X-ray Tube Anode Mounting Deformable Member
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Solution Overview
Problem
The quality of X-ray beams in existing X-ray generating apparatuses varies due to heat deformation of the container, affecting the focal spot shape and size, leading to inconsistent imaging quality.
Innovation Solution
An X-ray generating apparatus with an anode member sandwiched between a deformable member and a retaining member, which absorbs container deformation, maintaining a stable distance between the electron source and target, thereby reducing variations in X-ray beam quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If the anode member is directly secured to the container, then the structure is simple and easy to manufacture, but the anode member deforms due to heat deformation of the container, causing variation in X-ray beam quality
Solution Approach 1:
A deformable member is introduced as an intermediary between the anode member and the container. This deformable member absorbs the heat-induced deformation of the container, preventing it from being transmitted to the anode member. Consequently, the anode member maintains its positional stability and the X-ray beam quality remains consistent, while still allowing for straightforward assembly of the overall structure.
2Device complexity
If the anode member is directly secured to the container, then the device complexity is low, but the distance between electron source and target varies due to anode deformation
Solution Approach 1:
The deformable member serves as a mediator that decouples the thermal deformation of the container from the anode member positioning. By absorbing the container's deformation, it ensures that the distance between the electron source and target remains constant, maintaining manufacturing precision without significantly increasing device complexity.
3Strength
If the container is rigidly structured, then it provides strong support, but it cannot absorb heat deformation, causing anode member deformation and focal spot position shift
Solution Approach 1:
The deformable member acts as a buffer between the rigid container structure and the anode member. The container maintains its strength and structural support, while the deformable member absorbs the thermal deformation, preventing it from affecting the anode member's position and ensuring focal spot stability.
Solution Approach 2:
The deformable member is designed with specific material properties (lower Young's modulus) that allow it to undergo deformation under thermal stress. This parameter change in the deformable member's mechanical properties enables it to absorb the container's heat deformation while protecting the anode member from positional shifts.
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 solution ensures stable X-ray emission and high reliability by minimizing deformation-induced variations in the focal spot position, resulting in improved imaging quality and reduced likelihood of dielectric breakdown.
Implementation Method 1
deformation of the container is absorbed by the deformable member sandwiched together with the anode member between the container and the retaining member
Implementation Method 2
a tube voltage is applied between the cathode and the anode to cause the electron source to emit an electron beam, and the emitted electron beam collides with the target, thus generating X-ray's
Implementation Method 3
the emitted electron beam collides with the target, thus generating X-ray's
Data Source
AI summary
Provided is an X-ray generating apparatus in which a likelihood that an anode member may be deformed by heat deformation of a container is eliminated or reduced to maintain a positional relationship between an electron source and a transmission target within a predetermined range, and stable output of X-rays is achieved. The X-ray generating apparatus includes an X-ray generating tube and the container that accommodates the X-ray generating tube. The X-ray generating tube includes an anode that includes the transmission target and an anode member holding the transmission target. The anode member is sandwiched together with a deformable member between the container and a retaining member secured to the container, thus connecting the X-ray generating tube to the container.