Spiral Finned Condenser Cubic Structure for Compact Heat Exchange

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Solution Overview

Problem

Existing condensers, such as water condensers and spiral finned condensers, face issues with large volume and high costs due to their dissipation area, and when scaled down, their cooling performance degrades, and the clamping mechanism can damage the fins, leading to inefficiency in heat transfer.

Innovation Solution

A spiral finned condenser with a cubic structure and a fixing bracket that clamps directly onto the condensing pipe, featuring a wavy inner and smooth outer fin design, and a clamping mechanism with adjustable slots and inclined surfaces to prevent deformation and enhance heat dissipation, reducing volume and cost while maintaining cooling efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the dissipation area is increased to enhance cooling effect, then the cooling performance is improved, but the volume and cost increase

Engineering Contradiction:
Improvecooling performanceVSAvoidvolume
Core Design Contradiction:
ProductivityVSVolume of stationary object

Solution Approach 1:

The condensing pipe is bent into a serpentine shape and then vertically arranged, nesting the pipe structure within a compact vertical space. This allows the dissipation area to be maintained while significantly reducing the horizontal volume occupied by the condenser.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The patent transitions from horizontal arrangement to vertical arrangement of the serpentine pipe, utilizing the vertical dimension to accommodate the dissipation area. This dimensional change enables high cooling performance within a compact vertical footprint.

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

2Productivity

If the dissipation area is increased to enhance cooling effect, then the cooling performance is improved, but the cost increases

Engineering Contradiction:
Improvecooling performanceVSAvoidcost
Core Design Contradiction:
ProductivityVSEase of manufacture

Solution Approach 1:

The nested serpentine structure allows efficient use of space, reducing the overall material requirements and manufacturing complexity while maintaining adequate dissipation area for cooling performance.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

By arranging the pipe vertically rather than horizontally, the patent reduces the footprint and material usage required for support structures and housing, thereby lowering manufacturing costs while preserving cooling effectiveness.

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

3Reliability

If the clamping mechanism is applied to fix the condenser, then the fixation is achieved, but the fins are damaged causing heat transfer inefficiency

Engineering Contradiction:
ImprovefixationVSAvoidheat transfer efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent introduces an intermediary protective structure between the clamping mechanism and the fins. The clamping force is applied to a protective element rather than directly to the fins, preventing fin damage while achieving secure fixation of the condenser assembly.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 design achieves a compact, cost-effective condenser with improved heat exchange efficiency, preventing fin deformation and ensuring reliable fixation without damaging the fins, thus maintaining effective heat dissipation even under external pressure.

Implementation Method 1

The fin 2 is spirally wound on a surface of the condensing pipe 1

Methodology Applied
Scientific EffectSpiral convection: Convection

Implementation Method 2

an inner side of the fin is connected to the condensing pipe and is in a wavy structure

Methodology Applied
Scientific EffectTurbulence: Turbulence

Data Source

PatentUS10746472B2Spiral finned condenser
Publication Date: 2020.08.18 CHANGZHOU CHANGZHENG HEAT EXCHANGER TECH
  • US10746472B2 patent drawing
  • US10746472B2 patent drawing
  • US10746472B2 patent drawing

AI summary

Provided is a spiral finned condenser. The spiral finned condenser includes a condensing pipe and a fin. The fin is spirally wound on a surface of the condensing pipe. The condensing pipe forms a cubie structure by a plurality of turns and bends. The condenser further includes a fixing bracket which is clamped and fixed on the condensing pipe.