Auxiliary cushion for electric tricycle

The auxiliary cushion for the electric tricycle comprises a seat plate, a back plate is fixedly connected to the upper surface of the seat plate, armrests are fixedly connected to the left side face and the right side face of the seat plate, a square cylinder is fixedly connected to the front face of the seat plate, and a control plate is slidably connected to the inner wall of the square cylinder. A cross rod is fixedly connected to the upper surface of the control plate, and a first threaded hole is formed in the front face of the square cylinder. The position of the clamping plate can be controlled by arranging the sliding groove and the adjusting plate, the clamping plate can be matched with the square cylinder to make the device make contact with a tricycle seat, the adjusting plate can be positioned by being matched with the second threaded rod and the second threaded hole, the device is installed on the tricycle seat, the two sides can be limited by arranging the handrail, and the device is convenient