Composite profile for mounting suspended or plaster ceilings

Claims

1. A composite profile for mounting a suspended or gypsum ceiling, made in the form of an elongated linear product with a constant cross-section, intended for fastening to a supporting surface along the perimeter of a room, characterized in that the profile is formed by connecting at least two components, each of which: (a) is manufactured by the extrusion method with a cross-section that does not exceed the technological limitation of the matrix tool used; (b) is equipped with connecting elements formed directly during the extrusion of this component as an integral part of its cross-section; (c) contains at least one functional element, wherein the functional elements are distributed between the components in such a way that their combination ensures the fastening of the canvas or sheet material of the ceiling;in this case, the components are connected by means of the interaction of connecting elements without mechanical processing of the connection zone, forming a single profile, the cross-section of which when assembled exceeds the technological limitation of the matrix tool.

2. A composite profile according to paragraph 1, characterized in that the connecting elements are made in the form of an elastic protrusion with an undercut on one component and a corresponding recess on the other, the geometry of which ensures self-centering of the components during assembly and their fixation by elastic snapping without the use of fastening hardware.

3. A composite profile according to paragraph 1, characterized in that the connecting elements are made in the form of a guide groove of trapezoidal cross-section, expanding in depth on one component, and a mating trapezoidal protrusion on the other, the geometry of which ensures self-centering of the components and their fixation by longitudinal sliding without the use of fastening hardware.

4. A composite profile according to any one of paragraphs 1-3, characterized in that the profile is formed by three or more components, wherein the connecting elements of each component, formed during its extrusion, ensure the sequential connection of the components into a single profile.

5. A composite profile according to any one of paragraphs 1-4, characterized in that the assembled profile has an L-shaped cross-section formed by two asymmetric components located at right angles, and the functional elements of fastening to the horizontal and vertical surfaces are distributed between the components.

6. A composite profile according to any one of paragraphs 1-4, characterized in that the assembled profile has a U-shaped or U-shaped cross-section formed by at least two components located symmetrically relative to a vertical plane, with an open lower part.

7. A composite profile according to any one of paragraphs 1-6, characterized in that at least one component contains an open cavity with an L-shaped shoulder for inserting and fixing the harpoon of the tension web, formed during the extrusion of this component.

8. A composite profile according to any one of paragraphs 1-7, characterized in that at least one component contains an open recess for accommodating an LED strip, formed during the extrusion of this component as an integral part of its cross-section.

9. A composite profile according to any one of paragraphs 1-8, characterized in that at least one component contains a mounting shelf with mounting holes for securing the profile to the supporting surface with fastening hardware, formed during the extrusion of this component.

10. A method for manufacturing a composite profile for mounting a suspended or gypsum ceiling, comprising the following sequence of operations: a first component is manufactured by extrusion, during which connecting elements and at least one functional element for fastening the ceiling web or sheet material are formed integrally with its body; the cross-section of the first component does not exceed the technological limitation of the matrix tool; a second component is manufactured by extrusion, during which mating connecting elements geometrically conjugated with the connecting elements of the first component and at least one functional element complementary to the functional element of the first component are formed integrally with its body; the cross-section of the second component does not exceed the technological limitation of the matrix tool;The components are joined by means of the interaction of connecting elements without mechanical processing of the connection area, while the geometry of the connecting elements ensures self-centering of the components and the absence of deformation during assembly; a single profile is obtained, the cross-section of which exceeds the technological limitation of the matrix tool, and the combination of the functional elements of all components ensures the fastening of the canvas or sheet material of the ceiling.

11. The method according to claim 10, characterized in that during the extrusion of the first component, an elastic protrusion with an undercut is formed, and during the extrusion of the second component, a corresponding recess is formed; the components are brought together until the protrusion is elastically deformed, passes through the narrowed entrance of the recess and is fixed in it, wherein the geometry of the protrusion and recess ensures self-centering of the components in the design position without the use of fastening hardware.

12. The method according to claim 10, characterized in that during the extrusion of the first component, a guide groove of trapezoidal cross-section expanding in depth is formed, and during the extrusion of the second component, a corresponding trapezoidal projection is formed; the second component is introduced by longitudinal sliding, in which the trapezoidal geometry ensures self-centering in the transverse direction and fixation without the use of fasteners.

13. The method according to paragraph 10, characterized in that the extrusion of components is carried out from an aluminum alloy through a matrix with a diameter of no more than 250 mm, providing a wall thickness of 0.8-1.5 mm, sufficient to maintain the geometry of the components during assembly without deformation.

14. The method according to paragraph 10, characterized in that three or more components are manufactured, the connecting elements of each of which, formed during extrusion, ensure sequential assembly without mechanical processing.

15. The method according to any of paragraphs 10-14, characterized in that the components are manufactured in the form of linear products, cut into measured lengths and assembled along the entire length of the length by simultaneously introducing connecting elements.

16. The method according to any of paragraphs 10-14, characterized in that after assembly of the components, the assembled profile is subjected to anodizing or application of a powder protective and decorative coating as a single product.

17. A method for installing a composite profile according to any of paragraphs 1-9 on a supporting surface, which consists of: securing the first component of the profile with a mounting shelf on the supporting surface using fastening hardware, wherein the geometry of the connecting elements formed during the extrusion of the first component ensures an unambiguous design position for attaching the second component; attaching the second component to the first directly at the installation site through the interaction of the connecting elements formed during extrusion, without using fastening hardware to connect the components together; tucking the stretch ceiling sheet into the harpoon functional element of the composite profile or fastening the sheet material of the gypsum ceiling along the edge of the profile.

18. The method according to paragraph 17, characterized in that the measured sections of the components are made of different lengths and connected in such a way that the ends of adjacent components do not coincide in length, ensuring the overlap of the joint of adjacent sections of the profile.