Refrigerator Hot Pipe Integration for Defrost Water Evaporation
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Solution Overview
Problem
Refrigerators lack effective heat exchange between the hot pipe and the drain guide pipe, which guides defrosting water, leading to inefficient evaporation of defrosting water and the need for separate fixing members for the hot pipe.
Innovation Solution
The hot pipe is integrated within or outside the drain guide pipe, allowing for direct heat exchange between the hot pipe and the defrosting water, eliminating the need for additional fixing members by using a mounting groove and connection holes to position the drain guide pipe and hot pipes in a way that facilitates heat transfer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If the hot pipe is spaced apart from the drain guide pipe, then the hot pipe can be easily installed and maintained, but heat exchange between the hot pipe and defrosting water cannot occur efficiently
Solution Approach 1:
The hot pipe and drain guide pipe are merged into a single integrated structure where the hot pipe passes through the drain guide pipe. This combination enables direct heat exchange between the hot refrigerant in the hot pipe and the defrosting water in the drain guide pipe, significantly improving heat exchange efficiency while maintaining installation simplicity through the unified design.
Solution Approach 2:
The hot pipe is nested inside the drain guide pipe, creating a concentric arrangement where one pipe is positioned within the other. This nesting configuration maximizes the heat exchange surface area between the hot pipe and defrosting water while keeping the overall structure compact and easy to install within the refrigerator's limited space.
2Reliability
If a separate fixing member is used to secure the hot pipe, then the hot pipe can be firmly fixed, but the device complexity increases and installation becomes more difficult
Solution Approach 1:
The fixing function is merged into the drain guide pipe structure itself. The drain guide pipe is designed with an integrated fixing portion that directly secures the hot pipe without requiring separate fixing members. This integration maintains firm fixation of the hot pipe while eliminating additional components, thereby reducing device complexity and simplifying installation.
Solution Approach 2:
The drain guide pipe serves multiple functions: it guides defrosting water, provides structural support, and includes an integrated fixing portion to secure the hot pipe. This multi-functionality eliminates the need for separate fixing members, reducing the number of parts and simplifying the overall structure while maintaining reliable hot pipe fixation.
3Loss of energy
If the hot pipe is integrated with the drain guide pipe, then heat exchange efficiency improves, but manufacturing precision requirements increase
Solution Approach 1:
The hot pipe and drain guide pipe are merged into a single integrated component during manufacturing. This merging ensures precise alignment and optimal heat exchange contact between the pipes, maximizing the efficiency of defrosting water evaporation. The integrated design eliminates gaps and misalignments that would occur with separate components, thereby achieving superior heat exchange performance.
Solution Approach 2:
The nested configuration of the hot pipe within the drain guide pipe is implemented as a single manufactured unit. This approach ensures consistent spacing and optimal thermal contact between the concentric pipes, achieving high manufacturing precision for heat exchange while maintaining a compact structure that is relatively simple to manufacture as an integrated assembly.
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
This configuration enables desirable evaporation of defrosting water and enhances condensing efficiency by allowing heat transfer between the hot pipes and the defrosting water, reducing the requirement for separate fixing structures.
Implementation Method 1
the hot pipe is provided inside or outside the drain guide pipe... able to carry out a heat exchange action between a hot pipe and a drain guide pipe
Implementation Method 2
heat transfer between the hot pipes and the defrosting water
Implementation Method 3
an evaporation action of defrosting water flowing along the drain guide pipe can be carried out more desirably
Implementation Method 4
The refrigerant discharged from the compressor is at a high temperature state, whereby the hot pipe has a very high surface temperature
Data Source
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AI summary
A refrigerator is disclosed, which is able to more desirably carry out a heat exchange action between a hot pipe and a drain guide pipe, which guides defrosting water. The refrigerator comprises a cool air generating chamber and a machine chamber provided above a main body; a defrosting water tray provided inside the cool air generating chamber; a water collecting tray provided below the main body; a hot pipe connecting a compressor with a condenser through the water collecting tray, the compressor and the condenser being provided in the machine chamber; and a drain guide pipe mounted outside the main body and connected to the defrosting water tray and the water collecting tray to guide the defrosting water discharged from the defrosting water tray to the water collecting tray, wherein the hot pipe is provided inside or outside the drain guide pipe.