Abstract: An anti-bird strike protection net for aircraft jet engine, comprising fixed circular truncated cone, conical protection net body, connection section, and double helix electrical heating wire, wherein the fixed circular truncated cone is secured on the cowl inlet's outside of the aircraft jet engine via which the conical protection net body is connected to the jet engine with the connection section: hinge, catches, and gas springs; The conical protection net body comprises the base of the conical protection net body, the conical support frame, the net which covers the outside of the conical support frame; the double helix electrical heating wire spirally surrounding the surface of the net is used as deicing device. This invention is an aftermarket add-on device and can be an original integration part as jet engine manufacturing. It's simple and easy to be secured on the cowl inlet without changing the structure of the aircraft jet engine.