Outdoor unit of air-conditioning apparatus
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Solution Overview
Problem
The positioning of the front face panel in split-type air-conditioning apparatuses is difficult due to the location of the coupling portion on the lateral side of the casing, which can damage the exposed design surface if the stop portion on the front panel is not carefully managed during assembly.
Innovation Solution
The outdoor unit design includes a temporary fixing stop on the front face panel and a corresponding hole on the side face panel, both covered by the top face panel after assembly, allowing easy positioning and final fixation without damaging the design surface by using inclined and groove features for secure locking.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If the coupling portion between the front face panel and side face panel is located on the lateral side of the casing, then the assembly structure is compact, but the positioning of the front face panel becomes difficult
Solution Approach 1:
The coupling portion is moved from the lateral side to the front face side of the casing, changing the spatial dimension of the coupling location. This dimensional change makes the coupling position visible and accessible during assembly, thereby improving panel positioning ease while maintaining compact casing dimensions
2Ease of operation
If the stop portion of the front panel is located on the front face side of the casing, then the positioning becomes easier, but the design surface exposed after assembly may be damaged
Solution Approach 1:
The stop portion is specifically positioned at the upper end of the front face panel where it couples to the side face panel on the front face side of the casing. This localized positioning allows easy positioning while the top face panel covers the stop portion to protect the design surface from damage during assembly and in the final assembled state
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
A casing 10 is included. The casing 10 includes a left side face panel 4 constituting one side face portion of the casing 10 and a part of a front face portion of the casing 10 adjacent to the side face portion, a front face left side panel 2 constituting the front face portion of the casing 10 together with the left side face panel 4, and the top face panel 7 constituting a top face portion of the casing 10. The front face left side panel 2 includes a temporary fixing stop portion 2a at an upper end portion. The temporary fixing stop portion 2a projects toward a back side of the casing 10. The left side face panel 4 includes a temporary fixing rectangular hole 4a at an upper end portion of a front face side. The temporary fixing stop portion 2a is inserted into the temporary fixing rectangular hole 4a. The front face left side panel 2 and the left side face panel 4 are fixed on the front face side of the casing 10. The temporary fixing stop portion 2a and the temporary fixing rectangular hole 4a are covered by the top face panel 7.