Mobile Security Inspection Device with Foldable Radiation Shielding

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Solution Overview

Problem

Large security inspection devices require disassembly and reassembly during transportation, leading to cumbersome operations, reduced detection precision, and increased labor and time due to the need for repeated installation and civil construction for radiation protection walls.

Innovation Solution

A security inspection device with a tire assembly that allows the entire device to be transported and set up as a whole, featuring a connected arm frame, compartment, and retractable protection walls, which can rotate and fold to adapt to transport dimensions, eliminating the need for disassembly and reducing reinstallation time.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If large security inspection devices are transported by road, then the device can be moved to different locations, but the device must be disassembled into parts (arm frame, compartment, detector, radiation source) which increases operation complexity and time

Engineering Contradiction:
Improvetransport capabilityVSAvoidoperation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by equipping the security inspection device with a mobile platform (truck or trailer) and wheeled support structures, transforming the traditionally static fixed installation into a dynamically movable system. This allows the device to be transported as an integrated unit to different locations without disassembly, resolving the contradiction between transport capability and operation complexity

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent merges the previously separate components (arm frame, compartment, detector, radiation source, protection wall) into a single integrated mobile inspection system that is transported together on one platform. This combining approach eliminates the need for disassembly and reassembly operations, reducing operational complexity while maintaining full transport capability

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If large security inspection devices are transported by road, then the device can be moved to different locations, but the transport height requirements cannot be met

Engineering Contradiction:
Improvetransport capabilityVSAvoiddevice height
Core Design Contradiction:
Adaptability or versatilityVSLength of stationary object

Solution Approach 1:

The patent employs dynamically adjustable support structures including telescopic legs and height-adjustable wheeled platforms that can be lowered during transport to meet road height restrictions, then raised at the destination to provide stable support for the inspection device, thus resolving the contradiction between transport capability and device height

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements nesting by placing the entire security inspection device within a transport container or on a trailer platform, effectively nesting the large device within a compact transport configuration that meets road height requirements while maintaining the device's functional integrity

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If security inspection device parts are reinstalled and commissioned at the operating site, then the device can be transported to different locations, but the process consumes long time and labor

Engineering Contradiction:
Improvelocation flexibilityVSAvoidreinstallation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent combines all major components into a single integrated mobile unit that is transported complete and ready for operation, eliminating the time-consuming disassembly and reassembly process. The integrated design allows the device to be deployed at the destination in a single operation, resolving the contradiction between location flexibility and reinstallation time

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent applies preliminary action by pre-assembling and pre-configuring the entire inspection device on the mobile platform before transport, so that upon arrival at the destination, the device is already in its operational configuration and requires only minimal setup, thus eliminating the need for time-consuming reinstallation and commissioning

Inventive Principle:
Principle #10Preliminary action

4Object-affected harmful factors

If protection walls are constructed at the site, then radiation protection is provided, but civil construction work is required which increases time and labor

Engineering Contradiction:
Improveradiation protectionVSAvoidconstruction time
Core Design Contradiction:
Object-affected harmful factorsVSLoss of time

Solution Approach 1:

The patent merges the protection wall function directly into the mobile inspection device structure, integrating radiation shielding components as permanent parts of the device housing and support structures. This eliminates the need for separate civil construction work at the site, providing radiation protection while reducing construction time and labor requirements

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent implements self-service by incorporating all necessary radiation protection features directly into the mobile device itself, which brings its own shielding capabilities to the installation site without requiring external construction support. The device is self-sufficient in providing radiation protection, eliminating the need for time-consuming on-site construction

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11933934B2Security inspection device and transfer method therefor
Publication Date: 2024.03.19 NUCTECH CO LTD
  • US11933934B2 patent drawing
  • US11933934B2 patent drawing

AI summary

The present disclosure relates to a security inspection device and a transfer method, and the security inspection device includes an arm frame, provided with detectors, and configured to form an inspection channel; a first compartment, internally provided with a radiation source and connected with the arm frame, a protection wall, connected with the first compartment or the arm frame, and configured to perform radiation protection for an object to be protected, and a tire assembly, configured to enable the security inspection device to move relative to the ground, and the arm frame, the first compartment, the protection wall and the tire assembly are set to be transported together in a connected state.