Vacuum adiabatic body and refrigerator

Abstract

A vacuum adiabatic body may include: a first plate member; a second plate member; a sealing part sealing the first plate member and the second plate member to provide a third space; a supporting unit maintaining the third space; a heat resistance unit at least including a conductive resistance sheet capable of resisting heat conduction flowing along a wall for the third space to decrease a heat transfer amount between the first plate member and the second plate member; and an exhaust port through which a gas in the third space is exhausted. A side frame may be fastened to the conductive resistance sheet and the second plate member, and the side frame is fastened to an edge portion of the second plate member. Accordingly, the formation of dews may be prevented and an adiabatic effect may be improved.

What is claimed is: 
     
         1 . A vacuum adiabatic body comprising:
 a first plate;   a second plate;   a vacuum space provided between the first plate and the second plate;   a side frame configured to define at least one portion of a wall for the vacuum space, the side frame including a first portion extending in a first direction; and   a radiation resistance sheet provided in a plate shape to reduce a heat radiation between the first plate and the second plate,   wherein the first portion of the side frame is spaced apart from the radiation resistance sheet and is not to overlap with the radiation resistance sheet in the first direction.   
     
     
         2 . The vacuum adiabatic body according to  claim 1 , wherein the side frame includes a second portion extending in a second direction that differs from the first direction. 
     
     
         3 . The vacuum adiabatic body according to  claim 2 , wherein the second portion of the side frame is spaced apart from the radiation resistance sheet and is not to overlap with the radiation resistance sheet in the first direction. 
     
     
         4 . The vacuum adiabatic body according to  claim 1 , further comprising a support provided in the vacuum space to maintain a gap in the vacuum space between the first plate and the second plate,
 wherein the support includes: a first support plate contacting the first plate; and a second support plate contacting the second plate, and   wherein the radiation resistance sheet includes a portion disposed between an end of the first support plate and an end of the second support plate in a direction that differs from the first direction.   
     
     
         5 . The vacuum adiabatic body according to  claim 1 , further comprising a support provided in the vacuum space to maintain a gap in the vacuum space between the first plate and the second plate,
 wherein the support includes a first support plate extending in a direction that differs from the first direction, and   wherein the radiation resistance sheet includes a portion disposed between the first support plate and the first portion of the side frame.   
     
     
         6 . The vacuum adiabatic body according to  claim 1 , wherein the radiation resistance sheet includes a portion of a lower emissivity than the first plate. 
     
     
         7 . A vacuum adiabatic body comprising:
 a first plate;   a second plate;   a vacuum space provided between the first plate and the second plate;   a side frame configured to define at least one portion of a wall for the vacuum space, the side frame including a first portion extending in a first direction; and   a gasket spaced apart from the first portion of the side frame,   wherein the first portion of the side frame overlaps with the gasket in the first direction.   
     
     
         8 . The vacuum adiabatic body according to  claim 7 , wherein the side frame includes a second portion extending in a second direction that differs from the first direction. 
     
     
         9 . The vacuum adiabatic body according to  claim 8 , wherein the second portion of the side frame is spaced apart from the gasket and overlaps with the gasket in the first direction. 
     
     
         10 . The vacuum adiabatic body according to  claim 7 , further comprising a support provided in the vacuum space to maintain a gap in the vacuum space between the first plate and the second plate,
 wherein the support includes: a first support plate contacting the first plate; and a second support plate contacting the second plate, and   wherein the gasket includes a portion disposed between an end of the first support plate and an end of the second support plate in a direction that differs from the first direction.   
     
     
         11 . The vacuum adiabatic body according to  claim 7 , further comprising a support provided in the vacuum space to maintain a gap in the vacuum space between the first plate and the second plate,
 wherein the support includes a first support plate extending in a direction that differs from the first direction, and   wherein the gasket includes a portion disposed between the first support plate and the first portion of the side frame.   
     
     
         12 . The vacuum adiabatic body according to  claim 7 , comprising a support provided in the vacuum space to maintain a gap in the vacuum space between the first plate and the second plate,
 wherein the support includes a second support plate extending in a direction that differs from the first direction, and   wherein the gasket overlaps with the second support plate in the first direction.   
     
     
         13 . The vacuum adiabatic body according to  claim 7 , wherein the side frame being connected to a side portion of the vacuum adiabatic body; and
 wherein the side portion of the vacuum adiabatic body overlaps with the gasket in the first direction.   
     
     
         14 . A vacuum adiabatic body comprising:
 a first plate;   a second plate;   a vacuum space provided between the first plate and the second plate;   a side frame configured to define at least one portion of a wall for the vacuum space, the side frame including a first portion extending in a first direction, and the side frame being connected to a side portion of the vacuum adiabatic body; and   a radiation resistance sheet provided in a plate shape to reduce a heat radiation between the first plate and the second plate,   wherein the side portion of the vacuum adiabatic body is spaced apart from the radiation resistance sheet and is not to overlap with the radiation resistance sheet in the first direction.   
     
     
         15 . The vacuum adiabatic body according to  claim 14 , wherein the side frame includes:
 a first connecting part connected to the first plate;   a gap part bent from the first connecting part to extend in the first direction; and   a second connecting part connected to the second plate.   
     
     
         16 . The vacuum adiabatic body according to  claim 15 , wherein the first connecting part and the second connecting part are spaced apart from the radiation resistance sheet and are not to overlap with the radiation resistance sheet in the first direction. 
     
     
         17 . The vacuum adiabatic body according to  claim 14 , wherein the radiation resistance sheet includes a portion of a lower emissivity than the first plate. 
     
     
         18 . A vacuum adiabatic body comprising:
 a first plate;   a second plate;   a vacuum space provided between the first plate and the second plate;   a side frame configured to define at least one portion of a wall for the vacuum space, the side frame including a first portion extending in a first direction, and the side frame being connected to a side portion of the vacuum adiabatic body; and   a gasket spaced apart from the first portion of the side frame,   wherein the side portion of the vacuum adiabatic body overlaps with the gasket in the first direction.   
     
     
         19 . The vacuum adiabatic body according to  claim 18 , wherein the side frame includes:
 a first connecting part connected to the first plate;   a gap part bent from the first connecting part to extend in the first direction; and   a second connecting part connected to the second plate.   
     
     
         20 . The vacuum adiabatic body according to  claim 19 , wherein the first connecting part overlaps with the gasket in the first direction, and the second connecting part is not to overlap the gasket in the first direction.