Manual lifting platform

The utility model discloses a manual lifting platform, comprising a support bracket, a transmission mechanism, a slide mechanism and a lifting bracket; the transmission mechanism comprises a first transmission component, a second transmission component, a fixed seat installed on the support bracket, and the transmission shafts passing through the fixed seat and respectively fixedly connected with the first transmission component and the second transmission component at both ends; the first transmission component comprises a handle passing through the support bracket and pivoted with the support bracket, a worm fixedly connected with one end of the handle, and a worm wheel fixedly connected with one end of the transmission shaft and meshed with the worm; the second transmission component comprises a gear rack vertically installed on the lifting bracket and a gear wheel fixedly connected with the other end of the transmission shaft and meshed with the gear rack; the slide mechanism comprises a guide rail installed on the support bracket and parallel to the gear rack and a slide rod installed on the lifting bracket and blocked with the guide rail in sliding manner. The manual lifting platform has stable lifting, safety and reliability, high lifting precision and long travel range without noises or environmental pollution when in use, thereby having simple structure and light volume.