Cable Guiding for Ceiling Support of X-ray Device

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Solution Overview

Problem

Conventional ceiling support systems for X-ray devices obstruct the movement of components due to the weight and rigidity of electrical cables, which can become damaged when clamped with other parts of the apparatus.

Innovation Solution

A ceiling support system with a horizontally movable carriage and a vertically extensible crane using telescoping sections, where electrical cables are guided through these sections and wound by a cable drum to prevent tangling and damage, and are protected by flexible Energy Chain carriers to facilitate unobstructed movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If electrical cables are guided through corrugated tubes fixed at multiple positions, then power supply and control connections are established, but the cables obstruct the positioning and movement of movable components due to their weight and rigidity

Engineering Contradiction:
Improvecable connection reliabilityVSAvoidmovability of X-ray components
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces static corrugated tube固定 systems with a dynamic cable management system. The cables are routed through the telescoping sections of the crane and wound on a cable drum at the top end, allowing the cable path to dynamically adapt to the vertical movement of the crane. This dynamic arrangement eliminates the obstruction caused by fixed corrugated tubes while maintaining reliable cable connections.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent extracts the cable management function from the fixed corrugated tube structure and relocates it to the moving components themselves. By routing cables through the telescoping sections and using the cable drum on the moving crane, the cable management system moves with the component, eliminating the need for separate fixed guidance structures that obstruct movement.

Inventive Principle:
Principle #2Taking out (Extraction)

2Device complexity

If cables are clamped together with other parts of the X-ray apparatus, then structural integration is achieved, but the cables may get damaged

Engineering Contradiction:
Improvestructural integrationVSAvoidcable integrity
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent introduces the cable drum as an intermediary component between the cable and the crane structure. The cable is wound on the cable drum, which acts as a protective mediator, preventing direct contact and potential damage between the cable and other parts of the apparatus. This intermediary arrangement maintains structural integration while protecting cable integrity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Object-affected harmful factors

If conventional corrugated tubes are used for cable guidance, then cables are protected from external damage, but the tubes themselves can clamp and damage the cables during movement

Engineering Contradiction:
Improveprotection from external damageVSAvoidcable damage from clamping
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The patent replaces the static corrugated tube protection system with a dynamic cable drum system that moves with the crane. The cable drum provides continuous protection as the cable is wound and unwound during vertical movement, eliminating the clamping action of fixed corrugated tubes while maintaining protection from external damage.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The cable drum system is self-adjusting during operation. As the crane moves vertically, the cable drum automatically winds or unwinds the cable, providing continuous protection without requiring external clamping structures. The system serves itself by adapting to the movement dynamics, eliminating the harmful clamping effect of fixed corrugated tubes.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS7654738B2Cable guiding for a ceiling support of an X-ray device
Publication Date: 2010.02.02 KONINKLIJKE PHILIPS NV
  • US7654738B2 patent drawing
  • US7654738B2 patent drawing

AI summary

The invention relates to a ceiling support system for a movable component (7) of a diagnostic X-ray device (1). The system comprises a horizontally movable carriage (8), a crane (9) attached to the carriage (8), which crane (9) is vertically extensible and contractible by means of telescoping sections (10), and at least one flexible electrical cable (17) for the power supply and/or for the control of the movable component (7). In order to provide such a ceiling support system with improved movability of the X-ray tube and/or the X-ray image detector, the invention suggests that the electrical cable (17) is led from the carriage (8) through the telescoping sections (10) of the crane (9), wherein a cable drum (18) is arranged at the top end of the crane (9) for winding the electrical cable (17) during vertical movement of the component (7).