Ceramic Shielding Apparatus for X-Ray Tubes
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Solution Overview
Problem
Conventional X-ray shielding using lead materials results in large, heavy, and inefficient shielding systems with increased manufacturing costs due to the need for extensive insulating oil and additional shielding components, which are harmful to the human body and inefficient in operation.
Innovation Solution
A ceramic shielding apparatus utilizing ceramic materials with bismuth oxide, reinforced by plastic supports and sealing materials containing silicone, providing excellent insulating and shielding properties while being lightweight and compact, capable of being installed inside or outside the X-ray tube to shield radiation effectively.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If lead shielding material is used in conventional X-ray tubes, then radiation shielding ability is achieved, but the apparatus becomes very heavy and large in volume
Solution Approach 1:
The patent changes the material parameter from lead to ceramic composite material containing bismuth oxide, barium sulfate, and other ceramic components. This material substitution maintains radiation shielding effectiveness while significantly reducing the weight and volume of the shielding apparatus, directly resolving the contradiction between shielding ability and weight.
Solution Approach 2:
The patent employs composite ceramic materials combining multiple components (bismuth oxide, barium sulfate, aluminum oxide, etc.) to achieve optimal radiation shielding properties. This composite approach provides equivalent or superior shielding performance compared to lead, while reducing density and weight, thus resolving the weight-shielding ability contradiction.
2Reliability
If lead shielding material is used in conventional X-ray tubes, then radiation shielding is provided, but the apparatus becomes large in volume requiring extensive insulating oil and separate tanks
Solution Approach 1:
By changing from lead to ceramic composite material, the patent achieves the same shielding effect with reduced material volume. The ceramic material's physical and chemical properties allow for more compact shielding structures, eliminating the need for extensive insulating oil and separate storage tanks.
Solution Approach 2:
The patent integrates the shielding function directly into the X-ray tube structure using ceramic materials, merging what were previously separate components (shielding material, insulating oil, storage tanks) into a unified compact system, thereby reducing overall volume.
3Reliability
If lead shielding material is used, then radiation shielding is achieved, but manufacturing costs increase due to additional shielding components and insulating oil
Solution Approach 1:
The patent changes the material composition to ceramic composites that can be directly formed and sintered into shielding structures. This eliminates the need for additional components like separate tanks and large amounts of insulating oil, simplifying manufacturing processes and reducing overall costs while maintaining shielding effectiveness.
Solution Approach 2:
The ceramic shielding material performs multiple functions simultaneously: radiation shielding, electrical insulation, and structural support. This multi-functionality eliminates the need for separate insulating oil systems and additional shielding components, reducing manufacturing complexity and cost.
4Reliability
If lead shielding material is used, then radiation shielding is provided, but harm to human body occurs
Solution Approach 1:
The patent replaces lead, a toxic material harmful to human health, with ceramic composite materials that provide equivalent radiation shielding without the associated health risks. This substitution converts the harmful property of lead into a beneficial non-toxic alternative, maintaining shielding effectiveness while eliminating health hazards.
Solution Approach 2:
By changing the material composition from lead to non-toxic ceramic composites (bismuth oxide, barium sulfate, aluminum oxide), the patent maintains the radiation shielding function while eliminating the harmful toxicological properties of lead, thus resolving the contradiction between shielding ability and human safety.
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
The ceramic shielding apparatus achieves high radiation shielding ratios with reduced weight and size, is harmless to humans, and offers customizable installation and cost-effective manufacturing, enhancing both shielding efficiency and safety.
Implementation Method 1
at least one shield made of a ceramic material to shield radiation generated from an X-ray tube
Implementation Method 2
exhibits excellent insulating and shielding properties
Data Source
AI summary
Disclosed is a ceramic shielding apparatus including at least one shield made of a ceramic material and provided inside or outside an X-ray tube to shield radiation; and supports configured to support the shield. According to such a configuration, disadvantages of conventional shielding materials such as lead can be addressed, so that a shield apparatus having excellent shielding properties while being harmless to the human body can be provided.