一种管道堵头

Pipeline stopper

Abstract

The invention discloses a pipeline stopper which can be blocked on a port of a pipeline in a sealing manner. The pipeline stopper comprises a cover plate and a plug which is arranged on the cover plate and is matched with an inner hole of the pipeline; the plug is provided with an elastic sealing sleeve in a sleeving manner; the specific configuration manner of elastic sealing is as follows: the elastic sealing sleeve comprises an annular top wall and a cylindrical side wall arranged on the annular top wall; the cylindrical side wall is arranged on the side face of the plug in a sleeving manner; the annular top wall is stuck on the end face of the plug; a plurality of annular convex ribs are arranged at the rear part of the cylindrical side wall. The pipeline stopper is particularly suitable for various pipelines which are pre-blocked under the ground.
本发明公开了一种可以密闭地封堵在管道端口的管道堵头,包括盖板以及设置在盖板上的与管道内孔相配合的塞子,塞子上套设有弹性密封套,弹性密封的具体设置方式为:所述的弹性密封套包括有:环形顶壁以及设置在该环形顶壁上的筒形侧壁,筒形侧壁套设在所述塞子的侧面上,环形顶壁贴在所述塞子的端面上,筒形侧壁的后部设置有若干个环形凸筋。该管道堵头尤其适用于各种预堵在地下的管道中。

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Patent Citations (6)

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    Publication numberPublication dateAssigneeTitle