Case compatible with liquid cooling and air cooling

The utility model relates to a case compatible with liquid cooling and air cooling, which comprises a case body and a back plate arranged on the rear side of the case body, the left side and the right side in the case body are respectively provided with a guide rail component, the inner side of one end, facing the back plate, of each guide rail component is connected with an air cooling support, and the air cooling support is provided with a plurality of first air cooling module slots distributed up and down. A plurality of sliding guide rail blocks in one-to-one correspondence with the first air cooling module slots are arranged at the end, away from the back plate, of the guide rail component, front beams are arranged on the two sides of the front end of the case body respectively, limiting grooves allowing the sliding guide rail blocks to be inserted are formed in the sides, facing the sliding guide rail blocks, of the front beams, and second air cooling module slots are formed in the inner sides of the sl