Pest and disease prevention and control device for pepper planting

The utility model relates to the technical field of pepper planting, in particular to a pest and disease damage prevention and control device for pepper planting, which comprises pipe bodies, connectors are arranged on the pipe bodies, a plurality of spray heads are fixed on the pipe bodies, connecting pipes are arranged on the connectors, and a three-way pipe is arranged between the tail ends of the two connecting pipes. Through the arranged pesticide spraying mechanism, pesticide liquid in a water tank is sprayed downwards through a plurality of spray heads on the two sides, the pesticide sprayed by the spray heads can be sprayed on peppers, the pesticide can be conveniently sprayed on the peppers in a large area for pest killing, the pesticide spraying and pest killing efficiency on the peppers is improved, and meanwhile waste of the pesticide is reduced; and through arrangement of a first screw rod, a connecting seat, a connecting plate, a fixing block and the like, the two pipe bodies can be folded and s