The invention belongs to the technical field of switch cabinets, and relates to a contact propelling mechanism used in a drawer type switch cabinet. The contact propelling mechanism comprises a control mechanism, a propelling mechanism, a working position contact and a test position contact, the control mechanism is a gear shaft, the propelling mechanism comprises a first gear, a second gear, a first rack plate and a second rack plate, the first gear is fixed on the gear shaft and is provided with partial gear teeth, and the gear teeth on the first gear are matched with the first rack plate; the second gear is fixed on the gear shaft and is provided with partial gear teeth, and the gear teeth on the second gear are matched with the second rack plate; the working position contact is fixed on the second rack plate, and the test position contact is fixed on the first rack plate; when the gear shaft rotates, the first gear drives the first rack plate to move upwards to drive the test position contact to move upwards, and when the first rack plate does not move upwards any more, the second gear starts to drive the second rack plate to move upwards to drive the work position contact to move upwards.