Suspended Cooktop Height Adjustment for Countertop Alignment
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Solution Overview
Problem
Existing cooking ranges with fixed cooktops and ovens struggle to accommodate varying countertop and floor heights due to thermal and mechanical loadings, leading to potential damage from uneven stress distribution.
Innovation Solution
A cooktop module that can be vertically adjusted relative to the oven and cabinet, allowing for independent alignment with the countertop, using mechanisms such as removable locking pins, ratcheting systems, and biasing arrangements to manage stress and ensure proper positioning.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the cooktop is fixedly mounted to the cabinet, then the structure is simple and stable, but the cooktop cannot accommodate varying countertop heights and suffers from damaging loads
Solution Approach 1:
The range is divided into separate modules: the cabinet with oven and the cooktop module. This segmentation allows the cooktop to be independently positioned and adjusted relative to the cabinet, enabling height adjustment to accommodate varying countertop heights while keeping the overall structure manageable.
Solution Approach 2:
The mounting mechanism transitions from a static fixed connection to a dynamic adjustable connection. The cooktop module can be vertically repositioned along the cabinet sides using adjustable mounting brackets or slots, allowing the system to adapt to different installation conditions while maintaining structural integrity.
2Ease of operation
If the cooktop and oven are fixed relative to each other, then the manufacturing is simple, but the cooktop cannot be independently aligned with the countertop
Solution Approach 1:
The cooktop is separated from the oven cavity, allowing independent positioning of the cooktop module relative to the cabinet. This enables the cooktop to be aligned with the countertop while the oven remains fixed in the cabinet, simplifying the alignment process during installation.
Solution Approach 2:
An intermediate mounting mechanism (such as adjustable brackets or sliding rails) is introduced between the cooktop and cabinet. This intermediary component facilitates easy alignment and positioning of the cooktop while maintaining a secure connection, reducing the complexity of direct fixed mounting.
3Reliability
If the range is positioned with low tolerance, then the initial installation is straightforward, but thermal and mechanical loadings cause varying assembly dimensions over time
Solution Approach 1:
The mounting system incorporates dynamic adjustment capabilities that allow the cooktop position to be modified after installation. This enables compensation for dimensional changes caused by thermal expansion and mechanical loading, maintaining proper alignment and reducing stress on the cooktop over time.
Solution Approach 2:
The mounting mechanism allows changes in the vertical position parameter of the cooktop. By adjusting this parameter, the system can accommodate variations in assembly dimensions caused by thermal and mechanical effects, ensuring reliable operation under different loading conditions.
Data Source
AI summary
A slide-in or drop-in cooking range includes an upper cooktop in the form of a module suspended above an oven cavity. For installation purposes, the upper cooktop can be vertically repositioned relative to the oven cavity to assure proper alignment with the countertop and avoid damage to the cooktop as a result of combined thermal and mechanical stresses over time. The disclosure is particularly applicable to ranges employing glass cooktops having a periphery designed to rest upon edge portions of a countertop and contemplates various mechanisms to perform the cooktop repositioning function, including select mechanisms for locking, ratcheting and biasing the cooktop to establish a desired vertical position for the cooktop.