U-V Shaped Safety Barrier Posts for Hygienic Machinery
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
In the food processing industry, existing safety barriers for machinery, such as those in slaughterhouses, fail to maintain high hygiene standards due to trapped debris and bacteria in narrow connections and welds, making thorough cleaning difficult and risking contamination.
Innovation Solution
A safety barrier with U- or V-shaped posts and open hinges, designed for easy cleaning and self-draining, eliminating closed spaces and allowing for flexible angulation to accommodate machinery operations while preventing contamination.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional horizontal beams and screens are used to create safety barriers, then personnel protection is achieved, but cleaning becomes difficult due to trapped debris in narrow connections and welds
Solution Approach 1:
Instead of using traditional horizontal beams that create trapped spaces, the invention inverts the design by using vertical posts with U-shaped or V-shaped cross-sections. This inversion eliminates horizontal surfaces where debris can accumulate, making the barrier easy to clean while maintaining structural integrity and personnel protection.
Solution Approach 2:
The U-shaped and V-shaped cross-sections of the vertical posts introduce curved surfaces instead of flat horizontal surfaces. This curvature prevents debris accumulation by eliminating corners and crevices where food particles and bacteria could trap, thereby facilitating thorough cleaning while preserving the barrier's safety function.
2Strength
If rigid horizontal beams are used to provide stability, then barrier strength is improved, but hygiene standards deteriorate due to closed spaces for bacteria growth
Solution Approach 1:
The invention replaces traditional horizontal beam structures with vertical posts having U-shaped or V-shaped cross-sections. This structural inversion eliminates closed horizontal spaces where bacteria could proliferate, while the vertical orientation with open sections maintains sufficient structural strength and stability for personnel protection.
Solution Approach 2:
The U-shaped and V-shaped posts create an inherently porous or open structure that prevents the formation of closed spaces. This porosity allows cleaning agents to reach all surfaces and prevents bacteria from establishing growth environments, thereby eliminating hygiene hazards while preserving barrier functionality.
3Reliability
If screens with rod ends connected to vertical posts are used, then barrier formation is achieved, but cleaning effectiveness reduces due to trapped moisture and debris
Solution Approach 1:
Rather than using screens with rod ends that create trapped spaces between the screen and vertical posts, the invention inverts the approach by making the posts themselves have U-shaped or V-shaped cross-sections. This eliminates the gap between screen and post, preventing moisture and debris entrapment while maintaining effective barrier formation.
Solution Approach 2:
The invention merges the screen structure with the vertical posts by eliminating the gap between them. The U-shaped or V-shaped posts are designed to closely receive the screens, effectively combining these elements into an integrated structure that prevents debris accumulation and facilitates thorough cleaning.
Data Source
Figure 1~2
Figure 3
Figure 4~5
AI summary
Barrier, in particular a safety barrier for machinery, such as robots working under high hygienic requirements, for example in the fresh food industry, where said barrier comprises: - a plurality of posts (20) - a plurality of barrier panels (16,17,18), where each barrier panel is suspended between two posts - suspension means (19) where each post has a U- or V-shaped cross-section and that in the mounted position the barrier has no closed, or semi-closed spaces, and that no horizontal surfaces are present.