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Cladding tube irradiation bearing device and gas filling device and method used for device

A technology of carrying device and cladding tube is applied in the field of material irradiation for research reactors, which can solve the problems of limited irradiation resources and low utilization of mesopores in irradiation elements.

Pending Publication Date: 2021-10-22
NUCLEAR POWER INSTITUTE OF CHINA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The technical problem to be solved by the present invention is that the use of holes in the irradiation element is relatively low, and the purpose is to provide a cladding tube irradiation carrying device and a gas filling device and method for it, which solves the problem of limited irradiation resources

Method used

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  • Cladding tube irradiation bearing device and gas filling device and method used for device
  • Cladding tube irradiation bearing device and gas filling device and method used for device
  • Cladding tube irradiation bearing device and gas filling device and method used for device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0080] A cladding tube irradiation carrying device carrying device, comprising: an outer sleeve 9, a clamping assembly and a fixing assembly, the two ends of the outer sleeve 9 are respectively fixed with an upper end 1 and a lower end 11; the clamping assembly is arranged on the outer sleeve 9, and the cladding tube 4 to be subjected to the irradiation test is arranged inside the clamping component; the clamping component is fixed in the cladding tube by a fixing component.

[0081] The outer casing 9 is closed by the upper end 1 and the lower end 11, and then the cladding tube 4 is arranged in the clamping assembly, and the cladding tube 4 is fixed on one of the outer casing 9 through the cooperation of the clamping assembly and the fixing assembly. In this way, the sample of the cladding tube 4 to be irradiated can be fixed at a certain position in the axial direction, and the position of the sample in the irradiation device does not change, so that the irradiation test of t...

Embodiment 2

[0084] This embodiment includes the structure in the first embodiment.

[0085] The supporting device is vertically arranged in the middle hole of the component, so its upper end needs to be hoisted and fixed to realize the position fixation of the entire supporting device. Therefore, the end where the upper end 1 is located is set as the upper end of the supporting device, and the end where the lower end 11 is located is The lower end of the carrier.

[0086] That is, the end where the upper end head 1 is located relative to the outer sleeve 9 is set as the upper end of the carrying device, and the end where the lower end head 11 is located relative to the outer sleeve 9 is set as the lower end of the carrying device;

[0087] The fixing assembly includes a support rod 10 and an elastic assembly 2 .

[0088] The support rod 10 is arranged between the clamping assembly and the lower end 11, and the two ends of the support rod 10 respectively abut against the clamping assembly...

Embodiment 3

[0110] This embodiment includes the structures in Embodiment 1 and Embodiment 2.

[0111] The clamping assembly includes at least one clamping block assembly, and the clamping block assembly includes two arc-shaped clamping plates 7 and a clamping plate sleeve 5 that can be spliced ​​into a cylindrical structure.

[0112] The cladding tube 4 is arranged between two arc-shaped splints 7; the cladding tube 4 is fixed by the arc-shaped splint 7 that can form a cylinder, and the length of the arc-shaped splint 7 is greater than the length of the cladding tube 4, The cladding tube 4 can expand axially in the arc-shaped splint 7 after irradiation, but the length should not be too large. Generally, the length of the arc-shaped splint 7 is 0.5-1 mm longer than the cladding tube 4 .

[0113] The inner diameter of the arc splint 7 is greater than the outer diameter of the cladding tube 4, but it must be ensured that the inner side of the arc splint 7 is close to the cladding tube 4, tha...

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Abstract

The invention discloses a cladding tube irradiation bearing device. The device comprises an outer sleeve, a clamping assembly and a fixing assembly, and the two ends of the outer sleeve are fixedly provided with an upper end head and a lower end head respectively; the clamping assembly is arranged in the outer sleeve, and a cladding tube to be subjected to an irradiation test is arranged in the clamping assembly; and the clamping assembly is fixed in the outer shell pipe through the fixing assembly. The cladding tube to be subjected to the irradiation test is fixed in the outer sleeve through the clamping assembly, and the outer sleeve is arranged in the center hole of the irradiation element, so that a stable irradiation environment meeting test requirements is provided for the irradiation sample. Meanwhile, the sample can be fixed at a specific position of a center hole of the element, so that the purpose of ensuring that the irradiation sample meets parameter requirements of neutrons, temperature and the like is achieved.

Description

technical field [0001] The invention relates to the technical field of irradiation of research reactor materials, in particular to a cladding tube irradiation bearing device and a gas filling device and method for it. Background technique [0002] In order to confirm the irradiation results of new materials in the irradiation environment, and to understand the changes in the internal structure of materials before and after irradiation through appearance inspection and destructive inspection after irradiation, irradiation tests are a necessary means to achieve the above requirements . Therefore, studying the radiation properties of materials is very important for the development and research of new materials [0003] As an important device for studying the properties of materials, the irradiation device plays the role of carrying irradiation samples in the process of material irradiation. With the increase of new materials, the existing radiation resources are limited, whic...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G21K5/08G01N23/00
CPCG21K5/08G01N23/00Y02E30/30
Inventor 汪海赵文斌林瑞霄孙胜杨文华伍晓勇蒋国富席航何文黄岗张帅张慧胡晓晖徐灵杰刘水清康长虎邓才玉
Owner NUCLEAR POWER INSTITUTE OF CHINA