Real empty room top elevating gear

The utility model relates to a real empty room top elevating gear, elevating system including drive real empty room top lift, real empty room top is including the section of admitting air and the section of giving vent to anger, elevating system includes a jacking cylinder, the 2nd jacking cylinder and the 3rd jacking cylinder, a jacking cylinder with the section of giving vent to anger wall connection, the 2nd jacking cylinder and the 3rd jacking cylinder respectively with the section of admitting air wall connection. Elevating gear is still including the guiding mechanism who makes the real vertical lift in empty room top, guiding mechanism include with guide structure that a jacking cylinder connects, with the 2nd guide structure that the 2nd jacking cylinder connects and with the 3rd guide structure that the 3rd jacking cylinder connects. The utility model discloses set up three guide structure of group, the three cooperates makes the vertical lift in real empty room top, appears not producing the skew when heavy at real empty room top, guarantees the stability and the reliability of production.