An on-line sampling device for single-walled carbon nanotube material

The improved single-walled carbon nanotube sampling device solves the problems of insufficient sealing and environmental interference during sampling, achieving efficient and stable online sampling, ensuring sample purity and the stability of the preparation system, and meeting the real-time quality monitoring requirements in large-scale preparation.

CN122409263APending Publication Date: 2026-07-17QINGDAO UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
QINGDAO UNIV
Filing Date
2026-05-15
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional online sampling devices for single-walled carbon nanotubes suffer from insufficient sealing, significant interference with the preparation reaction environment during the sampling process leading to sample contamination and instability of the preparation system, and poor sampling reliability, making it difficult to meet the real-time quality monitoring requirements in large-scale preparation.

Method used

A sampling device was designed, comprising a sampling body, a control module, a sealing structure, an inert gas buffer assembly, and a continuous sampling linkage mechanism. Through the coordinated linkage of the sealing structure and the inert gas buffer assembly, the docking structure can be adjusted. Combined with the linkage transmission assembly and the early warning assembly, the sealing performance and pressure balance are ensured, enabling precise control of continuous sampling and sampling volume.

Benefits of technology

The improved sealing and adaptability of the sampling device avoids the interference of pressure fluctuations on the reaction environment, ensures sample purity and the stability of the preparation system, realizes a continuous and stable sampling process, reduces sample loss and improves operational convenience, and enhances sampling efficiency and accuracy.

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Abstract

本发明涉及取样装置技术领域,具体涉及一种单壁碳纳米管材料在线取样装置,包括取样主体,取样主体包括有取样通道、控制模块、对接结构、密封结构、惰性气体缓冲组件及连续取样联动机构;取样主体为中空柱状结构,对接结构一端与单壁碳纳米管制备装置的反应腔体连通,对接结构另一端与取样通道的进料端连通,取样通道与连续取样联动机构连通,密封座固定嵌装于连续取样联动机构与取样通道的连接处,惰性气体缓冲组件的进气端连通有惰性气体供给系统,惰性气体缓冲组件用于平衡取样通道与反应腔体的压力;控制模块分别与密封结构、惰性气体缓冲组件、连续取样联动机构及单壁碳纳米管制备装置电连接。本发明满足规模化制备中的实时质量监测需求。
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