Manifold Gate Mechanism for Self-Cleaning Fluid Delivery
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Solution Overview
Problem
Material applicators face issues with mixing fluids hardening in manifolds or nozzles, requiring time-consuming and potentially damaging clearance methods, and are often discarded after limited use due to fluid flow restrictions from straight channel designs.
Innovation Solution
A material applicator manifold with a gate mechanism that allows for easy switching between substance delivery and flushing positions, using pressurized air to clear hardened fluids and enabling curved channel designs for improved flow, along with valves and an extension arm for user convenience.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a drill bit or rod is inserted to clear hardened fluids, then the hardened fluids are removed, but the manifold or nozzle can be damaged and the process is time-consuming
Solution Approach 1:
The manifold performs self-cleaning by using its own fluid pressure system to flush hardened materials through dedicated drain ports, eliminating the need for external manual clearing operations that risk damage and consume time
Solution Approach 2:
The manifold includes preliminary flushing paths and drain ports designed to prevent hardened fluid accumulation before it causes blockages, allowing proactive clearing before manual intervention is needed
2Ease of manufacture
If straight channel sections are used in the manifold, then the manifold can be manufactured with abrupt turns, but the flow of mixing fluids is reduced
Solution Approach 1:
The manifold incorporates curved channels with gradual transitions instead of abrupt turns, improving fluid flow dynamics while maintaining manufacturability through standard routing practices
3Ease of operation
If the manifold is discarded after single or few uses, then replacement is simple, but resource waste increases
Solution Approach 1:
The self-flushing capability extends manifold lifespan by preventing material buildup and degradation, allowing repeated use without manual clearing or replacement, thereby reducing waste
Solution Approach 2:
The design enables the manifold to be reset and reused multiple times through automated flushing, recovering the component's functionality rather than discarding it after single use
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
Simplifies the clearance of hardened fluids, extends the manifold's lifespan, and enhances fluid delivery performance by preventing mixing and hardening, allowing for smoother channel curves and reduced waste.
Implementation Method 1
The gate is positioned in the gate cavity and switches between flow of the first and second substances and flow of the flushing fluid through the outlet channels. The gate may be configured to pivot or shift in relation to the primary body.
Implementation Method 2
The third inlet channel receives pressurized air, gas, or other fluid and also passes into the gate cavity. This simplifies the clearance of hardened fluids
Implementation Method 3
The extension arm extends from the manifold and includes a hand grip and a forearm rest. The forearm rest balances the weight of the manifold against a user's forearm.
Data Source
AI summary
A material applicator comprising a manifold including a primary body and a gate. The primary body includes a first inlet channel, first inlet connecting geometry, a second inlet channel, second inlet connecting geometry, a third inlet channel, third inlet connecting geometry, a first outlet channel, a second outlet channel, outlet connecting geometry, and a gate cavity. The gate is positioned in the cavity and includes a number of through-channels. The gate is configured to shift between a substance delivery position and a flushing position.