Portable court high-definition video recording device

The utility model discloses a portable court high-definition video recording device which comprises a mounting base, a high-definition video recorder is arranged on one side of the mounting base, a folding cavity is formed in the side, away from the video recorder, of the mounting base, a connecting rod is arranged in the folding cavity, an adjusting base is movably arranged on the side, close to the folding cavity, of the mounting base, and the connecting rod is arranged in the adjusting base. By rotating the adjusting seat along the connecting rod, the lock head extends into the lock hole in a self-adaptive manner to lock the swing rod, and then by rotating the handles on the worm I and the worm II, the angle of the video recorder is quickly adjusted to a required angle, so that the video recording operation of a court trial process is realized; the stability after angle adjustment is further improved through transmission of a worm gear and a worm, when the court trial is finished, the swing rod and the mou