Rotatable Vent Assembly Frost Prevention
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Solution Overview
Problem
Existing vent assemblies fail to prevent frost accumulation and animal/insect access during winter months, leading to pipe freezing, reduced airflow, and safety hazards from gas buildup.
Innovation Solution
A rotatable and adjustable vent assembly with a vent control component that fits concentrically within the riser pipe, allowing airflow regulation and featuring a mesh component to prevent animal entry, constructed from durable plastics resistant to environmental factors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a traditional vent assembly is used to vent gases, then breathable airflow is improved, but frost accumulation occurs leading to pipe freezing and reduced airflow
Solution Approach 1:
The patent utilizes the harmful cold airflow causing frost accumulation and converts it into a beneficial heating mechanism. The rotatable baffle component creates turbulence that prevents direct cold air contact with the pipe, while the accumulated cold air eventually warms the pipe surface, preventing freezing. This transforms the harmful cold air flow into a beneficial thermal regulation mechanism.
Solution Approach 2:
The patent introduces a rotatable baffle component that can dynamically adjust its position to control airflow patterns. The baffle rotates to create varying turbulence levels, dynamically adapting to different weather conditions and airflow rates to optimize both ventilation and frost prevention performance.
2Object-generated harmful factors
If airflow is increased to prevent gas buildup, then gas ventilation is improved, but frost accumulation increases leading to pipe cracking
Solution Approach 1:
The patent converts the harmful high-velocity cold airflow that causes frost accumulation into a beneficial thermal regulation mechanism. The rotatable baffle creates controlled turbulence that redistributes the cold air flow, preventing direct contact freezing while maintaining effective gas venting. The turbulence eventually allows the air to warm and deposit heat on the pipe surface.
Solution Approach 2:
The patent segments the airflow path using the rotatable baffle component, dividing the single high-velocity stream into multiple turbulent streams. This segmentation reduces the direct impact of cold air on any single point of the pipe, distributing the thermal load and preventing localized freezing while maintaining overall ventilation effectiveness.
3Ease of manufacture
If a fixed vent assembly is used, then manufacturing is simplified, but adaptability to different airflow conditions and frost prevention needs is reduced
Solution Approach 1:
The patent incorporates a rotatable baffle component that can dynamically adjust its position to adapt to different airflow conditions and frost prevention requirements. This dynamic element allows the same basic assembly to handle varying weather conditions, airflow rates, and frost accumulation patterns without requiring multiple different designs.
Solution Approach 2:
The rotatable baffle component serves multiple functions: it controls airflow direction, creates turbulence to prevent frost accumulation, and can be adjusted to optimize performance for different weather conditions. This single component provides adaptability for various operational scenarios while maintaining a relatively simple overall assembly design.
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
Effectively reduces frost accumulation, prevents pipe freezing, and ensures safe gas ventilation while maintaining airflow, reducing maintenance costs and safety risks.
Implementation Method 1
The vent assembly can regulate airflow from the riser pipe by rotating the vent control component clockwise or counter-clockwise.
Implementation Method 2
A mesh component prevents animals and insects from entering the riser pipe
Implementation Method 3
The vent control component includes a conical top designed to reduce accumulation of precipitation or snow along the top of the vent assembly.
Implementation Method 4
A rotatable and adjustable vent assembly with a vent control component that fits concentrically within the riser pipe, allowing airflow regulation and featuring a mesh component to prevent animal entry
Data Source
AI summary
A rotatable vent assembly system for areas where breathable airflow is required is disclosed herein. The rotatable vent assembly system improves airflow in any structure where breathable airflow may be a concern, including but not limited to air vacuum vaults, valve vaults, water tanks, pressure reducing valve units, or other confined structures. The rotatable vent assembly system helps reduce frost accumulation within riser pipes during winter months and improves breathable air within confined spaces. By reducing the accumulation of frost, the potential for pipe breakage is reduced, also reducing maintenance and replacement costs to municipalities and property owners for burst pipes. Rotating the vent control component at the top of a riser pipe connected to a pipe system controls the flow of breathable air by increasing or reducing airflow within the pipe system.