Bed Frame Side-Member Assembly With Slit-Guided Alignment
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Solution Overview
Problem
Existing bed structures, particularly those made of iron, face challenges in easy alignment and secure fixation of side members to vertical columns, leading to instability and loosening of screws, which complicates assembly and affects the structure's firmness.
Innovation Solution
The bed structure incorporates a slit in the vertical columns for inserting the side members, combined with a bolt and nut system that ensures secure attachment, allowing for quick and stable assembly by aligning the side members with an abutment wall and using a protruding plate with through holes for bolts to lock the side members in place.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If side members are fixed to vertical columns using L shaped flange and screws, then the structure can be assembled, but the alignment is difficult, screws loosen, threads get damaged, and the structure is not firm
Solution Approach 1:
A positioning element is introduced as an intermediary component between the side member and the vertical column. This positioning element fits into a recess of the vertical column and engages with the side member, facilitating easy alignment during assembly while ensuring stable and reliable connection, preventing screw loosening and thread damage.
2Productivity
If traditional screw fixation is used, then the parts can be connected, but the assembly process is complex and time-consuming
Solution Approach 1:
The fixation system is segmented into distinct functional components: a positioning element that handles alignment, and separate fastening elements that secure the connection. The positioning element includes a recess in the vertical column and a corresponding protrusion on the side member, enabling quick alignment before final fastening, thereby simplifying the overall assembly process and reducing time.
3Manufacturing precision
If side members are inserted directly without positioning features, then the structure is simple, but alignment precision is poor
Solution Approach 1:
The positioning element serves as a mediator that provides precise alignment between the side member and the vertical column. The recess in the vertical column and the corresponding protrusion on the side member create a guided insertion path, ensuring accurate positioning without requiring complex adjustment procedures or additional alignment tools.
Data Source
Figure 1~2
Figure 3~4
AI summary
According to the present innovation, a bed structure comprises a headboard, a footboard, a pair of side members (4) and fixing means suitable for fixing said side member to said headboard and/or said footboard. The headboard and/or the footboard exhibit a slit wherein an end portion (10) of the side member is inserted, fixed to the headboard and/or to the footboard through said fixing means.