CN103723484A - Tobacco shred wetting-back system - Google Patents
Tobacco shred wetting-back system Download PDFInfo
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- CN103723484A CN103723484A CN201410025307.7A CN201410025307A CN103723484A CN 103723484 A CN103723484 A CN 103723484A CN 201410025307 A CN201410025307 A CN 201410025307A CN 103723484 A CN103723484 A CN 103723484A
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- cooling belt
- belt feeder
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- cooling
- cut tobacco
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Abstract
The invention relates to a tobacco shred wetting-back system which comprises a vibration cooling tank, a first cooling belt conveyor, a second cooling belt conveyor, a feed hopper and a roller, wherein the first cooling belt conveyor is provided with a first end and a second end; the second cooling belt conveyor is provided with a third end and a fourth end; the outlet end of the vibration cooling tank is positioned above the first end of the first cooling belt conveyor; the second end of the first cooling belt conveyor is positioned above the third end of the second cooling belt conveyor; the fourth end of the second cooling belt conveyor is positioned above an inlet of the feed hopper; the feed hopper is communicated with the inlet of the roller; tobacco shreds from the vibration cooling tank enter the roller sequentially through the first cooling belt conveyor, the second cooling belt conveyor and the feed hopper. The tobacco shred wetting-back system further comprises air-blowing equipment, wherein the air-blowing equipment is arranged at the third end of the second cooling belt conveyor; an air outlet of the air-blowing equipment is formed in a manner of facing puffed tobacco shreds on the second cooling belt conveyor. The tobacco shred wetting-back system can be used for decreasing the temperature of the puffed tobacco shreds, so that the generation of condensed water in the roller due to the high temperature of the tobacco shreds is avoided.
Description
Technical field
The present invention relates to tobacco machine field, particularly relate to a kind of cut tobacco moisture regain system.
Background technology
Current domestic expansive cut tobacco manufacturing line cut tobacco moisture regain system is quoted the moisture regain system of U.S. AIRCO company mode mostly, in industry, be called for short RC80 cut tobacco moisture regain system, its working process is: as shown in Figure 1, from the cooling groove 1 ' that shakes successively via the first cooling belt feeder 2 ' (the cooling belt feeder of BC-72), the second cooling belt feeder 3 ' (the cooling belt feeder of BC-73) and feeder hopper 4 ', enter in cylinder 5 ', rely on the effect of deflecting plate in deadweight and 5 ' 4 ° of inclination angles of cylinder and cylinder 5 ', along with cylinder 5 ' rotates and moves to discharge end.
As shown in Figure 2, by the atomized water of pressurized air injection, in cylinder 5 ' inside, be divided into successively vertically A district, B district and C district, totally 12 nozzle D spray cut tobacco, make cut tobacco ordering cooling.Be contained in the moisture-eliminating blower 6 ' on the discharging cover of cylinder 5 ' discharge end, in cylinder 5 ', take a small amount of air away, make to form negative pressure in cylinder 5 ', in order to avoid the water E of atomization is excessive.
RC80 cut tobacco moisture regain system mainly exists following problem in use at present:
1, the front entrance cut tobacco temperature drift of cylinder 5 ', can reach 65 ℃ of left and right.The effect of cylinder 5 ' is to add water moisture regain to the cut tobacco after high-temperature expansion, and cut tobacco temperature drift will directly cause the generation of condensed water in cylinder 5 ', cause the wet group of cut tobacco, and haircuts amount increases, and has reduced the filling value of expansive cut tobacco simultaneously.
2, as shown in Figure 3, in cylinder 5 ', deflecting plate 7 ' is perpendicular to the barrel setting of cylinder 5 ', by deflecting plate 7 ', can make to fall again after the tossed higher angle of cut tobacco that after expanding, water ratio is very little, increased cut tobacco and made brokenly, also increased simultaneously and added water and inject directly to cylinder 5 ' barrel and produce wet bulb.
Summary of the invention
The object of the invention is to propose a kind of cut tobacco moisture regain system, it can reduce the entrance cut tobacco temperature before cylinder.
For achieving the above object, the invention provides following technical scheme:
A kind of cut tobacco moisture regain system, comprises the cooling groove that shakes, the first cooling belt feeder, the second cooling belt feeder, feeder hopper and cylinder, wherein: the first cooling belt feeder has first end and the second end; The second cooling belt feeder has the 3rd end and the 4th end; The exit end of the cooling groove that shakes is positioned at the top of the first cooling belt feeder first end; The second end of the first cooling belt feeder is positioned at the 3rd end top of the second cooling belt feeder; The 4th end of the second cooling belt feeder is positioned at the import top of feeder hopper; Feeder hopper is connected with the entrance of cylinder; From the cut tobacco of the cooling groove that shakes, successively via the first cooling belt feeder, the second cooling belt feeder and feeder hopper, enter in cylinder; Also comprise blowing apparatus; Blowing apparatus is arranged on the 3rd end of the second cooling belt feeder; The air outlet of blowing apparatus is towards the expansive cut tobacco setting on the second cooling belt feeder.
Further, blowing apparatus is air quantity and all adjustable equipment of blast.
Further, the inner tube wall circumferentially spaced of cylinder is provided with some deflecting plates; Each deflecting plate is along drum shaft to extending to discharge end from feed end; The angle of the inner tube wall tangent line of each deflecting plate and cylinder is 60 ± 2 °.
Further, the angle between the inner tube wall tangent line of deflecting plate and cylinder is 60 °.
Further, deflecting plate comprises a plane plate; The inner side of plane plate is connected with the inner tube wall of cylinder by supporting leg; Between the inner side of plane plate and the inner tube wall of cylinder, there is a gap.
Further, the scope in gap is 30-50mm.
Further, deflecting plate also comprises baffle plate; Baffle plate is arranged on the outer ledge of plane plate.
Further, also comprise and can be used in the dust exhaustor that extracts the hot gas after heat exchange on the second cooling belt feeder;
Dust exhaustor is arranged on the top of the second cooling belt feeder.
Based on technique scheme, advantage of the present invention is:
Because the present invention is on the architecture basics of existing cut tobacco moisture regain system, in the second cooling belt feeder end being positioned at below the first cooling belt feeder, be provided with blowing apparatus, by the air outlet of blowing apparatus towards the expansive cut tobacco setting on the second cooling belt feeder, therefore when the expansive cut tobacco of high temperature drops down onto the second cooling belt feeder from the first cooling belt feeder, the blowing that blowing apparatus provides can directly blow to the expansive cut tobacco of high temperature, strengthened the convective heat exchange with cut tobacco, the temperature of expansive cut tobacco is reduced, can reach the effect of the entrance cut tobacco before chilling roll, thereby avoided the high generation that causes condensed water in cylinder of Yin Yesi temperature, and then reduced the probability of the wet group of cut tobacco and the increase of haircuts amount, improved the filling value of expansive cut tobacco simultaneously.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of cut tobacco moisture regain system in prior art;
Fig. 2 is the enlarged diagram of Fig. 1 intermediate roll;
Fig. 3 is the layout schematic diagram of deflecting plate in Fig. 1 intermediate roll;
Fig. 4 is that cut tobacco provided by the present invention is returned towards the structural representation of system one embodiment;
Fig. 5 is the layout schematic diagram of deflecting plate in Fig. 4 intermediate roll;
Fig. 6 is the layout schematic diagram of deflecting plate one embodiment in Fig. 5 intermediate roll.
The specific embodiment
For making object of the invention process, technical scheme and advantage clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Described embodiment is the present invention's part embodiment, rather than whole embodiment.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.Below in conjunction with accompanying drawing, embodiments of the invention are elaborated.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limiting the scope of the invention.
What Fig. 4 showed is the structural representation of cut tobacco moisture regain system provided by the present invention one embodiment.As shown in Figure 4, the present embodiment provides a kind of cut tobacco moisture regain system to comprise cooling groove 1, the first cooling belt feeder 2, the second cooling belt feeder 3, feeder hopper 4, cylinder 5 and the blowing apparatus 6 of shaking, wherein:
The first cooling belt feeder 2 has first end 21 and the cooling belt feeder 3 of the second end 22, the second has the 3rd end 31 and the 4th end 32.The cooling exit end that shakes groove 1 is positioned at the top of the first cooling belt feeder 2 first ends 21, and the second end 22 of the first cooling belt feeder 2 is positioned at the 3rd end 31 tops of the second cooling belt feeder 3, and the 4th end 32 of the second cooling belt feeder 3 is positioned at the import top of feeder hopper 4.Feeder hopper 4 is connected with the entrance of cylinder 5.From the cut tobacco of the cooling groove 1 that shakes, successively via the first cooling belt feeder 2, the second cooling belt feeder 3 and feeder hopper 4, enter in cylinder 5, by the atomized water of pressurized air injection, the cut tobacco in cylinder 5 is sprayed, make cut tobacco ordering cooling.
Facts have proved: the entrance cut tobacco temperature before cylinder of the prior art can reach 65 ℃, and this temperature value is higher, by the generation of condensed water in the cylindrical shell that directly causes getting damp again, cause the wet group of cut tobacco, haircuts amount increases, and has reduced the filling value of expansive cut tobacco simultaneously; Cylinder in expansive cut tobacco excessively overturn and increase make broken; Nozzle adds that water when moisture regain is directly sprayed onto barrel and the wet bulb or the wall cling phenomenon that produce, has affected the quality of product, also can increase in addition the labour intensity of operative employee's cleaning roller barrel.Use after blowing apparatus 6, entrance cut tobacco temperature before cylinder is reduced to 40 ℃, not only can reduce thus the expansive cut tobacco cut tobacco that excessively upset increases and make broken amount, also can reduce and when nozzle in cylinder adds water moisture regain, directly be sprayed onto wet bulb that barrel produces or the generation of wall built-up problem, can also improve the quality of product and alleviate operative employee's maintenance labour intensity.
As shown in Figure 5, the inner tube wall circumferentially spaced of cut tobacco moisture regain system intermediate roll 5 provided by the present invention is provided with some deflecting plates 7, each deflecting plate 7 axially extends to discharge end from feed end along cylinder 5, thus, cut tobacco from feeder hopper 4 enters from the feed end of cylinder 5, carry out humidification moisture regain and process, under the rotation of cylinder 5 and the directional tagging of deflecting plate 7, finally from the discharge end of cylinder 5, export.
But, because deflecting plate in cylinder of the prior art is perpendicular to inner tube wall, make just can fall behind the tossed top of throwing cylinder 5 of cut tobacco that after expanding, water ratio is very little, increased and added water and inject directly to barrel and produce the probability of wet bulb, also increased cut tobacco and made broken amount simultaneously, and the cut tobacco of making after broken easily sticks on cylinder barrel, cause haircuts too much.For this technical matters, the present invention changes into 60 ± 2 ° (as shown in Figure 6) by the angle between each deflecting plate 7 and cylinder 5 barrel tangent lines by original 90 °, therefore in the rotary course of cylinder 5, deflecting plate 7 just can be straight down without rotating a circle, thereby the cut tobacco that after expanding, water ratio is very little just can be fallen to top without tossed, and then avoided cut tobacco excessively to be overturn and caused broken.
Through repeatedly facts have proved: when the angle between deflecting plate 7 and cylinder 5 barrel tangent lines is 60 ゜ (as shown in Figure 6), making of both can effectively having avoided that cut tobacco caused by excessive upset is broken, what can fully guarantee again cut tobacco adds water moisture regain.Angle between deflecting plate 7 and cylinder 5 barrels is 60 ゜, take cylinder 5 clickwises (seeing along cut tobacco discharging direction) as example, nadir on cylinder 5 barrels is M, when the nadir of cylinder is that M rotation is during to " 11 o'clock ", deflecting plate 7 straight down, cut tobacco can vertically fall thus, thereby has avoided cut tobacco excessively to be overturn and caused broken.
As shown in Figure 5, deflecting plate 7 comprises a plane plate 71, and the inner side of plane plate 71 is connected with the inner tube wall of cylinder 5 by supporting leg 8, has a gap 9 between the inner side of plane plate 71 and inner tube wall.The scope in gap 9 can be selected between 30-50mm, the effect in gap 9 is mainly in order to guarantee that the inner expansive cut tobacco of cylinder 5 can pass and fall from gap 9 along inner tube wall, and be unlikely to all cut tobaccos, be all brought to high point and fall again, thereby can avoid in cylinder 5 ' being directly sprayed onto barrel when nozzle adds water moisture regain and produce wet bulb/wall built-up.
In above-described embodiment, deflecting plate 7 also comprises baffle plate 72, and baffle plate 72 is arranged on the outer ledge of plane plate 71, therefore, in cylinder 5 rotary courses, can improve the output speed of pipe tobacco in cylinder 5.
In the various embodiments described above, the present invention also comprises dust exhaustor 10, dust exhaustor 10 has some air suctiton inlets, each air suctiton inlet is spaced apart above the first cooling belt feeder 2 and the second cooling belt feeder 3, it not only can aspirate the cut tobacco dust producing on the first cooling belt feeder 2 and the second cooling belt feeder 3, can also be used for extracting the hot gas after 3 heat exchange on the second cooling belt feeder, thereby be beneficial on the second cooling belt feeder the quick heat exchange of cut tobacco on 3 and can be cooling rapidly.
In the various embodiments described above, the present invention also comprises moisture-eliminating blower 11, the discharge end of cylinder 5 is provided with open-topped discharging cover 12, the top that is arranged on discharging cover 12 of moisture-eliminating blower 11, be connected with the opening of discharging cover 12, it can take a small amount of air away in cylinder 5, makes the interior formation negative pressure of cylinder 5, in order to avoid the water of atomization is excessive.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement the specific embodiment of the present invention; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request protection of the present invention.
Claims (8)
1. a cut tobacco moisture regain system,
Comprise the cooling groove that shakes, the first cooling belt feeder, the second cooling belt feeder, feeder hopper and cylinder, wherein:
The first cooling belt feeder has first end and the second end;
The second cooling belt feeder has the 3rd end and the 4th end;
The exit end of the cooling groove that shakes is positioned at the top of the first cooling belt feeder first end;
The second end of the first cooling belt feeder is positioned at the 3rd end top of the second cooling belt feeder;
The 4th end of the second cooling belt feeder is positioned at the import top of feeder hopper;
Feeder hopper is connected with the entrance of cylinder;
From the cut tobacco of the cooling groove that shakes, successively via the first cooling belt feeder, the second cooling belt feeder and feeder hopper, enter in cylinder;
It is characterized in that:
Also comprise blowing apparatus;
Blowing apparatus is arranged on the 3rd end of the second cooling belt feeder;
The air outlet of blowing apparatus is towards the expansive cut tobacco setting on the second cooling belt feeder.
2. the system as claimed in claim 1,
It is characterized in that:
Blowing apparatus is air quantity and all adjustable equipment of blast.
3. system as claimed in claim 2,
It is characterized in that:
The inner tube wall circumferentially spaced of cylinder is provided with some deflecting plates;
Each deflecting plate is along drum shaft to extending to discharge end from feed end;
The angle of the inner tube wall tangent line of each deflecting plate and cylinder is 60 ± 2 °.
4. system as claimed in claim 3,
It is characterized in that:
Angle between the inner tube wall tangent line of deflecting plate and cylinder is 60 °.
5. system as claimed in claim 3,
It is characterized in that:
Deflecting plate comprises a plane plate;
The inner side of plane plate is connected with the inner tube wall of cylinder by supporting leg;
Between the inner side of plane plate and the inner tube wall of cylinder, there is a gap.
6. system as claimed in claim 5,
It is characterized in that:
The scope in gap is 30-50mm.
7. system as claimed in claim 5,
It is characterized in that:
Deflecting plate also comprises baffle plate;
Baffle plate is arranged on the outer ledge of plane plate.
8. system as claimed in claim 2,
It is characterized in that:
Also comprise and can be used in the dust exhaustor that extracts the hot gas after heat exchange on the second cooling belt feeder; Dust exhaustor is arranged on the top of the second cooling belt feeder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410025307.7A CN103723484B (en) | 2014-01-21 | 2014-01-21 | Cut tobacco moisture regain system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410025307.7A CN103723484B (en) | 2014-01-21 | 2014-01-21 | Cut tobacco moisture regain system |
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| Publication Number | Publication Date |
|---|---|
| CN103723484A true CN103723484A (en) | 2014-04-16 |
| CN103723484B CN103723484B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410025307.7A Active CN103723484B (en) | 2014-01-21 | 2014-01-21 | Cut tobacco moisture regain system |
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| Country | Link |
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| CN (1) | CN103723484B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106343604A (en) * | 2016-10-09 | 2017-01-25 | 福建金闽再造烟叶发展有限公司 | Tobacco processing system |
| CN106805284A (en) * | 2017-03-30 | 2017-06-09 | 厦门烟草工业有限责任公司 | Material conditioning device and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2637124A1 (en) * | 1975-09-05 | 1977-03-17 | American Brands | DEVICE AND METHOD FOR INCREASING THE FILL CAPACITY OF CUT TOBACCO, OR. CUT TOBACCO MIXTURES |
| CN2273966Y (en) * | 1996-10-17 | 1998-02-11 | 中国烟草总公司郑州烟草研究院 | Super moisture-regaining tube |
| CN200962838Y (en) * | 2006-10-12 | 2007-10-24 | 红云烟草(集团)有限责任公司 | Tobacco leaves online modified treated biological channel device |
| CN101731729A (en) * | 2008-11-17 | 2010-06-16 | 凌卫民 | Static dampening device of expanded cut tobacco and dampening method adopted by same |
| CN201563589U (en) * | 2009-09-30 | 2010-09-01 | 安徽中烟工业公司 | Loosening and conditioning charger and rotary drum thereof |
| CN201957745U (en) * | 2011-04-18 | 2011-09-07 | 顾曙华 | Damping machine |
| CN203699284U (en) * | 2014-01-21 | 2014-07-09 | 龙岩烟草工业有限责任公司 | Tobacco shred moisture regaining system |
-
2014
- 2014-01-21 CN CN201410025307.7A patent/CN103723484B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2637124A1 (en) * | 1975-09-05 | 1977-03-17 | American Brands | DEVICE AND METHOD FOR INCREASING THE FILL CAPACITY OF CUT TOBACCO, OR. CUT TOBACCO MIXTURES |
| CN2273966Y (en) * | 1996-10-17 | 1998-02-11 | 中国烟草总公司郑州烟草研究院 | Super moisture-regaining tube |
| CN200962838Y (en) * | 2006-10-12 | 2007-10-24 | 红云烟草(集团)有限责任公司 | Tobacco leaves online modified treated biological channel device |
| CN101731729A (en) * | 2008-11-17 | 2010-06-16 | 凌卫民 | Static dampening device of expanded cut tobacco and dampening method adopted by same |
| CN201563589U (en) * | 2009-09-30 | 2010-09-01 | 安徽中烟工业公司 | Loosening and conditioning charger and rotary drum thereof |
| CN201957745U (en) * | 2011-04-18 | 2011-09-07 | 顾曙华 | Damping machine |
| CN203699284U (en) * | 2014-01-21 | 2014-07-09 | 龙岩烟草工业有限责任公司 | Tobacco shred moisture regaining system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106343604A (en) * | 2016-10-09 | 2017-01-25 | 福建金闽再造烟叶发展有限公司 | Tobacco processing system |
| CN106343604B (en) * | 2016-10-09 | 2017-10-17 | 福建金闽再造烟叶发展有限公司 | tobacco leaf processing system |
| CN106805284A (en) * | 2017-03-30 | 2017-06-09 | 厦门烟草工业有限责任公司 | Material conditioning device and method |
| CN106805284B (en) * | 2017-03-30 | 2018-05-08 | 厦门烟草工业有限责任公司 | Material conditioning device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103723484B (en) | 2016-08-17 |
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