1results about How to "Reduce infestation" patented technology

The utility model discloses a low noise cabinet type centrifugal fan relates to centrifugal fan field, including cabinet body and fan body, wherein fan body is located inside the cabinet body, the bottom of fan body is provided with the energy absorption box in the cabinet body, and the inner wall of cabinet is provided with also sound absorption cotton, wherein the inside elastic sliding of energy absorption box is provided with the placing plate, one side of energy absorption box in the cabinet is provided with the shower nozzle that cooperates with placing plate. The utility model placing plate is buffered to it under the action of elastic component, and the vibration energy generated in its working process is absorbed, at the same time, the sound absorption cotton of cabinet inner wall is cooperated, so that the noise in the cabinet is effectively reduced, the gas is discharged through the shower nozzle, thereby can effectively reduce the dust impurity of outside to invade the inside of fan body, and the service life of fan body itself is improved.