles on the defoaming board.

4. The fermentation tank with defoaming function as claimed in claim 1, wherein: stirrer (5) total 3 and upper and lower equipartition, the lower agitator of below is fixed at the lower extreme of pivot (4).

5. The fermentation tank with defoaming function as claimed in claim 1, wherein: the rotating shaft (4) is sleeved with a bearing (15) with a seat, the bearing (15) with the seat is fixed on a bracket (14), and the bracket (14) is fixedly connected with the tank body (2).

6. The fermentation tank with defoaming function as claimed in claim 1, wherein: the elastic spiral lines (13) are provided with 4 elastic spiral lines, the upper ends of the 4 elastic spiral lines (13) are connected to the root of the upper defoaming paddle (10), and the lower ends of the 4 elastic spiral lines are connected to the end of the lower defoaming paddle (11).

7. The fermentation tank with defoaming function as claimed in claim 1, wherein: the cooling tank is characterized in that a snake-shaped cooling pipe (6) is arranged in the tank body (2), and the cooling pipe (6) is connected with a radiator outside the tank body (2).

8. The fermentation tank with defoaming function as claimed in claim 1, wherein: and the top cover of the feed inlet is provided with an exhaust hole (18).