Valve with anti-erosion valve rod

The utility model discloses a valve rod anti-erosion type valve which comprises a valve body, an adjusting rod is vertically and movably arranged at the center position of the valve body in a penetrating mode, a sealing block is fixedly installed at the lower end position of the adjusting rod, and a rotating wheel is fixedly installed at the upper end position of the adjusting rod. A first shell is arranged at the upper end of the valve body, a second shell is movably installed at the upper end of the first shell, a fixing mechanism is arranged between the first shell and the second shell, and a drying mechanism is arranged on the upper wall of the interior of the second shell. During use, the control block is pulled, the steel wire rope pulls the movable block to move and extrude the spring, the movable block drives the clamping block to be separated from the inner position of the clamping groove, the second shell can be detached by moving the second shell upwards, a user can rotate the rotating wheel conven