Butt joint mechanism of low-temperature vacuum pipeline

Abstract

The utility model discloses a butt joint mechanism of a low-temperature vacuum pipeline, and particularly relates to the technical field of vacuum pipelines, which comprises a first vacuum pipeline, a second vacuum pipeline is arranged at one end of the first vacuum pipeline, a first fixing cylinder is sleeved on the first vacuum pipeline, and butt joint mechanisms are arranged on two sides of the first fixing cylinder. The butt joint mechanism comprises fixing frames arranged on the two sides of the first fixing cylinder, first springs are arranged in the fixing frames, movable blocks are arranged at the tops of the first springs, movable plates are arranged at the tops of the movable blocks, one ends of the movable plates penetrate through the fixing frames and extend towards one sides of the fixing frames, and the other ends of the movable plates are provided with second fixing cylinders. Wherein a fixed column is arranged on one side of the movable block, and a bolt is arranged on one side of the fixed frame. According to the utility model, the tightness of butt joint can be improved, and the stability and durability in an extreme environment can be ensured.

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