The invention discloses an automobile trunk side protection surface pressure relief structure, a manufacturing method thereof and an automobile, a pressure relief area is arranged on an automobile trunk side protection surface, pressure relief holes are distributed in the pressure relief area, and an openable and closable sound insulation pad covers the pressure relief area; the sound insulation pad is of a composite structure and comprises a PVC film, non-woven fabric and PUR foam from top to bottom. By covering the pressure relief hole with the sound insulation pad capable of being opened and closed, on the basis that air circulation is guaranteed, noise of an exhaust pipe opening, rear wheel noise and rear motor noise transmitted to human ears in the rear row is reduced.
本发明公开了一种汽车行李箱侧护面泄压结构及其制作方法、汽车,在汽车行李箱侧护面上设有泄压区域,泄压区域分布有泄压孔,在所述泄压区域上覆盖有可开合隔音垫;所述隔音垫为复合结构,其由上至下分别为PVC胶片、无纺布以及PUR泡沫。本发明通过在泄压孔上覆盖可开合隔音垫,在保证空气流通性基础上,减小排气管口噪声、后轮噪声、后电机噪声传至后排人耳。
Automobile trunk side protection surface pressure relief structure, manufacturing method thereof and automobile
一种汽车行李箱侧护面泄压结构及其制作方法、汽车
14.06.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / F16K VALVES , Ventile |
Automobile trunk side decoration plate part and manufacturing method thereof
Europäisches Patentamt | 2023
|Automobile trunk air conditioning device, automobile trunk and automobile
Europäisches Patentamt | 2024
|