QYW vane submersible pumps, pneumatic pumps 
 QYW vane submersible pump, QYW25-45 wind-driven pumps, QYW25-70 Air Pump 
 Structure and working principle: 
 The pump from the gas motor, water pump, lubricator, fittings and muffler five parts. 
 QYW-25-45-type wind-driven water submersible pump model representation 
 QY --- vane air motor 
 W --- sewage submersible pump 
 25 --- rated flow Q = 25 立方米 hours 
 45 --- rated head H = 45 米 
 Consumption :5-6 m3 / min 
 QYW submersible pumps Technical parameters: 
 Model Flow M3 / h Head m by using the maximum air pressure Mpa mm Weight kg grain mm diameter outlet pipe 
 QYW25-45 15 ~ 45 45 ~ 10 0.5 ~ 0.7 ≤ 16 28 38 
 QYW25-70 25 ~ 38 70 ~ 20 0.5 ~ 0.7 ≤ 12 28 38