Filter Element Guide Crosspiece for Engine Installation
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Solution Overview
Problem
The installation and removal of filter elements in filter housings for internal combustion engines are cumbersome and lack efficient guiding mechanisms, leading to potential damage and improper positioning.
Innovation Solution
Incorporating radially extending guide crosspieces on the filter element that can be guided by corresponding crosspiece guides in the filter housing, allowing for axial and radial movement to simplify installation and provide support, while a peripheral seal ensures secure positioning and reduces pressure on seals during operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If filter elements are made voluminous and heavy to increase filtering capacity, then filtering performance is improved, but installation and removal become more difficult and cumbersome
Solution Approach 1:
Guide crosspieces act as intermediary components between the filter element and filter housing, facilitating the installation and removal of heavy filter elements by providing a mechanical guiding mechanism that reduces handling difficulty
2Quantity of substance
If filter elements are made voluminous and heavy to increase filtering capacity, then filtering performance is improved, but positioning precision during installation deteriorates
Solution Approach 1:
Guide crosspieces serve as intermediary structures that interface between the filter element and housing, ensuring precise positioning during installation by providing defined geometric references that guide the element into correct alignment
Solution Approach 2:
The guide crosspieces are arranged asymmetrically on the filter element, with different numbers and positions on opposite sides, creating an asymmetric overall structure that enables directional guidance and prevents incorrect installation orientation
3Ease of manufacture
If simple filter element designs are used, then manufacturing simplicity is maintained, but guiding during installation becomes insufficient
Solution Approach 1:
The filter element is segmented by adding guide crosspieces as separate structural features, dividing the monolithic filter element into functional zones: the filtering bellows and the guiding crosspieces, allowing independent optimization of each function
Solution Approach 2:
The guide crosspieces serve multiple functions simultaneously: they provide mechanical guidance during installation, structural support during operation, and positioning references for alignment, thereby adding guiding capability without requiring separate dedicated components
Data Source
AI summary
A filter housing (11) has at least one inlet (15) and at least one outlet (17) for the fluid. The filter element (10) includes a filter body of a filter medium (18).The filter element (10) is configured to be arranged in a filter housing (11) separating the at least one inlet (15) from the at least one outlet (17). An element axis (14) of the filter element (10) and a housing axis (25) of the filter housing (11) can be aligned parallel or axially to an installation direction (12) of the filter element into the filter housing. The filter element (10) may include at least one guide crosspiece (46, 48) which extends axially and radially outward on a peripheral exterior side (26), relative to the element axis (14), of the filter element (10). The filter element (10) has at least one seal (42) running peripherally relative to the element axis (14), the seal (42) having a seal line with at least one convexity (54) arranged peripherally between two corner regions of the filter element (10) and is separated by these corner regions.