Sound insulation type electrical cabinet case

The utility model discloses a sound insulation type electrical cabinet case which comprises an electrical cabinet body, a sound absorption cover is fixedly installed on the inner surface of the electrical cabinet body, a sound insulation cabinet door is rotatably installed on the front side of the electrical cabinet body, fixing blocks are fixedly installed at the four corners of the right side of the sound insulation cabinet door, and sound insulation plates are detachably installed on the inner surfaces of the fixing blocks. The left and right sides of the electrical cabinet main body are fixedly provided with sound insulation and heat dissipation assemblies. According to the scheme, one part of noise of the components is absorbed through the sound absorption cover, meanwhile, the other part of noise is further absorbed when passing through the fixing assembly, the sound insulation cotton and the sound insulation felt, when the sound insulation felt, the sound insulation cotton and the fixing assembly are i