Cable channel operation multi-channel composite protection module and preparation method thereof

The invention discloses a cable channel operation multi-channel composite protection module and a preparation method, and mainly relates to the technical field of cable channel operation protection. Comprising a safety protection belt, shoulder straps are fixedly connected to the two ends of the safety protection belt, adjusting devices are arranged at the positions, close to each other, of the two shoulder straps, each adjusting device comprises a protection frame, the protection frames are fixedly connected with the surfaces of the two shoulder straps through auxiliary devices, supporting frames are fixedly connected to the surfaces of the protection frames, and ventilation oxygen supply pipes slidably penetrate through the surfaces of the supporting frames; the end, away from the supporting frame, of the ventilation oxygen supply pipe fixedly communicates with a protection frame, a through hole is formed in one side of the protection frame, and a blocking frame is fixedly connected to the surface of the pr