EP1800550A1 - Séparation du tabac - Google Patents

Séparation du tabac Download PDF

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Publication number
EP1800550A1
EP1800550A1 EP06023896A EP06023896A EP1800550A1 EP 1800550 A1 EP1800550 A1 EP 1800550A1 EP 06023896 A EP06023896 A EP 06023896A EP 06023896 A EP06023896 A EP 06023896A EP 1800550 A1 EP1800550 A1 EP 1800550A1
Authority
EP
European Patent Office
Prior art keywords
classifier
nozzle
viewing
sighting device
viewing space
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP06023896A
Other languages
German (de)
English (en)
Inventor
Peter Dr. Funke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koerber Technologies GmbH
Original Assignee
Hauni Maschinenbau GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hauni Maschinenbau GmbH filed Critical Hauni Maschinenbau GmbH
Publication of EP1800550A1 publication Critical patent/EP1800550A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B4/00—Separating by pneumatic tables or by pneumatic jigs
    • B03B4/02—Separating by pneumatic tables or by pneumatic jigs using swinging or shaking tables
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/39—Tobacco feeding devices
    • A24C5/396—Tobacco feeding devices with separating means, e.g. winnowing, removing impurities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B4/00—Separating by pneumatic tables or by pneumatic jigs
    • B03B4/06—Separating by pneumatic tables or by pneumatic jigs using fixed and inclined tables ; using stationary pneumatic tables, e.g. fluidised beds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
    • B07B4/08—Separating solids from solids by subjecting their mixture to gas currents while the mixtures are supported by sieves, screens, or like mechanical elements

Definitions

  • the invention relates to a viewing device for separating heavy and light particles of tobacco material in a viewing space with at least one classifier nozzle for generating a classifier stream.
  • the invention further relates to a method for separating heavy and light particles of tobacco material in a viewing space, wherein the viewing space has a bottom, wherein tobacco material is introduced into the viewing space and by means of a sorterstroms which is directed upward, light particles in the upper region of the viewing space be kept, with heavy particles remain in the area of the soil or get there.
  • a generic sighting device is for example from the EP 0 361 815 E1 known.
  • the disclosed device for separating heavy and light particles of tobacco material comprises means for fluidizing and moving the material to cause heavy particles of acceptable material and comprising a support surface adapted to receive material at a receiving end and means for vibrating the support surface to move the material longitudinally toward a delivery end, the support surface having a pleated and permeable surface which in number is formed by longitudinally extending troughs which are separated by peaks.
  • airflow means for generating an upward airflow in the troughs.
  • at least part of the wall of each trough is perforated.
  • the perforations, the shape of the troughs, and the air flow means are arranged to cause the velocity of the upward fluidizing air flow to increase from the bottom of the troughs to the apexes of the convolutions, with openings provided in the troughs are through which the heavy particles can be removed.
  • a fluidized bed sifting device in which a fluid layer forms in the upper region of the troughs, whereas heavier parts can sink to the bottom of the device and escape from openings in the bottom.
  • a sighting device for separating heavy and light particles of tobacco material in a viewing space
  • the viewing device comprises at least one classifier nozzle for generating a classifier stream
  • the classifier nozzle comprises a body which is arranged in the viewing space.
  • the entire body of the classifier nozzle is arranged in the viewing area.
  • the term body also includes the term displacement body.
  • the viewing device is a fluidized bed sifting device.
  • the sighting device it is possible by means of the sighting device to produce an upwardly directed, fluidizing air flow which, especially in the upper region of the body of the classifier nozzle, prevails.
  • the viewing device is particularly efficient when an opening of the classifier nozzle is arranged to the bottom of the viewing device.
  • the opening of the classifier nozzle is arranged downwards, ie towards the bottom of the viewing device.
  • the opening of the classifier nozzle is arranged in the lower area or in the area which is closest to the ground.
  • the opening or the classifier nozzle is in particular configured in such a way that an air flow from the classifier nozzle is directed onto the floor in bouncing or towards the floor.
  • the bottom is preferably a vibrating conveyor.
  • an air jet emerging from the opening of the classifier nozzle exits substantially vertically downwards. It can also be provided exit directions, which extend obliquely downwards.
  • an air flow from the reformerdüse emerge, which is expanded, and preferably in an angular range of ⁇ 90 °, in particular preferably ⁇ 20 °.
  • a particularly good removal of heavy parts or heavier particles is then present when the bottom of the viewing device is configured with at least one groove.
  • a channel is provided for each classifier nozzle or body of a classifier nozzle.
  • the classifier nozzle is a slit nozzle extending at least partially from a material input to a material dispenser, a particularly efficient separation of heavy and light parts is made possible.
  • the nozzle slot preferably extends substantially over the entire classifier nozzle length.
  • a particularly good separation and especially particularly good vortex formation of lightweight parts is given when a material input is provided, which is arranged above or in the upper region of the body of the classifier nozzle.
  • a material dispensing is provided, which is arranged in the upper region of the body of the classifier nozzle.
  • This material output then serves to output conductive parts or light particles. Heavy particles are preferably discharged through one or more arranged holes, in particular in the bottom, which are arranged in particular below the material output for the light particles.
  • the body of the classifier nozzle is formed in cross-section transversely to a conveying direction of the sighted tobacco material downwardly and upwardly tapering.
  • an efficient air flow can be generated and on the other hand, a fluidized bed region, which is relatively narrowly limited in terms of vertical expansion.
  • At least two classifier nozzles are provided. If the distance of the classifier nozzles to the bottom is adjustable, the classifying device can be adapted very efficiently to other types of tobacco or other conditions of the tobacco material.
  • the object is further achieved by a method for separating dissolved heavy and light particles of tobacco material in a viewing space, wherein the viewing space is bounded by a bottom, wherein tobacco material is introduced into the viewing space and by means of a classifier stream, which is directed upward, light particles are held in the upper region of the viewing space, wherein heavy particles remain in the region of the soil or get there, with the classifier stream from a reflection of an air flow, which is directed against the ground results.
  • the air flow is designed such that results in a fluidized bed of light particles in the upper region of the viewing space.
  • the formation of a fluidized bed in this case depends on the flow velocity and the air flow rate of the air flow and in particular on the geometry of the viewing space or arranged in the viewing space body.
  • the tobacco material is introduced in an upper area in the viewing space.
  • the soil is shaken.
  • the bottom is preferably a vibrating conveyor.
  • shaking is meant in the context of the invention, a swing.
  • the viewing device or the essential elements of the viewing device which are provided for sifting and transporting the tobacco materials, from the tobacco inlet or from the material input to the material output sloping or inclined downwards or oriented in the conveying direction or oriented.
  • a plurality of slot nozzles are arranged above the gutter bottom of a Wirbel Anlagens, each generating an air jet, which is directed against the channel bottom. From there the air jet is deflected upwards and flows between the slot nozzles. The material to be sighted is placed above the slot nozzles, so that heavy parts fall against the air flow on the channel bottom and the sighted material remains above the slot nozzles.
  • FIG. 1 shows a schematic three-dimensional representation of a sighting device 20 according to the invention.
  • Slit nozzles 1 arranged in parallel which are also referred to as classifier nozzles 1, can be seen obliquely from above in a representation.
  • an air distribution box 2 can be seen, the compressed air from a central, not shown, air connection, on the classifier nozzles 1 divides.
  • a trough 3 is provided, which is designed as a vibratory conveyor and has a bottom 19 which comprises four grooves 16.
  • a material input 21 in the form of a kind of slide plate is shown schematically, on which also tobacco material 11 is shown, which is conveyed in the direction of the arrow into the trough 3 on the classifier nozzles 1.
  • the tobacco material 11 is guided in the conveying direction 23 through the trough 3 to a material outlet 22 designed as a deflecting plate 4. As will be shown below, however, only the light parts 12 are discharged via the deflector 4.
  • the classifier nozzles 1 are spaced apart from each other. This can be better seen in Fig. 2, which shows a schematic sectional view of the device of Fig. 1, in the region of the classifier nozzles 1.
  • the classifier nozzles 1 have a slot nozzle body 1 ', which is described in more detail with reference to FIG becomes.
  • the trough 3 forms in connection with the slot nozzle bodies 1 'from a viewing space 18. From the nozzle slots 10 of the slot nozzle body 1 'emerges a nozzle flow 14 and an air flow, which impinges on the bottom 10.
  • the nozzles produce a downward direction Air jet, which preferably perpendicular to the channel bottom meets, that is vertical in this embodiment exits.
  • the classifier nozzles 1 it is also possible to arrange the classifier nozzles 1 so that the air flow hits the ground at an angle between 0 ° and 45 °, where 0 ° is perpendicular to the ground.
  • the exiting air flow is a kind of air flow fan or air fan, which is fanned out at a corresponding angle.
  • the angle is preferably less than and in particular preferably in the range of 20 ° or smaller. It is shown a wave-shaped bottom, so a bottom with four grooves 16, wherein the grooves may be circular or partially circular, partially elliptical or square.
  • the advantage of the undulating bottom 19 is that heavy products or parts 13 are supplied to the lowest point of the soil.
  • the lowest point of the bottom in the channel 16 in each case lies opposite the nozzle slot 10, as a result of which the heavy part 13 is swirled up and freed of possibly adhering light parts 12.
  • the light parts 12 are then entrained by the air flow or the air flow 15 and fed back through the slots or the spacings of the classifier nozzles 1 up the good product, ie the fluidized bed, which has formed in the upper portion 23 of the slot nozzle body 1 '.
  • the channel bottom may also have any other configuration, whereby the effect described above is then not fully effective.
  • the width of the opening of the nozzle slots 10 may be in the range of about 5 mm.
  • the length of the nozzle slots 10 in the range of 1 m to 2 m.
  • the exit velocity of the air can be about 30 m / sec. be.
  • the distance 25 of the slot nozzle body 1 ' is selected so that the flow velocity of the air at the narrowest point between the nozzles about 5 m / sec. is.
  • the distance at the narrowest point is about 30 mm.
  • Fig. 3 shows a schematic three-dimensional representation of the embodiment of the invention of FIG. 1 in a representation from below right.
  • the lightweight parts reach the deflector 4, which is shown in dashed lines in Fig. 3.
  • the openings 5 are arranged below the drainage plate 4.
  • the trough 3 may end at this point.
  • the light parts 12 are passed over the Ableitblech 4 over the openings. Between the deflector 4 and the trough 3, a gap is provided, through which the heavy parts 13, the openings 5 can be supplied. This gap is chosen so that the heavy parts 13 can proceed unhindered, but also can not leak too much false air.
  • the compressed air is generated by a fan 7 and fed to a suitable throttle body 8 via a connecting piece 6 to the air distributor 2. About the throttle body 8, the amount of air and Thus, the flow rate in the gaps or in the intervals 25 between the classifier nozzles 1 adjusted so that the desired visual effect is achieved.
  • suitable Heilverteilbleche which are not shown, or introduced other means for air distribution.
  • the classifier nozzle 1 preferably comprises a suitable receiving device 9 at one or both ends.
  • the receiving device 9 may be a clamping plate, a dovetail or a screw plate. With the receiving device, the classifier nozzle 1 can be attached to the air distribution box 2 such that the distances between the slot nozzles can be adjusted.
  • the nozzle slot 10 preferably extends over the entire length of the classifier nozzle 1, but can also be designed only over part lengths as required.
  • angle ⁇ is in the range of 6 ° to 90 °, preferably about 45 °.
  • the illustrated angle ⁇ that is the angle between the vertical wall and a wall arranged with the nozzle slot 10, is selected such that a sufficiently directed air jet can arise and lies in a range between 6 ° and 90 °, preferably at approximately 30 °.
  • the air emerging from the trough 3 is sucked off by means of a suitable suction hood, which is not shown. Otherwise can the device according to the invention be configured, as in the EP 0 361 815 B1 described device, in particular with reference to Figures 1, 2, 5 and 6 of this document.
  • An array of slot nozzles produces a plurality of downwardly directed air jets directed against a channel bottom. These air jets hit the gutter floor and are deflected upwards there. The air then flows through the gaps between the slot nozzles. The tobacco is abandoned above the slot nozzles. Heavy parts then fall against the prevailing air flow down to the gutter floor. The light product remains on the slot nozzles or in the upper region of the slot nozzles. In contrast to the prior art, the air flow direction is not directed upwards but initially downwards. As a result, used in the prior art thin perforated plates, which are arranged in the channel bottom and through which the air enters and can pollute and need to be cleaned at regular intervals, obsolete.
  • the trough 3 vibrates, shakes or vibrates with the bottom 19.
  • the classifier nozzles 1 can then be stationary, that is, they can not resonate, shake or vibrate.
  • the classifier nozzles 1 are then not connected to the trough 3.
  • the trough 3 and the classifier nozzles 1 can be mechanically connected to one another and resonate, shake or vibrate.
  • the trough 3 and the classifier nozzles 1 can also be inclined to the horizontal and can not move.
  • the sighted and exposed material is conveyed only by the classifier air and gravity.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combined Means For Separation Of Solids (AREA)
EP06023896A 2005-12-22 2006-11-17 Séparation du tabac Withdrawn EP1800550A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200510062090 DE102005062090B4 (de) 2005-12-22 2005-12-22 Sichtvorrichtung und Verfahren zum Trennen von schweren und leichten Partikeln von Tabakmaterial

Publications (1)

Publication Number Publication Date
EP1800550A1 true EP1800550A1 (fr) 2007-06-27

Family

ID=37963612

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06023896A Withdrawn EP1800550A1 (fr) 2005-12-22 2006-11-17 Séparation du tabac

Country Status (3)

Country Link
EP (1) EP1800550A1 (fr)
CN (1) CN100537055C (fr)
DE (1) DE102005062090B4 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108576914A (zh) * 2018-05-31 2018-09-28 江西中烟工业有限责任公司 基于晃动筛分的烟草加工用烟梗与梗头二级筛分装置
CN110121988A (zh) * 2019-05-16 2019-08-16 山东省农业机械科学研究院 一种分层施肥装置及播种机

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015107971A1 (de) 2015-05-20 2016-11-24 Hauni Maschinenbau Gmbh Verfahren zum Herstellen von kleinteiligem Tabakgut, Einrichtung der Tabak verarbeitenden Industrie und Verwendung der Einrichtung
CN106767429B (zh) * 2016-11-29 2019-06-11 上海烟草集团有限责任公司 烟丝长宽尺寸分布自动检测方法及检测系统
CN116237153B (zh) * 2023-05-11 2023-08-15 四川南充华景智农农业装备制造有限公司 一种用于辣椒的多维度联合分选系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4646759A (en) 1984-01-06 1987-03-03 Philip Morris Incorporated Vibrating trough tobacco separator and classifier
EP0361815A1 (fr) * 1988-09-28 1990-04-04 Rothmans International Services Limited Procédé et dispositif pour séparer des particules inacceptables d'une matière de tabac
EP1062883A1 (fr) * 1999-06-21 2000-12-27 Focke & Co. (GmbH & Co.) Méthode et appareil pour fabriquer et/ou emballer des cigarettes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2737635C2 (de) * 1977-08-20 1982-12-16 Bergwerksverband Gmbh, 4300 Essen Vorrichtung zum Befördern von Feststoffströmen durch Wirbelbetten und zum gleichzeitigen Abtrennen größerer und/oder schwererer Kornanteile
EP0301217B1 (fr) * 1987-07-29 1993-02-03 B.A.T. Cigarettenfabriken GmbH Dispositif pour séparer des particules de tabac d'un mélange gaz/tabac
DE29919773U1 (de) * 1999-11-11 2001-03-22 Höcker Polytechnik GmbH, 49176 Hilter Vorrichtung zum Trennen wiederverwertbaren Abfallgutes

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4646759A (en) 1984-01-06 1987-03-03 Philip Morris Incorporated Vibrating trough tobacco separator and classifier
EP0361815A1 (fr) * 1988-09-28 1990-04-04 Rothmans International Services Limited Procédé et dispositif pour séparer des particules inacceptables d'une matière de tabac
EP1062883A1 (fr) * 1999-06-21 2000-12-27 Focke & Co. (GmbH & Co.) Méthode et appareil pour fabriquer et/ou emballer des cigarettes

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108576914A (zh) * 2018-05-31 2018-09-28 江西中烟工业有限责任公司 基于晃动筛分的烟草加工用烟梗与梗头二级筛分装置
CN108576914B (zh) * 2018-05-31 2023-05-19 江西中烟工业有限责任公司 基于晃动筛分的烟草加工用烟梗与梗头二级筛分装置
CN110121988A (zh) * 2019-05-16 2019-08-16 山东省农业机械科学研究院 一种分层施肥装置及播种机

Also Published As

Publication number Publication date
CN100537055C (zh) 2009-09-09
DE102005062090A1 (de) 2007-07-05
CN1986084A (zh) 2007-06-27
DE102005062090B4 (de) 2010-01-14

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