The utility model discloses a support for a logging while drilling apparatus. The support comprises a roller, a roller stand, a lifting mechanism, a support chassis and universal brake castor assemblies. The roller is arranged on the roller stand which is connected with the support chassis via the lifting mechanism. The universal brake castor assemblies are in fixed connection with the support chassis. The support for a logging while drilling apparatus is adjustable in height, can be positioned 360 degrees in a free manner, has a brake function, and can be braked and stop based on needs. During on-site matching and connection of a logging while drilling apparatus, the workload of workers is greatly reduced, construction workers are protected, work safety is ensured, manpower and material sources are saved, and the construction efficiency is improved.