Cleaner Holder with Dual-Point Locking for Stable Vacuum Support

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Solution Overview

Problem

Existing cleaner holders struggle to stably support and charge vacuum cleaners, particularly due to protruding support pieces that are difficult to secure, leading to instability.

Innovation Solution

A cleaner holder design featuring a first body with a charging port, a second body for supporting the cleaner with an accommodation space for a battery, and a locking part that attaches to the battery housing and dust container, along with a cleaner guide for stable fixation and easy mounting.

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 of the cleaner is insufficient

Engineering Contradiction:
Improvestructure complexityVSAvoidcleaner stability
Core Design Contradiction:
Device complexityVSStability of the object's composition

Solution Approach 1:

The holder is divided into multiple functional components: a locking part that engages with the cleaner body, a fixing member that secures the cleaner in position, and a cleaner guide that directs proper insertion. This segmentation allows each component to perform its specific function, achieving stable cleaner support without excessive overall complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The locking part is rotatably connected to the first body and nests within the holder structure, while the fixing member is located on the second body. These nested arrangements allow the components to be compact yet functional, providing stable cleaner securing while maintaining a space-efficient design.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Stability of the object's composition

If a locking mechanism is added to secure the cleaner, then the stability is improved, but the ease of operation deteriorates due to complex attachment

Engineering Contradiction:
Improvecleaner stabilityVSAvoidattachment ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The locking part is designed to be rotatable rather than fixed, allowing it to dynamically adjust during the attachment process. This rotational movement enables the locking part to engage with the cleaner body through a simple twisting motion, making the attachment process intuitive and easy to operate while maintaining secure stabilization.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The locking part and fixing member are designed to automatically engage with the cleaner body and dust container respectively when the cleaner is properly inserted into the holder. The cleaner guide ensures correct positioning, allowing the components to self-align and self-secure without requiring complex manual adjustment or additional fastening steps.

Inventive Principle:
Principle #25Self-service

3Reliability

If multiple fixing components are used to secure both upper and lower sides of the cleaner, then the reliability is improved, but the device complexity increases

Engineering Contradiction:
Improvecleaner securing reliabilityVSAvoidholder structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking part serves multiple functions: it rotates to lock the cleaner body in place, provides structural support for the upper side of the cleaner, and integrates with the first body to form part of the charging assembly. The fixing member similarly serves to secure the dust container while also providing structural support. This multi-functionality reduces the need for separate dedicated components for each function.

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

Solution Approach 2:

The locking part and fixing member are integrated into a unified holder structure where the first body and second body are connected to form a complete assembly. The locking part rotates within the first body while the fixing member is positioned on the second body, creating a coordinated system where components work together rather than independently, reducing overall complexity while maintaining reliable securing of both upper and lower sides of the cleaner.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP3756521B1Cleaner holder
Publication Date: 2023.01.11 LG ELECTRONICS INC
  • EP3756521B1 patent drawingFigure 1
  • EP3756521B1 patent drawingFigure 2
  • EP3756521B1 patent drawingFigure 3

AI summary

The invention provides a cleaner holder, comprising: a first body (110) comprising a charging port (113) configured to charge a cleaner (300); a second body (130) configured to support the cleaner, wherein the second body (130) is connected to the first body (110) and comprises a battery accommodation space configured to hold a battery (302); a locking part (120) located on the first body (110) and configured to attach to a battery housing (320) of the cleaner to secure the cleaner; a fixing member (116) located on the second body (130) and configured to attach to a dust container (314) of the cleaner to secure the cleaner; and a cleaner guide (137) located on the second body (130) and configured to support the dust container (314) of the cleaner and guide movement of the cleaner during mounting of the cleaner on the cleaner holder.