Cleaner Holder with Rotatable Locking Part for Stable Vacuum 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 the cleaner by engaging both the upper and lower sides using a rotatable locking part, which couples and decouples with the cleaner when force is applied, along with a charging stand that accommodates the battery and supports the cleaner body.

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 reliability of cleaner support deteriorates

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

Solution Approach 1:

The holder is divided into multiple functional components: a support body for basic holding, a rotatable locking part for securing, and a fixing member for additional stabilization. This segmentation allows each component to perform its specific function efficiently, transforming a simple unstable support into a reliable multi-stage fixing system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The locking part is designed to be rotatable rather than fixed, allowing it to dynamically transition between locked and unlocked states. This dynamic mechanism enables the holder to adapt between different operational states (cleaner insertion, securing, and removal) while maintaining high reliability during the holding phase.

Inventive Principle:
Principle #15Dynamics

2Reliability

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

Engineering Contradiction:
Improvecleaner fixation securityVSAvoidholder structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking part and fixing member are integrated into the same holder body structure, sharing common mounting points and spatial arrangement. This merging approach allows multiple fixing functions to be achieved without proportionally increasing overall structural complexity, as components work together within a unified framework.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The rotatable locking part utilizes the cleaner's own weight and insertion motion to automatically engage the locking mechanism. When the cleaner is inserted, its downward motion naturally drives the locking part into the locked position, eliminating the need for additional actuators or complex control systems while maintaining high fixation reliability.

Inventive Principle:
Principle #25Self-service

3Stability of the object's composition

If multiple fixing members are used to secure both upper and lower sides of the cleaner, then the stability is improved, but the ease of operation deteriorates

Engineering Contradiction:
Improvecleaner holding stabilityVSAvoidcleaner insertion and removal ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The rotatable locking part provides a dynamic single-action interface for the user. Instead of requiring separate operations for multiple fixing members, the user simply rotates one locking part to simultaneously engage both upper and lower fixing points, maintaining ease of operation while achieving multi-point stabilization.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The fixing members are pre-positioned in the holder structure during manufacturing, with their locking surfaces and engagement points already aligned. This preliminary arrangement ensures that when the cleaner is inserted and the locking part is rotated, all fixing actions occur automatically in the correct sequence without requiring user adjustment or complex coordination.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11399676B2Cleaner holder
Publication Date: 2022.08.02 LG ELECTRONICS INC
  • US11399676B2 patent drawing
  • US11399676B2 patent drawing
  • US11399676B2 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.