Spraying device for preventing diseases and insect pests in agricultural planting

The utility model discloses a spraying device for preventing diseases and insect pests in agricultural planting. Universal wheels are arranged at the bottom of the cart body, a frame is arranged at the top end of the cart body, and a water pump is arranged in the frame. According to the spraying device for preventing plant diseases and insect pests in agricultural planting, an angle adjusting structure is formed by arranging an adjusting rod, a threaded rod, a sliding plate and a connecting rod, the sliding rod can move by rotating the threaded rod, the angle of a spraying head is adjusted under the action of the connecting rod, and the situation that the spraying head shakes after the angle is adjusted multiple times is avoided; by arranging a motor, a rotating rod, a stirring rod and a stirring plate, pesticide mixed liquid in the frame body can be stirred by starting the motor, the problem that pesticide is precipitated due to long-time spraying is avoided, a damping rod is arranged, the damping rod and a