EP2700762B1 - Assemblage en bois - Google Patents

Assemblage en bois Download PDF

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Publication number
EP2700762B1
EP2700762B1 EP13450035.4A EP13450035A EP2700762B1 EP 2700762 B1 EP2700762 B1 EP 2700762B1 EP 13450035 A EP13450035 A EP 13450035A EP 2700762 B1 EP2700762 B1 EP 2700762B1
Authority
EP
European Patent Office
Prior art keywords
joint
seal
wooden
wood
wooden joint
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
EP13450035.4A
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German (de)
English (en)
Other versions
EP2700762A2 (fr
EP2700762A3 (fr
Inventor
Vinzenz Harrer
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.)
Vinzenz Harrer GmbH
Original Assignee
Vinzenz Harrer GmbH
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Filing date
Publication date
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Publication of EP2700762A2 publication Critical patent/EP2700762A2/fr
Publication of EP2700762A3 publication Critical patent/EP2700762A3/fr
Application granted granted Critical
Publication of EP2700762B1 publication Critical patent/EP2700762B1/fr
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    • 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
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/26—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
    • E04B1/2604—Connections specially adapted therefor
    • 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
    • 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
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/26—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
    • E04B1/2604—Connections specially adapted therefor
    • E04B2001/2628—Interlocking connectors, e.g. with hooks or dovetails, added to the elongated wooden members
    • E04B2001/2632—Interlocking connectors, e.g. with hooks or dovetails, added to the elongated wooden members with dovetail-type connections
    • 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
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/26—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
    • E04B1/2604—Connections specially adapted therefor
    • E04B2001/2644—Brackets, gussets or joining plates
    • E04B2001/2648—Brackets, gussets or joining plates located in slots of the elongated wooden members

Definitions

  • the invention relates to a wood connection according to the preamble of claim 1.
  • connection devices which are meanwhile customary in connection technology represent a limiting factor with regard to the fire safety of timber structures.
  • the metallic connection devices are usually exposed directly to a fire. Due to the good thermal conductivity, there is a rapid heating of the metallic connecting devices. However, with increasing temperature or heat, the maximum load capacity of the respective metallic connection devices decreases increasingly, and there is a sudden failure of the connecting devices. It has been found that, as a rule, the metallic connecting devices already fail before the burning wooden components. This is usually unexpected and surprising for the surrounding and affected groups of people Injured or dead lead. Such a capacity reduction of the wood connection could, for example, a falling wooden beams, such as a roof truss result.
  • the DE 20 2005 016 486 U1 describes a Fugenabdichltung between components with the features of the preamble of claim 1, wherein in the region of a joint between adjacent components, a material is arranged, which swells when exposed to heat and the joint seals against smoke and flames.
  • a door frame is known in which strips are attached to the joints, which should seal the joint against smoke passage in tape or heat.
  • the EP 51 319 A2 discloses a post having a metal core and a plurality of wooden parts completely enveloping it. In the gaps between the wood parts conventional seals are arranged.
  • the WO 2005/078205 A1 describes a self-centering wood connection, wherein conventional seals are arranged in the joints.
  • the object of the invention is therefore to provide a wood connection of the type mentioned, with which the mentioned disadvantages can be avoided, with which the fire resistance of a timber structure, in particular a wood connection, can be improved. This is achieved by the features of claim 1 according to the invention.
  • the fire resistance of a timber structure in particular a wood connection
  • This can prevent the premature failure of a wood connection in the event of heat or fire.
  • it is possible to protect the part recognized as the weakest part of a wood connection in the event of fire with little effort.
  • a heat-related capacity reduction of the wood connection can be delayed or prevented.
  • the period of time which a timber structure as such survives during a fire without collapsing can be increased.
  • the Fig. 1 and 2 each show a preferred embodiment of a Wood connection 1 comprising at least a first wooden component 2, a second wooden component 3 and at least one connecting device 4, wherein the first wooden component 2 is connected to the second wooden component 3 by means of the connecting device 4 to form a joint 5, wherein the connecting device 4 as a support the second wooden component 3, wherein in the region of the joint 5 at least partially a seal 6 is arranged, which seal 6 closes the joint 5 at an ambient temperature above a predeterminable limit temperature, the joint 5 at least in the region of the connecting device 4, to prevent a heat-related capacity reduction at the connecting device.
  • the fire resistance of a timber structure in particular a timber connection 1
  • This can prevent the premature failure of a wood connection 1 in the event of heat or fire.
  • it is possible to protect the part recognized as the weakest part of a timber connection 1 in the event of fire with little effort.
  • a heat-related reduction in capacity of the wood connection 1 can be delayed or prevented.
  • the period of time which a timber structure 1 as such survives during a fire without collapsing can be increased.
  • the subject invention relates to wood joints 1, therefore compound in which at least one first wood component 2 is connected to a second wood component 3. It can also be connected to each other in a wood connection 1 a higher number of wood components.
  • a wood connection 1 is preferably a rigid connection, in the sense of a non-selectively articulated connection, elastic deformation of individual parts are of course possible.
  • a wooden component 2, 3 is preferably a structural element, such as a beam, a beam, a post, a post or the like, comprising wood or, in particular, of wood. The term component in particular does not refer to an entire building part.
  • the connecting device 4 carries as bearing the second timber member 3.
  • the weight of the second timber member 3 and the further acting on these forces are therefore transmitted via the connecting device 4 on the first timber member 2.
  • the second Wooden component 3 at a further area, in particular at a further end, on a - not shown - third wooden component rests, according to the statically well-known "carrier on two supports", it can also be provided a higher number of supports on which the second wooden component 3 is arranged or a freely suspended mounting of the second wooden component 3 on only a single connecting device. 4
  • the wood connection 1 is designed as a load-bearing node connection. This is also referred to as a load-bearing connection, or as a connection-bearing wood components 2, 3rd
  • a load-bearing connection is understood to be a connection in which the forces caused by the second wooden component 3 and the forces acting on them are transmitted to the first wooden component 2 via the at least one connecting device 1.
  • the connecting means 4 is preferably designed as a beam support device.
  • the wood connection 1 is part of a framework, in particular a framework and / or a latch construction.
  • the individual wood components 2, 3 thereby form the rods of such a framework, and thus the supporting elements of the framework, the surfaces between them are not supporting, and can be filled in the rule in any way.
  • Such a trained structure is therefore stable even without the filled areas and / or stable, in contrast to the plate construction.
  • the wood connection 1 will be described as a connection of a first wooden component 2 and a second wooden component 3.
  • the first timber component 2 and the second timber component 3 are connected by means of at least one connecting device 4.
  • the connecting device 4 as a metal part, in particular comprising aluminum or steel, is formed.
  • metallic connecting device 4 a connection between the two wooden components 2, 3 can be quickly created, without them, as in metal-free wood joints 1 each have to be processed consuming.
  • the connecting device 4 is formed such that this allows a quick and easy assembly of the correspondingly prepared timber components 2, 3 on the construction site. Therefore, that the corresponding timber components 2, 3 can be prepared by about parts of the provided connecting device 4 attached to at least one of the two timber members 2, 3, about screwed, and make appropriate preparations to the other timber member 2, 3, and the actual Making the wood connection 1 can be done in a short time, and no lengthy holding the individual wooden components 2, 3 to form the wood connection requires.
  • first wooden component 2 is connected to the second wooden component 3 by means of the connecting device 4 to form a joint 5.
  • the two wooden components can be assembled quickly and easily, as a game between the individual components and no additional effort is required to press one of the wooden components 2, 3 in a gap.
  • the connecting device 4 is formed as a slotted plate 7, beam shoe or tongue and groove-like releasable connector 8.
  • Such connecting device 4 allow a particularly simple and fast production of the actual wood connection 1, wherein in each case the corresponding steps for preparing the wooden components 2, 3 before the formation of the wood connection 1, approximately on the ground and not on a scaffolding, can be done.
  • connection device 4 used itself is accessible only from the outside through the joint 5 or via the joint 5. Therefore, that the connecting device 4 is disposed substantially within the joint 5, and not outside of one of the timber beams 2, 3. This is approximately in the formation of the connecting device 4 as a slot plate 7 and especially as a tongue and groove-like releasable connector. 8 given.
  • the connecting device 4 as a tongue-and-groove type releasable connector 8
  • no parts are accessible from outside the joint 5.
  • Such tongue and groove-like releasable connector 8 have two metal parts, wherein attached to each of the two wood components to be connected 2, 3 each one of the two metal parts, in particular screwed, and the two metal parts for producing the wood connection 1 simply pushed into each other in the loading direction can be.
  • Such tongue and groove-like releasable connector 8 are for example in the patent AT 411 094 B1 described.
  • a seal 6 is arranged, which seal 6 closes the joint 5 at an ambient temperature above a predetermined limit temperature, the joint 5 at least in the region of the connecting device 4, to prevent a heat-related capacity reduction at the connecting device 4.
  • Die Seal 6 fills the gap 5 at least in such a way that the connecting device 4 is no longer directly accessible, and is thus protected from the direct or immediate effects of a fire or fire.
  • the static or dynamic load capacity of a wooden structure which as set out above, in particular a truss can be obtained during a fire long.
  • the element used in such areas, such as strips, for attaching a plate, such as a plasterboard, to a wall are considered in the sense of the present invention as non-supporting, since neither the elements in question, or connected by these with a wall plates contribute to stability of a building or building.
  • the building concerned is stable even after removal of the relevant parts and satisfies the static requirements.
  • the seal 6 fills the joint 5 only partially at ambient temperatures below the limit temperature. Therefore, that the seal 6 at ambient temperatures below the limit temperature leaves the joint 5 so free that still a simple assembly of the two wooden components 2, 3 under play is possible without damaging the seal 6 or rubbing against this.
  • the seal 6 can also be fastened before the final assembly of the two wooden components in the region of the joint 5 or the future joint 5, whereby a subsequent attachment of the seal 6, for which a worker would have to balance on a ladder, can be avoided ,
  • the seal 6 above the limit temperature has a larger volume than below the limit temperature. Due to the increase in volume, the joint 5 can be filled or closed at least in regions.
  • a seal 6 may also be referred to as a hot gas seal.
  • Such behavior of the seal 6 may also be referred to as intumescent.
  • the seal 6 swells or foams above the limit temperature. As a result, the seal 6 has a good thermal insulation capability above the limit temperature.
  • the limit temperature is greater than 100 °, and preferably about 130 ° C to 200 ° C. As a result, it can be achieved that the seal 6 has already closed the joint before the surrounding wood itself catches fire, and even before heat-related load-bearing reduction occurs at the connection device 4.
  • the limit temperature can be regarded as a starting temperature, therefore, as a temperature at which exceeds a volume expansion of the seal 6 begins.
  • Such gaskets 6 have a material which expands under the action of heat, such as expandable graphite, a flame retardant, such as alkyldiamine phosphate or red phosphorus, and generally further components such as binders and / or mineral fibers and / or further expanding or foaming agents.
  • the seal 6 is arranged on the first wooden component 2. Such an arrangement is approximately in Fig. 1 shown.
  • the dashed lines 9 schematically show the center lines of the dowels, which connect the connecting device 4 with the second timber member 3.
  • the seals 6 are arranged on the first wooden component. It can also be provided to secure the seal 6 to the second timber component.
  • Fig. 2 shows a second preferred embodiment of the subject invention, wherein the connecting device 4 is formed as a tongue and groove-like releasable connector 8, and wherein the seal 6 is laterally attached to a part of the connecting device.
  • the relevant part of the connecting device 4 is substantially completely sheathed.
  • the connecting device 4 as a slotted plate 7 is preferably provided to disguise or wrap the projecting from the second wooden member 3 parts of the metal dowels used with a corresponding seal, as well as the externally accessible parts of the slotted plate 7 in the second wooden component.
  • the seal 6 is formed as, preferably self-adhesive, sealing tape, whereby a simple attachment of the same in the region of the joint 5 is supported. But it can also be provided to secure the seal 6 by means of mechanical fastening means on the first or second wooden component.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Joining Of Building Structures In Genera (AREA)

Claims (11)

  1. Assemblage en bois (1) comprenant au moins une première pièce en bois (2), une deuxième pièce en bois (3) et au moins un dispositif d'assemblage (4), dans lequel la première pièce en bois (2) est assemblée avec la deuxième pièce en bois (3) au moyen du dispositif d'assemblage (4) en formant un joint (5), dans lequel le dispositif d'assemblage (4) sert d'appui portant la deuxième pièce en bois (3), dans lequel une garniture d'étanchéité (6) est disposée au moins par zones au niveau du joint (5), laquelle garniture d'étanchéité (6) ferme le joint (5) quand la température ambiante dépasse une température limite pouvant être prédéterminée, au moins au niveau du dispositif d'assemblage (4), afin d'empêcher une baisse de capacité portante du dispositif d'assemblage (4) due à la chaleur, dans lequel la garniture d'étanchéité (6) présente un plus grand volume au-dessus de la température limite qu'en dessous de celle-ci, caractérisé en ce que l'assemblage en bois (1) est conformé comme un assemblage à gousset supportant les charges.
  2. Assemblage en bois (1) selon la revendication 1, caractérisé en ce que la garniture d'étanchéité (6) remplit en partie seulement le joint (5) quand la température ambiante est inférieure à la température limite.
  3. Assemblage en bois (1) selon l'une des revendications 1 à 2, caractérisé en ce que la
    garniture d'étanchéité (6) gonfle ou mousse au-dessus de la température limite.
  4. Assemblage en bois (1) selon l'une des revendications 1 à 3, caractérisé en ce que la garniture d'étanchéité (6) est disposée sur la première pièce en bois et/ou la deuxième (2, 3), la garniture d'étanchéité (6) étant de préférence disposée sur la première pièce en bois (2).
  5. Assemblage en bois (1) selon l'une des revendications 1 à 4, caractérisé en ce que la garniture d'étanchéité (6) est disposée sur l'au moins un dispositif d'assemblage (4).
  6. Assemblage en bois (1) selon l'une des revendications 1 à 5, caractérisé en ce que la garniture d'étanchéité (6) est conçue comme une bande d'étanchéité, de préférence autocollante.
  7. Assemblage en bois (1) selon l'une des revendications 1 à 6, caractérisé en ce que la température limite est supérieure à 100°C.
  8. Assemblage en bois (1) selon l'une des revendications 1 à 7, caractérisé en ce que le
    dispositif d'assemblage (4) est conformé comme une pièce métallique, contenant en particulier de l'aluminium ou de l'acier.
  9. Assemblage en bois (1) selon l'une des revendications 1 à 8, caractérisé en ce que le
    dispositif d'assemblage (4) est conformé comme une tôle fendue (7), un sabot de solive ou un assemblage emboîté (8) pouvant être défait à rainure et languette.
  10. Assemblage en bois (1) selon l'une des revendications 1 à 9, caractérisé en ce que le moyen d'assemblage est conformé comme un dispositif de support de solive.
  11. Assemblage en bois (1) selon l'une des revendications 1 à 10, caractérisé en ce que l'assemblage en bois (1) fait partie d'une poutraison, en particulier d'un colombage et/ou d'une construction à cintres.
EP13450035.4A 2012-08-24 2013-08-09 Assemblage en bois Active EP2700762B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT9182012 2012-08-24

Publications (3)

Publication Number Publication Date
EP2700762A2 EP2700762A2 (fr) 2014-02-26
EP2700762A3 EP2700762A3 (fr) 2014-09-17
EP2700762B1 true EP2700762B1 (fr) 2016-06-15

Family

ID=49115459

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13450035.4A Active EP2700762B1 (fr) 2012-08-24 2013-08-09 Assemblage en bois

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EP (1) EP2700762B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112359982B (zh) * 2020-10-19 2021-08-24 青岛理工大学 榫卯方形钢木组配节点及安装方法
AT524820A1 (de) * 2021-03-11 2022-09-15 Vh Holding Gmbh Holzverbindung
DE102021132538A1 (de) 2021-12-09 2023-06-15 Rex Industrie-Produkte Graf Von Rex Gmbh Dämmschichtbildner, Anordnung mit Dämmschichtbildner und Holzelement und Verwendung eines Dämmschichtbildner im Holzbau

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0051319B1 (fr) * 1980-11-04 1986-02-26 Felix, Gerhard Profilé creux utilisé comme montant et/ou élément de montage pour un bâtiment réalisé en unités préfabriquées
NO323784B1 (no) * 2004-02-13 2007-07-09 Ove Kornelius Guttormsen Innretning for sammenkopling av konstruksjonselementer.
US7921603B2 (en) * 2004-09-09 2011-04-12 Duane Darnell Systems for a fire-resistant door jamb
DE202005016486U1 (de) * 2005-10-20 2005-12-15 Lindner Ag Fugenabdichtung zwischen Bauelementen
DE102008010612A1 (de) * 2008-02-22 2009-09-03 Kratzer, Daniel Verbindungskörper
US20110214371A1 (en) * 2010-03-03 2011-09-08 Klein James A Offset leg framing element for fire stop applications
DE102010034854A1 (de) * 2010-08-18 2012-02-23 Thomas Küblbeck Verbindungselement

Also Published As

Publication number Publication date
EP2700762A2 (fr) 2014-02-26
EP2700762A3 (fr) 2014-09-17

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