Movable Detection Device Vertical Viewing Angle

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Solution Overview

Problem

Current movable cargo/vehicle inspection systems typically use a horizontal detection setup, which may not provide an optimal viewing angle for detecting large or complex objects, leading to suboptimal detection effectiveness.

Innovation Solution

A mobile detection device featuring a bearing platform, a movable gantry, and a movable bearing device, with radiation sources and detector arrays arranged to allow synchronous movement relative to the platform, enabling the formation of detection images with a vertical viewing angle.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a horizontal detection setup is used with the radiation source and detector on opposite sides of the object, then the device structure is simple and easy to implement, but the detection effectiveness for large or complex objects is suboptimal due to limited viewing angles

Engineering Contradiction:
Improvedetection effectivenessVSAvoiddevice structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent transitions from a traditional horizontal detection arrangement to a vertical detection configuration. The radiation source is positioned above the object and the detector array is positioned below the object, creating a vertical detection path. This dimensional change enables the detection system to obtain viewing angles from both above and below the object simultaneously, significantly improving detection effectiveness for large or complex objects while maintaining structural simplicity through the use of a bearing platform and movable gantry system

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

2Productivity

If the object is moved through the detection device for scanning, then the detection coverage is comprehensive, but the detection efficiency is reduced due to the time required for object movement and positioning

Engineering Contradiction:
Improvedetection efficiencyVSAvoidscanning time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

Instead of moving the object through a fixed detection device, the patent inverts the approach by keeping the object stationary on the bearing platform and moving the detection device (radiation source and detector array) relative to the object. The movable gantry system enables the radiation source and detector to scan across the object vertically, achieving comprehensive detection coverage while reducing the time required for object positioning and movement

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

Solution Approach 2:

The patent implements a dynamic detection system where the radiation source and detector array are mounted on a movable gantry that can move vertically relative to the stationary object. This dynamic configuration allows the detection device to adapt its position and scanning path based on the object's characteristics, enabling faster and more flexible detection compared to static horizontal scanning 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

This configuration allows for better detection of large or complex objects by providing a vertical viewing angle, enhancing detection effectiveness compared to traditional horizontal viewing setups.

Implementation Method 1

a radiation source located on one side of a horizontal direction of an object to be detected, and a detector is located on the other side of the horizontal direction of the object to be detected

Methodology Applied
Scientific EffectRadiation: Radiation

Data Source

PatentUS12281994B2Movable detection device and detection method
Publication Date: 2025.04.22 NUCTECH CO LTD
  • US12281994B2 patent drawing
  • US12281994B2 patent drawing
  • US12281994B2 patent drawing

AI summary

A mobile detection device and a detection method are provided. The mobile detection device includes: a bearing platform, being arranged fixedly, and including a bearing surface bearing an object to be detected; a movable gantry, located on a side of the bearing surface bearing the object to be detected and configured to be movable relative to the bearing platform; a movable bearing device, located on a side of the bearing surface away from the movable gantry and configured to be movable relative to the bearing platform; a first radiation source, arranged on one of the movable gantry and the movable bearing device, and a first detector array, arranged opposite to the radiation source and arranged on the other of the movable gantry and the movable bearing device, wherein the movable gantry and the movable bearing device are configured to be moved synchronously relative to the bearing platform.