On --spot assembled lifesaving blindage in place is exploded in danger to setting

On - -spot assembled lifesaving blindage in place is exploded in danger to setting, end plate (1) with prevent fire door (3) erect relatively fixed, end plate (1) with prevent being connected with curb plate (2) between fire door (3), steel end plate (9) are fixed to end plate (1) outer wall, at least one deck prefabricated steel thoughtlessly board (12) are fixed to the inner wall, the side -mounting fills sand bed (10) in steel end plate (9), the fixed side steel sheet (11) of curb plate (2) outer wall, the fixed one deck prefabricated steel of curb plate (2) inner wall mixes board (12), , prefabricated steel is fixed with in mixing board (12) embedded bar (13). Thermal -insulated back -fire relief, structural strength is high, does benefit to the recovery, can keep out that certain explosion is assaulted and the outside high temperature injury of fixing time. Make things convenient for hoisting movement transportation, installation to maintain. Personnel open in the inboard and prevent that fire door can n