Runner Apparatus Insulation Unit for Molten Metal Thermal Loss

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Solution Overview

Problem

Existing technologies fail to effectively prevent thermal loss and ensure even distribution of molten materials like ferrosilicon or ferromanganese when pouring them into molds, leading to inefficiencies in the casting process.

Innovation Solution

A runner apparatus with an insulation unit using silicate particles, a dam unit for flow adjustment, and a spread unit with a filter to prevent thermal loss and ensure even distribution by temporarily retaining and spreading the molten materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If molten materials are poured directly into molds, then the pouring process is simple and fast, but thermal loss occurs and temperature decreases

Engineering Contradiction:

Improvepouring speedVSAvoidthermal loss

Core Design Contradiction:

ProductivityVSLoss of energy

Solution Approach 1:

An insulation unit filled with silicate particles is introduced as an intermediary between the pouring source and molds. This mediator retains heat while allowing molten material to flow through, solving the contradiction between fast pouring and thermal loss prevention

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The insulation unit creates a thermal environment that protects molten materials from heat loss to the surrounding air, effectively creating a thermally inert zone that maintains temperature during transport

Inventive Principle:

Principle #39Inert atmosphere (Inert environment)

2Device complexity

If molten materials flow directly to molds, then the process is simple, but distribution is uneven and surface area is too large causing thermal loss

Engineering Contradiction:

Improveprocess simplicityVSAvoiddistribution uniformity

Core Design Contradiction:

Device complexityVSManufacturing precision

Solution Approach 1:

The spread unit distributes molten materials to multiple molds at different locations, creating localized pouring zones. This ensures each mold receives material evenly while the overall system remains relatively simple

Inventive Principle:

Principle #3Local quality

Solution Approach 2:

The pouring process is segmented into distinct functions: the insulation unit handles thermal retention, the dam unit controls flow rate, and the spread unit distributes material. This segmentation improves distribution uniformity while keeping each component simple

Inventive Principle:

Principle #1Segmentation

3Manufacturing precision

If the surface area of molten materials is increased for better distribution, then filling is improved, but thermal loss increases

Engineering Contradiction:

Improvefilling qualityVSAvoidthermal loss

Core Design Contradiction:

Manufacturing precisionVSLoss of energy

Solution Approach 1:

The insulation unit acts as a thermal mediator that allows the molten material to maintain a larger surface area for distribution while preventing heat loss to the environment, decoupling the relationship between surface area and thermal loss

Inventive Principle:

Principle #24Intermediary (Mediator)

4Productivity

If flow rate is increased for higher productivity, then output increases, but thermal loss and uneven distribution worsen

Engineering Contradiction:

Improveoutput rateVSAvoiddistribution evenness

Core Design Contradiction:

ProductivityVSManufacturing precision

Solution Approach 1:

The dam unit provides dynamic flow control, allowing the system to maintain high productivity while adjusting flow characteristics to ensure even distribution. The adjustable damper enables optimization of both speed and uniformity

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

The apparatus effectively prevents thermal loss and ensures even filling of casting molds by reducing the surface area of molten materials and adjusting their flow, thereby improving the casting process efficiency.

Implementation Method 1

an insulation unit using silicate particles... effectively prevents thermal loss

Methodology Applied

Scientific EffectThermal insulation: Thermal Insulation

Implementation Method 2

insulation unit using silicate particles... preventing thermal loss of the molten materials

Methodology Applied

Scientific EffectThermal conduction resistance: Conduction (thermal)

Data Source

PatentUS11465199B2Runner apparatus for preventing thermal loss of molten materials

Publication Date: 2022.10.11 JPS CORP

AI summary

A runner apparatus for preventing thermal loss of molten materials, wherein the runner apparatus guides the molten materials discharged from a furnace to a casting mold, including: an insulation unit providing a passage for a flow of the molten materials discharged from the furnace and lowering a thermal loss of the molten materials; a dam unit confining the insulation unit in a predetermined space thus preventing a leak and adjusting the flow of the molten materials; an outside unit forming an exterior wall covering the insulation unit; and a spread unit, disposed under the insulation unit, spreading the molten materials dropping from the dam unit and transferring the same to the casting mold.