Luggage case capable of controlling direction wheels through keys

The utility model relates to the technical field of luggage cases, in particular to a luggage case capable of controlling direction wheels through keys, which comprises a luggage case body and lifting rack bodies, an armrest frame is arranged inside the luggage case body, a sliding button is arranged on the surface of the armrest frame in a sliding mode, and a plurality of lifting rack bodies are fixedly arranged on two sides of the lower end inside the luggage case body. An end cover is fixedly arranged at the upper end of the lifting machine frame body, a connecting piece is fixedly arranged at the lower end of the end cover, sliding sleeves are fixedly arranged on the two sides in the connecting piece, pins are arranged in the sliding sleeves in a sliding mode, when the universal wheels do not need to be used, the pins are reset and clamped into second clamping grooves, contraction can be completed, and the universal wheels do not need to be controlled through electricity. And only the control handle above