Comfortable bushing with large torsion angle

The combined structure of inner tube, outer ring, inner ring and multiple rubber layers solves the stability problem of rubber bushing under large torsional deformation, improves durability and driving comfort, and adapts to the multi-working conditions of the air suspension system.

CN223374977UActive Publication Date: 2025-09-23VORWERK AUTOTEC (SUZHOU) LTD
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Patent Information

Application Number
CN202422974153.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-02
Publication Date
2025-09-23
Estimated Expiration
2034-12-02

AI Technical Summary

Technical Problem

Existing rubber bushings in air suspension systems cannot remain stable under large torsional deformation, affecting the vehicle's durability and driving comfort.

Method used

The combined structure of inner tube, outer ring, inner ring, insert and multiple rubber layers is adopted. By designing arc grooves and through openings of different depths, deformation with large torsional angles can be achieved, thereby enhancing the durability and flexible adjustment of the bushing.

Benefits of technology

The durability and driving comfort of the bushing are improved, the stiffness requirements under different vehicle body postures are adapted, and the vehicle's quick passability and comfort are enhanced.

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Abstract

The utility model relates to a large-torsion-angle comfortable lining which comprises an inner pipe and an outer ring arranged on the periphery of the inner pipe, and further comprises an inner ring, an inserting piece, a first rubber layer, a second rubber layer and a third rubber layer which are arranged between the inner pipe and the outer ring, the inner ring is arranged on the periphery of the inner pipe, the first rubber layer is arranged between the inner pipe and the inner ring, and the second rubber layer is arranged between the second rubber layer and the third rubber layer. The inserting piece is arranged on the periphery of the inner ring, the second rubber layer is arranged between the inner ring and the inserting piece, and the third rubber layer is arranged between the inserting piece and the outer ring. The inner ring is tubular, and the insertion sheets are arc-shaped sheets. Deformation of a large torsion angle can be achieved, the durability of the bushing is greatly improved, the rigidity of the bushing can be adjusted due to the receding structure, and the driving comfort is improved.
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