Ventilation denoising device and ventilation denoising system

摘要

A ventilation denoising device that includes at least one ventilation module disposed with at least two air ducts inside, the air ducts are communicated end-to-end to form a circuitous air duct. The ventilation module is provided with a first ventilation opening communicated with one end of the air duct, and a second ventilation opening communicated with the other end of the air duct. Also disclosed is a ventilation denoising system equipped with the above mentioned ventilation denoising device. The ventilation denoising device can be installed outside equipments, such as a machine cabinet, as ventilation means thereof, and also reduce the noise generated during the equipment operation.

主权项

1. A ventilation denoising device, comprising:
at least one ventilating module that includes at least two air passages internal to the at least one ventilating module communicative end-to-end sequentially to form an air duct; wherein the at least one ventilating module further includes a first ventilation opening and a second ventilation opening and a third ventilation opening, of which the first ventilation opening is communicative with an end of the air duct, and the second ventilation opening is communicative with another end of the air duct, and the third ventilation opening is disposed symmetrically with respect to the first ventilation opening and on an opposite side of the air duct from the first ventilation opening, and the third ventilation opening is communicative with the same end of the air duct as the first ventilation opening; wherein the first ventilation opening and the third ventilation opening of the at least one ventilating module are respectively configured to be communicative with air inlets of two symmetrically disposed equipments.