A constant pressure device for brewing fruit wine

By designing a constant pressure device for fruit wine brewing, using an annular frame and fan blades to drive filtration and vortex formation, the problem of cumbersome filtration process and loss of wine aroma in traditional fruit wine brewing equipment has been solved, and the effect of efficiently removing impurities and retaining aroma has been achieved.

CN119144405BActive Publication Date: 2025-01-24YANTAI UNIV
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Patent Information

Application Number
CN202411594910.7
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-11-11
Publication Date
2025-01-24
Estimated Expiration
2044-11-11

AI Technical Summary

Technical Problem

After the fermentation is over, traditional fruit wine brewing equipment needs to filter and clarify the fruit wine to remove impurities and suspended matter, but the process is cumbersome and the wine will lose its aroma during the conversion process and will easily breed bacteria.

Method used

A fruit wine brewing constant pressure device is designed, including the constant pressure tank, the filter unit, the collection unit, and the suction unit. Through the circular frame, the filter is driven to slide the fruct residue and peel in the body of the constant pressure tank. The combination of the arc block and the filter make the liquor in the wine is squeezed out to avoid waste. At the same time, the fan blades drive the liquor to form vortex, gather the impurities to the center of the cone -shaped base, and draw the impurities and liquor to remove the impurities and wine to further remove the impurities.

Benefits of technology

It realizes the process of filtration and removal of impurities in the same fermentation tank, retaining the aroma of the wine to the greatest extent, avoiding the breeding of bacteria in the wine, and improving the taste and purity of the wine.

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Abstract

The present invention relates to the technical field of fruit wine brewing equipment, and in particular to a fruit wine brewing constant pressure device, comprising a brewing body, the brewing body comprising a constant pressure tank body, a conical bottom cover fixedly connected to the lower end of the constant pressure tank body, a collecting unit for collecting fine impurities arranged in the conical bottom cover, a filtering unit for filtering coarse impurities arranged above the collecting unit, a suction unit connected below the collecting unit, wherein the collecting unit comprises a conical base, the conical base is fixedly connected in the conical bottom cover, an arc-shaped collecting chamber is arranged in the conical base, and a fan blade is arranged above the arc-shaped collecting chamber. The present invention utilizes the fan blade to drive the wine to form a vortex, utilizes the attraction of the vortex to gather the impurities in the wine to the center of the conical base, utilizes the special shape of the arc-shaped collecting chamber that is wide at the top and narrow at the bottom to collect the impurities, and then utilizes the suction unit to extract the wine with impurities in the arc-shaped collecting chamber and discharge it to the filter net for filtration, thereby removing the impurities in the wine and improving the taste of the wine.
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Description

Technical Field

[0001] The invention relates to the technical field of fruit wine brewing equipment, in particular to a fruit wine brewing constant pressure device. Background Art

[0002] The basic principle of fruit wine brewing is to use yeast to convert the sugar in the fruit into alcohol and carbon dioxide. Under anaerobic conditions, yeast gradually converts the sugar in the fruit into alcohol and carbon dioxide through its own metabolic activities, and the final liquid is fruit wine.

[0003] After fermentation, traditional brewing equipment needs to filter and clarify the fruit wine to remove impurities and suspended matter to make the wine clearer and more transparent. The filtered and clarified fruit wine is then placed in a sealed container for aging, which requires the wine to be transferred to different brewing containers. Not only is the process cumbersome, but the aroma of the wine will also be lost during the transfer process, and it will also be easy to breed bacteria. Summary of the invention

[0004] The purpose of this section is to summarize some aspects of embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and the invention title of this application to avoid blurring the purpose of this section, the specification abstract and the invention title, and such simplifications or omissions cannot be used to limit the scope of the present invention.

[0005] The invention provides a constant pressure device for brewing fruit wine, which solves the above technical problems.

[0006] A constant pressure device for brewing fruit wine, comprising a brewing body, the brewing body comprising a constant pressure tank body, a conical bottom cover is fixedly connected to the lower end of the constant pressure tank body, a collecting unit for collecting fine impurities is arranged inside the conical bottom cover, a filtering unit for filtering coarse impurities is arranged above the collecting unit, and a suction unit is connected below the collecting unit;

[0007] Wherein, the collecting unit comprises a conical base, the conical base is fixedly connected to the conical bottom cover, an arc-shaped collecting chamber is opened in the conical base, fan blades are arranged above the arc-shaped collecting chamber, belts are embedded on the fan blades, and the fan blades are driven to rotate by the belts.

[0008] As a preferred solution of the constant pressure device for brewing fruit wine provided by the present invention, a sealed end cover is installed on the constant pressure tank body, and a pressure regulator is fixedly connected to the sealed end cover, and the pressure regulator is used to control the air pressure in the constant pressure tank body.

[0009] As a preferred solution of the constant pressure device for brewing fruit wine provided by the present invention, the filtering unit includes an annular frame, which is slidably connected to the inside of the constant pressure tank body, the annular frame and the inner wall of the constant pressure tank body are slidably fitted, and a filter net is fixedly connected to the middle of the annular frame.

[0010] As a preferred solution of the constant pressure device for brewing fruit wine provided by the present invention, a motor is provided below the annular frame, the motor is fixedly connected to the inner wall of the constant pressure tank body, the output shaft of the motor faces the sealing end cover, the output shaft of the motor is fixedly connected to a screw rod, the screw rod passes through the annular frame and extends to below the sealing end cover, the screw rod and the annular frame are threadedly connected, and an arc block is fixedly connected below the sealing end cover.

[0011] As a preferred solution of the constant pressure device for brewing fruit wine provided by the present invention, one end of the belt away from the fan blade is rotatably connected to the output shaft of the motor.

[0012] As a preferred solution of the constant pressure device for brewing fruit wine provided by the present invention, a plurality of wine outlet pipes are provided on the conical base, and the wine outlet pipes are distributed in a circle on the periphery of the arc-shaped collecting chamber, and a collecting pipe is fixedly connected to the lower end of the conical base, and a wine receiving pipe is fixedly connected to the lower end of the collecting pipe, and the wine outlet pipe, the collecting pipe and the wine receiving pipe are connected to each other.

[0013] As a preferred solution of the constant pressure device for brewing fruit wine provided by the present invention, the suction unit includes a suction pipe, one end of the suction pipe is fixedly connected to the bottom of the arc-shaped collecting chamber, a suction barrel is fixedly connected to one side of the constant pressure tank body, one end of the suction pipe away from the arc-shaped collecting chamber is fixedly connected to the bottom of the suction barrel, a piston is slidably connected in the suction barrel, the upper end surface of the piston is fixedly connected to a push-pull rod, the upper end of the push-pull rod extends out of the suction barrel and is fixedly connected to an L-shaped rod, the L-shaped rod extends to the interior of the constant pressure tank body, and the L-shaped rod is fixedly connected to the annular frame through a steel wire rope.

[0014] As a preferred solution of the constant pressure device for fruit wine brewing provided by the present invention, a reflux pipe is fixedly connected to one side of the suction barrel, the reflux pipe is located below the piston, the reflux pipe connects the suction barrel and the constant pressure tank body, and a one-way valve is provided in the reflux pipe and the suction pipe.

[0015] As a preferred solution of the constant pressure device for brewing fruit wine provided by the present invention, the arc-shaped collecting chamber becomes narrower from top to bottom.

[0016] Beneficial effects of the present invention:

[0017] In the present invention, the filter screen is driven by the annular frame to slide upward in the constant pressure tank body, and the pomace and peel are filtered to improve the taste of the wine. At the same time, the wine in the pomace and peel is squeezed out by the cooperation between the arc block and the filter screen, so as to avoid wasting the wine. At the same time, the fan blade is used to drive the wine to form a vortex, and the impurities in the wine are gathered to the center of the conical base by the attraction of the vortex, and the impurities are collected by the special shape of the arc collection chamber, which is wide at the top and narrow at the bottom. Then, the wine with impurities in the arc collection chamber is extracted and discharged to the filter screen for filtration by the suction unit, so as to further remove the impurities in the wine and further improve the taste of the wine. At the same time, all the processes are completed in the same fermentation tank, which retains the aroma of the wine to the greatest extent and avoids the breeding of bacteria in the wine. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative labor.

[0019] in:

[0020] Figure 1 This is a schematic diagram of the overall structure of a constant pressure device for brewing fruit wine;

[0021] Figure 2 It is a cross-sectional view of the internal connection structure of a constant pressure tank in a constant pressure device for brewing fruit wine;

[0022] Figure 3 It is a cross-sectional view of the connection structure between a brewing body and a filtering unit in a constant pressure device for brewing fruit wine;

[0023] Figure 4 It is a cross-sectional view of the connection structure of a collecting unit and a suction unit in a constant pressure device for brewing fruit wine;

[0024] Figure 5 for Figure 4 A magnified schematic diagram of the connection structure at center A;

[0025] In the figure:

[0026] 1. Brewing body; 11. Constant pressure tank; 12. Sealed end cover; 13. Pressure regulator; 14. Conical bottom cover;

[0027] 2. Filter unit; 21. Filter screen; 22. Ring frame; 23. Screw rod; 24. Motor; 25. Arc block;

[0028] 3. Collection unit; 31. Conical base; 32. Arc-shaped collection chamber; 33. Fan blades; 34. Belt; 35. Wine outlet pipe; 36. Collecting pipe; 37. Wine receiving pipe;

[0029] 4. Suction unit; 41. Suction bucket; 42. Suction pipe; 43. Piston; 44. Push-pull rod; 45. L-shaped rod; 46. Steel wire rope; 47. Return pipe. DETAILED DESCRIPTION

[0030] In order to make the purpose, features and advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] Example

[0032] like Figure 1 , Figure 2 and Figure 3 As shown, a constant pressure device for brewing fruit wine comprises a brewing body 1, the brewing body 1 comprises a constant pressure tank body 11, a conical bottom cover 14 is fixedly connected to the lower end of the constant pressure tank body 11, a collecting unit 3 for collecting fine impurities is arranged inside the conical bottom cover 14, a filtering unit 2 for filtering coarse impurities is arranged above the collecting unit 3, and a suction unit 4 is connected below the collecting unit 3;

[0033] The collecting unit 3 includes a conical base 31, which is fixedly connected to the conical bottom cover 14. An arc-shaped collecting chamber 32 is provided in the conical base 31. A fan blade 33 is provided above the arc-shaped collecting chamber 32. A belt 34 is embedded on the fan blade 33, and the fan blade 33 is driven to rotate by the belt 34.

[0034] A sealed end cover 12 is installed on the constant pressure tank body 11, and a pressure regulator 13 is fixedly connected to the sealed end cover 12. The pressure regulator 13 is used to control the air pressure in the constant pressure tank body 11;

[0035] One end of the belt 34 away from the fan blade 33 is rotatably connected to the output shaft of the motor 24;

[0036] The arc-shaped collecting chamber 32 gradually narrows from top to bottom.

[0037] In the embodiment, when the annular frame 22 and the filter screen 21 slide upward, the output shaft of the motor 24 drives the belt 34 to rotate, and the belt 34 drives the fan blades 33 to rotate slowly. When the fan blades 33 rotate slowly, they disturb the surrounding wine, and then the wine rotates to form a vortex. The center of the vortex forms a sharp edge, which will attract impurities in the wine to the center of the conical bottom cover 14 for gathering. At the same time, due to the gravity of the impurities, the impurities will fall into the arc-shaped collection chamber 32 at the center of the conical base 31, completing the removal of impurities in the wine, so as to improve the purity of the wine and enhance the taste.

[0038] It should be noted that the arc-shaped collection chamber 32 is wide at the top and narrow at the bottom, so it can collect more impurities. At the same time, the arc-shaped collection chamber 32 has a streamlined structure from top to bottom. After the impurities fall into the upper part of the arc-shaped collection chamber 32, they will automatically slide to the lower part of the arc-shaped collection chamber 32, thereby improving the collection effect and enabling the suction unit 4 to suck more impurities (the suction pipe 42 is connected to the bottom of the arc-shaped collection chamber 32).

[0039] like Figure 2 , Figure 3 and Figure 4 As shown, the filter unit 2 includes an annular frame 22, which is slidably connected to the interior of the constant pressure tank body 11, the annular frame 22 and the inner wall of the constant pressure tank body 11 are slidably fitted, and a filter screen 21 is fixedly connected to the middle of the annular frame 22;

[0040] A motor 24 is provided below the annular frame 22, and the motor 24 is fixedly connected to the inner wall of the constant pressure tank body 11. The output shaft of the motor 24 faces the sealing end cover 12. The output shaft of the motor 24 is fixedly connected to a screw rod 23, which passes through the annular frame 22 and extends to the bottom of the sealing end cover 12. The screw rod 23 and the annular frame 22 are threadedly connected, and an arc block 25 is fixedly connected to the bottom of the sealing end cover 12.

[0041] In the embodiment, the user first opens the sealing end cover 12, and then injects fruits and other raw materials and water into the constant pressure tank body 11. At this time, the fruits and other raw materials are above the filter screen 21. Then, the sealing end cover 12 is closed, and the pressure regulator is adjusted to set the air pressure. Then, fermentation is carried out. When the fruit is fermented, gas is generated, which causes the air pressure inside the constant pressure tank body 11 to increase. The gas can be released through the pressure regulator 13 (the pressure regulator 13 is a prior art, and the pressure regulator 13 is mainly composed of a pressure sensing element, a main valve core and a matching valve seat. It adjusts the opening and closing degree of the main valve core according to the change of external pressure to control the area through which the fluid passes, thereby realizing pressure regulation). Keep the air pressure in the constant pressure tank body 11 stable to meet the standards of the brewing process and improve the taste of the finished wine. After the fermentation is completed, the pomace and peels are present in the wine. The driving motor 24 drives the screw rod 23 to rotate. The rotation of the screw rod 23 drives the annular frame 22 to slide upward in the constant pressure tank 11. At the same time, the annular frame 22 drives the filter screen 21 to move upward. When the filter screen 21 moves upward, the pomace and peels in the wine will be salvaged. Finally, the filter screen 21 moves upward to reach above the liquid surface, thereby filtering the pomace and peels in the wine. At the same time, the filter screen 21 drives the pomace and peels to contact and squeeze the arc block 25 above. The matching shapes of the arc block 25 and the filter screen 21 can squeeze out the residual wine in the pomace and peels, thereby preventing the wine from being cleaned up with the pomace and peels, resulting in waste.

[0042] like Figure 2 , Figure 4 and Figure 5 As shown, a plurality of wine outlet pipes 35 are provided on the conical base 31, and the wine outlet pipes 35 are circumferentially distributed on the periphery of the arc-shaped collecting chamber 32. A collecting pipe 36 is fixedly connected to the lower end of the conical base 31, and a wine receiving pipe 37 is fixedly connected to the lower end of the collecting pipe 36. The wine outlet pipes 35, the collecting pipe 36 and the wine receiving pipe 37 are connected to each other.

[0043] The suction unit 4 includes a suction pipe 42, one end of which is fixedly connected to the bottom of the arc-shaped collecting chamber 32, a suction barrel 41 is fixedly connected to one side of the constant pressure tank body 11, and one end of the suction pipe 42 away from the arc-shaped collecting chamber 32 is fixedly connected to the bottom of the suction barrel 41, a piston 43 is slidably connected in the suction barrel 41, and a push-pull rod 44 is fixedly connected to the upper end surface of the piston 43, and the upper end of the push-pull rod 44 extends out of the suction barrel 41 and is fixedly connected to an L-shaped rod 45, and the L-shaped rod 45 extends to the interior of the constant pressure tank body 11, and the L-shaped rod 45 is fixedly connected to the annular frame 22 through a steel wire rope 46;

[0044] A reflux pipe 47 is fixedly connected to one side of the suction barrel 41 . The reflux pipe 47 is located below the piston 43 . The reflux pipe 47 connects the suction barrel 41 and the constant pressure tank body 11 . Check valves are provided in the reflux pipe 47 and the suction pipe 42 .

[0045] In the embodiment, the annular frame 22 contacts the L-shaped rod 45 during the process of sliding upwards. When the L-shaped rod 45 moves upwards, it drives the push-pull rod 44 to move upwards. The upward movement of the push-pull rod 44 drives the piston 43 to slide upwards in the suction barrel 41. The piston 43 generates negative pressure when sliding. The suction pipe 42 (the one-way valve installed in the suction pipe 42 allows only inflow but not outflow, and the one-way valve installed in the reflux pipe 47 allows only outflow but not inflow) draws impurities and part of the wine in the arc-shaped collection chamber 32 into the suction barrel 41.

[0046] After the user cleans the fruit residue and peel on the filter 21, the motor 24 is driven again to drive the screw rod 23 to rotate. The screw rod 23 rotates to drive the annular frame 22 and the filter 21 to slide downward and reset. When the annular frame 22 slides down to the preset position, the wire rope 46 is tightened, and the L-shaped rod 45 drives the push-pull rod 44 to move downward after receiving the pulling force of the wire rope 46. The push-pull rod 44 drives the piston 43 to slide downward in the suction barrel 41 to squeeze the wine with impurities. The wine with impurities enters the constant pressure tank 11 through the reflux pipe 47 (the one-way valve installed in the suction pipe 42 allows it to only enter and not exit, and the one-way valve installed in the reflux pipe 47 allows it to only exit and not enter) and falls on the filter 21. The impurities will remain on the filter 21, and the wine will enter the bottom through the filter 21, thereby further removing impurities in the wine and improving the taste of the wine. The filtered wine is then aged for secondary fermentation.

[0047] The wine outlet pipe 35 is arranged on the conical base 31, and the height of the upper end thereof is higher than the height of the arc-shaped collecting chamber 32. The wine outlet pipe 35 is arranged at the periphery of the conical base 31, which can effectively prevent the mixing of impurities. Because the impurities have been gathered to the center of the conical base 31 by the previous wine vortex, and the impurity content at the periphery of the conical base 31 is very small. The wine enters the collecting pipe 36 through the wine outlet pipe 35, and then is discharged from the wine receiving pipe 37.

[0048] The workflow is as follows:

[0049] First, the user opens the sealed end cap 12, and then adds brewing raw materials (fruits, water and other raw materials) into the interior. At this time, the fruit is located above the filter 21. Then the sealed end cap 12 is closed, and the air pressure in the constant pressure tank 11 is stabilized by the pressure regulator 13. After the fermentation is completed, the wine and the filter residue need to be separated. First, the screw rod 23 is driven to rotate by the driving motor 24. The rotation of the screw rod 23 will drive the annular frame 22 to slide upward in the constant pressure tank 11. At the same time, the annular frame 22 drives the filter 21 to move upward. When the filter 21 moves upward, the pomace and peel in the wine will be filtered. Finally, the filter 21 moves upward to reach above the liquid surface. At the same time, the filter 21 drives the pomace and peel to contact the arc block 25 above. The shape of the arc block 25 and the filter 21 matching each other can squeeze out the residual wine in the pomace and peel, preventing the wine from being cleaned with the pomace and peel, resulting in waste. When the ring frame 22 and the filter screen 21 slide upward, the output shaft of the motor 24 drives the belt 34 to rotate, and the belt 34 drives the fan blades 33 to rotate slowly. When the fan blades 33 rotate slowly, the wine will rotate to form a vortex, and the vortex will attract impurities in the wine to the center of the conical bottom cover 14 to gather. Due to the gravity of the impurities, the impurities will enter the arc-shaped collection chamber 32 at the center of the conical base 31. The arc-shaped collection chamber 32 is wide at the top and narrow at the bottom, which can collect more impurities to improve the purity of the wine and enhance the taste. In the process of the ring frame 22 sliding upward, the push-pull rod 44 will be driven to move upward through the L-shaped rod 45. When the push-pull rod 44 moves upward, it will drive the piston 43 to slide upward in the suction barrel 41. The piston 43 generates negative pressure when sliding. At this time, the suction pipe 42 extracts the impurities and part of the wine in the arc-shaped collection chamber 32 into the suction barrel 41. After waiting for the user to clean the fruit residue and peel on the filter 21, the motor 24 is driven again to drive the screw rod 23 to rotate. The screw rod 23 rotates to drive the annular frame 22 and the filter 21 to slide downward and reset. When the annular frame 22 slides down to the preset position, the wire rope 46 is tightened, and the L-shaped rod 45 drives the push-pull rod 44 to move downward after receiving the pulling force of the wire rope 46. The push-pull rod 44 drives the piston 43 to slide downward in the suction barrel 41 to squeeze the wine with impurities. The wine with impurities enters the constant pressure tank body 11 through the reflux pipe 47 and falls on the filter 21 for filtration. The filtered wine is then aged for secondary fermentation. When wine needs to be taken, the wine receiving pipe 37 is opened, and the wine enters the collecting pipe 36 through the wine outlet pipe 35, and then is discharged from the wine receiving pipe 37.

[0050] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0051] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A constant pressure device for brewing fruit wine, comprising a brewing body (1), characterized in that: The brewing body (1) comprises a constant pressure tank body (11), the lower end of the constant pressure tank body (11) is fixedly connected to a conical bottom cover (14), a collecting unit (3) for collecting fine impurities is provided inside the conical bottom cover (14), a filtering unit (2) for filtering coarse impurities is provided above the collecting unit (3), and a suction unit (4) is connected below the collecting unit (3); The collecting unit (3) comprises a conical base (31), the conical base (31) being fixedly connected to the conical bottom cover (14), an arc-shaped collecting chamber (32) being provided in the conical base (31), a fan blade (33) being provided above the arc-shaped collecting chamber (32), a belt (34) being embedded in the fan blade (33), and the fan blade (33) being driven to rotate by the belt (34); The filter unit (2) comprises an annular frame (22), the annular frame (22) is slidably connected to the interior of the constant pressure tank body (11), the annular frame (22) and the inner wall of the constant pressure tank body (11) are slidably fitted, and a filter screen (21) is fixedly connected to the middle of the annular frame (22); A motor (24) is provided below the annular frame (22), the motor (24) is fixedly connected to the inner wall of the constant pressure tank body (11), a sealing end cover (12) is installed on the constant pressure tank body (11), an output shaft of the motor (24) faces the sealing end cover (12), the output shaft of the motor (24) is fixedly connected to a screw rod (23), the screw rod (23) passes through the annular frame (22) and extends to below the sealing end cover (12), the screw rod (23) and the annular frame (22) are threadedly connected, and an arc block (25) is fixedly connected below the sealing end cover (12); One end of the belt (34) away from the fan blade (33) is rotatably connected to the output shaft of the motor (24); The suction unit (4) comprises a suction pipe (42), one end of which is fixedly connected to the bottom of the arc-shaped collecting chamber (32), a suction barrel (41) is fixedly connected to one side of the constant pressure tank body (11), one end of the suction pipe (42) away from the arc-shaped collecting chamber (32) is fixedly connected to the bottom of the suction barrel (41), a piston (43) is slidably connected inside the suction barrel (41), the upper end surface of the piston (43) is fixedly connected to a push-pull rod (44), the upper end of the push-pull rod (44) extends out of the suction barrel (41) and is fixedly connected to an L-shaped rod (45), the L-shaped rod (45) extends into the interior of the constant pressure tank body (11), and the L-shaped rod (45) is fixedly connected to the annular frame (22) via a steel wire rope (46).

2. The constant pressure device for brewing fruit wine as claimed in claim 1, characterized in that: A pressure regulator (13) is fixedly connected to the sealing end cover (12), and the pressure regulator (13) is used to control the air pressure in the constant pressure tank (11).

3. The constant pressure device for brewing fruit wine as claimed in claim 2, characterized in that: The conical base (31) is provided with a plurality of wine outlet pipes (35), the wine outlet pipes (35) are distributed in a circular shape on the periphery of the arc-shaped collecting chamber (32), the lower end of the conical base (31) is fixedly connected to a collecting pipe (36), the lower end of the collecting pipe (36) is fixedly connected to a wine receiving pipe (37), and the wine outlet pipes (35), the collecting pipe (36) and the wine receiving pipe (37) are interconnected.

4. The constant pressure device for brewing fruit wine as claimed in claim 3, characterized in that: A return pipe (47) is fixedly connected to one side of the suction barrel (41). The return pipe (47) is located below the piston (43). The return pipe (47) connects the suction barrel (41) and the constant pressure tank body (11). One-way valves are provided in the return pipe (47) and the suction pipe (42).

5. The constant pressure device for brewing fruit wine as claimed in claim 4, characterized in that: The arc-shaped collecting chamber (32) gradually narrows from top to bottom.

Citation Information

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