Air Intake Connector Structure for Quick Filter Removal

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Solution Overview

Problem

The complex and labor-intensive disassembly and assembly processes between turbine engines and air pre-filters or inertial separators in air intake systems, due to their large sizes and the difficulty in cleaning or replacing filter elements.

Innovation Solution

A connecting structure that includes a first connecting assembly on the turbine engine, a second connecting assembly on the air pre-filter or inertial separator, and a locking portion, allowing for easy connection and disconnection by moving the second connecting member and operating the fixing assembly relative to the locking portion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional rigid connection methods are used between turbine engine and air pre-filter, then connection stability is ensured, but disassembly and assembly become complex and labor intensive

Engineering Contradiction:
Improveease of disassembly and assemblyVSAvoidcomplexity of connecting structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The connecting structure employs a movable second connecting member that can rotate around a first predetermined axis, transitioning between connected and disconnected states. This dynamic mechanism replaces static rigid connections, enabling easy disassembly and assembly while maintaining connection stability when engaged.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connecting structure is divided into distinct functional components: a first connecting assembly on the turbine engine, a second connecting assembly on the air pre-filter with a movable second connecting member, and a separate locking portion. This segmentation allows independent operation of each component, simplifying the overall disassembly and assembly process.

Inventive Principle:
Principle #1Segmentation

2Reliability

If large-sized filter elements are used to meet clean air intake requirements, then air intake quality is improved, but maintenance and replacement become difficult

Engineering Contradiction:
Improveair intake qualityVSAvoidease of filter element replacement
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The movable second connecting member with rotation capability around a first predetermined axis enables the air pre-filter with large filter elements to be easily detached from the turbine engine. This dynamic connection mechanism makes maintenance and replacement of large filter elements straightforward, despite their size making them difficult to handle.

Inventive Principle:
Principle #15Dynamics

3Productivity

If the air intake system is designed for high air flow capacity, then turbine engine performance is improved, but the system size increases making installation complicated

Engineering Contradiction:
Improveair flow capacityVSAvoidease of installation
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The air intake system is segmented into modular components: the turbine engine, the air pre-filter assembly with large filter elements, and the connecting structure with distinct first and second connecting assemblies. This modular segmentation allows the high-capacity system to be installed by simple connection operations rather than complex integration procedures.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The dynamic connecting mechanism with movable parts that can rotate and lock into place enables quick installation of the large air pre-filter assembly. The rotation around a predetermined axis provides a simple motion pattern that reduces installation complexity despite the large size of the components.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12292067B2Turbine engine air intake system and cabin
Publication Date: 2025.05.06 YANTAI JEREH PETROLEUM EQUIP & TECH CO LTD
  • US12292067B2 patent drawing
  • US12292067B2 patent drawing
  • US12292067B2 patent drawing

AI summary

This disclosure provided is a connecting structure for connecting a first workpiece to a second workpiece. The connecting structure includes: a first connecting assembly disposed on the first workpiece; a second connecting assembly disposed on the second workpiece, wherein the second connecting assembly includes a second connecting member and a fixing assembly, the second connecting member is movably disposed, so as to connect the second connecting member and the first connecting assembly; the fixing assembly is connected with the second connecting member, and the fixing assembly is movably disposed relative to the second connecting member; and a locking portion, wherein at least part of the locking portion is disposed on the second workpiece, and the fixing assembly is connected with the locking portion.