CN112522044A - Fermentation vat based on white spirit processing - Google Patents

Fermentation vat based on white spirit processing Download PDF

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Publication number
CN112522044A
CN112522044A CN202011571110.5A CN202011571110A CN112522044A CN 112522044 A CN112522044 A CN 112522044A CN 202011571110 A CN202011571110 A CN 202011571110A CN 112522044 A CN112522044 A CN 112522044A
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CN
China
Prior art keywords
groove
barrel body
sliding
fixedly connected
spring
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011571110.5A
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Chinese (zh)
Inventor
魏国全
魏国银
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yingshang Shuangji Shuangquan Liquor Co ltd
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Yingshang Shuangji Shuangquan Liquor Co ltd
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Application filed by Yingshang Shuangji Shuangquan Liquor Co ltd filed Critical Yingshang Shuangji Shuangquan Liquor Co ltd
Priority to CN202011571110.5A priority Critical patent/CN112522044A/en
Publication of CN112522044A publication Critical patent/CN112522044A/en
Withdrawn legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12GWINE; PREPARATION THEREOF; ALCOHOLIC BEVERAGES; PREPARATION OF ALCOHOLIC BEVERAGES NOT PROVIDED FOR IN SUBCLASSES C12C OR C12H
    • C12G3/00Preparation of other alcoholic beverages
    • C12G3/02Preparation of other alcoholic beverages by fermentation
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12HPASTEURISATION, STERILISATION, PRESERVATION, PURIFICATION, CLARIFICATION OR AGEING OF ALCOHOLIC BEVERAGES; METHODS FOR ALTERING THE ALCOHOL CONTENT OF FERMENTED SOLUTIONS OR ALCOHOLIC BEVERAGES
    • C12H1/00Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages
    • C12H1/02Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages combined with removal of precipitate or added materials, e.g. adsorption material
    • C12H1/06Precipitation by physical means, e.g. by irradiation, vibrations
    • C12H1/063Separation by filtration

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Genetics & Genomics (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Toxicology (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

The invention discloses a fermentation barrel based on white spirit processing, which comprises a barrel body, wherein the upper end of the barrel body is fixedly connected with a feeding pipe, the upper end of the barrel body is provided with a function block, the upper end of the function block is provided with a function groove, the function block is internally provided with a pressure groove positioned at the lower side of the function groove, the pressure groove is internally and slidably connected with a piston, the upper end of the piston is fixedly connected with a slide rod, the slide rod is slidably connected with the function block, the function groove is internally provided with an alarm mechanism which can be triggered by the slide rod, the inner bottom surface of the barrel body is slidably. The beneficial effects are that: utilize piston, slide bar, float board and first spring, trigger contact switch when staving inside pressure is too high or low excessively to open the warning light, send the uncomfortable warning of pressure, in addition, utilize filter screen and actuating mechanism, both can fully filter when the white spirit stoste is emitted in the staving, can avoid the filter board again to block the ejection of compact, make the device more possess the practicality.

Description

Fermentation vat based on white spirit processing
Technical Field
The invention relates to the technical field of white spirit processing, in particular to a fermentation vat based on white spirit processing.
Background
The white spirit is a special distilled spirit in China, fermented grains are prepared from starch or sugar raw materials or distilled after fermentation, the production and fermentation of the white spirit are carried out under the anaerobic condition, so a fermentation barrel for producing the white spirit is usually a closed container and has good sealing performance, the internal pressure of the closed fermentation barrel is often influenced by the internal fermentation reaction, obviously, the normal action of fermentation microorganisms is influenced when the pressure is too high or too low, therefore, the internal pressure of the fermentation barrel needs to be monitored in real time, the prior art does not have a structure which can conveniently monitor the internal pressure of the fermentation barrel in real time to ensure the production quality of the white spirit, in addition, partial precipitates are generated in the process of the fermentation reaction, the partial precipitates are often mixed in the raw liquor, careful filtration processing is also needed after the fermentation barrel is taken out, and if the fermentation barrel can discharge the raw liquor, most of the precipitate is filtered, so that the filtering cost can be greatly reduced, and the production efficiency of the white spirit is improved.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides a fermentation vat based on white spirit processing, which aims to overcome the technical problems in the prior related art.
Therefore, the invention adopts the following specific technical scheme:
the utility model provides a fermenter based on white spirit processing, includes the staving, staving upper end fixedly connected with inlet pipe, the staving upper end is equipped with the function block, the upper end is equipped with the function groove in the function block, the function inslot lies in the function groove downside and is equipped with the inside pressure tank of intercommunication staving, sliding connection has the piston in the pressure tank, the slide bar of the vertical setting of piston upper end fixedly connected with, slide bar and function block sliding connection, the function inslot is equipped with the alarm mechanism that the slide bar can trigger, bottom surface sliding connection has the square frame that the level set up in the staving, the staving lateral wall is equipped with the actuating mechanism who is used for driving the square frame and removes, the equal fixedly connected with filter screen in both.
In a further embodiment, a first sliding groove matched with the sliding rod is arranged in the functional block, and the sliding rod is connected with the first sliding groove in a sliding mode.
In a further embodiment, the alarm mechanism comprises a floating plate fixedly connected with the upper end of the sliding rod, the floating plate is arranged in the functional groove, two first springs are symmetrically arranged up and down and fixedly connected to the eccentric positions of the upper end and the lower end of the floating plate, the other ends of the first springs are fixedly connected with the inner wall of the functional groove, contact switches are fixedly mounted on the inner bottom surface and the inner top surface of the functional groove, a warning lamp is fixedly mounted on the upper end of the functional block, and the warning lamp is electrically connected with the two contact switches.
In a further embodiment, the side wall of the square frame is fixedly connected with a plurality of symmetrically arranged sliding blocks, a second sliding groove matched with the sliding blocks is formed in the inner side wall of the barrel body, and the sliding blocks are connected with the second sliding groove in a sliding mode.
In a further embodiment, the driving mechanism comprises a third sliding groove arranged in the square frame, a driving rod is arranged in the third sliding groove in a penetrating mode and is connected horizontally, two ends of the driving rod are fixedly connected with circular plates which are vertically arranged, the circular plates are embedded into the inner side wall of the barrel body, one ends of the circular plates, far away from the driving rod, are fixedly connected with rotating shafts coaxially, the rotating shafts are connected with the side wall of the barrel body in a penetrating mode, and one ends of the circular plates, far away from the rotating shafts, are fixedly connected with handles.
In a further embodiment, a first cylindrical groove matched with a circular plate is formed in the inner side wall of the barrel body, and the circular plate is rotatably connected with the first cylindrical groove.
In a further embodiment, a second cylindrical groove matched with the rotating shaft is formed in the side wall of the barrel body, and the rotating shaft is rotatably connected with the second cylindrical groove.
In a further embodiment, the outer side wall of the barrel body close to the handle is provided with two spring grooves which are arranged in an up-down symmetrical mode by taking the rotating shaft as a symmetrical center, the inner side wall of each spring groove is fixedly connected with a second spring, the second spring is close to one end of the handle and is fixedly connected with a button, one end of the button, far away from the second spring, horizontally slides and penetrates through the side wall of the barrel body, and one of the buttons is inserted into the handle.
The invention has the beneficial effects that: utilize the piston, the slide bar, floating plate and first spring, through when staving internal pressure strengthens or weakens, the piston drives the slide bar and removes, the slide bar drives the floating plate and stretches or extrudes first spring and finally triggers contact switch when staving internal pressure is too high or low excessively, thereby open the warning light, send the uncomfortable warning of pressure, in addition, utilize filter screen and actuating mechanism, both can fully filter when the white wine stoste is emitted in the staving, can avoid the filter plate to block the ejection of compact again, make the device more possess the practicality.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;
FIG. 3 is a schematic top cross-sectional view of the present invention;
fig. 4 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.
In the figure: 1. a barrel body; 2. a feed pipe; 3. a function block; 4. a functional groove; 5. a pressure tank; 6. a piston; 7. a slide bar; 8. a square frame; 9. a filter screen; 10. a discharge port; 11. a first chute; 12. a floating plate; 13. a first spring; 14. a contact switch; 15. a warning light; 16. a slider; 17. a second chute; 18. a third chute; 19. a drive rod; 20. a circular plate; 21. a rotating shaft; 22. a handle; 23. a first cylindrical groove; 24. a second cylindrical groove; 25. a spring slot; 26. a second spring; 27. a button.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.
According to the embodiment of the invention, a fermentation vat based on white spirit processing is provided.
The first embodiment is as follows:
as shown in fig. 1-3, the fermentation vat based on white spirit processing according to the embodiment of the invention comprises a vat body 1, wherein a feeding pipe 2 is fixedly connected to the upper end of the vat body 1, a functional block 3 is arranged at the upper end of the vat body 1, a functional groove 4 is arranged at the upper end of the functional block 3, a pressure groove 5 communicated with the interior of the vat body 1 is arranged at the lower side of the functional groove 4 in the functional block 3, a piston 6 is connected in the pressure groove 5 in a sliding manner, a vertically arranged slide rod 7 is fixedly connected to the upper end of the piston 6, the slide rod 7 is connected with the functional block 3 in a sliding manner, a first slide groove 11 matched with the slide rod 7 is arranged in the functional block 3, the slide rod 7 is connected with the first slide groove 11 in a sliding manner, an alarm mechanism capable of being triggered by the slide rod 7 is arranged in the functional groove 4, the alarm mechanism comprises a floating plate 12 fixedly connected to the upper end of the slide rod 7 First spring 13, two the 13 other ends of first spring all with 4 inner wall fixed connection of function groove, the equal fixed mounting of bottom surface and interior top surface has contact switch 14 in the function groove 4, 3 upper ends fixed mounting of function block has warning light 15, warning light 15 and the equal electric connection of two contact switch 14.
The following description specifically refers to the specific arrangement and functions of the barrel 1, the functional groove 4, the pressure groove 5, the piston 6, the sliding rod 7, the floating plate 12, the first spring 13, the contact switch 14, the warning light 15 and the first sliding groove 11.
As shown in fig. 1-3, when the device is used, the pressure inside the barrel 1 changes due to fermentation reaction, the changed pressure can make the pressures at the upper and lower ends of the piston 6 inside the pressure tank 5 different, and further make the piston 6 move up and down inside the pressure tank 5, at the same time, the piston 6 drives the slide bar 7 to move up and down inside the first chute 11, the slide bar 7 drives the floating plate 12 to move up and down inside the functional tank 4, the first spring 13 fixedly connected with the upper and lower ends is squeezed or stretched during the movement of the floating plate 12, so that the first spring 13 is elastically deformed under the force, the elastic change of the first spring 13 is closely related to the pressure inside the barrel 1, that is, the elastic characteristic of the first spring 13 is set to match the pressure inside the barrel 1, when the pressure inside the barrel 1 changes too much, that is, the floating plate 12 moves up and down inside the functional tank 4 to contact the contact switch 14 at the upper, the contact switch 14 controls to turn on the warning lamp 15, the warning lamp 15 is lighted to remind workers that the pressure in the barrel body 1 is not suitable, and when the pressure in the barrel body 1 is adjusted to be suitable by the workers, the floating plate 12 leaves the contact switch 14 and returns to the initial position, so that the real-time detection of the internal pressure of the barrel body 1 can be continuously carried out.
Example two:
as shown in fig. 1-3, a horizontally disposed frame 8 is slidably connected to the inner bottom surface of the barrel body 1, a plurality of symmetrically disposed sliders 16 are fixedly connected to the side wall of the frame 8, a second sliding slot 17 matched with the sliders 16 is disposed on the inner side wall of the barrel body 1, the sliders 16 are slidably connected to the second sliding slot 17, a driving mechanism for driving the frame 8 to move is disposed on the side wall of the barrel body 1, the driving mechanism includes a third sliding slot 18 disposed in the frame 8, a horizontally disposed driving rod 19 slidably connected to the third sliding slot 18 penetrates through the third sliding slot 18, vertically disposed circular plates 20 are fixedly connected to both ends of the driving rod 19, two circular plates 20 are embedded into the inner side wall of the barrel body 1, a rotating shaft 21 is coaxially and fixedly connected to one end of the circular plate 20 far from the driving rod 19, a first cylindrical slot 23 matched with the circular plate 20 is disposed on the inner side wall of the barrel, the side wall of the barrel body 1 is provided with a second cylindrical groove 24 matched with the rotating shaft 21, the rotating shaft 21 is rotatably connected with the second cylindrical groove 24, the rotating shaft 21 is rotatably connected with the side wall of the barrel body 1 in a penetrating manner, one end of one rotating shaft 21, which is far away from the circular plate 20, is fixedly connected with a handle 22, the upper end and the lower end of the square frame 8 are fixedly connected with filter screens 9, the lower end of the barrel body 1 is provided with a discharge hole 10, as can be seen from the design, the square frame 8 is attached to the inner bottom surface of the barrel body 1 before fermentation reaction and in the fermentation reaction process, so as to ensure that precipitates generated by the fermentation reaction are all positioned at the upper end of the filter screens 9, after the fermentation reaction is completed, the handle 22 is rotated, the rotating shaft 21 rotates in the second cylindrical groove 24, the rotating shaft 21 drives the circular plate 20 to rotate, so that the position of the driving rod 19 is raised, and the driving rod 19 moves in the third chute 18, so that the driving rod 19 drives the frame 8 to move upwards in the second chute 17 by virtue of the slide block 16, and thus, the filter screen 9 carries part of the sediment to move upwards to leave the discharge hole 10, thereby preventing the discharge hole 10 on the filter screen 9 from being blocked due to the accumulation of the sediment and preventing the sediment from being generated on the lower side of the filter screen 9.
Example three:
as shown in fig. 1-4, two spring grooves 25 are symmetrically arranged up and down on the outer side wall of the barrel 1 near the handle 22 with the rotating shaft 21 as the center of symmetry, a second spring 26 is fixedly connected to the inner side wall of the spring groove 25, a button 27 is fixedly connected to one end of the second spring 26 close to the handle 22, one end of the button 27 far away from the second spring 26 is horizontally arranged through the side wall of the barrel body 1 in a sliding way, and one of said buttons 27 is arranged to be inserted in the handle 22, it is clear from the above-mentioned design, by pressing the button 27, the button 27 moves into the spring groove 25 and presses the second spring 26, the second spring 26 is elastically deformed and compressed by the force, and after the second spring 26 is received in the spring groove 25, when the handle 22 is rotated to a certain vertical position, the second spring 26 releases the elastic potential energy to push the button 27 to eject from the spring slot 25 and insert into the handle 22, so that the handle 22 is fixed.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In practical application, pressure changes are generated in the barrel body 1 due to fermentation reaction, the changed pressure can make the pressures at the upper end and the lower end of the piston 6 in the pressure tank 5 different, so that the piston 6 moves up and down in the pressure tank 5, meanwhile, the piston 6 drives the slide rod 7 to move up and down in the first chute 11, the slide rod 7 drives the floating plate 12 to move up and down in the functional tank 4, the first spring 13 fixedly connected with the upper end and the lower end is extruded or stretched in the moving process of the floating plate 12, so that the first spring 13 is elastically deformed under stress, the elastic change of the first spring 13 is closely related to the pressure in the barrel body 1, namely, the elastic characteristic of the first spring 13 is matched with the pressure in the barrel body 1, when the pressure change in the barrel body 1 is too large, namely, the floating plate 12 moves up and down in the functional tank 4 to contact with the contact switch 14 at the upper side or the lower side, the contact warning switch 14 controls to turn on the lamp, the warning light 15 lights and reminds staff that pressure is uncomfortable in the staving 1, and when the pressure in the staving 1 is adjusted to be suitable at the staff, the floating plate 12 leaves the contact switch 14 and returns to the initial position, and then real-time detection can be continuously carried out on the internal pressure of the staving 1.
In addition, the frame 8 is attached to the inner bottom surface of the barrel 1 before and during the fermentation reaction to ensure that the precipitate generated by the fermentation reaction is located at the upper end of the filter screen 9, when the fermentation reaction is completed, the button 27 is pressed, the button 27 moves into the spring groove 25 and presses the second spring 26, the second spring 26 is elastically deformed and compressed under force, after the second spring 26 is received in the spring groove 25, the handle 22 is rotated, the handle 22 drives the rotating shaft 21 to rotate in the second cylindrical groove 24, the rotating shaft 21 drives the circular plate 20 to rotate in the first cylindrical groove 23, the circular plate 20 drives the driving rod 19 to rotate around the center of the circular plate 20, so that the position of the driving rod 19 is raised, and as the driving rod 19 moves in the third sliding groove 18, the driving rod 19 drives the frame 8 to move upwards in the second sliding groove 17 by means of the slider 16, after the frame 8 moves to the highest position, the handle 22 corresponds to the position of the, the second spring 26 releases the elastic potential energy to push the button 27 to pop out of the spring slot 25 and insert into the handle 22, so that the handle 22 is fixed again, and further the frame 8 and the filter screen 9 are fixed, therefore, the filter screen 9 carries part of the sediment to move upwards to leave the discharge hole 10, and the blockage of the discharge hole 10 on the filter screen 9 caused by sediment accumulation is avoided, and no sediment is generated on the lower side of the filter screen 9.
In conclusion, by means of the technical scheme, the equipment can be effectively guaranteed to realize good work adjustment and range adaptation, the equipment can be well adjusted in the whole working process, so that the equipment can adapt to different size plates and different work requirements, the support plate is slowly pushed to move by utilizing progressive matching of a plurality of structures, the sealing strip is automatically pasted, the space for manual participation can be greatly reduced, meanwhile, the manual consumption is reduced, the manhole cost is reduced, the work efficiency is increased, and the equipment is more practical.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (8)

1. The utility model provides a fermenter based on white spirit processing, includes staving (1), its characterized in that: the feeding device is characterized in that the feeding pipe (2) is fixedly connected to the upper end of the barrel body (1), the functional block (3) is arranged at the upper end of the barrel body (1), the functional groove (4) is arranged at the inner upper end of the functional block (3), the pressure groove (5) communicated with the interior of the barrel body (1) is arranged at the lower side of the functional groove (4) in the functional block (3), the piston (6) is connected in the pressure groove (5) in a sliding manner, the vertically arranged sliding rod (7) is fixedly connected to the upper end of the piston (6), the sliding rod (7) is connected with the functional block (3) in a sliding manner, the alarm mechanism which can be triggered by the sliding rod (7) is arranged in the functional groove (4), the horizontally arranged square frame (8) is connected to the inner bottom surface of the barrel body (1) in a sliding manner, the side wall of the barrel body (1) is, the lower end of the barrel body (1) is provided with a discharge hole (10).
2. The fermentation vat based on white spirit processing of claim 1, characterized in that: the functional block (3) is internally provided with a first sliding chute (11) matched with the sliding rod (7), and the sliding rod (7) is in sliding connection with the first sliding chute (11).
3. The fermentation vat based on white spirit processing of claim 1, characterized in that: alarm mechanism includes some floating plate (12) of slide bar (7) upper end fixed connection, floating plate (12) set up in function groove (4) and floating plate (12) about first spring (13) that two eccentricities at both ends fixedly connected with about two symmetry set up, two first spring (13) other end all with function groove (4) inner wall fixed connection, the equal fixed mounting of bottom surface and interior top surface has contact switch (14) in function groove (4), function piece (3) upper end fixed mounting has warning light (15), warning light (15) and the equal electric connection of two contact switch (14).
4. The fermentation vat based on white spirit processing of claim 1, characterized in that: the side wall of the square frame (8) is fixedly connected with a plurality of symmetrically arranged sliding blocks (16), a second sliding groove (17) matched with the sliding blocks (16) is formed in the inner side wall of the barrel body (1), and the sliding blocks (16) are connected with the second sliding groove (17) in a sliding mode.
5. The fermentation vat based on white spirit processing of claim 1, characterized in that: actuating mechanism includes third spout (18) that is equipped with in square frame (8), run through driving lever (19) that sliding connection's level set up in third spout (18), driving lever (19) both ends are plectane (20) of the vertical setting of equal fixedly connected with, two plectane (20) all imbed the coaxial fixedly connected with pivot (21) of one end that actuating lever (19) were kept away from to plectane (20) inside wall and plectane (20), pivot (21) run through with staving (1) lateral wall and rotate and be connected, one of them plectane (20) one end fixedly connected with handle (22) are kept away from in pivot (21).
6. A fermenter based on white spirit processing according to claim 5, wherein: the inner side wall of the barrel body (1) is provided with a first cylindrical groove (23) matched with the circular plate (20), and the circular plate (20) is rotatably connected with the first cylindrical groove (23).
7. A fermenter based on white spirit processing according to claim 5, wherein: the side wall of the barrel body (1) is provided with a second cylindrical groove (24) matched with the rotating shaft (21), and the rotating shaft (21) is rotatably connected with the second cylindrical groove (24).
8. A fermenter based on white spirit processing according to claim 5, wherein: the lateral wall that staving (1) is close to handle (22) is equipped with two and uses pivot (21) spring groove (25) that set up as symmetry center longitudinal symmetry, spring groove (25) inside wall fixedly connected with second spring (26), second spring (26) are close to handle (22) one end fixedly connected with button (27), second spring (26) one end horizontal slip is kept away from in button (27) and is run through staving (1) lateral wall setting, and one of them button (27) insert handle (22) setting.
CN202011571110.5A 2020-12-27 2020-12-27 Fermentation vat based on white spirit processing Withdrawn CN112522044A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011571110.5A CN112522044A (en) 2020-12-27 2020-12-27 Fermentation vat based on white spirit processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011571110.5A CN112522044A (en) 2020-12-27 2020-12-27 Fermentation vat based on white spirit processing

Publications (1)

Publication Number Publication Date
CN112522044A true CN112522044A (en) 2021-03-19

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Application Number Title Priority Date Filing Date
CN202011571110.5A Withdrawn CN112522044A (en) 2020-12-27 2020-12-27 Fermentation vat based on white spirit processing

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113278483A (en) * 2021-07-14 2021-08-20 李天一 Fermentation method of fen-flavor liquor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113278483A (en) * 2021-07-14 2021-08-20 李天一 Fermentation method of fen-flavor liquor

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Application publication date: 20210319