Self-propelled multi-angle pesticide spraying device of livestock raising greenhouse

The utility model provides a self-propelled multi-angle pesticide spraying device of an animal husbandry greenhouse. The utility model belongs to the technical field of animal husbandry, and disclosesan animal husbandry support which comprises a sliding rail, a sliding support, a sliding rod, a rotating shaft column, a motor, a rotating rod telescopic rod, a spring pipeline, a telescopic rod, a second motor, a folding rod, a spring, a drag chain device and a drag chain. When the telescopic rod extends out for a certain distance; the top of the telescopic rod is meshed with a motor II; meanwhile, the folding rod can be popped up through a spring; then the motor II rotates to enable the folding rod to rotate; due to the fact that the open hole is formed in the surface of the bottom of the folding rod in a nested mode, the open hole is communicated with the spring pipeline, the spring pipeline outputs liquid pesticide to the open hole at the moment, the folding rod rotates and sprays thepesticide, the spraying r