CN112193580A

CN112193580A - Wine barrel faucet capable of controlling flow according to alcohol concentration

Info

Publication number: CN112193580A
Application number: CN202010997156.7A
Authority: CN
Inventors: 陈金平
Original assignee: Introduction Baer Hangzhou Technology Co ltd
Current assignee: Zhejiang Shuren University
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-01-08
Anticipated expiration: 2040-09-21
Also published as: CN112193580B

Abstract

The application discloses wine barrel tap according to controllable flow of alcohol concentration belongs to tap technical field. The utility model provides a according to controllable flow's of alcohol concentration cask tap, including the test portion, the standard portion, the infiltration portion, the portion that floats, the switching portion, go out the liquid portion, advance liquid portion and cask, the inside splendid attire of test portion has test liquid, the inside liquid alcohol of standard concentration that contains of standard portion, the chamber and the slip chamber are held in the infiltration portion intercommunication, switching portion fixed connection is in the standard portion upper end, it provides a new technological thinking, the size of velocity of flow when falling wine is influenced through the height of alcohol content in the wine, through comparing with the standard alcohol in the standard portion, reach the height of alcohol content of wine in the cask, can set different current-limiting concentration as required, utilize buoyancy, change the size of play liquid speed, effectively avoid colliding with personnel and property loss that cause, reduce occupation of land space, be convenient for deposit, adaptable change because of fermentation degree in the cask.

Description

Wine barrel faucet capable of controlling flow according to alcohol concentration

Technical Field

The application belongs to the technical field of water taps, and more specifically relates to a wine barrel water tap capable of controlling flow according to alcohol concentration.

Background

The wine is an alcoholic beverage prepared by fermenting starch or sugar-containing substances such as grains and fruits, and the alcohol can be used as central nervous system inhibitor, and first causes excitation and then inhibits. When drinking the beverage containing alcohol excessively, people can get into a drunk state, so that the daily work and life are influenced, and the long-term drinking of the beverage has great influence on the body health.

At present, the requirements of people on drinking are greatly increased due to the improvement of living material conditions, enterprises and merchants can stock a lot of wine, and a lot of families also prepare self-made fruit wine at home, so that the fruit wine is convenient to drink at any time. When people drink wine at dining offices, because the content of alcohol in grain wine, fruit wine and the like brewed at home is not clear, excessive wine drinking is caused by excessive wine pouring, and great inconvenience is caused to the life of people.

Content of application

1. Technical problem to be solved

The utility model aims to the problem that exists among the prior art, the aim at of this application provides a wine barrel tap according to controllable flow of alcohol concentration, it provides a new technical thinking, the size of velocity of flow when falling wine is adjusted through the height of alcohol content in the wine, it can realize through comparing with the standard alcohol in the standard portion, reach the height of alcohol content of wine in the wine barrel, it can realize setting different current-limiting concentration as required, it can realize utilizing buoyancy, change the size of play liquid speed, it can realize effectively avoiding colliding with personnel and property loss that cause, reduce occupation of land space, be convenient for deposit.

2. Technical scheme

In order to solve the above problems, the present application adopts the following technical solutions.

A wine barrel faucet capable of controlling flow according to alcohol concentration comprises a test portion, a standard portion, a penetration portion, a floating portion, a switching portion, a liquid outlet portion, a liquid inlet portion and a wine barrel.

The test part is internally provided with a containing cavity, the containing cavity is filled with test liquid, and the test liquid is aqueous solution containing alcohol.

The inside slip chamber of having seted up of standard portion, the liquid alcohol of standard concentration is contained to the slip intracavity, and the alcohol concentration of liquid alcohol is higher than the alcohol concentration of experimental liquid.

The permeable section allows only water molecules to pass through.

The infiltration portion is communicated with the accommodating cavity and the sliding cavity.

The switching portion is internally provided with a switching cavity, and the switching portion is fixedly connected to the upper end of the standard portion.

The upper end of the switching part is provided with a small vent hole, so that when the floating part moves, the internal pressure and the external pressure of the switching part are consistent, and the floating part moves smoothly.

One end of the liquid outlet part is fixedly arranged at the outer side of the switching part and is communicated with the switching cavity, and the other end of the liquid outlet part is provided with a switch which is used for controlling liquid outlet.

Liquid inlet portion one end sets firmly in the switching portion outside and with switching chamber intercommunication, the liquid inlet portion other end and the inside intercommunication of cask, the wine of the inside splendid attire of cask is the same with test liquid in the test section.

The floating part comprises a buoyancy piston, a piston rod and an opening and closing piston.

The density of the floating part is less than that of liquid alcohol in the sliding cavity, so that the rising and falling displacement of the floating part is more obvious.

The buoyancy piston is fixedly connected to the lower end of the piston rod.

The buoyancy piston is located the sliding cavity and with sliding cavity inner wall sliding connection, and the buoyancy piston only has the sliding pair along piston rod axis direction, prevents effectively that the portion that floats from rocking.

The piston rod penetrates through the upper wall of the sliding cavity and is positioned in the switching cavity, and a sealing ring is arranged between the piston rod and the standard part, so that dynamic sealing is formed between the piston rod and the standard part.

The opening and closing piston is fixedly connected to the upper end of the piston rod.

The piston that opens and shuts is located the switching intracavity and with switching intracavity wall sliding connection, is equipped with the sealing washer between piston and the switching intracavity wall of opening and shutting, makes to have the movive seal between piston and the switching intracavity, and experimental portion is the same with the interior alcohol concentration of standard portion, and the piston lower extreme that opens and shuts flushes with liquid portion and feed liquor portion opening lower extreme, and the piston upper end that opens and shuts is higher than liquid portion and feed liquor portion opening upper end, and the piston that opens and shuts will go out liquid portion and feed liquor portion shutoff.

Furthermore, the volume of the test liquid is equal to that of the liquid alcohol, so that the difference between the test liquid and the liquid alcohol is reduced, only the difference of the alcohol concentration is kept between the test liquid and the liquid alcohol, and the test liquid can have enough moisture transition during permeation and the effective permeation concentration range of the test liquid can be expanded.

Further, infiltration portion one end fixed connection is in test portion outside bottom, and the experimental liquid of usable bottom makes the infiltration result more obvious, and infiltration portion other end fixed connection is in standard portion outside bottom, and test portion flushes with standard portion bottom, reduces the osmotic pressure of standard alcohol in the standard portion to experimental liquid in the test portion.

Furthermore, the liquid outlet part and the liquid inlet part are coaxial, so that the floating part can simultaneously control the opening sizes of the liquid inlet part and the liquid outlet part, and the liquid inlet and outlet amount is more accurate.

Furthermore, the liquid alcohol with the standard concentration is an aqueous solution with the content of% alcohol, the% alcohol is low in cost and has a sterilization effect, and the bacterial residue in a test department is effectively prevented.

Furthermore, the connecting end of the liquid outlet part and the switching part and the connecting end of the liquid inlet part and the switching part are both positioned in the stroke range of the opening and closing piston, and the height of the opening and closing piston is smaller than that of the stroke, so that the opening and closing piston can control the whole range of liquid outlet from zero flow to full pipeline circulation.

Furthermore, the floating part is made of polystyrene, has density lower than that of water, is low in cost and has certain hardness.

Furthermore, the permeable membrane is arranged inside the permeation part and only allows water molecules to permeate, so that the permeation effect is good and the service life is long.

Furthermore, the test part, the penetration part, the standard part and the switching part are all located in the wine barrel, and the liquid outlet part penetrates through the side wall of the wine barrel and is located on the outer side of the wine barrel, so that the overall occupied area is reduced, and the wine barrel is convenient to store.

Further, the test part comprises a shell, a liquid taking part, a sealing washer and a spring, a liquid taking port is formed in the upper end of the shell, the liquid taking part comprises a handle, a connecting rod and a sealing piston, the upper end of the handle is fixedly connected to the lower end of the connecting rod, the lower end of the sealing piston is fixedly connected to the upper end of the connecting rod, a limiting block is fixedly arranged on the outer side of the sealing piston close to the lower end, the handle is positioned on the lower side of the shell, the connecting rod penetrates through the lower wall of the shell and is positioned inside the shell, a sliding connection is formed between the connecting rod and the lower wall of the shell, the sealing piston is positioned in the liquid taking port and has sealing performance with the liquid taking port, the limiting block is positioned on the inner side of the upper wall of the shell, the sealing washer is sleeved on the outer side of the connecting rod and has dynamic sealing with the connecting, the outflow speed of the wine is changed.

3. Advantageous effects

Compare in prior art, the advantage of this application lies in:

(1) the scheme provides a new technical idea, and the flow speed is influenced by the alcohol content in the wine, so that the phenomenon that people are drunk too much to cause alcoholism is effectively prevented.

(2) The flourishing test liquid unanimous with the wine among the cask that is equipped with in this scheme test portion, the flourishing alcohol of standard concentration in the standard portion, through the osmotic membrane intercommunication between the alcohol of test liquid and standard concentration, the moisture of low concentration alcohol can flow to high concentration alcohol through the osmotic membrane, causes the liquid level of high concentration alcohol to rise, through comparing with the standard alcohol in the standard portion, reachs the alcohol content's of wine among the cask height.

(3) Different concentrations can be set as required to the alcohol in this scheme standard portion, and as the standard concentration of current-limiting, be low alcohol number wine in the cask, when the volume of drinking is great, can reduce the alcohol concentration in the standard portion, reduce the standard of current-limiting, make wine outflow faster, when being high alcohol number wine in the cask, the volume of drinking is less, then improves the alcohol concentration in the standard portion, improves the standard of current-limiting, makes wine outflow slower.

(4) The buoyancy generated by lifting of the liquid level in the standard portion is increased, so that the buoyancy portion rises, the channel between the liquid outlet portion and the liquid inlet portion is opened after the buoyancy portion rises, wine flows out, and when the alcohol concentration in the test portion is closer to the alcohol concentration in the standard portion, the smaller the channel is opened, the slower the wine flows out, the purpose of limiting the flow is achieved, and the flow is automatically controlled according to the alcohol degree.

(5) The scheme part is positioned in the wine barrel, reduces the space outside the wine barrel, effectively avoids personnel and property loss caused by collision, reduces the occupied space and is convenient to store.

(6) The scheme can change the outflow speed of wine by replacing the test liquid in the test part, and is suitable for the change of the fermentation degree in the wine barrel.

Drawings

FIG. 1 is a schematic cross-sectional view of a first embodiment of the present application;

FIG. 2 is a schematic perspective sectional view of a portion of a first embodiment of the present application;

FIG. 3 is a schematic view of a first embodiment of the present application in partial cross section;

fig. 4 is a schematic perspective view of a floating portion according to a first embodiment of the present application;

FIG. 5 is a schematic cross-sectional view of a second embodiment of the present application;

FIG. 6 is a schematic cross-sectional view of a third embodiment of the present application;

FIG. 7 is a cross-sectional structural view of a fourth embodiment of the present application;

fig. 8 is a schematic sectional structure view of a test section in a fourth embodiment of the present application.

The reference numbers in the figures illustrate:

the test part 1, the liquid taking part 101, the spring 102, the handle 103, the sealing piston 104, the limiting block 105, the connecting rod 106, the shell 107, the sealing washer 108, the standard part 2, the penetrating part 3, the floating part 4, the buoyancy piston 401, the piston rod 402, the piston 403 which can be opened and closed, the adapter part 5, the liquid outlet part 6, the liquid inlet part 7, the wine barrel 8, the liquid storage cavity 801, the throttling cavity 802 and the connecting pipe 9.

Detailed Description

The technical solution in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those of ordinary skill in the art without any inventive work based on the embodiments in the present application belong to the protection scope of the present application.

In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The first embodiment is as follows: referring to fig. 1-4, a wine barrel faucet capable of controlling flow according to alcohol concentration includes a testing part 1, a standard part 2, a penetration part 3, a floating part 4, an adapter part 5, a liquid outlet part 6, a liquid inlet part 7 and a wine barrel 8.

The test part 1 is internally provided with a containing cavity, the containing cavity is filled with test liquid, and the test liquid is aqueous solution containing alcohol.

The inside slip chamber of having seted up of standard portion 2, the liquid alcohol of standard concentration is contained to the slip intracavity, and the alcohol concentration of liquid alcohol is higher than the alcohol concentration of test liquid.

The liquid alcohol with the standard concentration is an aqueous solution with the alcohol content of 75%, the alcohol with the concentration of 75% is low in cost, has a sterilization effect, and effectively prevents bacteria from remaining in the test part 1.

The volume of the test liquid is equal to the volume of the liquid alcohol, so that the difference between the test liquid and the liquid alcohol is reduced, only the difference of the alcohol concentration is kept between the test liquid and the liquid alcohol, and the test liquid can have enough moisture transition during permeation and the effective permeation concentration range of the test liquid can be expanded.

If the volume of the test liquid is larger than the volume of the liquid alcohol, the amount of water permeated when the concentration of the test liquid approaches the liquid alcohol is too large, and the floating portion 4 floats up too much, thereby increasing the flow rate.

If the volume of the test liquid is smaller than the volume of the liquid alcohol, the test liquid concentration is too low, and if the liquid alcohol is too low, the amount of the water that permeates through the test liquid is too small, so that the floating portion 4 floats too little, and the flow rate is reduced.

Both cases make the flow rate change less than ideal.

The inside osmotic membrane that is equipped with of infiltration portion 3, the osmotic membrane only allows the hydrone infiltration, and the infiltration effect is good and the life-span is longer.

The penetration part 3 communicates the accommodation chamber and the slide chamber.

3 one end fixed connection of infiltration portion makes the infiltration result more obvious in 1 outside bottom of test portion, the experimental liquid of usable bottom, and 3 other end fixed connection of infiltration portion are in 2 outside bottoms of standard portion, and test portion 1 flushes with 2 bottoms of standard portion, reduce the osmotic pressure of standard alcohol in the 2 interior standard portions of standard portion to test liquid in test portion 1.

The switching portion 5 is internally provided with a switching cavity, and the switching portion 5 is fixedly connected to the upper end of the standard portion 2.

The upper end of the switching part 5 is provided with a small vent hole, so that when the floating part 4 moves, the internal pressure and the external pressure of the switching part 5 are consistent, and the floating part 4 moves smoothly.

One end of the liquid outlet part 6 is fixedly arranged at the outer side of the switching part 5 and is communicated with the switching cavity, and the other end of the liquid outlet part 6 is provided with a switch which is used for controlling liquid outlet.

One end of the liquid inlet part 7 is fixedly arranged on the outer side of the switching part 5 and is communicated with the switching cavity, the other end of the liquid inlet part 7 is communicated with the inside of the wine barrel 8, and wine contained in the wine barrel 8 is the same as test liquid in the test part 1.

The liquid outlet part 6 and the liquid inlet part 7 are coaxial, so that the floating part 4 can simultaneously control the opening sizes of the liquid inlet part 7 and the liquid outlet part 6, and the liquid inlet and outlet amount is more accurate.

The float section 4 includes a buoyancy piston 401, a piston rod 402, and an opening and closing piston 403.

The floating part 4 is made of polystyrene, the density of the polystyrene is smaller than that of water, so that the rising and falling displacement of the floating part 4 is more obvious, the polystyrene has low cost and certain hardness, and the damage of the floating part 4 in the motion process is effectively prevented.

The buoyancy piston 401 is fixedly attached to the lower end of the piston rod 402.

The buoyancy piston 401 is located in the sliding cavity and is in sliding connection with the inner wall of the sliding cavity, and the buoyancy piston 401 only has a sliding pair along the axial direction of the piston rod 402, so that the floating part 4 is effectively prevented from shaking.

The piston rod 402 penetrates through the upper wall of the sliding cavity and is positioned in the adapter cavity, and a sealing ring is arranged between the piston rod 402 and the standard part 2, so that the piston rod 402 and the standard part 2 are in dynamic sealing.

The opening and closing piston 403 is fixedly connected to the upper end of the piston rod 402.

The piston 403 that opens and shuts is located the switching chamber and with switching intracavity wall sliding connection, is equipped with the sealing washer between piston 403 and the switching intracavity wall that opens and shuts, makes to have the movive seal between piston 402 and the switching chamber that opens and shuts, and the alcohol concentration is the same in test portion 1 and the standard portion 2, and the piston 403 lower extreme that opens and shuts flushes with

play liquid portion

6 and 7 opening lower extremes of feed liquor portion, and the piston 403 upper end that opens and shuts is higher than

play liquid portion

6 and 7 opening upper ends of feed liquor portion, and the piston 403 that opens and shuts will go out

liquid portion

6 and 7 shutoff.

The connecting end of the liquid outlet part 6 and the adapting part 5 and the connecting end of the liquid inlet part 7 and the adapting part 5 are both positioned in the stroke range of the opening and closing piston 403, and the height of the opening and closing piston 403 is smaller than the stroke height, so that the opening and closing piston 403 can control the whole range of liquid outlet from zero flow to full pipeline flow.

Test portion 1, infiltration portion 3 are located cask 8, and standard portion 2, switching portion 5 and play liquid portion 6 all are located the cask 8 outside, and liquid inlet portion 7 runs through 8 lateral walls of cask and is located the cask 8 outside, reduces leading area, and reduces switching

portion

5 and 2 infiltration risks of standard portion.

The second embodiment is as follows: different from the first embodiment, referring to the wine barrel faucet with controllable flow rate according to alcohol concentration shown in fig. 5, the test part 1, the penetration part 3, the standard part 2 and the adapter part 5 are all located in the wine barrel 8, and the liquid outlet part 6 penetrates through the side wall of the wine barrel 8 and is located outside the wine barrel 8, so that the overall occupied area is reduced, and the storage is convenient.

The third concrete embodiment: referring to fig. 6, a partition board is arranged inside a wine barrel 8, the partition board divides the upper side and the lower side of the wine barrel into a liquid storage cavity 801 and a throttling cavity 802 respectively, a test part 1, a penetration part 3 and a standard part 2 are located in the throttling cavity 802, an adapter part 5, a liquid inlet part 7 and a liquid outlet part 6 are located in the liquid storage cavity, the water seepage risk of the test part 1, the penetration part 3 and the standard part 2 is reduced, the liquid inlet part 7 is close to the bottom of the liquid storage cavity 801, wine at the bottom layer can be discharged, and waste is avoided.

The fourth concrete embodiment: referring to fig. 7-8, the test part 1 includes a housing 107, a liquid taking part 101, a sealing washer 108, and a spring 102.

The upper end of the shell 107 is provided with a liquid taking port.

The liquid taking part 101 comprises a handle 103, a connecting rod 106 and a sealing piston 104, the upper end of the handle 103 is fixedly connected to the lower end of the connecting rod 106, the lower end of the sealing piston 104 is fixedly connected to the upper end of the connecting rod 106, a limiting block 105 is fixedly arranged on the outer side of the sealing piston 104 close to the lower end, the handle 103 is positioned on the lower side of a shell 107, the connecting rod 106 penetrates through the lower wall of the shell 107 and is positioned inside the shell 107, and the connecting rod 106 is in sliding connection with the lower.

The sealing piston 104 is positioned in the liquid taking port and has sealing performance with the liquid taking port, the limiting block 105 is positioned on the inner side of the upper wall of the shell 107 and limits axial displacement of the sealing piston 104, the sealing gasket 108 is sleeved on the outer side of the connecting rod 106 and has dynamic sealing with the connecting rod 106, and the lower end of the sealing gasket 108 is fixedly connected to the lower inner wall of the shell 107.

The spring 102 is sleeved outside the connecting rod 106, and the spring 102 is located between the sealing piston 104 and the sealing washer 108.

A connecting pipe 9 is fixedly connected between the liquid taking port and the partition plate, and the connecting pipe 9 is communicated with the liquid storage cavity 801.

Pulling the handle 103 to pull down the sealing piston 104, allowing the wine in the liquid storage cavity 801 to flow into the test part 1, supplementing test liquid, loosening the handle 103, driving the sealing piston 104 to return by the spring 102, and after the test liquid is supplemented, comparing the liquid in the test part 1 and the liquid in the standard part 2 again to change the outflow speed of the wine with different fermentation degrees.

The fifth concrete embodiment: different from the first embodiment, the inside of the permeable part 3 is provided with a plurality of layers of non-woven fabrics besides the permeable membrane, the precision range of the non-woven fabrics is between 0.5 and 200 microns, alcohol can be filtered, the non-woven fabrics are low in price, the number of the permeable membranes can be reduced, and the cost is reduced.

The working principle is as follows: the test liquid in the test part 1 and the wine in the wine barrel 8 are the same liquid, the standard part 2 is internally provided with standard alcohol, the standard alcohol is high-concentration alcohol water solution, the standard alcohol concentration is higher than that of the test liquid, the moisture in the test liquid flows into the standard part 2 in a one-way mode through the penetration part 3, the liquid level in the standard part 2 rises, the floating part 4 is driven to rise, a channel between the liquid inlet part 7 and the liquid outlet part 6 is opened, and the wine can flow out of the wine barrel.

The lower the alcohol concentration of the test liquid is, the more the water flows into the standard part 2 to balance the concentration at both sides of the penetration part 3, the higher the liquid level rises in the standard part 2, the more the passage between the liquid inlet part 7 and the liquid outlet part 6 is opened, and the faster the wine flow rate is.

The closer the alcohol concentration of the test liquid is to the standard alcohol, the less the moisture flows into the standard part 2 to balance the concentration on both sides of the penetration part 3, the lower the liquid level rises in the standard part 2, the less the passage between the liquid inlet part 7 and the liquid outlet part 6 is opened, and the slower the wine flow rate.

The application provides a new technical idea, and the flow velocity is influenced by the alcohol content in the wine, so that the phenomenon that people are drunk too much to cause alcoholism is effectively prevented.

The test liquid that is unanimous with the wine among the cask 8 is splendid attire in the test portion 1, and the alcohol of standard concentration is splendid attire in the standard portion 2, through the osmotic membrane intercommunication between the alcohol of test liquid and standard concentration, and the moisture of low concentration alcohol can flow to high concentration alcohol through the osmotic membrane, causes the liquid level of high concentration alcohol to rise, through comparing with the standard alcohol among the standard portion 2, reachs the alcohol content's of wine among the cask 8 height.

Alcohol in the standard part 2 can be set to different concentrations as required, and as the standard concentration of current-limiting, be low alcohol count wine in the cask 8, when the volume of drinking is great, can reduce the alcohol concentration in the standard part, reduce the standard of current-limiting, make wine flow out faster, when being high alcohol count in the cask 8, the volume of drinking is less, then improves the alcohol concentration in the standard part 2, improves the standard of current-limiting, makes wine flow out slower.

The buoyancy generated by the lifting of the liquid level in the standard part 2 is increased, so that the buoyancy part 4 is lifted, the channel between the liquid outlet part 6 and the liquid inlet part 7 is opened after the buoyancy part 4 is lifted, wine flows out, and when the alcohol concentration in the test part 1 is closer to the alcohol concentration in the standard part 2, the smaller the channel is opened, the slower the wine flows out, so that the purpose of flow limitation is achieved, and the flow is automatically controlled according to the alcohol degree.

The parts are positioned in the wine barrel 8, so that the space outside the wine barrel 8 is reduced, the personnel and property loss caused by collision is effectively avoided, the occupied space is reduced, and the storage is convenient.

The test liquid in the test part 1 can be replaced to change the outflow speed of wine and adapt to the change of the fermentation degree in the wine barrel 8.

The foregoing is only a preferred embodiment of the present application; the scope of protection of the present application is not limited thereto. Any person skilled in the art should be able to cover all equivalent or changes within the technical scope of the present disclosure, which is equivalent to the technical solution and the improvement concept of the present disclosure, and the protection scope of the present disclosure.

Claims

1. The utility model provides a according to controllable wine barrel tap of alcohol concentration flow which characterized in that: comprises a test part (1), a standard part (2), a penetration part (3), a floating part (4), an adapter part (5), a liquid outlet part (6), a liquid inlet part (7) and a wine barrel (8);

an accommodating cavity is formed in the test part (1), test liquid is contained in the accommodating cavity, and the test liquid is aqueous solution containing alcohol;

a sliding cavity is formed in the standard part (2), liquid alcohol with standard concentration is contained in the sliding cavity, and the alcohol concentration of the liquid alcohol is higher than that of the test liquid;

the permeable part (3) only allows water molecules to pass through;

the penetration part (3) is communicated with the accommodating cavity and the sliding cavity;

a switching cavity is formed in the switching part (5), and the switching part (5) is fixedly connected to the upper end of the standard part (2);

one end of the liquid outlet part (6) is fixedly arranged at the outer side of the switching part (5) and is communicated with the switching cavity, and the other end of the liquid outlet part (6) is provided with a switch which is used for controlling liquid outlet;

one end of the liquid inlet part (7) is fixedly arranged on the outer side of the switching part (5) and is communicated with the switching cavity, the other end of the liquid inlet part (7) is communicated with the inside of the wine barrel (8), and wine contained in the wine barrel (8) is the same as test liquid in the test part (1);

the floating part (4) comprises a buoyancy piston (401), a piston rod (402) and an opening and closing piston (403);

the density of the floating part (4) is less than that of the liquid alcohol in the sliding cavity;

the buoyancy piston (401) is fixedly connected to the lower end of the piston rod (402);

the buoyancy piston (401) is positioned in the sliding cavity and is in sliding connection with the inner wall of the sliding cavity;

the piston rod (402) penetrates through the upper wall of the sliding cavity and is positioned in the switching cavity, and a dynamic seal is arranged between the piston rod (402) and the standard part (2);

the opening and closing piston (403) is fixedly connected to the upper end of the piston rod (402);

the opening and closing piston (403) is located in the switching cavity and is in sliding connection with the inner wall of the switching cavity, a dynamic seal is arranged between the opening and closing piston (402) and the switching cavity, and the liquid outlet part (6) and the liquid inlet part (7) are plugged by the opening and closing piston (403) when the alcohol concentration in the test part (1) is the same as that in the standard part (2).

2. The wine barrel faucet according to the alcohol concentration controllable flow rate of claim 1, wherein: the volume of test liquid is equal to the volume of liquid alcohol.

3. The wine barrel faucet according to the alcohol concentration controllable flow rate of claim 1, wherein: one end of the penetration part (3) is fixedly connected to the bottom of the outer side of the test part (1), the other end of the penetration part (3) is fixedly connected to the bottom of the outer side of the standard part (2), and the bottom end of the test part (1) is flush with the bottom end of the standard part (2).

4. The wine barrel faucet according to the alcohol concentration controllable flow rate of claim 1, wherein: the liquid outlet part (6) and the liquid inlet part (7) are coaxial.

5. The wine barrel faucet according to the alcohol concentration controllable flow rate of claim 1, wherein: the standard concentration liquid alcohol is an aqueous solution with 75% alcohol content.

6. The wine barrel faucet according to the alcohol concentration controllable flow rate of claim 1, wherein: the connecting end of the liquid outlet part (6) and the switching part (5) and the connecting end of the liquid inlet part (7) and the switching part (5) are both positioned in the stroke range of the opening and closing piston (403), and the height of the opening and closing piston (403) is smaller than the stroke height.

7. The wine barrel faucet according to the alcohol concentration controllable flow rate of claim 1, wherein: the floating part (4) is made of polystyrene.

8. The wine barrel faucet according to the alcohol concentration controllable flow rate of claim 1, wherein: a permeable membrane is arranged in the permeation part (3).

9. The wine barrel faucet according to the alcohol concentration controllable flow rate of claim 1, wherein: the test part (1), the penetrating part (3), the standard part (2) and the switching part (5) are all located in the wine barrel (8), and the liquid outlet part (6) penetrates through the side wall of the wine barrel (8) and is located on the outer side of the wine barrel (8).

10. The wine barrel faucet according to the alcohol concentration controllable flow rate of claim 1, wherein: the test part (1) comprises a shell (107), a liquid taking part (101), a sealing washer (108) and a spring (102), a liquid taking opening is formed in the upper end of the shell (107), the liquid taking part (101) comprises a handle (103), a connecting rod (106) and a sealing piston (104), the upper end of the handle (103) is fixedly connected to the lower end of the connecting rod (106), the lower end of the sealing piston (104) is fixedly connected to the upper end of the connecting rod (106), a limiting block (105) is fixedly arranged on the outer side of the sealing piston (104) close to the lower end, the handle (103) is positioned on the lower side of the shell (107), the connecting rod (106) penetrates through the lower wall of the shell (107) and is positioned inside the shell (107), a sliding connection is formed between the connecting rod (106) and the lower wall of the shell (107), the sealing piston (104) is positioned in the liquid taking opening and has sealing performance with the liquid taking opening, the limiting block (105) is positioned on the inner side of the upper, the lower end of the sealing washer (108) is fixedly connected to the lower inner wall of the shell (107), the spring (102) is sleeved on the outer side of the connecting rod (106), and the spring (102) is located between the sealing piston (104) and the sealing washer (108).