Low-noise air conditioner air duct of railway passenger car
A technology for air-conditioning air ducts and rail cars, which can be used in the direction of sounding equipment, railway car body parts, railway vehicle heating/cooling, etc. noise effect
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[0040] The present invention is further described below in connection with specific preferred embodiments, but is not limited to the scope of the invention.
[0041] To facilitate the description, the relative positional relationship of each component, such as: upper, lower, left, and right, etc., are described in the drawing direction of the specification, and the structure of this patent is not limited.
[0042] like figure 1 , figure 2 As shown, the rail passenger car low noise air conditioning air ducts include 1-air conditioning air, 2-air conditioning air, 3-air conditioning returning, 4-labyrinth silence structure, 5-shunt board, 6-air conditioning unit, 7-muffler.
[0043] like Figure 3 - Figure 5 As shown, the air conditioning air duct 1 includes a striped air supply channel and a return air passage 11. The air air passage includes a dynamic pressure anesthes 12 and a static pressure flap 13 that are arranged side by side along the air supply passage, and the motion wind ...
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