Frame Formwork Anchor Guide for Sealed Rod Positioning

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Solution Overview

Problem

Existing frame formwork elements suffer from inadequate guidance and sealing of anchor rods, leading to concrete leakage and inflexibility in accommodating different pressure requirements and concrete patterns.

Innovation Solution

A guide device with a conical guide part and securing region is inserted into the through-gap between transverse braces, allowing flexible positioning and defined guidance of anchor rods, enhancing sealing and stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If anchor rods are passed through the through-gap between transverse braces, then anchor rods can be positioned flexibly, but the guidance of anchor rods is insufficient and sealing is inadequate leading to concrete leakage

Engineering Contradiction:
Improveflexibility in anchor rod positioningVSAvoidguidance and sealing of anchor rods
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

A guide device is introduced as an intermediary component between the transverse braces and the anchor rod. This guide device includes a guide part that provides defined guidance for the anchor rod and a sealing part that prevents concrete leakage, thereby resolving the contradiction between flexibility and reliability.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The solution segments the functions by separating the guidance function and sealing function into distinct components (guide device) that can be independently optimized while maintaining flexibility in anchor rod positioning through the through-gap.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If transverse bracings are fixed between frame longitudinal parts with through-gap for anchor rods, then anchor rods can pass through to brace frame formwork elements, but guidance and sealing are insufficient

Engineering Contradiction:
Improvepassing anchor rods through frame formwork elementsVSAvoidguidance and sealing performance
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The guide device acts as an intermediary component installed in the through-gap of the transverse bracing. It provides both guidance for the anchor rod and sealing to prevent concrete leakage, thereby maintaining ease of operation while improving reliability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If conventional transverse bracing is used without guide device, then structure is simpler, but anchor rod guidance is insufficient and concrete can leak

Engineering Contradiction:
Improvesimplicity of transverse bracing structureVSAvoidsealing and guidance of anchor rods
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The guide device is designed as a separate, modular component that can be attached to the simple transverse bracing structure. This segmentation maintains the simplicity of the overall structure while adding the necessary guidance and sealing functions through a dedicated component.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12516531B2Frame formwork element
Publication Date: 2026.01.06 PERI GMBH
  • US12516531B2 patent drawing
  • US12516531B2 patent drawing
  • US12516531B2 patent drawing

AI summary

A frame formwork element with a frame and a formwork shell which can be attached to the frame. The frame has at least two frame longitudinal parts and at least two frame transverse parts. At least one transverse bracing is fixed between the frame longitudinal parts, said transverse bracing having two transverse braces which run parallel to each other in a mutually spaced manner and between which a through-gap is formed for passing through anchor rods. At least one guide device for forming an anchor point can be inserted into the through-gap. The guide device has an anchor hole for passing through one of the anchor rods and a securing region for securing the guide device to the transverse bracing. In order to pass through the anchor rod, the guide device has a conical guide part (13) which is flush with the anchor hole.