一种带压测试泄水旁通件

本发明公开了一种带压测试泄水旁通件，包括六角块板、旋接圆柱、圆柱凸台、连通穿孔、旋转螺纹孔、泄水外套管、泄水孔、外螺纹管柱、密封沉槽、密封环片、限位螺帽、螺纹沉孔、限位穿孔、旋转套管、外封环槽、外密封环、调节孔、接触环台、内密封槽、密封圈、支柱、限位凸台、弹簧、压板、压力测试头、旋转环、滑动插管、扭动方板。本发明装置的结构原理简单清晰，通过内外配合的相对旋转接触铜管来改变简单测试头的连接方式，使得可在测试点出进行排水泄压，内外的交错孔可以调节泄压时的泄水流速，自带的外置调节手柄可以防止误操作开启，整个装置的密封性好，安装方便。 The invention discloses a water release bypass part for testing under pressure, which comprises a hexagonal block plate, a rotary cylinder, a cylinder boss, a communicating through hole, a rotary threaded hole, a water release outer sleeve, water release holes, an external thread tubular column, a sealing sinking groove, a sealing ring piece, a limiting screw nut, a threaded counter bore, a limiting through hole, a rotary sleeve, external sealing ring grooves, outer sealing rings, an adjusting hole, a contacting annular table, an internal sealing groove, a sealing ring, struts, limiting bosses, springs, press plates, a pressure test head, a rotary ring, slide insertion pipes and torsional square plates. The device of the invention is simple and cl