The invention relates to the technical field of automobile parts, in particular to a buffering and sound-insulating automobile engine cover plate and a preparation process thereof. An automobile engine cover plate capable of buffering and insulating sound comprises a cover plate base body on the inner layer, a rubber shell wrapping the cover plate base body and a coating covering the outer surface of the rubber shell, the cover plate base body is composed of a cover plate framework and a sound absorption layer, the cover plate framework wraps the sound absorption layer of the cover plate framework, air chambers are evenly distributed in the sound absorption layer, and sound insulation cotton is attached to the inner side face of the rubber shell. According to the automobile engine cover plate, the sound insulation and vibration buffering effects are achieved through the sound absorption layer and the air chamber in the sound absorption layer, good noise reduction and impact resistance are achieved, noise is further isolated in cooperation with sound insulation cotton, and the good driving experience of an automobile is guaranteed.
本发明涉及汽车配件技术领域,具体是一种缓冲隔音的汽车发动机盖板及其制备工艺。一种缓冲隔音的汽车发动机盖板,包括内层的盖板基体、包裹盖板基体的胶壳以及覆盖胶壳外表面的涂层,盖板基体由盖板骨架以及盖板骨架包裹盖板骨架的吸音层组成,吸音层中具有均匀分布的气室,胶壳的内侧面上贴附有隔音棉。本发明的汽车发动机盖板,通过吸音层以及其内部的气室起到隔音和振动缓冲效果,具有良好的降噪和抗冲击能力,配合隔音棉进一步的隔绝噪音,保证汽车良好的驾驶体验。
Buffering and sound-insulating automobile engine cover plate and preparation process thereof
一种缓冲隔音的汽车发动机盖板及其制备工艺
2023-06-23
Patent
Electronic Resource
Chinese
IPC: | 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 / 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 / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B62D MOTOR VEHICLES , Motorfahrzeuge |
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