The invention discloses a double-spring
lotion pump, which includes a combination cover, a pump body
assembly is arranged inside the combination cover, and a
nozzle button capable of driving the pump body
assembly is arranged on the upper part of the pump body
assembly, and the pump body assembly includes a
pump chamber , there is a locking cover on the upper inner wall of the
pump chamber, an upper pump rod is arranged inside the locking cover, and a limit step is arranged on the upper pump rod. The upper pump rod is set in the combination cover, the
nozzle button is connected to the upper pump rod, a
piston is sleeved on the outer wall of the upper pump rod under the limit step, and an auxiliary spring is arranged between the
piston and the limit step. Set on the upper pump rod, the lower pump rod is set in the
pump chamber below the upper pump rod, the positioning step is arranged at the lower part of the pump chamber, the main spring is arranged between the lower pump rod and the positioning step, and the lower pump chamber is provided with pump beads. Objective To provide a double-spring
lotion pump with simple structure, low production cost, convenient use,
fast start-up and relatively stable
discharge volume.