Delivery Robot Loading Box with Automated Temperature and Odor Control

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Solution Overview

Problem

Current delivery robot systems face challenges in maintaining optimal temperature and odor control within the loading box, leading to suboptimal food delivery conditions, increased load due to ice pack replacement, and odor mixing during delivery.

Innovation Solution

A delivery robot loading box state management system equipped with sensors for temperature and odor monitoring, a temperature controller for heating and cooling, a deodorizer, and a controller to manage these components, ensuring the loading box maintains a recommended temperature and removes odors, with features like UV lamps and fan operation for air circulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If thermal insulation material is used to maintain temperature, then temperature stability is improved, but the load increases due to ice pack insertion and removal

Engineering Contradiction:
Improvetemperature stabilityVSAvoidload
Core Design Contradiction:
TemperatureVSWeight of moving object

Solution Approach 1:

The loading box automatically senses its internal temperature and activates heating or cooling mechanisms as needed, eliminating the manual ice pack replacement process. The system serves itself by continuously monitoring and adjusting temperature without human intervention, thereby reducing the load associated with ice pack handling while maintaining temperature stability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical system of manually inserting and removing ice packs with an automated temperature control system that uses sensors and electronic heating/cooling mechanisms. This substitution eliminates the physical load of ice pack handling while achieving the same temperature maintenance goal.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Object-affected harmful factors

If air is blocked to prevent moisture contact, then food quality is improved, but odor accumulates inside the loading box

Engineering Contradiction:
Improvefood qualityVSAvoidodor
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The patent applies different quality characteristics to different parts of the loading box system. The food storage area maintains a sealed, controlled environment to protect food quality, while the lid or specific ventilation sections provide localized odor evacuation pathways. This allows the system to simultaneously prevent moisture contact with food while enabling odor removal through designated channels.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent extracts the odor removal function from the sealed food storage environment by providing separate ventilation channels or lid mechanisms that specifically target odor evacuation. This allows the main food storage area to remain sealed for quality protection while odor is actively removed through dedicated extraction pathways.

Inventive Principle:
Principle #2Taking out (Extraction)

3Temperature

If thermal insulation material is used, then temperature control is improved, but moisture causes packaging to become wet

Engineering Contradiction:
Improvetemperature controlVSAvoidmoisture
Core Design Contradiction:
TemperatureVSObject-affected harmful factors

Solution Approach 1:

The patent replaces passive thermal insulation with an active temperature control system that uses sensors and heating/cooling mechanisms to maintain optimal temperature. This active control prevents condensation and moisture accumulation by keeping the internal environment above dew point temperatures, thereby preventing packaging from becoming wet while maintaining temperature control.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Device complexity

If simple thermal insulation is used, then device complexity is reduced, but delivery service quality is insufficient

Engineering Contradiction:
Improvedevice complexityVSAvoiddelivery service quality
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The loading box incorporates automated sensing and control mechanisms that enable it to self-regulate temperature and odor levels without requiring complex external management. The system automatically monitors its state and activates appropriate mechanisms, providing high delivery service quality through intelligent autonomy rather than through simple passive insulation.

Inventive Principle:
Principle #25Self-service

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 system ensures food is delivered in optimal condition, maintaining high quality and improving delivery service competitiveness by effectively controlling temperature and odor within the loading box.

Implementation Method 1

a sensor capable of sensing a state inside the loading box

Methodology Applied
Scientific EffectTemperature sensing:

Implementation Method 2

drive the deodorizer when an odor sensed by the sensor is greater than or equal to a predetermined concentration

Methodology Applied
Scientific EffectOdor sensing:

Implementation Method 3

a temperature controller capable of adjusting a temperature inside the loading box

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 4

a temperature controller capable of adjusting a temperature inside the loading box

Methodology Applied
Scientific EffectCooling: Cooling

Implementation Method 5

drive the deodorizer when an odor sensed by the sensor is greater than or equal to a predetermined concentration

Methodology Applied
Scientific EffectUV irradiation:

Data Source

PatentUS12173949B2Delivery robot loading box state management system and method therefor
Publication Date: 2024.12.24 WOOWA BROS CO LTD
  • US12173949B2 patent drawing
  • US12173949B2 patent drawing
  • US12173949B2 patent drawing

AI summary

A delivery robot loading box state management system includes a loading box provided in a delivery robot such that a delivery product is loaded therein; a sensing unit capable of detecting the state of the inside of the loading box; a temperature control unit capable of adjusting the temperature inside the loading box; a deodorizing unit for removing odors inside the loading box; and a control unit for controlling the operation of at least one of the temperature control unit or the deodorizing unit according to the detection result of the sensing unit.