Pipeline assembly deviation test bed and test system and test system under base excitation

The invention discloses a pipeline assembly deviation test bed and a pipeline assembly deviation simulation test system and a pipeline assembly deviation simulation test system under base excitation,and relates to the technical field of the pipeline seal test. The pipeline assembly deviation simulation test bed comprises a radial deviation regulating mechanism, a first angle deviation regulatingmechanism, a second angle deviation regulating mechanism, an axial deviation regulating structure and a hoop deviation regulating mechanism; each of the pipeline assembly deviation simulation test system and the pipeline assembly deviation simulation test system under base excitation comprises a pipeline assembly deviation simulation test bed; and the pipeline assembly deviation test bed and the pipeline assembly deviation simulation test system and the pipeline assembly deviation simulation test system under base excitation can realize the pipeline assembly deviation simulation. 本发明公开一种管道装配偏差模拟试验台及管道装配偏差模拟试验系统及基础激励下管道