PROTECTION DEVICE FOR SUBMARINE PIPELINE

Provided in the embodiments of the present description is a protection device for a submarine pipeline. The protection device comprises an internal pipeline, a protection housing and a supporting explosion-proof assembly, wherein the protection housing is sleeved outside the internal pipeline; a cavity is provided between the protection housing and the internal pipeline; the supporting explosion-proof assembly is arranged in the cavity; the supporting explosion-proof assembly comprises a plurality of supporting columns; the supporting columns are located in the cavity; the ends of the supporting columns away from the protection housing are supported on the internal pipeline; the plurality of supporting columns are arranged at intervals in the circumferential direction of the internal pipeline; and an explosion-proof baffle having an elastic deformation capability is arranged between two adjacent supporting columns. Les modes de réalisation de la présente description concernent un dispositif de protection pour