Hot -water heating hand wheel

The utility model discloses a hot -water heating hand wheel cup joints on the valve body and is connected with the valve rod on valve body top, including hand wheel body, balancing weight, fixed block and fastening screw, the hand wheel casing has opening down, the balancing weight is equipped with the cylinder of through -hole for the center, the fixed block is hollow cylinder, and its outer wall passes through the tight cover of interference fit and is in in the opening of hand wheel casing, it has the support to be in to extend in its inner chamber the base of balancing weight bottom, the center of base is stretched into cylindric connecting portion in the balancing weight through -hole, connecting portion have down opening in order to cup joint on the valve rod, open on the top of connecting portion has the screw that link up rather than the opening, fastening bolt passes the screw will the fixed block with the valve rod is connected. The utility model discloses a newfashioned structure is assembled for t