Extractor Hood With Detachable Capture Panel For Easier Maintenance
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Solution Overview
Problem
Existing extractor hoods require a large variety of parts to accommodate different shapes and designs, leading to complex production and maintenance challenges, including the need to completely dismantle the hood for repair or maintenance.
Innovation Solution
A basic structure consisting of a fan box and an inner frame with defined interfaces allows for a stable framework, where the viewing hood is attached as a cladding element, reducing the number of necessary parts and simplifying assembly and maintenance by using a plug-in or clamping connection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If multiple stiffening and connecting elements are screwed to the viewing hood to provide structural stability and support functional elements, then the structural integrity and support capability are improved, but the number of parts and device complexity increase significantly
Solution Approach 1:
The patent combines multiple separate elements (viewing hood, stiffening elements, connecting elements, shielding plate, rear wall) into a single integrated housing structure. This merging eliminates the need for multiple separate parts while maintaining structural integrity, directly resolving the contradiction between stability and complexity.
Solution Approach 2:
The housing structure performs multiple functions simultaneously: it provides structural support, houses functional elements, provides shielding, and forms the exterior casing. This multi-functionality reduces the number of separate components needed while maintaining all necessary capabilities.
2Adaptability or versatility
If multiple connection points are created to attach various elements to the viewing hood, then the attachment capability and structural support are improved, but the production complexity and difficulty of assembly increase
Solution Approach 1:
The housing integrates multiple attachment functions into a single molded structure, eliminating the need for separate stiffening and connecting elements. This reduces production complexity while maintaining attachment capability through the integrated design.
3Stability of the object's composition
If the viewing hood is designed as a supporting element with multiple attached components, then the structural support function is improved, but the ease of maintenance and repair deteriorates as complete dismantling is required
Solution Approach 1:
The housing is designed as a single removable unit that can be detached from the fan box as one piece. This segmentation between the housing assembly and the fan box allows easy removal for maintenance while maintaining structural support when assembled, resolving the contradiction between stability and ease of repair.
4Adaptability or versatility
If different shapes and dimensions of stiffening and functional elements are produced for each extractor hood configuration, then the adaptability to different designs is improved, but the inventory requirements and storage complexity increase
Solution Approach 1:
The integrated housing structure serves as a universal component that can accommodate different extractor hood configurations and designs. Instead of producing different stiffening and connecting elements for each configuration, a single housing design can be adapted to various applications, reducing inventory variety while maintaining design flexibility.
Data Source
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AI summary
The invention relates to an extractor hood, in particular a chimney-type extractor hood, comprising an extractor box (2) and a capture panel (4), characterised in that the extractor box (2) forms a base structure at least with an inner frame (3) and the capture panel (4) is detachably secured to said base structure. The invention also relates to a kit for extractor hoods comprising an inner frame (3) and an extractor box (2), characterised in that the inner frame (3) and the extractor box (2) are used to produce a base structure and the kit comprises at least two capture panels (4) for detachably securing to said base structure. The invention further relates to a method for mounting an extractor hood.