Wall structures and methods of manufacturing wall structures are described in this specification. The wall structures include a frame, a sheathing board attached to the frame, a penetration attachment panel, and a foam layer.
대표청구항▼
1. A wall structure comprising: a frame comprising: a first member;a second member spaced apart from the first member; andconnecting members extending from the first member to the second member, wherein the first member, the second member, and the connecting members each comprise a front surface and
1. A wall structure comprising: a frame comprising: a first member;a second member spaced apart from the first member; andconnecting members extending from the first member to the second member, wherein the first member, the second member, and the connecting members each comprise a front surface and a rear surface that form a front frame surface and a rear frame surface and wherein the first member, the second member and the connecting members are secured together with fasteners;a foam board attached to the front frame surface, wherein the foam board, the first and second members, and the connecting members define at least one cavity within the frame;a penetration attachment panel positioned between connecting members within at least one cavity and in contact with a rear-facing surface of the foam board, wherein the penetration attachment panel is positioned and dimensioned so that there is at least one space within the cavity between the penetration attachment panel and the first member and/or the second member; anda foam layer located within the cavity, wherein the foam layer adheres to the penetration attachment panel and the foam board, and is located in the at least one space to thereby encapsulate the penetration attachment panel,wherein the wall structure comprises a penetration opening through the foam board, the penetration attachment panel, and the foam layer that connects a front-facing surface of the foam board and a rear-facing surface of the foam layer,wherein the foam layer comprises a thickness extending from the rear-facing surface of the foam board to a position intermediate the front frame surface and the rear frame surface so that the wall structure comprises a gap within the frame between a rear-facing surface of the foam layer and the rear frame surface, andwherein the penetration attachment panel is positioned in the cavity around the penetration opening and is adapted for attachment to an exterior fixture with attachment fasteners that penetrate through the foam board and engage with the penetration attachment panel thereby connecting the exterior fixture to the gap. 2. The wall structure of claim 1, wherein the penetration attachment panel is not attached to the foam board and is held in contact with the rear-facing surface of the foam board solely by the encapsulation provided by the foam. 3. The wall structure of claim 1, wherein the penetration attachment panel is attached to the foam board with an adhesive. 4. The wall structure of claim 1, wherein the penetration attachment panel is positioned on the foam board with one or more positioning devices comprising one or more fasteners located through the thickness of the penetration attachment panel and engaging the foam board, but not penetrating through the thickness of the foam board. 5. The wall structure of claim 1, wherein the penetration attachment panel comprises a wood panel, a plywood panel, an oriented strand board (OSB) panel, a wood-thermoplastic composite panel, or a formed thermoplastic panel. 6. The wall structure of claim 1, wherein the foam board is attached to the front faces of the first and second members, and to the front faces of the connecting members, with fasteners. 7. The wall structure of claim 1, wherein the foam board is attached to the front faces of the first and second members, and to the front faces of the connecting members, with an adhesive. 8. The wall structure of claim 1, wherein the foam layer comprises polyurethane or polyisocyanurate, or mixtures thereof. 9. The wall structure of claim 1, wherein the foam board comprises a polyiso board, an expanded polystyrene board, or an extruded polystyrene board. 10. The wall structure of claim 1, wherein the foam board comprises a polyiso board comprising a polyisocyanurate foam layer and facer materials attached to a front face and a rear face of the polyisocyanurate foam layer. 11. The wall structure of claim 10, wherein the facer materials comprise fiberglass mat, glass fiber-reinforced cellulosic felt, coated and polymer-bonded fiberglass mat, foil, coated foil, foil/membrane laminate, foil/glass composite, or polyolefin film. 12. The wall structure of claim 1, wherein the penetration opening is configured to provide an open connection between an exterior side of the wall structure and an interior side of the wall structure. 13. The wall structure of claim 1, where the foam layer attaches the penetration attachment panel to the foam board. 14. The wall structure of claim 1, wherein the foam board is integrated with exterior cladding. 15. A method of manufacturing a wall structure comprising: providing a frame, the frame comprising: a first member;a second member spaced apart from the first member; andconnecting members extending from the first member to the second member, wherein the first member, the second member, and the connecting members each comprise a front surface and a rear surface that form a front frame surface and a rear frame surface and wherein the first member, the second member and the connecting members are secured together with fasteners;attaching a foam board to the front frame surface, wherein the foam board, the first and second members, and the connecting members define at least one cavity within the frame;positioning a penetration attachment panel within at least one cavity and in contact with a rear-facing surface of the foam board, wherein the penetration attachment panel is positioned and dimensioned so that there is at least one space within the cavity between the penetration attachment panel and the first member and/or the second member;depositing a foam layer into the cavity, wherein the foam layer covers the penetration attachment panel and the foam board; andcuring the foam layer, wherein the cured foam layer adheres to the penetration attachment panel and the foam board, and is located in the at least one space to thereby encapsulate the penetration attachment panel, andforming a penetration opening through the foam board, the penetration attachment panel, and the foam layer that connects a front-facing surface of the foam board and a rear-facing surface of the foam layer,wherein the foam layer is deposited to a thickness extending from the rear-facing surface of the foam board to a position intermediate the front frame surface and the rear frame surface so that the wall structure comprises a gap within the frame between a rear-facing surface of the foam layer and the rear frame surface, andwherein the penetration attachment panel is positioned around the penetration opening such that the penetration attachment panel is adapted for attachment to an exterior fixture with attachment fasteners that penetrate through the foam board and engage with the penetration attachment panel thereby connecting the exterior fixture to the gap. 16. The method of claim 15, further comprising depositing a layer of foam onto the rear-facing surface of the foam board before positioning the penetration attachment panel within the cavity and in contact with the rear-facing surface of the foam board. 17. The method of claim 15, wherein the positioning of the penetration attachment panel does not comprise attaching the penetration attachment panel to the foam board. 18. The method of claim 15, wherein the positioning of the penetration attachment panel comprises positioning the penetration attachment panel on the foam board with one or more positioning devices comprising one or more fasteners located through the thickness of the penetration attachment panel and engaging the foam board, but not penetrating through the thickness of the foam board. 19. The method of claim 15, wherein the attaching of the foam board to the front frame surface comprises attaching the foam board to the front faces of the first and second members, and to the front faces of the connecting members, with fasteners, wherein the fasteners comprise nails, staples, or screws, or a combination of any thereof. 20. The method of claim 15, wherein the attaching of the foam board to the front frame surface comprises attaching the foam board to the front faces of the first and second members, and to the front faces of the connecting members, with an adhesive. 21. The method of claim 15, wherein the foam board comprises a polyiso board comprising a polyisocyanurate foam layer and facer materials attached to and covering a front face and a rear face of the polyisocyanurate foam layer. 22. The method of claim 21, wherein the facer materials comprise fiberglass mat, glass fiber-reinforced cellulosic felt, coated and polymer-bonded fiber mat, foil, coated foil, foil/membrane laminate, foil/glass composite, or polyolefin film. 23. The method of claim 15, wherein the penetration opening provides an open connection between an exterior side of the wall structure and an interior side of the wall structure. 24. The method of claim 15, wherein the foam layer attaches the penetration attachment panel to the foam board. 25. The method of claim 15, wherein the foam board is integrated with exterior cladding.
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