Sound insulation trim panel for automobiles

Abstract

A sound insulation trim panel for automobiles comprises a surface plastic plate, a middle sound insulation structure and a bottom aluminum plate, wherein the sound insulation structure is a three-layer structure and comprises a titanium honeycomb plate connected with the plastic plate, a middle double-effect sound insulation plate and sound insulation felt connected with the aluminum plate; the double-effect sound insulation plate comprises an upper sound insulation cavity and a lower sound insulation cavity, the upper sound insulation cavity comprises multiple uniformly distributed rectangular cavities, the lower sound insulation cavity comprises multiple uniformly distributed circular cavities, and the rectangular cavities and the circular cavities are distributed in a staggered manner.The sound insulation trim panel is simple and reasonable in structure, easy to produce and good in use effect, has absolute advantages, improves the passenger taking comfort, is safe, non-toxic, environmentally friendly and low in cost and capable of meeting the market demands and has wide market space.

Description

technical field [0001] The invention relates to an automobile interior trim panel, in particular to an automobile sound-insulating interior trim panel, which belongs to the technical field of automobile interior trim parts. Background technique [0002] With the rapid development of my country's economy, the production capacity and ownership of automobiles are growing rapidly, and the improvement of automobile production capacity has driven the continuous growth of automobile interior decoration items. With the rapid development of the automobile industry, the research and development of automotive interior decoration items has entered a stage of rapid development. In order to achieve better decorative effects, the requirements for each product in the automotive interior decoration items are very high. Among them, the automotive interior decoration Boards are a major decorative item. [0003] At present, the structure of the interior panel of the car roof is composed of a b...

AI Technical Summary

Problems solved by technology

However, the automotive ceiling interior panels in the prior art have poor fracture resistance, poor sound insulation and noise reduction effects and are prone to bacteria breeding, which have seriously affected the comfort of passengers in the car.

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