Hard suitcase

Abstract

A suitcase body of a hard suitcase includes an upper suitcase body having a top wall and upper side walls which form an upper cavity with an opened bottom, a lower suitcase body having a bottom wall and lower side walls which form a lower cavity with a closed bottom and an opened top, and a cover. Peripheries of the upper and lower suitcase bodies are connected in a permanently closed manner, and the upper and lower cavities are communicated with each other, and an access opening is defined in the top wall by removing a part of the top wall, the rest and a portion of the upper side walls form an installation area for installing partial wheels, the rest of wheels are installed on the lower suitcase body. Such a simple structure of the suit case is convenient to take and put articles, which is easy to operate.

What is claimed is: 
     
         1 . A hard suitcase, comprising a suitcase body and multiple wheels, the suitcase body comprising an upper suitcase body of hard material, a lower suitcase body of hard material and a cover, the upper suitcase body having a top wall and upper side walls which form an upper cavity with an opened bottom, the lower suitcase body having a bottom wall and lower side walls which form a lower cavity with a closed bottom and an opened top, peripheries of the upper suitcase body and the lower suitcase body being connected in a permanently closed manner, and the upper cavity and the lower cavity being communicated with each other to form an accommodating space of the suitcase body, an access opening being defined in the top wall by removing a part of the top wall to communicate with the accommodating space, the rest of the top wall and a portion of the upper side walls that connects with the rest of the top wall forming an installation area for installing part of the wheels thereon, the rest of the wheels being installed on the lower suitcase body, and the cover being installed on the upper suitcase body so as to open or close the access opening 
     
     
         2 . The hard suitcase according to  claim 1 , wherein the upper suitcase body and the lower suitcase body are connected in a tensile and closed manner. 
     
     
         3 . The hard suitcase according to  claim 2 , further comprising an expanding zipper and a flexile band with a width larger than that of the expanding zipper, the flexile band has an upper side encircling and fixed on the upper side walls, and a lower side encircling and fixed on the lower side walls, and the expanding zipper configured at an outer side of the flexile band that is opposite to the accommodating space has an upper side encircling and fixed on the upper side walls, and a lower side encircling and fixed on the lower side walls. 
     
     
         4 . The hard suitcase according to  claim 3 , further comprising two enclosed plastic bones, one of which is partially covering an outer side of the expanding zipper and connected to the upper side walls, the other is partially covering the outer side of the expanding zipper and connected to the lower side walls, when the expanding zipper is closed, the two enclosed plastic bones contact with each other. 
     
     
         5 . The hard suitcase according to  claim 1 , wherein the upper suitcase body is butted up against the lower suitcase body firmly. 
     
     
         6 . The hard suitcase according to  claim 5 , wherein a lower edge of the upper side walls and an upper edge of the lower side walls are butted to form a contacting line, a circular enclosed strip is provided to cover the contacting line and firmly connected with the upper side walls and the lower side walls. 
     
     
         7 . The hard suitcase according to  claim 6 , wherein the circular enclosed strip comprises an inner enclosed strip covering the contacting line at an inner side of the upper side walls and the lower side walls, and an outer enclosed strip covering the contacting line at an outer side of the upper side walls and the lower side walls. 
     
     
         8 . The hard suitcase according to  claim 1 , wherein the upper suitcase body and the lower suitcase body are connected firmly in a sleeve manner. 
     
     
         9 . The hard suitcase according to  claim 8 , wherein either the upper side walls or the lower side walls partially sleeves the other one, and the upper side walls and the lower side walls are firmly connected at a contacting area of the upper side walls and the lower side walls. 
     
     
         10 . The hard suitcase according to  claim 9 , wherein a lower portion is formed by extending the lower edge of the upper side walls towards the accommodating space and then extending downward, and the lower portion is inserted into the lower side walls.