EP4350094A1 - Système de liaison pour relier des éléments de construction à au moins un élément de construction en bois - Google Patents

Système de liaison pour relier des éléments de construction à au moins un élément de construction en bois Download PDF

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Publication number
EP4350094A1
EP4350094A1 EP23201502.4A EP23201502A EP4350094A1 EP 4350094 A1 EP4350094 A1 EP 4350094A1 EP 23201502 A EP23201502 A EP 23201502A EP 4350094 A1 EP4350094 A1 EP 4350094A1
Authority
EP
European Patent Office
Prior art keywords
screws
connection
series
holes
seat
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
EP23201502.4A
Other languages
German (de)
English (en)
Inventor
Ernesto CALLEGARI
Luca SESTIGIANI
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.)
Rotho Blaas Gmbh/srl
Original Assignee
Rotho Blaas Gmbh/srl
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 Rotho Blaas Gmbh/srl filed Critical Rotho Blaas Gmbh/srl
Publication of EP4350094A1 publication Critical patent/EP4350094A1/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
    • 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
    • E04B1/18—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

Definitions

  • the present invention relates to a system with a connecting device for connecting building elements with at least one wooden building element according to the preamble of claim 1.
  • the field of application of the present invention is construction for connecting building elements, of which at least one component is made of wood.
  • the WO 2021 151 097 describes a connection between a first structural element and a second A structural element made with a connector, the connection comprising a first structural element, a second structural element and a connector, the connector having a first connection element secured to the first structural element by one or more angled fasteners received by the first connection element and the first structural element, and a second connection element secured to the second structural element by the one or more angled fasteners received by the second connection element and the second structural element, the connector having a longitudinal axis extending from an upper portion of the connector to a lower portion of the connector, the one or more angled fasteners received in the first structural element and the one or more angled fasteners received in the second structural element being arranged at an angle that is not orthogonal to the longitudinal axis.
  • the first connection element has one or more elongated slots that receive the one or more angled fasteners received by the second structural element
  • the second connection element has one or more a plurality of elongated slots that receive the one or more angled fasteners received by the second structural member.
  • EP3366855 describes a device for connecting two vertical components, consisting of a beam made of wood, in particular glued laminated timber, and for each end face of the beam a connector for connecting the end face to one of the vertical components, wherein each connector has two fittings, one of which can be fastened with one side to an end face of the beam and the other with one side to the respective vertical component and the connectors can be brought into contact with the other sides and has two clamping jaws on the connectors at the diametrical ends and can be clamped against each other by means of at least one clamping element and runs approximately parallel to the other sides mentioned and wherein the beam has a steel lower flange which is anchored on each end face of the beam to the fitting attached to it, with at least one clamping element which is provided for tensioning the lower flange.
  • EP3456892 describes a connector for connecting two wooden construction elements at the front None of the above documents describe a connector that can be increased in width to provide a larger area over which the stresses of the connection can be dissipated.
  • the object of the present invention is to provide a connection system with a connecting device for connecting at least two structural elements, of which at least one structural element consists of wood.
  • connection system which comprises a connection device for connecting preferably wooden construction elements, wherein the connection device comprises a first element and a second element which are coupled to one another and each have a seat for receiving the other element, the first element has a first part and a second part, wherein the first part of the first element is fastened to a first construction element by means of a first series of screws and the second part of the first element is fastened to the first construction element by means of a second series of screws.
  • the second part of the first element has a seat for receiving the second element and the first part of the first element has an end received in the second element and the number of the second series of seats/holes for the advantageously screwed fastening means of the second part is greater than the number of screws of the first series of seats/holes for the advantageously screwed fastening means of the first part of the first element.
  • the first part of the first element has a protruding part and the second part of the first element has a receiving seat for the protruding part and according to the invention the part with the receiving seat has a larger number of screws than the part of the first element with the protruding part.
  • the screws are inclined towards the first part of the first element with the smaller number of screws.
  • the second element of the device is a mirror shape of the first element
  • the first part of the second Element is fastened to a second structural element by means of a first series of screws
  • the second part of the second element is fastened to the second structural element by means of a second series of screws
  • the first part and the second part of the second element are fastened to the second structural element by means of a second series of screws
  • the first part and the second part of the second element are arranged with a contact surface and/or are connected to one another by means of a connection in which the first part of the element has a seat to receive the second element and the second part has an end which is received in the first element, and the number of the first series of screws of the first part is greater than the number of screws of the second series of screws of the second part of the element.
  • the screws are inclined towards the part of the second element with the smallest number of screws, i.e. in the same direction as the switches, but opposite to the inclination of the screws in the first connecting element. It is advantageous that both the part of the first element with the larger number of screws and the part of the second element with the larger number of screws form the receiving seat between the end of the second element and the end of the first element.
  • the number of screws and their inclination create a mutual force between the first and second elements in the direction of the seat of the opposite element, ensuring a stable connection.
  • FIG. 1b A device according to the invention is shown in Figure 1b designated by the reference number 100.
  • Figure 5 shows a connection device 100 according to the invention in the assembled state.
  • the connection system according to the invention is realized by fastening a first connection element consisting of a first part 101 and a second part 102.
  • the first part 101 has a series of seats/holes for screws 104 and advantageously a first part of a link 105a.
  • the second part 102 also has a series of screw seats 104 and advantageously a second part of a connection 105b.
  • the first part of the first element 101 has an end 106 which is housed in the seat 117 of the first part of the second element 111.
  • the second part of the first element 102 has a seat 107 which receives an end 116 of the second part 112 of the second element.
  • Each part 101 and 102 of the first element has a series of slots/holes 104 for fastening elements, which are preferably inclined towards the first part of the first element 101. Screws 201 are inserted into these holes for fastening of the first element on a component 200. To facilitate fastening, holes 103 can be provided for positioning the element by means of screws.
  • the number of screws 201 of the second part of the element 102 and thus also the number of oblique holes 104 is greater than the number of oblique holes of the first part of the element 101.
  • the forces transmitted from the screws on the second part of the element 102 to the element are greater than the forces transmitted by the screws 201 on the first part of the element 101.
  • This creates a force and this force on the connection is increased by the inclination and the number of screws 201.
  • the connection between the two elements is not under tension so that it can also be a simple head-to-head connection so that the connection can also be formed by just two touching surfaces.
  • Each part 101 and 102 of the first element has a series of slots/holes 104 for fastening elements, which are preferably inclined towards the first part of the first element 101. Screws 201 are inserted into these holes for fastening the first element to a building element 200. To facilitate fastening, holes 103 for Positioning of the element by means of screws should be provided.
  • the number of screws 201 of the second part of the element 102 and thus also the number of oblique holes 104 is greater than the number of oblique holes of the first part of the element 101.
  • the forces transmitted from the screws on the second part of the element 102 to the element are greater than the forces transmitted by the screws 201 on the first part of the element 101.
  • This creates a force and this force on the connection is increased by the inclination and the number of screws 201.
  • the connection between the two elements is not under tension so that it can also be a simple head-to-head connection so that the connection can also be formed by just two touching surfaces.
  • Each of the parts 111 and 112 of the second element has a series of slots/holes 104 for fastening elements, which are preferably inclined towards the second part of the second element 112. Screws 201 are inserted into these holes for fastening the first element to a building element 200. To facilitate fastening, holes 103 for positioning the element by means of Screws 202 are provided on the component.
  • the number of screws 201 of the first part of the second element 111 and thus also the number of oblique holes 104 is greater than the number of oblique holes of the second part of the second element 112, which is smaller.
  • the forces transmitted by the screws 201 on the first part of the second element 111 to the element are greater than the forces transmitted by the screws 201 on the second part of the second element 112. This creates a and this force on the connection is increased by the number and/or the inclination of the screws 201.
  • the two elements can be pre-assembled, for example, by means of connections 105, 115 formed by a protruding element 105a, 115a and a comfortable seat 105b, 115b, and to fix the parts in position, at least one pin 108 is used for each element, which locks the connection and facilitates assembly.
  • the number of parts of the first element and/or the second element can be more than two, for example three, at least one part having a greater number of screws 201 and/or screw seats 104 than the other parts of the element.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Connection Of Plates (AREA)
EP23201502.4A 2022-10-07 2023-10-04 Système de liaison pour relier des éléments de construction à au moins un élément de construction en bois Pending EP4350094A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT202200020643 2022-10-07

Publications (1)

Publication Number Publication Date
EP4350094A1 true EP4350094A1 (fr) 2024-04-10

Family

ID=84829566

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23201502.4A Pending EP4350094A1 (fr) 2022-10-07 2023-10-04 Système de liaison pour relier des éléments de construction à au moins un élément de construction en bois

Country Status (1)

Country Link
EP (1) EP4350094A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3147419A1 (fr) * 2015-09-25 2017-03-29 Knapp GmbH Connecteur
EP3366855A1 (fr) 2017-02-24 2018-08-29 Knapp GmbH Élément de liaison, support et dispositif d'accouplement de composants verticaux
EP3456892A1 (fr) 2017-09-18 2019-03-20 Knapp GmbH Connecteur pour deux pièces à usiner
AT522969A4 (de) * 2020-05-13 2021-04-15 Sihga GmbH Verbindung zweier Bauteile
WO2021151097A1 (fr) 2020-01-24 2021-07-29 Simpson Strong-Company Inc. Étrier caché

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3147419A1 (fr) * 2015-09-25 2017-03-29 Knapp GmbH Connecteur
EP3366855A1 (fr) 2017-02-24 2018-08-29 Knapp GmbH Élément de liaison, support et dispositif d'accouplement de composants verticaux
EP3456892A1 (fr) 2017-09-18 2019-03-20 Knapp GmbH Connecteur pour deux pièces à usiner
WO2021151097A1 (fr) 2020-01-24 2021-07-29 Simpson Strong-Company Inc. Étrier caché
AT522969A4 (de) * 2020-05-13 2021-04-15 Sihga GmbH Verbindung zweier Bauteile

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