Oral Cleaner Fluid Channel Layout for Lower Pump Power
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Solution Overview
Problem
Existing oral cleaners with teeth rinsing functions suffer from high power consumption and shorter endurance due to inefficient water pump designs.
Innovation Solution
The oral cleaner design includes a casing with a power cavity and a liquid storage cavity, featuring fluid channels with optimized length-to-diameter ratios and strategic placement of components to enhance pumping efficiency and reduce power consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If conventional water pump designs are used in oral cleaners, then the device can achieve basic teeth rinsing function, but the power consumption is high and the pump endurance is short
Solution Approach 1:
The patent optimizes the length-to-diameter ratio parameter of fluid channels to range between 30-70, which significantly reduces flow resistance and power consumption. This parameter optimization allows the pump to operate more efficiently with lower energy requirements while maintaining adequate water delivery for teeth rinsing function
Solution Approach 2:
The patent introduces a water storage cavity that decouples the water supply from the pump operation. The pump only needs to pump water from the storage cavity rather than continuously drawing from the main water tank, reducing the operational duration and power consumption of the pump while extending its effective endurance
2Use of energy by moving object
If the fluid channel diameter is increased to reduce flow resistance, then the power consumption decreases, but the device volume increases
Solution Approach 1:
The patent identifies and optimizes the length-to-diameter ratio parameter of fluid channels to a specific range (30-70). This optimized ratio achieves the best balance between flow resistance reduction and compact dimensions, allowing efficient water flow without requiring excessively large channel diameters that would increase overall device volume
Solution Approach 2:
The patent introduces a third dimension by adding the water storage cavity as a separate functional compartment. This allows the system to achieve efficient pump operation with reduced power consumption without proportionally increasing the overall device volume, as the storage cavity utilizes available space efficiently within the compact handheld device structure
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 redesigned oral cleaner improves water pump efficiency, increases the liquid storage capacity, and enhances user convenience by optimizing component placement and fluid channel configurations.
Implementation Method 1
a pump mechanism having a liquid inlet end and a liquid outlet end... the second fluid channel is communicated with the liquid inlet end of the pump mechanism... the third fluid channel is communicated with the liquid outlet end of the pump mechanism
Data Source
AI summary
Embodiments of the present disclosure provides an oral cleaner, which includes: a cleaning accessory having a first fluid channel and an outlet communicated with the first fluid channel; and an oral cleaning apparatus, including a casing having two opposite ends extending along a first axis, an inner cavity of the casing is separated into a power cavity and a liquid storage cavity extending along the first axis. The oral cleaning apparatus further includes: a pump mechanism; a second fluid channel communicated with a liquid inlet end of the pump mechanism, the second fluid channel being communicated with the liquid storage cavity and being configured to transport a liquid in the liquid storage cavity to the pump mechanism; and a third fluid channel communicated with a liquid outlet end of the pump mechanism, the third fluid channel being communicated with the first fluid channel and being configured to output liquid impact through the outlet.