Bulletproof Backpack

Abstract

The present application provides a bulletproof backpack, it comprises a backpack body, a double-shoulder strap, a horizontal warning strip, a vertical warning strip and a sandwich; wherein the horizontal warning strip is horizontally provided on a front side of the backpack body, the vertical warning strip is vertically provided on a side of the backpack body, the sandwich is provided on a rear side of the backpack body, and a plurality of bulletproof fiber cloths are fixedly provided in the sandwich. The technical solution provided by the present application has the advantage of high security.

What is claimed is: 
     
         1 . A bulletproof backpack, comprising: a backpack body, a double-shoulder strap, a horizontal warning strip, a vertical warning strip and a sandwich structure;
 wherein the horizontal warning strip is horizontally provided on a front side of the backpack body, the vertical warning strip is vertically provided on a side of the backpack body, the sandwich structure is arranged on a rear side of the backpack body, and a plurality of layers of bulletproof fiber cloths are fixedly provided in the sandwich structure.   
     
     
         2 . The bulletproof backpack according to  claim 1 , wherein the horizontal warning strip and the vertical warning strip are fluorescent strips separately. 
     
     
         3 . The bulletproof backpack according to  claim 1 , wherein the bulletproof fiber cloth comprises: a graphene fiber cloth or an aramid fiber fabric. 
     
     
         4 . The bulletproof backpack of  claim 1 , wherein the bulletproof backpack further comprises a warning light. 
     
     
         5 . The bulletproof backpack of  claim 1  wherein the bulletproof backpack further comprises a GPS positioning device. 
     
     
         6 . The bulletproof backpack according to  claim 1 , wherein each layer of the plurality of layers of bulletproof fiber cloths consists of a plurality of diamond-shaped reinforcing units, wherein an included angle is formed between two neighboring diamond-shaped reinforcing units of the adjacent bulletproof fiber cloths. 
     
     
         7 . The bulletproof backpack according to  claim 6 , wherein the diamond-shaped reinforcing unit has an angle of a diamond shape of 60°, 120°, 60°, 120°, and an included angle of 30° is formed between two neighboring diamond-shaped reinforcing units of the adjacent bulletproof fiber cloths.