The invention discloses a novel pull type cotton picker which structurally comprises cotton picking heads, a movable frame, air pipes, a cotton box, a reminding device, a pull apparatus, a driving cab, a power box and travel bases. The driving cab is electrically connected with the power box, the driving cab and the power box are mounted above the travel bases, the power box is in transmission connection with the travel bases, the tail ends of the travel bases are hinged to the movable frame by the pull apparatus, the cotton picking heads are connected to the front of the movable frame and arecommunicated with the cotton box via the air pipes, the cotton box is mounted on the movable frame, and the reminding device is mounted on the inner top of the cotton box. The novel pull type cottonpicker has the advantages that the reminding device can be powered without power sources or electronic components by the aid of cotton filling degrees, sound can be produced by the aid of mechanical transmission, and accordingly staffs can be reminded; the novel pull type cotton picker is reasonable in structural design and low in cost, equipment can be prevented from being blocked, and cotton missing can be prevented.