Constant-temperature water bath fermentation device

Abstract

The utility model discloses a constant-temperature water bath fermentation device in the field of fermentation equipment, which comprises an outer barrel and an inner barrel, a water bath gap is arranged between the outer barrel and the inner barrel, and a heat exchange medium is filled in the water bath gap; the water bath equipment comprises a water bath kettle and a circulating pump, the water bath kettle is communicated with the circulating pump, the circulating pump is communicated with a metal pipe, the two ends of the metal pipe are communicated with an inlet and an outlet of the circulating pump respectively, the metal pipe extends into the water bath gap, and the heat exchange medium is filled in the water bath gap by arranging the water bath gap. The metal pipe for circulating water continuously exchanges heat with the heat exchange medium to ensure that the heat exchange medium is kept in a constant-temperature state, so that a water bath gap formed by the size difference between the inner barrel and the outer barrel can be changed to adapt to fermentation containers with different specifications; and the metal pipe with better heat conductivity is connected with the circulating water structure, so that the heat exchange medium is stably adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to fermentation equipment field especially relates to a constant temperature water bath fermentation device. BACKGROUND

[0002] Microbial fermentation technology has wide application in many fields, such as the brewing of alcoholic beverages in food industry, yeast fermentation in bread and baked foods, the production of antibiotics and vaccines in pharmaceutical industry, energy biofuels such as ethanol, butanol, biogas, and the treatment of solid waste using microbial technology in the field of environment. Each microorganism has its optimal temperature range for growth, and the growth rate and metabolic activity will be affected if the temperature exceeds this range; temperature will also affect the activity of enzymes, and thus affect the metabolic pathway and product formation, and inappropriate temperature may also lead to the increase of by-products, affecting the purity and quality of the final product. Maintaining a constant temperature during fermentation process helps to maintain a stable fermentation process and reduce batch-to-batch variation.

[0003] An efficient cooling and heating system is the key to temperature control, which can improve the stability and efficiency of the fermentation process. In the preliminary experimental study in the laboratory, the specifications of the fermentation tank are diverse, and it is difficult for the incubator to flexibly adapt to fermentation tanks of different sizes, resulting in the failure to achieve stable temperature control effect. SUMMARY

[0004] To overcome the shortcomings of the prior art, the technical problem to be solved by the utility model is how to improve the adaptability and temperature control stability of the fermentation device.

[0005] The utility model adopts the technical scheme that:

[0006] The fermentation barrel structure includes an outer barrel and an inner barrel, a water bath gap is provided between the outer barrel and the inner barrel, and a heat exchange medium is filled in the water bath gap; the water bath equipment includes a water bath pot and a circulating pump, the water bath pot is connected to the circulating pump, a metal pipe is provided and connected to the circulating pump, both ends of the metal pipe are respectively connected to the inlet and outlet of the circulating pump, and the metal pipe extends into the water bath gap.

[0007] Further, the outer barrel body outer wall is provided with a heat preservation layer.

[0008] Further, the heat preservation layer includes heat insulation cotton.

[0009] Further, the metal pipe is a copper pipe.

[0010] Further, the upper opening of the outer drum is provided with a cover body, the inlet and outlet of the circulating pump are both communicated with a hose, one end of the hose away from the water bath pot is located outside the cover body and connected with the metal pipe, the metal pipe penetrates through the cover body and extends downward into the water bath gap, and the two ends of the metal pipe are respectively communicated with the two hoses.

[0011] Further, the hose is provided with a heat insulation layer on the outer wall.

[0012] Further, a thermometer is further included, and a detection end of the thermometer extends into the heat exchange medium.

[0013] Further, the heat exchange medium includes water.

[0014] The beneficial effects of the present application are as follows:

[0015] By arranging the water bath gap, filling the heat exchange medium in the water bath gap, and continuously exchanging heat between the circulating water metal pipe and the heat exchange medium, the heat exchange medium can be kept in a constant temperature state, so that the water bath gap formed by the size difference between the inner drum and the outer drum can be changed, and different specifications of fermentation containers can be adapted, and the metal pipe is arranged in the water bath gap according to the actual situation, so that the temperature control stability and installation convenience when using different specifications of fermentation containers are improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structural schematic diagram of the present application;

[0017] In the figure, 1 is an outer drum, 2 is an inner drum, 3 is a water bath gap, 4 is a heat exchange medium, 5 is a water bath device, 6 is a metal pipe, 7 is a heat insulation layer, 8 is a cover body, 9 is a hose, and 10 is a thermometer. DETAILED DESCRIPTION

[0018] The present application will be further described below in combination with the drawings.

[0019] As shown in the drawings, Figure 1 The present application proposes a fermentation drum structure including an outer drum 1 and an inner drum 2, a water bath gap 3 is arranged between the outer drum 1 and the inner drum 2, and the water bath gap 3 is filled with a heat exchange medium 4; the water bath device 5 includes a water bath pot and a circulating pump, the water bath pot is communicated with the circulating pump, the circulating pump is communicated with a metal pipe 6, the two ends of the metal pipe 6 are respectively communicated with the inlet and outlet of the circulating pump, and the metal pipe 6 extends into the water bath gap 3.

[0020] First of all, it needs to be pointed out that by setting the water bath gap 3, filling the heat exchange medium 4 in the water bath gap 3, and then through the circulating water metal pipe 6, the heat exchange medium 4 is constantly in heat exchange with the heat exchange medium 4, which can ensure that the heat exchange medium 4 maintains a constant temperature state, which can ensure that the size difference between the inner and outer barrels 1 can change the water bath gap 3, and adapt to different specifications of the fermentation container, and through the metal pipe 6 with better thermal conductivity, the circulating water structure is connected to realize the stable adjustment of the heat exchange medium 4, which is convenient to install and control, and ensures that the metal pipe 6 is placed in the water bath gap 3 according to the actual situation, thereby improving the temperature control stability and installation convenience when using different specifications of the fermentation container.

[0021] Moreover, the metal pipe 6 can be plastically deformed by an appropriate tool to bend in different shapes, which can adapt to different shapes and sizes of the inner barrel 2, and ensure that the metal pipe 6 can be evenly arranged in the water bath gap 3, and ensure uniform heat exchange of the heat exchange medium 4.

[0022] In order to further improve the heat preservation performance of the whole device, the outer barrel 1 body outer wall is provided with a heat preservation layer 7, which can be the existing heat insulation foam, and further, in order to improve the heat preservation performance, the heat preservation layer 7 includes heat insulation cotton, which can ensure stable heat preservation effect, convenient installation and low cost.

[0023] Moreover, the metal pipe 6 is a copper pipe, which can further improve the heat conduction performance and reasonably control the cost.

[0024] The upper side opening of the outer barrel 1 is provided with a cover body 8, the inlet and outlet of the circulating pump are both communicated with a hose 9, one end of the hose 9 away from the water bath pot is located outside the cover body 8 and connected to the metal pipe 6, the metal pipe 6 penetrates the cover body 8 and extends downward into the water bath gap 3, and the two ends of the metal pipe 6 are respectively communicated with two hoses 9, that is, the temperature is adjusted by the water bath pot, and the water of the specified temperature is introduced into the metal pipe 6 through the circulating pump to realize water circulation, so that the metal pipe 6 can stably exchange heat with the heat exchange medium 4; the setting of the hose 9 facilitates the stable placement of the whole pipeline in the water bath gap 3 of different sizes, thereby improving the operation convenience.

[0025] The outer wall of the hose 9 is provided with a heat insulation layer, and the heat insulation layer includes a heat insulation sponge layer to reduce the temperature loss of the constant temperature water circulated by the water bath pot.

[0026] In actual work process, it is necessary to monitor the temperature of the heat exchange medium 4 in real time, so the embodiment also includes a thermometer 10, the detection end of the thermometer 10 extends into the heat exchange medium 4, the thermometer 10 can realize an electronic thermometer 10, and is provided with an external display screen, which can display the temperature of the heat exchange medium 4 in real time, so as to determine the temperature adjustment range of the water bath pot according to the temperature of the heat exchange medium 4.

[0027] In order to improve the heat exchange efficiency and the stability of the constant temperature state, the heat exchange medium 4 comprises water. Since water has a large specific heat capacity, it can ensure slow temperature loss and improve the stability of the constant temperature state.

[0028] In summary, the embodiment provides a constant temperature water bath fermentation device, which comprises a fermentation barrel structure and a water bath equipment 5. The fermentation barrel structure comprises an outer barrel 1 and an inner barrel 2. A water bath gap 3 is arranged between the outer barrel 1 and the inner barrel 2, and the water bath gap 3 is filled with a heat exchange medium 4. The water bath equipment 5 comprises a water bath pot, and the water bath pot is connected with a metal pipe 6. The part of the metal pipe 6 away from the water bath pot extends into the water bath gap 3. The constant temperature water circulating in the water bath pot is used to transfer the temperature to the heat exchange medium 4 in the water bath gap 3. The good thermal conductivity of the metal pipe 6 and the heat insulation of the heat insulation cotton can achieve the constant temperature effect. Moreover, the technical solution recorded in the embodiment has the advantages of low cost, easy disassembly and assembly, and wide application range.

Claims

1. A constant temperature water bath fermentation device, comprising a fermentation vat structure and a water bath equipment (5), characterized in that: The fermentation barrel structure comprises an outer barrel (1) and an inner barrel (2), a water bath gap (3) is arranged between the outer barrel (1) and the inner barrel (2), and the water bath gap (3) is filled with a heat exchange medium (4); the water bath device (5) comprises a water bath pot and a circulating pump, the water bath pot is communicated with the circulating pump, the circulating pump is communicated with a metal pipe (6), two ends of the metal pipe (6) are respectively communicated with an inlet and an outlet of the circulating pump, and the metal pipe (6) extends into the water bath gap (3).

2. The constant temperature water bath fermentation device according to claim 1, characterized in that: An outer wall of the outer barrel (1) is provided with a heat preservation layer (7).

3. The constant temperature water bath fermentation device according to claim 2, characterized in that: The heat preservation layer (7) comprises heat insulation cotton.

4. The constant temperature water bath fermentation device according to claim 1, characterized in that: The metal pipe (6) is a copper pipe.

5. The constant temperature water bath fermentation device according to claim 1, characterized in that: A cover (8) is arranged on an upper side opening of the outer barrel (1), the inlet and the outlet of the circulating pump are both communicated with a hose (9), one end of the hose (9) away from the water bath pot is located outside the cover (8) and connected with the metal pipe (6), the metal pipe (6) penetrates through the cover (8) and extends downward into the water bath gap (3), and the metal pipe (6) is communicated with two hoses (9) at two ends.

6. The constant temperature water bath fermentation device according to claim 5, characterized in that: The hose (9) is provided with a heat insulation layer on an outer wall.

7. The constant temperature water bath fermentation device according to claim 1, characterized in that: A thermometer (10) is further included, and a detection end of the thermometer (10) extends into the heat exchange medium (4).

8. The constant temperature water bath fermentation device of claim 1, wherein: The heat exchange medium (4) comprises water.

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