Backpack supporting bar and backpack

Abstract

The present disclosure discloses a backpack supporting bar, including a first supporting sub-bar and a second supporting sub-bar connected to the first supporting sub-bar; end portions of the first supporting sub-bar and the second supporting sub-bar are movably connected to each other; and the backpack supporting bar has a first state where the entire backpack supporting bar extends for supporting, and a second state where adjacent supporting sub-bars are folded to each other. The backpack supporting bar has a simple and stable structure, can stably support a backpack, and is convenient to mount and remove. The present disclosure further provides a backpack including the backpack supporting bar.

What is claimed is: 
     
         1 . A backpack supporting bar, comprising a first supporting sub-bar and a second supporting sub-bar connected to the first supporting sub-bar, wherein end portions of the first supporting sub-bar and the second supporting sub-bar are movably connected to each other; and the backpack supporting bar has a first state where the entire backpack supporting bar extends for supporting, and a second state where adjacent supporting sub-bars are folded to each other. 
     
     
         2 . The backpack supporting bar according to  claim 1 , wherein in the first state, the backpack supporting bar is roughly S-shaped; the first supporting sub-bar bends in a first direction to form a first supporting arc; and the second supporting sub-bar bends in a second direction opposite to the first direction to form a second supporting arc. 
     
     
         3 . The backpack supporting bar according to  claim 2 , wherein the backpack supporting bar is roughly flat, and the first direction and the second direction are perpendicular to a flat surface of the backpack supporting bar, respectively. 
     
     
         4 . The backpack supporting bar according to  claim 2 , wherein the backpack supporting bar further comprises two protective end sleeves; adjacent end portions of the first supporting sub-bar and the second supporting sub-bar are rotatably connected; and the two protective end sleeves are respectively arranged at end portions, facing away from each other, of the first supporting sub-bar and the second supporting sub-bar. 
     
     
         5 . The backpack supporting bar according to  claim 4 , wherein the first supporting sub-bar and the second supporting sub-bar are connected by a rivet. 
     
     
         6 . A backpack, comprising a supporting back vest and two backpack supporting bars according to  claim 1 , wherein the two backpack supporting bars are detachably adapted and connected to the supporting back vest. 
     
     
         7 . The backpack according to  claim 6 , wherein an outer side of the supporting back vest is connected with straps; a strip-shaped accommodating bag is arranged on an inner side of the supporting back vest; and the backpack supporting bars in the first state are accommodated in the strip-shaped accommodating bag. 
     
     
         8 . The backpack according to  claim 7 , wherein the backpack further comprises a backpack surface covering the supporting back vest; the backpack surface and the supporting back vest are enclosed to form a backpack accommodating space; the backpack accommodating space is provided with an opening in a top; the strip-shaped accommodating bag is configured to extend downwards from the opening to a bottom close to the backpack accommodating space; and the strip-shaped accommodating bag is provided with an open hole close to the opening. 
     
     
         9 . The backpack according to  claim 8 , wherein the supporting back vest is provided with a bag cover that is able to cover the open hole. 
     
     
         10 . The backpack according to  claim 9 , wherein the bag cover covers the open hole through a button or a hook and loop fastener.