High-temperature-resistant sealing device of steam injection thermal recovery packer

The utility model relates to the technical field of oil field equipment, and discloses a steam injection thermal recovery packer high-temperature-resistant sealing device which comprises a first connecting pipe, a stabilizing pipe and a second connecting pipe, the bottom of the first connecting pipe is fixedly connected with the stabilizing pipe, the bottom of the stabilizing pipe is fixedly connected with the second connecting pipe, and the bottom of the second connecting pipe is fixedly connected with an inner pipe. The bottom of the inner pipe is fixedly connected with a third connecting pipe, the interior of the first connecting pipe is fixedly connected with a movable assembly, the bottom of the movable assembly is fixedly connected with a hub pipe, the bottom of the hub pipe is fixedly connected with a slip, the slip can play a supporting role, and the protective layer is made of a special material, so that the protective property of the stable pipe can be improved; the connecting layer is used for prot