Irrigation liquid dropping device for under-forest planting

The utility model discloses an under-forest planting irrigation liquid dropping device which comprises a water tank, a water pipe is installed at the bottom of one side of the water tank, one end of the water pipe is connected with a filter tank, a valve is installed on the water pipe between the filter tank and the water tank, one side of the filter tank is connected with the other water pipe, and the other side of the filter tank is connected with the water tank. A water pump is connected to one end of the water pipe on one side, far away from the water tank, of the filter tank, a water outlet hose is mounted on one side, far away from the filter tank, of the water pump, a plurality of drip irrigation assemblies are connected to one end of the water outlet hose, and each drip irrigation assembly comprises a drip irrigation right-angle pipe; the other side of the drip irrigation right-angle pipe is connected with a bent pipe, and the bottom of the bent pipe is connected with a drip irrigation head assembly;