PUMP UNIT FOR FEEDING LIQUID FERTILIZERS INTO IRRIGATION NETWORK Russian patent published in 2021 - IPC A01C23/04 

FIELD: agriculture.

SUBSTANCE: invention relates to the agriculture. Pump unit for supply of liquid fertilizers to irrigation network, characterized by that it contains solution preparation tank, centrifugal pump that sucks solution from reservoir through suction pipeline, at that, the unit additionally contains the fertilizer mixture supply tanks: mineral fertilizers, livestock wastes and microelements, which are connected via suction fertilizer pipeline with jet device, in which, owing to created vacuum, flow of pressure pipeline and an additional pump mixes the solution and the fertilizer mixture, the obtained mixture is supplied via a discharge pipeline to the irrigation network, wherein the jet device is connected to the suction pipeline of the centrifugal pump by a pressure pipeline of the jet device.

EFFECT: invention makes it possible to supply all types of fertilizers to the planned yield of crops in the vegetation period for the whole area of irrigated area.

1 cl, 1 dwg