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WO2011066929A1 - Dispositif de protection thermique et procédé d'isolation thermique - Google Patents

Dispositif de protection thermique et procédé d'isolation thermique Download PDF

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Publication number
WO2011066929A1
WO2011066929A1 PCT/EP2010/007212 EP2010007212W WO2011066929A1 WO 2011066929 A1 WO2011066929 A1 WO 2011066929A1 EP 2010007212 W EP2010007212 W EP 2010007212W WO 2011066929 A1 WO2011066929 A1 WO 2011066929A1
Authority
WO
WIPO (PCT)
Prior art keywords
surface element
building window
building
window
sheet
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.)
Ceased
Application number
PCT/EP2010/007212
Other languages
German (de)
English (en)
Inventor
Herbert Sinnesbichler
Michael Eberl
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.)
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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 Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Priority to EP10784992.9A priority Critical patent/EP2507463B1/fr
Publication of WO2011066929A1 publication Critical patent/WO2011066929A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/04—Wing frames not characterised by the manner of movement
    • E06B3/28—Wing frames not characterised by the manner of movement with additional removable glass panes or the like, framed or unframed
    • E06B3/285—Wing frames not characterised by the manner of movement with additional removable glass panes or the like, framed or unframed flexible transparent foils without a proper frame fixed and sealed at a distance from the existing glass pane
    • 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
    • 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
    • E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • 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
    • E06B2009/1505—Slat details
    • E06B2009/1527—Transparent slats or transparent sections in slats
    • 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
    • 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
    • E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B2009/2423—Combinations of at least two screens
    • E06B2009/2447—Parallel screens
    • E06B2009/2452—Parallel screens moving independently

Definitions

  • the invention relates to a heat protection device for a building window, comprising a first surface element and a second surface element, which are arranged at a distance from one another, wherein at least one surface element in the infrared
  • Spectral region is formed at least partially reflective.
  • EP 0 074 952 B1 discloses a heat-insulating blind of the type mentioned in the introduction. This known blind consists of two thin and transparent
  • both layers of material can be lowered at a predeterminable distance on the inner side of the window facing the room. In this way, the loss of heat energy through the window should be reduced without restricting the view through the window.
  • a disadvantage of this prior art that the material layers of only 75 ⁇ have a low mechanical stability. Furthermore, the heat protection device affects the visual impression of the room.
  • the invention is therefore based on the object to reduce heat loss through glass facades or window openings, without having to accept the disadvantages mentioned.
  • a thermal protection device for a building window comprising a first surface element and a second surface element, which are spaced from each other, wherein at least one surface element in the infrared spectral region is at least partially reflective, wherein the first surface element and the second surface element on the Outside of the building window are arranged and the first surface element with a first
  • Fastening device is arranged in front of the building window and the second surface element with a second fastening device in front of the building window is arranged, by means of which the first surface element and the second surface element are independently operable.
  • the solution of the object in a method for thermal insulation of a building window in which a first surface element and a second surface element spaced from each other on the outside of the building window are arranged, wherein at least the second surface element in the visible spectral region at least partially transparent and in the infrared spectral region at least partially is reflective and the second surface element by means of a second
  • Fastening device is arranged permanently or movably in front of the building window and the first surface element is arranged by means of a first fastening device movable in front of the building window.
  • the heat protection device according to the invention is suitable for building windows, which can be opened by means of appropriate fittings or for fixed glazing.
  • a building window according to the present invention is therefore an at least partially transparent component, such as a facade element, a window or a roof window.
  • a first and a second surface element is arranged at least in front of the building window. Both surface elements have a predeterminable distance from each other. At least one surface element is at least partially reflective, at least in the infrared spectral range. In this way, two insulating layers of air are formed between the outside of the building window, the second surface element and the first surface element. Due to the additional static layers of air between the outside of the building window and the surrounding atmosphere, the heat loss through convection is effectively reduced. Due to the infrared reflecting properties of at least one
  • the surface elements can either be arranged permanently in front of the window and reduce the heat loss 24 hours a day.
  • the surface elements may be movable, so that These do not obstruct the view, the ventilation or the exit from the window.
  • the surface elements can be operated independently of one another so that either one or both or none of the surface elements is arranged in front of the window opening.
  • Surface elements in the visible spectral range to be at least partially transparent. In this way, the surface element can be arranged permanently in front of the building window. Due to the transparency of the surface element in the visible spectral range, the view from the building is impaired only slightly by the building window equipped according to the invention.
  • a surface element with partial transparency is formed from a material which, in the spectral range between 780 nm and 380 nm wavelength at at least one wavelength or in at least one wavelength range, absorbs less than 50% or less than 30% or less than 10% of the irradiated intensity.
  • a surface element with partial transparency is formed from a material which is in the spectral range between 780 nm and 380 nm wavelength at at least one wavelength or wavelength in at least one wavelength range has a transmission of less than 30% or less than 20% or less than 10% of the radiated intensity and has recesses or holes which have an area fraction of more than 10% or more than 20% or more than 40 % of the total area of the area element, in this case the term "partial" refers to the location area.
  • at least one surface element may be made opaque. As an added benefit, the surface element can then be used to darken the room and during that effectively reduce the heat loss through the building window, especially during the night hours. On the other hand, such a surface element already exists on the building
  • the second surface element can remain permanently arranged in front of the building window, whereas the first surface element is designed to be movable.
  • a movable attachment of the surface element can be realized by means of a fastening device, by means of which the surface element is rollable, hinged or displaceable.
  • the second surface element has an infrared-reflecting coating on the side facing the building window, heat radiation emerging from the building through the building window is reflected back into the building by the second surface element. If the second surface element has an infrared-reflecting coating on both sides or consists of an infrared-reflecting material, the second surface element can be arranged all year in front of the building window and in the same way reduce excessive heating of the building interior in intense sunlight. In this way, the second surface element can have a positive effect on the indoor climate and the whole year all year round
  • the first surface element and the second surface element may be arranged with a common fastening device in front of the building window, by means of which the first surface element and the second surface element is jointly movable. This allows a simple temporary
  • the fastening device may be configured to roll, displace or pivot the surface elements.
  • FIG. 1 shows a cross section through a building window with the heat protection device according to the invention.
  • the building wall 1 defines a room of a building, for example a residential or office building.
  • the interior extends on the right side of the building wall.
  • the exterior of the building extends in Figure 1 on the left side of the building wall.
  • the building wall 1 has an opening. The opening is closed by means of a building window 3, in order to avoid drafts and to ensure a comfortable climate in the interior of the building.
  • the building window 3 has a glazing, which in some embodiments of the invention in the interior of persons located the view from the building window 3 allows.
  • the glazing 10 of the building window 3 as tinting a tint and / or a
  • the glazing 10 may be an insulating glazing containing a plurality of individual slices. Between a plurality of disks, a gap may be formed which is filled with an insulating gas of predeterminable composition and specifiable pressure. In other embodiments, the
  • Each individual pane of the glazing 10 may have a coating which increases the scratch resistance of the pane and / or reflects incident heat radiation.
  • the reflection of heat radiation can on the one hand be provided to reduce the heat loss from the interior of the building in the cold season.
  • the first pane of the glazing 10 may have a coating which increases the scratch resistance of the pane and / or reflects incident heat radiation.
  • the reflection of heat radiation can on the one hand be provided to reduce the heat loss from the interior of the building in the cold season.
  • Coating can be used to prevent in the warm season the excessive entry of solar heat radiation into the room.
  • the glazing 10 of the building window 3 is fixed in the wall opening by means of a frame 2.
  • the frame 2 can be made in two parts, so that the glazing can be opened by means of a tilting and / or rotating and / or sliding mechanism.
  • the frame 2 may be in one piece, so that the glazing 10 of the building window 3 is designed as fixed glazing.
  • the thermal protection device 9 On the side facing away from the room of the building window 3 and thus on the outside of the building, the heat protection device 9 according to the invention is arranged.
  • the thermal protection device 9 includes a first surface element 5 and a second surface element 4, which are arranged at a distance from each other.
  • the distance 12 between the building window 3 and the second surface element 4 may correspond approximately to the distance 11 between the second surface element 4 and the first surface element 5.
  • the proposed heat protection device 9 In both spaces 1 1 and 12 formed in this way ever an insulating air cushion, which prevents the direct action of atmospheric air movements on the glazing 10 of the building window 3 and the associated discharge of heat energy.
  • the heat loss by radiation can be effectively prevented by the proposed heat protection device 9, the heat loss by radiation.
  • at least one of the surface elements 4 and / or 5 is at least partially reflective in the infrared spectral range.
  • a coating may contain or consist of gold, aluminum or titanium oxide.
  • the coating can be applied on one or both sides.
  • the coating is applied at least on one side to the second surface element 4 on the side facing the building window 3.
  • the second surface element 4 can have an infrared-reflecting coating on both sides or consist entirely of an infrared-reflecting material. In this way, the second surface element reduces both the heat loss from the room as well as the penetration of unwanted solar heat in the room.
  • a special High thermal insulation results when the second surface element 4 is provided on both sides at least partially with an infrared-reflective coating.
  • the infrared-reflecting coating may be designed to produce a reflectivity of more than 50%, at least in the spectral range between about 40 ⁇ m and about 0.8 ⁇ m wavelength, at least in a sub-range.
  • the reflectivity can be more than 80%.
  • a reflectivity of more than 60% in the spectral range between 30 ⁇ and 3 pm wavelength can be achieved.
  • the second surface element 4 may be transparent at least in the visible spectral range between about 780 nm and about 380 nm wavelength. In another embodiment of the invention, the transparency range extends at least between about 550 nm and about 380 nm wavelength. In yet another embodiment of the invention, the transparency range extends at least between about 780 nm and about 550 nm
  • Wavelength in the sense of the present invention is understood in some embodiments of the invention to mean a permeability of more than 25%, in some embodiments more than 60%, in yet another embodiment more than 80% of the incident radiation. In this way, the view from the room through the second surface element 4 is not obstructed. Thus, the second surface element 4 may be almost invisible to the occupant of the building.
  • the first surface element 5 may also be transparent, as described above for the second surface element 4. In this case, both surface elements can remain permanently installed in front of the building window 3 and in this way permanently reduce the heat loss of the building through the building window 3.
  • the first surface element 5 may be opaque in the visible spectral range. In this way, the first surface element 5 can be used in a manner known per se for darkening the space behind the building window 3. Thus stands during the
  • a further infrared-reflecting layer may be brought in front of the building window 3 by the first surface element 5.
  • the insulation of the building window 3 is further increased during the particularly cold night hours.
  • the first area element 5 is arranged with a first attachment device 7 in front of the building window 3 and the second area element 4 with a second attachment device 8 in front of the building window 3 is arranged.
  • it can comprise a frame, which can be permanently or detachably connected to the frame 2 of the building window 3.
  • the second surface element 4 can be mounted seasonally or permanently in the window recess in front of the building window 3.
  • the second fastening device 8 can also be designed to arrange the second surface element 4 movably in front of the building window 3, for example rollable or displaceable. As a result, the second surface element 4 can be removed for ventilation, for cleaning or for exit from the building window 3.
  • Fixing device 8 for energetic building renovation in the inventory subsequently be attached to the frame 2 of the building window 3.
  • the first fastening device 7 can likewise allow a static fastening of the first surface element 5.
  • the first fastening device 7 can likewise allow a static fastening of the first surface element 5.
  • the first fastening device 7 allows a movable mounting of the first surface element 5.
  • the first surface element 5 on a arranged in the first fastening device 7 shaft 6 is rollable.
  • the shaft 6 can in a conventional manner by a hand crank, a winding belt or a Electric motor can be rotated, whereby the first surface element 5 can be wound up or unwound.
  • the proposed thermal protection device 9 is particularly suitable for the energetic renovation of old buildings, if as the first surface element 5 and as a first fastening device 7 an already existing on the building roller shutter is used.
  • the material of the shutter during the installation of the heat protection device 9 can be provided on the inside with an additional infrared-reflective coating or replaced by an infrared-reflective material.
  • the heat protection device 9 comprised a second surface element 4, which consisted of a double-sided infrared-reflecting film.
  • the first surface element 5 consisted of a commercial roller shutter with

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Building Environments (AREA)

Abstract

L'invention concerne un dispositif de protection thermique pour la fenêtre d'un bâtiment, contenant un premier élément bidimensionnel et un deuxième élément bidimensionnel, lesquels sont disposés à distance l'un de l'autre, au moins un élément bidimensionnel étant réalisé de manière à être au moins partiellement réfléchissant dans la plage spectrale de l'infrarouge, le premier élément bidimensionnel et le deuxième élément bidimensionnel étant disposés sur la face extérieure de la fenêtre du bâtiment et le premier élément bidimensionnel étant disposé avec un premier dispositif de fixation devant la fenêtre du bâtiment, le deuxième élément bidimensionnel étant disposé devant la fenêtre du bâtiment avec un deuxième dispositif de fixation, au moyen duquel le premier élément bidimensionnel et le deuxième élément bidimensionnel peuvent être commandés indépendamment l'un de l'autre. En outre, l'invention concerne un procédé d'isolation thermique de la fenêtre d'un bâtiment, pour lequel un premier élément bidimensionnel et un deuxième élément bidimensionnel sont disposés à distance l'un de l'autre sur la face extérieure de la fenêtre du bâtiment, au moins le deuxième élément bidimensionnel étant réalisé de sorte à être au moins partiellement transparent dans la plage visible du spectre et au moins partiellement réfléchissant dans la plage infrarouge du spectre et le deuxième élément bidimensionnel étant disposé devant la fenêtre du bâtiment à demeure ou de manière mobile au moyen d'un deuxième dispositif de fixation, le premier élément bidimensionnel étant disposé devant la fenêtre du bâtiment de manière mobile au moyen d'un premier dispositif de fixation.
PCT/EP2010/007212 2009-12-01 2010-11-27 Dispositif de protection thermique et procédé d'isolation thermique Ceased WO2011066929A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10784992.9A EP2507463B1 (fr) 2009-12-01 2010-11-27 Dispositif d'isolation thermique et procédé d'isolation thermique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009056329A DE102009056329A1 (de) 2009-12-01 2009-12-01 Wärmeschutzvorrichtung und Verfahren zur Wärmeisolierung
DE102009056329.6 2009-12-01

Publications (1)

Publication Number Publication Date
WO2011066929A1 true WO2011066929A1 (fr) 2011-06-09

Family

ID=43589489

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/007212 Ceased WO2011066929A1 (fr) 2009-12-01 2010-11-27 Dispositif de protection thermique et procédé d'isolation thermique

Country Status (4)

Country Link
EP (1) EP2507463B1 (fr)
DE (1) DE102009056329A1 (fr)
PL (1) PL2507463T3 (fr)
WO (1) WO2011066929A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017218878A1 (de) 2016-11-07 2018-05-24 Aktiebolaget Skf Verkabeltes Lager

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247970A1 (de) * 1982-12-24 1984-07-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Folienrolladen zur gebaeudeklimatisierung
EP0074952B1 (fr) 1980-12-08 1985-07-17 LILJENDAHL, Sven Algot Joel Store roulant d'isolation thermique
DE102006038488A1 (de) * 2006-08-16 2008-02-21 Michael Heidan Rollladen-Rollo-Kombination
US20080155911A1 (en) * 2006-12-29 2008-07-03 3M Innovative Properties Company Apparatus for mounting film structures and methods

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1857110U (de) * 1957-06-25 1962-08-23 Thermo Chemical Dev Co Abt Fue Waermedaemmendes mehrscheibenisolierglas.
DE2642266A1 (de) * 1976-09-20 1978-03-23 Arthur J Algaier Vorrichtung zur regelung der sonnenenergieuebertragung durch aussenwandfenster von gebaeuden
DE7733770U1 (de) * 1977-11-03 1978-10-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Rolladen
CH650556A5 (en) * 1980-09-19 1985-07-31 Wolfgang Schugk Roller blind
DE102008017696A1 (de) * 2008-04-08 2009-10-15 Iduso Gesellschaft zur Förderung und Verwertung kreativer Ideen mbH Energiesparende Klettfensterfolie

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0074952B1 (fr) 1980-12-08 1985-07-17 LILJENDAHL, Sven Algot Joel Store roulant d'isolation thermique
DE3247970A1 (de) * 1982-12-24 1984-07-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Folienrolladen zur gebaeudeklimatisierung
DE102006038488A1 (de) * 2006-08-16 2008-02-21 Michael Heidan Rollladen-Rollo-Kombination
US20080155911A1 (en) * 2006-12-29 2008-07-03 3M Innovative Properties Company Apparatus for mounting film structures and methods

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017218878A1 (de) 2016-11-07 2018-05-24 Aktiebolaget Skf Verkabeltes Lager

Also Published As

Publication number Publication date
EP2507463B1 (fr) 2017-04-26
EP2507463A1 (fr) 2012-10-10
DE102009056329A1 (de) 2011-06-09
PL2507463T3 (pl) 2017-09-29

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