Steam Iron Head Cyclonic Venting to Prevent Water Spitting
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Solution Overview
Problem
Steam irons often experience condensation issues during steam delivery, leading to 'spitting' and wet spots on fabrics due to condensed water droplets being released through the steam vents, causing staining and crease-related problems during ironing.
Innovation Solution
A steam iron head design featuring a steam pathway with an indirect flow section and a cyclonic flow section, where the first section disperses water droplets into smaller droplets through collisions with heated surfaces, and the cyclonic section uses centrifugal force to separate and evaporate remaining droplets, ensuring dry steam is delivered through the vents.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If steam is discharged directly through steam vents, then steam delivery efficiency is improved, but water droplets from condensation are released causing spitting and wet spots on fabric
Solution Approach 1:
The steam pathway is divided into multiple sections: a first steam flow section with an indirect flow path and a second steam flow section with a cyclonic flow path. This segmentation allows different mechanisms to address different aspects of water droplet removal while maintaining steam delivery efficiency.
Solution Approach 2:
The cyclonic flow path in the second steam flow section uses curved, spiral geometry to generate centrifugal force. This curved path separates water droplets from steam through centrifugal action, preventing spitting while maintaining efficient steam discharge.
2Object-affected harmful factors
If an indirect steam path is provided to force steam to deviate, then water droplets impinge on surfaces and are distributed as smaller droplets, but the steam pathway complexity increases
Solution Approach 1:
The indirect flow path and cyclonic flow path are merged into a single integrated steam pathway within the soleplate. This combination achieves both water droplet breakdown and centrifugal separation without requiring separate components, thus limiting the increase in device complexity.
Solution Approach 2:
The steam pathway structure itself serves dual functions: the indirect path breaks up water droplets through impingement, and the heated surfaces of the pathway automatically evaporate water droplets using the heat already present in the steam flow, without requiring external systems.
3Object-affected harmful factors
If a cyclonic steam path is provided to centrifugally separate water droplets, then remaining water droplets are removed effectively, but the steam pathway design becomes more complex
Solution Approach 1:
The cyclonic flow path is nested within the existing steam pathway structure of the soleplate. The cyclonic chamber is integrated into the soleplate's internal geometry, allowing centrifugal separation to occur within the confines of the existing device without adding external components.
Solution Approach 2:
The steam pathway serves multiple functions simultaneously: it transports steam from the inlet to the vents, heats water droplets for evaporation through its heated surfaces, and generates centrifugal force for water droplet separation through its cyclonic geometry. This multi-functionality reduces the need for additional dedicated components.
4Object-affected harmful factors
If heater is used to maintain steam pathway above 100°C, then water droplets are evaporated into steam, but energy consumption increases
Solution Approach 1:
The heater continuously maintains the steam pathway temperature above 100°C throughout the steam flow process. This continuous heating ensures that water droplets are consistently evaporated as they traverse the pathway, preventing spitting without requiring intermittent high-energy heating cycles.
Solution Approach 2:
The steam pathway structure itself serves as the heating element, using its thermal mass and direct contact with heated steam to evaporate water droplets. This self-service approach utilizes the heat already present in the steam flow and the pathway's thermal properties, reducing the need for separate high-energy heating systems.
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
This design effectively prevents water droplets from reaching the fabric, minimizing staining and crease issues by ensuring that all water is evaporated into steam before discharge, resulting in a cleaner and more efficient ironing process.
Implementation Method 1
the first steam flow section defines an indirect flow path between the steam inlet and a second steam flow section
Implementation Method 2
Water droplets in contact with a surface of the first steam flow section may be evaporated by the heat of the surface
Implementation Method 3
Water droplets in contact with a surface of the first steam flow section may be evaporated by the heat of the surface
Implementation Method 4
By providing a cyclonic steam path, any remaining water droplets are centrifugally urged against a peripheral side wall of the second steam flow section
Implementation Method 5
The heater may be configured to maintain the steam pathway at a temperature at least above 100° C.
Data Source
AI summary
The present application relates to a steam iron head (30). The steam iron head (30) has a steam inlet (36), a steam pathway (40), and at least one steam vent through which steam is discharged from the steam iron head. The steam pathway (40) has a first steam flow section (50) and a second steam flow section (60). The first steam flow section (50) defines an indirect flow path between the steam inlet (36) and a second steam flow section (60). The second steam flow section (60) defines a cyclonic flow path between the first steam flow section (50) and the at least one steam vent. The present application also relates to a steam system iron (10) having a steam iron head (30). This invention helps remove any water droplets, for example formed by condensation, from the steam flow passing through the steam iron head from the steam inlet to the at least one steam vent.