With while takes the water catchment tube die in the making machine and attaches the die structure which is made the drainpipe with replacement

摘要

Topic The active water catchment tube, or, die structure of the drainpipe whose external pressure strength is high is offered even at the place where it is close to the earth's surface.SolutionsThe die structure which the main pipe in order with resin manufacture, to increase the outside internal pressure strength of the tube itself, welding 7 that tries lays out the annular rib channel on outside side, lays out the vertical rectilinear rib channel of parallel several manuals, into the tube axis designates aforementioned rib channel layout as spiral form, triangle form and 6 rectangular forms, etc attaches R to that intersection and does. Providing the long hole between the annular rib channels, it makes the water catchment tube, or without providing the long hole, in order to make the drainpipe, the screw hole, the screw being something which was processed, it features that it has the interchangeable hole item easily. Choice figure Drawing 1