Hand-Held Blender With Detachable Tools and Automatic Speed Control
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Solution Overview
Problem
Traditional hand blenders have single functions, are difficult to clean, and lack versatility in speed adjustment, as they cannot easily detach from the body and accommodate different tools with varying speed requirements.
Innovation Solution
A hand-held blender with a detachable design that includes a motor with a deceleration component and control levers for half speed and reverse operation, allowing for multiple speed settings and tool interchangeability, including an egg beater, potatoes blender, chopper, or blender, with safety switches for enhanced user safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If the stirring tool is fixedly connected to the body, then the structure is simple, but the cleaning difficulty increases and functionality is limited
Solution Approach 1:
The hand blender is divided into separate modules: the body and the stirring tool can be detached from each other. The stirring tool includes a tool body and blending components that can be separated, allowing easy cleaning of each part individually while maintaining structural simplicity when assembled.
Solution Approach 2:
The body is designed with a universal connection interface that can accommodate multiple types of stirring tools (blending attachment, whisk attachment, etc.). This allows a single body to perform multiple functions by simply changing the attached tool, enhancing versatility without increasing overall system complexity.
2Device complexity
If a single stirring tool is used, then the device is simple, but the adaptability to different functions is reduced
Solution Approach 1:
The body incorporates a standardized connection mechanism that accepts various stirring tools including blending attachments and whisk attachments. This universal interface allows users to interchange tools based on different blending needs while keeping the main body simple and unchanged.
Solution Approach 2:
The connection between the body and stirring tool is designed to be dynamically changeable - easily attachable and detachable. This dynamic interface allows the system to adapt its configuration based on the specific task at hand, transitioning between different tool configurations as needed.
3Device complexity
If only one speed output is provided, then the device is simple, but the ability to meet varied speed needs is limited
Solution Approach 1:
The transmission system incorporates a dynamic switching mechanism with control levers that can change the gear ratio in real-time based on the attached tool type. The system can dynamically select between direct drive (high speed) and decelerated drive (low speed) modes, adapting to different tool requirements without complex pre-programming.
Solution Approach 2:
The system automatically determines the appropriate speed mode based on which tool is attached and the position of control levers, eliminating the need for manual speed selection. The transmission system self-adjusts by engaging different gear paths based on the mechanical configuration, providing appropriate speed without user intervention.
4Device complexity
If the stirring tool cannot be detached, then the structure is simple, but the cleaning difficulty increases
Solution Approach 1:
The stirring tool is segmented into detachable components including the tool body and blending elements. Each component can be separated for individual cleaning, and the segmentation interfaces are designed to be simple and easy to operate, maintaining assembly simplicity while enabling easy disassembly for cleaning.
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 solution provides a multifunctional, easy-to-clean, and compact hand blender that can output different speeds based on connected tools, improving user convenience and safety through the use of a planetary gear set and control levers, enabling efficient operation with various stirring tasks.
Implementation Method 1
The deceleration component includes a planetary gear set comprising a plurality of planet wheels, a sun gear with an inner ring engaging with the outer ring of the one way bearing, and an outer ring engaging with the plurality of planet wheels of the planetary gear set
Implementation Method 2
a deceleration component coaxially arranged on the output shaft via a one way bearing and configured for outputting a lower speed than the output shaft to the low speed output connector
Data Source
AI summary
The invention discloses a hand blender with a body which can be connected with different stirring tools. The body includes a motor with an output shaft, a deceleration component and a plurality of output connectors. The speed control knob and the safety switch, starting switch which control the moving of the motor are set up of the body. The control circuit includes a half speed control lever and a reverse control lever which can be moved by the corresponding stirring tools. The hand blender can connected with different stirring tools and output different kinds of speeds. It is more convenient and safe.