Pipeline joint

The utility model relates to a pipeline joint, this pipeline joint includes casing and lower casing, it sets up and can splice the installation space who forms the holding pipeline with the casing isrelative down to go up the casing, the sealing washer lie in the casing and down between the casing and the holding at installation space, go up the casing and be provided with the crack piece that disappears that is used for reducing the clearance down between the casing, the crack piece that disappears lies in the casing and the junction and the ability of casing laminated with the sealing washer mutually down, the setting of the crack piece that disappears like this, not only can fill the sealing washer with last, clearance between the lower casing, make the long -time sealing washer that uses shrink later can not exert an influence to the sealed of pipeline, can also fill, space between the lower casing, on making, assembly between the casing is more closely firm down. 本实用新型涉及种管路接头，该管路接头包括上壳体和下壳体，上壳体和下壳体相对设置并能