Embedded Regulator for Pneumatic Nailer Air Tank
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Solution Overview
Problem
Conventional pneumatic nailers experience pressure drops due to long hoses, leading to inconsistent fastener driving and increased manual effort, with tools becoming heavy and cumbersome, and the pressure regulator being prone to damage and adjustment issues.
Innovation Solution
A pneumatic nailer system with a supplemental air tank and an embedded pressure regulator, where the regulator is fluidly connected to both the compressor and the air tank, providing consistent air pressure and protection from damage and unwanted adjustments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the compressor is located outside the residence to reduce noise, then noise reduction is achieved, but pressure drop occurs over the long hose length
Solution Approach 1:
A supplemental air tank is introduced as an intermediary component between the remote compressor and the nailer. The tank stores compressed air and delivers it to the tool, acting as a buffer that compensates for pressure losses in the long hose while allowing the compressor to remain remotely located for noise reduction
Solution Approach 2:
The supplemental air tank pre-stores compressed air in advance before it is needed by the nailer. This preliminary storage of pressurized air ensures that sufficient pressure is available at the tool regardless of the long hose distance from the compressor
2Stress or pressure
If extra compressed air storage volume is provided in the tool housing, then pressure consistency is improved, but tool weight and size increase
Solution Approach 1:
The air storage system is segmented into two separate components: the main compressor tank and a smaller supplemental air tank. This division allows the bulk of the air storage to be located remotely at the compressor, while only a small buffer tank is needed at the tool, significantly reducing tool weight while maintaining pressure consistency
Solution Approach 2:
The air storage function is relocated from the tool dimension to the compressor dimension, with only a minimal buffer provided at the tool. This spatial redistribution moves the heavy storage capacity away from the handheld tool, solving the weight contradiction
3Ease of operation
If the pressure regulator is mounted externally on the air tank, then accessibility for adjustment is improved, but vulnerability to damage increases
Solution Approach 1:
The pressure regulator is nested within the air tank housing, with only the adjustment mechanism protruding slightly. This nested configuration protects the regulator body from damage while maintaining accessibility for adjustments through the exposed control interface
Solution Approach 2:
Only the specific portion of the regulator that requires adjustment is made accessible, while the rest of the regulator body is protected within the tank. This selective accessibility maintains ease of operation for necessary adjustments while protecting the vulnerable components
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 system maintains consistent fastener driving power, reduces tool weight, and protects the regulator from damage, ensuring reliable operation and reduced manual effort.
Implementation Method 1
a regulator in fluid communication with the compressor and mounted to the supplemental air tank to be substantially embedded in an internal storage cavity of the air tank
Data Source
AI summary
A pneumatic power system utilizing compressed air provided by a compressor is provided, including a supplemental air tank having an inlet port and defining an internal cavity, an embedding piece engaged in the inlet port, a regulator is connected to the embedding piece for fluid connection to the compressor, and the regulator being substantially enclosed within the cavity.