Electric Compressor Electrical Box Angular Positioning
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Solution Overview
Problem
Existing electric compressors for motor vehicles face installation constraints due to fixed angular configurations, limiting their versatility and compatibility with different vehicle types and engine architectures.
Innovation Solution
The electric compressor features adjustable fixing means, allowing the electrical box to be assembled in multiple angular configurations relative to the casing's longitudinal axis, utilizing centering pins and receiving orifices to define various positions and orientations, enabling flexible installation on diverse vehicle platforms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the electrical box is fixed to the casing in a fixed angular configuration, then the assembly is simple and reliable, but the adaptability to different vehicle types and installation constraints is reduced
Solution Approach 1:
The fixing mechanism transitions from a static, fixed angular configuration to a dynamic system that allows the electrical box to be positioned at multiple discrete angular orientations (e.g., 0°, 90°, 180°, 270°) relative to the casing, enabling adaptation to different vehicle installation constraints while maintaining structural integrity
Solution Approach 2:
The fixing mechanism is segmented into discrete positioning options using features such as multiple receiving orifices, indexing pins, or detent mechanisms that allow the electrical box to be fixed at specific angular intervals, providing versatility without requiring a completely continuous adjustment system
2Ease of operation
If multiple angular configurations are provided for the electrical box, then the versatility and ease of installation are improved, but the device complexity increases
Solution Approach 1:
The fixing mechanism incorporates pre-defined angular positions with corresponding receiving features (such as indexed orifices, pins, or detents) that guide and automatically position the electrical box at the correct orientation during assembly, eliminating the need for complex measurement and alignment procedures by the installer
Solution Approach 2:
An intermediary indexing mechanism or positioning feature is introduced between the electrical box and casing that automatically establishes the correct angular relationship, simplifying the installation process while managing the complexity through a dedicated positioning subsystem
3Adaptability or versatility
If the electrical box and casing are fixed together with radial elements, then the structural integrity is maintained, but the adaptability to different installation arrangements is limited
Solution Approach 1:
The fixing mechanism serves multiple functions: it maintains structural integrity through secure attachment while simultaneously providing adaptability to multiple angular configurations, achieving both strength and versatility through features like indexed receiving orifices or multi-position detent mechanisms that are integrated into the radial fixing elements
Data Source
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AI summary
The invention relates to an electric compressor (500) of a refrigerant fluid (700) for a motor vehicle, the electric compressor (500) comprising (i) a casing (1) housing a refrigerant fluid compression mechanism (700) and an electric motor (11) for actuating the compression mechanism, (ii) an electrical box (2) housing a control module (20) for controlling the electric motor (11) and (iii) means for fixing said electrical box (2) on the casing (1) so as to be able to assemble said electrical box (2) on said casing (1) in at least two different angular configurations with respect to a longitudinal axis (Z) of the electric compressor (500).