Low-noise axial flow fan

• Main Authors: LIANG WENFENG, GAN HONGWEI
• Format: Patent
• Language: Chinese; English
• Published: 06.02.2024
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The utility model belongs to the technical field of axial flow fans, and particularly relates to a low-noise axial flow fan which comprises a fan body, a support is fixedly connected into the fan body, a motor is fixedly connected to the surface of the support, a protective net is fixedly connected to the inner side wall of the fan body, a sound insulation cover is arranged on the surface of the motor, and the protective net is fixedly connected to the inner side wall of the fan body. One side of the sound insulation cover is fixedly connected with a connecting block, the surface of the support is fixedly connected with a fixing block, the surface of the fixing block is fixedly connected with a fixing plate, the sound insulation cover is installed on the surface of the motor, the noise reduction function of the motor is achieved, and the problems that the motor rotating at a high speed generates large noise, noise pollution is formed, and the noise pollution is caused are solved. And when the fan body operate