Handlance

The utility model provides a hand pump which solves the disadvantages that the water discharge of a hand water pump is little, the delivery lift is short, and the efficiency is low. A water inlet is provided with a water inlet valve sheet. A piston provided with a water outlet valve sheet is arranged in a cylinder. The utility model is also connected with a pressure storage tank through a one-way valve. A user can manually and repeatedly press a handle, and the hand pump can suck water, can store water and can delivering water. The delivery lift of the water which is delivered is high, and the pulsation is little. The utility model has the advantages of labor saving and high efficiency.