Prefabricated wall intended in particular for the construction of dwelling houses.

The present invention relates to a prefabricated wall, intended in particular, but not exclusively, to the construction of dwelling houses. 3n effect, such a wall may also

•~TREs used in other buildings,

Already known, for example by the French Patent

№ 73, 20755" walls prefabricated homes, comprising an inner panel and an outer panel and insulating reinforced concrete, assembled by linking means reserving between these panels a separating volume that can later be filled with concrete or lightweight cavernosa. In this wall, the connection between the concrete panel and the insulating panel is ensured by means of specially constructed in scales.

The present invention of the type of perfection is poisoning to implement these walls, such as reducing the amount of materials required and hence the price of revien wall.

According to the invention, the prefabricated wall is characterized in that the isolator has inner panel overlapping horizontal grooves, in which are embedded profiles to ' projection of U or omega, inside which lights are arranged at intervals, and in that the connecting means comprise, to; the ends of the wall, the engaging pieces of metal through the lumens, the insulating material and surrounding vertical rods forming part of beams by the ends on which the inner panel is supported, these attachment components being turned back inside profiles, while between the ends of the panels, the connection means between these include a set of metal pins arranged at intervals, each constituted by a loop with the ends are twisted and extended by two free ends, and positioned such that their loops pass through the inner panel and insulation, while their free ends extend through descales placed in the intervening volume and are coming¹ anchored in the outer panel.

Thus, the French Patent special scales mentioned above are herein replaced, at the ends of the wall, by beams are known per se in the s ^ ^ of UTRs' systems and appliances, and for example in the form of scales. Between the ends of the wall, the aforementioned special scales are replaced by a set of wedges which cooperate with the pins to secure the connection between the inner panel and the outer panel insulation.

Relative to prior known method, the invention thus provides a substantial saving of materials, as well as saving time very appreciable, for producing and wall.

Other features and advantages of the invention willwill appanaîtront during the description which will follow. The accompanying drawings, exemplary non-limiting, is shown various embodiments of the invention

Figure 1 - is an elevational view of a metal clip used in the prefabricated wall according to the invention.

Figure 2 - is a view in horizontal section with wrenchings, representing the connection between the two panels to one end of the wall, in accordance with a first embodiment of the invention, before twisting of the metal clip.

Figure 3 -■is a view similar to Figure 2 showing the loop of the hairpin twisted wire within the corresponding section, embedded in insulating the inner panel.

Figure 4 - is a partial perspective view of the insulating board, showing the loops pins prior to twisting.

Figure 5 - is a schematic illustrative partially representing one embodiment of the ends of the wall according to the invention, wherein the beams comprise three vertical rods arranged in a triangle.

Figure 6 - is a view in partial horizontal section showing the connection between the two panels of the wall, between the ends thereof.

Figure 7 - is a partial vertical sectional view showing the connection between the two panels at the ends of a wall, according to a second embodiment of the invention.

- Figure 8 is^1:1116 partial horizontal cross-sectional view corresponding to Figure 7 ·

- Figure 9 is a partial vertical sectional view of the wall according to the invention in manufacturing runs.

- Figure 10 is a schematic view in vertical section of a further embodiment of the invention, in which the;: culinary is used as roof deck or inclined floor.

Figures 11 and 12 - are schematic views in elevation and cutting representing two successive phases of the mounting hooks at the ends of the wall according to the invention, in one embodiment where three-rod vertical joists in a triangle are disposed at the ends of the wall, as in Figure 5 -

- Figure 13 is a partial sectional view and vertical elevation of a variant embodiment of the wall.

In the embodiment shown in Figures 1 to 4 and 6, the prefabricated wall according to the invention, in particular for the construction of dwelling houses, but also of ' dimensional modules ", includes an outer panel 1 reinforced concrete, and an inner panel 2 of an insulating material such as polystyrene. The walls 1, 2 are joined by connecting means reserving between them a certain interval of predetermined width, constituting an intervening volume 3 which will be filled in the field of light-weight concrete or cavernous.

According to the invention, the connection means between the panels 1 and 2, comprise between the ends of the panels, a set of metallic pins 4 arranged at intervals, each consisting (included L), of a loop 5 whose ends are twisted by forming a area intermediate 6, and are extended by two free ends 7. These pins 4 are positioned so that their loop 5 passes through the inner panel 2, made for example polystyrene, while between the ends of the two panels,

the free ends 7 pins 4 through 8 placed shims

, o ' anchor

in the intervening volume 3 (fig. 6) and engage in the external panel/concrete 1.

The shims 8, which are suitably distributed at appropriate intervals on the surface of the panels, can be made of concrete or polystyrene for example, polystyrene and concrete or mixed. In the case where they are concrete, cast the shim 8 with the corresponding pin 4>whereas if they are made of polystyrene, free ends 7 are put on a pin in the corresponding 4 · 3ale

The inner insulating pâmiêâu 2 has a seriesO^gold 6^{in ES} 11 horizontal superposed, provided on the inner face of said panel 2, and in these grooves are recessed profiles omega-section 12. Omega-profiles and they can be replaced by U-section profiles.

In the sections 12, 13 lights (fig. 4) are arranged at regular intervals, the loops 5 pins 4 through 13 being turned back and lights SSO for said purpose

The O profiles 12, after being twisted around the round bar engaged in the loops 14 - 5

The ends of the panels 1, 2, the connection therebetween is ensured by vertical beams such as 9 (Figure 2 and 3), a beam 9 is disposed on each end. Each 5 beam 9 comprises two rods 9a, 9b vertical, interconnected by bars 9c so as to form a scale, this type of beam being known per se. One of the rods of the beam 9, for example 9a as shown in Figures 2 and 3, is embedded in the concrete panel 1, while the second rod 9b is in? 0 the intervening volume 3, and the free ends of each pin 7 4 surround the two rods 9a, 9b by being folded around the rod 9a.

The ends of the wall, the pins 4 therefore constitutes the engaging pieces through the lumens of the fulfils - 1325 webs 12, the insulating material 2 and surrounding the upright rods 9a, 9b, while their loops 5 are flap-view profiles within 12.

To erect the wall just-described, proceeds as follows.

>0 Is secured firstly the shims 8 with the pins corresponding 4. If the shims 8 are concrete, cast the shims with the. pins as mentioned above, and if they are polystyrene, put on the free ends of each pin 7 in the shim 8 corresponding. Is then twisted end portions 7a 65 (fig. 6) free ends 7 which exceed shims 8, to engage in the concrete of the panel 1. Then depresses the plate insulator constituting the panel 2, preferably polystyrene, on the loops 5>this-insulating sheet having previously been grooved to have the grooves 11 superimposed.

Further the perforated sections 12 in the grooves 11, and then are put on small round bars 14 in the loops 5 as shown in Figure 4" in the bottom of the groove of the section 12.

Then the loops 5 is twisted about the iron bars 14"

Upon completion of this operation, the twisted loops 5a are folded within the section 12 (fig. 3) as symbolized by the arrows in Figure 4 -

At either end of the wall, there is arranged a vertical beam 9 with their stems 9a embedded in the concrete of the panel 1, 7 are joined to these free ends of the two sets of loops corresponding 4 by tightening the internal rods 9b between the free ends 7 and twisted against the middle portion 6, and then surrounds the rods 9a by the end portions of the free ends 7 (Figure 2 and 3).

After which, proceeds as indicated previously by depressing the panel 2 on the loops 5 · is then fastened to the inner face of the insulating panel 2 a plasterboard plate not shown, this attachment can be effected by screwing on the section legs 12. One may also replace the plasterboard panels by a grid on which is cast plaster, if it is desired to dress the panel flat.

Alternatively possible to clinch the twisted loops comprises 5a on a net or grid for reinforcing the plaster cast then on the panel 2. insulating.

The prefabricated wall according to the invention may be practiced with a significant economy of materials and assembly time known with respect to the walls. This results in savings in about 1, 5 $of the amount of cement required for the construction of a conventional backboard in blocks of cement plaster.■

In the embodiment shown in Figures 7 and 8, the connection between the panels 1 and 2 is provided at their ends¹ by per se known vertical joists, each comprising;

three rods 15a, 15b, triangularly arranged, and connected together by a wire frame 16, the two rods 15a are embedded in the outer panel 1, the inner shaft 1, 5" b of each joist > thus being always placed in the intervening volume 3, and bearing against the twisted segment intermediate 6 between, the free ends 7, end portions of which are folded around the pins 15a and thus embedded in the concrete of the panel 1.

the wall equipped with such joists nosing to three vertical rods, is otherwise identical to the wall depicted in Figures 1 to 4 and 6.

As shown in Figure 9, advantageously used■uœ rule 20 for each horizontal row of pins 4, with which the pins are secured by a corresponding suitable locking system. This rule is provisionally disposed so as to align the pins 4 and the studs 8, as well as horizontal faces thereof with the beams which, at this stage, are

; horizontally disposed and the outer panel on a support table 50.

The pins 4 associated with a rule 20 thereby attaching at regular intervals at their 5 loops, are therefore blocked under the bottom of the rule or beam 20 which rests itself on jigs and ends.

Hence, perfect alignment of the wedges 8 with the inner drill joists ends, and may further position the wedges 8 very exactly. The rules 20 are then removed and the insulating panel into place as aforesaid.

The prefabricated wall according to the invention can be used not only to form the walls of a building, but also as roof deck, or as floor, which has the advantage of allowing the manufacture of the walls and the roof with the same tooling. In this case, the void of the horizontal wall forming the roof! is not filled with lightweight concrete or cavernous, and permits ventilation horizontal very advantageous - in warm regions.■

If it is desired that the roof has a slight slope, is applied to the metal wall as shown in Figure 10. In this mode I of execution, the intermediate blocks 17, 18, 19 and c... housed in the intervening volume between the two panels have heights increasing from one edge to the other of the wall, to domex - at an inclination to the upper panel 40" The metal pins 22, andc 23j 24... associated with shims or pads 17" 18... have

The correlative•increasing lengths progressively increasing the heights of the shims. In addition, the method of installing the panel -;

efit is the same as that of the preceding embodiments.

In the embodiment depicted in Figures 11 and 12, the connection between the panels 1 and 2 to the ends of the wall is ensured by beams to three rods 15a, 158 as in the embodiment shown in Figures 7 and 8, but the pins are here replaced by metal 4 engaging pieces made by hooks or pins 30 metal, that is pressed through. the lights 13 in the plates 2 polystyrene, such that the hooks engage the rod 158. And then pulling the hooks 30 inwardly, in the direction of arrow carried on Figure 12, ;

until they protrude in the section 12. Is then placed between the two ends of each hook 30 a round 14, the length of which is greater than that of the lumen 13. A clamp is then writhe with both ends of the thread forming the hook■30, and the flap within the groove of the section 12 (whose the bent legs angled form extensions longitudi - J.

VBE1! tocopherol referenced 12a, down around the edges of the grooves/11. The wire hooks 30 is for example a galvanized wire, steep enough, the I

This provides a simple and inexpensive fixationj the insulating plates 2 to beams 15a? 15b, and then screwing the j plasterboard documentation on the wings 12a. J

In the construction variant shown in Figure 5, ]

! the omega profiles comprise at 34. bottom of their grooves a j

series of square apertures 35 separated by intervals Di - ' quement equal to the sides of the openings or holes 35■the [profiles 34 are placed vertically, facing rods vertica a-j 15b the joists ends, hooks or pins 30 being passed through the apertures 35 and plates of insulating materials for embracing the upright rods 15b, j is to make the inner panel in the same process as described above.

The variant of the wall shown in Figure 13 provides that the shims 36 distributed between the ends of the panels are formed of a first half-wedge concrete 37, and a half-wedge 38 in an insulating material, for example polystyrene, these! ' two half wedges being suitably secured together.

The outer panel 39 is here made of a formwork traversed by the free ends 7a pins 4, 7 the legs of which extend through the composite shims 36. The volume between the casing 39 and the inner panel 2 being filled with concrete, is cQupe then the protruding ends 7a free ends 7? and then removing the^: 39 · formwork

The invention is not limited to the various embodiments described above and may have many embodiments.