Magnetic Curling Barrel Assembly With Auto-Rotating Reset
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Solution Overview
Problem
Traditional curling irons are inflexible, costly, and inconvenient due to their non-dismountable structure, and existing latch-based designs complicate assembly and disassembly, while lacking circular reciprocating rotation and automatic reset capabilities.
Innovation Solution
A curling iron with a magnetic attraction mechanism for easy assembly and disassembly of the curling barrel, combined with a driving mechanism for circular reciprocating rotation and automatic reset, utilizing a conductive slip ring structure for continuous power supply.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a latch structure is used to enable curling barrel replacement, then the curling barrel becomes replaceable, but the disassembly and assembly process becomes cumbersome and time-consuming
Solution Approach 1:
The patent replaces the traditional mechanical latch structure with a magnetic suction mechanism. The magnetic suction part on the driving part automatically attracts and holds the curling barrel without requiring manual latching operations. This substitution of mechanical fastening with magnetic attraction eliminates the need for complex latch operations, making assembly and disassembly simple and convenient while maintaining barrel replaceability.
2Device complexity
If the curling barrel is integrated with the heating rod, then the structure is simple, but the user cannot replace the curling barrel and must replace the whole curling iron
Solution Approach 1:
The patent divides the curling iron into separable components: the driving part (containing the heating rod) and the curling barrel. The magnetic suction mechanism provides a connection interface between these segments, allowing the curling barrel to be detached and replaced independently while maintaining a relatively simple overall structure. This segmentation enables barrel replacement without requiring replacement of the entire device.
3Reliability
If a latch structure is used for curling barrel attachment, then the barrel can be secured, but the operation becomes inconvenient and time-consuming
Solution Approach 1:
The patent replaces time-consuming mechanical latch operations with instantaneous magnetic attraction. When the curling barrel is brought near the driving part, the magnetic suction part automatically secures it without requiring manual manipulation. This eliminates the time needed for latch engagement and disengagement while maintaining secure attachment through magnetic force.
4Adaptability or versatility
If the curling barrel is made detachable with limited structure, then replacement is possible, but circular reciprocating rotation cannot be realized
Solution Approach 1:
The patent introduces a driving part as an intermediary component between the heating rod and the curling barrel. This driving part incorporates a motor that generates circular reciprocating rotation and transmits it to the curling barrel through magnetic coupling. The magnetic suction mechanism serves as the intermediary connection that allows power transmission while maintaining detachability, enabling the barrel to perform circular reciprocating rotation when attached.
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 quick and effortless replacement of curling barrels, enables automatic rotation and reset, enhancing user convenience and operational efficiency, and ensuring stable curling performance.
Implementation Method 1
the driving part and the curling barrel are assembled by magnetic attraction with a magnetic suction mechanism
Implementation Method 2
a heating rod, mounted on said driving part and powered by said power module
Implementation Method 3
conductive slip rings are arranged on an end face of the conductive base, and the conductive contact pins are in rotational contact with the corresponding conductive slip rings
Data Source
AI summary
A curling iron comprises a handheld part, in which is fitted with a control mainboard, a key board and a power module; a driving part is rotatably mounted on said handheld part and is driven by a driving mechanism fitted in said handheld part to perform a circular reciprocating action; and a heating rod is mounted on said driving part and is powered by said power module. The curling iron of the invention realizes disassembly and installation of the curling barrel through a magnetic attraction approach, which is easier to operate compared to the traditional latch structure, and only requires plugging and unplugging to complete installation and disassembly; it significantly improves the user's use efficiency and experience, automatically realizes forward and reverse curling and resets the curling barrel, has a high degree of operation automation, and improves the efficiency of curling hair.


