Transverse one-piece gearbox of forklift loader

The utility model discloses a transversely-arranged conjoined gearbox of a forklift loader, which belongs to the technical field of gearboxes and comprises a transversely-arranged gearbox shell, the gearbox shell is fixedly connected with a torque converter shell, and a driving shaft is arranged in the joint of the gearbox shell and the torque converter shell in a penetrating manner; a clutch I shaft, a clutch II shaft, an idle wheel fixing shaft, an intermediate shaft and an output shaft are rotationally installed in the gearbox shell. An idle wheel is assembled on the idle wheel fixing shaft; one end of the output shaft is provided with an output flange, the other end of the output shaft is provided with a brake disc, the brake disc is provided with a brake caliper, the brake caliper is matched with a stay wire, and the stay wire performs braking in the transverse direction of the gearbox shell; an operating valve is fixedly connected to the outer wall of the gearbox shell and conducts gear engaging operati