Directional Airflow Apparatus for Paint Booth Drying

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Solution Overview

Problem

Current paint booth systems face limitations in accelerating the drying process due to retained air and water vapor around painted objects, requiring multiple nozzles and vents, which increase costs and maintenance, and do not effectively address slow drying times across all surface areas.

Innovation Solution

The implementation of an airflow apparatus with a motor-driven intake housing and hollow extension featuring slits and diffusers to create accelerated directional airflow, eliminating the need for multiple vents and nozzles, and enhancing airflow efficiency by increasing air pressure and velocity through slits and diffusers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple nozzles and vents are used to accelerate airflow, then drying speed is improved, but device complexity and cost increase

Engineering Contradiction:
Improvedrying speedVSAvoidnumber of nozzles and vents
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines multiple airflow functions into a single integrated apparatus. The device uses one motor to drive airflow through multiple slits positioned at different angles, eliminating the need for multiple separate nozzles and vents while achieving comprehensive air circulation and drying across all surface areas of the painted object.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single airflow apparatus performs multiple functions: it creates downdraft airflow, crossdraft airflow, and angled airflow patterns simultaneously. The device can dry all surface areas of painted objects including top, bottom, sides, and corners, replacing what would traditionally require multiple specialized nozzles and ventilation systems.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Object-generated harmful factors

If traditional downdraft airflow is used, then ventilation is achieved, but boundary air and water vapor remain around the object

Engineering Contradiction:
Improvewater vapor retentionVSAvoiddrying efficiency
Core Design Contradiction:
Object-generated harmful factorsVSProductivity

Solution Approach 1:

The patent creates different airflow patterns at different locations around the painted object. Slits positioned at various angles generate localized downdraft, crossdraft, and angled airflow that specifically targets boundary air and water vapor accumulation zones. This localized airflow variation effectively removes trapped moisture from all surface areas including corners and crevices.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The invention adds angular airflow components to the traditional vertical downdraft pattern. By introducing slits that create crossdraft and angled airflow, the system moves air removal from a single-dimensional vertical flow to a multi-dimensional airflow pattern that effectively reaches and eliminates boundary air and water vapor from all orientations around the object.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Loss of time

If air velocity is increased to accelerate drying, then drying time is reduced, but energy consumption increases

Engineering Contradiction:
Improvedrying timeVSAvoidmotor energy consumption
Core Design Contradiction:
Loss of timeVSUse of energy by moving object

Solution Approach 1:

The motor's airflow is segmented and directed through multiple slits positioned at different angles and locations. This segmentation distributes the airflow energy efficiently across multiple directions, creating effective drying patterns without requiring excessive motor power. Each slit contributes to specific airflow patterns that collectively achieve comprehensive drying.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The single motor operates continuously to maintain steady airflow through all slits simultaneously. This continuous operation creates consistent downdraft, crossdraft, and angled airflow patterns that continuously remove boundary air and water vapor, achieving effective drying without the need for intermittent high-power bursts that would increase energy consumption.

Inventive Principle:
Principle #20Continuity of useful action

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 solution accelerates the drying process by eliminating boundary air and water vapor, reducing drying time, and improving airflow coverage without the need for additional infrastructure, thus increasing production capacity and reducing operational costs.

Implementation Method 1

enhancing airflow efficiency by increasing air pressure and velocity through slits and diffusers

Methodology Applied
Scientific EffectPressure gradient: Pressure Gradient

Implementation Method 2

airflow apparatus with a motor-driven intake housing and hollow extension featuring slits and diffusers

Methodology Applied
Scientific EffectDiffusion: Diffusion

Data Source

PatentUS11077459B2Directional air apparatuses, system, and methods of using the same
Publication Date: 2021.08.03 GLOBAL FINISHING SOLUTIONS LLC
  • US11077459B2 patent drawing
  • US11077459B2 patent drawing
  • US11077459B2 patent drawing

AI summary

The present invention relates to accelerated directional airflows for use in, preferably, paint booths. Specifically, the present invention relates to apparatuses, systems, and methods of using the same that create an accelerated directional airflow while eliminating the requirement of having multiple vents, nozzles, hoses, and the like. Even more specifically, the present invention controls airflow more efficiently, requires fewer parts, and costs less to use and maintain. Specifically, the accelerated directional airflows are useful in paint booths for drying painted parts and for ventilation.