Vacuum Cleaner Side-Wheel Access for Compact Filter Maintenance
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Solution Overview
Problem
Existing surface cleaning apparatuses, such as vacuum cleaners, face challenges in compact design and user accessibility for maintenance and component replacement, as they often require disassembly for accessing internal components like filters and the cyclone bin assembly.
Innovation Solution
The design incorporates removable side wheels that double as access points to compartments housing operational components and airflow paths, allowing users to inspect, clean, or replace parts without full disassembly, with transparent seal plates for visual inspection and stabilizer wheels for stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If components are housed inside the main body for compact design, then device compactness is improved, but user accessibility for maintenance deteriorates
Solution Approach 1:
The main body is divided into multiple compartments (first compartment for pre-motor filters, second compartment for post-motor filters, third compartment for cyclone bin assembly) that can be independently accessed. Each compartment has its own access mechanism, allowing users to reach specific components without disassembling the entire device, thus maintaining compactness while improving accessibility.
Solution Approach 2:
Components are nested within the main body structure - filters are positioned in compartments within the housing, and the cyclone bin assembly is nested in a dedicated compartment. This nested arrangement achieves compact integration while maintaining access pathways to each component through strategically placed openings and removable panels.
2Volume of moving object
If filters are positioned inside compartments, then device compactness is improved, but ease of filter inspection and cleaning deteriorates
Solution Approach 1:
The first and second compartments are configured with access openings and removable panels that allow users to access filters before they become excessively dirty or clogged. This preliminary access capability enables routine inspection and cleaning maintenance, preventing performance degradation and extending filter life.
Solution Approach 2:
The compartment structure acts as an intermediary between the internal filter components and the external user environment. The compartments provide protected access pathways with removable panels and openings, serving as a mediator that allows filter maintenance while maintaining the structural integrity and compactness of the overall device.
3Ease of operation
If the cyclone bin assembly is removably mounted, then ease of assembly and disassembly is improved, but structural stability deteriorates
Solution Approach 1:
The cyclone bin assembly is designed with dynamic mounting characteristics - securely fixed during operation to maintain structural stability, but easily removable when maintenance is needed. The mounting mechanism transitions between a stable locked state during use and an easily released state for assembly/disassembly, accommodating both stability and ease of operation requirements.
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 configuration enables a more compact and user-friendly surface cleaning apparatus with improved accessibility for maintenance, enhanced protection of the cyclone bin assembly, and easier inspection of pre-motor filters, while maintaining operational efficiency.
Implementation Method 1
Air is drawn into the vacuum cleaners through a dirty air inlet and conveyed to a cyclone inlet. The rotation of the air in the cyclone results in some of the particulate matter in the airflow stream being disentrained from the airflow stream.
Implementation Method 2
The rotation of the air in the cyclone results in some of the particulate matter in the airflow stream being disentrained from the airflow stream.
Implementation Method 3
Preferably one or more-pre-motor filters are positioned in the compartment, between the sidewall and its corresponding side wheel.
Data Source
AI summary
A surface cleaning apparatus comprises an air flow path extending from a dirty air inlet to a clean air outlet. The surface cleaning apparatus comprises a main body comprising a front end, a rear end, first and second opposed sidewalls, and a suction motor provided in the air flow path. At least one of the first and second opposed sidewalls may have a compartment that houses an operating component of the surface cleaning apparatus or a portion of the air flow path. A cyclone bin assembly may be provided in the air flow path. The cyclone bin assembly may have opposed end walls.