Adjustable Support Device for Load Body Assembly

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Solution Overview

Problem

Existing support devices for load bodies, such as boilers in incineration plants, face challenges in reliably determining and adjusting the support force distribution due to component tolerances and geometrical complexities, leading to uncertainties in load transfer between the load body and the supporting structure.

Innovation Solution

A support device with adjustable load elements and adjustment elements that allow for precise control of the distance between the substructure and central structure, enabling the setting and fixing of a predetermined support force, thereby ensuring reliable force transmission and distribution across multiple support devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If disc spring columns are used to distribute load across multiple supports, then load distribution is improved, but the ability to determine actual support force is lost because deflection is not a reliable indicator of load

Engineering Contradiction:
Improveload distributionVSAvoidsupport force determination
Core Design Contradiction:
Stability of the object's compositionVSMeasurement precision

Solution Approach 1:

The patent introduces an intermediary measurement system consisting of displacement sensors and evaluation devices that directly measure the actual support forces at bearing areas. This intermediary system bridges the gap between the load distribution function and the measurement need, providing accurate force determination without interfering with the disc spring columns' load distribution capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces the mechanical deflection-based indication system with an electronic sensor-based measurement system. Instead of relying on mechanical deflection of disc spring columns as an indicator of load, the system uses displacement sensors to directly measure support forces, substituting mechanical indication with electronic measurement for improved precision.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Force

If the distance between load and support device is adjusted to set bearing force, then support force adjustment is improved, but the system complexity increases due to additional adjustment devices

Engineering Contradiction:
Improvebearing forceVSAvoidadjustment device complexity
Core Design Contradiction:
ForceVSDevice complexity

Solution Approach 1:

The patent makes the support device structure serve multiple functions: it provides both mechanical support and adjustable bearing force capability through integrated height adjustment mechanisms. The support device's structural components are designed to perform both load-bearing and force-adjustment functions, eliminating the need for separate adjustment devices and reducing overall system complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent introduces dynamic adjustability to the support device height, allowing the distance between the load and support device to be varied to control bearing force. This dynamic capability enables flexible force adjustment while maintaining a relatively simple structure through straightforward mechanical height adjustment mechanisms.

Inventive Principle:
Principle #15Dynamics

3Stability of the object's composition

If multiple supports are used to support the load body, then load distribution is improved, but the ability to determine which support transfers which load is lost due to tolerances

Engineering Contradiction:
Improveload distributionVSAvoidsupport force identification
Core Design Contradiction:
Stability of the object's compositionVSLoss of information

Solution Approach 1:

The patent implements a feedback system where displacement sensors continuously measure the actual support forces at each bearing area, and an evaluation device processes this data to identify and quantify the load transferred by each individual support. This feedback loop provides real-time information about which support transfers which load, compensating for the loss of information caused by tolerances in multiple support configurations.

Inventive Principle:
Principle #23Feedback

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

This solution allows for simple and precise adjustment of support forces, ensuring that each support device receives a specified force, accounting for tolerances and deformations, thus enhancing the stability and efficiency of load transfer in the supporting structure.

Implementation Method 1

a bearing force FK which can be introduced into the central structure (11) can be transferred to the substructure (4) in a vertical direction V via the load elements (9) and/or the adjustment elements (13)

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 2

The bearing force that can be introduced into the central structure can be transferred to the substructure in a vertical direction via the load elements and/or the adjustment elements

Methodology Applied
Scientific EffectForce Transmission: Mechanical Force

Data Source

PatentEP4048945B1Supporting device, load body assembly and method for adjusting a supporting force acting on supporting devices of the load body assembly
Publication Date: 2024.09.18 STEINMUELLER BABCOCK ENVIRONMENT GMBH
  • EP4048945B1 patent drawingFigure 1
  • EP4048945B1 patent drawingFigure 2
  • EP4048945B1 patent drawingFigure 3b

AI summary

The invention relates to a supporting device (3) for supporting a load body (1), comprising a lower construction (4) and a central construction (11) that can be adjusted relative to same in the vertical direction (V), wherein the lower construction (4) cooperates with a first bearing region (B1) in order to dissipate a supporting force (FK) that can be introduced into the central construction by the load body (1) via a second bearing region (B2), wherein the supporting force (FK) that can be introduced into the central construction (11) can be transmitted onto the lower construction (4) in the vertical direction (V) by load elements (4e, 9, 10a, 10b) and/or by adjusting elements (12, 13, 13c, 16, 17, 23), wherein a distance (A) can be adjusted by the adjusting elements (12, 13, 13c, 16, 17, 23) in the vertical direction (V) between the lower construction (4) and the central construction (11), and a distance (A) between the lower construction (4) and the central construction (11) that is adjusted by the adjusting elements (12, 13, 13c, 16, 17, 23) can be fixed by the load elements (4e, 9, 10a, 10b) in order to set the supporting force (FK) acting on the supporting device (3).