CN216073816U

CN216073816U - Bacillus coagulans fermentation tank

Info

Publication number: CN216073816U
Application number: CN202121073464.7U
Authority: CN
Inventors: 孙标; 朱煜冬; 张富明; 陈维菁; 唐寅芳; 母绍林
Original assignee: Zhejiang Qirun Biological Technology Co ltd
Current assignee: Zhejiang Qirun Biological Technology Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2022-03-18
Anticipated expiration: 2031-05-19

Abstract

The utility model provides a bacillus coagulans fermentation tank which comprises a fermentation tank cover, a tank body, a feed inlet, a discharge outlet, a stirring device, a sterilization/ventilation device, an electrode detection system, a defoaming system, a feeding system and an acid-base regulation system. According to the bacillus coagulans fermentation tank, the dissolved oxygen is fully improved through the design of the diameter-height ratio, the aerobic requirement of thallus fermentation is guaranteed, the energy consumption is reduced, the fermentation and sterilization adopt two modes of jacket heating and tank heating, the sterilization effect is fully guaranteed, and meanwhile, the stirring blades adopt a radial flow and axial flow stirring mode, so that the material mixing effect and the sterile air are fully scattered.

Description

Bacillus coagulans fermentation tank

Technical Field

The utility model relates to the technical field of fermentation tanks, in particular to a bacillus coagulans fermentation tank.

Background

Bacillus coagulans bacterium (A), (B) and (C)Bacillus coagulans) Is gram-positive bacteria of bacillus. Researches show that bacillus coagulans can keep intestinal microbial flora balance, improve the immunity of organisms, improve the conversion rate of feed, improve the utilization rate of feed protein and energy, and provide richer nutrient substances for metabolic absorption of livestock and poultry, thereby reducing the occurrence of diseases and promoting the healthy and rapid growth of the livestock and poultry.

The strain has high pollution rate, long fermentation adaptation period and low spore production rate in the fermentation process, shortens the fermentation period of the bacillus coagulans in the industrial production process, improves the viable count and spore production rate of the bacillus coagulans in the fermentation liquid, and has important significance for reducing the production cost and improving the economic benefit.

The fermentation of the bacillus coagulans is aerobic fermentation, so the demand for dissolved oxygen is strict in the fermentation process, but the influence on the dissolved oxygen is very large in the design of stirring resistance or stirring paddle in the fermentation stirring process, the design is unreasonable, the raw material mixing is not uniform easily, sterile air cannot be scattered sufficiently, energy is wasted, and the fermentation tank is not beneficial to fermentation.

Disclosure of Invention

In order to solve the technical problems related to the background technology, the utility model provides a bacillus coagulans fermentation tank.

The utility model mainly comprises the following technical scheme: a bacillus coagulans fermentation tank comprises a fermentation tank cover, a tank body, a feed inlet, a discharge outlet, a stirring device, a sterilization/ventilation device, an electrode detection system, a defoaming system, a feeding system and an acid-base regulation system. The feeding port is positioned at the edge of the tank cover; the discharge hole is positioned at the bottom of the fermentation tank body; the stirring device consists of a stirring motor, a mechanical seal, a baffle plate and a stirring blade; the sterilization/ventilation device consists of a jacket steam inlet, an air pipeline and jacket sewage; the electrode detection system is positioned at a pH/DO electrode socket at the lower part of the side of the tank body; the defoaming system consists of defoaming teeth and a defoaming electrode defoaming agent inlet; the material supplementing system is positioned on the tank cover and consists of a material supplementing port; the acid-base regulating system is positioned on the tank cover and consists of an acid supplementing port and an alkali supplementing port.

The diameter-height ratio of the tank body is 1: 3.

The stirring blades of the stirring device are distributed in sequence by axial flow and radial flow, and the distance between the blades is 40 cm.

The air pipeline is positioned at the bottom of the tank body and below the stirring blades, so that the dissolved oxygen can be increased.

The materials of the tank body, the tank cover, the stirring paddle and the air pipeline are SUS 304.

The mechanical seal is positioned between the stirring motor and the fermentation tank cover, and plays a role in sealing the tank body.

The working frequency of the stirring motor is 50HZ, and the stirring speed is 0-250 r/min.

Compared with the prior art, the bacillus coagulans fermentation tank has the following advantages:

(1) the utility model fully improves the dissolved oxygen amount through the design of the diameter-height ratio, ensures the aerobic requirement of the thallus fermentation and simultaneously reduces the energy consumption.

(2) The fermentation and sterilization adopt two modes of jacket temperature rise and tank temperature rise, and the sterilization effect is fully ensured.

(3) The stirring blade adopts the radial flow and axial flow stirring modes, so that the material mixing effect and the sterile air are fully dispersed.

Drawings

FIG. 1 is a schematic diagram of the mechanism of the present invention.

Figure 2 is a schematic view of a can lid of the present invention.

In the figure: 1. a can lid; 2. mechanical sealing; 3. a tank body; 4. defoaming teeth; 5. a stirring motor; 6. a jacket steam inlet; 7. a stirring paddle; 8. a baffle plate; 9. an air line; 10. jacket blowdown; 11. a discharge port; 12. a pH/DO electrode socket; 13. a defoaming electrode; 14. a defoamer inlet; 15. acid supplementing port; 16. alkali supplementing ports; 17 a material supplementing port; 18. a production water port; 19. a feeding port.

Detailed Description

The technical solution of the present invention is described below in a systematic and complete manner with reference to the drawings in the embodiments of the present invention, but this is only for assisting understanding of the present invention and does not limit the present invention. Based on the embodiment of the utility model, the embodiment designed by the developers in the field without innovative modification belongs to the protection scope of the utility model.

Referring to fig. 1 and 2, the bacillus coagulans fermentation tank comprises a fermentation tank cover (1), a tank body (3), a feeding port (19), a discharging port (11), a stirring device, a sterilization/ventilation device, an electrode detection system, a defoaming system, a feeding system and an acid-base regulation system. The feeding port (19) is positioned at the edge of the tank cover (1); the discharge hole (11) is positioned at the bottom of the fermentation tank body (3); the stirring device consists of a stirring motor (5), a mechanical seal (2), a baffle (8) and a stirring blade (7); the sterilization/ventilation device consists of a jacket steam inlet (6), an air pipeline (9) and a jacket sewage discharge (10); the electrode detection system is positioned in a pH/DO electrode socket (12) at the lower part of the side of the tank body (3); the defoaming system consists of defoaming teeth (4), a defoaming electrode (13) and a defoaming agent inlet (14); the material supplementing system is positioned on the tank cover (1) and consists of a material supplementing port (17); the acid-base adjusting system is positioned on the tank cover (1) and consists of an acid supplementing port (15) and an alkali supplementing port (16).

The diameter-height ratio of the tank body (3) is 1: 3.

The stirring blades (7) of the stirring device are distributed in sequence by axial flow and radial flow, and the distance between the blades is 40 cm.

The air pipeline (9) is positioned at the bottom of the tank body (3) and below the stirring paddle (7), so that the dissolved oxygen can be increased more conveniently.

The tank cover (1), the tank body (3), the stirring paddle (7) and the air pipeline (9) are made of SUS 304.

The mechanical seal (2) is positioned between the stirring motor (5) and the fermentation tank cover (1) and plays a role of sealing the tank body.

The working frequency of the stirring motor (5) is 50HZ, and the stirring speed is 0-250 r/min.

The specific operation process of the bacillus coagulans fermentation tank is as follows:

the method comprises the steps of putting materials into a bacillus coagulans fermentation tank through a feed opening (19), fixing the volume of fermentation liquor to a specified volume through a production water opening (17), adjusting the pH value of the fermentation liquor through an acid supplementing opening (15) or an alkali supplementing opening (16), closing the feed opening (19), starting a sterilization program, starting a stirring motor (5), setting a stirring rotating speed of 150r/min, starting a jacket to discharge sewage (10), heating the fermentation liquor through a jacket steam inlet (6), heating the temperature of the fermentation liquor to 90 ℃, closing the jacket steam inlet (6), starting an air pipeline (9), starting steam sterilization in the tank, maintaining the pressure for 30min when the pressure is increased to 0.1MPa and the temperature is 121 ℃, closing the air pipeline (9) after the sterilization is finished, cooling the fermentation liquor through the jacket by using circulating water, and inoculating and fermenting when the temperature is reduced to the specified temperature.

Claims

1. A bacillus coagulans fermentation tank is characterized by comprising a fermentation tank cover (1), a tank body (3), a feeding port (19), a discharge port (11), a stirring device, a sterilization/ventilation device, an electrode detection system, a defoaming system, a feeding system and an acid-base regulation system; the feeding port (19) is positioned at the edge of the tank cover (1); the discharge hole (11) is positioned at the bottom of the fermentation tank body (3); the stirring device consists of a stirring motor (5), a mechanical seal (2), a baffle (8) and stirring blades (7), wherein the stirring blades (7) are distributed by axial flow and radial flow in sequence; the sterilization/ventilation device consists of a jacket steam inlet (6), an air pipeline (9) and a jacket sewage discharge (10), wherein the air pipeline (9) is positioned at the bottom of the tank body (3) and below the stirring paddle (7); the electrode detection system is positioned in a pH/DO electrode socket (12) at the lower part of the side of the tank body (3); the defoaming system consists of defoaming teeth (4), a defoaming electrode (13) and a defoaming agent inlet (14); the material supplementing system is positioned on the tank cover (1) and consists of a material supplementing port (17); the acid-base adjusting system is positioned on the tank cover (1) and consists of an acid supplementing port (15) and an alkali supplementing port (16).

2. A bacillus coagulans fermenter according to claim 1, wherein the height ratio of the tank (3) is 1: 3.

3. A bacillus coagulans fermenter according to claim 1, wherein the stirring blades (7) are spaced 40cm apart.

4. The bacillus coagulans fermentation tank as claimed in claim 1, wherein the tank body (3), the tank cover (1), the stirring blade (7) and the air pipeline (9) are made of SUS 304.

5. A bacillus coagulans fermenter according to claim 1, wherein the mechanical seal (2) is located between the agitator motor (5) and the tank lid (1) and serves to seal the tank.