Composite-structure panel for buildings

Abstract

A composite-structure panel ( 1 ) for buildings is provided, comprising a base structure ( 10 ) having a plane of development substantially parallel to the plane of development of the panel ( 1 a ). Said base structure ( 10 ) comprises a plurality of layers ( 11 ) having a plane of development substantially perpendicular to the plane of development ( 1 a ) of the base structure ( 10 ). Said layers ( 11 ) are made of corrugated laminar material and each of them defines a plurality of preferably linear waves ( 12 ) parallel to one another, which extend in a direction of extension ( 12 a ) oblique with respect to the plane of development ( 1 a ) of the base structure ( 10 ). Also provided is a wall ( 30 ) made of said base structure ( 10 ).

1 . A composite-structure panel ( 1 ) for buildings, comprising: a base structure ( 10 ) shaped like a plate and having a plane of development ( 1   a ) substantially parallel to the plane of development of said panel ( 1 ), said base structure ( 10 ) comprising a plurality of layers ( 11 ) having a laying plane substantially perpendicular to said plane of development ( 1   a ) of said base structure ( 10 ), said layers ( 11 ) being made of corrugated layered material designed to define a plurality of waves ( 12 ), said waves ( 12 ) extending in a direction of extension ( 12   a ) oblique with respect to said plane of development ( 1   a ), said waves ( 12 ) of two of said successive layers ( 11 ) having said different directions of extension ( 12   a ). 
   
   
       2 . The panel according to  claim 1 , wherein said waves ( 12 ) of each of said layers ( 11 ) extend linearly and are substantially parallel to one another. 
   
   
       3 . The panel according to  claim 2 , wherein said waves ( 12 ) of two of said successive layers ( 11 ) have said directions of extension ( 12   a ) specular with respect to said plane of development ( 1   a ). 
   
   
       4 . The panel according to  claim 3 , wherein said direction of extension ( 12   a ) of said linear waves ( 12 ) of each layer ( 11 ) forms with said plane of development ( 1   a ) of said base structure ( 10 ), in the laying plane of said layer, an angle (α) of between 5° and 85°. 
   
   
       5 . The panel according to  claim 4 , wherein said direction of extension ( 12   a ) of said linear waves ( 12 ) of each layer ( 11 ) forms with said plane of development ( 1   a ) of said base structure ( 10 ), in the laying plane of said layer, an angle (α) of between one third and two thirds of a 90° angle. 
   
   
       6 . The panel according to  claim 5 , wherein said direction of extension ( 12   a ) of said linear waves ( 12 ) forms with said plane of development ( 1   a ) of said base structure ( 10 ), in the laying plane of said layer, an angle (α) close to one half of a 90° angle. 
   
   
       7 . The panel according to  claim 1 , wherein said layers ( 11 ) are made of paper material impregnated with artificial resins. 
   
   
       8 . The panel according to  claim 7 , wherein said layers ( 11 ) are made of paper material with a density between 80 g/m 2  and 140 g/m 2 . 
   
   
       9 . The panel according to  claim 8 , wherein said layers ( 11 ) are made of recycled paper material of the “Kraft” type. 
   
   
       10 . The panel according to  claim 1 , wherein said layers ( 11 ) are bonded together by means of an adhesive. 
   
   
       11 . The panel according to  claim 1 , comprising at least one edge structure ( 20 ) having a plane of prevalent development, substantially parallel to the plane of development ( 1   a ) of said panel ( 1 ). 
   
   
       12 . The panel according to  claim 11 , wherein said edge structure ( 20 ) is made of cementitious material. 
   
   
       13 . The panel according to  claim 12 , wherein said edge structure ( 20 ) made of cementitious material forms a lamina ( 21   a ), having a plane of development substantially parallel to the plane of development of said panel ( 1   a ), with a thickness between 1 cm and 5 cm, and means of connection ( 21   b ) of said lamina ( 21   a ) to said base structure ( 10 ) that extend within said base structure ( 10 ) for a thickness between 1 cm and 5 cm. 
   
   
       14 . The panel according to  claim 11 , wherein said edge structure comprises a lamina ( 21   a ) having a plane of development substantially parallel to the plane of development of said panel ( 1   a ) and substantially set alongside said base structure ( 10 ), and means of connection ( 21   b ) of said lamina ( 21   a ) to said base structure ( 10 ). 
   
   
       15 . The panel according to  claim 14 , wherein said means of connection ( 21   b ) are made of foamed polymeric material. 
   
   
       16 . The panel according to  claim 14 , wherein said laminas ( 21   a ) are made of material selected from the group consisting of wood, metal, polymers, reinforced polymers, and paper. 
   
   
       17 . A wall comprising an inner core ( 31 ), at least one outer edge structure ( 20 ) coating at least partially said inner core ( 31 ), said inner core ( 31 ) comprising a plurality of base structures ( 10 ) shaped like a plate having a plane of development ( 1   a ) substantially parallel to the plane of development of said wall ( 30 ), said base structures ( 10 ) comprising a plurality of layers ( 11 ) having a laying plane substantially perpendicular to said plane of development ( 1   a ) of said base structure ( 10 ), said layers ( 11 ) being made of corrugated laminar material designed to define a plurality of waves ( 12 ), said waves ( 12 ) extending in a direction of extension ( 12   a ) oblique with respect to said plane of development ( 1   a ), said waves ( 12 ) of two of said successive layers ( 11 ) having said different directions of extension ( 12   a ), and in that said wall ( 30 ) comprises means of constraint ( 33 ) designed to constrain said inner core ( 31 ) to surrounding building elements ( 40 ). 
   
   
       18 . The wall according to  claim 17 , wherein said core ( 31 ) of said wall ( 30 ) comprises means of engagement ( 32 ) of said base structures ( 10 ), designed to join said base structures ( 10 ). 
   
   
       19 . The wall according to  claim 18 , wherein said means of engagement ( 32 ) of said base structures ( 10 ) are of a mechanical type and are designed to form fixed joints. 
   
   
       20 . The wall according to  claim 17 , which extends between a floor ( 41 ) and a ceiling ( 42 ), in which said means of constraint ( 33 ) of said base structures ( 10 ) are of a mechanical type, designed to form fixed joints, and are constrained to said floor ( 41 ) and to said ceiling ( 42 ).