FR3038926A1 - METHOD FOR MOUNTING AN INSULATION SYSTEM ON A WALL OF A BUILDING AND INSULATION SYSTEM FOR MOUNTING ON A WALL OF A BUILDING - Google Patents

Abstract

The present invention relates to a method for mounting an insulation system on a wall (1), characterized in that it comprises at least one spacer (s) fixing step (0) on the wall (1) to isolate, a step of fixing a grid (3) on the spacers (0) fixed on the wall (1), a step of depositing an insulating material (2), a step of depositing a coating on the grid (3) fixed on the spacers (0). The step of fixing a grid (3) and the step of depositing an insulating material (2) are repeated until the wall (1) to be insulated is completely covered by the insulation system. The invention also relates to the insulation system mounted by the method.

Description

Method of mounting an insulation system on a wall of a building and an insulation system for mounting on a wall of a building

The present invention relates to the field of insulation against heat or cold and more particularly to a method of mounting an insulation system on a wall. Generally, insulation systems are complex to mount on a wall. In addition, the current requirements tend to use more environmentally friendly materials but just as effective as thermal insulation and / or sonic.

EP 0069698 teaches an insulation system on a wall comprising an outer layer and an insulating layer between the wall and the outer layer. Between the two layers, there is a wooden plate so that the layer of insulation can be screwed directly to the wall and allows the attachment of heavy objects. Spreaders maintain the space between the outer layer and the wall. This system is complex to mount and does not allow the use of insulators other than insulating plates.

The present invention proposes to overcome one or more disadvantages of the prior art and in particular to provide a method of mounting an insulation system on a wall that is easy to implement and meets ecological requirements.

This objective is achieved by a method of mounting an insulation system on a wall of a building, characterized in that it comprises at least the following steps: - a spacer setting step (s) on the wall to be insulated, the spacers being evenly spaced from each other, - a step of fixing a grating element on the spacers fixed on the wall, the step of fixing a toasting element preceding or following a deposition step an insulating material, the step of fixing a toasting element and the step of depositing an insulating material repeating until the wall to be insulated is completely covered by the insulation system; a step of depositing a coating on the toasting element or elements fixed on the spacers or spacers.

According to another feature, the method further comprises a step of connecting the toasting elements to one another in a contiguous manner according to the granulometry of the insulating material, the connecting step comprising the covering by angle-shaped elements at the corners of the building.

According to another feature, the deposition step of an insulating material follows the step of fixing a roasting element, when the insulating material is a bulk insulating material, the insulating material being deposited by pouring into space between the wall to be insulated and the roasting element until the insulating material completely fills the space between the wall to be insulated and the grid elements.

According to another feature, the step of depositing an insulating material precedes the step of fixing a toasting element, when the insulating material is in the form of a plate, the insulating material being placed against the wall between the spacers .

According to another feature, the step of securing spacer (s) on the wall is to fix against the wall, by a first fastening means, a first plate (6a) at a first end of the spacers or spacers.

According to another particularity, the step of fixing a toasting element on the spacer or spacers consists in fixing the toasting element by a second fixing means against a second plate included at a second end of the spacers or spacers. The invention also relates to an insulation system intended to be mounted on a wall of a building according to the method of the invention comprising at least: at least one spacer capable of being fixed on a wall, at least one material insulation, - at least one grating in the form of a strip or a grill plate.

According to another feature, the spacer or spacers are sections having an H-shaped cross-section, the spacer or spacers comprising a first plate corresponding to a leg of the H and a second plate corresponding to the second leg of the H, the one or more spacers further comprising a body corresponding to the bar located between the two legs of H, the first plate being able to be pressed against the wall to be insulated, the mesh (3) being adapted to be plated on the second plate, the first leg H having a length greater than or equal to the second leg of H.

According to another feature, the insulating material is a bulk material composed of chips and / or wood fibers.

According to another particularity, the insulating material is a compacted material in the form of a plate made of wood wool.

According to another particularity, each mesh element comprises at least one expanded metal grid, one face of which is covered with paper on the face intended to face the wall. The invention, with its features and advantages, will emerge more clearly on reading the description given with reference to the accompanying drawings, in which: FIG. 1 represents a side view of a section showing the insulation system mounted on a 2 represents a perspective view of a spacer, FIG. 3a shows a view along a plane perpendicular to the wall and to the spacers fixed to the wall for the step of attaching a spacer to the wall according to a first embodiment, - Figure 3b shows a view along a plane perpendicular to the wall and spacers fixed to the wall for the step of fixing a mesh member on a spacer according to the first embodiment, - Figure 3c represents a view along a plane perpendicular to the wall and the spacers fixed to the wall for the deposition step of an insulating material according to the first embodiment, - Figure 3d represents a view of in a plane perpendicular to the wall and the spacers fixed to the wall for the step of depositing a coating on the toasting element or elements according to the first embodiment, - Figure 4a shows a view along a plane perpendicular to the wall and the spacers attached to the wall for the step of fixing a spacer on the wall according to a second embodiment, - Figure 4b shows a view along a plane perpendicular to the wall and spacers fixed to the wall for the filing step of an insulating material according to the second embodiment, - Figure 4c shows a view along a plane perpendicular to the wall and spacers fixed to the wall for the step of fixing a mesh element on a spacer according to the second embodiment embodiment, - Figure 4d shows a view along a plane perpendicular to the wall and the spacers fixed to the wall for the step of depositing a coating on the or the roasting elements according to the second embodiment, - Figure 5 shows a view facing the wall to be isolated following the step of fixing at least one spacer on the wall to be insulated. The invention will be described with reference to the figures mentioned above. The invention relates to a method for mounting an insulation system on a wall (1).

The method comprises a spacer (s) (0) fixing step on the wall (1) to be insulated. The spacers (0) are evenly spaced on the wall (1).

According to a configuration, the spacer (s) (0) are profiles having an H-shaped cross-section. The spacer (s) comprise a first plate (6a) corresponding to one leg of the H and a second plate (6b) corresponding to the second leg H. The spacer or further comprise a body (5) corresponding to the bar between the two legs of H. The first plate (6a) is adapted to be pressed against the wall (1) to isolate. The second plate (6b) is intended for at least one toasting element (3) to be plated on it.

In one configuration, the first leg of H has a length greater than or equal to the second leg of H.

In one configuration, the first plate (6a) comprises at least one opening (9a) intended to allow the passage of a first fixing means (7a), for example a pin or a screw, to fix the spacer (0) on the wall (1) ·

In another configuration, the first plate (6a) does not include an opening (9a) before attachment to the wall (1) to isolate. The opening is formed by the first fastening means (7a) which passes through the first plate (6a) to enter the wall (1) to be insulated.

In one configuration, the second plate (6b) comprises at least one opening (9b) intended to allow the passage of a second (7b) fixing means, for example a screw, to fix at least one grid element (3) at the spreader (0).

In another configuration, the second plate (6b) does not include an opening (9b) before attachment to the wall (1) to be isolated. The opening is formed by the second fixing means (7b) which passes through the toasting element (3) to enter or pass through the second plate (6b).

Figure 2 shows a spacer (0) in a configuration with the openings (9a, 9b) formed. The body (5) may include holidays in the area where the plates meet the body (5).

In a nonlimiting manner, the interval d between two bodies (5) of spacers (0) fixed on the wall (1) to be insulated is in a range from 20 cm to 60 cm.

Without limitation, a spacer (0) to a length in a range from 2 m to 3 m, preferably 2,850 m.

Without limitation, the width of the first plate (6a) is in a range from 7 cm to 9 cm, preferably 8 cm.

Without limitation, the width of the second plate (6b) is in a range from 3 cm to 5 cm, preferably 4 cm.

The width difference in the plates (6a, 6b) allows the person fixing the spacer (0) on the wall (1) to isolate to have access to the first plate (6a) without being disturbed by the second plate ( 6b). Thus, it is possible to use a tool such as a screwdriver or an electric screwdriver so that the screwing is done perpendicularly to the wall (1) to isolate.

Without limitation, the spacer (s) (0) are made of PVC.

Without limitation, the body (5) and the legs of the H of a spacer (0) have a thickness of 0.5 cm.

In a nonlimiting manner, a spacer (0) has a total height between the outer surface of the first leg of the H and the outer surface of the second leg of the H 16 cm. Thus, the spacers (0) leave a space of 16 cm between the wall (1) and the mesh element (3).

According to a configuration, the step of fixing spacer (s) (0) on the wall (1) is to fix against the wall (1) the first plate (6a) or spacers (0) by means of fixation.

According to one configuration, the fixing means (7a, 7b) are one or more screws.

According to a configuration, the means (7a, 7b) of fasteners are one or gougeons.

The method further comprises a step of fixing a toasting element (3) on the spacers (0) fixed on the wall (1). This step of fixing a toasting element (3) precedes or follows a deposition step of an insulating material (2).

For example, the interval between the spacers (0) depends on the rigidity that is to be given to the grid (3).

A roasting element is in the form of a band or a grill plate.

According to one configuration, the step of fixing a toasting element (3) on the spacer (s) (0) consists in fixing the toasting element (3) by fixing means against the second plate (6b) of the or spacers (0).

According to one configuration, the fastening means are one or more screws. The step of fixing a toasting element (3) and the step of depositing an insulating material (2) are repeated until the wall (1) to be insulated is completely covered by the system. insulation. At each step of fixing a mesh element, a new grid element is fixed on the spacer (s) so that the area covered by the grid element (s) is equal to the surface of the wall to be insulated.

According to a first embodiment of the method, when the insulating material (2) is an insulating material (2) in bulk, the step of fixing a toasting element (3) precedes the step of depositing a material (2) insulation. Thus, the bulk insulating material (2) is deposited by pouring into the space between the wall (1) to be insulated and the toasting element (3) until the insulating material (2) completely fills the wall. space between the wall (1) to be insulated and the mesh element (3).

The insulating material (2) in bulk can be composed of wood chips and / or wood fibers. Preferably, the chips and / or the wood fibers are dried in order to prevent moisture that may be contained in the chips or fibers from being transmitted to the wall (1) to be isolated.

Wood chips and wood fibers have several advantages over polystyrene or glass wool or rock wool.

A first advantage is that they facilitate the migration of water vapor between the wall (1) isolated and the mesh (3).

They also make it possible to have a good hygroscopic regulation, not to be consumable by rodents, to be hardly inflammable, not to propagate flames or toxic gases in case of fire, to be good acoustic insulators, to be good insulators against heat, to be of good stability over time and to have a good carbon balance.

The wood fiber has a thermal conductivity of 0.038 W-m'1-K '1. Thus, for a thickness of 16 cm of wood fiber, the surface thermal resistance is 4.20 K-m2-W'1.

The wood chips have a thermal conductivity of 0.07 W-m'1-K'1. Thus, for a thickness of 16 cm of wood chips, the surface thermal resistance is 2.3 K-m2-W'1. The step of fixing a toasting element (3) and the step of depositing an insulating material (2) are repeated until the wall (1) to be insulated is completely covered by the system. insulation.

According to a second embodiment of the method, when the insulating material (2) is in the form of a plate, the step of fixing a toasting element (3) follows the step of depositing a material (2) insulating. During this deposition step, the insulating material (2) is deposited against the wall (1) in the spaces left between the spacers (0). According to a configuration of the method, the spacers (0) are fixed on the wall (1) in such a way that the distances left between the spacers (0) correspond to the dimensions of the insulating plates in order to allow the insulating plates to be placed. to press against the wall (1). According to another configuration of the method, the insulating plates are cut in dimensions corresponding to the spaces left between the spacers (0) fixed on the wall (1).

The insulating material (2) in the form of a plate is, for example, a compacted material in the form of a plate made of wood wool. The wood wool has the advantage that it facilitates the migration of water vapor between the insulated wall (1) and the mesh elements (3).

The wood wool has a thermal conductivity of 0.038 W-m'1-K '1. Thus, for a thickness of 16 cm of wood wool, the surface thermal resistance is 4.20 K-m2-W'1. The step of fixing a toasting element (3) and the step of depositing an insulating material (2) are repeated until the wall (1) to be insulated is completely covered by the system. insulation.

The method further comprises a step of depositing a coating (4) on the toasting element or elements (3) fixed on the spacer (s) (0).

According to a configuration, the step of depositing a coating (4) on the toasting element (s) (3) is a step of projecting plaster onto the mesh (3).

The coating (4) can be plaster. In another configuration, the coating may be plaster or any other coating (4) can be deposited on a wall (1).

According to one configuration, the grid element (3) is of the "Nergalto" type. The toasting element (3) comprises at least one expanded metal grid. The grid comprises ribs to give rigidity to the grilling element (3). One side of the grid is covered with paper. The grilling element (3) is fixed on the spacers (0) so that the face of the grilling element (3) covered by the paper is on the face of the grilling element (3) intended to be facing the wall (1). The paper covering one face of the grid makes it possible to avoid the introduction of coating (4) into the insulating material (2).

In one configuration, the paper has a silicone layer. The silicone layer is resistant to moisture.

For example, a grid element (3) has a rectangular shape of dimension corresponding to 0.60 m wide and 2.50 long.

Advantageously, the toasting element (3) is fixed on the spacer (s) (0) in such a way that the length of the grating element (3) is parallel to the horizontal and that the width of the element mesh (3) is parallel to the vertical. This arrangement has the advantage that it allows to take advantage of a better rigidity of the mesh element (3).

According to a configuration, the method further comprises a step of connecting the toasting elements together with each other according to the particle size of the insulating material. Thus, the insulating material does not escape from the space between the wall and the grid elements. The connection step may further comprise a covering of two grid elements by corner elements at the corners of the building.

It should be obvious to those skilled in the art that the present invention allows embodiments in many other specific forms without departing from the scope of the invention as claimed. Therefore, the present embodiments should be considered by way of illustration, but may be modified within the scope defined by the scope of the appended claims, and the invention should not be limited to the details given above.

Claims (11)

1. A method of mounting an insulation system on a wall (1) of a building, characterized in that it comprises at least the following steps: - a spacer fixing step (s) (0) on the wall (1) to isolate, the spacers (0) being evenly spaced from each other, - a step of fixing a toasting element (3) on the spacers (0) fixed on the wall (1), the step of fixing a toasting element (3) preceding or following a deposition step of an insulating material (2), the step of fixing a toasting element (3) and the deposition step of an insulating material (2) repeating until the wall (1) to be insulated is completely covered by the insulation system, - a step of depositing a coating on the fixed mesh element (s) (3) on the spreader (s) (0). 2. Method according to claim 1, characterized in that the method further comprises a step of connecting the toasting elements together closely according to the granulometry of the insulating material, the connecting step comprising the recovery by shaped elements angle at the corners of the building. 3. Method according to at least one of claims 1 or 2, characterized in that the step of depositing an insulating material (2) follows the step of fixing a toasting element (3), when the material ( 2) insulation is a bulk insulating material (2), the insulating material (2) being poured into the space between the wall (1) to be insulated and the toasting element (3) until the insulating material (2) completely fills the space between the wall (1) to be insulated and the grid elements (3). 4. Method according to at least one of claims 1 or 2, characterized in that the step of depositing an insulating material (2) precedes the step of fixing a toasting element (3), when the material ( 2) insulation is in the form of plate, the material (2) insulating being placed against the wall (1) between the spacers (0). 5. Method according to at least one of claims 1 to 4, characterized in that the step of fixing spacer (s) (0) on the wall (1) is to fix against the wall (1), by a first fixing means (7a), a first plate (6a) included at a first end of the spacers (0). 6. Method according to at least one of claims 1 to 5, characterized in that the step of fixing a toasting element (3) on the spacer (s) (0) consists of fixing the toasting element (3) by a second means (7b) for fixing against a second plate (6b) included at a second end of the spacer (s) (0). 7. Isolation system intended to be mounted on a wall (1) of a building according to the method of claim 1 comprising at least: - at least one spacer (0) adapted to be fixed on a wall (1), - At least one insulating material (2), - At least one grid (3) in the form of a strip or a grid plate. 8. System according to claim 7, characterized in that the spacer (s) (0) are profiles having an H-shaped cross-section, the spacer or spacers comprising a first plate (6a) corresponding to a leg of the H and a second plate (6b) corresponding to the second leg of H, the spacer or spacers further comprising a body (5) corresponding to the bar located between the two legs of the H, the first plate (6a) being adapted to be pressed against the wall (1) to isolate, the mesh (3) being adapted to be plated on the second plate (6b), the first leg of H having a length greater than or equal to the second leg of H. 9. System according to at least one of claims 7 to 8, characterized in that the insulating material (2) is a bulk material composed of chips and / or wood fibers. 10. System according to at least one of claims 7 to 9, characterized in that the material (2) insulation is a compacted material in the form of a plate made of wood wool. 11. System according to at least one of claims 7 to 10, characterized in that each mesh element (3) comprises at least one expanded metal grid, one face of which is covered with paper on the face intended to be facing screw with the wall (1).