Cordless liquid heating device

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Solution Overview

Problem

The existing cordless liquid heating devices have an integrated structure for electric and signal connections, making maintenance costly and inefficient as the entire device needs to be replaced when either connection fails.

Innovation Solution

The cordless liquid heating device separates the transmission paths for electric energy and temperature signals, allowing for independent maintenance of components, with separate cordless electric and signal connectors that enable secure and reliable operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the cordless electric connection part and the cordless signal connection part have an integrated structure, then the device structure is compact and simple, but when one part goes wrong the whole structure must be replaced resulting in high maintenance cost

Engineering Contradiction:
Improveconnection structureVSAvoidmaintenance cost
Core Design Contradiction:
Device complexityVSEase of repair

Solution Approach 1:

The patent divides the integrated connection structure into separate functional modules: the cordless electric connection part (power transmission) and the cordless signal connection part (signal transmission). These segmented parts can be independently maintained or replaced, resolving the contradiction by allowing compact design while enabling selective repair of only the faulty component rather than replacing the entire structure.

Inventive Principle:
Principle #1Segmentation

2Device complexity

If the cordless electric connection part and the cordless signal connection part have an integrated structure, then the device structure is compact and simple, but when one part goes wrong the whole structure must be replaced resulting in inconvenient maintenance

Engineering Contradiction:
Improveconnection structureVSAvoidmaintenance convenience
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

By segmenting the connection structure into electric and signal parts, the patent enables independent access and maintenance of each component. The electric connection part can be serviced separately from the signal connection part, improving maintenance convenience while preserving the overall compact structure through modular design.

Inventive Principle:
Principle #1Segmentation

3Ease of repair

If the transmission path of electric energy and the transmission path of signal are separated, then maintenance is facilitated and cost is reduced, but the device structure becomes more complex

Engineering Contradiction:
Improvemaintenance facilitationVSAvoidconnection structure
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The patent applies segmentation by creating separate transmission paths for electric energy and signals, but implements them as integrated modular components that maintain a compact overall structure. This resolves the contradiction by enabling easy maintenance of individual paths while avoiding excessive structural complexity through unified modular design.

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

This separation facilitates easier maintenance and reduces costs by allowing only the faulty component to be replaced, improving the operational reliability and cost-effectiveness of the device.

Implementation Method 1

a cordless electric connector, the cordless electric connector achieving an electric connection when the implement part is placed on the base part

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

an electric heater configured to heat the liquid

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 3

a temperature measuring device, the temperature measuring device measuring a temperature in the liquid

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS10578338B2Cordless liquid heating device
Publication Date: 2020.03.03 GUANGDONG MIDEA CONSUMER ELECTRICS MFG CO LTD
  • US10578338B2 patent drawing
  • US10578338B2 patent drawing
  • US10578338B2 patent drawing

AI summary

A cordless liquid heating device (1000) is provided and includes an implement part (100) and a base part (200). The implement part (100) includes a liquid heating container and a temperature measuring device (110); the base part (200) is configured to supply electric energy to the implement part (100) through a cordless electric connector, the cordless electric connector achieves an electric connection when the implement part (100) is placed on the base part (200); the base part (200) includes an electronic control device configured to control an electric heater and a signal electric connection configured to transmit a temperature measured by the temperature measuring device (110) to the electronic control device in the base part (200); the signal electric connection and the cordless electric connector are separate components. The cordless liquid heating device (1000) facilitates maintenance thereof.