Fishing Reel Sensor Unit Coaxial Handle Axis Design
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Solution Overview
Problem
Existing fishing reels lack integration of sensors to detect and transmit behavior data, such as rotational irregularities, which can affect fishing performance and efficiency.
Innovation Solution
A fishing reel with a sensor unit attached to the reel body, featuring a behavior sensor and communication unit aligned along the handle axis, allowing real-time data transmission and storage of behavior data for analysis.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a sensor unit is attached to the reel body to detect and transmit behavior data, then measurement precision and information availability are improved, but device complexity increases
Solution Approach 1:
The sensor unit is designed as a separate, detachable module that can be independently attached to or removed from the reel body. This segmentation allows the sensing functionality to be added without permanently complicating the reel structure, as the sensor unit operates as an independent component rather than being integrated into the reel's core mechanism.
Solution Approach 2:
The sensor unit is designed to be compatible with multiple reel models through universal attachment mechanisms that utilize existing structural features. This multi-functionality approach allows the same sensor unit design to be applied across different reel types, adding measurement capability without requiring model-specific modifications that would increase overall system complexity.
2Volume of moving object
If the sensor unit and communication unit are aligned along the handle axis, then volume of the unit body is reduced, but manufacturing precision requirements increase
Solution Approach 1:
The attachment mechanism is designed to automatically align the sensor unit with the handle axis by utilizing the symmetric geometric features of the mounting interface. The mounting structure creates an equipotential alignment condition where the sensor unit naturally positions itself correctly along the handle axis without requiring high-precision manual adjustment, thereby reducing volume while maintaining feasible manufacturing tolerances.
3Ease of manufacture
If the sensor unit is attached using the handle mounting portion, then ease of manufacture is improved, but reliability of sensor attachment may be compromised
Solution Approach 1:
While utilizing the existing handle mounting portion for ease of attachment, the sensor unit employs localized quality enhancements at the mounting interface, such as dedicated securing features or enhanced friction surfaces, to ensure reliable attachment. This allows the benefit of using existing manufacturing features while compensating for potential reliability concerns through targeted local design improvements.
Data Source
AI summary
A fishing reel includes a reel body and a sensor unit. The reel body has a handle configured to be rotated about a handle axis. The sensor unit is attached to the reel body. The sensor unit includes a unit body disposed coaxially with the handle axis, a behavior sensor disposed within the unit body and configured to detect behavior when the reel body is used, and a communicator disposed within the unit body and configured to transmit behavior data to the outside based on the behavior detected by the behavior sensor.