Novel LHB foam cement external wall insulation board supporting piece fixing device

The utility model discloses a novel LHB foam cement external wall insulation board supporting piece fixing device, and particularly relates to the technical field of insulation board supporting piece fixing, the novel LHB foam cement external wall insulation board supporting piece fixing device comprises an L-shaped fixing block, a fine adjustment groove is formed in one side of the L-shaped fixing block in an embedded mode, and a fixing assembly is installed in the fine adjustment groove; the fixing assembly comprises a positioning screw rod installed in the fine adjustment groove. By arranging the fixing assembly and the fine adjustment groove, up-down moving operation can be carried out on the outer portion of the positioning screw rod, the second embedded rack is embedded into the heat preservation plate, the first embedded rack is also embedded into the heat preservation plate, the transverse embedded teeth are also embedded into the heat preservation plate, and the connecting rack plays the role of embe