Multi-Vent Nozzle Raised Surface Design for Precise Fluid Agent Application
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Solution Overview
Problem
Current multi-vent nozzles face challenges in applying a minute amount of fluid agent over a large range due to limitations in vent pitch and fragility, leading to inadequate or excessive application, and poor bonding performance.
Innovation Solution
A multi-vent nozzle design featuring a raised surface with densely disposed vents, allowing for precise application of fluid agent without the need for cylindrical conduits, reducing fragility and enabling precise control over the application area.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If the pitch between ejecting vents is reduced to apply fluid agent over a large range, then the coverage area is improved, but the vents become more prone to breakage or deformation
Solution Approach 1:
The patent replaces the traditional cylindrical conduit structure with a flat plate structure having vents formed by removing material. This substitution eliminates the mechanical weakness of thin-walled cylinders while achieving the same fluid ejection function, thereby improving vent durability while maintaining small pitch for large coverage area
Solution Approach 2:
The patent changes the structural parameters of the vents from cylindrical conduits with wall thickness constraints to flat plate openings where only the vent width and spacing need to be controlled. This parameter change removes the critical thickness constraint that limited how closely vents could be spaced, enabling denser vent arrangements for broader coverage without compromising structural integrity
2Area of stationary object
If the amount of fluid agent applied is increased to ensure adequate coverage, then the coverage completeness is improved, but the bonding performance is degraded due to excessive fluid
Solution Approach 1:
The patent applies different vent sizes and/or fluid ejection rates to different locations on the plate, matching the local bonding requirements. Areas requiring precise bonding receive controlled, minimal fluid application through appropriately sized vents, while areas needing broader coverage use larger or more numerous vents, achieving both coverage completeness and bonding precision through localized optimization
Solution Approach 2:
The patent uses multiple vents to apply fluid agent in distributed, controlled amounts rather than one large application. This partial action approach ensures adequate coverage through multiple small applications while preventing excessive fluid accumulation at any single location, thereby maintaining bonding performance
3Loss of substance
If the pitch between ejecting vents is reduced to apply minute amount of fluid agent, then the fluid agent efficiency is improved, but the manufacturing difficulty increases due to current machining technology limitations
Solution Approach 1:
The patent replaces traditional machining methods that create cylindrical conduits with material removal techniques that form vents in a flat plate. This substitution simplifies the manufacturing process, allowing vents to be created through drilling, punching, or laser cutting rather than complex conduit fabrication, thereby reducing manufacturing difficulty while enabling small pitch for efficient fluid application
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 design allows for efficient and precise application of fluid agent over a large range, reducing waste and improving bonding performance while minimizing the risk of vent breakage or deformation.
Implementation Method 1
The fluid agent is either electrically insulating or conducting and is usually discharged from a nozzle at the tip of a syringe loaded with the fluid agent and pneumatically pressurized
Data Source
AI summary
A fluid agent applying multi-vent nozzle is capable of densely disposing ejecting vents. The multi-vent nozzle has a main body configured in a casing block, a raised surface provided at a distal end of the casing block, contoured and dimensioned corresponding to a target area to apply fluid agent to, and a plurality of ejecting vents defined in the raised surface.