Rigid protection device for capping beam top construction operation

The utility model discloses a cover beam top construction operation rigid protection device which comprises a main frame, transverse guardrails, longitudinal guardrails and an assembling structure, the main frame is composed of two sets of transverse stand columns and a set of longitudinal stand columns, and inserting blocks are fixedly installed on the opposite faces of the two sets of transverse stand columns. The transverse guardrail is composed of two transverse protection frames, the two transverse protection frames are in transmission connection through hinges, and the assembling structure comprises T-shaped blocks fixedly installed on the two side faces and the opposite faces of the two transverse stand columns correspondingly. T-shaped groove blocks matched with the T-shaped blocks are fixedly installed on the two side faces of the transverse guardrail and the front face and the back face of the longitudinal guardrail. Compared with the prior art, the device provides a safe and reliable working platfo