Post Securing Clamp for Wire Mesh Fences

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Solution Overview

Problem

Current methods for attaching a railing to a fence are lengthy, tedious, and lack a direct solution, with existing solutions involving concrete studs or sockets that are difficult to access and not suitable for direct railing fixation.

Innovation Solution

A device with a clamp mechanism that grips and fixes around a mesh strand using actuating means, allowing rapid attachment of a post to a fence, featuring a threaded rod and nut system for closure, and optionally oriented to grip either horizontal or vertical strands.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If concrete studs are used to fix the guardrail, then the fixing is stable and secure, but the implementation process becomes long and tedious

Engineering Contradiction:
Improvefixing stabilityVSAvoidimplementation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The fixing device is segmented into distinct functional components: a base element that attaches to the guardrail post, clamp elements that independently grip the mesh strands, and actuating means. This segmentation allows each component to perform its specific function efficiently, enabling rapid installation while maintaining secure fixation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fixing device acts as an intermediary element between the guardrail post and the mesh fence. Rather than directly embedding concrete studs into the ground and connecting them to the post, this intermediate device provides a direct mechanical connection by clamping onto existing mesh strands, significantly reducing installation time while maintaining reliability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of manufacture

If sockets are used to fix the railing, then the fixing can be done directly to the grid, but the actuating means are difficult to access

Engineering Contradiction:
Improvedirect fixation capabilityVSAvoidactuating means accessibility
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

Instead of having the actuating means located inside or behind the fixing mechanism where they would be difficult to access, the actuating means (nut and threaded rod) are positioned on the outer surface of the base element. This inversion of the conventional approach allows easy access for tightening and adjustment while still achieving direct fixation to the grid.

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The actuating mechanism is designed to operate in a dimension perpendicular to the mesh plane. The threaded rod extends through the base element, and the nut can be accessed from the rear side, allowing operation in a different spatial dimension that avoids obstruction from the mesh structure.

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

3Productivity

If a clamp mechanism with threaded rod and nut is used, then the attachment is rapid and simple, but the device complexity increases

Engineering Contradiction:
Improveinstallation speedVSAvoidmechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The clamp mechanism is designed to be self-adjusting and self-locking. Once the nut is tightened on the threaded rod, the clamp automatically grips the mesh strand with sufficient force to secure the guardrail post. The design eliminates the need for additional locking mechanisms or complex adjustment procedures, achieving rapid installation without excessive complexity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The clamp elements are designed with movable jaws that can open and close around the mesh strands. The threaded rod provides a simple dynamic mechanism for actuating the clamps, allowing the installer to quickly adjust and secure the positioning without complex mechanical systems.

Inventive Principle:
Principle #15Dynamics

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

Enables simple and rapid fixation of posts to fences or grids, facilitating quick installation and secure attachment without play, suitable for various mesh orientations and configurations.

Implementation Method 1

The means for actuating the clamping pliers comprise a threaded rod fixed in the rear part of said clamp and passing through an orifice made in the part, as well as a nut positioned around the rod

Methodology Applied
Scientific EffectScrew mechanism: Screw

Data Source

PatentEP3623540B1Device for securing a post to a screen
Publication Date: 2021.04.14 SOMAIN SECURITE
  • EP3623540B1 patent drawingFigure 1~3
  • EP3623540B1 patent drawingFigure 4~6
  • EP3623540B1 patent drawingFigure 7~8

AI summary

The present invention relates to a device (1) for fixing a post (7) on a wire mesh (3), such as a post of a signpost or a guardrail (2), notable in that it comprises a part (4) including means (5) for fixing to a lower part of the post (7), and at least a first clamp (10) for clamping intended to grip and fix around a strand (11) of the wire mesh (3), said clamp (10) being subject to actuating means (12) for its closure.