Portable variable volume paint spray enclosure and air scrubber
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Solution Overview
Problem
Existing portable spray painting enclosures are inflexible in size and configuration, failing to accommodate irregularly shaped objects and lacking air scrubbing capabilities to remove hazardous particles and vapors, posing safety risks to users.
Innovation Solution
A portable, variable volume paint spray device with a configurable enclosure and integrated air scrubber system that includes a fan and filter assembly, allowing for secure air circulation and filtration, adaptable to various object sizes and configurations, and capable of being reused with minimal components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If fixed dimension and configuration spray booths are used, then manufacturing and operation are simplified, but they cannot accommodate irregularly shaped objects or vary in size
Solution Approach 1:
The enclosure is divided into multiple detachable panels that can be independently configured and re arranged to match different object shapes and sizes. Each panel can be separately assembled and disassembled, allowing the overall structure to adapt to various painting requirements while maintaining manageable complexity through modular construction.
Solution Approach 2:
The enclosure transitions from a fixed static structure to a dynamic reconfigurable system where panels can be moved, added, or removed based on the specific object being painted. This dynamic adaptability allows the same basic components to serve multiple purposes across different applications without requiring complete redesign.
2Object-affected harmful factors
If traditional exhaust fans are used, then air circulation is provided, but particulate matter and flammable vapors are not effectively removed
Solution Approach 1:
The air circulation fan and air scrubber with filtration system are combined into a single integrated air treatment unit. This merging of functions allows the system to simultaneously provide air circulation and remove hazardous particulates and vapors through filtration, reducing the need for separate systems while maintaining comprehensive air quality control.
Solution Approach 2:
The air treatment system is designed to perform multiple functions: circulating air throughout the enclosure, capturing particulate matter through filtration, and removing flammable vapors. This multi-functional approach eliminates the need for separate exhaust fans, filters, and vapor removal systems, simplifying the overall device while enhancing safety and performance.
3Productivity
If custom enclosures are built for each object, then optimal painting conditions are achieved, but time and cost increase significantly
Solution Approach 1:
Instead of discarding the enclosure after each use, the modular panels are recovered and re configured for the next painting project. The standardized components can be disassembled from one application and re assembled to match different object shapes and sizes, eliminating the need to build custom enclosures for each task and significantly reducing preparation time and material costs.
Solution Approach 2:
The enclosure system is designed as a universal platform that can accommodate multiple different object types and sizes using the same basic components. By creating one versatile enclosure system that can be re configured rather than building multiple specialized enclosures, the system improves productivity while maintaining adaptability across diverse painting applications.
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 a safe and efficient painting environment by ensuring effective removal of particles and vapors, reducing the risk of explosions and health hazards, while being cost-effective and time-efficient by allowing for reconfiguration and reuse of components.
Implementation Method 1
an air scrubber exhaust device for removing particulate matter, paint vapors and other flammable and/or explosive gases
Implementation Method 2
air circulation fan and/or an air scrubber for removing particles
Data Source
AI summary
A portable variable volume paint spray enclosure or booth includes a frame assembled from longitudinal members and detachable clamps. The clamps secure together adjacent ends of the longitudinal members. The paint spray enclosure further includes a flexible cover disposed upon the frame such that a relatively air tight enclosure having a predetermined configuration is formed. The assembled frame and flexible cover extends from grade level to a predetermined elevation to encase an object to be painted. The paint spray enclosure also includes an air flow input apparatus for allowing air flow into the enclosure, and an air extraction apparatus/air scrubber for removing air from the enclosure, such that air mixed with vaporized paint inside the enclosure is removed from the enclosure before the paint vapor and air combine to form an explosive mixture, thereby preventing an explosion and/or fire from occurring inside the enclosure, and preventing operators from being exposed to harmful fumes. The air scrubber removes the paint vapor from the air as the combination exits the enclosure, thereby allowing only “clean” air back into the atmosphere.