Door assembly for refrigeration appliance and refrigeration appliance

Abstract

A door assembly for a refrigeration appliance includes: an inner door which is provided with a first door frame that is enclosed to form an inner door cavity; a first door seal that is assembled on a rear side of the first door frame; and an outer door that is pivotably arranged on a front side of the inner door. The outer door has a thermal insulation glass module which includes at least two glass sheets that are spaced apart from each other. A sealing portion is arranged between the adjacent glass sheets. The sealing portion has a first sealing section, and, when viewed in a direction parallel to a main extension plane of the door assembly, the first sealing section is located on an outer side of the first door seal.

1 . A door assembly for a refrigeration appliance, the door assembly being configured to open or close a housing body of the refrigeration appliance, the door assembly comprising:
 an inner door configured to be pivotably mounted on a front side of the housing body relative to the housing body, said inner door having a first door frame enclosing an inner door cavity;   a first door seal disposed on a rear side of said first door frame and configured to sealably close said first door frame relative to the housing body when said inner door is closed; and   an outer door pivotably mounted on a front side of said inner door relative to said inner door and configured to selectively open or close said inner door cavity, said outer door having a thermal insulation glass module with at least two glass sheets that are spaced apart from one another, a sealing portion arranged between adjacent said glass sheets, and a thermal insulation space between said glass sheets formed by said sealing portion; and   said sealing portion having a first sealing section which, viewed in a direction parallel to a main extension plane of the door assembly, is located on an outer side of said first door seal.   
     
     
         2 . The door assembly according to  claim 1 , wherein at least one of the following is true:
 in a projection plane perpendicular to a thickness direction of the door assembly, a projection of the first sealing section is spaced apart from a projection of said first door seal; or   in a projection plane perpendicular to the thickness direction of the door assembly, the projection of the first sealing section is adjacent to the projection of said first door seal; or   in a projection plane perpendicular to the thickness direction of the door assembly, a part of the projection of said first sealing section overlaps the projection of said first door seal, and a remaining part of the projection of said first sealing section is located on the outer side of said first door seal.   
     
     
         3 . The door assembly according to  claim 1 , wherein at least one of the following is true:
 said sealing portion moves along an outer edge of at least one glass sheet of said thermal insulation glass module, so that said sealing portion has an annular configuration surrounding said glass sheet; or   said sealing portion has a constant width on an entire longitudinal extension scale.   
     
     
         4 . The door assembly according to  claim 1 , wherein the first sealing section extends through an entire longitudinal extension scale of at least one side of said sealing portion. 
     
     
         5 . The door assembly according to  claim 1 , wherein:
 said sealing portion has a second sealing section; and   in the projection plane perpendicular to the thickness direction of the door assembly, a projection of said second sealing section completely overlaps the projection of said first door seal, or a projection of said second sealing section is surrounded by the projection of said first door seal.   
     
     
         6 . The door assembly according to  claim 5 , wherein at least one of the following is true:
 the door assembly is provided with a second hinge mechanism for said outer door and/or a second gripping portion at a position adjacent to said second sealing section; or   said sealing portion has said first sealing section and said second sealing section in the at least one side.   
     
     
         7 . The door assembly according to  claim 1 , wherein said first door frame has a first assembly portion for assembling said first door seal, said first assembly portion is provided with at least one fitting recess, and said first door seal is formed with at least one fitting protrusion for fitting into said at least one fitting recess. 
     
     
         8 . The door assembly according to  claim 1 , wherein at least one of the following is true:
 said first door frame has a first foaming space filled with a thermal insulation foaming material; or   said first door frame is provided with a first hinge assembly portion of a first hinge mechanism for said inner door, said first hinge mechanism being configured to be arranged between said inner door and said housing body, and said first hinge assembly portion is a hinge shaft or a shaft hole for the hinge shaft; or   said first door frame has a first gripping portion recessed inwards in the direction parallel to the main extension plane of the door assembly.   
     
     
         9 . The door assembly according to  claim 1 , further comprising a second door seal configured to sealably close said outer door relative to said first door frame when said outer door is closed. 
     
     
         10 . The door assembly according to  claim 9 , wherein at least one of the following is true:
 said outer door has a second door frame configured to bear said thermal insulation glass module, and said second door seal is assembled on a rear side of said second door frame; or   in the projection plane perpendicular to the thickness direction of the door assembly, a projection of said second door seal is completely located on an inner side of a projection of said sealing portion.   
     
     
         11 . The door assembly according to  claim 10 , wherein at least one of the following is true:
 a first glass sheet on a forefront side of said thermal insulation glass module has a protruding edge relative to a second glass sheet on a rear side of said thermal insulation glass module, said protruding edge is fixedly placed on a bearing flange of said second door frame, and said glass sheet on the rear side of said thermal insulation glass module is placed in an accommodation space enclosed by said bearing flange; or   said second door frame is provided with a second assembly portion for assembling said second door seal, said second assembly portion surrounds said inner door cavity, and said second assembly portion particularly supports said thermal insulation glass module; or   said second door frame is formed with a second foaming space filled with a thermal insulation foaming material, and, in said projection plane perpendicular to the thickness direction of the door assembly, said sealing portion is located in an area of said second foaming space.   
     
     
         12 . The door assembly according to  claim 10 , further comprising a second hinge mechanism for said outer door arranged between said inner door and said outer door, said second door frame being provided with a second hinge assembly portion of said second hinge mechanism, and a second hinge assembly portion being a hinge shaft or a shaft hole for the hinge shaft. 
     
     
         13 . The door assembly according to  claim 10 , further comprising a second hinge mechanism for said outer door arranged between said inner door and said outer door, a second hinge assembly portion of said second hinge mechanism being arranged on a rear side of said thermal insulation glass module of said outer door and being a hinge shaft or a shaft hole for the hinge shaft. 
     
     
         14 . The door assembly according to  claim 1 , wherein at least one of the following is true:
 said thermal insulation glass module is a vacuum glass module or a hollow glass module, and the thermal insulation space of said hollow glass module is filled with an inert gas; or   front door plates are arranged at intervals on the front side of said thermal insulation glass module; or   said thermal insulation glass module comprises said first glass sheet and said second glass sheet, said first glass sheet being located on a front side of said second glass sheet, and said second glass sheet having an irregular shape and having a relief structure at a position corresponding to said second hinge mechanism for at least one of said outer door or said second gripping portion.   
     
     
         15 . A refrigeration appliance, comprising a housing body and at least one door assembly according to  claim 1  mounted to said housing body.