Groove type embedded part device for curtain wall

The utility model discloses a groove type embedded part device for a curtain wall, and relates to the technical field of curtain wall fixing, the groove type embedded part device comprises a channel steel embedded in a building outer wall, a screw rod is arranged on the outer side of the channel steel, the screw rod penetrates through the channel steel, and the screw rod is movably connected with the channel steel. Through cooperative arrangement of the rubber sleeve, the inner pipe, the outer pipe, the supporting rods and other structures, when a user needs to install the curtain wall, firstly, the nut is screwed, the outer pipe is driven to move towards the building outer wall, the multiple supporting rods are pushed to move synchronously till the supporting rods are attached to the outer surface of the building outer wall, the screw is supported from the peripheral side through the supporting rods, and the user can install the curtain wall conveniently. According to the curtain wall fixing device, the acti