Guide rail pitching lifting control mechanism of dental chair

The utility model discloses a dental chair guide rail pitching lifting control mechanism which comprises a main body assembly and an adjusting assembly, the main body assembly comprises a dental chair frame, a water tank and a connecting pipe, the water tank is located on one side of the dental chair frame, the connecting pipe is connected to one side of the water tank in an inserted mode, and the adjusting assembly is arranged on the dental chair frame and comprises an adjusting piece, a driving piece and a fixing piece. The adjusting piece is arranged on the dental chair frame, the driving piece is located on the adjusting piece, and the dental chair has the advantages that the seat backrest on the dental chair frame can be rapidly disassembled and assembled, maintenance and replacement can be easily carried out, maintenance and repair work can be greatly simplified, and maintenance time and cost are reduced. 本实用新型公开了一种牙科椅导轨俯仰升降控制机构，包括主体组件，包括牙科椅架、水箱以及连接管，所述水箱位于所述牙科椅架一侧，所述连接管插接于所述水箱一侧，调节组件，设置于所述牙科椅架上，包括调节件、驱