Protective Shroud With Vertical Door and Buffer Mechanism

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Solution Overview

Problem

Existing protective shrouds with horizontal-moving doors face space constraints, preventing full opening and hindering operator access due to limited horizontal movement.

Innovation Solution

A protective shroud with a vertically movable door and a buffer mechanism, including connection belts and rollers, allows the door to slide up and down, enabling full opening and convenient operator access while slowing down the door's movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a protective door is moved horizontally to open or close the protective shroud, then the protective shroud can be opened, but the door cannot be fully opened due to space constraints in the horizontal direction

Engineering Contradiction:
Improveoperator accessVSAvoidopening distance
Core Design Contradiction:
Ease of operationVSLength of moving object

Solution Approach 1:

The protective door's movement direction is changed from horizontal to vertical. The door is now movable along the vertical direction between an open position and a closed position, allowing the door to fully open without horizontal space constraints while maintaining the protective function of the shroud body.

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

2Productivity

If the protective door is moved quickly to improve operation speed, then productivity increases, but the moving speed of the protective door becomes too fast affecting safety

Engineering Contradiction:
Improveoperation speedVSAvoidsafety
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

A buffer mechanism is connected between the shroud body and the protective door to slow down the moving speed of the protective door. The buffer mechanism includes a buffer rod with a buffer spring, providing cushioning force that controls and limits the door's movement speed, ensuring safety while allowing the door to be opened and closed.

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

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 allows for complete opening of the protective shroud, enhancing operator safety and accessibility by facilitating vertical movement of the door, which is slowed down by the buffer mechanism.

Implementation Method 1

a buffer mechanism connected between the shroud body and the protective door. The buffer mechanism slows down a moving speed of the protective door

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12179300B2Protective shroud and machine
Publication Date: 2024.12.31 KUNSHAN LEAGUE AUTOMECHANISM CO LTD
  • US12179300B2 patent drawing
  • US12179300B2 patent drawing
  • US12179300B2 patent drawing

AI summary

A protective shroud includes a shroud body, a protective door movably installed on the shroud body, and a buffer mechanism connected between the shroud body and the protective door. The buffer mechanism slows down a moving speed of the protective door. The protective door is moved between an open position and a closed position in a vertical direction to open or close the shroud body.