Novel noise-proof sealing structure for vehicle door B column

Abstract

The invention belongs to the technical field of automobiles, and particularly relates to a noise-proof sealing structure for a vehicle door B column. The structure comprises a vehicle door B column noise-proof sealing strip and a vehicle door sealing strip vulcanization connecting corner, wherein the vehicle door B column noise-proof sealing strip is connected to a vehicle door metal plate and a cover plate in a clamped mode and integrated with the vehicle door sealing strip vulcanization connecting corner; a metal framework strip is arranged in the vehicle door B column noise-proof sealing strip; dense rubber is arranged at the part where the vehicle door B column noise-proof sealing strip is contacted and fixed with the metal plate; foamed rubber is arranged at the matching position of the periphery of the vehicle door B column noise-proof sealing strip and the metal plate; a sealing strip lip of the vehicle door B column noise-proof sealing strip is lapped on the cover plate and ismade of dense rubber; and a water-soluble silicon coating is sprayed on the working surface of the sealing strip lip of the vehicle door B column noise-proof sealing strip. The installation is convenient, the load of the sealing strip is within a reasonable range, the appearance consistency is high, and the cost is saved.

Description

technical field [0001] The invention belongs to the technical field of automobiles, and in particular relates to a novel noise-proof sealing structure for a B-pillar of a car door. Background technique [0002] With the rapid development of science and technology, the influence of cars on Chinese people is growing. As a complex of technology, society, design, fashion, and trend development, automobiles reflect a nation's living conditions, lifestyles, and social progress. [0003] The improvement of people's living standards has promoted the development of automobiles, and the development of automobiles will in turn affect the original traditional lifestyle and traditional culture - automobiles make traditional life more convenient; extend the comfort of home; let fashion wrap us Every corner around us makes us know how to enjoy life after work. [0004] The B-pillar runs from the roof to the bottom of the car between the front and rear seats of the cockpit. The B-pillar ...

AI Technical Summary

Problems solved by technology

[0013] High cost: B-pillar anti-noise sealing strip is integrated with European glass run channel, and the cost is high

[0014] Door closing comfort: Adding a noise-proof sealing strip helps to improve the sealing performance, but it will also increase the reaction force of the door during opening and closing, resulting in poor closing feeling

[0015] Poor appearance: the upper end of the noise-proof sealing strip is discontinuous, and the appearance consistency is poor

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