Explosion-proof blanket for cable intermediate joint

The utility model relates to the technical field of explosion prevention of cable accessories, in particular to an explosion-proof blanket for a cable intermediate joint, which is characterized in that a Kevlar woven explosion-proof layer, a ceramic polyolefin fire-resistant layer and a sandy soil fire-retardant layer are sequentially arranged on an explosion-proof blanket main body from outside to inside; the Kevlar woven explosion-proof layer is formed by weaving Kevlar fibers; the ceramic polyolefin fireproof layer is made of a ceramic polyolefin material; the sandy soil fire retardant layer is filled with sandy soil; the explosion-proof blanket fixing piece is fixed at the edge position of the explosion-proof blanket main body, and the explosion-proof blanket main body is wrapped on the cable intermediate joint through the explosion-proof blanket fixing piece to form a closed protection space. According to the invention, a three-layer structure of the Kevlar braided explosion-proof layer, the ceramic poly