Motor-Driven Sperm Extractor with Telescopic Crank Mechanism
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Solution Overview
Problem
Existing sperm extractors require manual operation, which affects efficiency and is hindered by poor extraction environments and patient psychology in outpatient clinics.
Innovation Solution
A sperm extractor with a telescopic function, powered by a motor-driven crank and connecting rod system, controlled by Hall switches and knobs for automated sperm extraction, featuring a sleeve with magnets and a vibrator for enhanced operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual operation is used to press the sperm extractor, then the device structure remains simple, but the extraction efficiency is reduced and operation is cumbersome
Solution Approach 1:
The patent replaces the manual mechanical pressing operation with an automated motor-driven system. The motor (1) drives a crank (2) that connects via a connecting rod (3) to the inner container (4), automatically performing the pressing and extraction actions without manual intervention, thus resolving the contradiction between extraction efficiency and device complexity
Solution Approach 2:
The system enables self-service operation where the motor-driven mechanism automatically performs the extraction function without requiring manual pressing actions from the user. The automated system serves itself by executing the extraction sequence through motor control, improving productivity while maintaining manageable device complexity through integrated design
2Extent of automation
If automated motor-driven system is implemented, then extraction efficiency is improved, but device complexity increases
Solution Approach 1:
The patent employs dynamic mechanical linkages including a crank (2) and connecting rod (3) that convert rotational motion from the motor (1) into the required linear motion for extraction. This dynamic mechanism achieves automation while managing complexity through well-established mechanical motion transformation principles
Solution Approach 2:
The motor-driven system integrates multiple functions into a single automated mechanism: the motor (1) provides power, the crank (2) converts motion, the connecting rod (3) transmits force, and the inner container (4) performs extraction. This multi-functional integration achieves high automation while controlling overall device complexity through unified design
3Adaptability or versatility
If telescopic function is added for extended reach, then the extraction capability is enhanced, but the device structure becomes more complex
Solution Approach 1:
The patent implements a telescopic structure where the inner container (4) can extend and retract within an outer container (5). This nested arrangement enables extended extraction reach while minimizing the overall device footprint and managing structural complexity through compact, nested geometry
Solution Approach 2:
The telescopic mechanism uses dynamic extension and retraction of the inner container (4) relative to the outer container (5), allowing the device to adapt to different extraction depths. This dynamic adjustment enhances versatility while controlling complexity through controlled linear motion along a fixed axis
4Productivity
If vibration function is integrated, then the extraction effectiveness is improved, but the device complexity and power consumption increase
Solution Approach 1:
The patent incorporates a vibrator (17) that generates mechanical vibrations to enhance the extraction effectiveness of the inner container (4). This vibration function improves productivity by facilitating smoother extraction and reducing resistance, while the integration into the existing structure minimizes the increase in overall device complexity
Solution Approach 2:
The vibrator (17) is integrated with the inner container (4) and powered through the conductive wire (7) system, merging the vibration function with the existing extraction mechanism. This integration improves extraction effectiveness while controlling system complexity by combining multiple functions within the existing structural framework
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
Facilitates efficient, automated sperm extraction with user-friendly control options, improving extraction efficiency and reducing manual intervention.
Implementation Method 1
a motor (1) for providing power; a crank (2) mounted on the motor (1); a connecting rod (3) connected to the crank (2) and an inner container (4)
Implementation Method 2
the sleeve (5) is magnetically connected to the inner container (4) by two magnets
Implementation Method 3
a Hall switch (9) is further disposed on the PCB (8) to sense positions of the crank (2) and the connecting rod (3) to control a stop position of the motor (1)
Implementation Method 4
a vibrator (17) disposed inside the inner container (4)
Data Source
AI summary
Provided in the present invention is a sperm extractor with a telescopic function, including: a motor for providing power; a crank mounted on the motor; a connecting rod connected to the crank and an inner container; and the inner container for sperm extraction, where the motor rotates to drive the crank to rotate, and the crank drives the connecting rod to push or pull the inner container for sperm extraction. According to the present invention, the motor rotates to drive the crank to rotate, and the crank drives the connecting rod to push or pull the inner container to make a telescopic motion for sperm extraction; a Hall switch is further disposed on a printed circuit board (PCB) to sense positions of the crank and the connecting rod to control a stop position of the motor, so as to achieve reset.