Inner and Outer Tank Connection Device for Cryogenic Storage Tank and Cryogenic Storage Tank

An inner and outer tank connection device for a cryogenic storage tank, the cryogenic storage tank comprising an inner tank and an outer tank, the outer tank wrapping around the inner tank;

• wherein the inner and outer tank connection device comprises:
• a suspension belt;
• a first connection assembly for connecting to the outer tank, wherein the first connection assembly comprises a first connection seat and a first connection member, and the first connection seat is configured for connecting the outer tank and the first connection seat is provided with a first limiting seat, wherein the first connection member is rotatably connected to one end of the suspension belt, and the first connection member is provided with a first limiting portion, and the first limiting portion fits with the first limiting seat to limit the first connection member from twisting on the first connection seat with the suspension belt as a rotation axis;
• and
• a second connection assembly for connecting to the inner tank, wherein the second connection assembly is rotatably connected to another end of the suspension belt.