Adjustable Ball Joint Cap Structure for Variable Stud Heights
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Solution Overview
Problem
Existing protective caps for ball joints in vehicles are not adaptable to different ball joint stud heights, limiting freedom of choice and requiring new caps for each height variation, which is inefficient and costly.
Innovation Solution
An adjustable protective cap arrangement is developed, comprising a main part and a cap part that can be axially adjusted relative to each other, allowing the cap to fit various ball joint stud heights through threaded engagement and locking features, enabling stepless adjustment and accommodating different stud heights and diameters.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single-component protective cap is used, then the structure is simple, but it cannot accommodate different ball joint stud heights
Solution Approach 1:
The protective cap is divided into two separate components: a main body portion and a cap portion. The main body portion remains fixed while the cap portion can be axially adjusted relative to it. This segmentation allows the cap portion to be positioned at different heights to accommodate various ball joint stud lengths, resolving the contradiction between adaptability and structural simplicity.
2Manufacturing precision
If a new protective cap is developed for each ball joint stud height, then the fit is precise, but the manufacturing cost increases
Solution Approach 1:
The main body portion is designed as a universal component that can accommodate multiple ball joint stud heights. By combining this fixed main body with an adjustable cap portion, a single protective cap design serves multiple functions across different ball joint configurations, eliminating the need to manufacture separate caps for each height variation and thereby reducing production costs.
3Adaptability or versatility
If an oversized protective cap is used, then it fits taller ball joint studs, but it is bulky and inappropriate for shorter studs
Solution Approach 1:
The cap portion is designed to be dynamically adjustable along the axial direction relative to the main body portion. This dynamic positioning capability allows the overall height of the protective cap to be adjusted to match the specific ball joint stud length, ensuring an appropriate fit without excessive bulk for shorter studs while still accommodating taller studs when needed.
Data Source
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AI summary
The present disclosure relates to an adjustable protective cap arrangement for a ball joint in a vehicle, comprising a main part and a cap part. The main part is configured to surround a ball joint lock nut, the main part having a central through hole which extends axially through the main part and which is configured to receive a portion of a ball joint stud projecting through and beyond the ball joint lock nut. The cap part is configured to be connected to an end portion of the main part to form a closed end of the protective cap arrangement. When the cap part has been connected to the main part, the height of the protective cap arrangement is adjustable by adjustment of the axial position of the cap part relative to the main part, thereby enabling accommodation of different ball joint stud heights.