Cushion with heat preservation, cold insulation and freshness preservation functions

Abstract

A cushion with heat preservation, cold insulation and freshness preservation functions is provided, relating to the technical field of home and outdoor patio leisure products. The cushion includes an outer cover and an inner core, as well as a containing bag located in the inner core. The bag body of the containing bag is provided with an insulation layer, and the opening of the containing bag corresponds to the first opening and closing structure of the outer cover. In outdoor camping and other scenarios, items that need heat preservation can be placed in the containing bag, which can reduce the number and volume of items needed to be carried, making them easy to carry, on the other hand, items such as food can also be insulated and kept fresh, making it convenient for users.

What is claimed is: 
     
         1 . A cushion with heat preservation, cold insulation and freshness preservation functions, comprising an outer cover ( 10 ) and an inner core ( 11 ), wherein the outer cover ( 10 ) is provided with a first opening and closing structure, and further comprises a containing bag ( 12 ) located in the inner core ( 11 ), a bag body of the containing bag ( 12 ) is provided with an insulation layer, and an opening of the containing bag ( 12 ) corresponds to the first opening and closing structure. 
     
     
         2 . The cushion with heat preservation, cold insulation and freshness preservation functions as claimed in  claim 1 , further comprising a flexible strap ( 13 );
 the flexible strap ( 13 ) is wrapped around a middle of the outer cover ( 10 ) as a middle belt;   and/or, fasteners ( 101 ) are provided on both sides of the first opening and closing structure on the outer cover ( 10 ), and the flexible strap ( 13 ) is connected to the outer cover ( 10 ) through the fasteners ( 101 ).   
     
     
         3 . The cushion with heat preservation, cold insulation and freshness preservation functions as claimed in  claim 2 ,
 two ends of the flexible strap ( 13 ) is fixedly connected to two fasteners ( 101 ), respectively;   or, the flexible strap ( 13 ) is fixedly connected end-to-end itself after passing through two fasteners ( 101 ).   
     
     
         4 . The cushion with heat preservation, cold insulation and freshness preservation functions as claimed in  claim 3 , wherein a fixed connection method of the flexible strap ( 13 ) is detachable or non-detachable. 
     
     
         5 . The cushion with heat preservation, cold insulation and freshness preservation functions as claimed in  claim 1 , wherein a second opening and closing structure corresponding to the opening of the containing bag ( 12 ) is provided on the inner core ( 11 ), and, the containing bag ( 12 ) is limited within the inner core ( 11 ) when the second opening and closing structure is closed. 
     
     
         6 . The cushion with heat preservation, cold insulation and freshness preservation functions as claimed in  claim 1 , wherein the opening of the containing bag ( 12 ) is provided with a third opening and closing structure, and the third opening and closing structure is capable to open or seal the containing bag ( 12 ). 
     
     
         7 . The cushion with heat preservation, cold insulation and freshness preservation functions as claimed in  claim 6 , wherein the third opening and closing structure is a zipper, button, hook & Loop fastener or magnetic buckle. 
     
     
         8 . The cushion with heat preservation, cold insulation and freshness preservation functions as claimed in  claim 1 , wherein the containing bag ( 12 ) is an integral structure with the inner core ( 11 ), or the containing bag ( 12 ) is detachably connected to the inner core ( 11 ). 
     
     
         9 . The cushion with heat preservation, cold insulation and freshness preservation functions as claimed in  claim 1 , wherein the insulation layer of the containing bag ( 12 ) is a double-layer structure of tin foil layer and fiber layer. 
     
     
         10 . The cushion with heat preservation, cold insulation and freshness preservation functions as claimed in  claim 1 , further comprising flexible straps ( 13 ) and fasteners ( 101 ), wherein the fasteners ( 101 ) are arranged at four corners of the outer cover ( 10 ), and the number of the flexible straps ( 13 ) is two;
 two of the flexible straps ( 13 ) are connected through the fasteners ( 101 ) vertically distributed on both sides of the outer cover ( 10 ) to form two shoulder straps;   or, one of the flexible straps ( 13 ) is connected to form a handle strap through the fasteners horizontally distributed ( 101 ) at a top of the outer cover ( 10 ), while the other flexible straps ( 13 ) is connected through fasteners ( 101 ) at a bottom of the outer cover ( 10 ) and tightens the bottom of the outer cover ( 10 ).