Water-saving irrigation device based on greenhouse vegetable planting

The invention discloses a water-saving irrigation device based on greenhouse vegetable planting, which comprises an embedded pipe embedded in greenhouse soil, the embedded pipe is detachably connected with a plurality of water supply pipes, and the water supply pipes are connected with a plurality of inner droppers capable of sliding in the horizontal direction; a sliding ring slidably sleeves the outer ring of the water supply pipe and is hinged to the inner dropper through a supporting rod; the water supply pipe is slidably connected with a limiting block capable of supporting and limiting the sliding ring, and the limiting block is connected with the water supply pipe through a spring. The device is convenient to operate, irrigation work of greenhouse vegetables can be achieved, when irrigation is not conducted, the irrigation device can be stored, space is saved, meanwhile, when the irrigation device breaks, automatic blocking can be achieved, and the effect of effectively saving water resources is achiev