Multi-Part Oil Sump Housing With Integrated Oil Channels
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Solution Overview
Problem
Existing oil sump designs for motor vehicles face challenges in achieving a compact, reliable, and easy-to-manufacture configuration while ensuring efficient lubrication and cooling of machine assemblies, particularly in limited design spaces.
Innovation Solution
A modular oil sump design featuring a housing with a frame, base, and cover that forms a circumferential wall, incorporating integrated oil channels and a filter receptacle, which can be made from plastic and assembled in a fluid-tight seal, reducing the need for separate gaskets and simplifying manufacturing through injection molding of groove-shaped channel portions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If a compact oil filter module design is implemented to save space, then the design space utilization is improved, but the manufacturing complexity increases
Solution Approach 1:
The housing is divided into three separate parts (housing frame, housing base, housing cover) that can be manufactured independently and then assembled. This segmentation allows each part to be optimized for manufacturing while achieving a compact overall structure when combined.
Solution Approach 2:
The housing frame, base, and cover are joined together to form an integrated multi-part housing structure that combines the benefits of separate manufacturing with the advantages of a unified compact design, reducing overall volume while maintaining manufacturability.
2Ease of manufacture
If multiple separate housing parts are used to simplify manufacturing, then the ease of manufacture is improved, but the number of components increases
Solution Approach 1:
The housing is segmented into three manufacturable parts that can be produced using standard injection molding processes, simplifying manufacturing while keeping the total component count manageable through functional integration.
Solution Approach 2:
The multi-part housing structure serves multiple functions: it provides fluid-tight containment, integrates oil channels, accommodates the oil filter receptacle, and enables compact configuration, thereby justifying the divided structure through functional benefits.
3Temperature
If a flat oil sump design is used to lower the center of gravity, then the vehicle stability is improved, but the oil accommodating volume is reduced
Solution Approach 1:
The housing frame forms a circumferential wall structure that extends in horizontal dimensions, allowing the oil accommodating space to achieve sufficient volume through lateral expansion rather than vertical height, thus maintaining a flat profile while preserving oil capacity.
Data Source
AI summary
An oil sump for supplying an assembly of a motor vehicle, including: a housing including a housing frame, a housing base and a housing cover; and an oil accommodating space enclosed by the housing, and a suction channel which extends into the oil accommodating space and includes an opening via which oil can be delivered or suctioned from the oil accommodating space through the suction channel. The housing frame is arranged between the housing cover and the housing base. The housing frame itself and/or the housing frame together with the housing base and/or the housing cover forms one or more oil channels.