CN219489946U - Low-temperature distillation system for liquid or semi-solid fermented white spirit - Google Patents

Abstract

The utility model relates to the technical field of white spirit preparation, in particular to a liquid or semi-solid fermentation white spirit low-temperature distillation system, which comprises a heating box and a distillation kettle, wherein an outlet of the heating box is communicated with a feed inlet of the distillation kettle through a conveying pump, an atomizing cylinder is arranged in the distillation kettle, a plurality of uniformly distributed atomizing holes are formed in the side wall of the atomizing cylinder, a wine gas outlet is formed in the top of the distillation kettle, the wine gas outlet is communicated with an inlet end of a condensing pipeline, an outlet end of the condensing pipeline is communicated with a wine outlet pipeline, an outlet end of the wine outlet pipeline is communicated with a wine inlet of a collection tank, and a vacuum pump is communicated with the top of the collection tank. According to the technical scheme, the extraction of the ethanol can be realized at low temperature, the problem that the existing distillation mode is extremely easy to produce harmful impurities is solved, the production of the harmful impurities such as methanol, fusel oil and the like is avoided, the quality of the white wine is improved, the white wine is safer to drink, and the method has a wide application prospect.

Description

Low-temperature distillation system for liquid or semi-solid fermented white spirit

Technical Field

The utility model relates to the technical field of white spirit preparation, in particular to a low-temperature distillation system for liquid or semi-solid fermented white spirit.

Background

The distilled spirit is a special distilled spirit in China, is one of seven distilled spirits (brandy, whiskey, vodka, golden spirit, rum, agave, chinese white spirit) in the world, is prepared by preparing fermented grains from starch or sugar raw materials or fermenting and then distilling the fermented grains, has colorless (or yellowish) and transparent wine quality, has aromatic and pure smell, is sweet and clean in mouth, has higher alcohol content, and has compound fragrance taking ester, alcohol and acid as main bodies after being stored and aged.

The distillation is an extremely important step in the white spirit making process, and the principle is that according to the physical property of ethanol, a mode of vaporizing the ethanol is adopted, so that high-purity wine liquid is extracted, the vaporization point of the ethanol is 78.5 ℃, in the distillation process, fermentation liquid is placed into a distillation kettle and heated to the vaporization point of the ethanol, so that wine gas is generated, the wine gas is collected and cooled, so that the wine liquid can be obtained, however, the existing distillation kettle is heated from the bottom, the generated hot gas heats the fermentation liquid from bottom to top, the wine can be distilled when the temperature of the fermentation liquid rises to 90-110 ℃, but harmful substances such as methanol, fusel oil (isobutanol and isoamyl alcohol) in the fermentation liquid are doped in the alcohol due to the excessively high temperature, so that the quality and the taste of the white spirit are influenced, and even the health of a human body can be endangered.

Disclosure of Invention

The utility model aims to provide a low-temperature distillation system for liquid or semi-solid fermented white spirit, which is simple to operate, safe and reliable, can realize extraction of ethanol at low temperature, avoids generation of harmful impurities such as methanol, fusel oil and the like, solves the problem that the existing distillation mode is extremely easy to generate harmful impurities, improves the taste of white spirit, improves the quality of white spirit, promotes the health degree of white spirit, ensures that the white spirit is safer to drink, and has wide application prospect.

The utility model provides a low-temperature distillation system for liquid or semi-solid fermented white spirit, which comprises the following components:

the distillation device comprises a distillation kettle, wherein a feed inlet is arranged on the side wall of the distillation kettle, and a wine gas outlet is arranged at the top of the distillation kettle;

the outlet of the heating box is communicated with the feed inlet through a delivery pump;

the atomizing barrel is positioned in the distillation kettle, and a plurality of uniformly distributed atomizing holes are formed in the side wall of the atomizing barrel;

the inlet end of the condensing pipeline is communicated with the wine outlet, and the outlet end of the condensing pipeline is communicated with the wine outlet pipeline;

the collection tank, the top of collection tank is equipped with wine inlet and extraction opening respectively, wine inlet with the exit end intercommunication of play wine pipeline, extraction opening and vacuum pump intercommunication.

Further, a heating layer is arranged at the bottom of the distillation kettle, a steam inlet is arranged on the side wall of the heating layer, and a steam outlet is arranged at the bottom of the heating layer;

the inside of stills is equipped with the honeycomb duct, the one end of honeycomb duct is connected with the fluid director, the other end of honeycomb duct is followed stills's inside wears out, be equipped with a plurality of ventholes along its length direction evenly distributed on the honeycomb duct.

Further, a thermometer is arranged on the outer wall of the distillation kettle, a temperature measuring hole is arranged on the distillation kettle at a position corresponding to the thermometer, and a probe of the thermometer penetrates through the temperature measuring hole to enter the distillation kettle;

the distillation kettle is also provided with a manhole, and the top of the manhole is hinged with a sealing cover.

Further, a light collecting lens and a first through discharge port communicated with the inside of the distillation kettle are arranged at the top of the distillation kettle;

the bottom of the heating layer is provided with a discharge hole communicated with the inside of the distillation kettle.

Further, the number of the collection tanks is two, and the outlet ends of the wine outlet pipelines are respectively communicated with the wine inlets of the two collection tanks;

the vacuum collection device comprises a collection tank, a vacuum pump and a vacuum meter, wherein a negative pressure pipeline is arranged between the two collection tanks, two ends of the negative pressure pipeline are respectively communicated with the extraction openings of the two collection tanks, the vacuum pump is communicated with the negative pressure pipeline, and the negative pressure pipeline is provided with the vacuum meter.

Further, a collecting main pipe is arranged between the wine outlet pipeline and the collecting tank, the outlet end of the wine outlet pipeline is communicated with the inlet end of the collecting main pipe, and the outlet end of the collecting main pipe is communicated with the wine inlet of the two collecting tanks through collecting branch pipes respectively.

Further, the outlet end of the wine outlet pipeline is also communicated with a sampling tank, a drainage port is arranged on the side wall of the sampling tank, the drainage port is communicated with the collecting main pipe, and a sampling port is arranged at the bottom of the sampling tank.

Further, a liquid drain pipe communicated with the inside of the collecting tank is arranged on the side wall of the collecting tank, and a second vent communicated with the inside of the collecting tank is arranged at the bottom of the collecting tank.

Further, the distillation still, the sampling tank and the collection tank are all provided with observation windows.

Further, one end of the condensation pipeline is a water inlet end, and the other end of the condensation pipeline is a water outlet end;

the inside of the condensation pipeline is provided with a plurality of wine gas pipelines parallel to the condensation pipeline, the inlet end of the wine gas pipeline is communicated with the wine gas outlet, and the outlet end of the wine gas pipeline is communicated with the inlet end of the wine outlet pipeline.

The utility model has the beneficial effects that:

according to the technical scheme, the distillation system is vacuumized through the vacuum pump, the conveying pump is used for conveying the fermentation liquid heated by the heating box into the atomizing barrel, the atomizing barrel is used for atomizing the heated fermentation liquid to form wine gas, meanwhile, the atomizing barrel is driven to rotate by the impact force generated by the conveying pump, the wine gas is thrown out of the atomizing hole, and the wine liquid can be formed after being cooled through the condensation pipeline, so that the ethanol is extracted at low temperature, the problem that harmful impurities are extremely easy to generate in the existing distillation mode is solved, the generation of harmful impurities such as methanol and fusel oil is avoided, the taste of the white wine is improved, the quality of the white wine is improved, the health degree of the white wine is improved, and the white wine is safer to drink and has wide application prospect.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a low temperature distillation system for liquid or semi-solid fermented Chinese spirits according to embodiment 1 of the present utility model;

FIG. 2 is a schematic diagram showing the structure of a distillation still in example 1 of the present utility model;

FIG. 3 is a cross-sectional view of the still pot in example 1 of the present utility model;

FIG. 4 is a schematic view showing the structure of an atomizing barrel according to embodiment 1 of the present utility model;

FIG. 5 is a schematic view showing the structure of a collection tank in embodiment 1 of the present utility model;

FIG. 6 is a schematic diagram of the structure of the sampling tank in embodiment 1 of the present utility model;

FIG. 7 is a cross-sectional view of a condensing duct in example 1 of the present utility model.

Reference numerals illustrate:

the device comprises a 1-heating box, a 2-delivery pump, a 3-distillation kettle, a 4-heating layer, a 5-discharge opening, a 6-steam outlet, a 7-first through opening, an 8-flow guide pipe, a 9-light collecting lens, a 10-condensation pipeline, an 11-wine outlet pipeline, a 12-sampling tank, a 13-first delivery pipeline, a 14-second delivery pipeline, a 15-collecting main pipe, a 16-collecting branch pipe, a 17-collecting tank, a 18-second through opening, a 19-discharge pipe, a 20-negative pressure pipeline, a 21-vacuum gauge, a 22-sampling opening, a 23-control valve, a 24-wine outlet, a 25-feed opening, a 26-sealing cover, a 27-observation window, a 28-temperature measuring hole, a 29-steam inlet, a 30-thermometer, a 31-atomizing barrel, a 32-atomizing hole, a 33-inducer, a 34-air outlet hole, a 35-wine inlet, a 36-air extraction opening, a 37-drainage opening and a 38-wine pipeline.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

The utility model provides a liquid or semi-solid state fermentation white spirit cryogenic distillation system, which is shown in fig. 1 through 7, including heating cabinet 1 and stills 3, be equipped with feed inlet 25 on the lateral wall of stills 3, the export of heating cabinet 1 is through delivery pump 2 and feed inlet 25 intercommunication, the inside of stills 3 is equipped with atomizing section of thick bamboo 31, be equipped with a plurality of evenly distributed's atomizing hole 32 on the lateral wall of atomizing section of thick bamboo 31, the top of stills 3 is equipped with wine gas outlet 24, wine gas outlet 24 and the entrance point intercommunication of condensing duct 10, the exit end of condensing duct 10 and the entrance point intercommunication of play wine pipeline 11, the exit end of play wine pipeline 11 is equipped with collection tank 17, the top of collection tank 17 is equipped with inlet 35, the exit end of play wine pipeline 11 and inlet 35 intercommunication, the top of collection tank 17 is equipped with extraction opening 36, extraction opening 36 and vacuum pump intercommunication (not show in the figure).

The distillation system is vacuumized by a vacuum pump, the squeezed and filtered fermentation liquid is heated to 50-60 ℃ by adopting a heating box 1, then the heated fermentation liquid is conveyed to the inside of an atomization drum 31 by adopting a conveying pump 2, the heated fermentation liquid is atomized by utilizing the atomization drum 31 to form wine gas, the atomization drum 31 is driven to rotate by utilizing the impact force generated by the conveying pump 2, the wine gas is thrown out from an atomization hole 32, enters the inside of a condensation pipeline 10 through a wine gas outlet 24, can form wine liquid after being cooled by the condensation pipeline 10, the generated wine liquid enters the inside of a collection tank 17 through a wine outlet pipeline 11, the operation can be completed, the extraction of ethanol can be realized at low temperature by atomizing the heated fermentation liquid in a vacuum state, the problem that harmful impurities such as methanol, fusel oil and the like are extremely easy to generate in the existing distillation mode is solved, the mouth feel of the wine is improved, the quality of the wine is improved, the health degree of the wine is improved, and the semi-solid drinking wine is safer, and the semi-solid drinking technology is suitable for or liquid brewing technology is realized.

The bottom of still 3 is equipped with zone of heating 4, zone of heating 4's thickness is 5cm, be equipped with steam inlet 29 on zone of heating 4's the lateral wall, zone of heating 4's bottom is equipped with steam outlet 6, and with the bin outlet 5 of the inside intercommunication of still 3, the inside of still 3 is equipped with honeycomb duct 8, the one end of honeycomb duct 8 is connected with director 33, the other end of honeycomb duct 8 wears out from the inside of still 3, be equipped with a plurality of evenly distributed's along its length direction venthole 34 on the honeycomb duct 8, the top of still 3 is equipped with light collecting lens 9 respectively, and with the first discharge port 7 of its inside intercommunication, be equipped with the manhole (not shown in the figure) on the outer wall of still 3, the top of manhole articulates there is sealed lid 26, still be equipped with thermometer 30 on the outer wall of still 3, the position department that corresponds thermometer 30 on the still 3 is equipped with the thermometer 28, thermometer 30's probe passes thermometer 28 and gets into the inside of still 3.

In the rotation process of the atomizing cylinder 31, part of fermentation liquid is thrown out from the atomizing hole 32 along with the wine gas and falls to the bottom of the distillation kettle 3, steam is introduced into the heating layer 4 to heat the fermentation liquid at the bottom of the distillation kettle 3, so that the wine gas is distilled out, meanwhile, external air is introduced into the guide pipe 8 through the flow guider 33 and is discharged through the air outlet hole 34, the stirring of the fermentation liquid at the bottom of the distillation kettle 3 can be promoted, the fermentation liquid is fully contacted with hot gas, the distillation effect of the fermentation liquid is enhanced, and the low-temperature distillation of white spirit is realized;

in addition, monitor the inside temperature of still 3 through thermometer 30 to according to the change of the inside temperature of still 3, adjust the supply of steam at any time, avoid leading to the production of harmful impurity such as methyl alcohol, fusel oil because of still 3 inside temperature is too high, and the top of still 3 is equipped with first logical discharge port 7, after the distillation, open first logical discharge port 7, make outside air get into the inside of still 3, can relieve the inside vacuum condition of still 3, and still 3 interior remaining material sediment is then discharged from discharge port 5, in addition, be equipped with the manhole on the still 3, so that the staff examines or overhauls still 3.

One end of the condensation pipeline 10 is a water inlet end, the other end of the condensation pipeline 10 is a water outlet end, a plurality of wine pipelines 38 parallel to the condensation pipeline 10 are arranged in the condensation pipeline 10, the wine pipelines 38 are copper pipes, the inlet ends of the wine pipelines 38 are communicated with the wine outlets 24, and the outlet ends of the wine pipelines 38 are communicated with the inlet ends of the wine outlet pipelines 11.

Wine gas generated in the distillation still 3 enters the inside of a plurality of wine pipelines 38 through the wine gas outlets 24 respectively, condensed water is conveyed to the inside of the wine pipelines through the water inlet ends of the condensation pipelines 10, so that the condensed water is filled in gaps between the condensation pipelines 10 and the wine pipelines 38, wine gas in the wine pipelines 38 is cooled, wine liquid can be generated, the generated wine liquid is conveyed to the inside of the collection tank 17 through the wine outlet pipelines 11, and the condensed water in the condensation pipelines 10 is discharged from the water outlet ends of the wine liquid, so that circulation of the condensed water is realized, and the cooling effect on the wine gas is enhanced.

The collection tank 17 is two, the top of two collection tanks 17 all is equipped with into wine mouth 35, be equipped with collection house steward 15 between play wine pipeline 11 and the collection tank 17, the exit end of play wine pipeline 11 communicates with the entrance point of collection house steward 15 through first pipeline 13, the exit end of collection house steward 15 communicates through the inlet 35 of collection branch pipe 16 and two collection tanks 17 respectively, the top of two collection tanks 17 all is equipped with extraction opening 36, be equipped with negative pressure pipeline 20 between two collection tanks 17, the both ends of negative pressure pipeline 20 communicate with the extraction opening 36 of two collection tanks 17 respectively, the vacuum pump communicates with negative pressure pipeline 20, be equipped with vacuum gauge 21 on the negative pressure pipeline 20, be equipped with fluid-discharge tube 19 on the lateral wall of collection tank 17, the bottom of collection tank 17 is equipped with second vent 18.

The distillation system is vacuumized through the vacuum pump, the pressure inside the distillation system is monitored by adopting the vacuum meter 21 so as to be adjusted at any time according to the requirement, in addition, as the alcohol degrees of the alcohol solutions in the front and rear stages of distillation are different, the alcohol solutions in the front and rear stages of distillation are respectively conveyed to different acquisition tanks 17 through the two acquisition tanks 17, the alcohol solutions are separately collected, so that the quality of the alcohol solutions is ensured, in addition, the second vent 18 is arranged at the bottom of the acquisition tank 17, after the distillation is finished, the second vent 18 is opened, the outside air enters the inside of the acquisition tank 17, the vacuum state inside the acquisition tank 17 can be relieved, and the alcohol solutions inside the acquisition tank 17 can be taken out through the liquid discharge pipe 19.

The outlet end of the wine outlet pipeline 11 is also provided with a sampling tank 12, a drainage port 37 is arranged on the side wall of the sampling tank 12, the drainage port 37 is communicated with the collecting main pipe 15 through a second conveying pipeline 14, a sampling port 22 is arranged at the bottom of the sampling tank 12, and observation windows 27 are arranged on the outer walls of the distillation still 3, the sampling tank 12 and the collecting tank 17.

During distillation, distilled wine is sampled through the sampling tank 12 so as to measure the alcoholicity of the wine and taste the quality of the wine in each time period, and after the detection is qualified, the wine can be conveyed into the collecting tank 17 so as to ensure the distillation effect of the wine and improve the taste and quality of the wine, and in addition, the observation windows 25 are arranged on the distillation kettle 3, the sampling tank 12 and the collecting tank 17 so as to observe the working condition of the inside of the wine at any time.

Working principle: firstly, vacuumizing a distillation system through a vacuum pump, heating the squeezed and filtered fermentation liquid to 50-60 ℃ through a heating box 1, then conveying the heated fermentation liquid to the inside of an atomization cylinder 31 through a conveying pump 2, atomizing the heated fermentation liquid through the atomization cylinder 31 to form wine gas, and driving the fermentation liquid to turn through the impact force generated by the conveying pump 2 to throw the wine gas out of an atomization hole 32;

during the rotation of the atomizing cylinder 31, part of fermentation liquid is thrown out from the atomizing hole 32 along with the wine gas and falls to the bottom of the distillation kettle 3, steam is introduced into the heating layer 4 to heat the fermentation liquid at the bottom of the distillation kettle 3, so that the wine gas is distilled out, and meanwhile, the outside air is introduced into the guide pipe 8 through the flow guider 33 and is discharged through the air outlet hole 34, so that the stirring of the fermentation liquid at the bottom of the distillation kettle 3 can be promoted, the fermentation liquid is fully contacted with hot gas, and the distillation effect on the fermentation liquid is enhanced;

the wine gas in the distillation still 3 enters the inside of a plurality of wine pipelines 38 through the wine gas outlet 24, condensed water is introduced into the inside of the wine pipelines through the water inlet end of the condensation pipeline 10, so that the condensed water is filled in the gap between the condensation pipeline 10 and the wine pipelines 38, thereby cooling the wine gas in the wine pipelines 38 to generate wine liquid, and the condensed water in the condensation pipeline 10 is discharged from the water outlet end of the wine pipelines to realize the circulation of the condensed water;

the produced wine enters the wine outlet pipeline 11, the distilled wine is sampled through the sampling tank 12, the alcohol degree and quality of the wine are detected, after the detection is qualified, the wine in the earlier and later stages of distillation is respectively conveyed to different collecting tanks 17 through the collecting main pipe 15, and the wine is separately collected, so that the operation can be completed;

during distillation, the temperature inside the distillation still 3 is monitored by the thermometer 30 so as to adjust the steam supply amount at any time, and the pressure inside the distillation system is monitored by the vacuum meter 21 so as to adjust at any time as required, after the distillation is finished, the vacuum state inside the distillation system can be relieved by opening the first through-discharge port 7 and the second through-discharge port 18, and the slag inside the distillation still 3 is discharged from the discharge port 5.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. A liquid or semi-solid state fermented white spirit cryogenic distillation system, comprising:

the distillation device comprises a distillation kettle, wherein a feed inlet is arranged on the side wall of the distillation kettle, and a wine gas outlet is arranged at the top of the distillation kettle;

the outlet of the heating box is communicated with the feed inlet through a delivery pump;

the atomizing barrel is positioned in the distillation kettle, and a plurality of uniformly distributed atomizing holes are formed in the side wall of the atomizing barrel;

the inlet end of the condensing pipeline is communicated with the wine outlet, and the outlet end of the condensing pipeline is communicated with the wine outlet pipeline;

the collection tank, the top of collection tank is equipped with wine inlet and extraction opening respectively, wine inlet with the exit end intercommunication of play wine pipeline, extraction opening and vacuum pump intercommunication.

2. The low-temperature distillation system for liquid or semi-solid fermented white spirit according to claim 1, wherein a heating layer is arranged at the bottom of the distillation kettle, a steam inlet is arranged on the side wall of the heating layer, and a steam outlet is arranged at the bottom of the heating layer;

the inside of stills is equipped with the honeycomb duct, the one end of honeycomb duct is connected with the fluid director, the other end of honeycomb duct is followed stills's inside wears out, be equipped with a plurality of ventholes along its length direction evenly distributed on the honeycomb duct.

3. The low-temperature distillation system for liquid or semi-solid fermented white spirit according to claim 2, wherein a thermometer is arranged on the outer wall of the distillation kettle, a temperature measuring hole is arranged on the distillation kettle at a position corresponding to the thermometer, and a probe of the thermometer penetrates through the temperature measuring hole to enter the distillation kettle;

the distillation kettle is also provided with a manhole, and the top of the manhole is hinged with a sealing cover.

4. A liquid or semi-solid state fermented white spirit low temperature distillation system according to claim 3 wherein the top of the distillation still is provided with a light collecting lens and a first through drain communicated with the interior of the distillation still;

the bottom of the heating layer is provided with a discharge hole communicated with the inside of the distillation kettle.

5. The low-temperature distillation system for liquid or semi-solid fermented white spirit according to claim 2, wherein the number of the collection tanks is two, and the outlet ends of the wine outlet pipelines are respectively communicated with the wine inlets of the two collection tanks;

the vacuum collection device comprises a collection tank, a vacuum pump and a vacuum meter, wherein a negative pressure pipeline is arranged between the two collection tanks, two ends of the negative pressure pipeline are respectively communicated with the extraction openings of the two collection tanks, the vacuum pump is communicated with the negative pressure pipeline, and the negative pressure pipeline is provided with the vacuum meter.

6. The low-temperature distillation system for liquid or semi-solid fermented white spirit according to claim 5, wherein a collecting main pipe is arranged between the wine outlet pipeline and the collecting tanks, the outlet end of the wine outlet pipeline is communicated with the inlet end of the collecting main pipe, and the outlet end of the collecting main pipe is respectively communicated with the wine inlets of the two collecting tanks through collecting branch pipes.

7. The low-temperature distillation system for liquid or semi-solid fermented white spirit according to claim 6, wherein the outlet end of the liquor outlet pipeline is further communicated with a sampling tank, a drainage port is arranged on the side wall of the sampling tank, the drainage port is communicated with the collecting main pipe, and a sampling port is arranged at the bottom of the sampling tank.

8. The cryogenic distillation system of liquid or semi-solid fermented white spirit according to claim 7, wherein a drain pipe communicated with the inside of the collection tank is arranged on the side wall of the collection tank, and a second vent communicated with the inside of the collection tank is arranged at the bottom of the collection tank.

9. The low temperature distillation system for liquid or semi-solid state fermented white spirit according to claim 8, wherein the distillation still, the sampling tank and the collection tank are provided with observation windows.

10. The low temperature distillation system of liquid or semi-solid fermented white spirit according to claim 9, wherein one end of the condensing pipe is a water inlet end, and the other end of the condensing pipe is a water outlet end;

the inside of the condensation pipeline is provided with a plurality of wine gas pipelines parallel to the condensation pipeline, the inlet end of the wine gas pipeline is communicated with the wine gas outlet, and the outlet end of the wine gas pipeline is communicated with the inlet end of the wine outlet pipeline.