EP0940512B1 - Elément stratifié de protection contre le feu - Google Patents

Elément stratifié de protection contre le feu Download PDF

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Publication number
EP0940512B1
EP0940512B1 EP98103564A EP98103564A EP0940512B1 EP 0940512 B1 EP0940512 B1 EP 0940512B1 EP 98103564 A EP98103564 A EP 98103564A EP 98103564 A EP98103564 A EP 98103564A EP 0940512 B1 EP0940512 B1 EP 0940512B1
Authority
EP
European Patent Office
Prior art keywords
fire protection
protection component
component according
layers
outer layers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP98103564A
Other languages
German (de)
English (en)
Other versions
EP0940512A1 (fr
Inventor
Gerhard Kraus
Bernd Fiedler
Robert Wachter
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.)
Wilhelmi Werke AG
Original Assignee
Wilhelmi Werke AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wilhelmi Werke AG filed Critical Wilhelmi Werke AG
Priority to DE59810794T priority Critical patent/DE59810794D1/de
Priority to AT98103564T priority patent/ATE259922T1/de
Priority to EP98103564A priority patent/EP0940512B1/fr
Priority to US09/252,305 priority patent/US6061985A/en
Publication of EP0940512A1 publication Critical patent/EP0940512A1/fr
Application granted granted Critical
Publication of EP0940512B1 publication Critical patent/EP0940512B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/04—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation comprising slabs, panels, sheets or the like
    • E04B9/0428—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation comprising slabs, panels, sheets or the like having a closed frame around the periphery
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92—Protection against other undesired influences or dangers
    • E04B1/94—Protection against other undesired influences or dangers against fire
    • E04B1/941—Building elements specially adapted therefor
    • E04B1/942—Building elements specially adapted therefor slab-shaped
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/001—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by provisions for heat or sound insulation
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/04—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation comprising slabs, panels, sheets or the like
    • E04B9/045—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation comprising slabs, panels, sheets or the like being laminated

Definitions

  • the invention relates to a plate-shaped fire protection element in sandwich construction with at least three together connected layers, which is subject to fire exposure withstands a front and a back, in particular for a ceiling or wall in a building.
  • Such a fire protection element is from DE 40 36 735 C2 known.
  • the legs of the U-shaped Traverse lie on the plates, whereas the Bridge defines the height of the space between the plates.
  • the well-known fire protection element a high density and therefore need one particularly complex and stable support structure for Installation on a ceiling.
  • the overall height of the fire protection element large, what when installed in a Building requires large suspension heights, and the fire protection element is not sound absorbing.
  • a plate-shaped fire protection element is also known, which is bordered with a U-profile, that over the entire height of the plate element and around this runs all around. An adjustment of the plate element structural conditions z. B. by shortening is not possible.
  • DE-U-8 905 439 is a sandwich construction manufactured fire protection element known.
  • the present invention is based on the object plate-shaped fire protection element of the type mentioned above to create a high mechanical with low weight Has stability and easy and inexpensive to manufacture and is easy to install in a building.
  • a passage of fire gases through the fire protection element is prevented especially with the help of the middle layer, with which the two outer layers the weight of the fire protection element can advantageously be reducing porous.
  • Each individual solid of the expanded glass granulate or Perlite of the outer layers has a high proportion of pores, which also gives the fire protection element good insulation.
  • the outside sinter plate-shaped layers superficial and thus protect the Layers arranged inside the fire protection element. It is also due to the equipment of the outer panels with expanded glass granulate or pearlite a high degree of sound absorption guaranteed. This is especially of Advantage if the fire protection element z. B. in corridors and Escape routes from buildings is installed. A halls in these gears are thus avoided.
  • the weight of the fire protection element is particularly low, if preferably at least two of the layers by means of one Adhesive are connected. It is sufficient if the adhesive is only partial, e.g. B. in a grid pattern, is placed between the layers.
  • the adhesive could be flame retardant; the fire protection effect will but especially reinforced when the glue is non-flammable is.
  • the fire protection element is opposite to a passage from Gases particularly dense if according to another advantageous one Development of the invention, the middle layer Gypsum fiber board or a calcium silicate board is. Gypsum fiber boards and calcium silicate plates are also special inexpensive to manufacture.
  • the plate-like layers have the same external dimensions and two or more To install fire protection elements abutting in a building are.
  • the outer edges of the fire protection elements z. B. with a Fire protection compound should be provided, which under the influence of heat, d. H. in the event of a fire, swells or foams and so the area between two fire protection elements closes. Applying the fire protection compound the outer edges of the fire protection element is pronounced consuming. It is therefore of particular advantage if the middle layer has smaller external dimensions than the outer layers and if on at least one the middle of the outer edges of the fire protection element Layer forming a recess opposite the outer one Layers is set back. In this recess z. B. a material swelling in the event of fire.
  • the material can be easily inserted into the recess insert because it flows out or away through the groove-shaped Design of the recess is prevented.
  • the manufacture of the fire protection element is preferred as well as its installation in the Recess a spring element insertable.
  • the spring element could be made of any fire protection material. A homogeneous layer structure and thus a uniform one However, it creates the protective effect of the fire protection element Of particular advantage if the spring element Gypsum fiber element or a calcium silicate element. On Gypsum fiber element or a calcium silicate element as a spring element is also particularly inexpensive.
  • the invention is at least one of the angle profiles in cross section L or U shaped.
  • the installation of the Profile is easier if the legs of the angle profile each have a different length. is preferably the longer leg of the angle profile on one area facing the middle layer one of the outer Layers arranged, then the middle layer additionally stabilized.
  • a particularly effective edge protection of the outer plates is given if according to one another advantageous development of the invention the shorter Leg of the L-shaped angle profile or a die Leg connecting web of the U-shaped angle profile at least part of the edge area of one of the outer Layers.
  • a protrusion of connecting components from the fire protection element is advantageously avoided if at least one of the outer layers in the area of the screw connection or riveting a recess for receiving a Has screw or rivet head.
  • the fire protection element on two opposite Sides on cones, the cones being a common one Form swivel axis.
  • the fire protection element swivels in suitable storage locations to attach a wall or ceiling structure, so that it can be folded down around the pivot axis if necessary can and therefore a behind the wall or the ceiling Space, e.g. B. for maintenance work on supply lines in a building that is accessible.
  • Fig. 1 is a portion of a plate-shaped fire protection element 1 shown, the two outer, as plates formed layers 2, 3 and an intermediate, also designed as a medium plate Layer 4 has.
  • the plate-like layers 2-4 are sandwiched together and by means of a partially applied and non-combustible adhesive 11 connected with each other.
  • the outer layers 2, 3 are fire protection plates made of inorganic bound expanded glass granules, the beyond have sound-absorbing properties.
  • the middle layer 4 is formed and prevented by a gypsum fibreboard a passage of fire gases through the fire protection element 1. Due to the symmetrical layer structure of the fire protection element 1 also with large plates at bridging distances, e.g. B. in an order of magnitude of 2400 mm, may occur Deflection of the plates is largely prevented.
  • the angle profile 5 has a shorter leg 17 and one longer leg 14, the shorter leg 17th an outer edge area of the top Layer 2 covers and the longer leg 14 on an inner, the area of the outer layer facing the middle layer 4 Layer 2 is arranged.
  • That enclosing an edge region of the layer 3 lying below U-shaped angle profile 6 encompasses this layer 3 in the way that a longer leg 15 on one of the middle Area 4 facing layer, a shorter leg 18 on a lower outer region and one of the legs 15, 18 connecting web 20 on an outer edge region the plate 3 is arranged.
  • the outer panels 2, 3 and the gypsum fibreboard in between 4 are connected by a screw 7.
  • the underlying plate 3 has a recess 8 in which a screw 9 is inserted.
  • the screw 9 braced - the legs 14, 15 of the angle profiles 5, 6 sweeping - the outer plates 2, 3 against each other, whereby the middle layer 4 is clamped in between; Consequently the plates 2 - 4 are non-positive and positive connected.
  • a screw head 24 is in the recess 8 sunk and from a closing the recess 8 Fire protection mass 10 covered. The screw head 24 is thus protected from direct flame in the event of fire.
  • FIG. 2 An embodiment of two arranged side by side Fire protection elements is shown in Fig. 2, wherein - how also in the other figures - each corresponding Components are provided with the same reference numerals.
  • a middle plate-shaped layer 4 has smaller ones here External dimensions as outer plate-shaped layers 2, 3 and forms a recess 23 opposite the outer Layers 2, 3 set back.
  • a spring element filling the recesses 13 inserted.
  • the spring element 13 does not create only mechanical support of the fire protection elements against each other, but also creates a continuous fire protection area without having to be covered or filled in separately Transition areas.
  • a bordering area of the upper outer layer 2 Angle profile 12 is U-shaped, with a longer leg 16 on one of the middle layer 4 facing Area of the plate 2 is arranged.
  • the thigh 16 thus also forms a wall of the recess 23 like a leg 15 of an edge region of the plate 3 edging angle profile 6.
  • Another wall of the recess 23 is formed by an outer edge of the plate 4.
  • a shorter leg 19 of the angle profile 12 is in the plate 2 sunk so that the leg 19 flush with closes the outer surface of the plate 2 and therefore no protruding or protruding interfering components are present on plate 2.
  • One of the legs 16, 19 connecting web 21 faces the outer surface of the plate 2 towards a beveled area 22.
  • Screw connection 7 Are connected the plates 2 - 4 by means of an only schematically indicated here Screw connection 7.
  • Fig. 3 shows a rectangular fire protection element 1, the its two transverse sides each with two pins 25, 32 and 26, 31 is provided.
  • the attachment of the cones is shown using the example of the pin 25 in Fig. 4 clearly, the one Sectional view taken along line IV-IV in Fig. 3.
  • On enclosing a plate-shaped layer 2 lying above Angle profile 29 is one in one end region middle layer 4 facing leg 28 as a circular Recording 27 curved.
  • the pin 25 In the receptacle 27 is the pin 25 inserted, the central axis of which forms a pivot axis 30.
  • On this pivot axis 30 is also the one on the opposite Transverse side of the fire protection element 1 located Pin 26 arranged.
  • the fire protection element is e.g. B. for maintenance work Cable or supply ducts can be folded down from the ceiling, but it is still held by this. For that you can the pins of the fire protection element in their recordings be slidably mounted against a spring. To fold down the fire protection element is then along one of its Long sides raised, then the corresponding, each arranged on a transverse side against the pin they pressed the supporting spring and finally the element swung.
  • the outside dimensions of the below lying outer layer 3 correspond approximately to the outer dimensions the top and middle layers 2, 4, so that on the opposite of the first paragraph 35
  • Side of the fire protection element 1, a second paragraph 36 is formed, the distance B between the outer edges the top and middle layers 2, 4 and layer 3 below.
  • the distances A, B can have an identical dimension, but it is for assembly overlapping fire protection elements side by side to compensate for tolerances favorable if the measure of one Distance is slightly less than the measure of the other distance; z. B. can with a total width C of the fire protection element 1 of approximately 405 mm the distance A 10 mm and the distance B is 8.5 mm.
  • the outer layer 3 below is on both long sides bordered by an L-shaped angle section 5, whereas the top outer layer 2 on its long sides on the one hand from a U-shaped angle profile 6 and opposite framed by a U-shaped angle section 33 is.
  • the U-shaped angle profile 33 is on the side of the arranged first paragraph 35 and has a web 34, which is angled to the longitudinal axis of layer 2 in such a way is that the outer flat surface of layer 2 is slightly smaller than that facing the middle layer 4 inner plane surface of layer 2.
  • the outer layers 2, 3 of the fire protection element 1 after Fig. 5 have expanded glass granules or pearlite, whereas the middle layer 4 is a gypsum fiber or calcium silicate board is.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)
  • Laminated Bodies (AREA)

Claims (17)

  1. Élément stratifié de protection contre le feu en forme de plaque comprenant au moins trois couches reliées entre elles, qui résiste à une charge d'incendie d'un côté avant et d'un côté arrière, en particulier pour un plafond ou une paroi dans une construction,
    caractérisé en ce que
    deux couches extérieures (2, 3) et une couche médiane (4) intercalée sont conformées comme une plaque, en ce que la région du bord des deux couches extérieures (2, 3) est encadrée au moins sur deux côtés opposés par un profilé angulaire (5, 6, 12, 29, 33) et en ce que les couches (2, 3, 4) sont reliées entre elles, les couches extérieures (2, 3) comprenant du granulat de verre expansé ou de la perlite et la couche médiane (4) étant conformée pour empêcher une pénétration de gaz.
  2. Élément de protection contre le feu selon la revendication 1, caractérisé en ce que les côtés longitudinaux des couches extérieures (2, 3) sont bordés par un profilé angulaire (5, 6, 12, 29, 33).
  3. Élément de protection contre le feu selon la revendication 1, caractérisé en ce qu'au moins deux des couches (2, 3, 4) sont reliées au moyen d'un agent adhésif (11).
  4. Élément de protection contre le feu selon une des revendications précédentes, caractérisé en ce qu'au moins deux des couches (2, 3, 4) sont reliées au moyen d'un vissage (7) ou d'un rivetage.
  5. Élément de protection contre le feu selon une des revendications précédentes, caractérisé en ce que la couche médiane (4) est une plaque de plâtre armé de fibres ou une plaque de silicate de calcium.
  6. Élément de protection contre le feu selon une des revendications précédentes, caractérisé en ce que la couche médiane (4) présente des dimensions extérieures plus petites que les couches extérieures (2, 3) et en ce que sur au moins un des chants extérieurs de l'élément de protection contre le feu (1), la couche médiane (4) est décalée vers l'arrière par rapport aux couches extérieures en formant un évidement (23).
  7. Élément de protection contre le feu selon la revendication 6, caractérisé en ce qu'un élément faisant ressort (13) peut être inséré dans l'évidement (23).
  8. Élément de protection contre le feu selon la revendication 7, caractérisé en ce que l'élément faisant ressort (13) est un élément en plâtre armé de fibres ou un élément en silicate de calcium.
  9. Élément de protection contre le feu selon une des revendications précédentes, caractérisé en ce qu'au moins un des profilés angulaires (5, 6, 12, 33) a une section en forme de L ou de U.
  10. Élément de protection contre le feu selon la revendication 9, caractérisé en ce que les branches (14, 17 ; 15, 18 ; 16, 19) du profilé angulaire (5, 6, 12, 33) présentent respectivement une longueur différente.
  11. Élément de protection contre le feu selon la revendication 10, caractérisé en ce que la branche plus longue (14, 15, 16) du profilé angulaire (5, 6, 12, 33) est disposée dans une région d'une des couches extérieures (2, 3) qui est orientée vers la couche médiane (4).
  12. Élément de protection contre le feu selon la revendication 10 ou 11, caractérisé en ce que la branche plus courte (17) du profilé angulaire en forme de L (5) ou une traverse (20, 21, 34) du profilé angulaire en forme de U (6, 12, 33) qui relie les branches recouvre au moins une partie de la région du bord d'une des couches extérieures (2, 3).
  13. Élément de protection contre le feu selon une des revendications 4 à 12, caractérisé en ce que le vissage (7) ou rivetage pénètre au moins une des branches (14, 15, 16) du profilé angulaire (5, 6, 12) orienté vers la couche médiane (4).
  14. Élément de protection contre le feu selon une des revendications 4 à 13, caractérisé en ce qu'au moins une des couches extérieures (2, 3) présente dans la région du vissage (7) ou rivetage un évidement (8) pour accueillir une tête de vis (24) ou de rivet.
  15. Élément de protection contre le feu selon la revendication 14, caractérisé en ce que l'évidement (8) est fermé avec une masse (10) de protection contre le feu.
  16. Élément de protection contre le feu selon une des revendications précédentes, caractérisé en ce que l'élément de protection contre le feu (1) présente un tourillon (25, 26) sur deux côtés opposés l'un à l'autre, les tourillons (25, 26) formant un axe de pivotement (30) commun.
  17. Élément de protection contre le feu selon la revendication 16, caractérisé en ce que les tourillons (25, 26) sont disposés dans une région d'une branche (28) d'un des profilés angulaires (29) qui est conformée chaque fois comme un logement (27)
EP98103564A 1998-03-02 1998-03-02 Elément stratifié de protection contre le feu Expired - Lifetime EP0940512B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE59810794T DE59810794D1 (de) 1998-03-02 1998-03-02 Plattenförmiges Brandschutzelement in Sandwich-Bauweise
AT98103564T ATE259922T1 (de) 1998-03-02 1998-03-02 Plattenförmiges brandschutzelement in sandwich- bauweise
EP98103564A EP0940512B1 (fr) 1998-03-02 1998-03-02 Elément stratifié de protection contre le feu
US09/252,305 US6061985A (en) 1998-03-02 1999-02-18 Plate-shaped fire-resistant element in a sandwich construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98103564A EP0940512B1 (fr) 1998-03-02 1998-03-02 Elément stratifié de protection contre le feu

Publications (2)

Publication Number Publication Date
EP0940512A1 EP0940512A1 (fr) 1999-09-08
EP0940512B1 true EP0940512B1 (fr) 2004-02-18

Family

ID=8231506

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98103564A Expired - Lifetime EP0940512B1 (fr) 1998-03-02 1998-03-02 Elément stratifié de protection contre le feu

Country Status (4)

Country Link
US (1) US6061985A (fr)
EP (1) EP0940512B1 (fr)
AT (1) ATE259922T1 (fr)
DE (1) DE59810794D1 (fr)

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US10184246B2 (en) 2010-04-08 2019-01-22 California Expanded Metal Products Company Fire-rated wall construction product
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US20170121958A1 (en) * 2015-11-01 2017-05-04 Youxuan Jin Construction Method to Reinforce Masonry Walls with Wood
JP6829967B2 (ja) * 2016-08-30 2021-02-17 大和ハウス工業株式会社 ベースパネル及びこれを備えた耐火壁
US20190078325A1 (en) * 2017-09-13 2019-03-14 Semco Llc Layered fire-retardant panel
US10753084B2 (en) 2018-03-15 2020-08-25 California Expanded Metal Products Company Fire-rated joint component and wall assembly
US10689842B2 (en) 2018-03-15 2020-06-23 California Expanded Metal Products Company Multi-layer fire-rated joint component
CA3041494C (fr) 2018-04-30 2022-07-05 California Expanded Metal Products Company Bouchon a cannelures coupe-feu fixe mecaniquement
AU2019216678B2 (en) 2018-08-16 2021-05-13 Cemco, Llc Fire or sound blocking components and wall assemblies with fire or sound blocking components
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US11268274B2 (en) 2019-03-04 2022-03-08 California Expanded Metal Products Company Two-piece deflection drift angle
US11920343B2 (en) 2019-12-02 2024-03-05 Cemco, Llc Fire-rated wall joint component and related assemblies
US11542091B2 (en) * 2020-07-23 2023-01-03 Cellblock Fcs, Llc Shipping package for lithium battery
US12454824B2 (en) 2020-08-19 2025-10-28 Cemco, Llc Building joint with compressible firestopping component
US12607009B2 (en) 2021-12-27 2026-04-21 Cemco, Llc Fire-rated gaskets and wall assemblies
DE202022103082U1 (de) 2022-05-31 2023-09-04 BIB Bau-Industrie-Bedarf GmbH Bauelement für den Innenbereich eines Gebäudes

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Also Published As

Publication number Publication date
DE59810794D1 (de) 2004-03-25
ATE259922T1 (de) 2004-03-15
US6061985A (en) 2000-05-16
EP0940512A1 (fr) 1999-09-08

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