System for testing insulation interface pressure of cable terminal in installation and operation

The utility model discloses a system for testing the insulation interface pressure of a cable terminal in installation and operation. The utility model relates to the technical field of pressure testing equipment. According to the technical scheme, the device comprises a measuring sleeve and a measuring instrument, wherein a strain gauge is arranged on the inner surface of the measuring sleeve, the strain gauge is fixedly connected with a wire, and one end, far away from the strain gauge, of the wire is connected with a measuring instrument, and the device is characterized in that a protectivecover is arranged on the measuring instrument, the measuring instrument is rotatably connected with the protective cover, and the protective cover and the measuring instrument are fixed through a locking mechanism; the locking mechanism comprises a limiting plate rotationally connected with the protective cover and a clamping block fixedly connected to the measuring instrument, a clamping hole allowing the clamping block