Tunnel top arch pre-stressed anchor rod construction grout stopping device

The utility model discloses a tunnel top arch prestressed anchor rod construction grout stopping device, which belongs to the technical field of anchor rod construction grout stopping, and comprises a stress anchor rod main body, a connecting assembly for stopping grout is arranged on the stress anchor rod main body, the connecting assembly comprises an anchoring side positioning grout stopping ring arranged on the stress anchor rod main body, and the anchoring side positioning grout stopping ring is arranged on the stress anchor rod main body. And an anchor sealing side positioning grout stop ring is arranged at the bottom of the anchoring side positioning grout stop ring. Due to the arrangement of the connecting assembly, the stress anchor rod is simple in overall design, reasonable in structure, convenient to install by workers, non-toxic, harmless and convenient to operate, the anchoring success rate of the stress anchor rod body is high, even if individual anchor holes fail to be blocked, only the stress