Rotatable Cover for Electric Motor Operating Panel
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Solution Overview
Problem
Electric motors with electronics housings often have operating units that can only be read and operated from a specific direction, making them inconvenient for setup and use when access is restricted from that side.
Innovation Solution
The electric motor features a removable cover with an operating panel that can be connected to the electronics housing in two alternative alignments (90° or 180°), allowing the operating unit to be easily viewed and accessed from different directions without additional assembly steps, and includes a separate electronics unit that remains aligned independently of the cover's position.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the operating unit is aligned for optimal viewing from a specific side, then the display elements and inscriptions can be read clearly, but the motor cannot be operated or viewed from other directions
Solution Approach 1:
The cover is designed to be rotatable relative to the housing, allowing the operating panel to be dynamically repositioned to different orientations (front, rear, left, or right side). This dynamic adjustment enables the operating unit to be optimally aligned with the user's viewing direction regardless of the motor's installation position, resolving the contradiction between fixed alignment and multi-directional operability
Solution Approach 2:
The operating unit is segmented into two independent parts: the housing (fixed to the motor) and the cover (rotatable with the operating panel). This segmentation allows the cover to be rotated independently to change the viewing direction of the operating panel without affecting the motor's function, enabling operation from any direction while maintaining a simple two-component structure
2Ease of repair
If the cover is removed for electrical connections, then connection leads can be connected inside the electronics housing, but the operating panel alignment must be re-established
Solution Approach 1:
The cover is pre-equipped with multiple threaded holes at different positions, allowing it to be fastened to the housing in various orientations. This preliminary preparation of multiple mounting options enables the cover to be quickly re-aligned to the correct orientation after removal for electrical connections, eliminating the need for time-consuming realignment procedures
3Ease of manufacture
If the operating panel is fixed on the cover, then no additional assembly steps are needed, but the panel cannot be adjusted to different orientations
Solution Approach 1:
The cover is designed with universal multi-functionality: it serves both as a protective cover for the electronics housing and as a mounting base for the operating panel. The cover incorporates multiple threaded holes that enable it to be fastened in various orientations, while the operating panel remains fixedly mounted on the cover. This multi-functional design achieves both assembly simplicity and orientation flexibility without requiring additional components or complex mechanisms
Data Source
AI summary
An electric motor with an electronics housing (6) includes a removable cover (10) as well as an operating unit. The operating unit includes an operating panel (20) fastened on the cover (10). The cover (10) with the operating panel (20) is connectable to a lower part (8) of the electronics housing (6) in at least two alternative alignments. A pump assembly is also provided with such an electric motor.