The utility model relates to the field of seat structure, especially to a seat structure for
special needs students in school, including chair foot, chair face and chair back, the chair face upside and downside are connected with chair back and chair foot respectively, the chair face is inclined to the chair back, the first included angle of the
virtual plane of the extension of the chair face plane side to the chair back and the ground is
acute angle, the second included angle of the side of the chair foot close to the chair back and the ground and the first included angle are mutual, through the design of the inclined chair face, the gravity of the student
sitting posture can be changed, so that it is inconvenient to get up and leave the seat, reduces the problem behavior frequency, helps the
autism student to participate in the learning activity better, through the mutual design of the included angle of the chair face and the ground and the included angle of the chair foot and the ground, the stability of the seat structure is ensured.