CN107692301A - Extraction element and the technique for preparing reconstituted tobacco for papermaking-method reconstituted tobaccos - Google Patents
Extraction element and the technique for preparing reconstituted tobacco for papermaking-method reconstituted tobaccos Download PDFInfo
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- CN107692301A CN107692301A CN201711104393.0A CN201711104393A CN107692301A CN 107692301 A CN107692301 A CN 107692301A CN 201711104393 A CN201711104393 A CN 201711104393A CN 107692301 A CN107692301 A CN 107692301A
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- Prior art keywords
- level
- conveyer centrifugal
- extractor
- charging aperture
- discharging opening
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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
- A24B3/14—Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
Abstract
The invention belongs to papermaking-method reconstituted tobaccos field, more particularly to a kind of extraction element for papermaking-method reconstituted tobaccos, including one-level extractor, conveying worm, one-level screw pump, one-level helical-conveyer centrifugal, two level extractor, two level screw pump, deuterostrophies conveyer centrifugal, three-level extractor, three-level screw pump and the three-level helical-conveyer centrifugal being sequentially connected.The invention further relates to a kind of technique for preparing reconstituted tobacco using paper process.The extraction element and preparation technology of the present invention, discharging is uniform and stable, and recovery rate is high, the high purity of gained solid formation, and the reconstituted tobacoo aesthetic quality of preparation is high.
Description
Technical field
The invention belongs to papermaking-method reconstituted tobaccos field, and in particular to a kind of extraction for papermaking-method reconstituted tobaccos fills
Put, further relate to a kind of technique for preparing reconstituted tobacco using paper process.
Background technology
Papermaking-method reconstituted tobaccos technique be with tobacco leftovers (such as：Offal, tobacco cut, the cigarette of discarded or low, secondary grade
End) be raw material, extracted, slurrying, the technology for the obtained reconstituted tobacco of technique (being also known as reconstituted tobacoo) such as manufacturing paper with pulp, being coated with and dry.
In current papermaking-method reconstituted tobaccos technology, extraction process is usually that tobacco leftovers are carried out into three-level continuous flow upstream
Extraction, obtains the extract solution for making coating fluid and the solid formation for follow-up slurrying.Extraction element is generally by extractor, spiral shell
Revolve the composition such as conveyer, drainage spiral and screw squeezer.Wherein, drainage spiral generally comprise cylinder, isometric helix, filter screen and
Reducing motor, wherein, isometric helix is arranged in cylinder and coaxial with cylinder, and the both ends of isometric helix pass through bearing and connected with bearing
Connect, reducing motor is horizontally set on cylinder body bottom by axle key direct connection isometric helix, filter screen.In use, to isometric helix and cylinder
Gap between wall feeds intake, and reducing motor drives isometric helix to rotate and transmits material, and the liquid in material is flowed out by filter screen, its
Remaining part point is drawn by the discharging opening of cylinder bottom.Screw squeezer generally includes cylindrical filter screen, variable-pitch propeller, reducing motor and branch
Frame, wherein, cylindrical filter screen is arranged on support, and variable-pitch propeller is arranged in cylindrical filter screen and, displacement spiral shell coaxial with cylindrical filter screen
The both ends of rotation are connected by bearing with support, and reducing motor uses axle key direct connection variable-pitch propeller.In use, to the small of variable-pitch propeller
Gap between head end and cylindrical filter screen feeds intake, and reducing motor drives variable-pitch propeller to rotate, material axial direction with the rotation of spiral
Mobile, the continuous capacity reducing of material, static pressure difference caused by capacity reducing causes liquid to be flowed out from the mesh of cylindrical filter screen.
But in current extraction process, the water retention value such as the offal that is soaked in extractor, tobacco cut, offal is of a relatively high,
About 250%~300% (w/w/), handled successively with conveying worm, drainage spiral and screw squeezer, easily cause discharging not
Uniformly, it is unstable, the problems such as extract solution recovery rate is low, and solid formation degree of purity is low, and equipment cleaning difficulty is big, and further result in
The reconstituted tobacoo aesthetic quality prepared is poor.
Therefore, a kind of extraction element that stable and uniform, recovery rate are high, solid-phase material is pure that discharges is needed badly, after improving
The aesthetic quality of the continuous reconstituted tobacoo prepared.
The content of the invention
The invention provides a kind of extraction element for papermaking-method reconstituted tobaccos, and its discharging is uniform and stable, and recovery rate is high,
The high purity of gained solid formation, the reconstituted tobacoo aesthetic quality subsequently prepared are good.On this basis, present invention also offers one
The technique that kind prepares reconstituted tobacco using paper process.
First aspect present invention is related to a kind of extraction element for papermaking-method reconstituted tobaccos, including：
One-level extractor；The one-level extractor includes tank body, and the tank body is provided with charging aperture and discharging opening；
Conveying worm；The conveying worm includes warehouse, and the warehouse is provided with charging aperture and discharging opening, the spiral shell
The charging aperture of rotation conveyer communicates with the discharging opening of one-level extractor；
One-level screw pump；The one-level screw pump is provided with charging aperture and discharging opening, the charging aperture and spiral shell of one-level screw pump
The discharging opening of rotation conveyer communicates；
One-level helical-conveyer centrifugal；The one-level helical-conveyer centrifugal is provided with charging aperture, liquid-phase outlet and solid phase
Outlet, the charging aperture of one-level helical-conveyer centrifugal communicate with the discharging opening of one-level screw pump；
Two level extractor；The two level extractor is provided with charging aperture and discharging opening, the charging aperture of two level extractor and one
The solid-phase outlet of level helical-conveyer centrifugal communicates；
Two level screw pump；The two level screw pump is provided with charging aperture and discharging opening, the charging aperture of two level screw pump and two
The discharging opening of level extractor communicates；
Deuterostrophies conveyer centrifugal；The deuterostrophies conveyer centrifugal is provided with charging aperture, liquid-phase outlet and solid phase
Outlet, the charging aperture of deuterostrophies conveyer centrifugal communicate with the discharging opening of two level screw pump；
Three-level extractor；The three-level extractor is provided with charging aperture and discharging opening, the charging aperture of three-level extractor and two
The solid-phase outlet of level helical-conveyer centrifugal communicates；
Three-level screw pump；The three-level screw pump is provided with charging aperture and discharging opening, the charging aperture of three-level screw pump and three
The discharging opening of level extractor communicates；
Three-level helical-conveyer centrifugal；The three-level helical-conveyer centrifugal is provided with charging aperture, liquid-phase outlet and solid phase
Outlet, the charging aperture of three-level helical-conveyer centrifugal communicate with the discharging opening of three-level screw pump.
In some embodiments of first aspect present invention, the liquid-phase outlet and one-level of the deuterostrophies conveyer centrifugal
The charging aperture of extractor communicates.
In some embodiments of first aspect present invention, the liquid-phase outlet and one-level of the three-level helical-conveyer centrifugal
The charging aperture of extractor and/or two level extractor communicates, and preferably the charging aperture with two level extractor communicates.
In some embodiments of first aspect present invention, the extraction element also includes：
Thicken tank；The tank that thickens is provided with charging aperture and discharging opening, thickens the charging aperture of tank and is selected from the one-level spiral shell
The solid phase for revolving one in conveyer centrifugal, deuterostrophies conveyer centrifugal and three-level helical-conveyer centrifugal or several equipment goes out
Mouth communicates, and preferably the solid-phase outlet with three-level helical-conveyer centrifugal communicates.
In some embodiments of first aspect present invention, the one-level extractor is the conventional horizontally-inclined barrel in this area
Extractor；For example, horizontally-inclined barrel extractor include tank body, drive mechanism, support and for control temperature of charge in tank plus
Hot temperature controller；Wherein, drive mechanism is connected with support, and Tank tilting crouches to be connected on support and by drive mechanism with support；
Drive mechanism drives tank body around the central axis of itself；Tank body both ends set charging aperture and discharging opening respectively；Inner tank wall is set
It is equipped with helical form deflector.
In one embodiment of first aspect present invention, in horizontally-inclined barrel extractor, the charging aperture and discharging opening
The upward one end of the Tank tilting is arranged on, charging aperture is located at the top of discharging opening；
Preferably, the direction rolled by converting tank body feeds and discharged to control.
In some embodiments of first aspect present invention, the conveying worm is the conventional helical feed in this area
Machine；For example, conveying worm includes warehouse, screw rod, driving equipment and the leg for supporting warehouse；Screw rod is located in warehouse and close
The bottom of warehouse；Driving equipment is connected with screw rod and drives screw rod to rotate；It is another that charging aperture, warehouse are provided with the top of warehouse side
The bottom of side is provided with discharging opening.
In one embodiment of first aspect present invention, side-by-side horizontal is provided with several spiral shells in the warehouse of conveying worm
Bar, preferably three.
In one embodiment of first aspect present invention, in conveying worm, the bottom of warehouse is additionally provided with extraction raffinate and gone out
Mouthful, also, extraction raffinate outlet is oppositely arranged with discharging opening close to the both ends of screw rod.
In one embodiment of first aspect present invention, in conveying worm, extraction raffinate exit is additionally provided with filter screen.
In one embodiment of first aspect present invention, in conveying worm, baffle plate is additionally provided with warehouse, it is located at
Extraction raffinate exports the lower section of the screw rod between discharging opening, and baffle plate tilts to the direction that extraction raffinate exports.
In one embodiment of first aspect present invention, in conveying worm, the motor of driving equipment is variable-frequency motor.
In one embodiment of first aspect present invention, the warehouse capacity of conveying worm and the tank body of one-level extractor
The ratio between capacity is 1:1~3:1, preferably 2:1.
In some embodiments of first aspect present invention, selected from one-level screw pump, two level screw pump and three-level screw pump
In one or conventional screw pump that several equipment are this area, preferably this area routine mono-/bis-screw pump is more preferably normal
The single-screw (single screw) pump of rule.
In some embodiments of first aspect present invention, selected from one-level helical-conveyer centrifugal, deuterostrophies discharging from
One in scheming and three-level helical-conveyer centrifugal or several equipment are screw unloading centrifugation metallurgical, that mineral reserve field is conventional
Machine；For example, helical-conveyer centrifugal includes hood, main driving mechanism, spiral, rotary drum, differential mechanism, secondary drive mechanism and support machine
The base of cover；Rotary drum is located in hood, and spiral is located in rotary drum and rotated coaxially with rotary drum, the inside of spiral and the inside of rotary drum
Communicate；Main driving mechanism is connected with rotary drum, for driving rotary drum to rotate；Differential mechanism and secondary drive mechanism are connected with spiral, are used for
Drive and control spiral with slightly higher or slightly below rotary drum rotational speed；One end of hood is provided with charging aperture, and charging aperture is along spiral shell
The central axis direction of rotation sets and connected with the inside of spiral；Hood bottom is provided with liquid-phase outlet and solid-phase outlet, and solid phase goes out
Mouth is arranged on the hood bottom of charging aperture one end and with being connected inside rotary drum, and liquid-phase outlet is arranged on the machine relative with charging aperture
The bottom of the cover other end and with being connected inside hood.
In one embodiment of first aspect present invention, selected from one-level helical-conveyer centrifugal, deuterostrophies discharging from
It is provided with one in scheming and three-level helical-conveyer centrifugal or the inwall of the solid-phase outlet of several equipment along discharging direction
The groove of extension, it is preferably provided with a plurality of parallel groove.
In one embodiment of first aspect present invention, selected from one-level helical-conveyer centrifugal, deuterostrophies discharging from
One in scheming and three-level helical-conveyer centrifugal or the liquid-phase outlet of several equipment are flaring structure.
In one embodiment of first aspect present invention, selected from one-level helical-conveyer centrifugal, deuterostrophies discharging from
One or a diameter of 2~20 centimetres of the charging aperture of several equipment in scheming and three-level helical-conveyer centrifugal, preferably 7~
14 centimetres, more preferably 10 centimetres.
In one embodiment of first aspect present invention, selected from one-level helical-conveyer centrifugal, deuterostrophies discharging from
In one in scheming and three-level helical-conveyer centrifugal or several equipment, the material of spiral for can built-up welding tungsten carbide.
In some embodiments of first aspect present invention, two level extractor is the conventional vertical extractor in this area；Example
Such as, vertical extractor includes tank body, agitating paddle, drive mechanism and the leg for supporting tank body；Agitating paddle at the top of tank body through stretching into
In tank body, the central shaft of the rotary shaft of agitating paddle along tank body is set, and the top of drive mechanism and agitating paddle connects, and is stirred for driving
Mix oar rotation；Charging aperture is provided with the top of tank body, the bottom of tank body is provided with discharging opening.
In one embodiment of first aspect present invention, in two level extractor, agitating paddle sets three layers along its rotary shaft
Blade.
In some embodiments of first aspect present invention, three-level extractor is the conventional vertical extractor in this area.
In one embodiment of first aspect present invention, in three-level extractor, side wall of the agitating paddle through tank body stretches into tank
In vivo, central shaft of the rotary shaft of agitating paddle perpendicular to tank body.
In one embodiment of first aspect present invention, in three-level extractor, discharging opening is arranged on the bottom of tank body side
Portion, the bottom of tank body tilt to the direction of discharging opening.
In some embodiments of first aspect present invention, thicken tank and thicken tank for this area routine；Such as, tank bag is thickened
Include tank body, agitating paddle, drive mechanism and support base；Agitating paddle is stretched into tank body through tank base, and agitating paddle is vertically arranged；Drive
Motivation structure is connected with the bottom of agitating paddle, for driving agitating paddle to rotate；Charging aperture, the bottom of tank body are provided with the top of tank body
It is provided with discharging opening.
In one embodiment of first aspect present invention, thicken in tank, discharging opening is arranged on the bottom of tank body side, tank
The bottom of body tilts to the direction of discharging opening.
Second aspect of the present invention is related to a kind of technique that reconstituted tobacco is prepared using paper process, and it comprises the following steps：
(1) extraction element any one of first aspect present invention is provided；
(2) tobacco leftovers and water are added in one-level extractor and mixed, obtain mixed material；
(3) mixed material for obtaining step (2) is sent into conveying worm, and conveying worm is by material with certain flow rate
It is sent into one-level screw pump；
(4) material is delivered to and separation of solid and liquid is carried out in one-level helical-conveyer centrifugal by one-level screw pump with certain flow rate, obtains
To liquid phase thing and solid formation；
(5) solid formation and water obtained step (4) is added in two level extractor and mixed, and obtains mixed material；
The mixed material that (6-1) obtains step (5) is sent into two level screw pump, and two level screw pump is with certain flow rate by thing
Material, which is delivered to, carries out separation of solid and liquid in deuterostrophies conveyer centrifugal, obtain liquid phase thing and solid formation；
(7) solid formation and water obtained step (6-1) is added in three-level extractor and mixed, and obtains mixed material；
The mixed material that (8-1) obtains step (7) is sent into three-level screw pump, and three-level screw pump is with certain flow rate by thing
Material, which is delivered to, carries out separation of solid and liquid in three-level helical-conveyer centrifugal, obtain liquid phase thing and solid formation.
In some embodiments of second aspect of the present invention, the preparation technology also includes step (6-2)：By step (6-
1) the liquid phase thing obtained is sent into one-level extractor the mixing participated in step (2).
In some embodiments of second aspect of the present invention, the preparation technology also includes step (8-2)：By step (8-
1) the liquid phase thing obtained is sent into one-level extractor and/or two level extractor the mixing participated in step (2) and/or step (5).
In some embodiments of second aspect of the present invention, the preparation technology also includes：
(9) solid formation and water obtained step (4), step (6-1) and/or step (8-1) is added to thicken in tank and mixed,
Obtain mixed material.
In some embodiments of second aspect of the present invention, the preparation technology also includes following A) to P) in one or
It is multinomial：
A after) step (2) terminates, the mixed material for immediately obtaining step (2) is sent into conveying worm；
B) flow velocity of conveying worm is equal with the flow velocity of one-level screw pump in the step (4) in the step (3), excellent
It is 5m to select flow velocity3/ h~30m3/ h, more preferably flow velocity are 10m3/ h~25m3/ h, more preferably 15m3/h、20m3/h、8m3/
h、22m3/h；
C) in the step (4) and/or step (6-1), one-level helical-conveyer centrifugal and/or deuterostrophies discharging centrifugation
The rotating speed of machine is 2500~2800r/min, preferably 2600~2800r/min, such as 2700r/min；
D) in the step (8-1), the rotating speed of three-level helical-conveyer centrifugal is 2900~3300r/min, is preferably
2900~3200r/min, such as 3000r/min, 3010r/min, 3100r/min, 3150r/min；
E) in the step (6-1) and/or step (8-1), the flow velocity of two level screw pump and/or three-level screw pump is 5m3/
H~30m3/ h, preferably 10m3/ h~25m3/ h, more preferably 15m3/h、20m3/h、8m3/h、22m3/h；
F) in the step (2), step (5) and/or step (7), the weight ratio of feed liquid is (1:10)~(1:4), preferably
For (1:9)~(1:, such as 1 5):6、1:7、1:8、1:9；
G) in the step (4), the solids content in the charging of one-level helical-conveyer centrifugal is 12% (w/w)~20%
(w/w), preferably 12% (w/w)~17% (w/w), for example, 14% (w/w), 15% (w/w), 13% (w/w), 16% (w/w),
18% (w/w), 19% (w/w)；
H) in the step (6-1), solids content in the charging of deuterostrophies conveyer centrifugal for 6% (w/w)~
11% (w/w), preferably 6% (w/w)~10% (w/w), such as 7% (w/w), 8% (w/w), 9% (w/w)；
I) in the step (8-1), the solids content in the charging of three-level helical-conveyer centrifugal is 1% (w/w)~5%
(w/w), preferably 2% (w/w)~5% (w/w), such as 3% (w/w), 4% (w/w)；
J) in the step (4), in liquid phase thing solids content be 0.4% (w/w) below, preferably 0.3% (w/w) with
Under, more preferably 0.2% (w/w)；
K) in the step (4) and/or step (6-1), the water content of solid formation is 64% (w/w)~74% (w/w), excellent
Elect 66% (w/w)~73% (w/w), such as 65% (w/w), 67% (w/w), 68% (w/w), 69% (w/w), 70% (w/ as
W), 71% (w/w), 72% (w/w)；
L) in the step (8-1), the water content of solid formation is 73% (w/w)~80% (w/w), preferably 73% (w/
W)~79% (w/w), such as 74% (w/w), 75% (w/w), 76% (w/w), 77% (w/w), 78% (w/w)；
M) in the step (9), solids content is 6% (w/w)~10% (w/w) in mixed material, preferably 7% (w/
W)~9% (w/w), such as 7.5% (w/w), 7.8% (w/w), 8% (w/w), 8.5% (w/w)；
N) in the step (2) and/or step (5), mixing temperature is 50 DEG C~90 DEG C, preferably 50 DEG C~80 DEG C, example
Such as 55 DEG C, 60 DEG C, 70 DEG C, 75 DEG C；
O) in the step (7), mixing temperature is normal temperature, preferably 20 DEG C~40 DEG C, such as 25 DEG C, 30 DEG C, 35 DEG C；
P) in the step (2) and/or step (5), incorporation time is 10~50 minutes, preferably 10~35 minutes, example
Such as 15 minutes, 20 minutes, 25 minutes, 30 minutes, 37 minutes, 40 minutes, 44 minutes, 48 minutes.
In some embodiments of second aspect of the present invention, the preparation technology also includes step (10)-(12) or step
Suddenly (10) and step (12)：
(10) the mixed material slurrying that the solid formation or step (9) obtained step (8-1) obtains, manufactures paper with pulp, and dries, obtains
To substrate；
(11) the liquid phase thing for obtaining step (4) concentrates, and allotment, obtains coating fluid；
(12) the liquid phase thing that the coating fluid or step (4) obtained step (11) obtains applies what step obtained in step (10)
On substrate, dry；
Preferably, the slurrying, to manufacture paper with pulp, dry, concentrating, allocating, being coated be normal in papermaking-method reconstituted tobaccos field
Rule operation.
Third aspect present invention is related to a kind of system that reconstituted tobacco is produced using paper process, including first aspect present invention
Any one of extraction element.
Fourth aspect present invention is related to a kind of reconstituted tobacco, and it is as the preparation work any one of second aspect of the present invention
Skill is made.
In the present invention, unless otherwise instructed：
Term " reconstituted tobacco " is also known as reconstituted tobacoo, refers to utilize the offal discarded in cigarette processing process, offal and broken
Sheet or thread reconstituted product is made in the materials such as smoked sheet, as cigarette filler.
Term " extractor " refers to the leaching commonly used in industry, can carry out water extraction, alcohol extracting, volatile oil carry
Take, can be used for diacolation, temperature leaching, flow back, circulate the kinds of processes such as dipping, pressurization or decompression leaching.
Term " conveying worm " refers to that one kind is turned round using motor driven spiral, and passage material conveys purpose to realize
Machinery.Its operation principle be when helical axis rotates, due to material gravity and its with cell body wall caused by frictional force, make thing
Material can only move forward under the push of blade along the bottom land of conveyer, and its situation seems not revolvable nut along rotation
Screw rod to make translational motion the same.
Term " screw pump " refers to cause swept volume in pump to change and a kind of pump of pump drainage liquid using screw rod rotation.It is
One kind of displacement pump.Mainly it is made up of the pump housing and screw rod.Have on structural shape single screw rod, multiscrew, single-suction, double-suction type it
Point.
Term " helical-conveyer centrifugal " is mainly slightly higher by high-revolving rotary drum, and rotating ratio rotary drum identical with rotary drum steering
Or the part such as lower slightly spiral and differential mechanism composition.After suspension to be separated enters bowl, what is rotated at a high speed turns
Drum produces powerful centrifugal force and the solid phase particles bigger than density of liquid phase is deposited to drum inner wall, due to spiral and the rotating speed of rotary drum
Difference, the two there are relative motion (i.e. speed discrepancy), and the relative motion using spiral and rotary drum is being deposited on drum inner wall
Solid phase pushes the discharge of rotary drum small end exit to, and the clear liquid after separation is discharged from the centrifuge other end.The work of differential mechanism (gear-box)
With being to make to form certain speed discrepancy between rotary drum and spiral.
Term " thickening tank " refers to the tank body for adjusting material concentration.
Term " heating temperature controller " refers to the device of temperature controllable while heating.
Term " tobacco leftovers " refers to pin leaf in addition to fresh tobacco leaf, axillary bud, tobacco stem etc. during tobacco harvest；In cigarette
Leaf production, in dry in the air roasting, redrying and production of cigarettes process, the outer tobacco leaf of low or grade of Cigarette processing and big can not be carried out
The upper tobacco leaf of amount, waste tobacco powder, discard tobacco, fireworks, tobacco fringe bar etc.；Caused fragment and flue dust in tobacco processing, also divide
Separate out the offal for accounting for tobacco leaf weight 23~25%.It is referred to as tobacco leftovers.
The beneficial effect that the present invention obtains：
The present invention is used for the extraction element of papermaking-method reconstituted tobaccos, and discharging is uniform and stable, and recovery rate is high, gained solid formation
High purity, the reconstituted tobacoo aesthetic quality subsequently prepared are good.
Brief description of the drawings
In order that present disclosure is more likely to be clearly understood, specific embodiment and combination below according to the present invention
Accompanying drawing, the present invention is further detailed explanation, wherein
Fig. 1 is the structural representation of one-level extractor in embodiment 1；
Wherein：1-1 is tank body, and 1-2 is drive mechanism, and 1-3 is support, and 1-4 is charging aperture, and 1-5 is discharging opening；
Fig. 2 is the structural front view of conveying worm in embodiment 1；
Fig. 3 is the structural side view of conveying worm in embodiment 1；
Wherein：2-1 is warehouse, and 2-2 is screw rod, and 2-3 is driving equipment, and 2-4 is leg, and 2-5 is charging aperture, and 2-6 is
Material mouth, 2-7 export for extraction raffinate, and 2-8 is mesh plate, and 2-9 is baffle plate；
Fig. 4 is the structural representation of one-level helical-conveyer centrifugal in embodiment 1；
Wherein：4-1 is hood, and 4-2 is main driving mechanism, and 4-3 is spiral, and 4-4 is rotary drum, and 4-5 is differential mechanism, and 4-6 is
Secondary drive mechanism, 4-7 are base, and 4-8 is charging aperture, and 4-9 is liquid-phase outlet, and 4-10 is solid-phase outlet；
Fig. 5 is the structural representation of two level extractor in embodiment 1；
Wherein：5-1 is tank body, and 5-2 is agitating paddle, and 5-3 is drive mechanism, and 5-4 is leg, and 5-5 is charging aperture, and 5-6 is
Discharging opening；
Fig. 6 is the structural representation of three-level extractor in embodiment 1；
Wherein：6-1 is tank body, and 6-2 is agitating paddle, and 6-3 is base, and 6-4 is charging aperture, and 6-5 is discharging opening；
Fig. 7 is the structural representation that tank is thickened in embodiment 1；
Wherein：7-1 is tank body, and 7-2 is agitating paddle, and 7-3 is drive mechanism, and 7-4 is base, and 7-5 is charging aperture, and 7-6 is
Discharging opening；
Fig. 8 is the flow chart of extraction process in embodiment 2.
Embodiment
Embodiment 1
For the extraction element of papermaking-method reconstituted tobaccos, including one-level extractor, conveying worm, one-level screw pump, one
Level helical-conveyer centrifugal, two level extractor, two level screw pump, deuterostrophies conveyer centrifugal, three-level extractor, three-level screw rod
Pump, three-level helical-conveyer centrifugal and thicken tank.
Wherein：
As shown in figure 1, one-level extractor is horizontally-inclined barrel extractor, it includes tank body 1-1, drive mechanism 1-2 and branch
Frame 1-3；Drive mechanism 1-2 is connected with support 1-3, and tank body 1-1, which is tilted, to crouch on support 1-3 and by drive mechanism 1-2 and branch
Frame 1-3 connections；Drive mechanism 1-2 drives tank body 1-1 around the central axis of itself；Water conservancy diversion is connected with tank body 1-1 inwall
Plate, deflector are set around tank body 1-1 central shaft curl；One end that tank body 1-1 is tilted upward be provided with charging aperture 1-4 and
Discharging opening 1-5, charging aperture 1-4 are located at discharging opening 1-5 top；One-level extractor is additionally provided with heating temperature controller, for controlling
The temperature of material in tank.
As shown in Fig. 2 to 3, conveying worm includes warehouse 2-1, screw rod 2-2, driving equipment 2-3 and the branch for supporting warehouse
Pin 2-4；Screw rod 2-2 is located in warehouse 2-1 and close to warehouse 2-1 bottom, and quantity is three, three screw rod 2-2 side-by-side horizontals
Set；Driving equipment 2-3 is connected with three screw rod 2-2 and drives three screw rod 2-2 to rotate；The top of warehouse 2-1 sides is set
There is charging aperture 2-5, the bottom of warehouse 2-1 opposite sides is provided with discharging opening 2-6, and warehouse 2-1 bottom is additionally provided with extraction raffinate outlet
2-7, extraction raffinate outlet 2-7 and discharging opening 2-6 are oppositely arranged close to screw rod 2-2 both ends；Mesh is additionally provided with extraction raffinate outlet 2-7
Plate 2-8；Baffle plate 2-9 is additionally provided with warehouse 2-1, it is located under the screw rod 2-2 between extraction raffinate outlet 2-7 and discharging opening 2-6
Side, the direction that baffle plate 2-9 exports 2-7 to extraction raffinate tilt；The discharging opening 1-5 of charging aperture 2-5 and one-level extractor on warehouse 2-1
Communicate；Driving equipment 2-3 motor is variable-frequency motor；The ratio between tank body 1-1 capacity of warehouse 2-1 capacity and one-level extractor is 2:
1。
One-level screw pump is single-screw (single screw) pump, and it includes the pump housing, charging aperture and discharging opening are provided with the pump housing, the pump housing
Charging aperture is connected with the discharging opening 2-6 of conveying worm.
As shown in figure 4, one-level helical-conveyer centrifugal includes hood 4-1, main driving mechanism 4-2, spiral 4-3, rotary drum 4-
4th, the base 4-7 of differential mechanism 4-5, secondary drive mechanism 4-6 and support hood；Rotary drum 4-4 is located in hood 4-1, and spiral 4-3 is located at
Rotated coaxially in rotary drum 4-4 and with rotary drum 4-4, spiral 4-3 inside connects with rotary drum 4-4 inside；Main driving mechanism 4-2 with
Rotary drum 4-4 connections, for driving rotary drum 4-4 to rotate；Differential mechanism 4-5 and secondary drive mechanism 4-6 are connected with spiral 4-3, for driving
Move and control spiral 4-3 with slightly higher or slightly below rotary drum 4-4 rotational speed；Hood 4-1 one end is provided with the charging of circle
The central axis direction of mouth 4-8, charging aperture 4-8 along spiral 4-3 is set and with being connected inside spiral 4-3；Hood 4-1 bottoms are provided with
Liquid-phase outlet 4-9 and solid-phase outlet 4-10, solid-phase outlet 4-10 are arranged on the hood 4-1 bottoms of charging aperture 4-8 one end and with turning
It is connected inside drum 4-4, liquid-phase outlet 4-9 is arranged on the bottom of the hood 4-1 other end relative with charging aperture 4-8 and and hood
It is connected inside 4-1；The charging aperture 4-8 of one-level helical-conveyer centrifugal is connected with the discharging opening of one-level screw pump；Liquid phase goes out
Mouth 4-9 is flaring structure, and the groove of multiple parallel edges discharging directions extensions, charging aperture are set on solid-phase outlet 4-10 inwalls
A diameter of 10 centimetres of 4-8, the material of spiral for can built-up welding tungsten carbide.
As shown in figure 5, two level extractor is vertical extractor, it includes tank body 5-1, agitating paddle 5-2, drive mechanism 5-3
With support tank body 5-1 leg 5-4；Agitating paddle 5-2 at the top of tank body 5-1 through stretching into tank body 5-1, agitating paddle 5-2 rotation
Central shaft of the axle along tank body 5-1 is set, and three layers of blade are from top to bottom set on agitating paddle, drive mechanism 5-3 and agitating paddle 5-2's
Top connects, for driving agitating paddle 5-2 to rotate；Charging aperture 5-5 is provided with the top of tank body 5-1, tank body 5-1 bottom is set
There are discharging opening 5-6, the charging aperture 5-5 of two level extractor to be connected with the solid-phase outlet 4-10 of one-level helical-conveyer centrifugal.
Two level screw pump is single-screw (single screw) pump, and it includes the pump housing, charging aperture and discharging opening are provided with the pump housing；Two level spiral shell
The charging aperture of bar pump is connected with the discharging opening 5-6 of two level extractor.
Deuterostrophies conveyer centrifugal, its structure are identical with the one-level helical-conveyer centrifugal shown in Fig. 4.Deuterostrophies unloads
The charging aperture of material centrifuge is connected with the discharging opening of two level screw pump, the liquid-phase outlet and one-level of deuterostrophies conveyer centrifugal
The charging aperture 1-4 of extractor is connected.
As shown in fig. 6, three-level extractor includes tank body 6-1, agitating paddle 6-2 and supports the base 6-3 of tank body；Agitating paddle 6-
2 side walls through tank body 6-1 are stretched into tank body 6-1, the central shaft of agitating paddle 6-2 rotary shaft perpendicular to tank body 6-1；Tank body 6-1
Top be provided with charging aperture 6-4, the bottoms of tank body 6-1 sides is provided with discharging opening 6-5, and tank body 6-1 bottom is to discharging opening
6-5 direction tilts, and base 6-3 is disposed in tank body 6-1 bottoms；The charging aperture 6-4 of three-level extractor and deuterostrophies discharging from
The solid-phase outlet of scheming is connected.
Three-level screw pump is single-screw (single screw) pump, and it includes the pump housing, and charging aperture and discharging opening, three-level spiral shell are provided with the pump housing
The charging aperture of bar pump is connected with the discharging opening 6-5 of three-level extractor.
Three-level helical-conveyer centrifugal, its structure are identical with the one-level helical-conveyer centrifugal shown in Fig. 4.Three-level spiral unloads
The charging aperture of material centrifuge is connected with the discharging opening of three-level screw pump；The liquid-phase outlet and one-level of three-level helical-conveyer centrifugal
The charging aperture 1-4 of extractor is connected.
As shown in fig. 7, thickening tank includes tank body 7-1, agitating paddle 7-2, drive mechanism 7-3 and support driving mechanism 7-3
Base 7-4；Agitating paddle 7-2 is stretched into tank body 7-1 through tank body 7-1 bottoms, and agitating paddle 7-2 is vertically arranged；Drive mechanism 7-3 is with stirring
The bottom for mixing oar 7-2 is connected, for driving agitating paddle 7-2 to rotate；Charging aperture 7-5, tank body 7-1 are provided with the top of tank body 7-1
The bottom of side is provided with discharging opening 7-6；Tank body 7-1 bottom tilts to discharging opening 7-6 direction；Thicken the charging aperture 7- of tank
5 are connected with the solid-phase outlet of three-level helical-conveyer centrifugal.
Embodiment 2
The technological process extracted using the extraction element of embodiment 1 as shown in figure 8, including：
(1) by tobacco cut (Fujian produces the tobacco cut of flue-cured tobacco) and 60 DEG C of hot water with 1：6 weight is than adding one-level extraction
In tank, constant temperature rolls 20 minutes at 60 DEG C, obtains mixture；
(2) in mixture quickly discharging material to the conveying worm for obtaining step (1), conveying worm is with 15m3/ h stream
Material is sent into one-level screw pump by speed；
(3) one-level screw pump is with 15m3Material is sent into one-level helical-conveyer centrifugal and carries out solid-liquid point by/h flow velocity
From centrifugal rotational speed 2700r/min, obtaining liquid phase thing and solid formation.Wherein, solid in the charging of one-level helical-conveyer centrifugal
Content is 14%~15% (w/w), and the water content of obtained solid formation is 70 ± 2% (w/w)；
(4) solid formation and 60 DEG C of hot water obtained step (3) is with 1:6 weight is than adding in two level extractor, 60
Constant temperature stirs 24 minutes at DEG C, obtains mixture；
The mixture that (5-1) obtains step (4) is through two level screw pump with 15m3/ h flow velocity delivers to deuterostrophies discharging
Separation of solid and liquid is carried out in centrifuge, centrifugal rotational speed 2700r/min, obtains liquid phase thing and solid formation；Wherein, deuterostrophies discharging
Solids content is 7%~8% (w/w) in the charging of centrifuge, and the water content of obtained solid formation is 70 ± 2%, obtained liquid
Solids content about 0.2% in phase thing；
The liquid phase thing that (5-2) obtains step (5-1) adds in one-level extractor the mixing for participating in step (1)；
(6) solid formation and water obtained step (5-1) is with 1:7~1:8 weight is than adding in three-level extractor, normal temperature
Stirring, obtains mixture；
The mixture that (7-1) obtains step (6) is through three-level screw pump with 15m3/ h flow velocity is sent into three-level screw unloading
Separation of solid and liquid is carried out in centrifuge, centrifugal rotational speed 3010r/min, obtains liquid phase thing and solid formation；Wherein, three-level screw unloading
Solids content is 4% (w/w) in the charging of centrifuge, and the water content of obtained solid formation is about 75% (w/w), obtained liquid phase
Solids content about 0.2% (w/w) in thing；
The liquid phase thing that (7-2) obtains step (7-1) is sent into two level extractor the mixing for participating in step (4)；
(8) solid formation and water that obtain step (7-1) are added and thickened in tank, are mixed, obtain solids content for 8 ±
0.2% (w/w) mixture A, the raw material for standby as pulping process.
Comparative example
1st, extraction element：
The conveying worm in embodiment 1 is replaced with the conventional conveying worm in this area, with the conventional drainage in this area
Spiral replaces the one-level in embodiment 1 to be replaced to three-level screw pump with the conventional double helix squeezing machine in this area in embodiment 1
For one-level to three-level helical-conveyer centrifugal, remaining is same as Example 1.
Wherein, the conventional conveying worm in this area, drainage spiral and double helix squeezing machine structure such as background technology and
Described in the content of the invention.
2nd, extraction process：
(1) tobacco cut in embodiment 2 is used, by tobacco cut and 60 DEG C of hot water with 1:6 weight is than adding one-level extraction
In tank, constant temperature rolls 20 minutes at 60 DEG C, obtains mixture；
(2) in mixture quickly discharging material to the conveying worm for obtaining step (1), then by the material in conveying worm
With 15m3/ h flow velocity is sent into one-level drainage spiral；
(3) one-level drainage spiral is with 15m3Material is sent into one-level double helix squeezing machine and carries out solid-liquid point by/h flow velocity
From revolution speed of screw 4r/min, obtaining liquid phase thing and solid formation.Wherein, solids content in the charging of one-level double helix squeezing machine
For 14.7% (w/w), the water content of obtained solid formation is 78% (w/w)；
(4) solid formation and 60 DEG C of hot water obtained step (3) is with 1:6 weight is than adding in two level extractor, 60
Constant temperature stirs 24 minutes at DEG C, obtains mixture；
(5-1) is by the mixture that step (4) obtains through two level drainage spiral with 15m3/ h flow velocity delivers to two level double helix
Separation of solid and liquid is carried out in squeezing machine, revolution speed of screw 4r/min, obtains liquid phase thing and solid formation；Wherein, two level double helix is extracted
The middle solids content of machine is 10% (w/w), and after separation, the water content of obtained solid formation is 78% (w/w), obtained liquid phase thing
Middle solids content about 0.5% (w/w)；
The liquid phase thing that (5-2) obtains step (5-1) adds in one-level extractor the mixing for participating in step (1)；
(6) solid formation and water obtained step (5-1) is with 1:7~1:8 weight is than adding in three-level extractor, normal temperature
Stirring, obtains mixture；
(7-1) is by the mixture that step (6) obtains through three-level drainage spiral with 15m3/ h flow velocity is sent into three-level double helix
Separation of solid and liquid is carried out in squeezing machine, revolution speed of screw 4r/min, obtains liquid phase thing and solid formation；Wherein, three-level double helix is extracted
Solids content is 10% (w/w) in the charging of machine, and the water content of obtained solid formation is about 80% (w/w), obtained liquid phase thing
Middle solids content about 0.5% (w/w)；
The liquid phase thing that (7-2) obtains step (7-1) is sent into two level extractor the mixing for participating in step (4)；
(8) solid formation and water that obtain step (7-1) are added and thickened in tank, are mixed, obtain solids content for 8 ±
0.2% (w/w) mixture B, the raw material for standby as pulping process.
The sensory evaluating smoking of test case 1 analyzes
By mixture A-B according to the slurrying of identical routine, manufacture paper with pulp, be coated with, stoving process is fabricated to reconstituted tobacoo A-B；Its
In, coating fluid used is respectively correspondingly that step (3) is obtained in liquid phase thing, comparative example made from step (3) in embodiment 2
Liquid phase thing.
Sensory evaluating smoking's analysis is carried out to reconstituted tobacoo A-B according to YC/T498-2014 " reconstituted tobacco sensory evaluation method ",
It the results are shown in Table 1.
Table 1：Reconstituted tobacoo A-B sensory evaluating smoking's result
As shown in Table 1, compared with reconstituted tobacoo B, the aroma quality raising of reconstituted tobacoo A flue gases, muddy sense reduce, sophistication
Enhancing, miscellaneous gas are reduced, and stimulating reduces, and degree of purity and comfort level are obviously improved lifting, and suction taste lifting is obvious, and odor characteristic is clear,
Interior quality is obviously improved.Reconstituted tobacoo A is higher than reconstituted tobacoo B overall organoleptic qualities.
The recovery rate of test case 2 calculates
Using revised test method in bibliography (Fujian analysis test [J], 2013,23 (1), 43-45) Section 2
Determine and calculate the recovery rate in embodiment 2, comparative example." material after the extraction of production scene " therein is respectively correspondingly
The solid formation obtained in the step of solid formation and comparative example for being obtained in the step of embodiment 2 (7-1) (7-1).
As a result find, the recovery rate of the technique of embodiment 2 is 90%, the recovery rate much larger than in comparative example 80%.
The extract solution solid content measuring of test case 3
According to the solids content in standard GB/T 1725-79 " solids coatings determination method " Detection and Extraction liquid.
As a result show：Solids content is 0.2% (w/w) in liquid phase thing made from step (3) in embodiment 2, and comparative example
Solids content is 0.5% (w/w) in liquid phase thing made from middle step (3).It can be seen that the impurity content in extract solution of the present invention is less than
Impurity content in comparative example extract solution.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (12)
1. a kind of extraction element for papermaking-method reconstituted tobaccos, including：
One-level extractor；The one-level extractor includes tank body, and the tank body is provided with charging aperture and discharging opening；
Conveying worm；The conveying worm includes warehouse, and the warehouse is provided with charging aperture and discharging opening, the spiral transferring
The charging aperture of machine is sent to be communicated with the discharging opening of one-level extractor；
One-level screw pump；The one-level screw pump is provided with charging aperture and discharging opening, the charging aperture and spiral transferring of one-level screw pump
The discharging opening of machine is sent to communicate；
One-level helical-conveyer centrifugal；The one-level helical-conveyer centrifugal is provided with charging aperture, liquid-phase outlet and solid-phase outlet,
The charging aperture of one-level helical-conveyer centrifugal communicates with the discharging opening of one-level screw pump；
Two level extractor；The two level extractor is provided with charging aperture and discharging opening, charging aperture and the one-level spiral shell of two level extractor
The solid-phase outlet of rotation conveyer centrifugal communicates；
Two level screw pump；The two level screw pump is provided with charging aperture and discharging opening, and charging aperture and the two level of two level screw pump carry
The discharging opening of tank is taken to communicate；
Deuterostrophies conveyer centrifugal；The deuterostrophies conveyer centrifugal is provided with charging aperture, liquid-phase outlet and solid-phase outlet,
The charging aperture of deuterostrophies conveyer centrifugal communicates with the discharging opening of two level screw pump；
Three-level extractor；The three-level extractor is provided with charging aperture and discharging opening, charging aperture and the two level spiral shell of three-level extractor
The solid-phase outlet of rotation conveyer centrifugal communicates；
Three-level screw pump；The three-level screw pump is provided with charging aperture and discharging opening, and charging aperture and the three-level of three-level screw pump carry
The discharging opening of tank is taken to communicate；
Three-level helical-conveyer centrifugal；The three-level helical-conveyer centrifugal is provided with charging aperture, liquid-phase outlet and solid-phase outlet,
The charging aperture of three-level helical-conveyer centrifugal communicates with the discharging opening of three-level screw pump.
2. extraction element according to claim 1, wherein, the liquid-phase outlet and one-level of the deuterostrophies conveyer centrifugal
The charging aperture of extractor communicates.
3. extraction element according to claim 1, wherein, the liquid-phase outlet and one-level of the three-level helical-conveyer centrifugal
The charging aperture of extractor and/or two level extractor communicates.
4. extraction element according to any one of claim 1 to 3, it also includes：
Thicken tank；The tank that thickens is provided with charging aperture and discharging opening, thickens the charging aperture of tank with being unloaded selected from the one-level spiral
One or the solid-phase outlet phase of several equipment in material centrifuge, deuterostrophies conveyer centrifugal and three-level helical-conveyer centrifugal
It is logical.
5. extraction element according to any one of claim 1 to 4, it includes following 1) to one or more in 15)：
1) one in the one-level helical-conveyer centrifugal, deuterostrophies conveyer centrifugal and three-level helical-conveyer centrifugal
The groove along the extension of discharging direction is provided with the inwall of the solid-phase outlet of individual or several equipment, is preferably provided with a plurality of parallel
Groove；
2) one in the one-level helical-conveyer centrifugal, deuterostrophies conveyer centrifugal and three-level helical-conveyer centrifugal
The liquid-phase outlet of individual or several equipment is flaring structure；
3) one in the one-level helical-conveyer centrifugal, deuterostrophies conveyer centrifugal and three-level helical-conveyer centrifugal
The intake port of individual or several equipment is 2~20 centimetres, preferably 7~14 centimetres；
4) the one-level helical-conveyer centrifugal, deuterostrophies conveyer centrifugal and three-level helical-conveyer centrifugal include spiral；
One or several in the one-level helical-conveyer centrifugal, deuterostrophies conveyer centrifugal and three-level helical-conveyer centrifugal
The material of the spiral of equipment for can built-up welding tungsten carbide；
5) the several screw rods of side-by-side horizontal setting in the warehouse of the conveying worm, preferably three；
6) conveying worm includes screw rod, and the bottom of its warehouse is additionally provided with extraction raffinate outlet, also, extraction raffinate outlet and discharging
Mouth is oppositely arranged close to the both ends of screw rod；
Preferably, the extraction raffinate exit is additionally provided with filter screen；
Preferably, baffle plate is additionally provided with the warehouse, it is located at the lower section of the screw rod between extraction raffinate outlet and discharging opening, baffle plate
The direction exported to extraction raffinate tilts；
7) conveying worm includes driving equipment, and the motor in the driving equipment is variable-frequency motor；
8) the ratio between tank body capacity of the warehouse capacity of the conveying worm and one-level extractor is 1:1~3:1, preferably 2:1；
9) one in the one-level screw pump, two level screw pump and three-level screw pump or several equipment are mono-/bis-screw rod
Pump, preferably single-screw (single screw) pump；
10) the one-level extractor is horizontally-inclined barrel extractor；
Preferably, the charging aperture and discharging opening are arranged on the upward one end of the Tank tilting, and charging aperture is located at discharging opening
Top；
11) the two level extractor and/or three-level extractor are vertical extractor；
12) the two level extractor includes agitating paddle, and the agitating paddle sets three layers of blade along its rotary shaft；
13) the three-level extractor includes agitating paddle, and side wall of its agitating paddle through tank body is stretched into tank body, the rotary shaft of agitating paddle
Perpendicular to the central shaft of tank body；
14) the three-level extractor includes tank body, and discharging opening is arranged on the bottom of tank body side, and the bottom of tank body is to discharging opening
Direction tilts；
15) tank that thickens includes tank body, and discharging opening is arranged on the bottom of tank body side, and the bottom of tank body is to the direction of discharging opening
Tilt.
6. a kind of technique that reconstituted tobacco is prepared using paper process, is comprised the following steps：
(1) extraction element any one of claim 1 to 5 is provided；
(2) tobacco leftovers and water are added in one-level extractor and mixed, obtain mixed material；
(3) mixed material for obtaining step (2) is sent into conveying worm, and material is sent into by conveying worm with certain flow rate
In one-level screw pump；
(4) material is delivered to and separation of solid and liquid is carried out in one-level helical-conveyer centrifugal by one-level screw pump with certain flow rate, obtains liquid
Phase thing and solid formation；
(5) solid formation and water obtained step (4) is added in two level extractor and mixed, and obtains mixed material；
The mixed material that (6-1) obtains step (5) is sent into two level screw pump, and two level screw pump is sent material with certain flow rate
Separation of solid and liquid is carried out into deuterostrophies conveyer centrifugal, obtains liquid phase thing and solid formation；
(7) solid formation and water obtained step (6-1) is added in three-level extractor and mixed, and obtains mixed material；
The mixed material that (8-1) obtains step (7) is sent into three-level screw pump, and three-level screw pump is sent material with certain flow rate
Separation of solid and liquid is carried out into three-level helical-conveyer centrifugal, obtains liquid phase thing and solid formation.
7. preparation technology according to claim 6, it also includes step (6-2)：The liquid phase thing that step (6-1) obtains is sent
Enter the mixing participated in one-level extractor in step (2).
8. preparation technology according to claim 7, it also includes step (8-2)：The liquid phase thing that step (8-1) obtains is sent
Enter the mixing participated in one-level extractor and/or two level extractor in step (2) and/or step (5).
9. the preparation technology according to any one of claim 6 to 8, it also includes：
(9) solid formation and water obtained step (4), step (6-1) and/or step (8-1) is added to thicken in tank and mixed, and is obtained
Mixed material.
10. the preparation technology according to any one of claim 6 to 9, it includes following A) to P) in it is one or more：
A after) step (2) terminates, the mixed material for immediately obtaining step (2) is sent into conveying worm；
B) flow velocity of conveying worm is equal with the flow velocity of one-level screw pump in the step (4) in the step (3), preferably flows
Speed is 5m3/ h~30m3/ h, more preferably flow velocity are 10m3/ h~25m3/h；
C) in the step (4) and/or step (6-1), one-level helical-conveyer centrifugal and/or deuterostrophies conveyer centrifugal
Rotating speed is 2500~2800r/min, preferably 2600~2800r/min；
D) in the step (8-1), the rotating speed of three-level helical-conveyer centrifugal is 2900~3300r/min, preferably 2900~
3200r/min；
E) in the step (6-1) and/or step (8-1), the flow velocity of two level screw pump and/or three-level screw pump is 5m3/ h~
30m3/ h, preferably 10m3/ h~25m3/h；
F) in the step (2), step (5) and/or step (7), the weight ratio of feed liquid is (1:10)~(1:4) it is preferably, (1:
9)~(1:5)；
G) in the step (4), the solids content in the charging of one-level helical-conveyer centrifugal is the 12% (w/ of (w/w)~20%
W), preferably 12% (w/w)~17% (w/w)；
H) in the step (6-1), the solids content in the charging of deuterostrophies conveyer centrifugal is the 6% (w/ of (w/w)~11%
W), preferably 6% (w/w)~10% (w/w)；
I) in the step (8-1), the solids content in the charging of three-level helical-conveyer centrifugal is the 1% (w/ of (w/w)~5%
W), preferably 2% (w/w)~5% (w/w)；
J) in the step (4), in liquid phase thing solids content be 0.4% (w/w) below, preferably 0.3% (w/w) is below；
K) in the step (4) and/or step (6-1), the water content of solid formation is 64% (w/w)~74% (w/w), is preferably
66% (w/w)~73% (w/w)；
L) in the step (8-1), the water content of solid formation is 73% (w/w)~80% (w/w), preferably 73% (w/w)~
79% (w/w)；
M) in the step (9), solids content is 6% (w/w)~10% (w/w) in mixed material, preferably 7% (w/w)~
9% (w/w)；
N) in the step (2) and/or step (5), mixing temperature is 50 DEG C~90 DEG C, preferably 50 DEG C~80 DEG C；
O) in the step (7), mixing temperature is normal temperature, preferably 20 DEG C~40 DEG C；
P) in the step (2) and/or step (5), incorporation time is 10~50 minutes, preferably 10~35 minutes.
11. a kind of system that reconstituted tobacco is produced using paper process, including the extraction dress any one of claim 1 to 5
Put.
12. a kind of reconstituted tobacco, it is made as the preparation technology any one of claim 6 to 10.
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Cited By (3)
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| CN108523207A (en) * | 2018-06-04 | 2018-09-14 | 河南卷烟工业烟草薄片有限公司 | A method of keeping papermaking-method reconstituted tobaccos production system material freshness |
| CN108776464A (en) * | 2018-06-08 | 2018-11-09 | 湖北中烟工业有限责任公司 | A kind of matched control method of reconstituted tobacco production process slurries |
| CN114901087A (en) * | 2019-12-30 | 2022-08-12 | 菲利普莫里斯生产公司 | Extraction device for tobacco material with screw conveyor |
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