EP0935112B1 - Dispositif pour le traitement thermique d'une bande de matière - Google Patents

Dispositif pour le traitement thermique d'une bande de matière Download PDF

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Publication number
EP0935112B1
EP0935112B1 EP99100942A EP99100942A EP0935112B1 EP 0935112 B1 EP0935112 B1 EP 0935112B1 EP 99100942 A EP99100942 A EP 99100942A EP 99100942 A EP99100942 A EP 99100942A EP 0935112 B1 EP0935112 B1 EP 0935112B1
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EP
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Prior art keywords
treatment
intake
gas
fans
housing
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EP99100942A
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German (de)
English (en)
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EP0935112A1 (fr
Inventor
Michael Dipl.-Ing. Christ (Fh)
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Brueckner Apparatebau GmbH
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Brueckner Apparatebau GmbH
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    • 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

Definitions

  • the invention relates to a device for heat treatment a web, especially for drying and / or fixing a textile web.
  • DE-A-22 01 731 describes a heat treatment of textile webs or the like certain device known in the air supply ducts for the above and arranged below the web transport level Nozzle box systems on one pressure side each Air outlet opening of a fan connected are, the fan wheel in two coaxially one behind the other Flow spaces is divided so that gives a kind of double fan, part of which a treatment air flow to the upper nozzle box system and the other part of a treatment air flow to lower nozzle box system - via trained in between Air supply channels - promotes.
  • DE-C-578 282 discloses an embodiment where the one fan with the associated one pressure-side gas supply duct on one longitudinal wall of the housing and the second fan with his pressure-side gas supply duct approximately in the area of the longitudinal center the device is arranged, both fans from a common, single drive shaft are driven.
  • EP-B-0 471 162 are two in one treatment field Fans in an approximately chamber-like pressure box arranged.
  • Both print boxes extend across the entire length of the treatment field and are in the transverse direction of the treatment field in a field half next to each other arranged, the two fans - viewed in the plan of the field length - approximately diagonally are offset from each other. For this reason, the Intake of the closer to the longitudinal wall of the housing Fan with the inside the treatment area existing gas backflow space via a separate Intake pipe connected to the pressure box of the other fan located further inside got to.
  • non-generic Drying device for webs (GB-A-633 292) are above and below no nozzle box systems on the web transport level provided with associated gas supply channels.
  • the too drying fabric web is there rather in a treatment chamber first in the longitudinal direction by a upper treatment compartment, in which drying air is free is inflated to the top of the web, and then after redirection by a separate lower one Treatment compartment transported through in the again drying air on the top of the web is inflated.
  • the top Treatment compartment a first fan and the lower one Treatment compartment assigned a second Ventialtor.
  • Both fans are in the machine housing arranged on one long side and in pairs in one common spiral fan housing housed, which at the same time a kind of separation and Baffle between these two fans forms, so that the recirculating drying air flow of the first Fan the web only in the upper Treatment compartment and the recirculating drying air flow the second fan into the lower one Floor deflected web only in the lower treatment compartment can happen, the suction side of each Fan a separate suction or collection chamber is assigned for the returning air flow.
  • the invention has for its object a known device so that they are characterized by a special reliable separate gas supply from the two fans to the upper and lower nozzle box systems as well as a particularly favorable arrangement and placing these fans in a treatment field distinguished.
  • this device are in one or both fans in each longitudinal treatment section close to the inside of the same housing wall and in the longitudinal direction of the device essentially one after the other, and here are the two gas supply channels in the area between the associated Pressure sides of the fans and inflow ends of the upper and lower nozzle box systems are each other arranged crossing. These crossing each other Gas supply channels thus make it possible for the upper and lower nozzle box systems - each individually from the associated fan - in the respectively required Wise and separately controllable with the treatment gas be supplied to this in an optimal way the corresponding side of the transported web to be able to inflate.
  • a Longitudinal treatment section in the sense of the present Invention can be of different sizes.
  • a gas intake duct on the intake sides of both fans connected and the or each longitudinal treatment section is formed by a treatment field, that in two consecutive in the longitudinal direction of the device, half fields of essentially the same size is divided, with a fan in each half field and the associated gas intake duct are housed and wherein upper and. assigned to the gas supply channels lower gas distribution boxes (which connect to the Incoming ends of the upper and lower nozzle box systems produce) essentially over both half fields, So extend essentially over the entire treatment field.
  • the heat treatment device through at least one treatment field is characterized in two in the longitudinal direction of the Device consecutive, essentially the same large and each forming a longitudinal treatment section Is divided into half fields, each with the fans connected in pairs one behind the other upper and lower gas distribution boxes essentially only over the length of the associated half field extend, being on the suction sides of the two Fans in each half-field have a common gas intake duct connected.
  • each treatment longitudinal section in the present invention each through an entire treatment field or by one half field of a treatment field is formed, for example by the structural size of the heat treatment device, however also depend on how the treatment gas in the associated treatment longitudinal section to the respective Material web is to be inflated. In the latter There are two fans in each half-field associated gas supply channels and gas distribution boxes arranged. These components (fans, gas supply ducts and distribution boxes) can be structurally corresponding be made smaller than in the embodiment according to the first aspect (two fans in one Treatment area).
  • the embodiment offers each half field with two fans (and corresponding accessories) the great advantage that very flexible and targeted to the respective treatment air or treatment gas requirement per half field responds can be, and it can be a relatively lossless Achieve energy efficiency, with the amount of treatment gas required in each case without the need of flaps in the gas supply channels very much easily and quickly with appropriate fan speeds can be adapted to current needs.
  • each longitudinal treatment section - roughly accordingly the first aspect of the invention described above - formed by an entire treatment field.
  • FIGS. 1 to 5 A first embodiment of the invention Heat treatment device using FIGS. 1 to 5 described.
  • this heat treatment device in the form of a tensioning machine Drying and / or fixing textile webs is trained.
  • a heat treatment device in the form of a tensioning machine Drying and / or fixing textile webs is trained.
  • such a heat treatment device but also in any other suitable in their general structure and in their function known heat treatment device, for example a conveyor belt dryer or the like.
  • FIG illustrates the tensioning machine according to the invention, namely with an entire treatment field 1, on the Longitudinal ends 1a and 1b each one - in the drawing only indicated - further treatment field 1 'or 1' 'connects, in this case every treatment field a longitudinal treatment section in the sense of the present Invention forms.
  • the tensioning machine according to the invention in extreme cases only one treatment field, e.g. the treatment field 1, but usually several such treatment fields contains that in the longitudinal direction of the device in immediate succession, i.e. with their Longitudinal ends are directly attached to each other so that one web to be treated WB all treatment fields 1, 1 ', 1' 'etc.
  • the treatment field 1 is with or in a housing 4 formed, the two in the longitudinal direction Longitudinal aligned walls 4a and 4b and contains a top wall 4c.
  • each treatment field 1 specifically in the housing 4 are above and below the web WB and the thus defined web transport level (cf. Fig.1, 2 and 4) across the treatment range extending nozzle box systems arranged in the present Trap in a manner known per se on the one hand through a group of parallel ones upper nozzle boxes 5 and on the other hand by a group of parallel lower nozzle boxes 6 is formed, although other nozzle box systems (for example, a single nozzle box above each and below the web) could be provided.
  • both fans 7, 8 near the inside 4a 'of the same longitudinal housing wall 4a (each in the drawing the left longitudinal wall of the housing) and in the longitudinal direction the device (see e.g. Fig. 1, 3 and 5) essentially arranged in a row, which means that both fans 7, 8 as close as possible or structurally justifiable installed next to this inside 4a ' are, with their drive motors 7c and 8c essentially outside of this longitudinal housing wall 4a are arranged.
  • the two Gas supply channels 9, 10 approximately dashed in that in Fig.1 shown way - in the area between each associated pressure sides 7a and 8a of the fans 7, 8 and the respective corresponding inflow ends 5a and 6a of the upper and lower nozzle boxes 5, 6 themselves are arranged crossing each other.
  • Fig.1 shown way - in the area between each associated pressure sides 7a and 8a of the fans 7, 8 and the respective corresponding inflow ends 5a and 6a of the upper and lower nozzle boxes 5, 6 themselves are arranged crossing each other.
  • all upper nozzle boxes 5 of these upper Group by the first fan 7, on the one hand, and all lower nozzle boxes 6 of the lower group through the second fan 8, on the other hand, each reliably and to be able to supply treatment gas evenly, are the upper sections of both gas supply channels 9, 10 each in the form of itself in the longitudinal direction of the device or the treatment field 1 widening upper and lower gas distribution boxes 9a and 10a.
  • these two gas distribution boxes 9a, 10a are essentially one above the other and essentially run horizontally and parallel to each other, as in Fig.
  • the training field described so far 1 it is also considered appropriate if there are two in the longitudinal direction of the device or of the field consecutive, essentially the same large (equally long) half fields (field halves) 21, 22 is divided.
  • these half fields 21, 22 are one of the fans 7 and 8 and the associated one Gas intake duct 11 or 12 (with associated others Facilities, as will be explained later).
  • the upper and lower gas distribution boxes 9a, 10a essentially over both half fields 21, 22, essentially over the entire length of the treatment field 1.
  • the treatment field 1 then has two of the same size Half fields 21 and 22 on that with respect to one the field subdivision defined cross median plane 1c of the Field 1 are arranged symmetrically to each other.
  • this asymmetrical cross-section can in turn be any number of like executed treatment fields 1, 1 ', 1 "etc. immediately successively, i.e. approximately in modular form a straight row, so assembled that the fans 7, 8 of all treatment fields 1, 1 ', 1 " close to or on the same longitudinal housing wall 4a (as above explained) are arranged, the to be treated WB goods web successively through all treatment fields is transported through.
  • FIG. 2 shows a cross-sectional view through the half field 21, which among other things the first fan 7, the associated first gas supply duct 9 and a partial longitudinal section of the associated contains upper gas distribution box 9a.
  • Fig.3 shows in Adaptation to a partial floor plan view in the area this upper gas distribution box 9a, for the better Recognized here, roughly hatched, highlighted is.
  • Figure 4 shows a cross-sectional view through the other half field 22, which i.a. the second Fan 8, the second gas supply duct connected to it 10 and the corresponding longitudinal section of the associated lower gas distribution box 10a contains.
  • This lower gas distribution box 10a is in partial plan view 5 by a dashed line Slanted hatching slightly highlighted.
  • this upper gas distribution box is over the upper sides 5b of the inflow ends 5a on the upper nozzle boxes 5 increased in the required manner (compared to that previously explained with reference to FIGS. 2 to 5 asymmetrical design with height H). It may also be useful for the lower gas distribution box 110a of the second gas supply channel 110 compared to the design according to Fig.
  • This symmetrical design of every treatment field 101 is used in a particularly advantageous manner Possibility created in a relatively long stenter (Heat treatment device), i.e. with a relatively large number of similarly designed, immediately successive treatment fields 101, each in the longitudinal direction of the device neighboring or successive To turn treatment fields 101 against one another or to counter, causing the fans 7, 8 to each one or the other long side of the entire treatment device are arranged. As is well known, this leads along the entire length of the device particularly uniform heat treatment of a web, if these successively through all treatment fields is transported through.
  • FIG. 2 to 6 are some below preferred embodiments for training and arrangement the one on the suction sides 7a and 7b of the two Fans 7, 8 connected intake ducts 11 and 12 and the associated facilities explained. It will be based on the above descriptions of the Fig. 2 to 5, i.e. linked to treatment area 1, also with regard to the partial plan view in Fig. 6.
  • each intake duct 11, 12 which is preferably is designed in the form of a separate intake pipe, extends from the suction side 7b or 8b of the associated fans 7, 8 approximately in the transverse direction the opposite housing longitudinal wall 4b (104b), wherein its suction end adjacent to this housing longitudinal wall 4b 11a and 12a a filter device and a Heating device are assigned, followed by in the different execution options in individual is received.
  • FIGS. 2 and 4 it is already here noted that in all different embodiments, as shown in particular in FIGS.
  • suction ends 11a, 12a of the two Intake channels 11, 12 with their associated Filter screens and gas heating devices in treatment field 1 with respect to the cross median plane 1c are arranged symmetrically to one another (cf. again Fig. 3, 5 and 6).
  • the suction 11a, 12a of the two intake ducts 11, 12 and associated ones Filter screen devices namely a first filter screen device 13 and a second filter screen device 14 in each case close to a longitudinal end 1e or 1f of this treatment field 1 and approximately parallel to it arranged.
  • the two filter screens 13, 14 will be carried out similarly in practice.
  • the 3 are the two filter sieve devices 13, 14 only to show different ones Execution options executed differently, namely with respect to the first filter screen device 13 assumed that - as known per se - Contains a rotary drivable circular sieve 13a (which can be cleaned using suction nozzles if it continuously or at certain cleaning intervals is driven), while in the second filter screen 14 it is assumed that they are two of the associated housing longitudinal wall 4b ago interchangeable (insertable and extractable) flat sieves contains in the form of plug-in sieves 14a.
  • each suction end 11a or 12a of the gas intake channels 11, 12 expediently one Associated gas heating device.
  • each heater by a corresponding burner device (as known per se) 15 is formed.
  • this burner device 15 protrudes this burner device 15 in front each filter device 13, 14 from the adjacent longitudinal wall of the housing 4b into it.
  • the suction ends are also in the embodiment according to FIG 11a and 12a of the two intake ducts 11, 12 and associated filter devices 14 each in the Arranged near the transverse center plane 1c of the treatment field 1.
  • Both filter screens 14 can in be carried out in the same way in this case.
  • Any filter screen device Accordingly, 14 in turn contains two flat sieves designed in the form of plug-in sieves 14a, those from the adjacent longitudinal wall 4b are interchangeable (as explained above) and each against the free gas backflow space within of the associated half field 21 or 22 (same as in the previous embodiments the case is).
  • the push-in or flat sieves 14a can, however, in a suitable manner and as in Figure 6 illustrates with respect to the cross median plane 1c inclined or aligned at the same angle his.
  • FIGS. 10, 11 and 12. Another embodiment of the invention Heat treatment device or tenter described below with reference to FIGS. 10, 11 and 12. A main difference to those previously shown in FIGS. 1 to 9
  • the tenter has at least one treatment field 201, but preferably several of the same type and - similarly as described before - immediately ' successively arranged treatment fields 201 contains and each treatment field 201 in two Longitudinal direction of the tenter, successive, in subfields 221 and 222 of essentially the same size are divided is, according to the invention one in each of these examples form executed treatment longitudinal section. Since each treatment half field 221, 222 in Principle one - in the longitudinal direction of the device - something reduced or halved embodiment of a treatment field previously described with reference to FIGS.
  • each treatment field 201 the two in principle similarly constructed or trained half fields 221, 222 provided.
  • Each half field contains 221 and 222, respectively thus two fans 7 ', 8', each in pairs one behind the other in the longitudinal direction of the device arranged and on the inside of the same housing longitudinal wall 4'a (in half field 221) or 4'b (in half field 222) are arranged one behind the other.
  • the influx 5'a of the upper nozzle boxes 5 ' is in each case the first fan 7 'in fluid communication, and via the first gas supply channel 9 'assigned to it and its upper gas distribution box 9'a.
  • each second fan 8 ' is above the associated second one Gas supply duct 10 'with the inflow ends 6'a of the lower one Nozzle boxes 6 'connected.
  • Fig. 10 and 12 are in a corresponding manner in each half field 221, 222 in turn the two gas supply channels 9 ', 10 'in the area between the respectively associated printed pages 7'a and 8'a of the fans 7 ', 8' and the inflow ends 5'a and 6'a of the upper and lower nozzle box systems 5 ', 6' arranged crossing each other (as described above in particular with reference to FIGS. 1 to 5 in connection with an entire treatment field in the individual is explained).
  • each fan has a separate gas intake duct is assigned, in the example according to FIG to 12 preferred, on the suction sides 7'b and 8'b of two fans 7 ', 8' of each half-field 221, 222 to connect a common gas intake duct 212 which themselves below the lower nozzle boxes 6 '- similar as in the previous examples - across the treatment device after the opposite Longitudinal side 4'a or 4'b extends where, respectively the corresponding suction end 212a is provided.
  • This suction end 212a is then in turn corresponding trained and adapted filter screen device 13 'assigned.
  • each rotary sieve can also be driven executed filter screen device 13 'a gas heating device in the form of a burner device 15 " to be provided by the adjacent longitudinal wall of the housing 4'a or 4'b on the end face into the filter screen device 13 'or into the suction end 212a of the gas suction channel 212 protrudes.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Claims (18)

  1. Dispositif pour le traitement thermique d'une bande de matière (WB), en particulier pour le séchage et/ou la fixation d'une bande de matière textile, comportant un carter (4, 104, 4') et au moins un tronçon de traitement longitudinal (1, 1', 1", 101, 221, 222) réalisé avec ce dernier, à travers lequel la bande de matière peut être transportée à l'état déployé, dans lequel sont prévus des systèmes de caissons à buses (5, 6, 5', 6') s'étendant au-dessus et au-dessous du plan de transport de la bande de matière transversalement sur la largeur de traitement, ainsi que deux ventilateurs (7, 8, 7', 8') pour produire des courants de gaz de traitement à souffler sur la face supérieure et sur la face inférieure de la bande de matière (WB), le côté refoulement (7a, 7'a) du premier ventilateur (7, 7') étant relié via un premier canal d'amenée de gaz (9, 109, 9') à l'extrémité d'entrée (5a, 5'a) du système de caissons à buses supérieur (5, 5'), et le côté refoulement (8, 8'a) du deuxième ventilateur (8, 8') étant relié via un deuxième canal d'amenée de gaz (10, 110, 10') à l'extrémité d'entrée (6a, 6'a) du système de caissons à buses inférieur (6, 6'),
    dans lequel les deux ventilateurs (7, 8, 7', 8') se situent sensiblement l'un derrière l'autre dans un ou dans chaque tronçon de traitement longitudinal (1, 101, 221, 222) contre la face intérieure (4a', 104a') de la même paroi longitudinale de carter (4a, 104a, 4'a), ainsi qu'en direction longitudinale du dispositif, et les deux canaux d'amenée de gaz (9, 10, 109, 110, 9', 10') sont agencés de manière à se croiser dans la zone entre les côtés refoulement respectifs associés (7a, 8a, 7'a, 8'a) des ventilateurs et les extrémités d'entrée (5a, 6a, 5'a, 6'a) des systèmes de caissons à buses supérieurs et inférieurs (5, 6, 5', 6').
  2. Dispositif selon la revendication 1, dans lequel le système de caissons à buses supérieur est formé par un groupe de caissons à buses supérieurs (5, 5') situés parallèlement les uns à côté des autres, et le système de caissons à buses inférieur est formé par un groupe de caissons à buses inférieurs (6, 6') situés parallèlement les uns à côté des autres, caractérisé en ce que les tronçons supérieurs des deux canaux d'amenée de gaz (9, 10, 109, 110, 9', 10') sont réalisés sous la forme de caissons de répartition de gaz supérieur et inférieur (9a, 10a, 109a, 110a, 9'a, 10'a) s'élargissant en direction longitudinale du dispositif, les extrémités d'entrée (5a, 5'a) des caissons à buses supérieurs (5, 5') étant branchées conjointement au caisson de répartition de gaz supérieur (9a, 109a, 9'a) et les extrémités d'entrée (6a, 6'a) des caissons à buses inférieurs (6, 6') étant branchées conjointement au caisson de répartition de gaz inférieur (10a, 110a, 10'a), et ces deux caissons de répartition de gaz sont disposés sensiblement l'un au-dessus de l'autre et s'étendent sensiblement horizontalement et parallèlement l'un à l'autre.
  3. Dispositif selon la revendication 2, caractérisé en ce qu'un tronçon (9b), s'étendant depuis le côté refoulement (7a) du premier ventilateur (7) sensiblement verticalement vers le haut, du premier canal d'amenée de gaz (9, 109) croise le deuxième canal d'amenée de gaz (10, 110) dans la zone du caisson de répartition de gaz inférieur (10a, 110a) et est alors passé entre ce caisson de répartition de gaz inférieur et la face intérieure (4a', 104a') de la paroi de carter longitudinale (4a, 104a) vers le haut jusqu'au caisson de répartition de gaz supérieur (9a, 109a).
  4. Dispositif selon la revendication 3, dans lequel est prévu un dispositif de transport (3, 3a) au moyen duquel la bande de matière (WB) peut être transportée en direction longitudinale à travers le dispositif, caractérisé par une réalisation asymétrique du ou de chaque tronçon de traitement longitudinal (1) par rapport à un plan médian longitudinal vertical (1d) passant par le milieu longitudinal du dispositif de transport (3, 3a), le tronçon de traitement longitudinal (1) étant élargi unilatéralement dans la zone de la paroi de carter longitudinale voisine (4a), en formant une section d'écoulement de gaz agrandie au moins dans le caisson de répartition de gaz supérieur (9a) du premier canal d'amenée de gaz (9).
  5. Dispositif selon la revendication 4, caractérisé en ce qu'un certain nombre de tronçons de traitement longitudinaux (1, 1', 1") réalisés de même type se succèdent directement et sont assemblés de telle sorte que les ventilateurs (7, 8) de tous les tronçons de traitement longitudinaux sont agencés à proximité de la même paroi de carter longitudinale (4a), et que la bande de matière à traiter (WB) peut être transportée successivement à travers tous les tronçons de traitement longitudinaux.
  6. Dispositif selon la revendication 3, dans lequel est prévu un dispositif de transport (3, 3a) au moyen duquel la bande de matière (WB) peut être transportée en direction longitudinale à travers le dispositif, caractérisé par une réalisation symétrique du ou de chaque tronçon de traitement longitudinal (101) par rapport à un plan médian longitudinal vertical (101d) passant par le milieu longitudinal du dispositif de transport (3, 3a), et par réalisation d'une section d'écoulement de gaz agrandie du moins dans le caisson de répartition de gaz supérieur (109a) du premier canal d'amenée de gaz (109) ce caisson de répartition de gaz est surélevé au-delà des faces supérieures (5b) des caissons à buses supérieurs (5).
  7. Dispositif selon la revendication 6, caractérisé en ce qu'un certain nombre de tronçons de traitement longitudinaux (101) réalisés de même type sont assemblés en succession directe, et les tronçons de traitement longitudinaux mutuellement voisins en direction longitudinale du dispositif sont tournés les uns par rapport aux autres de telle sorte que les ventilateurs (7, 8) associés par paires sont prévus en alternance sur l'une ou sur l'autre paroi de carter longitudinale (104a ou 104b), et la bande de matière à traiter (WB) peut être transportée successivement à travers tous les tronçons de traitement longitudinaux.
  8. Dispositif selon l'une ou l'autre des revendications 1 et 3, caractérisé en ce qu'aux côtés aspiration (7b, 8b) des deux ventilateurs (7, 8) est branché un canal d'aspiration de gaz respectif (11, 12), et le ou chaque tronçon de traitement longitudinal est formé par un champ de traitement (1, 101) qui est subdivisé en deux demi-champs (21, 22) sensiblement de même taille se succédant en direction longitudinale du dispositif, un ventilateur (7, 8) et le canal d'aspiration de gaz associé (11, 12) étant logés dans chaque demi-champ, et des caissons de répartition de gaz supérieur et inférieur (9a, 10a, 109a, 110a) associés aux canaux d'amenée de gaz (9, 10, 109, 110) s'étendent sensiblement sur les deux demi-champs.
  9. Dispositif selon l'une ou l'autre des revendications 1 et 3, caractérisé par au moins un champ de traitement (201) qui est subdivisé en deux demi-champs (221, 222) sensiblement de même taille se succédant en direction longitudinale du dispositif et formant chacun un tronçon de traitement longitudinal, dans lesquels des caissons de répartition de gaz supérieur et inférieur (9'a, 10'a) reliés chacun aux ventilateurs (7', 8') agencés par paires l'un derrière l'autre s'étendent sensiblement uniquement sur la longueur du demi-champ associé, et un canal d'aspiration de gaz commun (212) est branché aux côtés aspiration (7'b, 8'b) des deux ventilateurs (7', 8') de chaque demi-champ (221, 222).
  10. Dispositif selon l'une ou l'autre des revendications 8 et 9, caractérisé en ce que les ventilateurs (7, 8, 7', 8') et les canaux d'aspiration (11, 12, 212) se situent dans la zone au-dessous du groupe de caissons à buses inférieur (5, 5'), et en ce que ces canaux d'aspiration (11, 12) s'étendent depuis les côtés aspiration (7b, 8b, 7'b, 8'b) des ventilateurs approximativement en direction transversale vers la paroi de carter longitudinale opposée (4b, 104b, 4'b), aux canaux d'aspiration étant associés un dispositif de chauffage de gaz (15, 15', 15") ainsi qu'un dispositif à tamis de filtrage (13, 14, 13') à leurs extrémités d'aspiration (11a, 12a, 212a) voisines de cette paroi de carter longitudinale.
  11. Dispositif selon la revendication 10, caractérisé en ce que le dispositif de chauffage de gaz (15') est agencé à l'intérieur du canal d'aspiration associé (212) dans la zone entre le côté aspiration (7'b, 8'b) des ventilateurs (7', 8') et le dispositif à tamis de filtrage (13') ou également dans la zone de l'extrémité d'aspiration (212a) du canal d'aspiration.
  12. Dispositif selon la revendication 11, caractérisé en ce que les extrémités d'aspiration (11a, 12a) des deux canaux d'aspiration (11, 12) avec leurs organes associés (13, 14, 15) dans le champ de traitement (1) sont agencées sensiblement symétriquement l'une à l'autre par rapport à un plan médian transversal (1c) défini par la subdivision du champ.
  13. Dispositif selon la revendication 11, caractérisé en ce que les extrémités d'aspiration (11a, 12a) des deux canaux d'aspiration (11, 12) et les dispositifs à tamis de filtrage associés (13, 14) se situent chacune à proximité d'une extrémité longitudinale (1e, 1f) du champ de traitement (1) et approximativement parallèlement à celle-ci.
  14. Dispositif selon la revendication 11, caractérisé en ce que les extrémités d'aspiration (11a, 12a) des canaux et les dispositifs à tamis de filtrage associés (13, 14) sont agencés chacun à proximité du plan médian transversal (1c) du champ de traitement (1).
  15. Dispositif selon l'une ou l'autre des revendications 13 et 14, caractérisé en ce que chaque dispositif à tamis de filtrage (13, 14) comprend un tamis rond (13a) susceptible d'être entraíné en rotation, ou bien deux tamis plats (14a) mutuellement interchangeables depuis la paroi de carter longitudinale associée (4b).
  16. Dispositif selon la revendication 15, caractérisé en ce qu'un dispositif de chauffage de gaz, de préférence sous la forme d'un dispositif à brûleur (15), pénètre depuis la paroi de carter longitudinale voisine (4b) du côté frontal dans chaque dispositif à tamis de filtrage (13, 14).
  17. Dispositif selon la revendication 12, caractérisé par les autres caractéristiques suivantes dans chaque champ de traitement (1):
    a) les extrémités d'aspiration (11a, 12a) des deux canaux d'aspiration (11, 12) et les dispositifs à tamis de filtrage associés (14) sont agencés chacun à proximité du plan médian transversal (1c) du champ de traitement (1);
    b) chaque dispositif à tamis de filtrage (14) comprend deux tamis plats (14a) qui sont mutuellement interchangeables depuis la paroi de carter longitudinale voisine (4b) et qui sont dirigés chacun vers la chambre de retour de gaz libre à l'intérieur du demi-champ associé (21, 22) ;
    c) les côtés postérieurs (11a', 12a') orientés l'un vers l'autre et dépourvus de tamis des deux extrémités d'aspiration de canal (11a, 12a) sont en communication ouverte l'un avec l'autre du moins à proximité de la paroi de carter longitudinale associée (4b), un seul dispositif de chauffage commun aux deux canaux d'aspiration (11, 12), de préférence sous la forme d'un dispositif à brûleur (15), pénétrant depuis cette paroi de carter longitudinale dans cette zone de communication.
  18. Dispositif selon l'une ou l'autre des revendications 1 et 2,
    caractérisé en ce qu'au moins un clapet d'inversion respectif (16, 17) est agencé dans les canaux d'amenée de gaz (9, 10, 9', 10') ou dans les caissons de répartition de gaz supérieur et inférieur (9a, 10a, 9'a, 10'a), qui est commutable entre une position d'ouverture libérant les extrémités d'entrée associées (5a, 6a, 5'a, 6'a) des caissons à buses supérieurs et inférieurs (5, 6, 5', 6') et une position de by-pass obturant ces extrémités d'entrée, dans laquelle le gaz de traitement affluant peut être renvoyé directement dans une chambre de retour de gaz (18) à l'intérieur du carter (4, 4') en contournant les caissons à buses.
EP99100942A 1998-02-04 1999-01-20 Dispositif pour le traitement thermique d'une bande de matière Expired - Lifetime EP0935112B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19804396 1998-02-04
DE19804396A DE19804396A1 (de) 1998-02-04 1998-02-04 Vorrichtung zur Wärmebehandlung einer Warenbahn

Publications (2)

Publication Number Publication Date
EP0935112A1 EP0935112A1 (fr) 1999-08-11
EP0935112B1 true EP0935112B1 (fr) 2001-12-12

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EP99100942A Expired - Lifetime EP0935112B1 (fr) 1998-02-04 1999-01-20 Dispositif pour le traitement thermique d'une bande de matière

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EP (1) EP0935112B1 (fr)
AT (1) ATE210808T1 (fr)
DE (2) DE19804396A1 (fr)
ES (1) ES2167966T3 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10010842B4 (de) * 2000-03-06 2009-10-01 Brückner Trockentechnik GmbH & Co. KG Vorrichtung zur Behandlung von Warenbahnen
EP1351030A1 (fr) 2002-04-02 2003-10-08 Solipat Ag Dispositif et procédé de consolidation d'un composite en fibres
IT1399461B1 (it) * 2010-04-13 2013-04-19 Unitech Textile Machinery Spa Ramosa.
CN112970623B (zh) * 2019-12-02 2023-08-08 湖南万孚联合农牧科技股份有限公司 蛋鸡养殖的室内循环式通风装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE578282C (de) * 1931-01-21 1933-06-12 Lyonnaise Ventilation Vorrichtung zum Trocknen von Stoffbahnen mit einfacher horizontaler Bahnfuehrung
GB633292A (en) * 1948-02-18 1949-12-12 Hunt & Moscrop Improvements in apparatus for drying fabric or similar material in open width form
DE2201731A1 (de) * 1972-01-14 1973-07-19 Brueckner Trockentechnik Kg Vorrichtung zur waermebehandlung einer flaechenhaften warenbahn
US4137649A (en) * 1973-04-21 1979-02-06 Vepa Ag Apparatus for the heat treatment of textiles
DE2320481C2 (de) * 1973-04-21 1982-11-11 Vepa AG, 4125 Riehen, Basel Textilwärmebehandlungsvorrichtung insbesondere Spannrahmen
DE8304087U1 (de) * 1983-02-14 1983-06-30 Brückner Trockentechnik GmbH & Co KG, 7250 Leonberg Vorrichtung zur umluftbehandlung von fortlaufend transportierten textilen warenbahnen, insbesondere spannrahmentrockner
DE8711119U1 (de) * 1987-08-16 1987-10-01 Brückner Trockentechnik GmbH & Co KG, 7250 Leonberg Vorrichtung zur Wärmebehandlung einer kontinuierlich bewegten Warenbahn
DE3727280A1 (de) * 1987-08-16 1989-03-02 Brueckner Trockentechnik Gmbh Vorrichtung zur waermebehandlung einer warenbahn
DE4026107A1 (de) * 1990-08-17 1992-02-20 Monforts Gmbh & Co A Konvektions-trocken und/oder -fixiermaschine

Also Published As

Publication number Publication date
ES2167966T3 (es) 2002-05-16
DE59900518D1 (de) 2002-01-24
DE19804396A1 (de) 1999-08-05
EP0935112A1 (fr) 1999-08-11
ATE210808T1 (de) 2001-12-15

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