Building construction system

Abstract

A building construction system (2) for construction of a building (20) is disclosed. The building construction system (2) comprises a plurality of modules (M.sub.1, M.sub.2, M.sub.3, M.sub.4, M.sub.5, M.sub.6, M.sub.7, M.sub.8, M.sub.9, M.sub.10, M.sub.11), each comprising at least one centrally arranged insulation member (4, 4′) sandwiched between a first cover plate (12, 12′) and a second cover plate (14, 14′). The at least one insulation member (4, 4′) is made in polyurethane (PUR) or polyisocyanurate (PIR). A reinforcement connection structure (10) extends between and is mechanically connected to opposite cover plates (12, 12′, 14, 14′). At least a portion of the joints (6, 6′) between adjacent cover plates (12, 12′, 14, 14′) are glued together.

Claims

1. A building construction system for construction of a building, wherein the building construction system comprises a plurality of modules, each module comprising a first cover plate and a second cover plate, wherein the first cover plates of adjacent modules are glued together to form a first joint and the second cover plates of adjacent modules are glued together to form a second joint between adjacent modules, the building construction system further comprising: a first connector covering at least a portion of the first joint and glued to the first cover plates of the adjacent modules, a second connector covering at least a portion of the second joint and glued to the second cover plates of the adjacent modules, and a reinforcement connection structure extending between the first connector and the second connector, wherein the construction system comprises end portions extending parallel to the joints, wherein the joints join adjacent modules constituting the building construction, wherein the joints are distanced from said end portions of the construction system; wherein all joints between adjacent cover plates and between cover plates and connectors are glued with an adhesive having a flash point above 1,000° C. before a space between the first and second cover plates is filled with insulation members comprising polyurethane (PUR) or polyisocyanurate (PIR).

2. A building construction system according to claim 1, wherein the reinforcement connection structure is substantially C-shaped or I-shaped, wherein the reinforcement connection structure comprises a plane or corrugated central portion.

3. A building construction system according to claim 1, wherein the first cover plate, the second cover plate and additional cover plates cover the insulation member from all sides.

4. A building construction system according to claim 1, the adhesive having a flash point above 1.200° C.

5. A building construction system according to claim 1, wherein the building construction system comprises one or more wedges having a basically conical cross-section along its longitudinal axis and is symmetric with respect to a plane spanned by its longitudinal axis and its normal axis, wherein a width at a central portion of a top side of the wedge is smaller than the width at or near the end portions of the top side of the wedge.

6. A building construction system according to claim 5, where the building construction system comprises one or more gutters provided with the one or more wedges, and that the building construction system comprises one or more walls provided with one or more receiving portions having one or more of recesses configured to receive the one or more wedges.

7. A building construction system according to claim 1, where one or more of the modules comprise a top portion provided with one or more openings, wherein the building construction system comprises a number of connection members comprising an upper insertion structure, a lower insertion structure and an intermediate structure provided there between, wherein the one or more openings are configured to receive the lower insertion structure, whereas the intermediate structure is wide enough to prevent the connection member from being moved further downwards once the intermediate structure is pressed against the top portion.

8. A building construction system according to claim 1, wherein one or more of the modules are provided with one or more receiving portions provided with one or more recesses formed to receive an attachment structure.

9. A building construction system according to claim 8, the attachment structure being a wedge.

10. A building construction system according to claim 1, wherein the first joint, the second joint and the portion of the reinforcement connection structure that connects the first connector and the second connector extend along a common line.

11. A building construction system according to claim 1, wherein a width of the first and second connectors is smaller than a distance between the first and second connectors.

Description

DESCRIPTION OF THE DRAWINGS

(1) The invention will become more fully understood from the detailed description given herein below. The accompanying drawings are given by way of illustration only, and thus, they are not limitative of the present invention. In the accompanying drawings:

(2) FIG. 1A shows a schematic, cross-sectional top view of a portion of a building construction system according to the invention;

(3) FIG. 1B shows a schematic, top view of a portion of a building construction system according to the invention;

(4) FIG. 1C shows a schematic, close-up view of the corner portion of the building construction system shown in FIG. 1B;

(5) FIG. 2A shows a schematic, perspective, top view of a wedge according to the invention arranged adjacent to a construction element;

(6) FIG. 2B shows a schematic, perspective, top view of the wedge shown in FIG. 2A;

(7) FIG. 2C shows another schematic, perspective, top view of the wedge shown in FIG. 2A;

(8) FIG. 3A shows a schematic, perspective, top view of a construction system according to the invention;

(9) FIG. 3B shows a close-up view of the upper right corner portion of the construction system shown in FIG. 3A;

(10) FIG. 3C shows a close-up view of the upper right corner portion of the construction system shown in FIG. 3A, in another configuration;

(11) FIG. 4A shows a schematic, front view of a wedge according to the invention;

(12) FIG. 4B shows a schematic, side view of the wedge shown in FIG. 4A;

(13) FIG. 4C shows a schematic, top view of the wedge shown in FIG. 4A;

(14) FIG. 4D shows a schematic, perspective, top view of the wedge shown in FIG. 4A;

(15) FIG. 5A shows a schematic, rear view of a gutter according to the invention;

(16) FIG. 5B shows a close-up view of the gutter shown in FIG. 5C;

(17) FIG. 5C shows a schematic side view of the gutter shown in FIG. 5A;

(18) FIG. 5D shows a schematic top view of the gutter shown in FIG. 5A;

(19) FIG. 5E shows a schematic, perspective top view of the gutter shown in FIG. 5A;

(20) FIG. 6A shows a front view of a building made by a building construction system according to the invention;

(21) FIG. 6B shows a side view of the building shown in FIG. 6A;

(22) FIG. 7A shows a schematic, perspective top view of a wall made of a building construction system according to the invention;

(23) FIG. 7B shows a close-up view of the top portion of a module of the wall shown in FIG. 7A;

(24) FIG. 7C shows a connection member for positioning the wall shown in FIG. 7A and in FIG. 7B to a roof;

(25) FIG. 8A shows a perspective, top view of a module of a building construction system according to the invention;

(26) FIG. 8B shows a cross-sectional view of the module shown in FIG. 8A;

(27) FIG. 8C shows a perspective, top view of another module of a building construction system according to the invention;

(28) FIG. 8D shows a cross-sectional view of the module shown in FIG. 8C;

(29) FIG. 8E shows a perspective, top view of a further module of a building construction system according to the invention;

(30) FIG. 8F shows a cross-sectional view of the module shown in FIG. 8E;

(31) FIG. 8G shows a perspective, top view of an even further module of a building construction system according to the invention and

(32) FIG. 8H shows a cross-sectional view of the module shown in FIG. 8G.

DETAILED DESCRIPTION OF THE INVENTION

(33) Referring now in detail to the drawings for the purpose of illustrating preferred embodiments of the present invention, a part of a building construction system 2 of the present invention is illustrated in FIG. 1A.

(34) FIG. 1A is a schematic, cross-sectional top view of a portion of a building construction system 2 according to the invention. The building construction system 2 comprises a first module M.sub.1 and a second, abutting module M.sub.2. The first module M.sub.1 comprises a centrally arranged insulation member 4 sandwiched between a first cover plate 12 and a second cover plate 14.

(35) The second module M.sub.2 comprises a centrally arranged insulation member 4′ sandwiched between a first cover plate 12′ and a second cover plate 14′.

(36) The insulation members 4, 4′ are made in PUR or PIR. A reinforcement connection structure 10 (preferably made in a metal, e.g. steel) is provided between the adjacent insulation members 4, 4′. The reinforcement connection structure 10 is C-shaped and comprises a central portion extending between the first cover plates 12, 12′ and the second cover plates 14, 14′.

(37) The joints 6, 6′ between the adjacent first cover plates 12, 12′ and the adjacent second cover plates 14, 14′ are glued together. A connector 8 covers the back of the joint between the cover plates 14, 14, and another connector 8′ covers the back of the joint between the other cover plates 12, 12. The distal and proximal portions of the reinforcement connection structure 10 abut the connectors 8, 8′. The connector 8 closest to the outside side of the modules M.sub.1, M.sub.2 is preferably made in a cement-bonded particle board. The connector 8′ closest to the inside side of the modules M.sub.1, M.sub.2 is preferably made in a gypsum fiberboard.

(38) Likewise, the cover plates 14, 14′ intended to be arranged closest to the outside side of the modules M.sub.1, M.sub.2 are preferably made in cement-bonded particle board, whereas the cover plates 12, 12′ intended to be arranged closest to the inside side of the modules M.sub.1, M.sub.2 are preferably made in a gypsum fiberboard. Other suitable plate materials can be used.

(39) In practice, the modules M.sub.1, M.sub.2 can be made through a manufacturing process in which the cover plates 12, 12′, 14, 14′, the corresponding connectors 8, 8′ and the reinforcement connection structure 10 are glued together. Hereafter, the space between said structures is filled with an expanded foam such as PUR or PIR or a combination thereof.

(40) FIG. 1B illustrates a schematic, top view of a portion of a building 20 made by a building construction system according to the invention. The building 20 comprises a plurality of modules M.sub.1, M.sub.2, M.sub.3, M.sub.4 attached to their neighbouring module.

(41) FIG. 1C illustrates a schematic, close-up view of the corner structure 16 of the building shown in FIG. 1B. The corner portion comprises a first module M.sub.1 attached to a second module M.sub.2 extending perpendicular to the first module M.sub.1. The first module M.sub.1 comprises a first cover plate 12 and a second, opposing cover plate 14 extending parallel to each other. The first cover plate 12 is arranged at the indoor side and may be made of a gypsum fiberboard. The second cover plate 14 is arranged at the outdoor side and may be made of a cement-bonded particle board. The end portion of the first module M.sub.1 comprises a cover plate 14″, preferably made in a cement-bonded particle board.

(42) An insulation member 4 made in PUR or PIR is provided in the space defined by the cover plates 12, 14, 14″. A C-shaped reinforcement connection structure 10, preferably made in a metal, extends between a first plate-formed connector 8 and a second plate-formed connector 8′. The plate-formed connectors 8, 8′ are glued to the adjacent cover plates 12, 14, 14″.

(43) The second module M.sub.2 comprises a first cover plate 12′ and a second, opposing cover plate 14′ extending parallel to each other. The first cover plate 12′, arranged at the indoor side, may be made of a gypsum fiberboard, whereas the second cover plate 14′, arranged at the outdoor side, may be made of a cement-bonded particle board. An insulation member 4′ made in PUR or PIR is provided in the space defined by the cover plates 12′, 14′. A C-shaped reinforcement connection structure 10 is extending between a first, plate-formed connector 8 and a second, plate-formed connector 8′. The plate-formed connectors 8, 8′ are glued to the adjacent cover plates 12′, 14′. The contact surface between the first module M.sub.1 and the second module M.sub.2 is glued. In a preferred embodiment, however, the first module M.sub.1 and the second module M.sub.2 are provided with matching mechanical attachment structures in order to maintain the first module M.sub.1 and the second module M.sub.2 positioned during the gluing process.

(44) FIG. 2A illustrates a schematic, perspective, top view of a wedge 22 according to the invention arranged adjacent to a construction element 24. The wedge 22 is arranged next to the construction element 24 provided with a recess 40, through which the wedge 22 can be inserted to attach the wedge 22 to the construction element 24.

(45) The wedge 22 comprises a top portion 30 extending perpendicular to the longitudinal axis X of the wedge 22. The wedge 22 moreover comprises a tapered front portion 32 extending parallel to the longitudinal axis X and being tapered in the direction of the longitudinal axis X. The wedge 22 further comprises side portions 38 having an arced profile.

(46) FIG. 2B illustrates a schematic, perspective, top view of the wedge 22 shown in FIG. 2A. The wedge 22 comprises a top portion 30 having a larger width W.sub.3 at the end areas of the top portion 30 than the width W.sub.2 at the central area of the top portion 30. The top portion 30 is encased by an arced edge structure 28. The top portion 30 extends perpendicular to the longitudinal axis X of the wedge 22. The wedge 22 has a tapered front portion 32 extending parallel to the longitudinal axis X from an arced edge structure 28 to the opposite narrow end having a width W.sub.1 that is smaller than the width W.sub.2, W.sub.3 indicated on the top portion 30. The front portion 32 extends perpendicular to the lateral axis Y of the wedge 22 and tapers in the direction of the longitudinal axis X. The wedge 22 comprises side portions 38 having an arced profile that basically extends perpendicular to the normal axis Z of the wedge 22.

(47) FIG. 2C illustrates another schematic, perspective, top view of the wedge 22 shown in FIG. 2A. The wedge 22 comprises a bottom portion 34 extending perpendicular to the longitudinal axis X of the wedge. The bottom portion 34 has a larger width at the end areas than at the central area.

(48) The corner regions of the wedge 22 are shaped as arced edge structures 28. The wedge 22 comprises a side portion 36 having an arced profile that basically extends perpendicular to the normal axis Z of the wedge 22. The wedge 22 comprises a tapered, plate-shaped front portion 32 extending perpendicular to the lateral axis Y of the wedge 22. The wedge 22 is configured to attach two elements to each other by arranging the wedge 22 in receiving structures of said elements (see FIG. 3A, FIG. 3B and FIG. 3C).

(49) FIG. 3A illustrates a schematic, perspective, top view of a wall made by a construction system 2 according to the invention. The wall comprises three plate-shaped modules M.sub.1, M.sub.2, M.sub.3 extending in extension of each other. The first module M.sub.1 comprises a first cover plate 12. The second module M.sub.2 comprises a second cover plate 12′, whereas the third module M.sub.3 comprises a third cover plate 12″.

(50) The first cover plate 12 and the second cover plate 12′ are provided with three receiving portions 46 comprising two recesses extending in extension of each other. The receiving portions 46 are configured to receive corresponding wedges 22 and locking blocks 44.

(51) A first joint 6 is provided between the first cover plate 12 and the second cover plate 12′, and a second joint 6′ is provided between the second cover plate 12′ and the third cover plate 12″.

(52) FIG. 3B illustrates a close-up view of the upper right corner portion of the wall in FIG. 3A. The third cover plate 12″ of the wall is provided with a receiving portion 46. The wedge 22 is formed to be inserted into the upper recess 40 (indicated with the three parallel arrows) and hereafter moved downwards to be receivingly attached to a lower recess 42 as indicated with the large arrow.

(53) FIG. 3C illustrates a close-up view of the upper right corner portion of the wall shown in FIG. 3A and in FIG. 3B in a configuration, in which the wedge 22 has been moved downwards to be receivingly attached to a lower recess 42. A locking block 44 is being inserted into the upper recess 40 (indicated with the three parallel arrows). When arranged in the upper recess 40, the locking block 44 will prevent the wedge 22 from being displaced upwardly. Accordingly, the wedge 22 is restricted from being removed from the lower recess 42 as long as the locking block 44 is positioned in the upper recess 40.

(54) FIG. 4A illustrates a schematic, front view of a wedge 22 according to the invention. FIG. 4B illustrates a schematic, side view of the wedge 22 shown in FIG. 4A. FIG. 4C illustrates a schematic, top view of the wedge 22 shown in FIG. 4A, whereas FIG. 4D illustrates a schematic, perspective, top view of the wedge 22 shown in FIG. 4A.

(55) The wedge 22 can be used to attach adjacent walls or other elements (e.g. attachment of a gutter to an outside structure of a building). The wedge 22 comprises a front portion 32 shaped as an isosceles trapezium, wherein the corner portions are rounded off. The front portion 32 has its largest width W.sub.3 in the first end and the smallest width W.sub.1 in the opposite end. The front portion 32 extends along the longitudinal axis X and the normal axis Z of the wedge 22.

(56) The wedge 22 comprises a side portion 38 having an arced profile. The projection of the side portion 38 shown in FIG. 4B is basically rectangular (however with rounded off corners).

(57) The wedge 22 comprises a top portion 30 extending basically along the lateral axis Y and the normal axis Z of the wedge 22. The top portion 30 has its largest width W.sub.3 near the end areas and the smallest width W.sub.1 in the central portion of the top portion 30.

(58) The wedge 22 is symmetric with respect to the plane spanned by the longitudinal axis and the normal axis Z.

(59) FIG. 5A illustrates a schematic, rear view of a gutter G.sub.1 according to the invention. The gutter G.sub.1 comprises an outlet 50, from which water can be drained through a rainwater pipe (not shown). The gutter G.sub.1 is provided with a plurality of wedges 22, evenly distributed along the back of the gutter G.sub.1. The wedges 22 are shaped and configured to be attached to receiving structures arranged on a building structure (e.g. the outside portion of a wall).

(60) FIG. 5C illustrates a schematic side view of the gutter G.sub.1 shown in FIG. 5A. The gutter G.sub.1 comprises a slit 48 extending along the longitudinal axis of the gutter G.sub.1.

(61) FIG. 5B illustrates a close-up view of the gutter G.sub.1 shown in FIG. 5C. A wedge 22 is attached to and protrudes from the rear side of the gutter G.sub.1. The wedge 22 is configured to be used to attach the gutter G.sub.1 to an upright wall of a building.

(62) FIG. 5D illustrates a schematic top view of the gutter G.sub.1 shown in FIG. 5A, whereas FIG. 5E illustrates a schematic, perspective top view of the gutter G.sub.1 shown in FIG. 5A. Three wedges 22 are attached to and protrudes from the rear side of the gutter G.sub.1. A slit 48 extends along the longitudinal axis of the gutter G.sub.1, and an outlet 50 is arranged at the end portion of the gutter G.sub.1.

(63) FIG. 6A illustrates a front view of the long side of a building made by a building construction system according to the invention, whereas FIG. 6B illustrates a side view of the short side of the building shown in FIG. 6A. The long side of the building comprises a plurality of modules M.sub.1, M.sub.2, M.sub.3, M.sub.4, M.sub.5, M.sub.6, M.sub.8, each attached to the adjacent module. Three gutters G.sub.1, G.sub.2, G.sub.3 are attached to the upper portion of the long side of the building. Additional gutters G.sub.4, G.sub.5 are arranged to the short sides of the building.

(64) The short side of the building comprises three modules M.sub.9, M.sub.10, M.sub.11, each attached to the adjacent module. A gutter G.sub.4 is attached to the upper portion of the short side of the building.

(65) FIG. 7A illustrates a schematic, perspective top view of a wall made of a building construction system according to the invention. The wall comprises eight modules M.sub.1, M.sub.2, M.sub.3, M.sub.4, M.sub.5, M.sub.6, M.sub.7, M.sub.8 arranged aligned in relation to the same longitudinal axis. An opening 60 is provided in the first module M.sub.1, the fifth module M.sub.5 and the eighth module M.sub.5. The openings 60 are configured to receive a corresponding connection member as shown in FIG. 7B. A roof may be attached to the wall by means of connection members attached to the openings 60.

(66) The second module M.sub.2, the fifth module M.sub.5 and the seventh module M.sub.7 are provided with receiving portions 46 for attachment of wedges as the one shown in FIG. 2B and FIG. 4D. Hereby, it is possible to attach partitions (vertically extending walls) to the modules provided with these receiving portions 46, by means of wedges.

(67) The end portion 62 of the eighth module M.sub.8 is provided with three receiving portions 46. Hereby, the eighth module M.sub.8 can be attached to a wall to form a corner portion.

(68) FIG. 7B illustrates a close-up view of the top portion 58 of the first module M.sub.1 of the wall shown in FIG. 7A. It can be seen that a connection member 52 has been inserted into the opening in the top portion 58 of the first module M.sub.1.

(69) FIG. 7C illustrates the connection member 52 shown in FIG. 7B. The connection member 52 comprises an upper, tubular insertion structure 54, a lower, tubular insertion structure 54′ and an intermediate structure formed as a flat ring 56 provided there between. The openings 60 shown in FIG. 7A and in FIG. 7B are wide enough to receive the lower insertion structure 54′, whereas the intermediate structure 56 is wide enough to prevent the connection member 52 from being moved further downwards once the intermediate structure 56 is pressed against the top portion. Accordingly, the connection members 52 can easily be detachably attached to the openings 60.

(70) FIG. 8A illustrates a perspective, top view of a module of a building construction system according to the invention before the insulation member has been provided into the space between the first cover plates 12, 12′ and the second cover plates 14, 14′. FIG. 8B illustrates a cross-sectional view of the module shown in FIG. 8A. A C-shaped reinforcement connection structure 10 extends between a first connector 8 (supporting the joint 6 between the second cover plates 14, 14′) and a second connector 8′ (supporting the joint 6′ between the first cover plates 12, 12′).

(71) FIG. 8C illustrates a perspective, top view of another module of a building construction system according to the invention before the insulation member has been provided into the space between the first cover plates 12, 12′ and the second cover plates 14, 14′. FIG. 8D illustrates a cross-sectional view of the module shown in FIG. 8C. A basically C-shaped reinforcement connection structure 10 extends between a first connector 8 (supporting the joint 6 between the second cover plates 14, 14′) and a second connector 8′ (supporting the joint 6′ between the first cover plates 12, 12′). The reinforcement connection structure 10 comprises a corrugated central portion. Hereby, the mechanical stiffness of the reinforcement connection structure 10 can be increased.

(72) FIG. 8E illustrates a perspective, top view of a further module of a building construction system according to the invention before the insulation member has been provided into the space between the first cover plates 12, 12′ and the second cover plates 14, 14′. FIG. 8F illustrates a cross-sectional view of the module shown in FIG. 8E. An I-shaped reinforcement connection structure 10 extends between a first connector 8 (supporting the joint 6 between the second cover plates 14, 14′) and a second connector 8′ (supporting the joint 6′ between the first cover plates 12, 12′).

(73) FIG. 8G illustrates a perspective, top view of a further module of a building construction system according to the invention before the insulation member has been provided into the space between the first cover plates 12, 12′ and the second cover plates 14, 14′. FIG. 8H illustrates a cross-sectional view of the module shown in FIG. 8G. An I-shaped reinforcement connection structure 10 extends between the joint 6 between the second cover plates 14, 14′ and the joint 6′ between the first cover plates 12, 12′.

LIST OF REFERENCE NUMERALS

(74) 2 Building construction system 4, 4′ Insulation member 6, 6′ Joint 8, 8′ Connector 10 Reinforcement connection structure (e.g. fishplate) 12, 12′ Cover plate 14, 14′, 14″ Cover plate 16 Corner structure 20 Building 22 Wedge 24 Construction element 28 Arced edge structure 30 Top portion 32 Front portion 34 Bottom portion 36 Side portion 38 Side portion 40 Recess 42 Recess 44 Block 46 Receiving portion 48 Slit 50 Outlet 52 Connection member 54 Upper insertion structure 54′ Lower insertion structure 56 Intermediate structure 58 Top portion 60 Opening 62 End portion M.sub.1, M.sub.2, M.sub.3, M.sub.4 Module M.sub.5, M.sub.6, M.sub.7, MB Module M.sub.9, M.sub.10, M.sub.11 Module W.sub.1, W.sub.2, W.sub.3 Width G.sub.1, G.sub.2, G.sub.3 Gutter G.sub.4, G.sub.5, G.sub.6 Gutter X Longitudinal axis Y Lateral axis Z Normal axis