Battery-Powered Mixer Layout for Mobility and Wheel Stability
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Solution Overview
Problem
Conventional mixer devices are limited in mobility due to the need for a cable connection to an external power source, restricting their range of movement.
Innovation Solution
A mixer device equipped with a battery to supply power to the electric motor, allowing for independent operation and featuring a wheel-supported design with a battery positioned above the wheel to enhance stability and mobility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If a cable connection to an external power source is used, then the electric motor can be powered, but the range of movement is limited and mobility decreases
Solution Approach 1:
The power supply system is segmented into a portable battery unit separated from the mixer body. The battery can be detached and repositioned, allowing the mixer to move freely without being constrained by a fixed power source connection. This segmentation enables independent movement of the mixer while maintaining power supply capability.
Solution Approach 2:
The battery serves as an intermediary power source between the external environment and the electric motor. By using a portable battery instead of a direct cable connection to a fixed power source, the system gains mobility while still providing continuous power to the motor through the battery's electrical energy storage capability.
2Stability of the object's composition
If the battery is arranged above the wheel, then the wheel stably contacts the installation surface, but the device structure becomes more complex
Solution Approach 1:
The battery is integrated into the handle assembly rather than being a separate component. The handle structure is merged with the battery housing, combining two functional elements (handle for operation and battery for power supply) into a single unified structure. This reduces overall device complexity while achieving stable wheel contact through proper weight distribution.
Solution Approach 2:
The battery is positioned in the vertical dimension above the wheel, utilizing the vertical space in the handle assembly. This vertical arrangement allows the battery's weight to effectively load the wheel for stable contact with the installation surface, while the horizontal footprint remains compact, avoiding increased device complexity in the horizontal plane.
3Stability of the object's composition
If the center of gravity is lowered by arranging the battery below the tilt axis, then the stability of the mixer device is improved, but the available space for drum tilting is reduced
Solution Approach 1:
The battery is positioned asymmetrically within the handle assembly, specifically on the opposite side of the drum rather than centrally below it. This asymmetric placement lowers the center of gravity for stability while strategically positioning the battery mass to avoid interfering with the drum's tilting trajectory, thus preserving the necessary tilting space.
Solution Approach 2:
The battery is positioned in a specific local region of the handle assembly where it provides gravitational stability without occupying space needed for drum operation. By carefully selecting the local position of the battery mass, the design achieves center of gravity lowering for stability while maintaining adequate clearance for the drum's tilting motion.
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 device achieves improved mobility and stability by eliminating the need for a cable connection and utilizing the battery's weight to stabilize the wheels, enabling free movement and easy handling.
Implementation Method 1
a battery (8) configured to supply electric power to the electric motor
Implementation Method 2
the wheel can stably come into contact with an installation surface of the mixer device owing to the load of the battery
Data Source
AI summary
A mixer device 1 includes: a drum 3 configured to store materials to be mixed; a device body 4 configured to rotatably support the drum 3; an electric motor 6 configured to apply a rotational driving force to the drum 3; and a battery 8 configured to supply electric power to the electric motor 6, wherein a wheel 29 is attached to the device body 4, and the battery 8 is arranged above the wheel 29.