Power boosting rack for mounting and dismounting air conditioner

The utility model discloses a power boosting rack for mounting and dismounting an air conditioner. The power boosting rack comprises a base rack, a lifting device and a bracket, the base rack comprises a cross beam, two fixed clamping plates, adjustable bolts and moving claming plates, the two fixed clamping plates are connected with the cross beam, the adjustable bolts transversely penetrate through the fixed clamping plates, the moving clamping plates are fixedly connected with the front ends of the adjustable bolts, the lifting device comprises a sliding bar, a ram, a threaded sleeve, a high fixed rod, a sleeve II, a threaded rod, a thrust bearing and a sliding block, the sliding bar is connected with the cross beam, the ram is fixedly connected with the sliding bar, the threaded sleeve is arranged at the tail end of the ram, the high fixed rod is horizontally arranged and movably connected with the sliding bar through a sleeve I, the sleeve II is arranged at the tail end of the high fixed rod, the threade