EP2496784B1 - Profilelement für rollläden - Google Patents

Profilelement für rollläden Download PDF

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Publication number
EP2496784B1
EP2496784B1 EP10771007.1A EP10771007A EP2496784B1 EP 2496784 B1 EP2496784 B1 EP 2496784B1 EP 10771007 A EP10771007 A EP 10771007A EP 2496784 B1 EP2496784 B1 EP 2496784B1
Authority
EP
European Patent Office
Prior art keywords
profile element
sheet material
opening
sound
perforations
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.)
Active
Application number
EP10771007.1A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2496784A2 (de
Inventor
Stefan BRÄUER
Klaus Griesshammer
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.)
Rehau Automotive SE and Co KG
Original Assignee
Rehau AG and Co
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 Rehau AG and Co filed Critical Rehau AG and Co
Priority to PL10771007T priority Critical patent/PL2496784T3/pl
Publication of EP2496784A2 publication Critical patent/EP2496784A2/de
Application granted granted Critical
Publication of EP2496784B1 publication Critical patent/EP2496784B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/08—Roll-type closures
    • E06B9/11—Roller shutters
    • E06B9/15—Roller shutters with closing members formed of slats or the like
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/08—Roll-type closures
    • E06B9/11—Roller shutters
    • E06B9/115—Roller shutters specially adapted for furniture
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/08—Roll-type closures
    • E06B9/11—Roller shutters
    • E06B9/17—Parts or details of roller shutters, e.g. suspension devices, shutter boxes, wicket doors, ventilation openings
    • E06B2009/17069—Insulation

Definitions

  • the invention relates to a profile element for shutters, in particular a sound-absorbing roller shutter profile element for cabinet furniture.
  • Such profile elements are from the publications DE 203 08 239 .
  • the known profile elements already include attractive solutions for sound absorption for room acoustics applications.
  • the DE 202005015289 U1 discloses a cabinet furniture with a furniture body and at least one front blind, which has parallel arranged interconnectable profile elements and which is guided in arranged on the furniture body guide, said profile element at least one planar profile body, in which at least one opening is introduced. Furthermore, D1 discloses that a sound-absorbing material is arranged as part of at least one soundproofing element on the profile body of the profile element.
  • the sound-absorbing material may be a fiber material, a nonwoven material, a foamed material, a membrane, in particular a membrane made of plastic.
  • the WO 02/03375 A1 discloses a three-dimensional, microperforated polymer film spaced from a reflective surface over its free ends. At the side of the film spaced apart from the surface different openings are introduced, which are not cylindrical in cross-section but frusto-conical. The openings are arranged so that the wider diameter of the frusto-conical opening spaced from the surface and the smaller diameter of the frusto-conical opening on the wall opposite side of the surface are arranged. The openings are thus arranged funnel-shaped for incident sound. Below the perforated surface of the film thus creates a sound-absorbing space without external access.
  • the DE 10346783 A1 discloses a method for producing sound absorbing surfaces, in particular sound absorbing fabrics by microholing, wherein the fabrics are adjusted beforehand by their weaving and then either by layering the fibers of the fabric, the opening size of the fabric is set as desired or in which an already coated Fabric is heated in a further operation and is opened by pressure differences thereafter, the liquid become plastic in the tissue openings.
  • This fabric is for example a glass fabric and the plastic is a fluoropolymer.
  • microperforated films and microperforated art glass panes which are successfully used for sound absorption.
  • the invention has for its object to produce a profile element economically and inexpensively and to further improve the sound-absorbing properties of the profile element over conventional solutions using novel techniques on.
  • the profile element according to the invention for roller shutters in particular a sound-absorbing roller shutter profile element for cabinet furniture is characterized in that the profile element has a perforated film which extends at least in sections over at least one opening of the profile element to form a sound absorber for room acoustic applications.
  • the sound energy is destroyed in the holes of the perforated, preferably microperforated film.
  • the effectiveness of the sound-absorbing roller shutter profile element as a so-called sound absorber is particularly good when the film is hit by sound waves that are reflected by a reverberant reflector surface.
  • This reflector surface may be part of the profile element or another object.
  • the air oscillates in many juxtaposed perforations approximately as a mass together with the trapped in the space between the film and the reflector surface air as a spring in the manner of a spring / mass system.
  • the profile element according to the invention is part of a roller shutter of a cabinet furniture.
  • the opening penetrates the profile element, so that sound in the closed state of the shutter enters through the opening in the cabinet furniture.
  • the sound is already absorbed by the items stored in the cabinet furniture items such as books, file folders or the like.
  • the unabsorbed part of the sound that has entered is reflected onto the film and absorbed there according to the principle described above.
  • the sound-absorbing properties of the profile element are further improved using novel techniques.
  • profile element for forming a roller shutter with each adjacent further profile elements is in particular articulated connectable.
  • shutters of any length can be assembled in a simple manner.
  • the perforated film is arranged on a front side and / or rear side of a front wall and / or rear wall and / or intermediate wall and / or side wall of the profile element.
  • the perforated film is visibly arranged on a front side of the front wall in order to additionally make a decorative or design contribution to the visual and aesthetic overall impression of the profile element as a decorative element.
  • An arrangement on the back of a front wall and / or intermediate wall of the profile element may be desirable if the perforated film just should not be visible.
  • the perforated foil still functions as a dust catcher, because it prevents the ingress of dust through the opening in the profile element.
  • the perforated film is arranged on at least one side wall of the profile element.
  • the perforated film is formed as a single layer of a thermoplastically processable plastic.
  • the above-mentioned parameter ranges prove to be favorable with regard to, for example, the sound-absorbing properties of the film.
  • Through various forms of perforations are also numerous design and design possibilities given so that the visual and aesthetic overall impression of the profile element equipped with the film can be further improved.
  • the perforated film When used as a design or decorative element, the perforated film may have a colored printing and / or coating, and / or may even be colored opaque or colored translucent.
  • the profile element has at least one acoustic damping chamber. It may be particularly advantageous if the opening opens directly or indirectly, for example. Via a channel in the acoustic damping chamber.
  • the sound can be reflected on the perforated film, where it is absorbed in the perforations according to the principle described above.
  • the profile element forms out of itself a highly effective sound absorber for room acoustics applications.
  • the acoustic damping chamber is formed in a cavity, a recess, a bulge or curvature of the profile element. Due to the shape and size of the acoustic damping chamber, the sound-absorbing properties of the sound-absorbing roller shutter profile element according to the invention can be specifically influenced as a so-called sound absorber.
  • a sound damping material is arranged in the acoustic damping chamber. As a result, the sound-absorbing properties of the profile element can be further improved.
  • the perforated foil is spaced from a reverberant wall portion of the acoustic damping space.
  • the perforated film extends parallel to the reverberant wall portion of the Acoustikampungsraums so that the sound is reflected evenly and absorbed in the perforations according to the principle described above.
  • the reverberant wall section of the acoustic damping chamber can also be curved or parabolic in order to bundle the sound, preferably in the region of the perforated film.
  • the opening is arranged in a front side and / or rear side of a front wall, rear wall and / or intermediate wall of the profile element.
  • the position of the opening may be selected depending on which direction the sound normally strikes the profile element.
  • an opening in the front wall can be arranged. If the sound hits i.d.R. on the front of the profile element, so the opening in the front wall can be arranged. If the sound normally hits the back of the profile element, the opening in the back wall can be provided. If it is desired for the sound to be distributed in the profile element and to enter further subordinate acoustic damping chambers in order, for example, to dampen different sound frequencies, an opening can be provided in one or more intermediate walls.
  • the enclosed volume of the cabinet furniture is used to further improve the sound-absorbing properties of the sound-absorbing roller shutter profile element according to the invention as a so-called sound absorber.
  • openings are regularly and / or irregularly spaced. This allows the sound to penetrate evenly through the perforated film into the openings.
  • At least two openings in the front wall and / or the rear wall and / or the intermediate wall of the profile element are substantially equal, wherein preferably at least two openings of the profile element are aligned with each other. This allows the sound to easily penetrate the profile element.
  • the profile element in a roller shutter of a cabinet furniture can be made in the closed state of the shutter of the volume enclosed in the cabinet furniture use to further improve the sound-absorbing properties of the sound-absorbing roller shutter profile element according to the invention as a so-called sound absorber.
  • the film is cohesively and / or non-positively and / or positively arranged on the profile element, preferably laminated to the profile element.
  • the film has a secure hold on or on the profile element can and meet the sound-absorbing function with high reliability even in long-term applications.
  • the film extends over the entire length in the longitudinal direction of the profile element.
  • the film can cover, for example, the entire front of the profile element.
  • the film is arranged on at least one side surfaces of the profile element.
  • the visual and aesthetic appearance of the profile element can be varied in a particularly simple manner and without any significant manufacturing effort.
  • Another aspect of the invention relates to a cabinet furniture with a roller shutter, which is formed from a plurality of profile elements according to one of the preceding embodiments.
  • Fig. 1 shows a schematic view of a perforated film 2, which is used in the profile element according to the invention is used.
  • the film has a thickness t.
  • the apertures of the perforated film are termed perforations for terminology purposes within the scope of this invention.
  • the perforations with diameter d are, for example, spaced apart by the distance b.
  • Fig. 2 shows a schematic view of the operation of the profile element according to the invention.
  • the sound energy is destroyed in the perforations of the (micro) perforated film 2, which are preferably struck by sound waves at a certain distance D in front of a reverberant reflector surface.
  • the reverberant reflector surface can, as shown, be part of the profile element 1 or part of another object.
  • Fig. 3 shows a perspective view of a first embodiment of the profile element according to the invention, wherein the profile element 1 is formed in a single wall and has an opening 3, which spans the perforated film 2.
  • the perforations of the film 2 are substantially smaller than the openings 3 of the profile element 1, wherein a plurality of perforations are in the region of an opening 3 of the profile element 1.
  • the profile element 1 comprises a visible side or front side 11, which faces a user when used as roller shutter profile element in a cabinet furniture in the closed state of the shutter, and a rear side 12, which faces the cabinet furniture in just this application.
  • the profile element 1 comprises a flat, preferably flat profile section 10, which consists of plastic and can be produced by extrusion in a known manner. It is also conceivable, the profile section 10 at least partially z. B. made of aluminum.
  • the profile element 1 has an opening 3, which penetrates the profile element 1 and which is covered with a perforated film 2, to form a sound absorber for room acoustic applications.
  • a perforated film 2 When used as roller shutter profile element in a cabinet furniture, the sound in the closed state of the shutter can penetrate through the perforated film 2 and the opening 3 in the cabinet furniture.
  • the profile element 1 has in the Presentation in FIG. 3 on the right side via a connecting means which has a fastening bead, which is connected via a film hinge with the profile section 10 articulated.
  • a fastening receptacle On the in FIG. 3 left side of the profile section 10 is a fastening receptacle whose internal dimensions substantially correspond to the outer dimensions of the fastener. As a result, the fastening element of an adjacent profile element can be brought into engagement with the fastening receptacle. By juxtaposing several profile elements a shutter is formed.
  • Fig. 4 shows a perspective view of a second embodiment of the profile element 1 according to the invention, wherein the profile element 1 has an acoustic damping chamber 4, in which an opening 3 in a front wall 13 of the profile element 1 opens, the perforated film 2, the opening 3 in the front wall 13 of the profile element. 1 spans.
  • the profile section 10 is formed in a substantially U-shaped cross-section, wherein the acoustic damping chamber 4 is formed in a bulge or curvature of the profile section 10.
  • the sound entering via the film 2 and the opening 3 on the front side 11 of the profile element 1 into the acoustic damping chamber 4 is reflected onto the film 2 and absorbed there.
  • the opening 3 on the front side 11 of the profile element 1 extends substantially over the entire length of the profile element 1 with a constant width.
  • the reverberant rear wall 12 and the bottom of the profile section 10 is preferably closed, however, as shown, also further openings 3 may be provided.
  • the perforated film 2 extends substantially parallel to the rear wall 12, wherein the distance of the film 2 to the rear wall 12 substantially corresponds to the width of the opening 3 on the front side 11 of the profile element 1.
  • Fig. 5 shows a perspective view of a third embodiment of the profile element 1 according to the invention, wherein the profile element 1 has two acoustic damping chambers 4, into which an opening 3 in the front wall 13 of the profile element 1 or an opening 3 in the rear wall 14 of the profile element 1 opens.
  • the acoustic damping chambers 4 are formed in channel-shaped depressions of the profile element 1 and communicate via an opening 3 in an intermediate wall 15 of the profile element 1. Left and right of the acoustic damping chambers 4 closed hollow chambers 5 are formed in the profile element.
  • the perforated film 2 spans the opening 3 in the front wall 13 of the profile element 1 (as shown) and / or the opening 3 in the rear wall 14 of the profile element. 1
  • the perforated film 2 is arranged not only on the front side 11 of the profile element 1 but also on the two side surfaces.
  • the perforated film 2 can be more cost-effectively fixed to the side surfaces of the profile element 1 without the area of the perforated film 2 attached to the front side 11 of the profile element 1 in the later viewing area being impaired by the production.
  • Another advantage is that when assembling the articulated sound absorbing profile elements can be connected to a shutter this particular when opening and closing in the corners of the cabinet furniture allows a uniform design.
  • the profile element 1 for example, from a recycled polymeric material and to cover both the front 11 and the side surfaces of the profile element 1 by the high-quality perforated film 2, without this being visually recognizable by the later user of the cabinet furniture.
  • the profile element 1 further has openings 3 in its front side 11.
  • openings 3 open into the acoustic damping chambers 4, wherein the centrally arranged acoustic space 4 to the rear side 12 of the profile element 1 is also open.
  • This left and right of it arranged acoustic damping chambers 4 are self-contained hollow chambers in which the sound is fully reflected.
  • each of the Acoustikdämpfungsaki 4 either from the mouth or opening 3 to the intermediate wall 15, 16 or vice versa, from the intermediate wall 15, 16 to the mouth or opening 3, taper.
  • Fig. 6 shows a perspective view of a fourth embodiment of the profile element according to the invention 1.
  • the profile element 1 has two acoustic damping chambers 4, in which an opening 3 in the front wall 13 of the profile element 1 and an opening 3 in the rear wall 14 of the profile element 1 opens ,
  • the acoustic damping chambers 4 are formed in groove-shaped depressions of the profile element 1 and communicate via an opening 3 in an intermediate wall 15, 16 with a central sound passage 6 of the profile element. 1
  • each of the Acoustikdämpfungsaki 4 either from the mouth or opening 3 to the intermediate wall 15, 16 or vice versa, from the intermediate wall 15, 16 to the mouth or opening 3, taper.
  • Two further Acoustikdämpfungsbank 4 which are arranged on the left and right next to the formed in channel-shaped depressions acoustic damping chambers 4, located in open hollow chambers of the profile element 1 and are accessible from the central sound passage 6 via a respective mouth.
  • the perforated film 2 spans the opening 3 in the front wall 13 of the profile element 1 and / or the opening 3 in the rear wall 14 of the profile element.
  • More sound components can penetrate through the opening 3 in the rear wall 14 of the profile element 1, for example. In a cabinet furniture, where they are swallowed by stored items. Reflected sound components strike the film 2 arranged on the rear side 12 of the rear wall 14 and are absorbed there.
  • Fig. 7 shows a perspective view of a fifth embodiment of the profile element 1 according to the invention, wherein the profile element 1 has a central sound passage 6, in which an opening 3 in the front wall 13 of the profile element 1 opens, which spans the perforated film 2.
  • Two acoustic damping chambers which are arranged to the left and right of the central sound passage 6, are each via an orifice of the central sound passage 6 from accessible.
  • More sound components pass through the opening 3 in the intermediate wall 15 in the lower acoustic damping chamber 4, which is formed between the formed in hollow chambers of the profile element 1 acoustic damping chambers 4.
  • the lower acoustic damping chamber 4 can taper either from the mouth or opening 3 to the rear wall 14 or vice versa, from the rear wall 14 to the mouth or opening 3.
  • Further sound components or frequencies can penetrate through the opening 3 in the rear wall 14 of the profile element 1, for example. In a cabinet furniture, where they are swallowed by stored items. Reflected sound components strike the film 2 arranged on the rear side 12 of the rear wall 14 and are absorbed there.
  • Fig. 8 shows a perspective view of a sixth embodiment of the profile element according to the invention, wherein the profile element 1 has an acoustic damping chamber 4, in which an opening in the rear wall 14 of the profile element 1 opens, which spans the perforated film 2.
  • At the front 11 of the profile element 1 is preferably only a colored or colored printed decorative film laminated.
  • the lower acoustic damping chamber 4 can taper either from the mouth or opening 3 to the rear wall 14 or vice versa, from the rear wall 14 to the mouth or opening 3.
  • the invention provides a novel roller shutter profile having an opening in at least one wall and a microperforated film, the perforated film extending at least in sections over the opening in order to form a sound absorber for room acoustic applications.

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Building Environments (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
EP10771007.1A 2009-11-02 2010-10-13 Profilelement für rollläden Active EP2496784B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL10771007T PL2496784T3 (pl) 2009-11-02 2010-10-13 Element profilowy do rolet

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202009014787U DE202009014787U1 (de) 2009-11-02 2009-11-02 Profilelement für Rollläden
PCT/EP2010/006254 WO2011050910A2 (de) 2009-11-02 2010-10-13 Profilelement für rollläden

Publications (2)

Publication Number Publication Date
EP2496784A2 EP2496784A2 (de) 2012-09-12
EP2496784B1 true EP2496784B1 (de) 2013-08-28

Family

ID=43798579

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10771007.1A Active EP2496784B1 (de) 2009-11-02 2010-10-13 Profilelement für rollläden

Country Status (6)

Country Link
EP (1) EP2496784B1 (pl)
DE (1) DE202009014787U1 (pl)
ES (1) ES2436449T3 (pl)
PL (1) PL2496784T3 (pl)
PT (1) PT2496784E (pl)
WO (1) WO2011050910A2 (pl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011101306U1 (de) * 2011-05-24 2012-08-29 Rehau Ag + Co Verschlussanordnung
FR2980497B1 (fr) * 2011-09-23 2014-08-15 Gjl Element profile acoustique
DE102012020657A1 (de) 2012-10-20 2014-04-24 Vkt Velten Kunststofftechnik Gmbh Profilelement für Rollläden
DE202012010058U1 (de) 2012-10-20 2012-11-22 Vkt Velten Kunststofftechnik Gmbh Profilelement für Rollläden
EP2767665A1 (en) * 2013-02-18 2014-08-20 Plastil UK Limited Closure arrangement
DE202014100043U1 (de) * 2014-01-07 2015-04-08 Project Kunststoff-Profiltechnik Gmbh & Co. Kg Jalousielamelle
FR3113074B1 (fr) * 2020-07-30 2022-10-28 Plastil France Lame acoustique
CN115012800B (zh) * 2022-04-12 2024-08-06 江苏科技大学 一种吸音降尘的多功能智能防窥卷帘装置及其控制方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6598701B1 (en) * 2000-06-30 2003-07-29 3M Innovative Properties Company Shaped microperforated polymeric film sound absorbers and methods of manufacturing the same
DE20308239U1 (de) 2003-05-23 2003-08-14 REHAU AG + Co., 95111 Rehau Profilelement
DE20308240U1 (de) 2003-05-23 2003-08-14 REHAU AG + Co., 95111 Rehau Profilelement
DE10346783A1 (de) * 2003-10-08 2005-05-12 Polymade Ges Fuer Innovative T Verfahren und Vorrichtung zur Herstellung von schallabsorbierenden Flächen, insbesondere von schallabsorbierenden Geweben durch Mikrolochung
DE202005015289U1 (de) 2005-09-28 2006-12-14 Rehau Ag + Co. Schrankmöbel
DE202005015290U1 (de) 2005-09-28 2006-12-14 Rehau Ag + Co. Schrankmöbel
DE102006008142A1 (de) 2006-02-20 2007-08-23 Rehau Ag + Co Profilsegment und Verfahren zu seiner Herstellung

Also Published As

Publication number Publication date
WO2011050910A2 (de) 2011-05-05
EP2496784A2 (de) 2012-09-12
PT2496784E (pt) 2013-11-27
DE202009014787U1 (de) 2011-03-17
ES2436449T3 (es) 2014-01-02
PL2496784T3 (pl) 2014-01-31
WO2011050910A3 (de) 2011-10-20

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