Agricultural spraying device for agricultural fruit tree planting

The agricultural spraying device for agricultural fruit tree planting comprises a cart and a liquid storage mechanism, the upper end face of the cart is fixedly connected with a working box, the outer wall of the left side of the working box is fixedly connected with a motor, and the output end of the motor penetrates through the side wall of the working box and is provided with two threaded rods; the two threaded rods are fixedly connected through a connecting block, opposite threads are arranged on the two threaded rods, a threaded sleeve is connected to each threaded rod in a meshed mode, a connecting rod is rotationally connected to each threaded sleeve, and a sliding block is rotationally connected to the other end of each connecting rod; a rotating block is arranged at the intersection position of the two connecting rods. According to the fruit tree pesticide spraying device, the height of the spray head can be adjusted through a matching device of the motor, the threaded rod and the connecting rod, so