Invisible mounting structure of sound-absorbing suspended ceiling

The utility model discloses an invisible mounting structure of a sound-absorbing suspended ceiling. The invisible mounting structure comprises a mounting assembly and a frame assembly, a frame assembly is arranged above the mounting assembly; the mounting assembly comprises a sound absorption hanging plate, a shell, a first inclined sliding rod, a first spring, a connecting plate, an extrusion block, a second inclined sliding rod, a second spring, a baffle and a limiting groove. According to the sound-absorbing hanging plate, the first inclined sliding rod is extruded through the bottom of the covering keel, the sound-absorbing hanging plate can be installed, when the sound-absorbing hanging plate needs to be disassembled, the first inclined sliding rod continues to be extruded through the inclined plane, then the position of the first inclined sliding rod can be fixed through the extrusion block, the second inclined sliding rod and the limiting groove, and therefore the disassembling work is completed; accor