CA2522163A1 - Composite construction element, in particular for making wall structures for buildings and process for its manufacture - Google Patents

Composite construction element, in particular for making wall structures for buildings and process for its manufacture Download PDF

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Publication number
CA2522163A1
CA2522163A1 CA002522163A CA2522163A CA2522163A1 CA 2522163 A1 CA2522163 A1 CA 2522163A1 CA 002522163 A CA002522163 A CA 002522163A CA 2522163 A CA2522163 A CA 2522163A CA 2522163 A1 CA2522163 A1 CA 2522163A1
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CA
Canada
Prior art keywords
section bar
central portion
construction element
reinforcing section
openings
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.)
Granted
Application number
CA002522163A
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French (fr)
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CA2522163C (en
Inventor
Piero Cretti
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.)
Plastedil SA
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Individual
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Filing date
Publication date
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Publication of CA2522163A1 publication Critical patent/CA2522163A1/en
Application granted granted Critical
Publication of CA2522163C publication Critical patent/CA2522163C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
    • E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
    • E04C2/296—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and non-metallic or unspecified sheet-material
    • 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
    • E04B5/026—Load-carrying floor structures formed substantially of prefabricated units with beams or slabs of plastic
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/10—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products
    • E04C2/20—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products of plastics
    • E04C2/205—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products of plastics of foamed plastics, or of plastics and foamed plastics, optionally reinforced
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/10—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products
    • E04C2/20—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products of plastics
    • E04C2/22—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products of plastics reinforced

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)
  • Finishing Walls (AREA)
  • Building Environments (AREA)
  • Panels For Use In Building Construction (AREA)

Abstract

A composite construction element (1) is described comprising a body (2) made of expanded plastics material provided with opposite faces (8, 9) and at least one reinforcing section bar (10, 11), transversely extending in the body (2) between the faces (8, 9) and incorporated in the expanded plastic materials.
The reinforcing section bar (10, 11) comprises a central portion (12) having at least one fin (13, 14) extending in a cantilevered fashion from the same and forming a longitudinal edge (15a, 15b) therewith and a plurality of openings (16, 17) at least partially formed in the central portion (12) of the section bar (10, 11) at the longitudinal edge (15a, 15b). Advantageously, the construction element (1) has improved self-supporting characteristics and improved characteristics of resistance to bending loads which it is subjected to during installation.

Claims (34)

1. Composite construction element (1) comprising:
a) a body (2) made of expanded plastics material provided with opposite faces (8, 9);
b) at least one reinforcing section bar (10, 11), transversely extending in said body (2) between said faces (8, 9) and incorporated in said expanded plastics material, said at least one reinforcing section bar (10, 11) comprising a central portion (12) having at least one fin (13, 14) extending in a cantilevered fashion from said central portion (12) and forming a longitudinal edge (15a, 15b) therewith;
characterized in that said at least one reinforcing section bar (10, 11) comprises a plurality of openings (16, 17) at least partially formed in the central portion (12) of the section bar (10, 11) at said longitudinal edge (15a, 15b).
2. Composite construction element (1) comprising:
a) a body (2) made of expanded plastics material provided with opposite faces (8, 9);
b) at least one reinforcing section bar (10, 11), transversely extending in said body (2) between said faces (8, 9) and incorporated in said expanded plastics material, said at least one reinforcing section bar (10, 11) comprising a central portion (12) having at least one fin (13, 14) extending in a cantilevered fashion from said central portion (12) and forming a longitudinal edge (15a, 15b) therewith;
characterized in that said at least one reinforcing section bar (10, 11) comprises a plurality of openings (16, 17) formed in the central portion (12) of the section bar (10, 11) at a predetermined distance from said longitudinal edge (15a, 15b) comprised between about 1% and about 4% of the width of the central portion (12) of the section bar (10, 11).
3. Construction element (1) according to claim 1, wherein said openings (16, 17) are formed astride said longitudinal edge (15a, 15b) and comprise a first portion (16a, 17a) extending in said at least one fin (13, 14) and a second portion (16b, 17b) extending in said central portion (12) of the reinforcing section bar (10, 11), said first portion (16a, 17a) of the openings (16, 17) having an area lower than the area of said second portion (16b, 17b).
4. Construction element (1) according to claim 3, wherein the area of the first portion (16a, 17a) of the openings (16, 17) formed astride the longitudinal edge is between about 10% and about 40% of the total area of said openings (16, 17).
5. Construction element (1) according to claim 1, wherein said openings (16, 17) are formed in the central portion (12) of the reinforcing section bar (10, 11) and are substantially tangent to said longitudinal edge (15a, 15b).
6. Construction element (1) according to claim 1 or 2, wherein said openings (16, 17) have a transversal size, measured along a direction substantially perpendicular to the longitudinal axis (X-X) of the central portion (12) of the section bar (10, 11), comprised between about 10 mm and about 60 mm.
7. Construction element (1) according to claim 1 or 2, wherein said openings (16, 17) are longitudinally spaced apart pitchwise.
8. Construction element (1) according to claim 1 or 2, wherein said reinforcing section bar (10, 11) is transversely extending in the body (2) of the construction element (1) along the entire thickness thereof.
9. Construction element (1) according to claim 1, 2 or 8, wherein said reinforcing section bar (10, 11) is longitudinally extending in said body (2) along substantially the entire length thereof.
10. Construction element (1) according to claim 1, 2, 9 or 10, wherein said reinforcing section bar (10, 11) comprises a pair of fins (13, 14) extending from opposite sides of the central portion (12) of the reinforcing section bar (10,
11).

11. Construction element (1) according to claim 10, wherein said reinforcing section bar (10, 11) is substantially C-shaped or Z-shaped.
12. Construction element (1) according to claim 1, 2, 9 or 10, wherein said at least one fin (13, 14) of the reinforcing section bar (10, 11) extends flush with and substantially parallel to at least one face (8, 9) of said body (2) made of expanded plastics material.
13. Construction element (1) according to claim 1, 2, 9 or 10, wherein said at least one fin (13, 14) of the reinforcing section bar (10, 11) is completely incorporated in the expanded plastics material of the body (2) of the construction element (1).
14. Construction element (1) according to claim 1 or 2, wherein said at least one fin (13, 14) comprises at least one first rectilinear portion (13a, 14a) substantially perpendicular to the central portion (12) of the reinforcing section bar (10, 11).
15. Construction element (1) according to claim 1 or 2, wherein said reinforcing section bar (10, 11) has a thickness comprised between about 0.4 mm and about 1.2 mm.
16. Construction element (1) according to claim 1 or 2, wherein said reinforcing section bar (10, 11) further comprises a second plurality of openings (18) formed in said central portion (12) of the section bar (10, 11).
17. Construction element (1) according to claim 16, wherein the total area of all of the openings (16, 17, 18) formed in the reinforcing section bar (10, 11) is comprised between about 10% and about 60% of the total area of the reinforcing section bar (10, 11).
18. Construction element (1) according to claim 16, wherein the openings (18) of said second plurality have a transversal size, measured along a direction substantially perpendicular to the longitudinal axis (X-X) of the central portion (12) of the section bar (10, 11), comprised between about 15 mm and about 100 mm.
19. Construction element (1) according to claim 16, wherein the openings (16, 17) formed in the central portion (12) of the section bar (10, 11) at said longitudinal edge (15a, 15b) or at a predetermined distance from said longitudinal edge (15a, 15b), have an overall area comprised between about 15% and about 40% of the total area of all of the openings (16, 17, 18) formed in the reinforcing section bar (10, 11).
20. Construction element (1) according to claim 1 or 2, further comprising at least one rigid covering element (19) associated to said reinforcing section bar (10, 11).
21. Construction element (1) according to claim 20, wherein said rigid covering element (19) is a panel of plasterboard, wood, rigid plastics material or another suitable material optionally coated with ceramic tiles.
22. Process for manufacturing a construction element (1) according to claim 1, comprising the steps of:
a) providing a strip (20) of a rigid material having a predetermined thickness and width, said strip (20) having a central portion (21) and a pair of opposite side portions (22, 23) extending from opposite sides of said central portion (21);

b) forming in said strip (20) a plurality of openings (16, 17) extending at least partially in said central portion (21) at at least one of said opposite side portion (22, 23);
c) bending said strip (20) along at least one longitudinal bending line (24, 25) intersecting or being substantially tangent to said plurality of openings (16, 17), in such a way as to form a reinforcing section bar (10, 11) comprising a central portion (12) having at least one fin (13, 14) extending in a cantilevered fashion from said central portion (12) and forming a longitudinal edge (15a, 15b) therewith;
d) positioning the reinforcing section bar (10, 11) thus obtained in a molding seat of a suitable apparatus for molding plastics material;
e) feeding granules of expandable plastics material into said molding seat;
f) expanding and then bonding together the plastics granules in said molding seat, so as to form a body (2) made of expanded plastics material provided with opposite faces (8, 9) incorporating said reinforcing section bar (10, 11).
23. Process for manufacturing a construction element (1) according to claim 2, comprising the steps of:
a) providing a strip (20) of a rigid material having a predetermined thickness and width, said strip (20) having a central portion (21) and a pair of opposite side portions (22, 23) extending from opposite sides of said central portion (21);
b) forming in said strip (20) a plurality of openings (16, 17) extending in said central portion (21) near to at least one of said opposite side portion (22, 23);
c) bending said strip (20) along at least one longitudinal bending line (24, 25) extending at a predetermined distance from said plurality of openings (16, 17), in such a way as to form a reinforcing section bar (10, 11) comprising a central portion (12) having at least one fin (13, 14) extending in a cantilevered fashion from said central portion (12) and forming a longitudinal edge (15a, 15b) therewith, the distance between said bending line (24, 25) and said plurality of openings (16, 17) being between about 0.1 % and about 1 % of the width of the central portion (12) of the resulting section bar (10, 11);
d) positioning the reinforcing section bar (10, 11) thus obtained in a molding seat of a suitable apparatus for molding plastics material;
e) feeding granules of expandable plastics material into said molding seat;

f) expanding and then bonding together the plastics granules in said molding seat, so as to form a body (2) made of expanded plastics material provided with opposite faces (8, 9) incorporating said reinforcing section bar (10, 11).
24. Process according to claim 22 or 23, wherein said openings (16, 17) form at least one row extending in the longitudinal direction along said strip (20).
25. Process according to claim 24, wherein said bending line (24, 25) extends parallel to the row of openings (16, 17) at a distance from the longitudinal axis (Z-Z) of the row comprised between about 15% and about 50% of the maximum transversal size of said openings (16, 17) measured along a direction substantially perpendicular to said longitudinal axis (Z-Z).
26. Process according to claim 22 or 23, wherein said bending step c) is carried out in such a way that said at least one fin (13, 14) forms an angle of about 90° with respect to the lying plane of the central portion (21) of said strip (20).
27. Process according to claim 22 or 23, wherein said bending step c) is carried out by bending said strip (20) along two longitudinal bending lines (24, 25) substantially parallel to each other so as to form a pair of fins (13, 14) extending in a cantilevered fashion from axially opposite sides with respect to the central portion (21) of the strip (20).
28. Process according to claim 27, wherein said fins (13, 14) extend in a cantilevered fashion both above or both below the lying plane of the strip (20).
29. Process according to claim 27, wherein said fins (13, 14) extend in a cantilevered fashion respectively above and below the lying plane of the strip (20).
30. Process according to claim 22 or 23, further comprising the step of forming a second plurality of openings (18) in the central portion (21) of the strip (20).
31. Process according to claim 22 or 23, wherein said step f) is carried out in such a way that said at least one fin (13, 14) of the reinforcing section bar (10, 11) extends flush with and substantially parallel to at least one face (8, 9) of said body (2) made of expanded plastics material.
32. Process according to claim 22 or 23, wherein said step f) is carried out in such a way that said at least one fin (13, 14) of the reinforcing section bar (10, 11) is completely incorporated in said body (2) made of expanded plastics material.
33. Wall structure comprising at least one construction element (1) according to any one of claims 1-21.
34. Coating structure for covering buildings comprising a plurality of composite construction elements (1) according to any one of claims 1-21 arranged next to each other on a supporting structure.
CA2522163A 2003-05-16 2004-05-10 Composite construction element, in particular for making wall structures for buildings and process for its manufacture Expired - Lifetime CA2522163C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
ITMI2003A000985 2003-05-16
IT000985A ITMI20030985A1 (en) 2003-05-16 2003-05-16 COMPOSITE CONSTRUCTION ELEMENT, IN PARTICULAR FOR THE REALIZATION OF WALL STRUCTURES FOR BUILDINGS AND PROCEDURE FOR ITS MANUFACTURE.
US51108503P 2003-10-15 2003-10-15
US60/511,085 2003-10-15
PCT/EP2004/005001 WO2004101905A1 (en) 2003-05-16 2004-05-10 Composite construction element, in particular for making wall structures for buildings and process for its manufacture

Publications (2)

Publication Number Publication Date
CA2522163A1 true CA2522163A1 (en) 2004-11-25
CA2522163C CA2522163C (en) 2011-11-22

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CA2522163A Expired - Lifetime CA2522163C (en) 2003-05-16 2004-05-10 Composite construction element, in particular for making wall structures for buildings and process for its manufacture

Country Status (10)

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US (1) US20070039266A1 (en)
EP (1) EP1633937B1 (en)
CA (1) CA2522163C (en)
ES (1) ES2606167T3 (en)
IT (1) ITMI20030985A1 (en)
MX (1) MXPA05012339A (en)
PL (1) PL1633937T3 (en)
PT (1) PT1633937T (en)
RU (1) RU2346118C2 (en)
WO (1) WO2004101905A1 (en)

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US8006450B2 (en) 2004-10-13 2011-08-30 Plastedil S.A. Composite floor structure with a protruding bar upper portion in a floor element groove
US8752348B2 (en) 2005-02-25 2014-06-17 Syntheon Inc. Composite pre-formed construction articles
BRPI0607914A2 (en) 2005-02-25 2010-03-23 Nova Chem Inc composite building panel, method for building a building, building, method for doing business between a composite building panel manufacturer and a customer, and, frame rafter
US7677009B2 (en) 2007-02-02 2010-03-16 Nova Chemicals Inc. Roof truss system
IT1404214B1 (en) * 2011-02-28 2013-11-15 Pontarolo Engineering Spa AUTOPORTANT BUILDING MODULE SUITABLE FOR CONSTRUCTION OF REINFORCED CONCRETE FLOORS.
JP6280746B2 (en) * 2011-03-18 2018-02-14 ニール，ピーター・メルビン COMPOSITE WALL PANEL, WALL SYSTEM AND ITS COMPONENTS, AND ITS CONSTRUCTION METHOD
ITMI20121022A1 (en) * 2012-06-12 2012-09-11 Dst Const Ltd MODULAR EXPANDED EXPANDED POLYSTYRENE ELEMENT FOR THE FORMATION OF STALLS IN THE REINFORCED CONCRETE CONVEYOR AND REINFORCED CONCRETE FLOOR INCLUDING A PLURALITY OF THESE MODULAR ELEMENTS.
US9617724B2 (en) 2012-10-17 2017-04-11 Matthew John Lubberts Building systems and methods
CA2887945C (en) 2012-10-17 2021-02-02 Matthew John LUBBERTS Building systems and methods with panel subassemblies
US10344479B2 (en) * 2015-06-19 2019-07-09 Syntheon Holdings S.P.A. Composite building panel having integrated furring members
IT201800003210A1 (en) * 2018-03-02 2019-09-02 Angelo Candiracci BUILDING PANEL STRUCTURE IN SINTERED EXPANDED POLYSTYRENE WITH PREPARATION FOR COVERING
US20240167264A1 (en) * 2021-03-26 2024-05-23 Feris Corporation Modular, customizable, prefabricated building envelope system
CN113389269A (en) * 2021-07-08 2021-09-14 海南大学 Fabricated concrete beam-column joint and construction method thereof

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Also Published As

Publication number Publication date
EP1633937B1 (en) 2016-09-07
MXPA05012339A (en) 2006-01-30
ES2606167T3 (en) 2017-03-23
CA2522163C (en) 2011-11-22
RU2346118C2 (en) 2009-02-10
PL1633937T3 (en) 2017-06-30
WO2004101905A1 (en) 2004-11-25
EP1633937A1 (en) 2006-03-15
US20070039266A1 (en) 2007-02-22
RU2005135150A (en) 2006-08-10
PT1633937T (en) 2016-12-22
ITMI20030985A1 (en) 2004-11-17

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