Aquarium Filter Valve Assembly for Flow and Vibration Control
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Solution Overview
Problem
Existing aquarium filtration systems often face challenges in controlling water flow effectively and integrating vibration and noise reduction, with components being difficult to operate and not always part of the filter device.
Innovation Solution
A filter arrangement that includes a housing assembly, pump assembly, transfer tube assembly, and valve assembly, where the transfer tube assembly is formed from bonded tube halves with a rotatable valve body and operator, and dampening structures are used to reduce vibration and noise transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a control valve is added to the filter device, then water flow control capability is improved, but device complexity increases
Solution Approach 1:
The valve assembly is integrated into the filter device housing, combining the valve mechanism with the existing filter structure. The valve body is positioned within the housing and the operator extends through the housing wall, merging multiple functions (filtration and flow control) into a single integrated device rather than separate components
Solution Approach 2:
The filter device housing serves multiple functions: it contains the filter medium, houses the valve mechanism, provides structural support, and allows user interaction through the operator. This multi-functionality reduces the need for separate control devices while maintaining ease of operation
2Ease of operation
If the valve operator extends through the housing wall, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The valve operator is extracted from the internal valve mechanism and extended through the housing wall to the external environment. This allows users to operate the valve without disassembling or accessing the internal components of the filter device, significantly improving ease of operation while the operator itself remains a relatively simple structural element
3Object-affected harmful factors
If dampening structures are added to reduce vibration and noise, then harmful factors are reduced, but device complexity increases
Solution Approach 1:
The dampening structures convert the harmful vibrations and noises generated by the pump into absorbed energy through viscoelastic materials. The pump housing and/or mounting structures incorporate materials or designs that dissipate vibrational energy, transforming the harmful mechanical vibrations into heat energy that is safely dissipated
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 effective control over water flow and significantly reduces vibration and noise, enhancing the operational efficiency and user experience of aquarium filtration systems.
Implementation Method 1
a seal member mounted to the valve operator, wherein the seal member forms a seal between the valve operator and a tube structure of the transfer tube assembly
Implementation Method 2
dampening structures are used to reduce vibration and noise transmission
Data Source
AI summary
A filter arrangement for an aquarium is disclosed. The filter arrangement can include a housing assembly, a pump assembly, a transfer tube assembly, and a valve assembly for controlling water flow through the transfer tube assembly. The transfer tube assembly can include a tube structure within which a valve body of the valve assembly is rotatably disposed. The tube structure can be formed from a first tube half mated to a second tube half to permanently secure the valve body within the tube structure. A valve operator can be connected to the valve body to advantageously allow a user to manipulate the flow of water through the transfer tube assembly. Control of water flow through the filter arrangement is beneficial for obtaining a desired water flow for a certain aquarium size and application and for reducing flow during certain periods, such as during feeding.


