Part-Ring Gas Guide Assembly for Low-Obstruction Pressurizers

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Solution Overview

Problem

Conventional baffle rings in gas pressurizing devices obstruct gas flow and require additional components like brackets and fasteners, leading to reduced efficiency and increased manufacturing and assembly costs.

Innovation Solution

A guide device comprising a part-ring shaped guide member with a radially extending lip that fits into a groove in the gas pressurizing device, eliminating the need for brackets and fasteners, and allowing for a smooth gas flow by being easily mountable without drilling holes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a bracket and fasteners are used to secure the baffle ring, then the baffle ring is firmly fixed in the housing, but the gas flow is obstructed and assembly time increases

Engineering Contradiction:
Improvefixing reliabilityVSAvoidassembly efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The invention extracts and eliminates the bracket and fasteners from the assembly, achieving reliable fixation of the guide member through direct integration with the housing structure, thereby removing obstacles to gas flow and simplifying the assembly process

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The guide member is merged with the housing structure through integrated grooves, combining the fixation function into the housing itself rather than using separate bracket components, which eliminates gas flow obstruction and reduces assembly complexity

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If holes are drilled in the housing and baffle ring for fasteners, then the baffle ring can be secured, but the manufacturing complexity and assembly time increase

Engineering Contradiction:
Improvefixing reliabilityVSAvoidmanufacturing simplicity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The invention removes the need for drilled holes and separate fasteners by integrating the fixation function directly into the housing structure through grooves, eliminating complex drilling operations and fastener installation steps

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The housing structure provides its own fixation mechanism through integrated grooves that directly receive and secure the guide member, eliminating the need for external fasteners and complex assembly operations

Inventive Principle:
Principle #25Self-service

3Strength

If the baffle ring is welded to the housing, then a strong connection is achieved, but more material is required and the welding process is cumbersome

Engineering Contradiction:
Improveconnection strengthVSAvoidmaterial consumption
Core Design Contradiction:
StrengthVSLoss of substance

Solution Approach 1:

The invention extracts the welding process entirely, replacing it with a mechanical interference fit through grooves that provide sufficient connection strength without requiring additional material or complex welding operations

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention replaces the thermal welding process with a mechanical fixation system using grooves and corresponding protrusions, achieving strong connection without material consumption and avoiding cumbersome welding procedures

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS20220145902A1Guide device for directing gas through a gas pressurizing device
Publication Date: 2022.05.12 ATLAS COPCO WUXI COMPRESSOR
  • US20220145902A1 patent drawing
  • US20220145902A1 patent drawing
  • US20220145902A1 patent drawing

AI summary

A guide device for directing a gas through gas pressurizing device, includes at least one part-ring shaped guide member having a pair of opposite first end and second end defining a gap therebetween, a lip extending from the guide member, and at least one groove configured in the gas pressurizing device to receive the guide member. The guide device provides a smooth passage to gas flow through a gas pressurizing device by directing gas through the gas pressurizing device, so as to improve efficiency and performance of the gas pressurizing device and eliminate need of fasteners, holes or brackets. The guide device is easy to mount in a gas pressurizing device as compared to conventional baffle ring.