The utility model discloses a module intelligentized drilling type borehole wall coring device, which is made up of a headstall, an electron section, a pressure balancing section, a hydraulic section,and a mechanical section connected from top to bottom, wherein, a drilling cylinder is mounted in the hydraulic section, the mechanical section comprises a mechanical section casing, a main backup arm, and a core storing cylinder, the main backup arm is fixed at the upper end of the mechanical section casing, the core storing cylinder is fixed at the lower end thereof, and the hydraulic section and the mechanical section are connected with a quick connection sleeve. Because the hydraulic section and the mechanical section are designed into two independent short sections, and are quickly connected with the quick connection sleeve when the worker goes to the mine, the design facilitates the installation, maintenance, and transport of the site.