Modular Duct Connector for Ventilator Multi-Orientation Installation

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Solution Overview

Problem

Current ventilator designs require multiple housing models with different inlet and outlet port configurations for vertical and horizontal ducting, leading to increased product variability and installation complexity.

Innovation Solution

A modular duct connector system that can be configured to connect to a ventilator housing in multiple orientations, allowing for adjustable placement of inlet and outlet ducts without altering the housing configuration, using a body with perpendicular walls and through holes, along with a sealing groove and fasteners for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple housing models with different port configurations are used to accommodate vertical and horizontal ducting, then adaptability to different installation orientations is improved, but device complexity and product variability increase

Engineering Contradiction:
Improveadaptability to different duct orientationsVSAvoidproduct variability
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The housing is designed with universal port locations that can accommodate both vertical and horizontal ducting configurations. The ports are positioned at corners of the housing, allowing the same housing model to serve multiple installation orientations through the adjustable duct connector assembly rather than requiring different housing models for different applications.

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

Solution Approach 2:

The duct connection system is segmented into a modular duct connector assembly that can be independently adjusted and configured. This separates the fixed housing structure from the adjustable connection components, allowing the duct orientations to be changed by reconfiguring the connector assembly rather than changing the entire housing unit.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple housing models with different port configurations are used, then various duct orientations are accommodated, but installation complexity increases

Engineering Contradiction:
Improveduct orientation accommodationVSAvoidinstallation complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The duct connector assembly incorporates adjustable and movable components that allow installers to reconfigure the duct connections in the field. The connector can be positioned at different orientations and secured in various configurations, providing dynamic adaptability during installation without requiring pre-configured housing models for each orientation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The housing is pre-configured with openings at corner locations that are positioned to accommodate multiple duct orientations. This preliminary positioning of openings allows the adjustable duct connector assembly to be easily installed and configured in various orientations without requiring complex installation procedures or multiple different housing models.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20230272940A1Adjustable port for recovery ventilator
Publication Date: 2023.08.31 CARRIER CORP
  • US20230272940A1 patent drawing
  • US20230272940A1 patent drawing
  • US20230272940A1 patent drawing

AI summary

A ventilator includes a housing having at least one opening formed therein. The housing has a plurality of sides including a first side and a second side and a modular duct connector having a through hole for connection with a duct. The modular duct connector is connectable to the at least one opening of the housing in at least a first configuration and a second configuration. In the first configuration, the through hole is arranged at the first side of the housing and in the second configuration, the through hole is arranged at the second side of the housing.