Thermal Insulation Bag

Abstract

A thermal insulation bag, having a bag body for accommodating goods and an upper cover for covering the bag body, wherein the bag body comprises an inner container having side walls and a bottom wall, and a first inner TPU fabric layer and a second outer TPU fabric layer that cover the outer sides of the side walls and the bottom wall of the inner container, and the upper cover comprises an upper cover body, and a first inner TPU fabric layer and a second outer TPU fabric layer that cover at least a part of the outer side of the upper cover body; wherein a vacuum insulation panel VIP is disposed between the first inner TPU fabric layer and the second outer TPU fabric layer for the side walls of the inner container and/or the bottom wall of the inner container and/or the upper cover body, and a protective layer for the vacuum insulation panel is disposed between the vacuum insulation panel and the second outer TPU fabric layer.

1 . A thermal insulation bag, comprising:
 a bag body for accommodating goods and an upper cover for covering the bag body, wherein the bag body comprises an inner container having side walls and a bottom wall, and a first inner TPU fabric layer and a second outer TPU fabric layer that covers outer sides of the side walls and the bottom wall of the inner container, and the upper cover comprises an upper cover body, and a first inner TPU fabric layer and a second outer TPU fabric layer that cover at least a part of the outer side of the upper cover body; characterized in that a vacuum insulation panel is disposed between the first inner TPU fabric layer and the second outer TPU fabric layer for the side walls of the inner container and/or the bottom wall of the inner container and/or the upper cover body, and a protective layer for the vacuum insulation panel is disposed between the vacuum insulation panel and the second outer TPU fabric layer.   
     
     
         2 . The thermal insulation bag according to  claim 1 , wherein the vacuum insulation panel is internally provided with a plurality of filling modules arranged in a certain gap between each other. 
     
     
         3 . The thermal insulation bag according to  claim 1 , wherein the protective layer for the vacuum insulation panel is a metal plate, a wooden plate, or a hard plastic plate. 
     
     
         4 . The thermal insulation bag according to  claim 3 , wherein the metal plate is an iron plate or a steel plate. 
     
     
         5 . The thermal insulation bag according to  claim 1 , wherein the vacuum insulation panel and an expanded polyethylene (EPE) insulation layer are disposed between the first inner TPU fabric layer and the second outer TPU fabric layer. 
     
     
         6 . The thermal insulation bag according to  claim 5 , wherein the vacuum insulation panel, the EPE insulation layer and the protective layer are sequentially disposed from the first inner TPU fabric layer to the second outer TPU fabric layer; alternatively, the vacuum insulation panel, the protective layer, and the EPE insulation layer are sequentially disposed from the first inner TPU fabric layer to the second outer TPU fabric layer. 
     
     
         7 . The thermal insulation bag according to  claim 5 , wherein the EPE insulation layer, the vacuum insulation panel, the EPE insulation layer and the protective layer are sequentially arranged from the first inner TPU fabric layer to the second outer TPU fabric layer. 
     
     
         8 . The thermal insulation bag according to  claim 5 , wherein the EPE insulation layer, the vacuum insulation panel, the protective layer, and the EPE insulation layer are sequentially arranged from the first inner TPU fabric layer to the second outer TPU fabric layer. 
     
     
         9 . The thermal insulation bag according to  claim 5 , wherein the EPE insulation layer, the vacuum insulation panel and the protective layer are sequentially arranged from the first inner TPU fabric layer to the second outer TPU fabric layer. 
     
     
         10 . The thermal insulation bag according to  claim 5 , wherein the vacuum insulation panel, the EPE insulation layer, the vacuum insulation panel and the protective layer are sequentially arranged from the first inner TPU fabric layer to the second outer TPU fabric layer. 
     
     
         11 . The thermal insulation bag according to  claim 1 , wherein only the vacuum insulation panel is provided between the first inner TPU fabric layer and the second outer TPU fabric layer.