Video Glasses Rotating Shaft Mechanism for Quick Release

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Solution Overview

Problem

Conventional VR glasses have a cumbersome design that makes it difficult for users to quickly remove them, limiting interaction with the external world and causing discomfort due to their weight and restricted movement.

Innovation Solution

The design incorporates a rotating shaft mechanism that allows the glasses body to pivot relative to the headband body, enabling quick opening and positioning for external interaction while maintaining comfort and stability, with adjustable damping forces to secure the glasses in place.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the headband and main body are configured as an integral structure, then the structural stability is improved, but the ease of operation deteriorates because the user cannot quickly remove the glasses

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of wearing and removing
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The head-mounted display device is divided into separable components: a headband and a main body that can be quickly assembled and disassembled. The quick-release mechanism allows the main body to be detached from the headband without tools, enabling users to quickly remove the glasses when needed while maintaining structural integrity during use.

Inventive Principle:
Principle #1Segmentation

2Device complexity

If the power supply is provided from the external world, then the device complexity is reduced, but the ease of operation deteriorates due to limited movement range

Engineering Contradiction:
Improvepower supply structureVSAvoidmovement range
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The main body is designed to rotate relative to the headband body through a rotating shaft mechanism, allowing dynamic adjustment of the main body's position and angle. This rotation enables users to perform wide-range movements and adjust the display orientation according to different usage scenarios while the power supply remains connected through flexible cables or wireless transmission.

Inventive Principle:
Principle #15Dynamics

3Manufacturing precision

If the weight is concentrated on the main body, then the manufacturing precision is improved, but the ease of operation deteriorates due to poor comfort when worn

Engineering Contradiction:
Improveweight distribution precisionVSAvoidwearing comfort
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The rotating shaft mechanism incorporates a damping component that generates counteracting forces to balance the weight of the main body. This damping mechanism reduces the perceived weight and stabilizes the main body during rotation, improving wearing comfort by preventing excessive weight concentration on the user's head and face.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

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

This design enhances user experience by allowing seamless interaction with the external world without removing the glasses, improving comfort and convenience by distributing weight and allowing a range of movements.

Implementation Method 1

a rotating shaft mechanism rotatably coupling the glasses body to the headband body

Methodology Applied
Scientific EffectMechanical coupling:

Implementation Method 2

The glasses body is configured to be position limited at one of the at least one open position

Methodology Applied
Scientific EffectPosition limiting:

Data Source

PatentUS10871799B2Video glasses
Publication Date: 2020.12.22 SZ DJI TECH CO LTD
  • US10871799B2 patent drawing
  • US10871799B2 patent drawing
  • US10871799B2 patent drawing

AI summary

Video glasses include a headband body, a glasses body configured to rotate relative to the headband body to be at one of a plurality of positions including a use position and at least one open position, and a rotating shaft mechanism rotatably coupling the glasses body to the headband body. The glasses body is configured to be position limited at one of the at least one open position.