CN101485488B - Method and apparatus for adding tobacco material - Google Patents

Method and apparatus for adding tobacco material Download PDF

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Publication number
CN101485488B
CN101485488B CN2009100248627A CN200910024862A CN101485488B CN 101485488 B CN101485488 B CN 101485488B CN 2009100248627 A CN2009100248627 A CN 2009100248627A CN 200910024862 A CN200910024862 A CN 200910024862A CN 101485488 B CN101485488 B CN 101485488B
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China
Prior art keywords
tobacco
feed liquid
charging
feed
cavity
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Expired - Fee Related
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CN2009100248627A
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Chinese (zh)
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CN101485488A (en
Inventor
王永金
马铁兵
邓勇
张风光
吴明
杨华强
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Zhisi Holdings Group Co., Ltd.
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JIANGSU ZHISI MACHINERY GROUP CO Ltd
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Abstract

The invention provides a charging method capable of improving the charging uniformity of a tobacco material and equipment used by the same. In a liquid material charging process, the tobacco material is spread from the top down and hot air flows from the bottom up, so the tobacco material is in a reverse suspension state relative to the hot air and a liquid material; the corresponding charging equipment comprises a charging chamber provided with a liquid material nozzle; the charging chamber is a vertical barrel-shaped cavity; the inside of the barrel-shaped cavity is sequentially provided with a feeding device, a charging area and a discharging device from top down and the material falls down from top in the barrel-shaped cavity; and the top of the barrel-shaped cavity is provided with an air suction opening and an exhaust fan, an air inlet and an air heat exchanger are arranged close to the lower end of the barrel-shaped cavity, a hot air opening communicated with the air heat exchanger is arranged around the bottom of the charging area, and the hot air in the barrel-shaped cavity flows from the bottom up. The method adopts a suspension type charge mode that the material passes through a liquid material mist zone in a suspension state under the action of reverse hot air, so the charging uniformity and the precision are both improved greatly.

Description

The adding tobacco material method and apparatus
Technical field
The present invention relates to a kind of charging process that in tobacco, adds feed liquid, also relate to the charging (feeding) equipment of realizing this addition method simultaneously.
Background technology
At tobacco business, adopt drum-type hot blast feeding device in material, to add feed liquid usually.The general structure of drum-type hot blast feeding device is: cylinder under the driving force effect around the rotation of self axis, copy plate or harrow nail that inner wall of rotary drum is laid, the feed end of cylinder is provided with feed introduction and steam jet, and feed end and discharge end are connected the air outlet and the air inlet of hot air circulating system respectively.During this device work, the material of sending into cylinder is loose and throw under the effect of copy plate or harrow nail, material carries out heat exchange when spiral advances with along the circulating air of cylinder axial flow, feed end feed introduction and steam jet spray feed liquid and steam on material simultaneously, finish reinforced work.There is following shortcoming in this device: (1) normal temperature material enters cylinder and feeds in raw material when heating, and the heat exchange of hot blast and material lags behind, and the initial temperature of material is lower, and it is bad to absorb the feed liquid effect; (2) hot blast or the humidity discharging wind that are flowed easily of partly atomized feed liquid is taken away, and not only causes the loss of feed liquid, and this part feed liquid also pollutes airduct, blower fan, radiator and screen pack etc., brings adverse effect to equipment operation and environment; (3) material is thrown by copy plate or harrow nail and is sent, in heaps the advancing of meeting, and the uniform difficulty of material, feed liquid application uniformity is relatively poor.
Patent 200720104611.6 provides a kind of hot blast flow-through type cylinder feeding device, this device offers the air vent that spreads all over barrel at the leading portion of cylinder, the air outlet of heated air circulation device and air intake vent are connected to the outer both sides of cylinder band air vent section, hot blast is along cylinder radially percolation and mistake, is provided with charging mechanism at the back segment of cylinder.This device solves the material charge temperature low, the reinforced bad problem of effect, but this device is difficult to solve the absorption of transversal ventilation hole to feed liquid, even obstruction air vent, in addition, do not solve the throwing of copy plate or harrow nail yet and send material, in heaps the advancing of meeting, the uniform difficulty of material, the problem that feed liquid application uniformity is relatively poor.
Summary of the invention
Technical problem to be solved by this invention provides and a kind ofly can effectively improve the inhomogeneity charging process of adding tobacco material.
Adding tobacco material method of the present invention, feed liquid are sprayed and are applied on the tobacco; In applying the feed liquid process, tobacco is unrestrained from top to bottom, and hot blast flows from bottom to top, and tobacco is in reverse suspended state.
In charging process of the present invention, material is under reverse hot blast effect, and by the feed liquid fog-zone, all surface of material can both be applied to feed liquid with suspended state, and this has effectively improved feeding homogeneity and precision; Secondly, the present invention adopts reverse cloth wind, and the flow direction of hot blast and material is opposite, helps slowing down the speed that material falls, and increases the time of contact of material and feed liquid.
In charging process of the present invention, the feed liquid injection direction can be identical with the hot blast direction.Feed liquid is jetted from bottom to top, and the atomizing feed liquid falls under its deadweight effect, can reduce the reduction of feed volume that hot blast is taken away.
In order to reduce the influence of hot blast laminar flow to material and feed liquid path, the hot blast speed that applies in the feed liquid process is controlled between the 1-2m/s.
For guaranteeing the heat intensity of material, improve the absorbability of material to feed liquid, excessively do not damage the tobacco quality again simultaneously, described hot blast temperature is controlled at 60 ℃-120 ℃.
For guaranteeing that further material is heated evenly and heat intensity, can before applying feed liquid, preheat tobacco, and the tobacco of can before reinforced, making thinner, tobacco is evenly distributed in the dropping process in reinforced cavity, this is the basis that material can evenly absorb feed liquid.
Another technical problem to be solved by this invention provides a kind of charging (feeding) equipment of realizing above-mentioned adding tobacco material method.
Adding tobacco material equipment of the present invention comprises the reinforced cavity that is provided with the feed liquid nozzle; Described reinforced cavity is a vertical barrel-shaped cavity; In the tubbiness cavity, set gradually feed arrangement, charging zone and drawing mechanism from top to bottom, material falls in the tubbiness cavity from top to bottom; Be provided with inlet scoop and air exhauster at tubbiness cavity napex, be provided with air inlet and air heat exchanger near tubbiness cavity lower end, be provided with the hot-air mouth that is connected with air heat exchanger along the charging zone bottom periphery, the hot blast in the tubbiness cavity flows from bottom to top.
The present invention adopts floated reinforced, and material is under reverse hot blast effect, and by the feed liquid fog-zone, all surface of material can both be applied to feed liquid, has improved feeding homogeneity and precision with suspended state; Secondly, adopted bottom-up reverse cloth wind, the flow direction of hot blast and material is opposite, helps slowing down the speed that material falls, and increases the time of contact of material and feed liquid, and reinforced effect is improved greatly.
In the charging (feeding) equipment of the present invention, being used to the air heat exchanger of sufficient temp hot blast is provided can be the circular heat exchanger that is provided with around tubbiness cavity lower end, and its corresponding hot-air mouth evenly is laid in the charging zone bottom periphery in the tubbiness cavity.Adopt the circumferential uniform air intake of circular heat exchanger in the charging zone bottom, can improve the uniformity of air intake.
In charging (feeding) equipment of the present invention, the swabbing action of the air exhauster of power resources on the airduct of top that hot blast flows.Hot blast derives from the air of environment, evenly sends into cavity along the bottom periphery of reinforced cavity after the circular heat exchanger heating, after hot blast passes reinforced chamber, is discharged by the blower fan suction back on tubbiness cavity top.The effect of hot blast mainly is the internal environment of the whole vertical staving of heating, guarantees the heat intensity of material and is heated evenly, and improves the absorbability of material to feed liquid.
In charging (feeding) equipment of the present invention, described feed arrangement comprises a feed auger tube of axially vertically installing and two groups of thin tobacco-making machines that level interlaces in length and breadth and is provided with; The outlet of feed auger tube is provided with the backgauge cone-plate, has switch-plate on the backgauge cone-plate, and the backgauge cone-plate can be with respect to the helical axis reverse rotation of feed auger tube, to shed material; Described two groups of thin tobacco-making machines can make material successively carry out making thinner of left and right directions and fore-and-aft direction.By regulating the rotating speed of feed auger tube helical axis, can control mass flow, and the backgauge cone-plate can prevent that material from exporting direct whereabouts in heaps at the spiral tube, its reverse rotation with respect to the feed auger tube can realize preliminary material loosening.Material drops to after the backgauge cone-plate is shed on two crisscross thin tobacco-making machines, and material falls to entering charging zone in the back of being made thinner rapidly.
Described charging (feeding) equipment adopts the vertical spin charging, can accurately regulate feed rate by the adjustable screw rotating speed; Before material is reinforced, adopt the thin tobacco-making machine homogeneous material, can further improve the material feeding homogeneity.
On the described feed auger tube barrel steam pipe coil or other heaters can be set,, improve tobacco applying the absorption efficiency of feed liquid to realize tobacco tentatively heating in tube.
For preventing that material from shedding sticking wall, in the outlet of feed auger tube along being circumferentially with the material backstop.For reducing the feed liquid loss, be convenient to the feed liquid recycling, the upper end in the tubbiness cavity is provided with the feed liquid backstop, is provided with annular buildup groove around the tubbiness cavity inner wall.Described material backstop, feed liquid backstop be along the center of circle to around the thin round steel of stainless steel that radially distributes, this group round steel by the centre to around tilt, the material backstop is sparse than the feed liquid backstop.After the trace feed liquid was bonded to backstop, annular buildup groove was gone in the inwall landing around cavity along the round steel surface, and the feed liquid after the collection is discharged the tubbiness cavity or recycled, and for example added again in the material by the material humidification, to improve the utilization rate of feed liquid.
In addition, the material blocking rod that radially connects along the tubbiness cavity is set, in the process that material falls, after material blocking rod stops, can reduces the decrease speed of material, prolonged the time of staying of material at reinforced cavity at charging zone; Simultaneously can impel material to roll, increase the feed liquid contact-making surface of material, help the evenly reinforced of material.
Described feed liquid nozzle is arranged at the center of charging zone bottom, or evenly is laid in position around the charging zone bottom, applies feed liquid vertically upward on tobacco.The feed liquid nozzle is arranged on the charging zone bottom, winding-up from bottom to top, the atomizing feed liquid falls under the deadweight effect, can reduce the reduction of feed volume that hot blast is taken away; Simultaneously, the position that the feed liquid nozzle is provided with is heated tobacco earlier and is afterwards fed in raw material in the bottom of whole hot-air channel, also helps the absorption of material to feed liquid.
Described drawing mechanism can comprise the thin tobacco-making machine and the discharging gas lock of two groups of crisscross settings of level; Two groups of thin tobacco-making machines can make material carry out fore-and-aft direction earlier and make thinner, the back by about draw in to the axis and to fall into the discharging gas lock, play the effect that is uniformly applied to the feed liquid on the material simultaneously.Equally, the discharging gas lock has also played the effect of even feed liquid when function is held one's breath in realization.The present invention adopts thin tobacco-making machine and gas lock batch mixing in reinforced back, has further improved the feeding homogeneity and the precision of outlet material.
Description of drawings
Fig. 1 is the general structure schematic diagram of equipment of the present invention;
Fig. 2 is that Fig. 1 is along A-A line cutaway view;
Fig. 3 is the cutaway view of Fig. 1 along the B-B line;
Fig. 4 is a feed auger barrel structure schematic diagram of the present invention;
Fig. 5 and Fig. 6 are backgauge cone-plate structural representation of the present invention;
Fig. 7 and Fig. 8 are material backstop structural representation of the present invention;
Fig. 9 and Figure 10 are feed liquid backstop structural representation of the present invention.
Among the figure: the 4th group of thin tobacco-making machine 19-discharging of 1-fan induced draught mouth 2-sedimentation dust cleaning case 3 charging aperture 4-spiral feeder 41-feed screw shaft 42-feed auger urceolus 6-backgauge cone-plate 61-cone-plate axle 62-switch-plate 63-cone-plate 7-feed liquid backstop 8-annular buildup groove 9-material first group of thin tobacco-making machine 11-of backstop 10-second group of thin tobacco-making machine 12-humidification nozzle 13-material blocking rod 14-charging zone 15-feed introduction 16-the 3rd group of thin tobacco-making machine 18-of circular heat exchanger 17-gas lock 20-hot blast collecting pipe
The specific embodiment
As shown in Figure 1, adding tobacco material equipment of the present invention comprises a vertical tubbiness cavity, is provided with blower fan inlet scoop 1, sedimentation dust cleaning case 2, hot blast collecting pipe 20 at the napex of tubbiness cavity; Set gradually charging aperture 3, feed auger tube, first group of thin tobacco-making machine 10, second group of thin tobacco-making machine 11, charging zone 14, the 3rd group of thin tobacco-making machine 17, the 4th group of thin tobacco-making machine 18 and discharging gas lock 19 from top to bottom along the vertical direction of tubbiness cavity; Be provided with circular heat exchanger 16 near tubbiness cavity lower end.
As Fig. 1, Fig. 2 and shown in Figure 4, at the feed auger tube 4 that tubbiness cavity upper end vertically is provided with, its import is communicated with charging aperture 3, and its outlet is provided with backgauge cone-plate 6 and material backstop 9.Material backstop 9 is provided with and extends to reinforced cavity 14 inwalls along the outer, lower end of feed auger urceolus 42.
As shown in Figure 4, the feed auger tube comprises feed screw shaft 41, feed auger urceolus 42 and is arranged on steam pipe coil on the barrel, its concrete structure is that feed auger urceolus 42 is fixed on the tubbiness cavity, and feed screw shaft 41 is installed on the tubbiness cavity by bearing, and by the reductor driven rotary.
As Fig. 5, shown in Figure 6, described backgauge cone-plate 6 comprises cone-plate axle 61, switch-plate 62 and cone-plate 63, welding cone-plate 63 on the cone-plate axle 61, and vertical welding is established switch-plate 62 on the outer peripheral face of cone-plate 63; Cone-plate axle 61 is installed on the feed screw shaft 41 by bearing fixing, and is driven with respect to feed screw shaft 41 backwards rotation by reductor.
As Fig. 7, shown in Figure 8, described material backstop 9, for last annular round steel 91 and down between the annular round steel 93 the some stainless steel round steel 92 of welding form, stainless steel round steel 92 be to around radial distribution and by the centre to around tilt.
As shown in Figure 1, be arranged on the first group of thin tobacco-making machine 10 and the crisscross setting of second group of thin tobacco-making machine 11 level of feed auger tube below, to realize horizontal and vertical make thinner of material on horizontal plane.Concrete structure is: every group of thin tobacco-making machine is made up of eight groups of rollers of making thinner, about each four groups of roller rotate from inside to outside respectively, make material to around spread out more uniformly, to improve charging precision.Can adjust the speed of the roller of making thinner in addition, change the material speed that paves of the roller of making thinner.
As shown in Figure 1, be arranged on the 3rd group of thin tobacco-making machine 17 and the crisscross setting of the 4th group of thin tobacco-making machine 18 levels of charging zone below, being specially every group of thin tobacco-making machine is made up of eight groups of rollers of making thinner, wherein the 4th group of thin tobacco-making machine about 18 each four groups of roller ecto-entad rotations respectively, material is concentrated to the center, play the effect of stirring material simultaneously, improve charging precision.Can adjust the speed of the roller of making thinner in addition, change the material speed that paves of the roller of making thinner.
As shown in Figure 1 and Figure 2, the upper end in the tubbiness cavity also is provided with feed liquid backstop 7, and cavity inner wall is provided with annular buildup groove 8.
As Fig. 9, shown in Figure 10, feed liquid backstop 7 structures and material backstop structure are basic identical, the thin round steel of establishing for weldering between last stainless steel ring 71 and the following stainless steel ring 73 72 of stainless steel forms, stainless steel round steel 72 along the center of circle to around be radial uniform and by the centre to around tilt, the feed liquid backstop is more dense than the material backstop, and gradient is littler.Arrange like this, make whole air quantity pass through feed liquid backstop face uniformly, make whole wind speed more even; Thereby feed liquid can be adhered on the backstop fully, and feed liquid flows to cavity wall by the stainless steel round steel 73 that tilts around oriented, by annular buildup groove 8, recycles.
As shown in Figure 1 and Figure 2, feed liquid backstop 7 and material backstop 9 can be set in the top and bottom of feed auger urceolus 42.
As Fig. 1, shown in Figure 3, be laid with feed introduction 15, humidification nozzle 12 and material blocking rod 13 in the described charging zone 14; Material blocking rod 13 radially connects along the tubbiness cavity, and circumferentially and axially evenly distributes along the tubbiness cavity, and is stepped in the shape of a spiral; Feed introduction 15 is arranged at the bottom centre position of charging zone 14, makes hydrojet upwards be circle-shaped distribution.
As Fig. 1, shown in Figure 3, circular heat exchanger 16 is arranged in outside the tubbiness cavity, and the bottom of close tubbiness cavity charging zone 14; Hot blast is entered in the charging zone 14 equably by the inwall hot-blast outlet of circular heat exchanger 16.
During actual feeding in raw material, material is sent into feed auger tube 4 through charging aperture 3, and material is realized tentatively heating of material in feed auger tube 4, and can be by regulating the rotating speed control mass flow of feed screw shaft 41; The backgauge cone-plate 6 that the exit of feed auger tube 4 is set with respect to feed screw shaft 41 reverse rotations, is shed material, realizes preliminary material loosening, prevents that material is in direct whereabouts in heaps, feed auger tube exit; And the material backstop 9 that is provided with in feed auger tube exit can prevent effectively that material from shedding sticking sticking on the cavity inner wall.Material drops to after backgauge cone-plate 6 is shed on the first group of thin tobacco-making machine 10 and second group of thin tobacco-making machine 11 of crisscross setting in succession, and material falls to entering charging zone 14 after making thinner rapidly; The feed introduction 15 that is arranged on charging zone 14 bottoms vertically upward sprays and applies feed liquid on material; In the process that material falls, after the material blocking rod 13 in charging zone stopped, the material decrease speed reduced and rolls simultaneously, and material and feed liquid contact-making surface increase, and made the reinforced more even of material.Material drops on the 3rd group of thin tobacco-making machine 17 by behind the charging zone, falls into after making thinner forwards, backwards rapidly on the 4th group of thin tobacco-making machine 18, and material is drawn in to the center by left and right directions on the 4th group of thin tobacco-making machine 18, through gas lock 19 outputs.
Carry out material reinforced in, derive from the air of environment, after circular heat exchanger 16 heating, evenly send in the tubbiness cavity along the bottom periphery of charging zone 14; Hot blast speed in the tubbiness cavity is controlled between the 1-2m/s, and the temperature of hot blast is controlled at 60 ℃-120 ℃; Hot blast passes behind the charging zone successively by behind second group, first group thin tobacco-making machine, material backstop, the feed liquid backstop, collects sedimentation dust cleaning case 2 by the equally distributed hot blast collection conduit 20 in tubbiness cavity top; After by the sedimentation dedusting, after the blower fan suction, discharge by the blower fan inlet scoop on equipment top.

Claims (10)

1. an adding tobacco material method heats tobacco by hot blast, and the feed liquid injection is applied on the tobacco; It is characterized in that: in applying the feed liquid process, tobacco is unrestrained from top to bottom, and hot blast flows from bottom to top, and tobacco is in reverse suspended state.
2. adding tobacco material method as claimed in claim 1 is characterized in that: the feed liquid injection direction is identical with the hot blast flow direction.
3. adding tobacco material method as claimed in claim 2 is characterized in that: the hot blast speed that applies in the feed liquid process is controlled between the 1-2m/s, and hot blast temperature is controlled at 60 ℃-120 ℃.
4. an adding tobacco material equipment comprises the reinforced cavity that is provided with the feed liquid nozzle; It is characterized in that: described reinforced cavity is a vertical barrel-shaped cavity; In the tubbiness cavity, set gradually feed arrangement, charging zone and drawing mechanism from top to bottom, tobacco falls in the tubbiness cavity from top to bottom; Be provided with inlet scoop and air exhauster at tubbiness cavity napex, be provided with air inlet and air heat exchanger near tubbiness cavity lower end, be provided with the hot-air mouth that is connected with air heat exchanger along the charging zone bottom periphery, the hot blast in the tubbiness cavity flows from bottom to top.
5. adding tobacco material equipment as claimed in claim 4 is characterized in that: described feed liquid nozzle is arranged at the center of charging zone bottom, or evenly is laid in the charging zone bottom position, applies feed liquid vertically upward on tobacco.
6. adding tobacco material equipment as claimed in claim 5 is characterized in that: the upper end in the tubbiness cavity is provided with the feed liquid backstop, is provided with annular buildup groove around the tubbiness cavity inner wall.
7. as claim 4,5 or 6 described adding tobacco material equipment, it is characterized in that: described feed arrangement comprises a feed auger tube of axially vertically installing; The outlet of feed auger tube is provided with the backgauge cone-plate, has switch-plate on the backgauge cone-plate, and the backgauge cone-plate can be with respect to the helical axis reverse rotation of feed auger tube.
8. as claim 4,5 or 6 described adding tobacco material equipment, it is characterized in that: material blocking rod is set at charging zone; Described material blocking rod radially connects along the tubbiness cavity, and circumferentially and axially evenly distributes along the tubbiness cavity, and is stepped in the shape of a spiral.
9. adding tobacco material equipment as claimed in claim 7 is characterized in that: the made material that has two groups of levels to interlace in length and breadth between feed auger tube and charging zone to be provided with successively carries out the thin tobacco-making machine that left and right directions and fore-and-aft direction are made thinner; Described drawing mechanism is the discharging gas lock, is provided with the thin tobacco-making machine that material is drawn in to the center between charging zone and discharging gas lock.
10. adding tobacco material equipment as claimed in claim 7 is characterized in that: the outlet edge at the feed auger tube is circumferentially with the material backstop.
CN2009100248627A 2009-02-27 2009-02-27 Method and apparatus for adding tobacco material Expired - Fee Related CN101485488B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009100248627A CN101485488B (en) 2009-02-27 2009-02-27 Method and apparatus for adding tobacco material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009100248627A CN101485488B (en) 2009-02-27 2009-02-27 Method and apparatus for adding tobacco material

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CN101485488A CN101485488A (en) 2009-07-22
CN101485488B true CN101485488B (en) 2011-11-16

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102095657B (en) * 2010-08-26 2012-07-04 龙岩烟草工业有限责任公司 Uniformity detection method for spicing process
CN102423128B (en) * 2011-11-02 2013-12-04 江苏智思机械集团有限公司 Roller filling machine
CN107307467A (en) * 2017-07-31 2017-11-03 黑龙江烟草工业有限责任公司 Tobacco shred feeding device
CN111015880A (en) * 2019-12-24 2020-04-17 山东省林业科学研究院 Large-piece wood shaving glue applying flame-retardant device
CN111955779B (en) * 2020-09-18 2022-04-26 湖北中烟工业有限责任公司 Tobacco two-side flavoring device

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