Beer production fermentation tank

Abstract

The utility model discloses a beer production fermentation tank, relates to the related field of beer production, and aims to solve the problems that in the fermentation process of a fermentation tank in the prior art, a large amount of suspended yeast and condensed and separated substances are not precipitated yet and need to be precipitated by standing or filtered by adopting a filtering structure; and a filtering structure often needs to be arranged outside the fermentation tank, so that the structure of the whole fermentation system is not simple. An inner cavity is formed in the fermentation tank body, a fixed outer cylinder is fixed to the lower end in the inner cavity, first arc-shaped open grooves are formed in the outer side face of the fixed outer cylinder from top to bottom at equal intervals, the first arc-shaped open grooves penetrate through the outer side face of the fixed outer cylinder, and first filter screens are arranged in the first arc-shaped open grooves; a middle containing cavity is formed in the fixed outer barrel, an action inner barrel is arranged in the middle of the interior of the inner cavity, the action inner barrel comprises an inner barrel body, and the inner barrel body is located in the middle containing cavity.

Description

Technical Field

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

[0002] Beer is made from wheat malt and barley malt as the main raw materials, with hops added, and then through liquid gelatinization and saccharification, and then liquid fermentation. It has a low alcohol content, contains carbon dioxide, and is rich in nutrition. It contains a variety of amino acids, vitamins, low-molecular sugars, inorganic salts and various enzymes. The low-molecular sugars and amino acids in beer are easily digested and absorbed, and generate a lot of heat energy in the body. These nutrients are easily absorbed and utilized by the human body.

[0003] The beer fermentation process is the normal life activity of beer yeast under certain conditions, using fermentable substances in wort, and its metabolic product is the desired product - beer. In the early stage of beer fermentation, aerobic respiration is carried out, mainly yeast cell proliferation, and in the later stage, anaerobic fermentation is carried out, and yeast cells use the nutrients in wort to produce alcohol, fusel oil and organic acids.

[0004] During the fermentation process in the fermentation tank, a large amount of suspended yeast and condensed substances have not yet settled, and need to be left to settle or filtered using a filtration structure; however, the filtration structure often needs to be set outside the fermentation tank, making the entire fermentation system structure inconvenient. Utility Model Content

[0005] The utility model aims to provide a beer production fermentation tank to solve the problem in the above-mentioned background technology that during the fermentation process of the fermentation tank, a large amount of suspended yeast and condensed substances have not yet settled down, and need to be left to settle or filtered by a filtering structure; and the filtering structure often needs to be arranged outside the fermentation tank, making the structure of the entire fermentation system inconvenient.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a beer production fermentation tank, comprising a fermentation tank body, the interior of the fermentation tank body is set as an inner cavity, a fixed outer cylinder is fixed at the lower end of the inner cavity, the outer side surface of the fixed outer cylinder is provided with first arc-shaped grooves equidistantly from top to bottom, the first arc-shaped grooves penetrate the outer side surface of the fixed outer cylinder, a first filter screen is arranged in the first arc-shaped groove, the interior of the fixed outer cylinder is set as a middle placement cavity, an action inner cylinder is arranged in the middle of the inner cavity, and the action inner cylinder includes an inner cylinder The cylinder body, the inner cylinder body is located in the middle placement cavity, the outer side surface of the inner cylinder body is equidistantly provided with a second arc-shaped groove from top to bottom, the second arc-shaped groove runs through the outer side surface of the inner cylinder body, a second filter screen is arranged in the second arc-shaped groove, the second filter screen and the first filter screen are located correspondingly, an upper fixed plate is fixed at the upper end of the inner cylinder body, a drainage pipe is installed in the middle of the lower end of the inner cylinder body, the drainage pipe passes through the fixed outer cylinder and the lower end surface of the fermentation tank body and extends to the lower end of the fermentation tank body, and a liquid outlet pipe is installed at the lower end of one side of the fermentation tank body.

[0007] Preferably, a stepped fixing ring is provided at the lower end of the upper fixing plate along the outside of the inner cylinder body, a sealing sleeve is provided inside the stepped fixing ring, and the sealing sleeve is located at the upper end of the fixed outer cylinder.

[0008] Preferably, a connecting ring is provided on the outer side of the upper end of the fermentation tank body, and upper fixing plates are fixed on both sides of the connecting ring.

[0009] Preferably, driving motors are installed on the upper ends of both sides of the fermentation tank body through motor brackets, the output shaft end of the driving motor is connected to a threaded rod, the external thread of the threaded rod is connected to an internally threaded sleeve, the upper end of the internally threaded sleeve is fixed to an upper fixed plate, and fixing rods are fixed on both sides of the lower end of the connecting ring, and the fixing rods pass through the upper end surface of the fermentation tank body and are fixed to the upper fixed plate.

[0010] Preferably, a beer raw material inlet pipe, a beer yeast inlet pipe and an exhaust pipe are installed at the upper end of the upper fixed plate, and the other ends of the beer raw material inlet pipe, the beer yeast inlet pipe and the exhaust pipe extend to the interior of the inner cylinder body, and the beer raw material inlet pipe, the beer yeast inlet pipe and the exhaust pipe are slidably connected to the upper end surface of the fermentation tank body.

[0011] Preferably, an inner insulation interlayer is provided in the inner wall of the fermentation tank body, a liquid inlet pipe is installed along the upper end of the inner insulation interlayer on one side of the fermentation tank body, and a liquid discharge pipe is installed along the lower end of the inner insulation interlayer on one side of the fermentation tank body.

[0012] Preferably, an exhaust pipe is installed at the upper end of one side of the fermentation tank body, and an air inlet pipe is installed at the upper end of the other side of the fermentation tank body, and the inner ends of the exhaust pipe and the air inlet pipe both extend into the interior of the inner cavity.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, when the inner cylinder is driven to move downward as a whole, the second arc-shaped groove is blocked by the barrel wall of the fixed outer cylinder, and a relatively sealed environment is formed in the inner cylinder. The beer fermentation raw materials and beer fermentation yeast are fed into the inner cylinder body for internal fermentation; when the inner cylinder is driven to move upward as a whole, the second arc-shaped groove gradually corresponds to the first arc-shaped groove so that the inner cylinder body is connected with the inner cavity, and the liquid enters the inner cavity through the first filter screen and the second filter screen, and then the control valve on the liquid outlet pipe is opened to allow the beer to flow out, and the control valve on the impurity discharge pipe is opened to allow the yeast and condensed substances inside the inner cylinder body to be discharged. That is, the filtration is set inside the fermentation tank, not outside the tank, saving space for the entire production system, and is conducive to reducing production time and production steps, solving the problem that a large amount of suspended yeast and condensed substances have not yet settled in the fermentation process of the fermentation tank, and need to be left to settle or filtered by a filtration structure; and the filtration structure often needs to be set outside the fermentation tank, making the entire fermentation system structure inconvenient.

[0015] In the utility model, the driving motor drives the threaded rod to rotate, and the upper fixed plate and the connecting ring are pulled downward by the threaded connection relationship between the threaded rod and the internal threaded sleeve connecting ring, and the action inner cylinder is driven to move downward as a whole due to the connection relationship with the upper fixed plate through the fixed rod; the driving motor drives the threaded rod to rotate in the opposite direction, and the upper fixed plate and the connecting ring are driven to move upward by the threaded connection relationship between the threaded rod and the internal threaded sleeve connecting ring, and the action inner cylinder is driven to move upward as a whole due to the connection relationship with the upper fixed plate through the fixed rod. The action inner cylinder is driven to move by this driving structure, and the position between the action inner cylinder and the fixed outer cylinder is adjusted to cooperate to complete the fermentation and filtration work. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional structural schematic diagram of a beer production fermentation tank of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of a beer production fermentation tank of the utility model;

[0018] Figure 3 It is a three-dimensional structural schematic diagram of a fixed outer cylinder of a beer production fermentation tank of the utility model;

[0019] Figure 4 It is a three-dimensional structural schematic diagram of an action inner cylinder of a beer production fermentation tank of the utility model.

[0020] In the figure: 1, fermentation tank body; 2, inner insulation interlayer; 3, liquid inlet pipe; 4, liquid discharge pipe; 5, inner cavity; 6, suction pipe; 7, air inlet pipe; 8, liquid outlet pipe; 9, fixed outer cylinder; 10, first arc-shaped slot; 11, first filter screen; 12, middle placement cavity; 13, action inner cylinder; 14, inner cylinder body; 15, second arc-shaped slot; 16, second filter screen; 17, upper fixed plate; 18, beer raw material inlet pipe; 19, beer yeast inlet pipe; 20, exhaust pipe; 21, impurity discharge pipe; 22, fixed rod; 23, stepped fixed ring; 24, sealing sleeve; 25, drive motor; 26, threaded rod; 27, internal threaded sleeve; 28, upper fixed plate; 29, connecting ring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1-4The utility model provides an embodiment: a beer production fermentation tank, including a fermentation tank body 1, an inner insulation interlayer 2 is provided in the inner wall of the fermentation tank body 1, a liquid inlet pipe 3 is installed along the upper end of the inner insulation interlayer 2 on one side of the fermentation tank body 1, and a liquid discharge pipe 4 is installed along the lower end of the inner insulation interlayer 2 on one side of the fermentation tank body 1; the interior of the fermentation tank body 1 is arranged as an inner cavity 5, a fixed outer cylinder 9 is fixed at the lower end of the inner cavity 5, and the outer side surface of the fixed outer cylinder 9 is equidistantly provided with first arc-shaped grooves 10 from top to bottom, the first arc-shaped grooves 10 penetrate the outer side surface of the fixed outer cylinder 9, a first filter screen 11 is arranged in the first arc-shaped groove 10, and the fixed outer cylinder 9 is set as a middle placement chamber 12, and an action inner cylinder 13 is set in the middle of the inner cavity 5. The action inner cylinder 13 includes an inner cylinder body 14. The inner cylinder body 14 is located in the middle placement chamber 12. The outer side of the inner cylinder body 14 is equidistantly provided with second arc-shaped slots 15 from top to bottom. The second arc-shaped slots 15 penetrate the outer side of the inner cylinder body 14. A second filter screen 16 is set in the second arc-shaped slot 15. The second filter screen 16 and the first filter screen 11 are located at corresponding positions. A silicone layer is set on the inner periphery of the first arc-shaped slot 10 and the outer periphery of the second arc-shaped slot 15 to seal the internal space; an upper solid is fixed on the upper end of the inner cylinder body 14. The fixed plate 17, the lower end of the upper fixed plate 17 is provided with a stepped fixed ring 23 along the outside of the inner cylinder body 14, and a sealing sleeve 24 is provided in the stepped fixed ring 23, which plays the role of upper sealing. The sealing sleeve 24 is located at the upper end of the fixed outer cylinder 9; a discharge pipe 21 is installed in the middle of the lower end of the inner cylinder body 14, and the discharge pipe 21 passes through the fixed outer cylinder 9 and the lower end surface of the fermentation tank body 1 and extends to the lower end of the fermentation tank body 1. The upper end of the upper fixed plate 17 is provided with a beer raw material inlet pipe 18, a beer yeast inlet pipe 19 and an exhaust pipe 20, and the other ends of the beer raw material inlet pipe 18, the beer yeast inlet pipe 19 and the exhaust pipe 20 all extend to the inside of the inner cylinder body 14 The beer raw material inlet pipe 18, the beer yeast inlet pipe 19 and the exhaust pipe 20 are slidably connected to the upper end surface of the fermentation tank body 1. The beer fermentation raw materials are fed into the inner cylinder body 14 through the beer raw material inlet pipe 18, and the beer fermentation yeast is fed into the inner cylinder body 14 through the beer yeast inlet pipe 19. The generated gas will push the exhaust structure in the exhaust pipe 20, so that the exhaust pipe 20 is connected to the outside for exhaust; a push pin is arranged in the exhaust pipe 20. When the pressure at the lower end reaches a certain value, the push pin is driven upward, so that the inside of the exhaust pipe 20 is connected to the outside. This part of the structure is a common exhaust structure; a liquid outlet pipe 8 is installed at the lower end of one side of the fermentation tank body 1.A connecting ring 29 is provided on the outer side of the upper end of the fermentation tank body 1, and upper fixing plates 28 are fixed on both sides of the connecting ring 29. A driving motor 25 is installed on the upper ends of both sides of the fermentation tank body 1 through a motor bracket. The output shaft end of the driving motor 25 is connected to a threaded rod 26, and the external thread of the threaded rod 26 is connected to an internal threaded sleeve 27. The upper end of the internal threaded sleeve 27 is fixed to the upper fixing plate 28, and fixing rods 22 are fixed on both sides of the lower end of the connecting ring 29. The fixing rods 22 pass through the upper end surface of the fermentation tank body 1 and are fixed to the upper fixing plate 17.

[0023] The driving motor 25 drives the threaded rod 26 to rotate, and the threaded connection relationship between the threaded rod 26 and the connecting ring 29 of the internal threaded sleeve 27 pulls the upper fixed plate 28 and the connecting ring 29 to move downward. Due to the connection relationship with the upper fixed plate 17 through the fixing rod 22, the action inner cylinder 13 is driven to move downward as a whole, and the second arc-shaped groove 15 is blocked by the barrel wall of the fixed outer cylinder 9, and a relatively sealed environment is formed in the action inner cylinder 13.

[0024] Beer fermentation raw materials are fed into the inner barrel body 14 through the beer raw material inlet pipe 18, and beer fermentation yeast is fed into the inner barrel body 14 through the beer yeast inlet pipe 19. After internal fermentation, the obtained gas will push the exhaust structure in the exhaust pipe 20, so that the exhaust pipe 20 is connected to the outside for exhaust.

[0025] After fermentation is completed, the driving motor 25 drives the threaded rod 26 to rotate in the opposite direction, and the threaded connection relationship between the threaded rod 26 and the connecting ring 29 of the internal threaded sleeve 27 drives the upper fixed plate 28 and the connecting ring 29 to move upward. Due to the connection relationship with the upper fixed plate 17 through the fixing rod 22, the inner cylinder 13 is driven to move upward as a whole, and the second arc groove 15 gradually corresponds to the first arc groove 10 so that the interior of the inner cylinder body 14 is connected with the inner cavity 5, and the liquid enters the inner cavity 5 through the first filter screen 11 and the second filter screen 16. Then, the control valve on the liquid outlet pipe 8 is opened to allow the beer to flow out, and the control valve on the discharge pipe 21 is opened to discharge the yeast and condensed substances inside the inner cylinder body 14, and then the yeast is separated by external equipment.

[0026] Furthermore, an exhaust pipe 6 is installed at the upper end of one side of the fermentation tank body 1, and an air intake pipe 7 is installed at the upper end of the other side of the fermentation tank body 1. The inner ends of the exhaust pipe 6 and the air intake pipe 7 extend to the interior of the inner cavity 5.

[0027] The gas inside the inner cavity 5 is extracted through the exhaust pipe 6, and then clean air is sent into the inner cavity 5 through the air inlet pipe 7 to prevent miscellaneous bacteria from entering the inner cavity to contaminate the fermentation process.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A beer production fermentation tank, comprising a fermentation tank body (1), Features: The interior of the fermentation tank body (1) is configured as an inner cavity (5), a fixed outer cylinder (9) is fixed at the lower end of the inner cavity (5), the outer side surface of the fixed outer cylinder (9) is provided with first arc-shaped slots (10) equidistantly from top to bottom, the first arc-shaped slots (10) penetrate the outer side surface of the fixed outer cylinder (9), a first filter screen (11) is arranged in the first arc-shaped slot (10), the interior of the fixed outer cylinder (9) is configured as an intermediate placement cavity (12), an action inner cylinder (13) is arranged in the middle of the inner cavity (5), the action inner cylinder (13) comprises an inner cylinder body (14), the inner cylinder body (14) is located in the intermediate placement cavity (12), the inner cylinder body The outer side surface of the inner cylinder body (14) is provided with second arc-shaped grooves (15) equidistantly from top to bottom, the second arc-shaped grooves (15) penetrate the outer side surface of the inner cylinder body (14), a second filter screen (16) is arranged in the second arc-shaped grooves (15), and the second filter screen (16) and the first filter screen (11) are located correspondingly, an upper fixed plate (17) is fixed at the upper end of the inner cylinder body (14), a waste pipe (21) is installed in the middle of the lower end of the inner cylinder body (14), the waste pipe (21) passes through the fixed outer cylinder (9) and the lower end surface of the fermentation tank body (1) and extends to the lower end of the fermentation tank body (1), and a liquid outlet pipe (8) is installed at the lower end of one side of the fermentation tank body (1).

2. A beer production fermentation tank according to claim 1, Features: A stepped fixing ring (23) is provided at the lower end of the upper fixing plate (17) along the outside of the inner cylinder body (14), and a sealing sleeve (24) is provided inside the stepped fixing ring (23). The sealing sleeve (24) is located at the upper end of the fixed outer cylinder (9).

3. A beer production fermentation tank according to claim 1, Features: A connecting ring (29) is provided on the outer side of the upper end of the fermentation tank body (1), and upper fixing plates (28) are fixed on both sides of the connecting ring (29).

4. A beer production fermentation tank according to claim 3, Features: Drive motors (25) are mounted on the upper ends of both sides of the fermentation tank body (1) via motor brackets; the output shaft end of the drive motor (25) is connected to a threaded rod (26); the external thread of the threaded rod (26) is connected to an internal threaded sleeve (27); the upper end of the internal threaded sleeve (27) is fixed to an upper fixing plate (28); fixed rods (22) are fixed to both sides of the lower end of the connecting ring (29); the fixed rods (22) pass through the upper end surface of the fermentation tank body (1) and are fixed to the upper fixing plate (17).

5. A beer production fermentation tank according to claim 1, Features: A beer raw material inlet pipe (18), a beer yeast inlet pipe (19) and an exhaust pipe (20) are mounted on the upper end of the upper fixed plate (17); the other ends of the beer raw material inlet pipe (18), the beer yeast inlet pipe (19) and the exhaust pipe (20) extend into the interior of the inner cylinder body (14); and the beer raw material inlet pipe (18), the beer yeast inlet pipe (19) and the exhaust pipe (20) are slidably connected to the upper end surface of the fermentation tank body (1).

6. A beer production fermentation tank according to claim 1, Features: An inner thermal insulation interlayer (2) is provided in the inner wall of the fermentation tank body (1), a liquid inlet pipe (3) is installed along the upper end of the inner thermal insulation interlayer (2) on one side of the fermentation tank body (1), and a liquid discharge pipe (4) is installed along the lower end of the inner thermal insulation interlayer (2) on one side of the fermentation tank body (1).

7. A beer production fermentation tank according to claim 1, Features: An air extraction pipe (6) is installed at the upper end of one side of the fermentation tank body (1), and an air intake pipe (7) is installed at the upper end of the other side of the fermentation tank body (1), and the inner ends of the air extraction pipe (6) and the air intake pipe (7) both extend into the interior of the inner cavity (5).

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