Blender Base Structure for Motor Noise and Vibration Isolation
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Loud noise and vibration from blender bases, particularly in commercial settings, are not effectively reduced by existing noise containment methods, as they often fail to address the root cause within the blender base itself.
Innovation Solution
A blender base design featuring a base frame with a motor housing isolated from the outer shell, incorporating air passages and diffusers to manage airflow and reduce noise amplification, along with gaskets to absorb vibrations, thereby minimizing noise and vibration transfer from the motor to the base and outer shell.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the motor is enclosed in a sound enclosure around the container, then the mixing noise is contained, but the motor noise and vibration are not addressed
Solution Approach 1:
The base is divided into separate functional components: an outer shell for containing mixing noise, and an isolated motor housing for containing the motor. This segmentation allows each component to address its specific noise source independently, resolving the contradiction between containing mixing noise and addressing motor noise.
Solution Approach 2:
A motor housing acts as an intermediary structure between the motor and the outer shell. This intermediate enclosure isolates the motor-generated noise and vibration from the outer shell, preventing the shell from amplifying motor noise while still allowing it to contain mixing noise.
2Temperature
If cooling air is forced through the base to cool the motor, then motor overheating is prevented, but the motor noise is amplified and carried to the exterior
Solution Approach 1:
The motor housing serves as an intermediary barrier that allows cooling air to pass through to cool the motor while simultaneously blocking the transmission of motor noise to the outer shell. The housing decouples the cooling function from the noise amplification pathway.
Solution Approach 2:
The motor noise is extracted from the overall noise transmission pathway by isolating it within the motor housing. This separates the cooling airflow (which needs to reach the motor) from the noise transmission path (which is blocked by the housing).
3Device complexity
If the motor is directly connected to the outer shell for structural support, then the base structure is simplified, but noise and vibration are transferred to the shell causing amplification
Solution Approach 1:
The base structure is segmented into an outer shell and a separate motor housing. This segmentation creates physical isolation between the motor and the outer shell, preventing vibration and noise transfer while maintaining structural integrity through the dedicated motor housing support 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
Significantly reduces the overall noise output of the blender base by isolating the motor housing from direct connections with the outer shell and base frame, effectively addressing the noise and vibration issues within the blender base.
Implementation Method 1
The motor housing is isolated from any direct connection with the outer shell to reduce or even eliminate the transfer of noise and vibration from the motor to the shell
Implementation Method 2
gaskets to absorb vibrations, thereby minimizing noise and vibration transfer from the motor to the base and outer shell
Data Source
Figure 1
Figure 2
Figure 3
AI summary
A blender base comprising: a base frame; a motor housing supported above said base frame; a pedestal supported by said motor housing and configured to receive a blender container thereon, said pedestal having a center point and comprising at least one post connected to at least one connection portion of said motor housing; an outer shell connected to said base frame and connected to said pedestal at one or more outer shell connection points; and wherein the distance between said pedestal center point and said one or more outer shell connection points is greater than the distance between said pedestal center point and said one or more motor housing connection points.