EP0541437B1 - Dalle modulaire pour cloison horizontale - Google Patents
Dalle modulaire pour cloison horizontale Download PDFInfo
- Publication number
- EP0541437B1 EP0541437B1 EP92402980A EP92402980A EP0541437B1 EP 0541437 B1 EP0541437 B1 EP 0541437B1 EP 92402980 A EP92402980 A EP 92402980A EP 92402980 A EP92402980 A EP 92402980A EP 0541437 B1 EP0541437 B1 EP 0541437B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- slab according
- modular slab
- modular
- plate
- rim
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/024—Sectional false floors, e.g. computer floors
- E04F15/02405—Floor panels
- E04F15/02435—Sealing joints
- E04F15/02441—Sealing strips integrated with the floor panels
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/024—Sectional false floors, e.g. computer floors
- E04F15/02405—Floor panels
- E04F15/02417—Floor panels made of box-like elements
- E04F15/02423—Floor panels made of box-like elements filled with core material
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/024—Sectional false floors, e.g. computer floors
- E04F15/02405—Floor panels
- E04F15/02417—Floor panels made of box-like elements
- E04F15/02423—Floor panels made of box-like elements filled with core material
- E04F15/02429—Floor panels made of box-like elements filled with core material the core material hardening after application
Definitions
- the present invention relates to a modular slab for horizontal partition.
- the invention relates to slabs modular whose combination allows for partitions horizontal and in particular false floors or floors raised.
- the raised floor is made by the most modular tiles often square and side 600 mm whose corners rest on balusters whose feet themselves rest on the ground. These columns can include a jack for placing rigorous at floor level.
- the current surface of the slab (inside its periphery) has the same resistance under the effect of a point vertical load which is tested for similar way. You can optionally add tests to the perforation.
- the modular slab be insensitive to humidity in order to avoid deformations which could result on the materials used.
- the slab has the sound insulation properties and possibly the properties thermal insulation required.
- the slabs are made from the as follows: we start from a "tray" formed from a sheet plane whose thickness is of the order of 1 mm, which are folded edges perpendicular to the plane of the sheet and the corners of the edge thus formed are either left open, which ensures no stiffening of the sheet and does not provide any seal, either closed, for example by welding.
- a bin does not have any of the characteristics previously stated. It is therefore necessary to complete the slab by mounting an internal element in the tank will give it the required characteristics. It will therefore be more often, of a high density chipboard and therefore of a heavy weight.
- FIG 8 shows in perspective such a mounting.
- Columns A the feet of which rest on the ground B, have their heads which are connected to each other by crosspieces such as C which thus form frames.
- the periphery of each tile D1, D2, D3 rests on the upper face of these sleepers in contrast to the assembly of Figure 7 in which the tiles rest only by their tops on the upper ends of the columns.
- Document EP-A-171 971 describes a modular slab whose characteristics are consistent with those in the preamble to the claim 1.
- an object of the present invention is to provide a modular slab for horizontal partition which has a high mechanical resistance while being able to remain relatively light, being able to ensure a perfect seal against the penetration of moisture, having ideal characteristics as to its fire behavior (reaction and resistance to fire) and which is of reduced cost.
- the modular partition slab horinzontale according to the invention which comprises a metallic element lower comprising a flat rectangular plate provided with a rim substantially perpendicular to said plate and a metallic element upper with a flat rectangular plate with a rim substantially perpendicular to said plate, is characterized in that the rim of the upper element being able to penetrate into the limited space by said plate and said flange of the lower element, the mounting being such that the edges of the two elements cooperate mechanically directly or indirectly substantially over their entire height to thus constitute at the periphery of said slab a support frame with high mechanical resistance to vertical loads and that it ensures a good seal against the oxygen supply and / or the penetration of moisture into the internal space, and in that the space internal limited by the two elements is substantially filled by a internal reinforcement structure with mechanical resistance raised in the direction perpendicular to said plates, which cooperates mechanically with said support frame and with the two plates, the lower and upper ends of said structure being substantially in contact with said plates.
- the modular slab according to the invention meets the main requirements stated above.
- Cooperation mechanical edges of the two elements provides the slab with a rigid support frame with respect to vertical loads.
- the presence of the internal structure having itself by its own configuration a high resistance to vertical loads, cooperating with the frame, thereby provides a great stiffening in bending and torsion in the horizontal plane to the whole and distributes this high resistance to vertical loads over the entire surface of the slab inside its periphery.
- this structure can be perforated, it can have a very reduced cost and its weight remain limited.
- the mechanical cooperation of the two edges gives to the slab the sealing properties at penetration of humidity and oxygen supply to avoid maintenance of the combustion.
- the modular slab presents dimensional accuracy required since its dimensions are defined by the two metal assemblies which are formed and / or stamped precisely and not by an internal fabricated structure, by example, by sawing.
- the edges of the two elements are at least partly in contact with each other so as to achieve a tight fit.
- a seal device is mounted between the edges of the two elements whereby mechanical cooperation is obtained between the edges.
- the structure internal is perforated. It can be at least partially filled with a filler material.
- the internal structure provides the mechanical resistance required for vertical loads while that the filler material can be chosen to impart to the structures better resistance to deformation in a plane horizontal and modular slab insulation properties thermal and / or phonic, this material may be more suitable to meet fire resistance requirements.
- the choice of material can be guided, for example, by its density in depending on the characteristics sought.
- first element 10 formed by a flat plate 12 provided with a continuous rim 14 which is substantially perpendicular to the plane of the plate 12.
- the plate 12 with its rim 14 defines the dimensions of the slab a therefore for example as dimensions 600 x 600 mm in a horizontal plane.
- the slab comprises a second element 16 also constituted by a plate 18 and a flange 20 substantially perpendicular to the plane of the plate 18.
- the flange 20 of element 16 is shaped in such a way that insert element 16 inside the space limited by element 10. More generally, the elements forming the slab modular are rectangular, the square shape does not correspond than a preferred embodiment.
- the two elements are dimensioned such that so that we get a tight fit between them to achieve mechanical cooperation between the two edges which stiffens the edge of the slab, thus forming a frame.
- the edge 14 of the element 12 is not strictly perpendicular to the plate 12 but makes an angle a with this which is of the order of 95 degrees, or more generally between 90 and 100 degrees.
- the edge 20 of element 16 could make an angle b greater than 90 degrees with plate 18.
- the shape of the seal 30 must be adapted to the inclination of the edges 14 and 20.
- the free edge 20a of rim 20 is supported on plate 12 of element 10 and the free edge 14a of the rim 14 is substantially in the same plane as the external face of the plate 18.
- the interior of the space limited by elements 10 and 16 is at least partially filled by a structure of preferably openwork reinforcement 22.
- the internal reinforcement structure 22 is of the alveolar type and is, for example, consistent with that which is shown in principle in Figure 3. More specifically, the reinforcement structure is formed by strips 24, 26 between which are placed band elements having corrugations such as 28. These strips can be assembled between them by any suitable means, welding, extrusion, bonding, interlocking, etc.
- This reinforcement structure can be made of metal, plastic or paper.
- a layer 30 of a product forming a peripheral seal According to chosen material, we can improve the fire behavior of the modular slab and its waterproofness against the penetration of moisture. In this case, of course, the edges of elements 10 and 16 do not do not have a tight fit. It is the joint 30 which ensures mechanical cooperation between the two edges. Furthermore, this joint adhering to the edges of the two elements ensures the mutual solidarity of these. You can also paste the seal on the edges.
- edges 14 and 20 cooperate mechanically directly or indirectly over a substantial part of their height, that is to say over a length corresponding to at least a substantial part of the distance between the two plates if it's not over this entire distance.
- the first element 10 is produced by stamping of a sheet, for example of steel.
- the rim 14 is therefore continuous over the entire periphery of the plate 12.
- the element 16 can be made from a sheet which is cut and folded over to form the edge 20.
- the flange 20 can have discontinuities of limited dimensions such as 32 in areas where two ledge elements meet.
- the sheet used to make the two elements has a thickness of the order of 1 mm.
- the slab modular it is possible to flow inside the structure openwork reinforcement 22 filling with filler material such as plaster, phenolic resin, etc. mechanical resistance, in particular resistance to deformation in a horizontal plane under vertical load, and the resistance to slab fire as well as thermal and sound insulation that it provides.
- filler material such as plaster, phenolic resin, etc. mechanical resistance, in particular resistance to deformation in a horizontal plane under vertical load, and the resistance to slab fire as well as thermal and sound insulation that it provides.
- filler material such as plaster, phenolic resin, etc. mechanical resistance, in particular resistance to deformation in a horizontal plane under vertical load, and the resistance to slab fire as well as thermal and sound insulation that it provides.
- filler material such as plaster, phenolic resin, etc. mechanical resistance, in particular resistance to deformation in a horizontal plane under vertical load, and the resistance to slab fire as well as thermal and sound insulation that it provides.
- FIG. 4 shows an alternative embodiment of the slab.
- the external element 10 ' is identical to the element 10 of the Figure 2 and therefore includes a plate 12 'and a flange 14' which an angle of around 95 ° with the plane of the plate 12 ', or more generally between 90 and 100 °.
- the second element referenced 36 is constituted by a flat plate 38 and by edges 40 which have, with respect to the plate 36, a inclination b which is the complement of the angle a to 180 degrees.
- a reinforcement structure 42 which may be identical to the material 22 of FIG. 3.
- the height or thickness h of the structure is substantially equal to the distance h 'between the plates 12 'and 38 when the element 36 is fitted into the element 10 '.
- the total thickness of the slab is generally between 25 and 40 mm.
- FIG. 6 shows an alternative embodiment of the edge 20 of element 16. This is double and obtained by folding a initial edge of suitable width. The two parts 20a and 20b of this edge allow to further increase the mechanical resistance to bending under vertical load of the periphery of the slab modular.
- edges 14 and 20 of the elements 10 and 16 can have a projecting groove 50 and a recessed groove 52 respectively to secure the two elements by clipping.
- the clip elements could also be punctual. This connection can also be obtained by bonding the ledges or by any other suitable means.
- Figure 6b shows yet another variant of realization of the modular slab.
- the internal space defined by elements 10 and 16 is filled with a part, by a layer 54 for example of an insulation material fire which rests on the lacquer 12. Its thickness is for example of around 7 mm.
- the rest of the space is occupied, on the other hand, by an internal reinforcement structure 22 of the same type as that which is shown in Figure 3.
- This structure can itself be at least partially filled with a filler material.
- the mechanical cooperation between the structure 22 and the plate 12 occurs through layer 54. It goes from so that the layer 54 could also be placed against the plate 18 of element 16 or that a layer of material could be placed against each plate.
- the modular tiles according to the invention can be mounted either according to figure 7 (mounting direct on the balusters), either in accordance with Figure 8 (mounting on a structure of reinforcement sleepers).
- the assembly of figure 8 with slabs in accordance with the invention mechanical resistance to vertical loads from the periphery of the slabs that it was impossible to obtain previously since we then have the equivalent of two superimposed reinforcement "frames".
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Description
- la figure 1 est une vue de dessus d'une dalle conforme à l'invention ;
- la figure 2 est une vue en coupe verticale selon la ligne II-II de la figure 1 ;
- la figure 3 est une vue de dessus d'une structure de renforcement utilisable pour l'invention ;
- la figure 4 montre en coupe verticale une variante de réalisation de dalle modulaire ;
- la figure 5 montre un mode préféré de réalisation de l'élément supérieur de la dalle modulaire ;
- la figure 6 montre une variante de réalisation de l'élément supérieur ;
- la figure 6a montre en coupe verticale partielle une variante de réalisation des bords des éléments de la dalle ; et
- la figure 6b montre en coupe verticale une variante de réalisation de la structure interne ;
- la figure 7, déjà décrite, montre un premier exemple connu de montage de dalles modulaires pour réaliser un faux-plancher ; et
- la figure 8, déjà décrite, montre un deuxième exemple de montage des dalles avec mise en place d'une structure de traverses de renforcement.
Claims (16)
- Dalle modulaire pour cloison horizontale comprenant un élément métallique inférieur (10) comportant une plaque plane (12) rectangulaire munie d'un rebord (14) sensiblement perpendiculaire à ladite plaque et un élément métallique supérieur (16) comportant une plaque plane (18) rectangulaire munie d'un rebord (20) sensiblement perpendiculaire à ladite plaque, caractérisé en ce que le rebord de l'élément supérieur étant apte à pénétrer dans l'espace limité par ladite plaque et ledit rebord de l'élément inférieur, le montage étant tel que les rebords des deux éléments coopèrent mécaniquement directement ou indirectement sensiblement sur toute leur hauteur pour constituer ainsi à la périphérie de ladite dalle un cadre support présentant une haute résistance mécanique aux charges verticales et qu'il assure une bonne étanchéité à l'apport d'oxygène et/ou à la pénétration de l'humidité vers l'espace interne, et en ce que l'espace interne limité par les deux éléments est sensiblement rempli par une structure interne de renforcement (22, 42), présentant une résistance mécanique élevée selon la direction perpendiculaire auxdites plaques, qui coopère mécaniquement avec ledit cadre support et avec les deux plaques, les extrémités inférieure et supérieure de ladite structure étant sensiblement en contact avec lesdites plaques.
- Dalle modulaire selon la revendication 1, caractérisée en ce que le bord libre (20a) du rebord (20) de l'élément métallique supérieur (16) est en appui sur la plaque (12) de l'élément métallique inférieur (10).
- Dalle modulaire selon l'une quelconque des revendications 1 et 2, caractérisée en ce que les rebords (14, 20) des deux éléments (10, 16) sont au moins en partie en contact l'un avec l'autre de manière à réaliser un emboítement serré.
- Dalle modulaire selon l'une quelconque des revendications 1 et 2, caractérisée en ce qu'elle comprend entre les rebords (14, 20) des deux éléments (10, 16) un élément formant joint (30) assurant la coopération mécanique entre lesdits bords.
- Dalle modulaire selon l'une quelconque des revendications 1 à 4, caractérisée en ce qu'elle comprend des moyens de solidarisation entre eux les rebords (14, 20) des deux éléments (10, 16).
- Dalle modulaire selon l'une quelconque des revendications 1 à 5, caractérisée en ce que l'élément métallique inférieur (10) est obtenu par déformation d'une tôle métallique pour obtenir ladite plaque (12) et un rebord (14) entourant la totalité de ladite plaque.
- Dalle modulaire selon la revendication 6, caractérisé en ce que l'élément inférieur (10) présente un rebord faisant un angle (a) compris entre 90° et 100° par rapport à ladite plaque (12).
- Dalle modulaire selon l'une quelconque des revendications 1 à 7, caractérisée en ce que l'élément supérieur a un rebord (20) qui est obtenu par découpage et pliage d'une tôle métallique pour fournir les portions rectilignes des rebords.
- Dalle modulaire selon l'une quelconque des revendications 1 à 8, caractérisée en ce que ladite structure interne (22, 42) est constituée par l'assemblage de bandes de matériaux dont les génératrices sont disposées perpendiculairement aux plaques desdits éléments.
- Dalle modulaire selon la revendication 9, caractérisée en ce que ladite structure interne ajourée (22, 42) est au moins partiellement remplie d'un matériau de charge.
- Dalle modulaire selon l'une quelconque des revendications 9 et 10, caractérisée en ce que ladite structure interne de renforcement (22, 42) est métallique.
- Dalle modulaire selon la revendication 10, caractérisée en ce que ledit matériau de charge présente des propriétés d'isolation thermique et/ou phonique.
- Dalle modulaire selon l'une quelconque des revendications 10 et 12, caractérisée en ce que ledit matériau de charge est ininflammable.
- Dalle modulaire selon l'une quelconque des revendications 1 à 7, caractérisée en ce que ladite structure interne (42) est constituée par un panneau d'un matériau constitué par un sandwich à base de résine phénolique.
- Dalle modulaire selon l'une quelconque des revendications 1 à 14, caractérisée en ce que ladite structure de renforcement (22, 42) a une épaisseur selon la direction perpendiculaire aux deux plaques (12, 18) sensiblement égale à la distance séparant lesdites plaques.
- Dalle modulaire selon l'une quelconque des revendications 1 à 14, caractérisée en ce que l'espace interne limité par lesdits éléments (10, 16) comprend au moins une couche (54) d'un matériau en contact avec une desdites plaques (12, 18) et en ce que ladite structure interne de renforcement (22) remplit sensiblement le reste de l'espace.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9113705A FR2683242B1 (fr) | 1991-11-06 | 1991-11-06 | Dalle modulaire pour cloison horizontale. |
FR9113705 | 1991-11-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0541437A1 EP0541437A1 (fr) | 1993-05-12 |
EP0541437B1 true EP0541437B1 (fr) | 1998-07-15 |
Family
ID=9418684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP92402980A Expired - Lifetime EP0541437B1 (fr) | 1991-11-06 | 1992-11-04 | Dalle modulaire pour cloison horizontale |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0541437B1 (fr) |
DE (1) | DE69226239T2 (fr) |
FR (1) | FR2683242B1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2745022B1 (fr) | 1996-02-16 | 1998-03-20 | Lorraine Laminage | Dalle composite pour faux plancher |
US20090282760A1 (en) * | 2006-06-22 | 2009-11-19 | David Sampson | Access Floor Panel |
DE102008012215A1 (de) * | 2008-03-03 | 2009-09-10 | SCHäFER WERKE GMBH | Doppelbodensystem in Rechenzentren und Serverräumen, insbesondere als Druckboden mit Belüftungsversorgung |
GB2473208A (en) * | 2009-09-02 | 2011-03-09 | Burgess Architectural Products Ltd | A building panel |
GB2587789B (en) * | 2019-08-06 | 2023-06-07 | Euro Polymers Contracts Ltd | Flooring assembly |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3548559A (en) * | 1969-05-05 | 1970-12-22 | Liskey Aluminum | Floor panel |
CH586804A5 (en) * | 1975-07-23 | 1977-04-15 | Gema Ag | Composite plate covering underfloor service pipes - has sheet metal cover for chipboard plates sealed round edges |
IT1174925B (it) * | 1983-09-28 | 1987-07-01 | Hiross Int Co | Pannello modulare per pavimenti sopraelevati |
GB8419385D0 (en) * | 1984-07-30 | 1984-09-05 | Bundy C S | Building panel |
GB2187219A (en) * | 1986-02-28 | 1987-09-03 | Mallinson Denny | Floor tile or panel with edge of base tray enfolded with edge of lid |
KR930002647B1 (ko) * | 1986-09-10 | 1993-04-07 | 오에무기기 가부시기 가이샤 | 프리 액세스 마루판 |
DE3843589A1 (de) * | 1988-12-23 | 1990-06-28 | Lindner Ag | Begehbare verbundbauplatte fuer installationsfussboeden |
-
1991
- 1991-11-06 FR FR9113705A patent/FR2683242B1/fr not_active Expired - Fee Related
-
1992
- 1992-11-04 EP EP92402980A patent/EP0541437B1/fr not_active Expired - Lifetime
- 1992-11-04 DE DE69226239T patent/DE69226239T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2683242B1 (fr) | 1999-02-19 |
DE69226239T2 (de) | 1999-04-22 |
FR2683242A1 (fr) | 1993-05-07 |
EP0541437A1 (fr) | 1993-05-12 |
DE69226239D1 (de) | 1998-08-20 |
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