Fermentation tank

Abstract

The utility model discloses a fermentation tank which comprises a fermentation tank body, a top cover is mounted on the top surface of the fermentation tank body in a sealing manner, and a bracket is welded on the top surface of the top cover; according to the utility model, the top cover with the pressing plate and the plurality of residue filtering cylinders is arranged on the fermentation tank, so that the plurality of residue filtering cylinders form a plurality of suction holes at the position of grain raw materials in the fermentation tank, and an external liquid pump acts on the header pipe to promote the header pipe to extract fermentation liquor filtered by the residue filtering cylinders through the plurality of liquid extraction pipes; secondary filtration is carried out through the filter head at the bottom of the liquid suction pipe and the spherical filter material arranged in the liquid suction pipe, grain raw materials are prevented from being sucked out, yellow water in the initial fermentation stage and crude wine in the later fermentation stage can be quickly sucked and discharged easily in the mode, and the hydraulic cylinder is combined to push the mounting plate and the stand columns on the bottom face of the mounting plate; and the pressing plate can extrude and drain the grain raw materials in the fermentation tank, so that the wine yield is improved, and meanwhile, yellow water can be fully sucked and drained in the initial stage of fermentation.

Description

Technical Field

[0001] The utility model relates to the field of brewing production, in particular to a fermentation tank. Background Art

[0002] Fermentation refers to the process in which people prepare microbial cells themselves, or directly metabolic products or secondary metabolic products by means of the life activities of microorganisms under aerobic or anaerobic conditions. Baijiu is a liquid brewed from grains through fermentation. Its main chemical component is ethanol, generally containing trace amounts of fusel alcohols, and it is a drink with ethnic cultural characteristics. The fermentation process of grain raw materials is generally carried out in a fermentation tank. In actual production, the fermentation tank has a structure with a mud bottom and mud walls.

[0003] After retrieval, the patent with publication number CN220098946U discloses a brewing fermentation tank, which includes a tank body opened on the ground and a cover body for closing the tank body. A yellow water tank is opened at the bottom of the tank body. A filter plate for closing the yellow water tank is arranged in the tank body. A plurality of filter holes are opened on the filter plate. The yellow water tank is communicated with a drain pipe, and the drain pipe extends outside the tank body. An outlet pipe is arranged on the cover body, and the outlet pipe penetrates through the cover body and is used for communicating with the drain pipe. A sealing plug for closing the outlet pipe is also arranged on the cover body. This application has the effect of facilitating the extraction of yellow water from the fermentation tank.

[0004] In the above solution, a single yellow water tank is used to accumulate the yellow water in the initial fermentation stage, and the suction and discharge of the yellow water are realized through the outlet pipe. However, in the actual fermentation stage, the yellow water in the initial fermentation stage covers the entire fermentation tank, and a part of it is also present in the grain raw materials. The above solution is prone to too long a suction and discharge cycle of the yellow water in the initial fermentation stage, which is not conducive to the efficient suction and discharge operation of the yellow water and also affects the final liquor yield.

[0005] Therefore, a fermentation tank is proposed, which has the advantages of being easy to efficiently suck and discharge the fermented yellow water and the crude liquor, thereby solving the problems in the above background art. Summary of the Utility Model

[0006] The purpose of the utility model is to provide a fermentation tank to solve the disadvantages existing in the prior art.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a fermentation tank, comprising a fermentation tank body, the top surface of the fermentation tank body is sealed with a top cover, and the top surface of the top cover is welded with a bracket, a hydraulic cylinder is fixedly installed on the top surface of the bracket, and the bottom of the hydraulic cylinder passes through the bracket and is fixedly installed with a mounting plate, a plurality of columns are welded on the bottom surface of the mounting plate, and a plurality of columns respectively pass through the top cover and are fixedly connected with a pressure plate, a plurality of filter residue cylinders are fixedly installed on the bottom surface of the top cover by bolts, and a liquid extraction pipe is inserted and installed in each filter residue cylinder, the bottom of the liquid extraction pipe is connected with a filter head, and the filter head is filled with spherical filter material, the top ends of the liquid extraction pipes of several filter residue cylinders are connected with a main pipe at the intersection, and one end of the main pipe is connected to an external liquid storage tank, and the pressure plate is provided with a plurality of make way holes, and several filter residue cylinders are respectively inserted in the plurality of make way holes.

[0008] As a further description of the above technical solution: a mounting plate is provided at the bottom of the piston rod, and the surface of the mounting plate is fixedly connected to the mounting plate by bolts, several columns of the mounting plate are interlaced and connected with the top cover, connecting holes are opened on the surface of the top cover corresponding to the columns, and sealing rubber rings are embedded and installed in the connecting holes corresponding to the columns.

[0009] As a further description of the above technical solution: the filter head is composed of a cylindrical filter shell and a spherical filter material filled inside the filter head, and the spherical filter material in the filter head is a porous structure.

[0010] As a further description of the above technical solution: the connection between the top cover and the fermentation tank body is filled with kiln mud.

[0011] As a further description of the above technical solution: electric valves are installed on the upper surfaces of several of the liquid extraction pipes, and the main pipe is connected with the bottom of the intersection of the several liquid extraction pipes.

[0012] As a further description of the above technical solution: a mounting ring is welded to the top of the filter residue cylinder, and a plurality of screw holes are opened around the surface of the mounting ring.

[0013] The utility model has the following beneficial effects:

[0014] In the utility model, a top cover with a pressure plate and a plurality of filter residue cylinders is arranged on the fermentation tank, so that the plurality of filter residue cylinders form a plurality of suction holes at the grain raw materials in the fermentation tank, and an external liquid pump acts on the main pipe to cause the main pipe to extract the fermentation liquid filtered by the filter residue cylinders through the plurality of pumping pipes, and perform secondary filtration through the filter head at the bottom of the pumping pipe and the built-in spherical filter material to avoid the grain raw materials being sucked out. In this way, it is easy to quickly absorb and discharge yellow water in the early stage of fermentation and crude wine and water in the late stage of fermentation. Combined with the hydraulic cylinder to push the mounting plate and the plurality of columns on the bottom surface thereof, the pressure plate can squeeze and discharge the grain raw materials in the fermentation tank, and can improve the wine yield while achieving sufficient absorption and discharge of yellow water in the early stage of fermentation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the fermentation tank of the utility model;

[0016] Figure 2 This is a bottom view of the light-transmitting top cover of the fermentation tank of the utility model;

[0017] Figure 3 This is a schematic diagram of the installation plate and the pressing plate structure of the fermentation tank of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of the filter residue cylinder of the fermentation tank of the utility model.

[0019] Legend:

[0020] 1. Fermentation tank body; 2. Top cover; 3. Bracket; 4. Hydraulic cylinder; 5. Mounting plate; 6. Column; 7. Pressing plate; 8. Filter residue cylinder; 9. Liquid extraction pipe; 10. Filter head; 11. Main pipe; 12. Electric valve; 13. Make way hole; 14. Spherical filter material; 15. Mounting ring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] According to an embodiment of the utility model, a fermentation tank is provided.

[0023] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figures 1-4As shown in the figure, the fermentation tank according to the embodiment of the present utility model includes a fermentation tank body 1. The top surface of the fermentation tank body 1 is hermetically installed with a top cover 2, and a support 3 is welded to the top surface of the top cover 2. A hydraulic cylinder 4 is fixedly installed on the top surface of the support 3. The bottom of the hydraulic cylinder 4 penetrates through the support 3 and is fixedly installed with a mounting plate 5. A plurality of columns 6 are welded to the bottom surface of the mounting plate 5, and the plurality of columns 6 respectively penetrate through the top cover 2 and are fixedly connected with a pressing plate 7. A plurality of slag filtering cylinders 8 are fixedly installed on the bottom surface of the top cover 2 by bolts. A liquid extraction pipe 9 is inserted into each of the slag filtering cylinders 8. The bottom of the liquid extraction pipe 9 is communicated with a filtering head 10, and spherical filter media 14 are filled inside the filtering head 10. The top ends of the liquid extraction pipes 9 of the plurality of slag filtering cylinders 8 intersect and are communicated with a main pipe 11, and one end of the main pipe 11 is connected to an external liquid storage tank. A plurality of relief holes 13 are formed in the pressing plate 7, and the plurality of slag filtering cylinders 8 are respectively inserted into the plurality of relief holes 13. In order to meet the requirements of light fermentation, the top cover 2 and the pressing plate 7 can be made of light-transmitting materials (for example: installing a viewing window or using tempered glass). For the parts not involved in the fermentation tank device, they are the same as the prior art or can be implemented by using the prior art. The hydraulic cylinder 4 and the electric valve 12 are provided with matching control switches, and the installation positions of the control switches are selected according to actual use requirements, as long as it is convenient for the operator to operate and control. The hydraulic cylinder 4 is equipped with a hydraulic station, which is easy for the hydraulic cylinder 4 to stretch and contract;

[0024] In one embodiment, an installation disc is provided at the bottom of the piston rod of the hydraulic cylinder 4, and the surface of the installation disc is fixedly connected to the mounting plate 5 by bolts. The plurality of columns 6 of the mounting plate 5 are all inserted and connected with the top cover 2. Connecting holes are formed in the surface of the top cover 2 corresponding to the columns 6, and sealing rubber rings are embedded and installed corresponding to the columns 6 in the connecting holes. Through the installation disc, it is easy to connect the hydraulic cylinder 4 and the mounting plate 5. Through the setting of the sealing rubber rings, it is easy to maintain the seal of the top cover 2.

[0025] In one embodiment, the filtering head 10 is composed of a cylindrical filtering shell and the spherical filter media 14 filled inside it, and the spherical filter media 14 in the filtering head 10 has a porous structure. Through the cylindrical filtering shell and the spherical filter media 14, it is easy to filter the fermentation liquid. The material of the spherical filter media 14 is activated carbon filter media.

[0026] In one embodiment, kiln mud is filled at the connection between the top cover 2 and the fermentation tank body 1. Through the setting of the kiln mud, the seal between the top cover 2 and the fermentation tank body 1 is maintained.

[0027] In one embodiment, electric valves 12 are installed on the upper surfaces of the plurality of liquid extraction pipes 9, and the bottom of the intersection of the main pipe 11 and the plurality of liquid extraction pipes 9 remains connected. Through the setting of the electric valves 12, it is easy to seal the liquid extraction pipes 9 during the fermentation stage to avoid the leakage of fermentation gas.

[0028] In one embodiment, an installation ring 15 is welded to the top of the filter residue cylinder 8, and a plurality of screw holes are circumferentially formed on the surface of the installation ring 15. Through the arrangement of the installation ring 15, the disassembly and replacement of the filter residue cylinder 8 are facilitated, and the replacement of the spherical filter material 14 in the filter head 10 is also facilitated.

[0029] Working principle:

[0030] During use, first place the top cover 2 at the open mouth of the fermentation tank body 1, so that a plurality of filter residue cylinders 8 form a plurality of suction holes at the grain raw material in the fermentation tank. When it is necessary to extract the fermented yellow water or the crude liquor, the external liquid pump acts on the main pipe 11, prompting the main pipe 11 to extract the fermented liquid filtered by the filter residue cylinder 8 through a plurality of liquid extraction pipes 9, and perform secondary filtration through the filter head 10 at the bottom of the liquid extraction pipe 9 and the spherical filter material 14 therein, avoiding the suction of the grain raw material, so that the yellow water in the initial stage of fermentation and the crude liquor in the later stage of fermentation can be discharged from the fermentation tank body 1. At the same time, by starting the hydraulic cylinder 4 to push the installation plate 5 and a plurality of columns 6 on its bottom surface to move downward, the pressing plate 7 can extrude and drain the grain raw material in the fermentation tank, improving the liquor yield and fully sucking and discharging the yellow water in the initial stage of fermentation.

[0031] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A fermentation tank, comprising a fermentation tank body (1), characterized in that: The top surface of the fermentation tank body (1) is sealed with a top cover (2), and a bracket (3) is welded to the top surface of the top cover (2), a hydraulic cylinder (4) is fixedly mounted on the top surface of the bracket (3), and a mounting plate (5) is fixedly mounted on the bottom of the hydraulic cylinder (4) through the bracket (3), a plurality of columns (6) are welded to the bottom surface of the mounting plate (5), and the plurality of columns (6) respectively penetrate the top cover (2) and are fixedly connected to a pressure plate (7), and a plurality of filter residue cartridges (8) are fixedly mounted on the bottom surface of the top cover (2) by bolts. , and a liquid extraction pipe (9) is inserted and installed in each filter residue cylinder (8), the bottom of the liquid extraction pipe (9) is connected to a filter head (10), and the filter head (10) is filled with spherical filter material (14), the top ends of the liquid extraction pipes (9) of several filter residue cylinders (8) are connected to a main pipe (11), and one end of the main pipe (11) is connected to an external liquid storage tank, and the pressure plate (7) is provided with a plurality of clearance holes (13), and the plurality of filter residue cylinders (8) are respectively inserted into the plurality of clearance holes (13).

2. The fermentation tank according to claim 1, characterized in that: A mounting plate is provided at the bottom of the piston rod of the hydraulic cylinder (4), and the surface of the mounting plate is fixedly connected to the mounting plate (5) by bolts. A plurality of columns (6) of the mounting plate (5) are all connected to the top cover (2) through insertion. A connecting hole is provided on the surface of the top cover (2) corresponding to the column (6), and a sealing rubber ring is embedded and installed in the connecting hole corresponding to the column (6).

3. The fermentation tank according to claim 1, characterized in that: The filter head (10) is composed of a cylindrical filter shell and a spherical filter material (14) filled therein, and the spherical filter material (14) in the filter head (10) is a porous structure.

4. The fermentation tank according to claim 1, characterized in that: The connection between the top cover (2) and the fermentation tank body (1) is filled with kiln mud.

5. The fermentation tank according to claim 1, characterized in that: An electric valve (12) is installed on the upper surface of the plurality of liquid extraction pipes (9), and the main pipe (11) is connected to the bottom of the intersection of the plurality of liquid extraction pipes (9).

6. The fermentation tank according to claim 1, characterized in that: A mounting ring (15) is welded to the top of the filter residue cylinder (8), and a plurality of screw holes are arranged around the surface of the mounting ring (15).

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