Combined pedal height stroke adjusting device

The utility model relates to the field of pedal height adjusting devices of pedal assemblies, and discloses a combined pedal height stroke adjusting device, a rack comprises an inclined support used for supporting a combined pedal shell, limiting mechanisms used for limiting a clutch pedal and a brake pedal are installed on the two sides of the rack, and each limiting mechanism comprises a limiting frame and a pedal limiting assembly. The pedal limiting assembly is installed on the limiting frame, the limiting frame comprises an installation plate, a guide shaft hole is formed in the installation plate, a guide sleeve is assembled in the guide shaft hole, the limiting mechanism further comprises a guide shaft inserted into the guide shaft hole, and one end of the guide shaft is connected with a limiting pin used for limiting a clutch pedal or a brake pedal by arranging an installation disc. The guide shaft is provided with a strip-shaped plug pin groove, the guide sleeve is provided with a pin hole penetratin