Hard case type folding storage bag

Abstract

A hard case type folding storage bag has a bag body and a hard bottom support. The hard bottom support includes two symmetrical box covers. Each box cover has a box bottom and a support edge formed by extending upwards from a periphery of the box bottom, such that each box cover forms a sunken accommodating groove. The two box covers are arranged side by side. The accommodating grooves are open upwards. The support edges are fixed to a bottom of the bag body and mounted with zippers. The two box covers are fastened together to form a hard case. The bag body is hidden in the hard case after being folded.

What is claimed is: 
     
         1 . A hard case type folding storage bag, having a bag body and a hard bottom support, wherein the hard bottom support comprises two symmetrical box covers; each of the two symmetrical box covers has a box bottom and a circular support edge extending upwards from a periphery of the box bottom, such that each of the two symmetrical box cover forms a sunken accommodating groove; the two symmetrical box covers are arranged side by side, the sunken accommodating groove of each of the two symmetrical box covers open upwards, and the circular support edge of each of the two symmetrical box covers are fixed to a bottom of the bag body, such that the bag body is supported on the two symmetrical box covers when unfolded; the circular support edge of each of the two symmetrical box covers is further mounted with a zipper configured to be engaged with each other; and the two symmetrical box covers are fastened together by zipping up to form a hard case, such that the bag body is hidden in the hard case after being folded. 
     
     
         2 . The hard case type folding storage bag according to  claim 1 , wherein the two symmetrical box covers of the hard bottom support are rectangular, two short edges of the two symmetrical box covers are arranged side by side, and the two short edges adjacent to each other are pulled together through the zippers. 
     
     
         3 . The hard case type folding storage bag according to  claim 1 , wherein an area of the two symmetrical box covers arranged side by side is aligned with an area of the bottom of the bag body, such that the bottom of the bag body, in its entirety, is located on the two symmetrical box covers. 
     
     
         4 . The hard case type folding storage bag according to  claim 1 , wherein reinforcing ribs are formed on the two symmetrical box covers. 
     
     
         5 . The hard case type folding storage bag according to  claim 1 , wherein arc-shaped transition guide corners are formed between the box bottom and the circular support edge of each of the two symmetrical box covers. 
     
     
         6 . The hard case type folding storage bag according to  claim 1 , wherein a retaining ring is arranged on the circular support edge of one of the two symmetrical box covers. 
     
     
         7 . The hard case type folding storage bag according to  claim 1 , wherein the hard bottom support is made of a hard plastic material. 
     
     
         8 . The hard case type folding storage bag according to  claim 1 , wherein a side surface of the bag body is provided with a transverse baffle strip. 
     
     
         9 . The hard case type folding storage bag according to  claim 1 , wherein the bag body is a satchel, a handbag, a backpack, a storage bag, a thermal bag, or a shoe bag.