Compound thermal keeping bag

Abstract

A compound thermal keeping bag comprises an upper cover having outer threads and at least one ear for rotating the cover; a silica gel washer enclosing; a sleeve having inner threads; the sleeve can be locked to the upper cover and lock the washer; a center of the sleeve having an opening; a waterproof sealing ring having double face films at two sides of the waterproof sealing ring; the outer double face film serves to be combined with a water and heat proof cloth; the water and heat proof cloth formed as a bag for receiving ice bricks or hot water so as to provide the function of warm keeping; a buckling ring arranged at an outer surface of the water and heat proof cloth; and a heat endurable rubber ring arranged at an outer surface of the buckling ring.

What is claimed is: 
     
         1 . A compound thermal keeping bag comprising:
 an upper cover having outer threads and at least one ear for rotating the cover;   a silica gel washer enclosing the threads of the upper cover having the effect of drainproof;   a sleeve having inner threads; the sleeve can be locked to the upper cover and lock the washer; a center of the sleeve having an opening;   a waterproof sealing ring having double face films at two sides of the waterproof sealing ring; wherein when the waterproof sealing ring is combined to the sleeve, the waterproof sealing ring will not slide out;   a water and heat proof cloth formed as a bag for receiving ice bricks or hot water so as to provide the function of warm keeping; and the outer double face film serves to be combined with a water and heat proof cloth;   a buckling ring arranged at an outer surface of the water and heat proof cloth so that the water and heat proof cloth is tightly engaged to the sleeve; the waterproof sealing ring serves to fill the gaps induced from the water and heat proof cloth and the buckling ring; and   a heat endurable rubber ring arranged at an outer surface of the buckling ring; and   wherein the thermal keeping bag can be carried conveniently or placed in a handbag, in used, ice bricks or hot water is filled in the water and heat proof cloth, and then the thermal keeping bag can be used to touch the hands, face or body of the user; the temperature of the bag can be retained for a longer time.