Stroller Handle Reversing Mechanism With Sliding Sleeve Lock
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Solution Overview
Problem
Conventional strollers with reversible handles require a long time to perform handle reversing operations, making the process inconvenient and slow.
Innovation Solution
A reversible mechanism is introduced, featuring anchoring portions, a sliding sleeve, and a release actuator linked with a driving member, allowing the handle to be quickly and easily switched between positions by engaging or disengaging the sliding sleeve from the anchoring portions, facilitated by an elastic member for automatic return.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a conventional sliding sleeve mechanism is used for handle reversing, then the structure is simple, but the reversing operation takes a long time and is inconvenient
Solution Approach 1:
The handle is divided into multiple segments with anchoring portions at different positions, allowing the handle to be locked at multiple discrete positions. The sliding sleeve is segmented to engage with these anchoring portions, enabling quick position changes without complex continuous adjustment mechanisms.
Solution Approach 2:
The sliding sleeve is pre-configured with engagement features that automatically align with the anchoring portions when the handle is rotated to predetermined positions. This preliminary positioning reduces the time required for reversing operations, as the user only needs to pull the release actuator and rotate the handle to pre-marked positions rather than manually aligning components.
2Productivity
If a quick-release mechanism is added to enable fast handle reversing, then the operational speed improves, but the device complexity increases
Solution Approach 1:
The release actuator is merged with the sliding sleeve assembly, where the actuator directly controls the sliding sleeve's movement along the handle. This integration eliminates the need for separate release mechanisms while achieving quick-release functionality. The linking member connects the actuator to the sliding sleeve, creating a compact combined mechanism that reduces overall complexity.
Solution Approach 2:
The sliding sleeve serves multiple functions: it acts as a locking mechanism when engaged with anchoring portions, a releasing mechanism when disengaged, and a positioning element for multiple handle orientations. This multi-functionality reduces the need for additional specialized components, thereby controlling device complexity while improving reversing speed.
3Adaptability or versatility
If multiple anchoring portions are provided for different positions, then the adaptability and position options increase, but the structural complexity increases
Solution Approach 1:
The handle structure is segmented with discrete anchoring portions positioned at specific locations along the handle length. Each anchoring portion corresponds to a predetermined operational position. This segmentation provides multiple position options without requiring a continuous adjustment mechanism, maintaining structural simplicity while increasing adaptability.
Solution Approach 2:
The mechanism transitions from a static single-position design to a dynamic multi-position system through the addition of multiple anchoring portions. The sliding sleeve can dynamically engage or disengage from any of the anchoring portions based on operational needs, providing adaptability while keeping the overall structure relatively simple through standardized engagement features.
Data Source
AI summary
A stroller includes a stroller frame, a reversible member pivoted to the stroller frame, and a reversible mechanism. The reversible mechanism locks the reversible member at different positions and includes a sliding sleeve, a release actuator movably disposed on the reversible member and linked with the sliding sleeve, and anchoring portions disposed on at least two different positions. The sliding sleeve movably jackets the reversible member and is selectively engaged with any anchoring portion. The sliding sleeve moves together with the release actuator or is directly operated for releasing the anchoring portion, so as to make the reversible member rotatable to another position. Since the release actuator is linked with the sliding sleeve, the release actuator can be disposed at a position easy to operate, so that the handle reversing operation can be performed conveniently and quickly. Furthermore, the reversible mechanism has a simple structural design.