Welding Helmet Display Layout for Protected Peripheral Viewing
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Solution Overview
Problem
Existing welding helmets with display devices are inadequately protected from environmental contaminants and mechanical stresses, limiting their service life and obstructing the welder's view, while also failing to account for visual defects and being overly complex and costly.
Innovation Solution
The display device is positioned in the intermediate space between the glare shield device and the protective screen, with optional cut-outs in the glare shield to minimize obstruction, and is made adjustable and connectable to a control device for optimal protection and visibility, using miniaturized and cost-effective technology.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If the display device is arranged in the field of view of the welder, then the welder can read data without turning eyes away from the welding site, but the display device obstructs the view of the weld seam
Solution Approach 1:
The display device is positioned in the intermediate space between the glare shield device and the protective screen, utilizing the depth dimension of the helmet structure rather than occupying the lateral field of view. This spatial repositioning allows data to be displayed in the peripheral vision zone without blocking the central welding view.
2Ease of operation
If the display device is exposed to the external environment, then it is easy to access and adjust, but it is exposed to dust, welding fumes, mechanical stresses and other contaminants
Solution Approach 1:
The display device is nested within the protective structure of the welding helmet, specifically in the intermediate space between the glare shield device and the protective screen. This nested arrangement provides inherent protection against dust, welding fumes, and mechanical stresses while maintaining accessibility through the helmet's interface.
Solution Approach 2:
The protective screen acts as an intermediary barrier between the display device and the external contaminants. The display device is positioned behind this protective barrier, which filters out dust, welding fumes, and other harmful factors while allowing the display to remain visible and functional.
3Object-affected harmful factors
If the glare shield device is fully opaque for protection, then eye protection is maximized, but the display device cannot be viewed
Solution Approach 1:
The glare shield device has a localized transparent or translucent region specifically at the position of the display device, while the rest of the shield remains opaque for protection. This local quality change allows the display to be viewed without compromising the overall protective function of the glare shield.
Data Source
AI summary
A welding helmet includes at least one helmet shell, fixing elements, a glare shield device and at least one protective screen spaced therefrom, and at least one display device for presenting data in the field of view of a welder, the at least one display device being arranged in the edge region of the field of view in the intermediate space between the glare shield device and the protective screen. The glare shield device has at least one cut-out in the area of the at least one display device. Because there is no glare shield device in the region of the display device, the view of the display device is not impeded by the glare shield device.