Signal transmission device for cloud computing

The utility model discloses a signal transmission device for cloud computing. The signal transmission device comprises a signal transmission equipment main body and a quick-disassembly heat dissipation device. According to the utility model, through the arrangement of the quick-disassembly heat dissipation device, the heat dissipation of the fans inside the fans arranged at the two sides of the upper end of the cover body is realized, and the cover body can be quickly opened under the movement guide of the connecting grooves and the limiting blocks inside the supporting assemblies arranged at the left side and the right side, so that the exposed maintenance of the internal parts of the signal transmission equipment main body is carried out; and a pressing assembly is arranged, that is, a connecting arm can rotate by 90 degrees forwards and backwards, unlocking or installation and use are convenient, a pressing structure arranged in a transverse strip can push a pressing plate downwards in a threaded transmiss