WO2006100001A1 - Dispositif pour eliminer des exces de peinture humide - Google Patents

Dispositif pour eliminer des exces de peinture humide Download PDF

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Publication number
WO2006100001A1
WO2006100001A1 PCT/EP2006/002483 EP2006002483W WO2006100001A1 WO 2006100001 A1 WO2006100001 A1 WO 2006100001A1 EP 2006002483 W EP2006002483 W EP 2006002483W WO 2006100001 A1 WO2006100001 A1 WO 2006100001A1
Authority
WO
WIPO (PCT)
Prior art keywords
exhaust air
area
flow
narrowed
painting booth
Prior art date
Application number
PCT/EP2006/002483
Other languages
German (de)
English (en)
Inventor
Dietmar Wieland
Wolfgang Tobisch
Klaus Rundel
Alexander Rajtschan
Original Assignee
Dürr Systems 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 Dürr Systems GmbH filed Critical Dürr Systems GmbH
Publication of WO2006100001A1 publication Critical patent/WO2006100001A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
    • B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
    • B05B14/43—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by filtering the air charged with excess material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
    • B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
    • B05B14/43—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by filtering the air charged with excess material
    • B05B14/435—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by filtering the air charged with excess material with means for cleaning the filters by gas flow, e.g. blasts of air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
    • B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
    • B05B14/43—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by filtering the air charged with excess material
    • B05B14/437—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by filtering the air charged with excess material with means for introducing solid material into the air charged with excess material for preventing clogging of the filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2273/00—Operation of filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2273/12—Influencing the filter cake during filtration using filter aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B16/00—Spray booths
    • B05B16/40—Construction elements specially adapted therefor, e.g. floors, walls or ceilings

Definitions

  • the present invention relates to a device for separating wet paint overspray from an exhaust air stream containing overspray particles, the overspray particles entering the exhaust air stream in an application area of a painting installation.
  • Such devices are used in systems for painting workpieces, in particular for spray painting vehicle bodies, in which an air flow is generated through an application area of the system, which removes excess wet paint from the application area.
  • the known washing-out systems have the disadvantage that a high amount of moisture is added to the exhaust air stream from which the wet paint overspray is separated, so that the exhaust air stream must be subjected to an energy-intensive dehumidification after the wet paint overspray has been separated.
  • the present invention has for its object to provide a device of the type mentioned, which enables separation of the wet paint overspray from the exhaust air stream in a simple, reliable and energy-saving manner.
  • This object is achieved according to the invention in a device with the features of the preamble of claim 1 in that the device comprises at least one separating device for separating the overspray from at least part of the exhaust air flow, which has at least one regenerable surface filter, and in that the device has at least one exhaust air duct comprises, into which at least a part of the exhaust air flow enters after passing through the separation device, the exhaust air duct being at least partially arranged below the application area and accessible to an operator.
  • a regenerable surface filter is understood to mean a filter which has a filter surface on which the wet paint overspray carried by the exhaust air stream is separated, and which, preferably during operation of the device, can be cleaned of the paint overspray deposited thereon.
  • regenerable surface filter is a "dry" separation device in which no liquid is used to wash out the overspray particles from the exhaust air flow, but filter elements are used to separate the overspray particles from the air flow.
  • a “dry” separation device can also be provided with a “wet” cleaning device, as long as only the separation of the overspray Particles on the regenerable separating element take place in a dry manner, ie without washing out by means of a washing-out liquid.
  • the entire separation of wet paint overspray from the exhaust air stream containing overspray particles is preferably carried out completely dry, that is to say without using a liquid for washing out the overspray particles from the exhaust air stream.
  • regenerable surface filter in the separation device eliminates the need to provide a washout system and the associated water treatment. As a result, the energy consumption of the separating device and (due to the elimination of water treatment) the space requirement of the device are significantly reduced.
  • the cleanability of the surface filter also ensures a long service life of the filter, even with large amounts of wet paint overspray.
  • the exhaust air duct is arranged at least partially vertically below the application area, a particularly compact design of the device for separating wet paint overspray is achieved.
  • exhaust air duct is accessible means that the application area and in particular a conveyor device which conveys the objects to be painted through the application area are particularly well accessible for cleaning, maintenance and / or repair purposes.
  • the flow path of the exhaust air flow from the application area to the separation device has at least one narrowed area.
  • the exhaust air duct is arranged at least partially below the narrowed area.
  • the device comprises at least one flow guiding element with a flow guiding surface which directs at least a part of the exhaust air flow towards the restricted area.
  • a particularly simple construction of the device according to the invention is achieved if at least one flow guide surface is arranged on the exhaust air duct. Furthermore, it is preferably provided that at least one of the flow guide elements can be walked on by an operator.
  • At least one flow guide surface is oriented essentially horizontally.
  • the narrowed area is arranged below the application area.
  • the narrowed area is preferably arranged within a vertical projection of the base area of the painting booth.
  • the mean flow direction of the exhaust air flow during the Passing the narrowed area is oriented transversely to the vertical.
  • the mean flow direction of the exhaust air flow when passing through the narrowed area can in principle be oriented at any acute angle (i.e. obliquely) or perpendicular to the vertical.
  • the mean direction of flow of the exhaust air flow is essentially horizontal when passing through the restricted area.
  • the extent of the restricted area in the flow direction of the exhaust air stream is shorter than approximately 2 m, preferably shorter than approximately 1 m, in particular is shorter than approximately 0.5 m.
  • the narrowed area preferably extends in the longitudinal direction of the painting booth over substantially the entire length of the painting booth.
  • the narrowed area in the longitudinal direction of the painting booth can be divided into several narrowed partial areas.
  • the narrowed area is not divided in the longitudinal direction of the painting booth.
  • the narrowed area is divided into several narrowed partial areas in the vertical direction.
  • the narrowed area is not subdivided in the vertical direction.
  • the entry of the exhaust air flow into the restricted area is preferably arranged above the at least one regenerable surface filter.
  • the smallest cross section through which the exhaust air flow flows is the narrowed Area preferably at most about 20% of the footprint of the spray booth.
  • At least one shielding element is arranged vertically above the at least one regenerable surface filter, which prevents objects, dirt and / or paint particles from falling vertically from the application area onto the regenerable surface filter.
  • the at least one shielding element forms a boundary of the narrowed area of the flow path of the exhaust air flow.
  • the device has a floor which limits the flow path of the exhaust air flow downwards, it can be provided that at least part of the floor is covered by the exhaust air duct. In this way, the floor area is reduced, which is contaminated by wet paint over-spray separated from the exhaust air stream before reaching the at least one surface filter.
  • the application area is arranged in a painting booth, a particularly space-saving construction of the device is achieved if the exhaust air duct is arranged within a vertical projection of the base area of the painting booth.
  • the at least one regenerable surface filter is one Precoat material comprehensive barrier layer, which prevents sticking of the filter surface.
  • the device comprises at least one precoat feed device which releases a precoat material into the exhaust air stream.
  • Precoat material can be discharged into the exhaust air flow continuously or at intervals.
  • precoat materials for example, lime, aluminum silicates, aluminum oxides, silicon oxides, powder coating or the like come into consideration.
  • any medium is suitable as a precoat material that is able to absorb the liquid content of the wet paint overspray.
  • the precoat feed device can be arranged, for example, directly in front of the at least one regenerable surface filter.
  • the at least one precoat feed device in the immediate vicinity of the application area, for example in the floor area of the painting booth.
  • the at least one precoat feed device is arranged on the restricted area of the flow path of the exhaust air flow.
  • particularly high flow velocities prevail, so that the At this point, the precoat material is supplied with a particularly good precoat distribution in which the exhaust air flow is achieved by means of Venturi swirling.
  • precoating there is also the possibility of intermediate precoating, whereby new precoat material is applied without first cleaning the surface filter in order to improve the subsequent cleaning behavior of the surface filter.
  • the at least one regenerable surface filter of the separating device can preferably be cleaned at intervals.
  • the at least one regenerable surface filter has a moist surface during operation of the device.
  • the surface filter can, for example, be kept moist by rinsing or moistening media such as demineralized water, butyl glycol or other solvents in order to facilitate cleaning of the surface filter.
  • moistening media such as demineralized water, butyl glycol or other solvents
  • the surface of the at least one regenerable surface filter can be rinsed off continuously or at intervals.
  • the at least one regenerable surface filter can be cleaned by compressed air pulses.
  • a particularly energy-saving operation of the painting system is made possible if the device has a circulating air circuit, in which the exhaust air stream, from which the wet paint overspray has been separated, is at least partially fed back to the application area.
  • Claim 34 is directed to a system for painting objects, in particular vehicle bodies, which comprises at least one painting booth and at least one device according to the invention for separating wet paint overspray from an exhaust air stream containing overspray particles.
  • Fig. 1 shows a schematic vertical cross section through a first
  • Embodiment of a painting booth with a device arranged underneath for separating wet paint overspray from an exhaust air stream containing overspray particles which comprises an exhaust air duct arranged vertically below the application area and accessible by an operator;
  • FIG. 2 shows a schematic side view of the system from FIG. 1;
  • Fig. 3 is a schematic plan view from above of the system from the
  • FIG. 4 is a schematic perspective view of the system from the
  • FIGS. 1 to 4 shows a schematic illustration of a circulating air circuit of the system from FIGS. 1 to 4;
  • FIGS. 1 to 5 shows a schematic perspective illustration of a regenerable surface filter of the system from FIGS. 1 to 5;
  • Fig. 7 is a schematic longitudinal section through the surface filter
  • Fig. 8 is a schematic perspective view of an alternative
  • Fig. 9 is a schematic cross section through the surface filter
  • FIG. 12 is a schematic side view of the system from FIG. 11;
  • the conveying device 104 can be formed in two parts and, as can best be seen from FIGS. 1, 3 and 4, comprise two conveying strands 104a and 104b which extend parallel to the conveying direction 106 and which are spaced apart from one another in a horizontal direction perpendicular to the conveying direction 106 are.
  • the application area 108 is the interior of the painting booth 110, which in its horizontal transverse direction 112 running perpendicular to the conveying direction 106, which corresponds to the longitudinal direction of the painting booth 110, is delimited on each side of the conveying device 104 by a booth wall 114.
  • Spray painting devices 116 are arranged in the painting booth 110 on both sides of the conveying device 104, for example in the form of painting robots.
  • An air flow generating device 118 which is shown schematically in FIG. 5, generates an air flow which passes vertically through the application area 108 from top to bottom, as indicated by the arrows 119 in FIG. 1.
  • This airflow takes up 108 paint overspray in the form of overspray particles in the application area.
  • particle includes both solid and liquid particles, in particular droplets.
  • the wet paint overspray consists of paint droplets.
  • the system 100 further comprises a device, designated as a whole by 126, for separating wet paint overspray from the air stream 120, which is arranged below the application area 108.
  • the device 126 comprises a substantially cuboidal flow chamber 128 which extends in the conveying direction 106 over the entire length of the painting booth 110 and is delimited in the transverse direction 112 of the painting booth 110 on the one hand by a vertical side wall 130 which is essentially one of the lateral ones Cabin walls 114 of the painting booth 110 are aligned and, on the other hand, delimited by a vertical side wall 131 of an exhaust air duct 160, so that the flow chamber 128 has a horizontal cross-sectional area approximately half as large as the painting booth 110 and essentially completely within the vertical projection of the base area of the painting booth 110 is arranged.
  • the exhaust air duct 160 likewise extends in the conveying direction 106 over the entire length of the painting booth 110 and is likewise arranged essentially completely within the vertical projection of the base area of the painting booth 110.
  • the exhaust air flow represented by the arrows 120 leaves the painting booth 110 through a gap 142 between the opposing free edges of two flow guide elements 132a and 132b, which in this exemplary embodiment are designed as essentially horizontally oriented flow guide plates 134, the upper sides of which each form a flow guide surface 135, which directs the exhaust air stream 120 to the gap 142.
  • the free edges of the flow guide elements 132a, 132b are offset from one another in the vertical direction by the height of the gap 142, so that the gap 142 extends in the vertical direction and the exhaust air flow 120 flows through it in a substantially horizontal direction.
  • the gap 142 forms a narrowed area 140, which forms a narrow point in the flow path of the exhaust air flow 120 from the application area 108 to the separating device 145 in the flow chamber 128, which will be described below.
  • the flow guide element 132b also forms an upper boundary wall of the exhaust air duct 160, which extends down to the level of a bottom 202 of the flow chamber 128, as a result of which the bottom surface, which is swept by the exhaust air stream 120 loaded with wet paint overspray, and thus by wet paint overspray can be contaminated, is reduced.
  • the fact that the flow guiding elements 132 can be walked on means that there is no need for the otherwise customary gratings in the floor area of the painting booth 110, which tend to be heavily contaminated by separated wet paint overspray.
  • a precoat feed device 144 is arranged on the narrowed area 140 of the flow path, which supplies a precoat material into the exhaust air stream 120 continuously or at intervals.
  • the precoat feed device 144 can be designed, for example, as a precoat spray nozzle which delivers the precoat material into the exhaust air stream 120 in the form of a spray.
  • the arrangement of the precoat feed device 144 on the narrowed area 140 of the flow path of the exhaust air stream 120 offers the advantage that there turbulences occur in the exhaust air flow due to the increased flow velocity of the exhaust air stream 120 and due to the small passage cross section, which turbulence in the precoat stream Material in the exhaust air flow 120 and thus ensure a particularly good distribution of the precoat material in the exhaust air flow 120.
  • the precoat feed device 144 is connected to a precoat supply line (not shown), which supplies the precoat material in a flowable state by means of a (not shown) precoat feed pump from a (not shown) pre-coat storage container.
  • any medium that is able to absorb the liquid portion of the wet paint overspray can be used as the precoat material.
  • lime, aluminum silicates, aluminum oxides, silicon oxides, powder coating or the like come into consideration as precoat materials.
  • aqueous dispersions of the materials mentioned are used.
  • a humidification medium can also be introduced into the exhaust air stream 120 by means of the precoat feed device 144.
  • Such moistening media are particularly suitable, for example, demineralized water, butyl glycol or other solvents.
  • a separation device 145 for separating wet paint overspray from the exhaust air flow 120 is provided in the lower region of the flow chamber 128.
  • the separating device 145 comprises a plurality of regenerable surface filters 146 which are arranged on the vertical side wall 131 of the exhaust air duct 160 and are spaced apart in the conveying direction 106 and which project with their filter elements 154 into the flow chamber 128 (see in particular FIGS. 1, 2 and 4).
  • regenerable surface filters 146 is shown in detail in FIGS. 6 and 7.
  • Each of the regenerable surface filters 146 comprises a hollow basic body 150, on which several, for example four, filter elements 154 are held.
  • the filter elements 154 are, for example, essentially plate-shaped and, as can be seen from FIG. 6, preferably have a serrated cross section in order to enlarge the available filter surface 156.
  • the filter elements 154 can be designed, for example, as plates made of sintered polyethylene, which are provided on their outer surface with a membrane made of polytetrafluoroethylene (PTFE).
  • PTFE polytetrafluoroethylene
  • the filter elements 154 are formed from a nonwoven fabric with a PTFE coating.
  • the PTFE coating serves in each case to prevent the wet paint overspray separated from the exhaust air stream 120 from adhering.
  • Both the base material of the filter elements 154 and their PTFE coating have a porosity, so that the exhaust air can reach the interior 176 of the respective filter element 154 through the pores.
  • the filter surface 156 In order to prevent the filter surface 156 from sticking, it is also provided with a barrier layer made of the precoat material released into the exhaust air stream.
  • This barrier layer is formed during operation of the device 126 simply by depositing the precoat material discharged into the exhaust air stream 120 on the filter surface 156.
  • the amount of the precoat material discharged into the exhaust air stream 120 is preferably dimensioned such that the thickness of the barrier layer made of the precoat material on the filter elements 154 of the regenerable surface filter 146 is in the range of approximately 150 ⁇ m to 200 ⁇ m, for example.
  • the exhaust air stream 120 sweeps over the filter surfaces 156 of the filter elements 154 of the regenerable surface filter 146, both the precoat material carried along and the wet paint overspray carried along being separated off on the filter surfaces 156, and passes through the porous filter surfaces 156 into the interiors 176 of the filter elements 154 which are connected to the cavity within the base body 150.
  • the cleaned exhaust air flow 120 thus passes through the base body 150 into the exhaust air duct 160.
  • the exhaust air cleaned from the wet paint overspray at least partially returns to the air flow generating device 118, which again supplies the cleaned exhaust air to the application area 108 in the painting booth 110 via a supply line 162 feeds.
  • Another part of the cleaned exhaust air flow is discharged to the environment via an exhaust air blower 164 in an exhaust air line 166.
  • This part of the exhaust air flow released to the environment is replaced by fresh air, which is supplied to the air flow generating device 118 via a fresh air supply line 168.
  • the majority of the air passed through the application area 108 is thus conducted in a circulating air circuit 170, which comprises the air flow generating device 118, the feed line 162, the application area 108, the flow chamber 128 and the exhaust air duct 160, thereby avoiding and constantly heating up freshly supplied air thus the energy costs can be significantly reduced.
  • the air conducted in the circulating air circuit 170 is not humidified when the wet paint overspray is separated off, so that no devices for dehumidification are used of the air conducted in the circulating air circuit 170 are required. Furthermore, no devices for separating wet paint overspray from a wash-out cleaning liquid are required.
  • regenerable surface filters 146 are cleaned by compressed air pulses at certain time intervals when their loading with wet paint overspray has reached a predetermined level.
  • This cleaning can, for example, be carried out once per working shift, i.e. twice to three times a working day.
  • the required compressed air pulses are generated by means of a compressed air store 172, which is arranged on the base body 150 of the respective regenerable surface filter 146 and is capable of delivering compressed air pulses to compressed air pipes 174 which run within the respective base body 150 and from the compressed air store 172 into the interior 176 of the filter elements 154 lead.
  • the compressed air pulses pass through the porous filter surfaces 156 into the exterior of the filter elements 154, the barrier layer formed on the filter surfaces 156 made of precoat material and the wet paint overspray deposited thereon being detached from the filter surfaces 156, so that the Filter surfaces 156 are returned to their cleaned original state.
  • the direction of flow of the compressed air through a regenerable surface filter 146 during cleaning is shown in FIG. 7 by the arrows 177.
  • the compressed air supply in the compressed air stores 172 is supplemented via compressed air supply lines (not shown) from an on-site compressed air network.
  • regenerable surface filters 146 are rinsed at a predetermined interval by means of a suitable rinsing device in order to remove the wet paint overspray deposited on the filter surfaces 156.
  • the material cleaned from the filter surfaces 156 of the regenerable surface filters 146 reaches a collecting belt 178 arranged at the bottom of the flow chamber 128, which is, for example, a driven roller 180 and a non-driven one Deflection roller 182 continuous endless belt is formed.
  • the driven roller 180 is rotated by means of a drive motor 184 in order to set the collecting belt 178 in motion along the conveying direction 106.
  • the collecting belt 178 by means of the collecting belt 178, the material which has reached the surface of the collecting belt 178 from the regenerable surface filters 146 and which comprises precoat material and deposited wet paint overspray is transported to a separating device (not shown), from which this material (for example by means of Scraper) detached from the collection belt 178, collected and optionally used for further use.
  • the collecting belt 178 also receives a part of the wet paint overspray, which reaches the collecting belt 178 directly from the exhaust air flow 120 before the exhaust air flow 120 reaches the regenerable surface filters 146.
  • regenerable surface filter 146 which can be used in the device 126, is shown in FIGS. 8 to 10.
  • the regenerable surface filter 146 shown in FIGS. 8 to 10 comprises, instead of a plurality of vertically oriented, plate-shaped filter elements arranged next to one another, an essentially cylindrical filter element 154 'which, to enlarge the available filter surface 156, also has a serrated filter surface 156, seen in cross section having.
  • a rinsing liquid ring line 186 is provided for cleaning the regenerable surface filter 146 in this embodiment, which rinsing liquid through flushing liquid outlet openings provided on the radial inside of the rinsing liquid ring line 186 against the filter surface 156 of the filter element 154 'splashes so that the rinsing liquid detaches the barrier layer and the wet paint overspray deposited thereon from the filter surface 156 and conveys it to the collecting belt 178.
  • the flow guide elements 132 are designed so that they can be walked on by a human operator for maintenance and / or repair purposes. In this way it is possible to go through access doors (not shown) in the cabin walls 114 of the painting booth 110 via the walkable flow guide elements 132 to the conveyor device 104 in order to be able to carry out maintenance and / or repair work there.
  • the flow guide surfaces 135 of the flow guide elements 132 run at a vertical distance of at most approximately 1.5 m from the conveying device 104.
  • the narrowed area 140 is designed as a substantially vertically oriented gap 142, no objects and no dirt can get into the flow chamber 128 from the application area 108 or from the conveyor device 104 in the vertical fall line.
  • regenerable surface filters 146 are particularly well protected.
  • a second embodiment of a system 100 for painting vehicle bodies 102 shown in FIGS. 11 to 14 differs from that First embodiment described above in that the conveyor device 104 is not designed as a two-strand, but as a single-strand monorail conveyor.
  • the monorail conveyor is less contaminated by overspray deposits, and for the monorail conveyor (monorail conveyor) no support is required within the painting booth 110; rather, the conveyor rail of the monorail conveyor can be supported at the entrance and exit of the painting booth 110 or outside the painting booth 110.
  • the painting robots serving as spray painting devices 116 are not arranged on bases in the floor area of the painting booth 110, but on horizontal traversing rails 208, which are integrated at a distance from the floor area in one of the booth walls 114, are movable along the conveying direction 106.
  • the travel rails 208 are arranged at a comparatively high level (for example above the outer contour of the vehicle bodies 102 to be painted) and are therefore particularly easily accessible for maintenance and / or repair purposes.
  • FIGS. 11 to 14 corresponds in terms of structure and function to the first embodiment shown in FIGS. 1 to 10, to the above description of which reference is made to this extent.

Landscapes

  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)

Abstract

L'invention vise à mettre au point un dispositif permettant d'éliminer des excès de peinture humide provenant d'un flux d'air de refoulement (102) contenant des particules d'excès de peinture, qui permette d'éliminer des excès de peinture humide provenant du flux d'air de refoulement (120), de manière aisée, fiable et économe en énergie. A cet effet, il est prévu que le dispositif comprenne au moins un dispositif de séparation (145) pour éliminer l'excès de peinture provenant d'au moins une partie du flux d'air de refoulement (120), qui présente au moins un filtre superficiel (146) régénérable. Il est également prévu que le dispositif comprenne au moins une gaine d'évacuation d'air (160) dans laquelle au moins bien partie de l'air de refoulement (120) entre, après passage par le dispositif de séparation (145). La gaine d'évacuation d'air (160) est disposée au moins en partie sous la zone d'application (108) et peut être parcourue par un opérateur.
PCT/EP2006/002483 2005-03-24 2006-03-17 Dispositif pour eliminer des exces de peinture humide WO2006100001A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005013710.5 2005-03-24
DE102005013710A DE102005013710A1 (de) 2005-03-24 2005-03-24 Vorrichtung zum Abtrennen von Naßlack-Overspray

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WO2006100001A1 true WO2006100001A1 (fr) 2006-09-28

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WO2007039275A1 (fr) * 2005-10-05 2007-04-12 Dürr Systems GmbH Dispositif et procede destines a separer la peinture humide perdue lors de la pulverisation
WO2009026986A1 (fr) * 2007-08-24 2009-03-05 Dürr Systems GmbH Procédé et dispositif d'introduction de matériau auxiliaire
US8431180B2 (en) 2008-12-19 2013-04-30 Dürr Systems GmbH Paint shop and method of operating a paint shop

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DE102007040153A1 (de) 2007-08-24 2009-02-26 Dürr Systems GmbH Verfahren und Vorrichtung zum Abscheiden von Overspray eines flüssigen Beschichtungsmaterials
DE102007040154A1 (de) 2007-08-24 2009-05-07 Dürr Systems GmbH Verfahren zur Versorgung einer Beschichtungsanlage mit einem partikelförmigen Hilfsmaterial
JP4738539B1 (ja) * 2010-03-30 2011-08-03 株式会社大気社 フィルタ装置、そのフィルタ装置を用いた塗装ブース、そのフィルタ装置を用いた簡易塗装ブース
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