Convertible Robotic Floor Cleaner for Auto and Manual Cleaning

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Solution Overview

Problem

Existing robotic floor cleaners are limited to automatic operation and cannot be easily converted for manual cleaning of specific areas, lacking flexibility in cleaning modes.

Innovation Solution

A robotic floor cleaner design featuring a main body with a propelling unit and control unit, a detachable daughter body with a vacuum cleaner unit, and a handle assembly that allows switching between automatic and manual operation by attaching the handle to the daughter body for independent use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If the robotic floor cleaner is designed for automatic operation only, then automation level is improved, but operational flexibility deteriorates

Engineering Contradiction:
Improveautomatic operationVSAvoidcleaning mode flexibility
Core Design Contradiction:
Extent of automationVSAdaptability or versatility

Solution Approach 1:

The system dynamically switches between automatic and manual modes through a mode switching assembly. The handle assembly can be detached from the main body, transforming the device from a fixed automatic cleaner to a manually controllable vacuum cleaner, allowing adaptive operation based on cleaning needs

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The robotic floor cleaner is designed to perform multiple functions: it can operate automatically for general cleaning and be converted to manual mode for targeted cleaning of specific areas. The same device serves both automatic navigation cleaning and manual directional cleaning purposes

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Extent of automation

If the robotic floor cleaner is designed for automatic operation only, then automation level is improved, but ease of operation for specific areas deteriorates

Engineering Contradiction:
Improveautomatic cleaning operationVSAvoidmanual cleaning capability
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The cleaner is segmented into separable components: the main body with propelling unit and the handle assembly with triggering assembly. This segmentation allows the handle to be detached and reattached, enabling transition between automatic and manual operation modes as needed

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from a static automatic operation design to a dynamic configuration where the handle assembly can be attached or detached. This dynamic reconfiguration enables users to switch between automatic navigation mode and manual control mode for spot cleaning

Inventive Principle:
Principle #15Dynamics

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

Enables flexible operation between automatic and manual modes, enhancing cleaning versatility and usability by allowing targeted cleaning of specific areas with the same device.

Implementation Method 1

a fan adapted to cause a vacuum in the wind tunnel to suck dust from the floor to the dust collector

Methodology Applied
Scientific EffectVacuum suction: Pressure Gradient

Data Source

PatentUS7568259B2Robotic floor cleaner
Publication Date: 2009.08.04 HUNAN GRAND PRO ROBOT TECH
  • US7568259B2 patent drawing
  • US7568259B2 patent drawing
  • US7568259B2 patent drawing

AI summary

A robotic floor cleaner includes a main body, which houses a propelling unit for moving the robotic floor cleaner on the floor and a control unit for controlling the operation of the propelling unit to move the robotic floor cleaner on the floor according to a predetermined steering mode, a daughter body detachably fastened to the main body and houses a vacuum cleaner unit for removing dust, and a handle assembly detachably connectable to the daughter body.