Drawer Adapter with Tool-Free Sheet Metal Claw Mounting
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Solution Overview
Problem
Existing adapter units for connecting drawer bottoms to side frames face challenges in easily attaching a claw for securing the drawer bottom, particularly when materials other than metal sheets are used.
Innovation Solution
The adapter unit features a cuboid-shaped support with a receiving space for tool-free mounting of a sheet metal claw, which includes a locking area and bending area for secure engagement with the drawer bottom.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a claw is attached to an adapter made of non-metal sheet material, then the adapter can be manufactured with different materials, but the claw becomes difficult to attach in a suitable manner
Solution Approach 1:
The adapter is divided into two separate components: a support body and a claw element. The support body provides the mounting structure while the claw element is a separate piece that can be easily attached and detached. This segmentation allows the claw to be independently designed for easy attachment while the support body can be made from various materials.
Solution Approach 2:
A receiving space with specific geometric features acts as an intermediary structure between the support body and the claw element. This receiving space provides a standardized interface that facilitates easy attachment of the claw element to the support body, regardless of the support body's material composition.
2Device complexity
If traditional adapter units are used, then the structure is simple, but the claw cannot be easily attached without tools
Solution Approach 1:
The adapter unit is segmented into a support body and a separate claw element that can be independently handled. The receiving space in the support body is designed to accept the claw element in a tool-free manner, combining structural simplicity with ease of assembly.
Solution Approach 2:
The receiving space is designed with geometric features that enable the claw element to be attached through simple insertion and pressing actions without requiring external tools. The structure itself provides the necessary guidance and retention features for tool-free assembly.
3Stability of the object's composition
If the claw is integrated into the support, then the structure is unified, but the claw cannot be easily replaced or adjusted
Solution Approach 1:
The claw element is separated from the support body as an independent component that can be freely attached and detached. The receiving space provides a standardized interface that maintains structural unity when assembled while enabling easy replacement and adjustment of the claw element.
Solution Approach 2:
The modular design allows the claw element to be easily discarded and replaced with a new one if needed, while the support body with its receiving space is retained and reused. This enables maintenance and adjustment without replacing the entire adapter unit.
Data Source
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Figure 5
AI summary
The invention relates to an adapter unit for connecting a drawer base (11) to a side frame (1) of a drawer (10) comprising an adapter (5) having a moulded part (6) for linking to a frame wall (2) of the side frame (1), with a support (7) extending from same at an angle, in particular a right angle, and having a support surface (71) for supporting the drawer base (11), at least one claw arranged in the support (7) and having at least one tooth that can be pressed into the drawer base (11), wherein the claw is designed as a sheet metal claw (4, 8, 9) that can be mounted on the support bar (7), wherein the support (7) has a receiving space (73) for receiving the sheet metal claw (4, 8, 9), in which the sheet metal claw (4, 8, 9) can be mounted in a tool-free manner. The invention also relates to a side frame (1) and a drawer (10) comprising at least one side frame (1).