The invention discloses an integrated measuring device for surface dielectric properties of solid insulating materials. The device includes a secondary electronic measurement module, a sample stage module, a corona charging module, a surface potential measurement module and a vacuum/high pressure system; the secondary electronic measurement module includes an electronic gun and a collector; the electronic gun is arranged right above the collector, and the central axes of the electronic gun and the collector are on a same straight line; the sample stage module is provided with a sample flatform, and the bottom surface of the sample flatform is provided with sliding tracks in X, Y and Z axis directions; the corona charging module includes a high voltage electrode and a corona needle, and thehigh voltage electrode is connected to the corona needle; the surface potential measurement module includes a high voltage interface and a static probe, and the static probe is connected to the highvoltage interface; and the vacuum/high pressure system includes an outer cavity body, a gas interface, a vacuum interface, a gas cylinder and a vacuum pump, the gas interface and the vacuum interfaceare arranged on the wall of the outer cavity body and communicate with the outer cavity body, the gas cylinder is connected to the gas interface, and the vacuum pump is connected to the vacuum interface.