Rotary Control Box Structure for Wireless Reception and Heat Dissipation

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Solution Overview

Problem

Existing display devices and control boxes face challenges in wireless connectivity, antenna reception rate, and heat dissipation, particularly in the context of wireless control boxes used with display devices.

Innovation Solution

A control box design featuring a case with a rotary plate, transceiver, heat sink, and cooling fan, along with a stacked structure and insulating layers, to enhance wireless connectivity, antenna reception, and effective heat dissipation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a wireless control box is used to exchange information with the display device, then connectivity and user convenience are improved, but antenna reception rate and wireless stability deteriorate

Engineering Contradiction:
Improvewireless connectivityVSAvoidantenna reception rate
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent introduces a rotatable plate structure that allows the antenna to change its spatial orientation and position dynamically. By adding the dimension of rotational movement, the antenna can be oriented towards the display device to optimize signal reception, thereby resolving the contradiction between wireless connectivity and reception stability.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If wireless communication components are integrated in the control box, then device functionality is improved, but heat generation increases

Engineering Contradiction:
Improvewireless communication capabilityVSAvoidheat generation
Core Design Contradiction:
Adaptability or versatilityVSTemperature

Solution Approach 1:

The patent extracts the heat-generating wireless communication components (transceiver and antenna) from the main control box body and places them on a separate rotatable plate structure. This spatial separation allows for dedicated heat management of these components while maintaining their wireless communication functionality, thus resolving the contradiction between functionality and heat control.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The rotatable plate acts as an intermediary structure that carries both the antenna and heat dissipation components. It serves as a mediator between the wireless communication function and heat management requirements, allowing the antenna to be positioned for optimal signal reception while simultaneously enabling effective heat dissipation through the plate's structure and rotation capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If multiple components are integrated in the control box, then device functionality is improved, but device complexity increases

Engineering Contradiction:
Improvecomponent integrationVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the control box into distinct functional modules: a fixed base structure containing control components, and a separate rotatable plate containing the antenna and heat dissipation elements. This segmentation reduces overall structural complexity by organizing components into independent, manageable units with clear functional boundaries, while maintaining integrated functionality.

Inventive Principle:
Principle #1Segmentation

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

The solution improves wireless connectivity, antenna reception rates, and efficiently dissipates heat generated in the control box, ensuring reliable operation and user convenience.

Implementation Method 1

a heat sink

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

a cooling fan

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

a cooling fan

Methodology Applied
Scientific EffectForced convection: Forced Convection

Data Source

PatentUS11864332B2Control box and display device including the same
Publication Date: 2024.01.02 LG ELECTRONICS INC
  • US11864332B2 patent drawing
  • US11864332B2 patent drawing
  • US11864332B2 patent drawing

AI summary

Disclosed are a control box and a display device including the same. The control box includes a case providing an inner accommodation space and having an opening formed in the upper surface thereof, a first plate supported by the lower surface of the case, a second plate located on the first plate so as to be spaced apart from the first plate, a third plate located on the second plate so as to be spaced apart from the second plate, a rotary plate covering the opening in the case and rotatably mounted to the third plate, and a transceiver located inside the case and coupled to the rotary plate. The display device includes a head including a display panel, and the head exchanges information with the transceiver.