Flysch stratum anchor cable grouting construction device and construction method

The invention provides a flysch stratum anchor cable grouting construction device and construction method and relates to the technical field of grouting. The flysch stratum anchor cable grouting construction device comprises a connecting device, wherein a spring chuck device is arranged at a position close to the bottom edge of the outer surface of one side of the connecting device, a thread is arranged on the upper half part of the outer surface of the connecting device, and a screw thread is arranged on the outer surface of the connecting device. The construction method comprises the step that S1, ordinary portland cement doped with 1% of a Sika Plast composite expanding agent is selected as grouting slurry, and ordinary portland cement doped with 2% of sodium silicate is selected for grout consolidation and is used for improving the grout consolidation effect. According to the flysch stratum anchor cable grouting construction device and construction method, by the adoption of a self-made joint, 0.5h of joi