Prefab panel for realizing a double layer wall in buildings

Abstract

Prefab panel for assembling a double layer wall of a building, with structural support function and thermal insulation. The panel includes at least one element of brick material having an exposed surface, a connection surface, a narrow side with a protrusion, and an opposite narrow side with a recess. Panel also includes an intermediate layer composed of cement mortar, and at least one element of insulating material with a connection surface, an exposed surface, a narrow side with a protrusion, and an opposite narrow side with a recess.

1 . A prefab panel for assembling a double layer wall of a building, with structural support function and thermal insulation, comprising: 
 at least one element of brick material having an exposed surface, a connection surface, a narrow side with a protrusion, and an opposite narrow side with a recess,    an intermediate layer composed of cement mortar,    at least one element of insulating material with a connection surface, an exposed surface, a narrow side with a protrusion, and an opposite narrow side with a recess.    
   
   
       2 . The prefab panel according to the  claim 1 , wherein: 
 the connection surface of the at least one element of insulating material, is arranged facing the intermediate layer composed of cement mortar and comprises recesses or grooves, wherein a cross-section is substantially shaped as a “C” with its aperture oriented towards the layer of cement mortar.    
   
   
       3 . The prefab panel according to the  claim 2 , wherein: 
 the cross-section of the grooves is substantially shaped as a “swallow tail” with its aperture oriented towards the layer of cement mortar.    
   
   
       4 . The prefab panel according to the  claim 1 , wherein: 
 a thickness (d) of the at least one element of insulating material ranges from approximately 5 to approximately 15 cm.    
   
   
       5 . The prefab panel according to the  claim 1 , wherein: 
 the at least one element of brick material contains a plurality of through bores extending over the whole length of the at least one element of brick material, each of which forms an insulating air chamber.    
   
   
       6 . The prefab panel according to the  claim 1 , wherein: 
 a thickness of the at least one element of brick material ranges from approximately 8 to approximately 15 cm.    
   
   
       7 . The prefab panel according to the  claim 1 , wherein: 
 a total thickness of the prefab panel ranges from approximately 25 to approximately 45 cm.    
   
   
       8 . The prefab panel according to the  claim 1 , wherein: 
 the at least one element of brick material and the at least one element of insulating material have essentially of the same dimensions of length, and width, respectively.    
   
   
       9 . The prefab panel according to the  claim 1 , wherein: 
 a plurality of elements of brick material and a same plurality of elements of insulating material are suitably assembled, with the help of an intermediate layer composed of reinforced cement mortar to form a wall of the height corresponding to the length of the single elements of brick material and insulating material, respectively, and of the width corresponding to the width of the single elements, multiplied by the number of individual elements of brick material and insulating material in the corresponding direction, respectively, forming the wall height, and width, respectively.    
   
   
       10 . The prefab panel according to the  claim 1 , wherein: 
 a length of the at least one element of insulating material ranges from approximately 100 to approximately 300 cm, and that the minimum density of the insulating material is approximately 20 kg/m 3 .    
   
   
       11 . The prefab panel according to the  claim 1 , wherein: 
 the at least one element of brick material is of a rectangular shape.    
   
   
       12 . The prefab panel according to the  claim 1 , wherein: 
 the recess in the at least one element of brick material extends over a whole length of the at least one brick material.    
   
   
       13 . The prefab panel according to the  claim 1 , wherein: 
 the at least one element after assembly of the building forms an inner wall surface of the building.    
   
   
       14 . The prefab panel according to the  claim 1 , wherein: 
 the intermediate layer composed of cement mortar further comprises a suitable reinforcing structure of steel bars.    
   
   
       15 . The prefab panel according to the  claim 1 , wherein: 
 the at least one element of insulating material comprises polystyrol.    
   
   
       16 . The prefab panel according to the  claim 1 , wherein: 
 the at least one element of insulating material is of a rectangular shape.    
   
   
       17 . The prefab panel according to the  claim 1 , wherein: 
 the recess in the at least one element of insulating material extends over a whole length of the at least one insulating material.    
   
   
       18 . The prefab panel according to the  claim 1 , wherein: 
 the at least one element of insulating material after assembly of the building forms the outside wall surface of the building, thereby forming a double layer wall with structural support function and thermal insulation.    
   
   
       19 . A method of making prefab panel for assembling a double layer wall of a building, with structural support function and thermal insulation, comprising: 
 connecting at least one element of brick material having an exposed surface, a connection surface, a narrow side with a protrusion, and an opposite narrow side with a recess to an intermediate layer composed of cement mortar; and    connecting at least one element of insulating material having a connection surface, an exposed surface, a narrow side with a protrusion, and an opposite narrow side with a recess to the intermediate layer.    
   
   
       20 . The method of making a prefab panel according to the  claim 19 , wherein: 
 the connection surface of the at least one element of insulating material, is arranged facing the intermediate layer composed of cement mortar and comprises recesses or grooves, wherein a cross-section is substantially shaped as a “C” with its aperture oriented towards the layer of cement mortar.