Removable Infusion Pump Power Cover With Spring Contact Coupling
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Solution Overview
Problem
Existing infusion pump assemblies lack a reliable and user-friendly mechanism for attaching and detaching power supplies, which can lead to incorrect insertion and potential loss of power.
Innovation Solution
A removable power supply cover assembly with a housing body, conductor assembly, power supply contact assembly, and a spring that forms an electrical coupling between the power supply and the conductor assembly, ensuring secure and correct insertion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a removable power supply cover assembly is used, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The power supply cover assembly is divided into separate components: a removable cover portion and a housing body. This segmentation allows the cover to be easily detached and reattached by users while maintaining the overall structural integrity of the device. The cover assembly includes distinct elements such as the cover, housing, conductor assembly, and contact assembly, each serving specific functions that collectively improve ease of operation.
Solution Approach 2:
The conductor assembly and contact assembly are nested within the cover assembly structure. The conductor assembly is positioned within the cover, and the contact assembly is integrated into the housing body, creating a nested configuration that allows for compact design while maintaining ease of assembly and disassembly. This nesting approach enables the complex components to be housed within a simple removable cover structure.
2Reliability
If a spring-formed electrical coupling is used, then reliability is improved, but device complexity increases
Solution Approach 1:
The spring-formed electrical coupling utilizes the spring's inherent elastic properties to automatically establish and maintain electrical contact. When the cover assembly is attached to the housing, the spring automatically compresses and makes contact with the corresponding contact, ensuring reliable electrical coupling without requiring additional adjustment or intervention. The spring mechanism self-regulates the contact pressure to maintain reliable connection.
Solution Approach 2:
The spring mechanism changes its physical state (compression level) based on the attachment status of the cover assembly. When the cover is attached, the spring compresses to a specific level that ensures optimal electrical contact. This parameter change (from uncompressed to compressed state) provides a reliable electrical coupling that adapts to the assembly status, ensuring consistent contact pressure and electrical connection reliability.
3Reliability
If a sealing assembly is used, then reliability is improved, but ease of manufacture worsens
Solution Approach 1:
The sealing assembly utilizes a flexible sealing member (such as an O-ring or gasket) that can deform to create a water-tight seal between the cover assembly and housing body. This flexible sealing approach is more manufacturable than rigid sealing mechanisms, as flexible seals can be easily molded and integrated into the assembly. The sealing member is positioned in a groove or channel that guides its installation, making the manufacturing process simpler while ensuring reliable water-tight connection.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution provides a secure and water-tight connection for the power supply, preventing reverse-polarity electrical coupling and ensuring reliable operation of the infusion pump assembly.
Implementation Method 1
a spring attached to the power supply contact assembly and the conductor assembly, wherein an electrical coupling between a power supply to the conductor assembly is formed through the spring
Data Source
AI summary
A removable power supply cover assembly for an infusion pump is disclosed. The assembly includes a housing body configured to removably attach to an infusion pump, a conductor assembly attached to the housing body, a power supply contact assembly, and a spring attached to the power supply contact assembly and the conductor assembly. An electrical coupling between a power supply to the conductor assembly is formed through the spring.