Superheated Steam Generator Disc Structure for Compact Cylindrical Design

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Solution Overview

Problem

Existing superheated-steam generator devices face difficulties in forming a cylindrical shape due to challenges in welding short non-heating pipes to steam-heating pipes, requiring complex connections and additional space.

Innovation Solution

A superheated-steam generator device with a simple steam-loop-back structure using discs with aligned through-holes and a heater with spiral fins, allowing for easy attachment and removal of heaters without separate short non-heating pipes, and utilizing a loop-back groove for steam circulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If short non-heating pipes are used to connect steam-heating pipes, then the device can be compact, but welding these short pipes becomes extremely difficult in a cylindrical configuration

Engineering Contradiction:
Improvedevice compactnessVSAvoidwelding difficulty
Core Design Contradiction:
Volume of moving objectVSEase of manufacture

Solution Approach 1:

The patent merges the steam-loop-back function and heater attachment function into a single integrated disc structure. The disc contains both through-holes for steam circulation and attachment holes for securing heaters, eliminating the need for separate short non-heating pipes and reducing the number of welding operations required in cylindrical configurations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent segments the steam-heating system into modular components (steam-heating pipes, heaters, and disc structures) that can be independently assembled. This segmentation allows for easier manufacturing and assembly, particularly in cylindrical configurations where welding is difficult.

Inventive Principle:
Principle #1Segmentation

2Reliability

If separate short non-heating pipes are used for steam loop-back, then steam circulation is achieved, but the device complexity increases and space requirements increase

Engineering Contradiction:
Improvesteam circulationVSAvoidconnection structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple functions (steam loop-back, heater attachment, and structural support) into a single disc component. This integration simplifies the overall device structure while maintaining reliable steam circulation through the through-holes provided in the disc.

Inventive Principle:
Principle #5Merging (Combining)

3Stability of the object's composition

If heaters are permanently fixed in the steam-heating pipes, then structural stability is improved, but maintenance and replacement become difficult

Engineering Contradiction:
Improveheater positioningVSAvoidheater replacement
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The patent segments the heater assembly from the main steam-heating pipe structure by providing separate attachment holes in the disc. This allows heaters to be independently removed and replaced without affecting the integrity of the steam-heating pipes or requiring complex disassembly procedures.

Inventive Principle:
Principle #1Segmentation

4Ease of manufacture

If a box-shaped configuration is used, then manufacturing is easier, but the device cannot be formed into a cylindrical shape like a drum

Engineering Contradiction:
Improvemanufacturing easeVSAvoidcylindrical form factor
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

The patent uses segmented disc structures with strategically positioned through-holes and attachment holes that can be effectively arranged in cylindrical configurations. This segmentation approach maintains manufacturing simplicity while enabling the desired cylindrical drum shape.

Inventive Principle:
Principle #1Segmentation

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 device achieves a compact cylindrical design with efficient steam heating and easy maintenance by eliminating the need for separate short non-heating pipes and reducing thermal stress on feeder cables.

Implementation Method 1

Spiral fins that have large surface areas are in contact with the steam, so that the fins effectively heat the steam.

Methodology Applied
Scientific EffectHeat transfer: Conduction (thermal)

Data Source

PatentUS9423121B2Superheated-steam generator device
Publication Date: 2016.08.23 MASDAC
  • US9423121B2 patent drawing
  • US9423121B2 patent drawing
  • US9423121B2 patent drawing

AI summary

Provided is a superheated-steam generator device, in which the steam-loop-back structure of a steam-heating pipe is simplified and heaters can be individually attached to or removed from the device. The device includes a first disc, a second disc, a third disc, a fourth disc, and a fifth disc; multiple through-holes respectively are provided to the first disc, the third disc, and the fourth disc; at least one long through-hole and one through-hole are provided to the second disc; multiple steam-heating pipes are attached to the through-holes of the third disc and to the through-holes of the fourth disc; loop-back grooves and one through-hole are provided to the fifth disc; heaters that have spiral fins are attached into the through-hole of the first disc so as to cover the through-hole of the first disc; a steam-supply pipe; and a steam-discharge pipe.