Anti-collision blocking device in construction elevator cage and manufacturing method of anti-collision blocking device

The invention discloses an anti-collision blocking device in a construction elevator cage and a manufacturing method thereof, and belongs to the technical field of constructional engineering.The anti-collision blocking device comprises a first support, a second support and a handrail, the first support and the second support are installed on the two sides of an entrance and exit of the construction elevator cage respectively, and the first support is provided with a first limiting groove; the first support is provided with a first limiting groove, the second support is provided with a second limiting groove, the two ends of the handrail can be clamped in the first limiting groove and the second limiting groove respectively, the height of the handrail is lower than that of the wheel type machine tool after the handrail is clamped, and the first limiting groove and the second limiting groove are used for limiting the handrail to move in the direction of the entrance and exit. The handrails are clamped on the fi