Cleaner Holder With Rotating Lock for Stable Charging Support

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Solution Overview

Problem

Existing cleaner holders struggle to stably support and charge vacuum cleaners due to their simple design, which leads to instability and difficulty in securely fixing the device.

Innovation Solution

A cleaner holder with a separate fixed member that securely fixes both the upper and lower sides of the cleaner using a locking part that rotates to couple and uncouple, providing stable support and charging functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a simple protruding support piece is used to hold the cleaner, then the device complexity is reduced, but the stability and fixing reliability deteriorate

Engineering Contradiction:
Improvestructure complexityVSAvoidcleaner fixing stability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The holder is divided into multiple functional components: a support piece for basic holding, a locking part with locking protrusions for securing, and a cleaning part for maintenance. This segmentation allows each component to perform its specific function effectively, resolving the contradiction by adding complexity only where needed for reliability while keeping other parts simple.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The locking part is designed to be rotatable relative to the support piece, transitioning between a locked position (where locking protrusions engage with locking grooves) and an unlocked position. This dynamic mechanism provides reliable fixing when needed while allowing easy removal, addressing both stability and ease of operation.

Inventive Principle:
Principle #15Dynamics

2Reliability

If a separate locking mechanism is added to fix the cleaner, then the fixing reliability is improved, but the device complexity increases

Engineering Contradiction:
Improvecleaner fixing stabilityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking mechanism is designed to be self-locking through the engagement of locking protrusions and locking grooves. Once the cleaner is inserted and the locking part is rotated to the locked position, the mechanism automatically secures itself without requiring additional fastening actions or complex control systems, achieving reliable fixing with minimal added complexity.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If a rotatable locking part is used to secure the cleaner, then the ease of operation is improved, but the device complexity increases

Engineering Contradiction:
Improvemounting and dismounting convenienceVSAvoidmechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The locking part features a curved outer surface that facilitates easy gripping and rotation by the user. This curved geometry, combined with the rotational movement, allows for intuitive one-handed operation when mounting or dismounting the cleaner, improving ease of operation while keeping the mechanical complexity relatively low through simple rotational motion.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS10405719B2Cleaner holder
Publication Date: 2019.09.10 LG ELECTRONICS INC
  • US10405719B2 patent drawing
  • US10405719B2 patent drawing
  • US10405719B2 patent drawing

AI summary

A cleaner holder includes a first body having a charging terminal to charge a cleaner; a second body connected to the first body, configured to support the cleaner and having an accommodation space in which a battery is accommodated; and a locking part rotatably connected to the first body and configured to fix the cleaner, wherein when force having predetermined magnitude is applied to the locking part in one direction, the locking part is rotated in a first direction to be coupled to the cleaner, so that the cleaner is fixed, and wherein when force having predetermined magnitude is applied to the locking part in the other direction, the locking part is rotated in a second direction opposite to the first direction to be uncoupled from the clean.