Refrigerant Circulation Device Pump Mounting and Maintenance
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Solution Overview
Problem
Existing refrigerant circulation devices face challenges in usability due to complex configurations and difficulty in mounting and removing components, which affects their efficiency and ease of maintenance.
Innovation Solution
The design includes a movable pump with a stopper mechanism that allows for easy insertion and removal through a housing with protrusions and guide rails, and a display assembly for improved usability, along with a mounting assembly for circuit boards that facilitates electrical connections and easy access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a complex configuration is used to ensure reliable operation, then reliability is improved, but ease of operation deteriorates
Solution Approach 1:
The pump assembly is segmented into separable components (pump body, motor assembly, drive shaft) that can be independently removed and maintained. The pump assembly can be detached from the housing as a unit, allowing maintenance without disassembling the entire refrigerant circulation device, thus improving ease of operation while maintaining reliability through proper modular design.
2Reliability
If a fixed mounting structure is used to ensure stable installation, then reliability is improved, but ease of operation deteriorates
Solution Approach 1:
The mounting structure transitions from a fixed rigid connection to a dynamic removable connection. The pump assembly includes mounting portions that can be inserted into and secured within the housing, allowing stable installation during operation while enabling easy removal for maintenance. The drive shaft coupling mechanism provides adjustable connection that maintains stability during operation but allows easy disassembly when needed.
3Volume of moving object
If components are tightly integrated to reduce space, then volume is reduced, but ease of operation deteriorates
Solution Approach 1:
The pump assembly is designed as a separable module that can be removed from the housing through designated openings. This segmentation allows the device to maintain a compact integrated form factor during operation while enabling easy access to the pump assembly for maintenance without requiring disassembly of the entire device, thus preserving both small volume and ease of operation.
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
Enhances the usability and maintainability of refrigerant circulation devices by simplifying the mounting and removal of components and providing clear access for maintenance, while ensuring reliable electrical connections.
Implementation Method 1
an elastic deformation portion to retract the projection portion from the groove by the edge elastically deforming against the projection portion when the edge is guided in the groove
Data Source
AI summary
A refrigerant circulation device includes a housing including an opening, a protrusion protruding from the housing, and a pump movable in a first direction in an internal space of the housing through the opening and mounted at a mounting position on one side in the first direction relative to the opening. The pump includes a stopper movable between a first position that does not overlap with the protrusion and a second position that overlaps with the protrusion and is on one side in the first direction relative to the protrusion.