Stable form low noise impulse turbine

The utility model relates to a hydraulic turbine, especially a stable form low noise impulse turbine. This kind of stable form low noise impulse turbine including casing, rotor, runner, inlet tube, nozzle, still includes the water guide subassembly, casing chamber for runner below is equipped with the housing sidewall relative with the nozzle, and the water guide subassembly includes water guiding board and buffer cushion block, and this water guiding board is fixed in the water guiding board on the housing sidewall internal surface relative with the nozzle, be formed with on this water guiding board one with the guiding gutter of the corresponding setting of runner, buffer cushion block is fixed in in the guiding gutter through the fastener. Above -mentioned stable form low noise impulse turbine compact structure uses, convenient when safeguarding, water conservancy diversion effect that rivers pass through the water guide subassembly is flowed out down outside the casing, and the water guide subassembly can