Building with insulation system

Abstract

Building having several exterior walls, wherein the exterior walls are formed by a sidewall or roof of the building, and an insulation system against at least one exterior wall, wherein the insulation system comprises several rectangular insulation cassettes, wherein the insulation cassettes comprise a plastic tray and a separate plastic cover, wherein the tray has a bottom wall and a circumferential wall upright therefrom that are integrally formed and the cover closes off the open side of the tray, wherein the tray and the cover are provided with cooperating attachment members for attachment of the cover onto the tray, wherein the boom wall is situated on the side of the exterior wall and the cover is placed on the upper side of the tray which side faces away from the exterior wall.

1 . Building having several exterior walls, wherein the exterior walls are formed by a sidewall or roof of the building, and an insulation system against at least one exterior wall, wherein the insulation system comprises several rectangular insulation cassettes, wherein the insulation cassettes comprise a plastic tray and a separate plastic cover, wherein the tray has a bottom wall and a circumferential wall upright therefrom that are integrally formed and the cover closes off the open side of the tray, wherein the tray and the cover are provided with cooperating attachment members for attachment of the cover onto the tray, wherein the bottom wall is situated on the side of the exterior wall and the cover is placed on the upper side of the tray which side faces away from the exterior wall, wherein on the upper side of the circumferential wall which side faces away from the bottom wall the tray is provided with an insert frame, wherein the insert frames of consecutive trays engage onto each other. 
     
     
         2 . Building according to  claim 1 , wherein the circumferential wall is formed by four circumferential wall sides defining the rectangular shape of the tray, wherein the upper side of at least one circumferential wall side is provided with a first insert frame, wherein the first insert frame has a first free end that in cooperation with the circumferential wall side bounds a first accommodation slot accessible in the direction of the bottom wall, and wherein the upper side of at least one other circumferential wall section is provided with a second insert frame, wherein the second insert frame has a second free end that in cooperation with the circumferential wall section bounds a second accommodation slot accessible in the direction away from the bottom wall, wherein the first insert frame and the second insert frame engage onto one another by accommodating each other's free lips in the accommodation slots. 
     
     
         3 . Building according to  claim 2 , wherein in circumferential direction the tray is consecutively provided with two first insert frames followed by two second insert frames. 
     
     
         4 . Building according to  claim 1 , wherein the cover is provided with a straight upper wall having a rectangular main circumference, and an installation wall that is transverse thereto which wall when the cover is installed comes within and against the circumferential wall of the tray. 
     
     
         5 . Building according to  claim 4 , wherein the attachment members on the installation wall comprise hook members distributed over the circumference which hook members fall into catching openings in the circumferential wall. 
     
     
         6 . Building according to  claim 5 , wherein behind the hook members the installation wall is provided with hollow insertion bushes. 
     
     
         7 . Building according to  claim 6 , wherein the insertion bushes are provided with a breaking gate which from the side of the upper wall gives access to the cavity of the hollow insertion bushes. 
     
     
         8 . Building according to  claim 4 , wherein on at least one longitudinal side the cover is provided with a connection edge situated recessed relative to the upper surface of the upper wall, wherein on at least one other longitudinal side the cover is provided with a protruding support edge, wherein the support edges of consecutive covers connect to the connection edge into a level joint upper surface of the covers. 
     
     
         9 . Building according to  claim 8 , wherein in circumferential direction along the longitudinal sides the cover is consecutively provided with two connection edges followed by two support edges. 
     
     
         10 . Building according to  claim 1 , wherein the insulation system is provided with mounting profiles extending parallel to each other and in between which the trays are secured, wherein the mounting profiles keep an air space free between the exterior wall and the bottom of the trays. 
     
     
         11 . Building according to  claim 10 , wherein the mounting profile is provided with a hooking rib and at the transition to the bottom wall the circumferential wall of the trays is provided with a hooking edge that engages behind the hooking rib. 
     
     
         12 . Building according to  claim 1 , wherein the tray and the cover are made of PVC. 
     
     
         13 . Building according to  claim 1 , wherein an air space is kept free between the wall and the bottom of the trays, wherein the building is provided with an air treatment installation introducing indoor air from the building into the air space. 
     
     
         14 . Building according to  claim 13 , wherein the insulation system is provided with closing valves for at least partially closing off the air space relative to the ambient air outside of the air space. 
     
     
         15 . Building according to  claim 1 , wherein an air space is kept free between the wall and the bottom of the trays, wherein the wall has a heat resistance of less than Rc=1, preferably less than Rc=0.5, wherein the insulation system, the air space between the wall and the bottom of the trays and the wall jointly have a heat resistance of at least Rc=5, preferably at least Rc=8 and most preferably at least Rc=10. 
     
     
         16 . Building according to  claim 1 , wherein an air space is kept free between the wall and the bottom of the trays, wherein the wall mass exchange, in particular permits the discharge of air and/or harmful substances, such a volatile organic substances, wherein the air space between the wall and the bottom of the trays is adapted for discharging the mass discharged out of the building by the mass exchange via the wall. 
     
     
         17 . Building according to  claim 10 , wherein the height of the air space between the wall and the bottom of the trays is smaller than or equal to twice the height between the bottom walls and the covers of the trays, and preferably is smaller than or equal to once the height between the bottom walls and the covers of the trays. 
     
     
         18 . Insulation system for the exterior wall of a building according to  claim 1 .