Marine air pipe line low-noise return air inlet

The utility model discloses a marine low-noise return air inlet, which comprises a shell, a perforated surface cover pipe, a diversion pipe and sound absorption materials, wherein the shell sleeves the perforated surface cover pipe; the shell and the perforate surface cover pipe form a sealed cavity...

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Bibliographic Details
Main Authors REN FAN, YANG HUAIDE, WU SHENGMIN, LI ZHENXING, LI ZHIYIN, WANG YONG
Format Patent
LanguageChinese
English
Published 24.12.2014
Subjects
AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
RANGES
VENTILATING
WEAPONS
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Summary:The utility model discloses a marine low-noise return air inlet, which comprises a shell, a perforated surface cover pipe, a diversion pipe and sound absorption materials, wherein the shell sleeves the perforated surface cover pipe; the shell and the perforate surface cover pipe form a sealed cavity body; the sound absorption materials are filled in the cavity body; the diversion pipe for air returning of the return air inlet is arranged in a pipeline formed by the perforated surface cover pipe in a penetrating way; a first end of the diversion pipe is accommodated in the pipeline; a second end of the diversion pipe stretches out of the shell; a diversion barrier for controlling the air returning amount of the return air inlet is arranged on the port of the second end of the diversion pipe. The marine return air inlet has the functions of on, off and noise elimination, and can achieve the aims of air returning and noise elimination.
Bibliography:Application Number: CN20142536493U