Basalt fiber external wall panel convenient to install

The utility model relates to the technical field of external wall boards, and discloses a basalt fiber external wall board convenient to install, which comprises a basalt fiber board, a basalt fiber board, a basalt fiber board and a basalt fiber board, and the basalt fiber board is installed on a wall body through the bottom; a fixing seat is fixedly connected to the center of the bottom of the basalt fiberboard, mounting blocks are arranged on the left side and the right side of the fixing seat, two clamping blocks are movably arranged in each mounting block, and a push block is arranged above the two clamping blocks. A movable block connected with the push block is arranged in the adjusting cavity of the basalt fiberboard. An external inner hexagonal block is adjusted to enable a threaded block 136 to rotate, a push block 131 is driven to move downwards, and the two clamping blocks 131 are pushed out towards the two sides and installed in a mounting groove in a wall in a matched mode. The wallboard is conve