CN217438187U

CN217438187U - Water bath constant temperature natto fermenting installation

Info

Publication number: CN217438187U
Application number: CN202220034707.4U
Authority: CN
Inventors: 安明理; 巩涛; 周伏忠; 王有科; 魏传军
Original assignee: Henan Academy Of Sciences Institute Of Biology LLC
Current assignee: Henan Academy Of Sciences Institute Of Biology LLC
Priority date: 2022-01-08
Filing date: 2022-01-08
Publication date: 2022-09-16
Anticipated expiration: 2032-01-08

Abstract

A water bath constant temperature natto fermentation device, the base supporter is a ring-shaped base, the base supporter is equipped with an outer cylinder, the center of the bottom in the outer cylinder is equipped with a heating tank body, the heating tank body is equipped with a waterproof constant temperature heating device, the power cord of the constant temperature heating device extends out from the bottom of the outer cylinder and is connected with an external power supply through a gap and a power plug on the base supporter, the inner circumference of the bottom of the outer cylinder is welded with a plurality of supports which are arranged at intervals and are evenly distributed, a tray is fixedly arranged on the supports, the tray is equipped with an inner cylinder which is arranged at intervals with the inner wall of the outer cylinder, a water containing space is formed between the outer wall of the inner cylinder and the inner surface of the outer cylinder, and the upper opening part of the outer cylinder is provided with a sealed upper top cover; the utility model discloses simple structure, design scientific and reasonable easily produces and makes, has satisfied admitting air among the natto fermentation process, avoids the inside and outside microorganism's of fermenting installation pollution and interact simultaneously moreover, has effectively improved the efficiency and the quality of family's preparation natto, has good society and economic benefits.

Description

Water bath constant temperature natto fermenting installation

Technical Field

The utility model relates to a fermentation device, in particular to a water bath constant temperature natto fermentation device.

Background

Natto is a healthy and nutritious food prepared by fermenting soybeans and bacillus subtilis (bacillus natto), and is easier to be absorbed by human bodies. Especially after being fermented by bacillus subtilis, the bacillus subtilis contains a large amount of nattokinase capable of dissolving thrombus, can remove partial thrombus and cholesterol in vivo after being eaten for a long time, and effectively prevents cerebral thrombosis and cardiovascular and cerebrovascular diseases. At present, the mass production of natto in factories is mainly to ferment soybeans inoculated with bacillus subtilis in a large-scale fermentation container and then subpackage the soybeans in a commercial packaging container. However, the more the steps are, the more the possibility that the natto product is polluted by mixed bacteria is, the fermentation condition is not uniform, and even the disinfection and sterilization of individual packaging containers are not thorough, so that the mixed bacteria can not be completely killed, various harmful substances are generated, and even negative effects are generated on human bodies; or split charging is carried out after fermentation, so that the surface state of the natto is damaged, the product state is not good, the impression of the natto delivered to customers is seriously influenced, the natto product sale is influenced, more and more people select to ferment the natto at home, convenience and reassurance are realized, but due to the defect of fermentation equipment, the fermentation quality of the natto cannot be guaranteed during home fermentation, the fermentation fails, and then, how to provide the natto fermentation device suitable for small-batch production or home use is realized, but no public report is found so far.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model aims at providing a water bath constant temperature natto fermenting installation, can effectively solve current natto fermentation equipment and can't satisfy family expenses, the harmful substance's that can't avoid miscellaneous fungus to pollute and lead to natto fermentation failure's problem.

In order to realize the purpose, the utility model provides a technical scheme, a water bath constant temperature natto fermenting installation, including base support body, urceolus and inner tube, base support body be annular pedestal, the urceolus is equipped with on the base support body, the heating cell body is equipped with at the bottom center in the urceolus, waterproof constant temperature heating device is equipped with in the heating cell body, constant temperature heating device's power cord stretches out and links to each other with external power source through breach and power plug on the base support body from the urceolus bottom, the circumferential weld is equipped with a plurality of supports of mutually spaced equipartition in the urceolus bottom, the fixed tray that is equipped with on the support, be equipped with on the tray with the urceolus inner wall inner tube of leaving mutually, constitute the accommodation space of water between inner tube outer wall and the urceolus inner face, urceolus upper oral area has sealed top cap.

The utility model discloses simple structure, design scientific and reasonable easily produces and makes, has satisfied admitting air among the natto fermentation process, avoids the inside and outside microorganism's of fermenting installation pollution and interact simultaneously moreover, has effectively improved the efficiency and the quality of family's preparation natto, has good society and economic benefits.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a structural sectional view (front sectional view) of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

With the attached drawings, a water bath constant temperature natto fermentation device comprises a base support body, an outer cylinder and an inner cylinder, the base support body 7 be annular pedestal, the urceolus 1 is equipped with on the base support body 7, bottom center is equipped with heating tank body 6 in the urceolus 1, waterproof constant temperature heating device is equipped with in the heating tank body 6, constant temperature heating device's power cord stretches out and links to each other with external power source through breach 701 and power plug 8 on the base support body 7 from urceolus 1 bottom, the circumferential weld is equipped with a plurality of supports 4 that open the equipartition in each other in urceolus 1 bottom, the fixed tray 5 that is equipped with on the support 4, be equipped with on the tray 5 with the 1 inner wall of urceolus 3 spaced apart inner tube 3, constitute the accommodation space of water between 3 outer walls of inner tube and the 1 inner face of urceolus (be the space on 3 lateral walls of inner tube and 1 inside wall of urceolus and the 1 inner bottom surface of urceolus), 1 upper opening portion of urceolus has sealed overhead canopy 2.

In order to ensure better implementation effect, the constant temperature heating device is composed of an electric heating wire and a constant temperature controller (known and sold in the market), and a sealing ring is arranged between a power wire of the constant temperature heating device and the bottom of the outer cylinder 1, so that water leakage is prevented.

The inner cylinder 3 is a hollow cylinder made of stainless steel, and the base support body 7 is annular made of stainless steel.

The tray 5 is a flat-bottom circle made of stainless steel, and is not limited to a circle, in this embodiment, only a circle is shown, the diameter of the tray 5 is smaller than the inner diameter of the outer cylinder 1, the outer diameter of the inner cylinder 3 is smaller than the inner diameter of the outer cylinder 1, and the outer diameter of the bottom of the inner cylinder 3 is the same as the diameter of the tray 5.

The support 4 is a right trapezoid made of stainless steel, 4 supports are uniformly distributed, the number of the supports is not limited to 4, and only 4 supports are shown in the figure.

The outer barrel 1 is a hollow double-layer composite barrel, the inner layer is a stainless steel-made barrel, the outer layer is a high-temperature-resistant plastic-made barrel, the outer barrel is concentrically sleeved on the inner barrel, the upper end and the lower end of the outer barrel are hermetically welded together, and the outer wall of the outer barrel 1 can not be too hot.

Sterile water is filled in the water containing space, the water level line of the sterile water is lower than the height of the inner cylinder 3, and the sterile water is prevented from entering the inner cylinder 3 for natto fermentation.

The upper top cover 2 comprises a cover body 201 and a bacteria filtering membrane 203, wherein the center of the cover body 201 is provided with a through hole 202, and the bacteria filtering membrane 203 (a known commercial product) is arranged on the through hole 202.

The side surface of the base support body 7 is provided with a notch 701 for conveniently placing a power line.

When the utility model is used specifically, the proper amount of sterilized sterile water (namely the boiled water boiled by the household kettle is cooled to the temperature suitable for the growth of natto bacteria) is added in the containing space between the outer cylinder 1 and the inner cylinder 3, the water level line is lower than the upper opening part of the inner cylinder 3, the water when natto fermentation water bath is prevented from entering the inner cylinder 3, the cooked soybeans inoculated with natto bacteria are put into the inner cylinder 3, the upper top cover 2 with the bacterial filtering membrane 203 is immediately covered, then the power line of the constant temperature heating device is connected with the power supply through the power plug 8, the heat of the sterile water is transferred to the inner cylinder 3 through the water bath, and the humidity is kept, under the control of the constant temperature heating device, the temperature of the inner cylinder 3 is kept constant at the optimum temperature for natto fermentation all the time, meanwhile, the sterile water can also guarantee the humidity suitable for the growth of natto bacteria, the bacterial filtering membrane on the upper top cover 2 of the upper opening part of the outer cylinder 1 is taken as the filtering device, not only can freely enter oxygen, but also can prevent microorganisms from entering and exiting, effectively isolates the microorganisms in the air from entering the fermentation container, and can also ensure that the bacillus natto in the inner barrel 3 can not spread out of the container, thereby avoiding the pollution and interaction of the microorganisms inside and outside the fermentation device.

The utility model discloses simple structure, design scientific and reasonable, safe in utilization, the easy manufacturing, low in production cost has satisfied the temperature of natto fermentation in-process and has admitted air, avoids the pollution and the interact of the inside and outside microorganism of fermenting installation simultaneously moreover, keeps the quick gas exchange of constant temperature and ventilative film top cap through the water bath, provides necessary environmental condition for natto bacteria grows, has effectively improved the efficiency and the quality of family's preparation natto, has good society and economic benefits.

It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and not intended to limit the present invention in any way, and those skilled in the art can make modifications or equivalent variations without departing from the scope of the present invention. Although the above uses terms indicating structures, such as "bacterial filtration membrane" or the like, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A water bath constant temperature natto fermentation device comprises a base supporting body, an outer barrel and an inner barrel, and is characterized in that the base supporting body (7) is an annular base body, the outer barrel (1) is arranged on the base supporting body (7), a heating tank body (6) is arranged at the center of the inner bottom of the outer barrel (1), a waterproof constant temperature heating device is arranged in the heating tank body (6), a power line of the constant temperature heating device extends out of the bottom of the outer barrel (1) and is connected with an external power supply through a notch (701) and a power plug (8) on the base supporting body (7), a plurality of supports (4) which are alternately and uniformly distributed are welded in the inner circumferential direction of the bottom of the outer barrel (1), a tray (5) is fixedly arranged on each support (4), the inner barrel (3) which is alternately arranged with the inner wall of the outer barrel (1) is arranged on each tray (5), and a water containing space is formed between the outer wall of the inner barrel (3) and the inner surface of the outer barrel (1), the upper opening part of the outer cylinder (1) is provided with a sealed upper top cover (2).

2. The water bath constant temperature natto fermentation apparatus according to claim 1, wherein the constant temperature heating device is composed of an electric heating wire and a constant temperature controller, and a sealing ring is installed between a power line of the constant temperature heating device and the bottom of the outer cylinder (1) to prevent water leakage.

3. The water bath constant temperature natto fermentation apparatus according to claim 1, wherein the inner cylinder (3) is a hollow cylinder made of stainless steel, and the base support body (7) is ring-shaped made of stainless steel.

4. The water bath constant temperature natto fermentation apparatus according to claim 1, wherein the tray (5) is a flat bottom round made of stainless steel, the diameter of the tray (5) is smaller than the inner diameter of the outer cylinder (1), the outer diameter of the inner cylinder (3) is smaller than the inner diameter of the outer cylinder (1), and the outer diameter of the bottom of the inner cylinder (3) is the same as the diameter of the tray (5).

5. The water bath constant temperature natto fermentation apparatus according to claim 1, wherein the support (4) is a right trapezoid made of stainless steel, and 4 supports (4) are evenly distributed.

6. The water bath constant temperature natto fermentation apparatus according to claim 1, wherein the outer barrel (1) is a hollow double-layer composite barrel, the inner layer is a stainless steel cylinder, the outer layer is a high temperature resistant plastic cylinder, the outer layer cylinder is concentrically sleeved on the inner layer cylinder, and the upper end and the lower end are hermetically welded together.

7. The water bath constant temperature natto fermentation apparatus according to claim 1, wherein the water containing space is filled with sterile water, and the water level line of the sterile water is lower than the height of the inner cylinder (3) to prevent the sterile water from entering the inner cylinder (3) for natto fermentation.

8. The water bath constant temperature natto fermentation apparatus according to claim 1, wherein the upper top cover (2) comprises a cover body (201) and a bacteria filtering membrane (203), a through hole (202) is formed in the center of the cover body (201), and the bacteria filtering membrane (203) is installed on the through hole (202).

9. The water bath constant temperature natto fermentation apparatus according to claim 1, wherein a notch (701) is formed on the side surface of the base support body (7) for conveniently placing a power cord.