Multifunctional fire valve body test device

The invention discloses a multifunctional fire valve body test device. The device comprises an integral frame, a second measuring tube, a first measuring tube, a test sample connected between the second measuring tube and the first measuring tube through a limiting structure, wherein the second measuring tube, the first measuring tube and the test sample have the same diameter; the device also comprises a pressure mechanism which is used for providing pressure for a crimping seal; the pressure mechanism is mounted on the integral frame; the pressure mechanism is connected with the second measuring tube; a general test sample has a large diameter, the test sample is directly placed between the two measuring tubes, by manual adjusting, a pipeline is aligned with a placed sealing gasket; thepressure mechanism is driven to drive the second measuring tube to press downwards to compress the test sample, so that the test sample is compressed and sealed, the test sample can be quickly mountedand replaced, the mountin