CN118177408B - Tobacco shred humidifying and separating device - Google Patents
Tobacco shred humidifying and separating device Download PDFInfo
- Publication number
- CN118177408B CN118177408B CN202410599503.9A CN202410599503A CN118177408B CN 118177408 B CN118177408 B CN 118177408B CN 202410599503 A CN202410599503 A CN 202410599503A CN 118177408 B CN118177408 B CN 118177408B
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- tobacco shred
- tobacco
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/04—Humidifying or drying tobacco bunches or cut tobacco
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/12—Steaming, curing, or flavouring tobacco
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B33/00—Steam-generation plants, e.g. comprising steam boilers of different types in mutual association
- F22B33/18—Combinations of steam boilers with other apparatus
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture Of Tobacco Products (AREA)
Abstract
The invention relates to a tobacco shred humidifying and separating device, which comprises a steam supply device, a first ejector and a wet tobacco shred separating device; the steam outlet of the steam supply device is communicated with the steam inlet of the first ejector; the first ejector is used for humidifying and heating the cut tobacco; the first ejector is provided with a tobacco shred inlet, and a mixture outlet of the first ejector is communicated with an inlet of the tobacco shred separating device; the tobacco shred separating device is used for separating tobacco shreds with different water contents; the tobacco shred separating device is internally provided with a sedimentation space, and the bottom of the tobacco shred separating device is provided with a plurality of tobacco shred outlets communicated with the sedimentation space. The invention is based on the fact that the steam supply device is used for providing the pressurized steam as the power air source of the first ejector, and the tobacco shreds and the steam are mixed and conveyed in the first ejector, so that the tobacco shreds can be heated and humidified, the mixing effect with the tobacco shreds is better, and the tobacco shreds are output through different tobacco shred outlets, so that the difference of the moisture content of the tobacco shreds output by the outlets is smaller, and the taste of the tobacco shreds is improved.
Description
Technical Field
The invention relates to the technical field of tobacco shred processing, in particular to a tobacco shred humidifying and separating device.
Background
In the cost of cigarettes, the tobacco shreds occupy most part, and the main process of making the tobacco shreds by the cigarettes aims at keeping the tobacco shreds stable and consistent in quality, and ensuring uniform raw material proportion, uniform application of essence liquid materials, proper tobacco shred width and uniform moisture; secondly, the prepared cut tobacco has high filling value, increases toughness and saves raw materials; thirdly, fine particles are reduced as much as possible, and loss is reduced; wherein, the water content of the tobacco shreds has great influence on the combustion and the taste. Generally, the proper moisture content of the cut tobacco is about 10% -13% (weight percent = weight of water/(weight of water + weight of dry materials), the moisture content can ensure stable burning of the cut tobacco and comfortable taste, if the moisture content of the cut tobacco is too high, the burning speed is too high, the taste is spicy, the moisture content is too low, the burning speed of the cut tobacco is too slow, and the taste becomes dry.
Disclosure of Invention
The invention discloses a tobacco shred humidifying and separating device, and aims to solve the technical problems in the prior art.
The invention adopts the following technical scheme:
A tobacco shred humidifying and separating device comprises a steam supply device, a first ejector and a wet tobacco shred separating device; a steam outlet of the steam supply device is communicated with a steam inlet of the first ejector; the first ejector is used for humidifying and warming tobacco shreds; the first ejector is provided with a tobacco shred inlet, and a mixture outlet of the first ejector is communicated with an inlet of the tobacco shred separation device; the tobacco shred separating device is used for separating tobacco shreds with different water contents; the tobacco shred separating device is internally provided with a sedimentation space, and the bottom of the tobacco shred separating device is provided with a plurality of tobacco shred outlets communicated with the sedimentation space.
In the tobacco shred humidifying and separating device, the steam supplying device comprises a heat medium supplying device, a heat exchanger, a flash tank and a circulating pump; the heat medium supply device is used for providing a high-temperature medium for the heat exchanger; the low-temperature medium inlet of the heat exchanger is communicated with the outlet of the circulating pump, and the low-temperature medium outlet of the heat exchanger is communicated with the inlet of the flash tank; the vapor phase outlet of the flash tank is communicated with the vapor inlet of the first ejector, and the liquid phase outlet is communicated with the inlet of the circulating pump.
In the tobacco shred humidifying and separating device, the steam supplying device further comprises a steam compressor;
the vapor compressor inlet is in communication with the vapor phase outlet and the outlet is in communication with the vapor inlet.
In the tobacco shred humidifying and separating device, the heat medium supplying device comprises a refrigeration compressor, a throttling device and an evaporator; the outlet of the refrigeration compressor is communicated with the high-temperature medium inlet of the heat exchanger; the high-temperature medium outlet of the heat exchanger is communicated with the inlet of the throttling device; the outlet of the throttling device is communicated with the inlet of the evaporator; the evaporator outlet communicates with the refrigerant compressor inlet.
The tobacco shred humidifying and separating device also comprises a plurality of tobacco shred output devices and a pressure gas supply device; each cut tobacco output device is correspondingly communicated with one cut tobacco outlet, and each cut tobacco output device is communicated with the outlet of the pressure gas supply device.
In the tobacco shred humidifying and separating device, the tobacco shred output device comprises a valve, a second ejector and collecting equipment; the valve inlet is communicated with the outlet of the pressure gas supply device, and the valve outlet is communicated with the gas inlet of the second ejector; the wet tobacco shred inlet of the second ejector is communicated with the tobacco shred outlet, and the material outlet of the second ejector is communicated with the collecting device.
In the tobacco shred humidifying and separating device, the pressure gas supply device is an air compressor.
In the tobacco shred humidifying and separating device, a plurality of tobacco shred outlets are arranged at intervals along the discharging direction of the material inlet of the tobacco shred separating device.
In the tobacco shred humidifying and separating device, the tobacco shred outlet is of a funnel-shaped structure.
The tobacco shred humidifying and separating device also comprises a tobacco shred storage tank; and a discharge port of the tobacco shred storage tank is communicated with the tobacco shred inlet on the first ejector.
The technical scheme adopted by the invention can achieve the following beneficial effects:
The invention mainly provides a tobacco shred humidifying and separating device, which is based on the fact that steam with pressure is provided by a steam supply device as a power air source of a first ejector, and the tobacco shred and the steam are mixed and conveyed in the first ejector, so that the tobacco shred can be heated and humidified, the mixing effect with the tobacco shred is better, the tobacco shred is heated and humidified uniformly, the steam consumption is reduced, the first mixed humidification is realized in the first ejector, the secondary humidification can be performed in a settling space of a wet tobacco shred separating device, the steam utilization rate is improved, and the energy consumption is reduced; based on steam as a power air source, when the tobacco shreds are heated and humidified, media at the mixture outlet of the first ejector have the same speed and enter a settling space of the wet tobacco shred separating device, so that the tobacco shreds with different water contents are separated, and are output through different tobacco shred outlets, so that the difference of the water contents of the tobacco shreds output by the tobacco shred outlets is smaller, and the taste of the tobacco shreds is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments are briefly described below to form a part of the present invention, and the exemplary embodiments of the present invention and the description thereof illustrate the present invention and do not constitute undue limitations of the present invention. In the drawings:
FIG. 1 is a block diagram of a tobacco shred humidifying and separating device according to the present invention;
FIG. 2 is a block diagram of a first injector of a tobacco shred humidifying and separating device according to the present invention;
FIG. 3 is a block diagram of a second injector of the tobacco shred humidifying and separating device of the present invention.
Reference numerals illustrate:
1. A steam supply device; 11. a heat medium supply device; 111. a refrigeration compressor; 112. a throttle device; 113. an evaporator; 12. a heat exchanger; 121. a cryogenic medium inlet; 122. a cryogenic medium outlet; 123. a high temperature medium inlet; 124. a high temperature medium outlet; 13. a flash tank; 131. an inlet; 132. a vapor phase outlet; 133. a liquid phase outlet; 14. a circulation pump; 15. a vapor compressor; 2. a first ejector; 21. a steam inlet; 22. a tobacco shred inlet; 23. a mixture outlet; 3. a wet tobacco shred separating device; 31. a material inlet; 32. a settling space; 33. a tobacco shred outlet; 4. a tobacco shred output device; 41. a valve; 42. a second ejector; 421. a gas inlet; 422. a wet cut tobacco inlet; 423. a material outlet; 43. a collection device; 5. a pressure gas supply device; 6. and a tobacco shred storage tank.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to specific embodiments of the present invention and corresponding drawings. In the description of the present invention, it should be noted that the term "or" is generally employed in its sense including "and/or" unless the content clearly dictates otherwise.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; the magnetic connection can be mechanical connection or magnetic connection; 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 application will be understood in specific cases by those of ordinary skill in the art. In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order to solve the problems in the prior art, the embodiment of the application provides a tobacco shred humidifying and separating device.
The embodiment provides a tobacco shred humidifying and separating device, which comprises a steam supply device 1, a first ejector 2 and a wet tobacco shred separating device 3, as shown in fig. 1 and 2; the steam outlet of the steam supply device 1 is communicated with the steam inlet 21 of the first ejector 2; the first ejector 2 is used for humidifying and warming tobacco shreds; the first ejector 2 is provided with a tobacco shred inlet 22, and a mixture outlet 23 of the first ejector 2 is communicated with a material inlet 31 of the tobacco shred separating device 3; the tobacco shred separating device 3 is used for separating tobacco shreds with different water contents; the tobacco shred separating device 3 is internally provided with a sedimentation space 32, and the bottom is provided with a plurality of tobacco shred outlets 33 communicated with the sedimentation space 32; specifically, the cut tobacco outlet 33 communicates with the bottom surface of the sedimentation space 32; preferably, the plurality of tobacco shred outlets 33 are arranged at intervals along the discharging direction of the material inlet 31 of the tobacco shred separating device 3, namely, the direction of the communication port of the material inlet 31 communicated with the sedimentation space 32; in some preferred embodiments, the tobacco outlet 33 is a funnel-like structure, which facilitates tobacco output based on the provision of the funnel-like structure to the tobacco outlet 33.
According to the tobacco shred humidifying and separating device, based on the fact that the steam supply device 1 is used for providing steam with pressure as a power air source of the first ejector 2, the tobacco shreds and the steam are mixed and conveyed in the first ejector 2, so that the tobacco shreds can be heated and humidified, the mixing effect between the steam and the tobacco shreds is better, the tobacco shreds are heated and humidified uniformly, the steam consumption is reduced, the first mixed humidification is realized in the first ejector, the secondary humidification can be performed in a sedimentation space of a wet tobacco shred separating device, the steam utilization rate is improved, and the energy consumption is reduced; based on steam as a power air source, when the tobacco shreds are heated and humidified, the medium at the mixture outlet of the first ejector has the same speed and enters a settling space of the wet tobacco shred separating device, and as the moisture content of the tobacco shreds is different, the density is different, so that the tobacco shreds with different moisture contents are separated, and are output through different tobacco shred outlets, so that the moisture content difference of the tobacco shreds output by each tobacco shred outlet is smaller, the taste of the tobacco shreds is improved, and the subsequent separate treatment such as separate humidification is facilitated; and is suitable for small-sized tobacco shred processing occasions.
In some preferred embodiments, as shown in fig. 1, the steam supply device 1 includes a heat medium supply device 11, a heat exchanger 12, a flash tank 13, and a circulation pump 14; the heat medium supply device 11 is used for supplying a high-temperature medium to the heat exchanger 12; the low-temperature medium inlet 121 of the heat exchanger 12 is communicated with the outlet of the circulating pump 14, and the low-temperature medium outlet 122 of the heat exchanger 12 is communicated with the inlet 131 of the flash tank 13; the vapor phase outlet 132 of the flash tank 13 communicates with the vapor inlet 21 of the first ejector 2, and the liquid phase outlet 133 communicates with the inlet of the circulation pump 14. In order to realize the process of conditioning and drying the cut tobacco, a steam heating mode is mainly adopted at present, a gas boiler is used for generating high-temperature steam and hot air to realize the humidification and drying of the cut tobacco, the method has extremely high energy consumption and consumes a large amount of natural gas and purified water, the water is heated in the heat exchanger 12 in a mode of matching the heat exchanger 12 with the flash tank 13 in the preferred scheme, and is conveyed into the flash tank 13, after the high-temperature water enters the flash tank 13, the high-temperature water is subjected to flash evaporation to form a steam-water mixture due to the fact that the pressure in the flash tank 13 is lower than the saturated vapor pressure at the high-temperature water temperature, wherein steam is output by the vapor phase outlet 132, liquid phase flows out of the liquid phase outlet 133, and the heat transfer capacity of the heat exchanger 12 is lower due to the fact that no phase change occurs in the heat exchanger 12, so that compared with the mode that a steam boiler generates steam in the prior art, the energy consumption of the heat exchanger 12 in the scheme is lower and more energy-saving due to the fact that the heat exchanger 12 is matched with the flash tank 13 to generate steam. Preferably, the heat exchanger 12 is a water cooled heat exchanger.
In some preferred embodiments, as shown in fig. 1, the steam supply device 1 further comprises a steam compressor 15; the inlet of the vapor compressor 15 is communicated with the vapor phase outlet 132, and the outlet is communicated with the vapor inlet 21; based on the arrangement of the steam compressor 15, the temperature and the pressure of steam entering the steam inlet 21 of the ejector 2 can be increased to meet different tobacco shred processing requirements in the follow-up process; and the low pressure state in the flash tank 13 is maintained based on the vapor phase extraction in the flash tank 13 by the vapor compressor 15, which is advantageous for the flash process in the flash tank 13. Preferably, the vapor compressor 15 is an oil-free compressor, such as a twin screw compressor; more preferably, the vapor compressor 15 is a variable frequency compressor, and the vapor phase pressure in the flash tank 13 and the output vapor flow can be controlled by adjusting the rotation speed of the vapor compressor 15, so as to achieve the humidity change of the mixed gas formed by the air flow air and the vapor at the outlet of the ejector 2, thereby achieving the purpose of adjusting the moisture content of the cut tobacco at the mixture outlet 23. And further realizes the adjustment of the cut tobacco water content of the mixture outlet 23 of the ejector 2.
In some preferred embodiments, as shown in fig. 1, the heat medium supply device 11 includes a refrigeration compressor 111, a throttling device 112, and an evaporator 113; the outlet of the refrigeration compressor 111 is communicated with the high-temperature medium inlet 123 of the heat exchanger 12; the high temperature medium outlet 124 of the heat exchanger 12 is communicated with the inlet of the throttling device 112; the outlet of the throttling device 112 is communicated with the inlet of the evaporator 113; the outlet of the evaporator 113 is communicated with the inlet of the refrigeration compressor 111; based on the heat pump cycle comprising the refrigeration compressor 111, the throttling device 112 and the evaporator 113, preferably, environment-friendly freon is used as a refrigerant, so that the requirement of environmental protection is met, and the heat pump cycle is used for providing heat for the heat exchanger 12, so that the heating efficiency is higher than that of a heating mode of a gas boiler, and the energy consumption can be reduced. Preferably, the evaporator 113 is an air-cooled evaporator; the throttle device 112 is a thermal expansion valve.
In some preferred embodiments, as shown in fig. 1, a plurality of shredded tobacco output means 4 and pressure gas supply means 5 are also included; each tobacco shred output device 4 is correspondingly communicated with one tobacco shred outlet 33, and each tobacco shred output device 4 is communicated with the outlet of the pressure gas supply device 5; based on the fact that the tobacco shreds at each tobacco shred outlet 33 are conveyed by the tobacco shred output device 4, the tobacco shred gathering amount at each tobacco shred outlet 33 of the wet tobacco shred separating device 3 is guaranteed to be in a safe area, namely a certain tobacco shred height is kept, and the influence of excessive tobacco shred gathering on the separating effect or the influence of too little tobacco shreds on the sedimentation process is avoided; setting according to the requirements; wherein, the tobacco shred output device 4 can be an ejector or other existing suction-type pneumatic conveying devices.
In some preferred embodiments, as shown in fig. 1 and 3, the shredded tobacco output means 4 includes a valve 41, a second injector 42, and a collection device 43; the inlet of the valve 41 is communicated with the outlet of the pressure gas supply device 5, and the outlet of the valve 41 is communicated with the gas inlet 421 of the second ejector 42; the wet tobacco shred inlet 422 of the second ejector 42 is communicated with the tobacco shred outlet 33, and the material outlet 423 of the second ejector 42 is communicated with the collecting device 43; based on the valve 41 and the second ejector 42 as a device for leading out the tobacco shreds at the tobacco shred outlets 33, the opening time of the valve 41 can be controlled to realize the separate control of the tobacco shred accumulation amount at each tobacco shred outlet 33; preferably, the valve 41 is an electromagnetic valve, the opening and closing actions of the electromagnetic valve are quicker, and the working time of the second ejector 42 is better controlled; more preferably, the tobacco shred outlets 33 are in a funnel-shaped structure, and the funnel-shaped tobacco shred outlets 33 are matched with the second ejector 42 to output wet tobacco shreds, so that the wet tobacco shreds of each tobacco shred outlet 33 can be more thoroughly conveyed; preferably, the collection device 43 is optionally a collection tank.
In some preferred embodiments, the pressure gas supply 5 is an air compressor; the air compressor is used as a pressure air source, so that the miniaturization of the whole device is facilitated.
In some preferred embodiments, as shown in fig. 1, a tobacco shred storage tank 6 is also included; the discharge port of the tobacco shred storage tank 6 is communicated with a tobacco shred inlet 22 on the first ejector 2; preferably, the discharge port of the tobacco shred storage tank 6 is positioned vertically above the tobacco shred inlet 22 on the first ejector 2, so as to reduce the conveying resistance of the tobacco shreds in the process of entering the tobacco shred inlet 22 on the first ejector 2 from the discharge port of the tobacco shred storage tank 6; further preferably, the discharge side of the tobacco shred storage tank 6 is of a funnel-shaped structure.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.
Claims (9)
1. The tobacco shred humidifying and separating device is characterized by comprising a steam supply device, a first ejector and a wet tobacco shred separating device;
a steam outlet of the steam supply device is communicated with a steam inlet of the first ejector;
The first ejector is used for humidifying and warming tobacco shreds; the first ejector is provided with a tobacco shred inlet, and a mixture outlet of the first ejector is communicated with a material inlet of the tobacco shred separation device;
The tobacco shred separating device is used for separating tobacco shreds with different water contents; the tobacco shred separating device is internally provided with a sedimentation space, and the bottom of the tobacco shred separating device is provided with a plurality of tobacco shred outlets communicated with the sedimentation space;
The steam supply device comprises a heat medium supply device, a heat exchanger, a flash tank and a circulating pump;
The heat medium supply device is used for providing a high-temperature medium for the heat exchanger;
the low-temperature medium inlet of the heat exchanger is communicated with the outlet of the circulating pump, and the low-temperature medium outlet of the heat exchanger is communicated with the inlet of the flash tank;
The vapor phase outlet of the flash tank is communicated with the vapor inlet of the first ejector, and the liquid phase outlet is communicated with the inlet of the circulating pump;
the tobacco shred realizes first mixing humidification in the first ejector, and secondary humidification can be carried out in the sedimentation space of the wet tobacco shred separating device, so that the steam utilization rate is improved.
2. The tobacco shred humidifying and separating device of claim 1, wherein the steam supply device further comprises a steam compressor;
the vapor compressor inlet is in communication with the vapor phase outlet and the outlet is in communication with the vapor inlet.
3. The tobacco shred humidifying and separating device as claimed in claim 1, wherein the heat medium supplying device comprises a refrigerating compressor, a throttle device and an evaporator;
The outlet of the refrigeration compressor is communicated with the high-temperature medium inlet of the heat exchanger;
The high-temperature medium outlet of the heat exchanger is communicated with the inlet of the throttling device;
The outlet of the throttling device is communicated with the inlet of the evaporator;
the evaporator outlet communicates with the refrigerant compressor inlet.
4. The tobacco shred humidifying and separating device of claim 1, further comprising a plurality of tobacco shred output devices and a pressure gas supply device;
each cut tobacco output device is correspondingly communicated with one cut tobacco outlet, and is communicated with the outlet of the pressure gas supply device.
5. The tobacco shred humidifying and separating device of claim 4, wherein the tobacco shred output device comprises a valve, a second injector and a collecting apparatus;
The valve inlet is communicated with the outlet of the pressure gas supply device, and the valve outlet is communicated with the gas inlet of the second ejector;
The wet tobacco shred inlet of the second ejector is communicated with the tobacco shred outlet, and the material outlet of the second ejector is communicated with the collecting device.
6. The tobacco shred humidifying and separating device of claim 4, wherein the pressure gas supply means is an air compressor.
7. The tobacco shred humidifying and separating device as claimed in claim 1, wherein a plurality of the tobacco shred outlets are arranged at intervals along the discharging direction of the material inlet of the tobacco shred separating device.
8. The tobacco shred humidifying and separating device as claimed in claim 1, wherein the tobacco shred outlet is of funnel-like structure.
9. The tobacco shred humidifying and separating device of claim 1, further comprising a tobacco shred storage tank;
and a discharge port of the tobacco shred storage tank is communicated with the tobacco shred inlet on the first ejector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410599503.9A CN118177408B (en) | 2024-05-15 | 2024-05-15 | Tobacco shred humidifying and separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410599503.9A CN118177408B (en) | 2024-05-15 | 2024-05-15 | Tobacco shred humidifying and separating device |
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| Publication Number | Publication Date |
|---|---|
| CN118177408A CN118177408A (en) | 2024-06-14 |
| CN118177408B true CN118177408B (en) | 2024-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410599503.9A Active CN118177408B (en) | 2024-05-15 | 2024-05-15 | Tobacco shred humidifying and separating device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101036529A (en) * | 2007-04-26 | 2007-09-19 | 云南昆船设计研究院 | Method of fumigating tobacco material |
| CN101088424A (en) * | 2007-07-09 | 2007-12-19 | 中国烟草总公司郑州烟草研究院 | Tobacco flake remoistening process based on medium temperature and humidity control |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4315515A (en) * | 1980-04-11 | 1982-02-16 | Brown & Williamson Tobacco Corporation | Tobacco drying apparatus |
| RU2352213C1 (en) * | 2008-05-15 | 2009-04-20 | Олег Иванович Квасенков | Method of production reconstituted tobacco |
| CN204482995U (en) * | 2015-02-09 | 2015-07-22 | 河南中烟工业有限责任公司 | The jet temperature and humidity regulation system of Novel fluidization bed warming and humidifying machine |
| CN115462551B (en) * | 2021-06-10 | 2024-09-03 | 贵州中烟工业有限责任公司 | Tobacco shred moisture regaining machine moisture adjusting device and method and tobacco shred moisture regaining machine |
-
2024
- 2024-05-15 CN CN202410599503.9A patent/CN118177408B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101036529A (en) * | 2007-04-26 | 2007-09-19 | 云南昆船设计研究院 | Method of fumigating tobacco material |
| CN101088424A (en) * | 2007-07-09 | 2007-12-19 | 中国烟草总公司郑州烟草研究院 | Tobacco flake remoistening process based on medium temperature and humidity control |
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| CN118177408A (en) | 2024-06-14 |
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