CN110663981B - Flexible tobacco stem moisture regaining machine based on mesh belt conveying - Google Patents
Flexible tobacco stem moisture regaining machine based on mesh belt conveying Download PDFInfo
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- CN110663981B CN110663981B CN201911002487.6A CN201911002487A CN110663981B CN 110663981 B CN110663981 B CN 110663981B CN 201911002487 A CN201911002487 A CN 201911002487A CN 110663981 B CN110663981 B CN 110663981B
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- steam
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention relates to a flexible tobacco stem moisture regaining machine based on mesh belt conveying, which comprises a rack, a machine body, a material conveying system based on an air lock and a mesh belt, a pipeline system, a circulating air and moisture removal system and a safety protection system. The technical scheme provides brand new equipment for conditioning tobacco stems in a low-positive-pressure high-temperature high-humidity environment sealed by virtue of an air lock, wherein the tobacco stems are conveyed by a mesh belt in a conditioning process, and the tobacco stems are heated and conditioned by virtue of steam injection and high-temperature high-humidity circulating air. The invention can effectively complete the tobacco stem temperature-increasing and moisture-regaining process task, in particular to low-strength temperature-increasing and moisture-regaining. The equipment provided by the invention can flexibly adjust the temperature-increasing and moisture-regaining strength of the tobacco stems, has no complex mechanical structure similar to the existing tobacco stem moisture-regaining equipment such as a tunnel type tobacco stem moisture-regaining machine and the like, and has the advantages of simple structure, small maintenance difficulty and low maintenance cost.
Description
Technical Field
The invention belongs to the field of tobacco processing machinery, relates to a tobacco moisture regaining machine, and particularly relates to a flexible tobacco stem moisture regaining machine based on mesh belt conveying.
Background
The tobacco stem conditioning machine is generally applied to tobacco stem processing links of tobacco processing enterprises, the tobacco stems are heated and humidified mainly by steam, the tobacco stem conditioning machine in the current stage is in a tunnel type, a drum type, a scraper type and a spiral type according to process requirements, and the tobacco stem conditioning machine in the form generally has the conditions of high maintenance difficulty, high maintenance cost, single heating and humidifying regulation and control means and high regulation and control difficulty.
The replacement cycle of the main structural design of the slot body, the eccentric mechanism and the like of the equipment is generally only two years by taking the tunnel type tobacco stem moisture regaining machine as an example, the single replacement cost is generally higher than 50% of the original value of the equipment, and the maintenance cost is higher. The main problems of the scraper-type and spiral-type moisture regaining machines are single temperature-increasing and humidifying regulation and control means and insufficient production flexibility. The drum-type tobacco stem damping machine has the problems of large equipment volume and high maintenance difficulty.
Therefore, the device which can flexibly adjust the temperature-increasing and moisture-regaining strength of the tobacco stems, does not have an eccentric vibration component similar to a tunnel type tobacco stem moisture-regaining machine, is smaller and smaller than the traditional moisture-regaining device, has a simple structure, is convenient to maintain and meets the flexible processing and production requirements of the tobacco stems is urgently needed.
Disclosure of Invention
The invention aims to provide a flexible tobacco stem conditioning machine based on mesh belt conveying, and aims to solve the problems that the tobacco stem conditioning machine in the prior art is high in maintenance cost, single in temperature and humidity increasing and regulating means and large in equipment volume.
The invention is realized by the following technical scheme:
a flexible tobacco stem moisture regaining machine based on mesh belt conveying comprises a rack and a machine body arranged on the rack;
the machine body comprises a material conveying system, a pipeline system and a circulating air and moisture exhausting system;
the material conveying system comprises a driving roller, a driving variable frequency motor, a driven roller, a mesh belt, a feeding air lock, a discharging air lock, a material baffle and a material homogenizer;
the mesh belt is movably supported by a driving roller and a driven roller, and an output shaft of the driving variable frequency motor is connected with the driving roller;
the feeding air lock is arranged on the shell above one side close to the driven roller, and a discharge hole of the feeding air lock corresponds to the mesh belt;
a material baffle is obliquely arranged below the discharge hole of the feeding airlock;
a material homogenizer is arranged at the discharge port close to the feeding airlock;
the discharging air lock is arranged on the shell below one side of the driving roller, and a feeding hole of the discharging air lock corresponds to the end part of the mesh belt;
the pipeline system comprises a temperature-increasing and humidity-increasing steam pipeline, a mesh belt cleaning and blowing steam pipeline and a cleaning water pipeline; the temperature and humidity increasing steam pipeline is connected with a temperature and humidity increasing steam nozzle arranged above the shell;
one end of the mesh belt cleaning and blowing steam pipeline is connected with the warming and humidifying steam pipeline, and the other end of the mesh belt cleaning and blowing steam pipeline is connected with the cleaning water pipeline;
the cleaning water pipeline is connected with an impurity removal cleaning nozzle arranged above the shell;
the circulating air and moisture removal system comprises a circulating fan, a return air pipeline, a moisture removal pipeline and a hot air supply pipeline;
the air return pipeline is respectively connected with an air return inlet of the shell and an air inlet of the circulating fan; the air outlet of the circulating fan is respectively connected with the moisture discharge pipeline and the hot air supply pipeline through a three-way pipeline; the other end of the hot air supply pipeline is connected with a hot air supply outlet on the shell.
One end of the warming and humidifying steam pipeline is connected with a steam source, the other end of the warming and humidifying steam pipeline is connected with a warming and humidifying steam nozzle, and a steam stop valve, a steam filter, a drain valve, a steam mechanical pressure reducing valve, a steam pressure regulating valve, a warming and humidifying steam fine-tuning valve and a warming and humidifying steam electromagnetic valve are sequentially arranged on the warming and humidifying steam pipeline from one end of the steam source;
the cleaning water pipeline is sequentially provided with a cleaning water source stop valve, a cleaning water electromagnetic valve and a cleaning water one-way valve from the direction of a cleaning water source;
one end of the mesh belt cleaning and blowing steam pipeline is connected with a temperature and humidity increasing steam pipeline between the steam mechanical pressure reducing valve and the steam pressure regulating valve, and the other end of the mesh belt cleaning and blowing steam pipeline is connected with a cleaning water pipeline between the cleaning water one-way valve and the impurity removing cleaning nozzle;
the mesh belt cleaning and blowing steam pipeline is provided with a mesh belt cleaning and blowing steam electromagnetic valve, a mesh belt cleaning and blowing steam one-way valve and a mesh belt cleaning and blowing steam fine adjustment valve.
And one end of the compensation steam pipeline is connected with the warming and humidifying steam pipeline between the steam pressure regulating valve and the warming and humidifying steam fine adjustment valve, and the other end of the compensation steam pipeline is connected with a compensation steam nozzle arranged on the material baffle.
The temperature-increasing and humidifying steam nozzle and the impurity-removing cleaning nozzle are both straight nozzles.
The included angle of the spray surface of the warming and humidifying steam nozzle along the cross section direction of the mesh belt is less than 160 degrees.
Further, the device also comprises a safety protection system, which comprises a safety valve, a pressure relief pipeline and a machine body heat insulation layer; the air inlet of the safety valve is communicated with the inside of the shell, and the air outlet of the safety valve is communicated with the moisture discharge pipeline through a pressure release pipeline;
the machine body heat-insulating layer is arranged on the outer surface of the shell.
The body is provided with a pressure sensor.
Further, still include the blowdown airlock, the blowdown airlock set up in on the casing of driven roller below.
The hot air supply outlet is arranged on the side surface of the shell and is lower than the mesh belt.
The invention has the beneficial effects that:
the technical scheme can effectively eliminate the problems of the existing tobacco stem moisture regaining equipment, and according to the actual production needs, the frequency conversion technology and the pipeline system vector control technology are fully utilized, so that the flexibility degree of the tobacco stem heating and humidifying process is improved, and the complexity degree, the maintenance cost level and the equipment maintenance difficulty of the equipment are effectively reduced.
The technical scheme properly solves the problems of high maintenance cost, single processing strength regulation and control means, large equipment volume and the like of the existing various tobacco stem moisture regaining equipment.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a piping system according to the present invention.
Description of the reference numerals
1, a frame, 2, a machine body, 3, a driving roller, 4, a driving variable frequency motor, 5, a driven roller, 6, a mesh belt, 7, a feeding airlock, 8, a discharging airlock, 9, a compensating steam nozzle, 10, a material baffle, 11, a material homogenizer, 12, an impurity removing and cleaning nozzle, 14, a blow-down funnel, 15, a blow-down airlock, 16, a circulating fan, 17, a return air pipeline, 18, a three-way pipeline, 19, a hot air supply outlet, 20, a moisture removing pneumatic butterfly valve, 21, a moisture removing pipeline, 22, a 23, a pressure releasing pipeline, 24, a steam source, 25, a steam filter, 26, a drain valve, 27, a 28 steam mechanical pressure reducing valve, 29, a steam pressure regulating valve, 30, a compensating steam fine-adjusting valve, 31, a compensating steam electromagnetic valve, 32, a warming and humidifying steam fine-adjusting valve, 33, a mesh belt cleaning and steam-blowing electromagnetic valve, 34, a mesh belt cleaning steam-blowing electromagnetic valve, 35, a mesh belt cleaning steam-blowing one-way valve, 36, 37, a cleaning water source, 38, a cleaning water source stop valve, a water electromagnetic valve 39, a water check valve 40, a pressure sensor 41 and a humidifying steam nozzle 42.
Detailed Description
The technical solutions of the present invention are described in detail below by examples, and the following examples are only exemplary and can be used only for explaining and explaining the technical solutions of the present invention, but not construed as limiting the technical solutions of the present invention.
The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure.
In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
As shown in fig. 1, the application provides a flexible tobacco stem conditioning machine based on mesh belt conveying, which comprises a frame 1 and a machine body 2 arranged on the frame, wherein the frame is used for supporting the machine body. The tobacco stem conditioning process is mainly applied to a tobacco stem conditioning process with medium and low strength.
The machine body 2 comprises a material conveying system, a pipeline system, a circulating air and moisture exhausting system and a safety protection system. The material conveying system comprises a driving roller 3, a driving variable frequency motor 4, a driven roller 5, a mesh belt 6, a feeding air lock 7, a discharging air lock 8, a material baffle plate 10 and a material homogenizer 11.
The mesh belt 6 is movably supported by the driving roller 3 and the driven roller 5, and an output shaft of the driving variable frequency motor 4 is connected with the driving roller 3. The feeding air lock 7 is arranged on the shell above one side close to the driven roller, and a discharge hole of the feeding air lock corresponds to the mesh belt; a material baffle plate 10 is obliquely arranged below the discharge hole of the feeding airlock; a material homogenizer 11 is arranged at a discharge port close to the feeding airlock; the discharging air lock 8 is arranged on the shell below one side of the driving roller, and a feeding hole of the discharging air lock corresponds to the end part of the mesh belt.
In the operation process, the detention time of tobacco stems in a low positive pressure environment is controlled by the mesh belt speed to be stepless adjustable through the frequency converter, the pressure of a moisture regaining area is adjustable through the steam injection amount and the opening vector of the moisture exhaust air door, the tobacco stem temperature rising and moisture regaining, especially the process task of medium and low intensity temperature rising and moisture regaining, are flexibly completed, and the control means are flexible and various.
The tobacco stems are conveyed by the mesh belt 6, so that high-temperature high-humidity circulating air can penetrate through the tobacco stems and the tobacco stems can be warmed and humidified. After the tobacco stems are subjected to feeding air lock, the tobacco stems are enabled to be uniformly distributed on the mesh belt through the action of the material homogenizer.
As shown in fig. 2, the pipeline system includes a warming and humidifying steam pipeline, a mesh belt cleaning and blowing steam pipeline and a cleaning water pipeline; the heating and humidifying steam pipeline is connected with a heating and humidifying steam nozzle 42 arranged above the shell; one end of the mesh belt cleaning and blowing steam pipeline is connected with the warming and humidifying steam pipeline, and the other end of the mesh belt cleaning and blowing steam pipeline is connected with the cleaning water pipeline; the cleaning water pipeline is connected with an impurity removal cleaning nozzle arranged above the shell.
The temperature-increasing and humidifying steam nozzle and the impurity-removing cleaning nozzle are selected to be a linear nozzle in the embodiment; the included angle of the spraying surface of the warming and humidifying steam nozzle 42 along the cross section direction of the mesh belt is less than 160 degrees, so that smooth tobacco stalk conveying is ensured, as shown in figure 1, the left side of the device discharges materials, and the spraying surface is the side view angle of figure 1.
One end of the warming and humidifying steam pipeline is connected with a steam source 24, the other end of the warming and humidifying steam pipeline is connected with a warming and humidifying steam nozzle 42, and the warming and humidifying steam pipeline sequentially comprises a steam stop valve 25, a steam filter 26, a drain valve 27, a steam mechanical pressure reducing valve 28, a steam pressure regulating valve 29, a warming and humidifying steam fine adjusting valve 32, a warming and humidifying steam electromagnetic valve 33 and the warming and humidifying steam nozzle 42 from one end of the steam source.
The cleaning water pipeline is provided with a cleaning water source stop valve 38, a cleaning water electromagnetic valve 39 and a cleaning water one-way valve 40 in sequence from the direction of the cleaning water source 37.
One end of the mesh belt cleaning and blowing steam pipeline is connected with a temperature-increasing and humidity-increasing steam pipeline between the steam mechanical pressure reducing valve 28 and the steam pressure regulating valve 29, and the other end of the mesh belt cleaning and blowing steam pipeline is connected with a cleaning water pipeline between the cleaning water one-way valve 40 and the impurity-removing cleaning nozzle 12.
The mesh belt cleaning and blowing steam pipeline is provided with a mesh belt cleaning and blowing steam electromagnetic valve 34, a mesh belt cleaning and blowing steam one-way valve 35 and a mesh belt cleaning and blowing steam fine adjustment valve 36.
The steam-heating and humidifying system is characterized by further comprising a compensating steam pipeline, wherein one end of the compensating steam pipeline is connected with the heating and humidifying steam pipeline between the steam pressure regulating valve and the heating and humidifying steam fine-tuning valve, and the other end of the compensating steam pipeline is connected with a compensating steam nozzle 9 arranged on the material baffle.
The circulating air and moisture removal system comprises a circulating fan 16, a return air pipeline 17, a moisture removal pipeline 21 and a hot air supply pipeline.
The air return pipeline is respectively connected with an air return inlet of the shell and an air inlet of the circulating fan; the air outlet of the circulating fan is respectively connected with the moisture discharge pipeline and the hot air supply pipeline through a three-way pipeline; the other end of the hot air supply pipeline is connected with a hot air supply outlet 19 on the shell.
In the working process, the tobacco stems enter the device through the feeding airlock, the material baffle plate ensures that the tobacco stems fall to the pollution discharge funnel abnormally, the tobacco stems entering the device through the feeding airlock are driven by the variable frequency motor driven by the conveying system, the tobacco stalks are spread evenly by the material homogenizer, the steam passes through a steam stop valve, a steam filter, a drain valve, a steam mechanical pressure reducing valve, a steam pressure regulating valve, a warming and humidifying steam fine-tuning valve and a warming and humidifying steam electromagnetic valve, steam after pressure reduction is sprayed to tobacco stems uniformly distributed on the mesh belt through the temperature-increasing and humidifying steam nozzles, the steam spraying amount is roughly adjusted by a steam pressure adjusting valve, a temperature-increasing and humidifying steam fine adjustment valve is finely adjusted, a compensating steam electromagnetic valve 31 is opened when necessary, compensating steam is applied to the tobacco stems falling off through the feeding air lock through a compensating steam fine adjustment valve 30 and the compensating steam electromagnetic valve 31 and a compensating steam nozzle 9.
During the period, the circulating fan is started, high-temperature and high-humidity gas in the equipment is pumped out through the air return pipeline, most of the gas passes through the three-way pipeline from the mesh belt enclosing area, the hot air supply outlet on the side wall of the shell of the equipment returns to the inside of the equipment and passes through the mesh belt material carrying surface and tobacco stems from bottom to top through the lower part of the mesh belt material carrying surface, and the equipment adjusts the opening of the moisture-removing pneumatic disc valve and adjusts the internal pressure of the equipment according to the internal pressure value, the process requirement and the set parameters of the equipment detected by the pressure sensor 41.
Part of return air entrainment waste gas in the operation process and miscellaneous gas in the tobacco stem heating and humidifying process are discharged to the moisture exhaust pipeline through the return air pipeline, the circulating fan and the three-way pipeline. Impurity removing steam blows sundries adhered to the mesh belt in the operation process of the equipment to a sewage discharge funnel 14 near a driven roller through a steam source, a steam stop valve, a steam filter, a drain valve, a steam mechanical pressure reducing valve, a steam pressure regulating valve, a mesh belt cleaning and blowing steam electromagnetic valve, a mesh belt cleaning and blowing steam one-way valve, a mesh belt cleaning and blowing steam fine-tuning valve and an impurity removing and cleaning nozzle, and the impurities are discharged from the equipment through a sewage discharge air lock 15. The condensed water generated by heating and humidifying in the operation process of the equipment is discharged out of the equipment through the sewage discharge funnel and the sewage discharge airlock. The tobacco stalks after moisture regain are conveyed to downstream equipment through a discharge airlock.
When the pressure inside the equipment abnormally increases to a set value, the safety valve 22 automatically opens, and overpressure gas inside the equipment is discharged to the moisture discharge pipeline through the pressure release pipeline 23, so that the safety of the equipment is ensured.
And (3) closing the steam related pipeline stop valve and the electromagnetic valve after the production intermittence or the production is finished, opening the cleaning water source stop valve and the cleaning water electromagnetic valve, and cleaning the mesh belt by cleaning water through the cleaning water source, the cleaning water source stop valve, the cleaning water electromagnetic valve, the cleaning water one-way valve and the impurity removal cleaning nozzle.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. A flexible tobacco stem conditioning machine based on mesh belt conveying is characterized by comprising a rack and a machine body arranged on the rack;
the machine body comprises a material conveying system, a pipeline system and a circulating air and moisture exhausting system;
the material conveying system comprises a driving roller, a driving variable frequency motor, a driven roller, a mesh belt, a feeding air lock, a discharging air lock, a material baffle and a material homogenizer;
the mesh belt is movably supported by a driving roller and a driven roller, and an output shaft of the driving variable frequency motor is connected with the driving roller;
the feeding air lock is arranged on the shell above one side close to the driven roller, and a discharge hole of the feeding air lock corresponds to the mesh belt;
a material baffle is obliquely arranged below the discharge hole of the feeding airlock;
a material homogenizer is arranged at the discharge port close to the feeding airlock;
the discharging air lock is arranged on the shell below one side of the driving roller, and a feeding hole of the discharging air lock corresponds to the end part of the mesh belt;
the pipeline system comprises a temperature-increasing and humidity-increasing steam pipeline, a mesh belt cleaning and blowing steam pipeline and a cleaning water pipeline; the temperature and humidity increasing steam pipeline is connected with a temperature and humidity increasing steam nozzle arranged above the shell; the included angle of the jet surface of the warming and humidifying steam nozzle along the cross section direction of the mesh belt is less than 160 degrees;
one end of the mesh belt cleaning and blowing steam pipeline is connected with the warming and humidifying steam pipeline, and the other end of the mesh belt cleaning and blowing steam pipeline is connected with the cleaning water pipeline;
the cleaning water pipeline is connected with an impurity removal cleaning nozzle arranged above the shell;
the circulating air and moisture removal system comprises a circulating fan, a return air pipeline, a moisture removal pipeline and a hot air supply pipeline;
the air return pipeline is respectively connected with an air return inlet of the shell and an air inlet of the circulating fan; the air outlet of the circulating fan is respectively connected with the moisture discharge pipeline and the hot air supply pipeline through a three-way pipeline; the other end of the hot air supply pipeline is connected with a hot air supply outlet on the shell.
2. The flexible tobacco stem conditioning machine based on mesh belt conveying according to claim 1, wherein one end of the warming and humidifying steam pipeline is connected with a steam source, the other end of the warming and humidifying steam pipeline is connected with a warming and humidifying steam nozzle, and a steam stop valve, a steam filter, a drain valve, a steam mechanical pressure reducing valve, a steam pressure regulating valve, a warming and humidifying steam fine-tuning valve and a warming and humidifying steam electromagnetic valve are sequentially arranged on the warming and humidifying steam pipeline from one end of the steam source;
the cleaning water pipeline is sequentially provided with a cleaning water source stop valve, a cleaning water electromagnetic valve and a cleaning water one-way valve from the direction of a cleaning water source;
one end of the mesh belt cleaning and blowing steam pipeline is connected with a temperature and humidity increasing steam pipeline between the steam mechanical pressure reducing valve and the steam pressure regulating valve, and the other end of the mesh belt cleaning and blowing steam pipeline is connected with a cleaning water pipeline between the cleaning water one-way valve and the impurity removing cleaning nozzle;
the mesh belt cleaning and blowing steam pipeline is provided with a mesh belt cleaning and blowing steam electromagnetic valve, a mesh belt cleaning and blowing steam one-way valve and a mesh belt cleaning and blowing steam fine adjustment valve.
3. The flexible tobacco stem conditioning machine based on mesh belt conveying as claimed in claim 2, further comprising a compensation steam pipeline, wherein one end of the compensation steam pipeline is connected with the warming and humidifying steam pipeline between the steam pressure regulating valve and the warming and humidifying steam fine-tuning valve, and the other end of the compensation steam pipeline is connected with a compensation steam nozzle arranged on the material baffle.
4. The flexible tobacco stem conditioning machine based on mesh belt conveying of claim 1, wherein the warming and humidifying steam nozzle and the impurity removing and cleaning nozzle are straight nozzles.
5. The flexible tobacco stem moisture regaining machine based on mesh belt conveying as claimed in claim 1, further comprising a safety protection system, including a safety valve, a pressure release pipeline and a machine body heat insulation layer; the air inlet of the safety valve is communicated with the inside of the shell, and the air outlet of the safety valve is communicated with the moisture discharge pipeline through a pressure release pipeline;
the machine body heat-insulating layer is arranged on the outer surface of the shell.
6. The flexible tobacco stem conditioning machine based on mesh belt conveying according to claim 1, characterized in that a pressure sensor is arranged on the machine body.
7. The flexible tobacco stem moisture regaining machine based on mesh belt conveying according to claim 1, further comprising a blow-down airlock disposed on the housing below the driven roller.
8. The flexible tobacco stem moisture regaining machine based on mesh belt conveying according to claim 1, wherein the hot air supply opening is arranged on the side face of the shell, and the hot air supply opening is lower than the mesh belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911002487.6A CN110663981B (en) | 2019-10-21 | 2019-10-21 | Flexible tobacco stem moisture regaining machine based on mesh belt conveying |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911002487.6A CN110663981B (en) | 2019-10-21 | 2019-10-21 | Flexible tobacco stem moisture regaining machine based on mesh belt conveying |
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| CN110663981A CN110663981A (en) | 2020-01-10 |
| CN110663981B true CN110663981B (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1532069B2 (en) * | 1965-07-13 | 1974-06-12 | Hauni-Werke Koerber & Co Kg, 2050 Hamburg | Tobacco dryer with a drying drum conveying tobacco through the conveyor |
| CN101313776A (en) * | 2007-05-28 | 2008-12-03 | 武汉烟草(集团)有限公司 | Moisture regaining method and apparatus for tobacco, Chinese herbal medicine and its products |
| CN206994392U (en) * | 2017-04-25 | 2018-02-13 | 红塔烟草(集团)有限责任公司 | A kind of smoked sheet humidity control apparatus |
| CN208144387U (en) * | 2018-05-07 | 2018-11-27 | 江西中烟工业有限责任公司 | A kind of tobacco humidifying machine |
| CN209073518U (en) * | 2018-09-17 | 2019-07-09 | 江西中烟工业有限责任公司 | A kind of cleaning device for tobacco processing line warming and humidifying machine |
-
2019
- 2019-10-21 CN CN201911002487.6A patent/CN110663981B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1532069B2 (en) * | 1965-07-13 | 1974-06-12 | Hauni-Werke Koerber & Co Kg, 2050 Hamburg | Tobacco dryer with a drying drum conveying tobacco through the conveyor |
| CN101313776A (en) * | 2007-05-28 | 2008-12-03 | 武汉烟草(集团)有限公司 | Moisture regaining method and apparatus for tobacco, Chinese herbal medicine and its products |
| CN206994392U (en) * | 2017-04-25 | 2018-02-13 | 红塔烟草(集团)有限责任公司 | A kind of smoked sheet humidity control apparatus |
| CN208144387U (en) * | 2018-05-07 | 2018-11-27 | 江西中烟工业有限责任公司 | A kind of tobacco humidifying machine |
| CN209073518U (en) * | 2018-09-17 | 2019-07-09 | 江西中烟工业有限责任公司 | A kind of cleaning device for tobacco processing line warming and humidifying machine |
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| CN110663981A (en) | 2020-01-10 |
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