Quenching Agent Delivery Apparatus for Hollow Component Cooling

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Solution Overview

Problem

Existing quenching systems often fail to ensure uniform cooling of hollow components, as the quenching agent may not effectively contact the inner surfaces, leading to uneven heat treatment and potential defects.

Innovation Solution

A quenching agent delivery apparatus with a deflector and dual outlets, allowing the agent to flow at different angles and proportions to ensure comprehensive internal surface contact, connected to a pump and conduit system for efficient quenching agent distribution within a quenching tank.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a component is submerged in a quenching tank with quenching agent, then the outer surface of the component is quenched, but the inner surface of hollow components does not receive sufficient quenching agent contact

Engineering Contradiction:
Improveuniformity of quenchingVSAvoidquenching agent distribution
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The quenching agent delivery system is segmented into multiple outlets (first outlet and second outlet) positioned at different locations and angles within the hollow component. This segmentation allows the quenching agent to be delivered to different surfaces (inner and outer) simultaneously, ensuring uniform quenching across all surfaces of the component.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A delivery apparatus acts as an intermediary between the quenching tank and the hollow component. This apparatus includes conduits, outlets, and deflectors that mediate the distribution of quenching agent, directing it to both inner and outer surfaces of the component to achieve uniform cooling.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If the quenching agent flows only in one direction, then the delivery system is simple, but the coverage of inner surfaces is insufficient

Engineering Contradiction:
Improvesurface coverage uniformityVSAvoiddelivery apparatus structure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The quenching agent delivery system transitions from single-direction flow to multi-directional flow by incorporating outlets oriented at different angles (e.g., 45 degrees relative to each other). This dimensional change in flow direction enables comprehensive coverage of inner surfaces that would be inaccessible from a single direction.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The delivery apparatus incorporates movable or adjustable components such as deflectors that can redirect the flow of quenching agent dynamically. This allows the system to adapt the flow pattern to optimize coverage of different inner surfaces, transforming a static single-direction system into a dynamic multi-directional system.

Inventive Principle:
Principle #15Dynamics

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

Ensures balanced heat transfer to both internal and external surfaces of components, preventing uneven quenching and enhancing the effectiveness of the quenching process by maintaining consistent pressure and flow rates.

Implementation Method 1

the quenching agent comes into contact with the inner surface

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

pumping the quenching agent through the conduit and delivery apparatus into the component

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS10316378B2Apparatus for quenching
Publication Date: 2019.06.11 SAFRAN LANDING SYST CANADA INC
  • US10316378B2 patent drawing
  • US10316378B2 patent drawing
  • US10316378B2 patent drawing

AI summary

A quenching agent delivery apparatus is provided for delivering a quenching agent to a component to be quenched. The delivery apparatus comprises an inlet through which the quenching agent is configured to be delivered into the apparatus, a first outlet configured to deliver quenching agent in a first direction to an inner surface of the component, and a second outlet configured to deliver quenching agent in a second direction to an inner surface of the component.