Structural element for low heat-bridging attachment of a protruding exterior part to a building envelope

Abstract

A structural element for the low heat-bridging attachment of a protruding exterior part to a building envelope, having at least one insulating body to be arranged between the protruding exterior part and the building envelope, and at least one force transmission element which can be connected to the protruding exterior part and to the building envelope. The insulating body has at least one enveloping element and at least one insulating material introduced into the enveloping element, which enveloping element can be produced by folding and/or plugging together so that the enveloping element is storable substantially flat in an unfolded and/or non-plugged-together storage state, whereas the enveloping element is filled with the insulating material in a folded and/or plugged-together use state and is traversed by the force transmission element. A method for producing such a structural element for the low heat-bridging attachment of a protruding exterior part to a building envelope is also provided.

1 . A structural element ( 7 ) for low heat-bridging attachment of a protruding exterior part to a building envelope, comprising:
 at least one insulating body ( 8 ) that is adapted to be arranged between the protruding exterior part and the building envelope,   at least one force transmission element ( 9 ,  10 ,  11 ) that is adapted to be connected to the protruding exterior part and to the building envelope,   the insulating body comprises at least one enveloping element ( 1 ) and an insulating material that is introducible into the enveloping element ( 1 ),   said enveloping element ( 1 ) is producible by at least one of folding or plugging together such that the enveloping element ( 1 ) is storable substantially flat in at least one of an unfolded or non-plugged-together, storage state, and in an at least one of folded or plugged-together, use state, the enveloping element ( 1 ) is filled with the insulating material and traversed by the force transmission element ( 9 ,  10 ,  11 ).   
     
     
         2 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 1 , wherein
 the enveloping element ( 1 ) has a peripheral outer wall ( 2 ) and at least two cover elements ( 31 ,  32 ), said cover elements ( 31 ,  32 ) close the outer wall ( 2 ) on end sides in the use state, the outer wall ( 2 ) and the cover elements ( 31 ,  32 ) enclosing an inner region of the enveloping element ( 2 ) in the use state, and at least one of the outer wall ( 2 ) or the cover elements ( 31 ,  32 ) including a reclosable filling opening for filling the insulating material.   
     
     
         3 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 2 , wherein
 the outer wall ( 2 ) has at least two predetermined breaking points ( 61 ,  62 ,  63 ,  64 ,  65 ,  66 ), said predetermined breaking points ( 61 ,  62 ,  63 ,  64 ,  65 ,  66 ) are adapted to allow the force transmission element ( 9 ,  10 ,  11 ) to traverse the enveloping element ( 1 ) in the use state.   
     
     
         4 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 3 , wherein
 at least one of the outer wall ( 2 ) or the cover elements ( 31 ,  32 ) comprise a one-piece blank, with fold lines arranged at least one of between the outer wall ( 2 ) and the cover elements ( 31 ,  21 ) or within the outer wall ( 2 ), and said fold lines serve for converting the blank of the enveloping element ( 1 ) from the storage state into the folded use state.   
     
     
         5 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 3 , wherein
 the outer wall ( 2 ) comprises at least four side walls ( 21 ,  22 ,  23 ,  24 ) which, in the use state of the enveloping element ( 1 ), are articulated to one another on longitudinal sides thereof, and the predetermined breaking points ( 61 ,  62 ,  63 ,  64 ,  65 ,  66 ) being arranged in alignment on two mutually opposite side walls ( 21 ,  23 ) in the use state.   
     
     
         6 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 5 , wherein
 the cover elements ( 31 ,  32 ) are arranged on transverse sides of at least one side wall ( 21 ,  22 ,  23 ,  24 ), and the cover elements ( 31 ,  32 ) are articulated toward the inner region of the enveloping element ( 1 ) in the use state of the enveloping element ( 1 ).   
     
     
         7 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 6 , wherein
 a first one of the side walls ( 21 ,  22 ,  23 ,  24 ) has, on the longitudinal side, a flap ( 5 ) which, in the use state of the enveloping element ( 1 ), at least partially overlaps or is plugged into a further one of the side walls ( 21 ,  22 ,  23 ,  24 ), and at least one of the side walls ( 21 ,  22 ,  23 ,  24 ) or the flap ( 5 ) are plugged together or connectable on the longitudinal sides.   
     
     
         8 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 1 , wherein
 at least one of the enveloping element ( 1 ), the insulating material, or the force transmission elements ( 9 ,  10 ,  11 ) are formed from a fire-retardant material.   
     
     
         9 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 8 , wherein
 the fire retardant material comprises at least one of: from a noncombustible material, particularly preferably from cellulose material, fiber-reinforced cellulose material, cardboard, plastic, fiber-reinforced plastic, plasterboard, cement-impregnated fabric, high-performance concrete slabs, fiber-reinforced concrete slabs.   
     
     
         10 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 1 , wherein
 the enveloping element ( 1 ) is provided on an outer side with a coating.   
     
     
         11 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 10 , wherein the coating is a noncombustible coating. 
     
     
         12 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 1 , wherein
 the insulating material comprises a bulk material and is filled into the enveloping element in the use state.   
     
     
         13 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 12 , wherein
 the insulating material is able to be consolidated by at least one of binders or pressure application in the use state of the enveloping element ( 1 ).   
     
     
         14 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 1 , wherein
 the insulating material comprises one or more insulating material blanks that are placed in the enveloping element in the use state.   
     
     
         15 . The structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 2 , wherein
 the inner region of the enveloping element ( 1 ) is lined with a bag in the use state, and said bag is filled with the insulating material in the form of bulk material, the bag having at least two predetermined breaking points or through-openings which correspond to the predetermined breaking points ( 61 ,  62 ,  63 ,  64 ,  65 ,  66 ) of the enveloping element, and said predetermined breaking points or through-openings allow the force transmission element ( 9 ,  10 ,  11 ) to traverse the bag in the use state of the enveloping element.   
     
     
         16 . A method for producing the structural element ( 7 ) for the low heat-bridging attachment of the protruding exterior part to the building envelope as claimed in  claim 1 , the method comprising:
 providing the enveloping element ( 1 ) in the storage state,   converting the enveloping element ( 1 ) to the use state by at least one of folding and plugging together the enveloping element ( 1 ),   introducing the insulating material into the enveloping element ( 1 ) in the use state, and   arranging the at least one force transmission element ( 9 ,  10 ,  11 ) in a traversing manner through the enveloping element ( 1 ) in the use state that is adapted for connection to the protruding exterior part and to the building envelope.   
     
     
         17 . The method as claimed in  claim 16 , further comprising
 filling the insulating material into the enveloping element ( 1 ) in the form of bulk material, and consolidating the insulating material by at least one of a pressure application or by introducing a binder.   
     
     
         18 . The method as claimed in  claim 16 , further comprising
 placing the insulating material in the enveloping element ( 1 ) in the form of one or more insulating material blanks.   
     
     
         19 . The method as claimed in  claim 16 , further comprising
 providing a coating on an outer side of the enveloping element ( 1 ).   
     
     
         20 . The method as claimed in  claim 16 , further comprising
 lining an inner region of the enveloping element ( 1 ) with a bag in the use state of the enveloping element ( 1 ), and filling the insulating material in the form of bulk material into the bag.