Range Hood Control Panel Mounting Plate for Easy Repair

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Solution Overview

Problem

Existing range hood control components are inconvenient to repair and replace due to being directly fixed to the glass panel, making maintenance challenging.

Innovation Solution

A control panel mechanism with mounting plates on the back of the glass panel, connected to the control component by fasteners, which are detachably attached to the housing using inserting pieces and fasteners, allowing for easy assembly and disassembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the control component is directly fixed to the glass panel, then the control component is securely mounted, but it becomes inconvenient to repair and replace the control component

Engineering Contradiction:
Improveconvenience of repair and replacementVSAvoidstructural complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The mounting structure is divided into separate components: a mounting plate that attaches to the glass panel and a front side plate that attaches to the housing. The control component is mounted on the mounting plate, which can be detached as a unit from the housing, enabling easy repair and replacement without damaging the glass panel.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting plate serves as an intermediary component between the control component and the housing. It provides a removable interface that allows the control component to be securely mounted during operation but easily detached for maintenance, resolving the contradiction between secure mounting and ease of repair.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If the control component is directly fixed to the glass panel, then the mounting structure is simple, but it causes damage to the glass panel during transportation or operating vibration

Engineering Contradiction:
Improvedamage to glass panelVSAvoidconvenience of repair and replacement
Core Design Contradiction:
Object-affected harmful factorsVSEase of repair

Solution Approach 1:

The mounting structure is segmented into a mounting plate attached to the glass panel and a front side plate attached to the housing. Filler strips are placed between the mounting plate and housing to provide cushioning. This segmentation allows the control component to be removed as a unit for easy repair while the filler strips protect the glass panel from damage during transportation and operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Filler strips are pre-installed between the mounting plate and the housing to provide cushioning protection before any damage can occur. This beforehand cushioning prevents damage to the glass panel during transportation or operating vibration while still allowing easy removal of the control component for repair.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Ease of manufacture

If the control component is directly fixed to the glass panel, then the assembly process is simple, but it makes the appearance less elegant due to visible mounting positions

Engineering Contradiction:
Improvesimplicity of assemblyVSAvoidappearance elegance
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

The mounting plate acts as an intermediary that provides hidden mounting positions. The second fasteners attach the front side plate to the housing at locations not visible from the front, while the mounting plate itself is attached to the glass panel with visible first fasteners. This intermediary structure achieves both simple assembly and elegant appearance by hiding mounting positions from view.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11821632B2Control panel mechanism of a range hood
Publication Date: 2023.11.21 NINGBO FOTILE KITCHEN WARE CO LTD
  • US11821632B2 patent drawing
  • US11821632B2 patent drawing
  • US11821632B2 patent drawing

AI summary

The present invention discloses a control panel mechanism of a range hood. The control panel mechanism comprises a glass panel (1) and a control component (2), a plurality of mounting plates (4) each having two ends are disposed on the back of the glass panel (1), one end of each mounting plate (4) is connected to the control component (2) by a plurality of first fasteners (6); the mounting plates (4) are detachably connected to a front side plate (31) of a housing (2) of the range hood, and the mounting plates (4) is attached to a top plate (32) of the housing (2) by a second fastener (7). So that it is very convenient to assemble and disassemble the control component.