Switch cabinet equipped with handcart toppling prevention device

The utility model belongs to the technical field of switch cabinets, and particularly relates to a switch cabinet provided with a handcart toppling prevention device, the switch cabinet is provided with the toppling prevention device, the switch cabinet comprises a retractor, a protection belt, a spring bolt and a lock catch, the retractor and the lock catch are respectively arranged on two sides in the switch cabinet, one end of the protection belt is fixedly connected with the retractor, and the other end of the protection belt is connected with the spring bolt. When the handcart is pulled out slowly, the length of the protective belt is released slowly from the retractor, and when the handcart is suddenly accelerated to slide down, the retractor is an emergency locking type retractor, the retractor stops releasing the protective belt, and the protective belt prevents the handcart from accelerating to slide down. Therefore, the problem that when the handcart is pulled out of the switch cabinet, the handcart