EP4245940A1 - Structure de plafond et procédé de fabrication d'une structure de plafond - Google Patents

Structure de plafond et procédé de fabrication d'une structure de plafond Download PDF

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Publication number
EP4245940A1
EP4245940A1 EP23161936.2A EP23161936A EP4245940A1 EP 4245940 A1 EP4245940 A1 EP 4245940A1 EP 23161936 A EP23161936 A EP 23161936A EP 4245940 A1 EP4245940 A1 EP 4245940A1
Authority
EP
European Patent Office
Prior art keywords
solid wood
layers
layer
pair
middle layer
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.)
Pending
Application number
EP23161936.2A
Other languages
German (de)
English (en)
Inventor
Andreas Reßle
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.)
H.R.W. VOLLHOLZWANDSYSTEM OBB. GMBH
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP4245940A1 publication Critical patent/EP4245940A1/fr
Pending 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
    • E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
    • E04B5/12—Load-carrying floor structures formed substantially of prefabricated units with wooden beams
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/12—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of wood, e.g. with reinforcements, with tensioning members
    • E04C3/122—Laminated

Definitions

  • a cover layer of the pair of cover layers can in particular comprise or consist of a plurality of solid wood elements.
  • the solid wood elements of the top layer or layers can have a significant wood fiber direction, which in particular forms the wood fiber direction of the top layer or layers.
  • the intermediate layers are configured to cohesively connect the respective cover layers to the middle layer. Additionally or alternatively, the intermediate layers can be configured to connect the middle layer and/or the respective cover layers in a form-fitting manner.
  • An intermediate layer of the at least one pair of intermediate layers can in particular comprise or consist of a plurality of solid wood elements, or alternatively have or consist of a different material. If the intermediate layer has solid wood elements, the solid wood elements of the intermediate layer can have a significant wood fiber direction, which in particular forms a wood fiber direction of the intermediate layer or intermediate layers.
  • An intermediate layer of the at least one pair of intermediate layers can connect the middle layer with a respective cover layer, in particular in a materially bonded manner, in such a way that the intermediate layer is cohesively connected to the middle layer on a side facing the middle layer, and on a side facing away from the middle layer, i.e. one facing the respective cover layer Side, is cohesively connected to the cover layer.
  • the ceiling structure has several intermediate layers which are arranged between the middle layer and one of the cover layers, in particular the intermediate layer facing the middle layer can be cohesively connected to the middle layer, and an intermediate layer facing the cover layer can be cohesively connected to the cover layer.
  • an intermediate layer of the at least one pair of intermediate layers can comprise wood, in particular solid wood, wherein a wood fiber direction of the intermediate layers of the at least one pair of intermediate layers can be different from the wood fiber direction of the middle layer and/or the top layer.
  • the wood fiber direction of the intermediate layers of the at least one pair of intermediate layers can be different from the wood fiber direction of the middle layer and/or the top layer in a range of about 20° to about 90°, preferably in a range of about 40° to about 90° be different, more preferably different in a range of about 60° to about 90°, and particularly preferably different by about 90°.
  • the wood fiber direction of the intermediate layers of the at least one pair of intermediate layers can particularly preferably be approximately perpendicular to the wood fiber direction of the middle layer and/or the cover layers.
  • the tightening time or tightening duration describes a dwell time of the glue, in particular a resin-and-hardener system, on a solid wood element, the solid wood element comprising a predetermined wood, and with the glue reaching a preferred predetermined stickiness as the tightening time or tightening duration expires. Due to the different combinations of wood of a solid wood element plus, if necessary, resin and hardener, as well as other environmental conditions, such as temperature and / or humidity, a predetermined glue has a different, essentially related to the respective wood, at least with regard to a predetermined solid wood element, Tightening time or tightening duration.
  • a temperature is represented with the addition “essentially” or “approximately” or “approximately,” this addition is intended to indicate in particular a deviation from the temperature in question in the range from 0% to 5%, in particular in the range from 0% to 2 %, meant or understood in terms of its equivalent in Kelvin.
  • a wood fiber direction of the middle layer can preferably correspond essentially to a wood fiber direction of the first and second cover layers of the pair of cover layers, so that the middle layer and the first and second cover layers of the pair of cover layers interact structurally in the same direction.
  • the middle layer can be thicker than at least one of the pair of cover layers.
  • the middle layer can in particular be approximately 2.0 times to approximately 50 times thicker than an intermediate layer of the at least one pair of intermediate layers.
  • a ratio of around 50 increases the structural influence of the middle layer on the ceiling structure.
  • a ratio of around 2.0 allows the middle layer to provide a comparatively large structural influence on the ceiling structure, while the intermediate layer ensures an advantageous distribution of force between the middle layer and the top layer.
  • the cover layers of the pair of cover layers are approximately the same thickness.
  • the intermediate layers of a pair of intermediate layers of the at least one pair, whereby the one pair of intermediate layers can be determined in particular by a predetermined distance from the central layer can be approximately the same thickness.
  • the ceiling structure can be constructed approximately symmetrically in the thickness direction or in the height direction, in particular symmetrically with respect to a layering of the layers and/or symmetrically with respect to the thickness of the layered layers.
  • the middle layer, the at least one pair of intermediate layers and the pair of cover layers can be glued to the layers adjacent in the thickness direction of the ceiling structure.
  • the solid wood elements of the middle layer can only be glued to one intermediate layer of the at least one pair of intermediate layers on the opposite sides of the solid wood elements of the middle layer in the thickness direction.
  • the middle layer can have a plurality of solid wood elements that are stacked next to one another.
  • the majority of the solid wood elements of the middle layer can in particular be stacked next to one another in an unconnected manner, i.e. stacked next to one another without glue applied in between.
  • solid wood elements of the plurality of solid wood elements of the middle layer can each be connected in the thickness direction of the ceiling structure by means of glue or by means of glue to adjacent intermediate layers.
  • the intermediate layers can be or can be provided with glue, in particular can be or can be provided with glue on a side facing the middle layer.
  • Tilting the solid wood element when providing it with glue enables a solid wood element, in particular for a solid wood element of the intermediate layer, an advantageously economical application of glue to only one side of a top and bottom side of the solid wood element (glue side) and only one side of one of two lateral sides of the solid wood element (Narrow side), in case of a one-time application of glue.
  • glue side glue side
  • Narrow side one side of one of two lateral sides of the solid wood element
  • tilting the solid wood element relative to the direction in which glue is applied allows all four circumferential sides of the solid wood element to be provided with glue if glue is applied twice, which enables a secure connection between the middle layer and the top layer.
  • glue can be carried out more than once, twice, three or four times in further alternative embodiments.
  • a solid wood element of the middle layer can be provided with glue.
  • the middle layer can be draped or laid out on the first intermediate layer.
  • the middle layer can have an underside, which faces the first intermediate layer in the thickness direction of the ceiling structure, and an upper side opposite in the thickness direction, which in other words faces a second intermediate layer, or faces the second intermediate layer that is still to be draped or laid out.
  • the middle layer can in particular comprise solid wood elements which face each other laterally.
  • the solid wood elements of the middle layer can be aligned upright on the first intermediate layer in their width direction.
  • the solid wood elements can be the middle layer be arranged with their respective width direction parallel to the thickness direction of the ceiling structure.
  • the solid wood elements of the middle layer are draped or laid out on the first intermediate layer without glue, in particular without glue.
  • a second intermediate layer can be draped or laid out on the middle layer, wherein the second intermediate layer can have an underside, which faces the middle layer in the thickness direction, and can have an upper side opposite in the thickness direction, which in other words faces a second cover layer, or the facing the second cover layer that is still to be draped or laid out.
  • the second intermediate layer can in particular comprise solid wood elements which face each other in the width direction and are or will be provided with glue on the underside, additionally or alternatively on the top.
  • An exemplary fire protection class which is above F 30 B with regard to the existing ceiling structure, can be, for example, F 60 B, F 90 B or F 120 B.
  • the gluing is further advantageously improved, in which case, in particular, the tightening time can be set comparatively precisely and can also be shortened.
  • the solid wood elements can be conditioned by means of conditioning, in particular in a conditioning chamber, such that they reach a temperature of at least 58 ° C and a moisture content in the range of about 4% to about 12%, preferably in the range of reach about 6% to about 9%.
  • Fiber direction FRd2 of the second cover layer 30, 32 is, for example, approximately parallel to the width direction B of the ceiling structure 10, and can also in particular be approximately parallel to the fiber direction FRm of the middle layer 20.
  • the first intermediate layer 40, 41 and in particular the solid wood elements 45 of the first intermediate layer 40, 41 have or have the fiber direction FRz1, which can correspond in particular approximately to a longitudinal direction or a direction of a longitudinal extent of the individual solid wood elements 45.
  • the solid wood elements 25 of the middle layer 20 can in particular be arranged or aligned essentially perpendicular to the solid wood elements 45 of the first intermediate layer 41.
  • the solid wood elements 25 of the middle layer 20 can be arranged or aligned essentially perpendicular to the solid wood elements 45 of the first intermediate layer 41, particularly with respect to the wood fiber direction FRm or the longitudinal direction.
  • the solid wood elements 25 of the middle layer 20 can in particular be arranged or aligned in a twisted or differently oriented manner relative to the solid wood elements 45 of the first intermediate layer 41, in particular in a plane parallel to a plane spanned by the in Fig.
  • the solid wood elements 25 of the middle layer 20 can, as in Fig. 1 shown, in particular be arranged adjacent to one another in their thickness direction, i.e. be arranged facing one another in the thickness direction of the solid wood elements 25.
  • the middle layer 20 can be and/or be formed in the thickness direction D in particular by means of a single solid wood element 25.
  • the middle layer 20 can also be or will be formed by several solid wood elements 25 in the thickness direction D.
  • the middle layer 20 can, as in Fig. 1 shown, in particular with regard to the thickness direction D of the ceiling structure, be arranged centrally.
  • the middle layer 20 can be between a first pair of intermediate layers, in particular in the thickness direction D 40 may be arranged, in particular in the thickness direction D between the first intermediate layer 41 and the second intermediate layers 42.
  • the wood fiber direction FRm of the middle layer 20 can preferably essentially correspond to the wood fiber direction FRd1, FRd2 of the first and/or the second cover layer 31, 32 or be parallel thereto.
  • the melamine resin and hardener system advantageously provides a vapor-permeable resin and hardener system, which is a Diffusing moisture through the ceiling structure 10 is made possible, at least comparatively slightly hindered.
  • the solid wood elements 45 of the first intermediate layer 41 can be passed through the glue shower once or twice Fig. 2 can be driven and/or moved.
  • the solid wood elements 45 in particular can be configured to be provided with glue 50 once or twice.
  • the solid wood elements 45 can be inclined in particular with respect to the application direction A without being perpendicular to it.
  • a solid wood element 45 of a plurality of solid wood elements 45 can advantageously be provided with glue 50 on at least two or up to four sides to form the first intermediate layer 41.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Building Environments (AREA)
EP23161936.2A 2022-03-15 2023-03-15 Structure de plafond et procédé de fabrication d'une structure de plafond Pending EP4245940A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102022202572.5A DE102022202572A1 (de) 2022-03-15 2022-03-15 Deckenaufbau und Verfahren zur Herstellung eines Deckenaufbaus

Publications (1)

Publication Number Publication Date
EP4245940A1 true EP4245940A1 (fr) 2023-09-20

Family

ID=85640955

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23161936.2A Pending EP4245940A1 (fr) 2022-03-15 2023-03-15 Structure de plafond et procédé de fabrication d'une structure de plafond

Country Status (2)

Country Link
EP (1) EP4245940A1 (fr)
DE (2) DE102022202572A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202006013553U1 (de) * 2006-09-01 2006-12-14 Müller, Bernhard Bauplatte
AT13709U1 (de) * 2013-02-01 2014-07-15 Lapinski Piotr Dipl Ing Holzbaustein als Vollholzhausbausystem
US20170145639A1 (en) * 2015-08-03 2017-05-25 Sterling Lumber Company, Llc Crane mat and method of manufacture

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH681441A5 (fr) 1991-02-12 1993-03-31 Willy Haering
DE59811188D1 (de) 1997-12-05 2004-05-19 Johannes Santner Holzbauelement
DE10030457A1 (de) 2000-06-21 2002-01-03 Karl Moser Biegefeste Schichtholzplatte
DE102017111975A1 (de) 2017-05-31 2018-12-06 Andreas Sadwornych Modulares Holzbauelement geeignet zum Ausbilden von Wandelementen für Gebäude, Wandelement mit zumindest einem solchen modularen Holzbauelement sowie Gebäude umfassend derartige Wandelemente

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202006013553U1 (de) * 2006-09-01 2006-12-14 Müller, Bernhard Bauplatte
AT13709U1 (de) * 2013-02-01 2014-07-15 Lapinski Piotr Dipl Ing Holzbaustein als Vollholzhausbausystem
US20170145639A1 (en) * 2015-08-03 2017-05-25 Sterling Lumber Company, Llc Crane mat and method of manufacture

Also Published As

Publication number Publication date
DE102022202572A1 (de) 2023-09-21
DE202023002774U1 (de) 2024-06-26

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