EP0856716B1 - Dispositif pour le traitement par chaleur de matière en forme de plaques ou bandes continues - Google Patents

Dispositif pour le traitement par chaleur de matière en forme de plaques ou bandes continues Download PDF

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Publication number
EP0856716B1
EP0856716B1 EP97120592A EP97120592A EP0856716B1 EP 0856716 B1 EP0856716 B1 EP 0856716B1 EP 97120592 A EP97120592 A EP 97120592A EP 97120592 A EP97120592 A EP 97120592A EP 0856716 B1 EP0856716 B1 EP 0856716B1
Authority
EP
European Patent Office
Prior art keywords
slide
nozzle
sheet
slides
series
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.)
Expired - Lifetime
Application number
EP97120592A
Other languages
German (de)
English (en)
Other versions
EP0856716A1 (fr
Inventor
Friedrich Bahner
Klaus Hentschel
Karl-Friedrich Lang
Gerhard Lehn
Karl Maurer
Manfred Schmidt
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.)
Grenzebach BSH GmbH
Original Assignee
Babcock BSH AG
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 Babcock BSH AG filed Critical Babcock BSH AG
Publication of EP0856716A1 publication Critical patent/EP0856716A1/fr
Application granted granted Critical
Publication of EP0856716B1 publication Critical patent/EP0856716B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B13/00—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement
    • F26B13/10—Arrangements for feeding, heating or supporting materials; Controlling movement, tension or position of materials
    • F26B13/108—Arrangements for feeding, heating or supporting materials; Controlling movement, tension or position of materials using one or more blowing devices, e.g. nozzle bar, the effective area of which is adjustable to the width of the material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
    • F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
    • F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined

Definitions

  • the invention relates to a device according to the preamble of claim 1.
  • the invention is based on a device which is described in DE 43 31 496 A1 has become known.
  • the control openings of the slide in the edge areas the same width as the blow openings of the Nozzle box.
  • the width of the control openings increases from the edge to the center in sections to double, triple, etc. amount.
  • the slide opens the blow openings across the entire width.
  • the blow openings are blocked in narrow edge areas.
  • they are blocked in wide marginal areas.
  • DE-OS 14 60 672 describes another device that also the Preamble of claim 1 corresponds.
  • everybody has a nozzle box Blow openings in the form of several side by side, in the longitudinal direction rows of perforated nozzles or slot nozzles.
  • the slider has corresponding control slots, which depending on the position of the slide Open the blow openings or cover more or less.
  • DE-AS 1 196 156 In another device, which has become known from DE-AS 1 196 156, lies on a bottom of the Nozzle box a slide, in which between large control openings that the Blow openings correspond, additional small control openings are provided. Depending on the setting of the slide, the blow openings become full size released or partially covered, so that the smaller control openings Limit nozzle jet.
  • tenter frame dryers it is e.g. B. known from DE-GM 1 871 618, the protruding laterally beyond the respective web to be treated Cover the edge areas of the nozzle boxes with a slide.
  • DE-OS 1 596 520 shows a device in which on the blow openings provided bottom of the nozzle box several slides are arranged, which in Direction of width are next to each other and are adjustable in the conveying direction.
  • Each individual slide is equipped with an actuator, consisting of essentially from a horizontal threaded spindle with return spring and Lock nut.
  • the invention has for its object a device according to the Oberbegnff of claim 1 to create that with a simple structure and Easy-to-use adjustment mechanism that is also equipped with tight spaces are easy to accommodate and accessibility - e.g. B. for maintenance work inside the dryer - not worth mentioning Dimensions hindered.
  • the dryer consists of several modular compartments.
  • a compartment measures e.g. B. in the conveying direction 2.0 to 2.5 m and is 5.0 to 6.0 m wide. It has a ceiling 1 and side walls 2, 3.
  • In the compartment is by a False ceiling 4, a partition 5 and a grid-like support frame 6 Kember area 7 separated from a recirculation air duct.
  • This consists of one horizontal channel 8 above the core area 7, a vertical side Distribution channel 9 and one on the opposite side essentially Collection channel 10 arranged in mirror symmetry.
  • the width of the core area 7 is about 50 to 65% of the total width, the height is about 60 to 80% of the Overall height.
  • rollers 11 arranged on one side the partition 5, are mounted on the other side in the support frame 6.
  • each roller 11 has a pin 12, on which a sprocket 13 sits. All rollers are 11 via chains, not shown drivable at the same speed. They therefore form one on each floor Roller conveyor on which the plates to be dried are in horizontal tracks Run through dryer.
  • the individual tracks are each a row of lower nozzle boxes 14 and one Row of upper nozzle boxes 15 assigned.
  • the nozzle boxes 14, 15 are finger-shaped and extend essentially over the entire Width of the roller conveyor.
  • the lower nozzle boxes 14 sit in the Spaces between adjacent rollers 11.
  • the upper nozzle boxes 15 are in relation to the path in which the plate to be treated moves arranged substantially mirror-symmetrically to the lower nozzle boxes 14.
  • the the boundary wall of the nozzle box 14, 15 facing the web is with circular blow openings 16 provided, the three mutually offset, in rows extending essentially over the entire width of the roller conveyor form.
  • One end of the nozzle box 14, 15 is an inflow opening 17 formed, the other, the support frame 6 adjacent end is by a End wall 18 closed.
  • the nozzle box 14, 15 is wedge-shaped, so that the cross-section decreases steadily towards the closed end. Between adjacent tracks is the nozzle box 14, which is to the upper track heard and is provided on the top with blowing openings 16 with which the nozzle path 15 associated with the underlying path is connected in the manner of pants that the two nozzle boxes 14, 15 form a double box and one have a common inflow opening.
  • the nozzle boxes 14, 15 are immovable in attached to the partition 5 in such a way that the inflow openings 17 with cover corresponding passages of the partition 5.
  • On the end wall 18 an upright holding plate 19 attached.
  • the horizontal channel 8 is formed by a partition plate shaped like a stair step 20 divided into a suction chamber 21 and a pressure chamber 22.
  • the suction space 21 is in open connection with the collecting duct 8, the pressure chamber 22 with the Distribution channel 9.
  • a free-running (i.e. houseless) one-sided suction radial impeller 23 whose Drive shaft penetrates the ceiling 1 and with one sitting on the ceiling 1 Drive 24 is coupled.
  • the suction funnel 25 of the radial impeller 23 corresponds to an opening in the horizontal region of the separating plate 20, so that the radial impeller 23 is connected on the suction side to the suction chamber 21.
  • the holding plate 19 of the nozzle box 14, 15 has a vertical slot 26 Mistake.
  • By two screws 27 that reach through the elongated hole 26 is the holding plate 19 with one leg of a U-shaped Fastening element 28 connected.
  • the other leg is on one horizontal support 29 of the support frame 6 attached.
  • the slot 26 allows in vertical direction, as shown by a double arrow in FIG. 5 symbolizes.
  • each nozzle box 14 sits on the closed by the end wall 18 End a slide 30, on each nozzle box 15 a slide 31.
  • the slide 30, 31 extend only over part of the width of the roller conveyor, for. B. about 10 to 20% of the width.
  • the slide 30, 31 has a flat, directly on the with Blow openings 16 provided wall surface of the nozzle box 14, 15 adjacent Middle part and on each side a narrow, right-angled edge 32.
  • the middle part is provided with circular control openings 33, which are analogous to the Blow openings 16 are arranged offset in rows, but one approximately have twice the diameter.
  • the slider 30, 31 grips the side Nozzle box 14, 15.
  • the edges 32 of the slide 30 are therefore down directed the slider 31 upwards. They form guides that are sliding Allow displacement of the slide 30, 31 on the nozzle box 14, 15.
  • To the Edges 34 are attached to eyelets 34. Inside are the ends of tension spring 35 attached, the slider 30, 31 two connected to a double box Resiliently connect nozzle boxes 14, 15 so that they are easy to use Be pressed against the nozzle boxes 14, 15.
  • Each slide 30, 31 has at the end which the end wall 18 of the Nozzle box 14, 15 is immediately adjacent, one on each side protruding tab 36, which is provided with a slot on both sides immediately is located next to the double box formed from two nozzle boxes 14, 15 a two-armed lever 37, which is rotatably connected by a pipe clamp-like connection sits on a shaft 38. He grips the end of the upward arm loosely into the slot of the tab 36 of the slide 30, with the end of the other arm directed down into the corresponding slot of the tab 36 of the Slider 31.
  • the shaft 38 is in bores 39 from inward, tongue-like projections of the fasteners 28 mounted.
  • a coupling sleeve 40 is attached, which a non-rotatable connection with a corresponding shaft Neighbor compartment allows.
  • a pivot arm 41 is connected in a rotationally fixed manner, which is connected to a trained at its free end fork a vertical tube 42 with which he is articulated by a bolt.
  • a vertical tube 42 With the tube 42, which is extends over the entire height of the core area 7, are corresponding Swivel arms 41 of the shafts 38 assigned to the other floors in the same Way connected.
  • the tube 42 is the common actuator for the different floors.
  • a crossbar 48 Located above the crossbar 48 is one Lock nut 49 attached with hand lever.
  • the lower end of the tube 42 is seated sliding on a guide pin connected to the bottom of the dryer, which is not shown in the drawing.
  • control openings 33 are the Slide 30 to the blow openings 16 of the nozzle boxes 14 in the width direction the dryer.
  • the blow holes 16 are therefore in the part of Nozzle box 14, which is covered by the slide 30, locked.
  • blow openings 16 of the nozzle box 15 one with the nozzle box 14 Double box forms, locked in the area on which the slide 31 sits. This Adjustment is advantageous if the plates 50 to be treated do not overlap extend the full width of the roller conveyor, as indicated in Figure 3.
  • the actuator 42 becomes upward by actuating the handwheel 46 moved until the swivel arms 41 of the different floors through the in Figure 4 Take dashed lines indicated position 41a.
  • the two-armed lever 37 is accordingly placed in position 37a and moves the slide 30 in the position 30a and at the same time the slide 31 in the opposite direction in the position 31a. In this position, the control openings 33 of the Slider 30, 31 with the blow openings 16 of the nozzle body 14, 15, so that all Blow openings are released.
  • the pivotable shaft 38 extends over the entire length of a compartment and the actuator 42 is connected to the pivot levers 41 of all levels, the slider 30, 31 of all nozzle boxes 14, 15 of a compartment, insofar as they are equipped with the appropriate devices, simultaneously adjusted. If the pivotable shafts 38 are connected to the corresponding shafts of other compartments by coupling sleeves 40, a corresponding adjustment is also effected in the other compartments. It should be emphasized that the selection of the special sliders 30, 31 which have been illustrated and described in order to explain the invention in the context of the exemplary embodiment was carried out in particular from the point of simplicity. The invention relates in particular to the adjustment mechanism, which of course can also be used advantageously in conjunction with other pushers.
  • the device according to the invention generally allows the distribution of the treatment intensity across the width to be changed in a simple manner.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Drying Of Solid Materials (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Chain Conveyers (AREA)

Claims (6)

  1. Dispositif pour le traitement par chaleur de matière en forme de plaques ou de bandes continues par soufflage d'un fluide sous forme de gaz, en particulier de sécheurs à étages multiples pour des plaques en placoplâtre,
    comprenant un convoyeur pour la matière à traiter dans au moins une voie horizontale,
    et ayant les autres caractéristiques suivantes:
    sur au moins un côté de la voie est disposée une rangée de boítes de diffuseurs qui s'étendent sur la largeur de la voie et présente des surfaces de paroi pourvues d'orifices de soufflerie orientés vers la voie,
    il y a au moins un groupe de boítes de diffuseurs qui sont respectivement équipées d'un élément coulissant qui s'étend au moins le long d'une partie de la largeur de la voie,
    chaque élément coulissant peut être déplacé dans le sens transversal par rapport à la voie et est pourvu d'orifices fonctionnels qui libèrent dans différentes positions de l'élément coulissant des groupements différents d'orifices de soufflerie,
    caractérisé en ce que sur un arbre pivotant (38), qui s'étend dans le sens longitudinal par rapport au sens de transport, se trouvent plusieurs leviers (37) dont les extrémités libres sont en prise avec les éléments coulissants (30, 31).
  2. Dispositif selon la revendication 1 comprenant au moins deux rangées de boítes de diffuseurs (14, 15) disposées l'une au-dessus de l'autre, lesquelles boítes de diffuseurs sont équipées des éléments coulissants (30, 31), caractérisé en ce que les leviers (37) sont à deux bras et en ce qu'un bras de levier est en prise avec un élément coulissant (30) de la rangée supérieure et l'autre bras de levier est en prise avec un élément coulissant (31) de la rangée inférieure.
  3. Dispositif selon la revendication 2 comprenant au moins deux voies disposées l'une au-dessus de l'autre de manière étagée auxquelles est coordonnée chaque fois une rangée inférieure et une rangée supérieure des boítes de diffuseurs (14, 15), caractérisé en ce que les éléments coulissants (30, 31) se trouvent à l'extérieur sur les boítes de diffuseurs (14, 15),
    en ce que chaque élément coulissant (30) d'une boíte de diffuseurs inférieure (14) de l'étage supérieur est relié avec l'élément coulissant (31) de la boíte de diffuseurs supérieure (15) correspondante de l'étage inférieur par des ressorts de traction (35), et
    en ce qu'un bras du levier (37) à deux bras est chaque fois en prise avec les deux éléments coulissants (30, 31) reliés l'un avec l'autre.
  4. Dispositif selon une des revendications 1 à 3,
    caractérisé en ce que un bras orientable (41) dont l'extrémité libre est reliée à un organe de réglage (42) est fixé à l'arbre (38).
  5. Dispositif selon la revendication 4, comprenant au moins deux rangées de boítes de diffuseurs (14, 15) disposées l'une au-dessus de l'autre, lesquelles boítes de diffuseurs sont équipées des éléments coulissants (30, 31), caractérisé en ce qu'il y a au moins deux arbres pivotants (38) disposés l'un au-dessus de l'autre pour actionner les éléments coulissants (30, 31) et en ce que les bras orientables (41) des différents arbres (38) sont reliés à un organe de réglage (42) commun qui s'étend le long de la hauteur de la région centrale (7) dans laquelle les boítes de diffuseurs (14, 15) sont disposées.
  6. Dispositif selon la revendication 4 ou 5, caractérisé en ce que l'organe de réglage (42) est accouplé avec un organe de commande (46, 47) disposé à l'extérieur.
EP97120592A 1997-02-01 1997-11-25 Dispositif pour le traitement par chaleur de matière en forme de plaques ou bandes continues Expired - Lifetime EP0856716B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29701755U DE29701755U1 (de) 1997-02-01 1997-02-01 Vorrichtung zum Wärmebehandeln von durchlaufenden platten- oder bandförmigen Gütern
DE29701755U 1997-02-01

Publications (2)

Publication Number Publication Date
EP0856716A1 EP0856716A1 (fr) 1998-08-05
EP0856716B1 true EP0856716B1 (fr) 2001-11-21

Family

ID=8035387

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97120592A Expired - Lifetime EP0856716B1 (fr) 1997-02-01 1997-11-25 Dispositif pour le traitement par chaleur de matière en forme de plaques ou bandes continues

Country Status (6)

Country Link
US (1) US6108931A (fr)
EP (1) EP0856716B1 (fr)
AT (1) ATE209327T1 (fr)
DE (2) DE29701755U1 (fr)
DK (1) DK0856716T3 (fr)
ES (1) ES2166943T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101603773B (zh) * 2008-06-10 2012-04-25 中国国际海运集装箱(集团)股份有限公司 烘干单元、木地板加工系统及加工方法

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* Cited by examiner, † Cited by third party
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DE19651541A1 (de) * 1996-12-11 1998-06-18 Brueckner Trockentechnik Gmbh Spannrahmen
DE19701426C2 (de) * 1997-01-17 2002-07-11 Babcock Bsh Gmbh Trockner für band- oder plattenförmiges Gut
DE29701755U1 (de) * 1997-02-01 1997-04-17 Babcock-BSH GmbH, 36251 Bad Hersfeld Vorrichtung zum Wärmebehandeln von durchlaufenden platten- oder bandförmigen Gütern
DE19922165C2 (de) 1999-05-12 2001-08-30 Babcock Bsh Gmbh Trockner für band- oder plattenförmiges Gut
WO2007065673A1 (fr) * 2005-12-07 2007-06-14 Goller Textilmaschinen Gmbh Buse reglable
US8061055B2 (en) * 2007-05-07 2011-11-22 Megtec Systems, Inc. Step air foil web stabilizer
DE102011005101A1 (de) * 2011-03-04 2012-09-06 Karl Mayer Textilmaschinenfabrik Gmbh Textilbehandlungsmaschine und Verfahren zum Trocknen textiler Strukturen
DE102018002073A1 (de) * 2018-03-15 2019-09-19 Grenzebach Bsh Gmbh Düsenkasten für eine Trocknungsvorrichtung zum Trocknen von Gipsplatten
DE102021004585A1 (de) * 2021-09-11 2023-03-16 Grenzebach Bsh Gmbh Trockner mit einer Förderanlage zum Fördern zu trockender Platten
CN115092625B (zh) * 2022-08-22 2022-11-18 广东博硕涂装技术有限公司 一种板材面无损折页输送方法

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101603773B (zh) * 2008-06-10 2012-04-25 中国国际海运集装箱(集团)股份有限公司 烘干单元、木地板加工系统及加工方法

Also Published As

Publication number Publication date
ES2166943T3 (es) 2002-05-01
US6108931A (en) 2000-08-29
DE59705476D1 (de) 2002-01-03
DE29701755U1 (de) 1997-04-17
ATE209327T1 (de) 2001-12-15
DK0856716T3 (da) 2002-05-13
EP0856716A1 (fr) 1998-08-05

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