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第一代排沙潜水泵的发明人王庆武把产品升级到第二、三代,再升级,便从水下登陆上岸成为第四代——矿用立泵。第四代矿用立泵有28项专利技术,所有产品都具有突破传统的六大创新点。全部钢板焊接,有泄压安全阀,外部可见到这两大创新点。内部有硬质合金口环,再加上可空转、可串联、水陆两用三大独创特性,内在的共有四大创新点。已有安标证,产品名称:矿用立泵,
Wang Qingwu, the inventor of the first generation of submersible submersible pumps, upgraded the products to the second and third generations and upgraded them. The fourth generation of mine vertical pump has 28 patented technologies, all products have a breakthrough in the traditional six major innovations. All steel welding, pressure relief valve, external to see these two major innovations. Internal hard alloy mouth ring, coupled with idling, cascading, amphibious three original features, there are a total of four major innovations. An existing safety certificate, product name: mine vertical pump,