Machine-room-free passenger elevator traction machine system

In order to solve the technical problem that in the prior art, the longitudinal height of a counterweight is affected by an overhead installation mode of a traction machine, the machine-room-less passenger elevator traction machine system comprises a traction machine, a machine frame assembly and a counterweight rope head assembly, the machine frame assembly comprises a traction beam and an installation beam, the installation beam is located below the traction beam, and the counterweight rope head assembly is located below the traction beam. Vertical hanging beams are installed on the two sides of the installation beam respectively, and the top ends of the hanging beams are connected with the traction beam. The traction machine is located between the traction beam and the installation beam, the bottom of the traction machine is fixedly connected with the installation beam through the installation plate, the traction machine is hung below the traction beam, the traction beam can be attached to the top layer of