Water-fertilizer-pesticide integrated multifunctional irrigation spray head

A water-fertilizer-pesticide integrated multifunctional irrigation spray head, comprising a pipe connector and a spray head cap, wherein

• the spray head cap is mounted on the pipe connector, the spray head cap is provided with a first spray hole, a spray head body is nested inside the spray head cap, the spray head body is provided with a second spray hole at a position corresponding to the first spray hole, and a diameter of the second spray hole is less than a diameter of the first spray hole;
• an end of the spray head body located at the pipe connector is provided with a plurality of water passing holes, a spring is mounted at each of the plurality of water passing holes, a cover sheet is fixed at an inlet of the each of the plurality of water passing holes by the spring, and the first spray hole is in communication with the plurality of water passing holes through a first cavity defined by an outer surface of the spray head body and an inner surface of the spray head cap;
• and
• an atomization core is nested inside the spray head body, the atomization core is provided with an atomization core inlet at the pipe connector, and the second spray hole is in communication with the atomization core inlet through a second cavity defined by an outer surface of the atomization core and an inner surface of the spray head body.