Ceiling supporting device for tramcar passing area

The utility model discloses a tramcar passing area ceiling supporting device which comprises a building steel beam, a building floor, a heat preservation layer, a threaded suspender, a main keel, a secondary keel, a first connecting piece, a bolt, a second connecting piece, a third connecting piece, a calcium silicate board and a self-tapping screw. The light steel keel suspended ceiling is suitable for carrying out suspended ceiling engineering on the top of a tramcar passing area when a building is covered on a rail of a tramcar beside a river, the flat iron is additionally arranged on the basis of the light steel keel suspended ceiling, the flat iron is effectively connected with an upper building floor structure, and a supporting device for reinforcing the calcium silicate board is formed. According to the device, operation of the tramcar can be guaranteed, the influence of severe typhoon weather can be effectively resisted, the heat preservation performance of the upper cover structure is met, meanwhile,