Novel light FRP grating convenient to join

The novel light FRP grating convenient to connect comprises a first grating body, a second grating body, a bearing seat and a fixing seat, the second grating body is arranged on the right side of the first grating body, the bearing seat is arranged on the upper left portion of the second grating body, a rotating shaft is arranged on the bearing seat, and the fixing seat is arranged on the rotating shaft. A supporting plate is connected to the left side of the rotating shaft, a fixing seat is arranged on the left side of the bearing seat, a clamping block is arranged below the supporting plate, and a clamping groove is formed in the contact position of the clamping block and the bearing seat. Due to the arrangement of the sliding blocks and the sliding grooves, when the first grille body and the second grille body need to be installed, only the sliding blocks need to be aligned with the sliding grooves, and then the first grille body and the second grille body are connected in a sliding mode. Similarly, when t