mass spectrometer

By employing a non-linear angular arrangement of the aspirated components and detector in the mass spectrometer, the problems of large size and complex connections in existing mass spectrometers are solved, achieving more compact and efficient vacuum delivery.

CN122422983APending Publication Date: 2026-07-17THERMO FISHER SCI BREMEN

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
THERMO FISHER SCI BREMEN
Filing Date
2024-12-20
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The current arrangement of components in mass spectrometers results in large-scale devices and complex vacuum pump connections, leading to low efficiency and an inability to effectively reduce the overall size.

Method used

Multiple vacuum stages are arranged along the longitudinal axis of the pump, and the pumped components are arranged at non-linear angles, such as the longitudinal axes of the first, second and third pumped components being at a certain angle. Combined with the non-linear arrangement of the detector and plasma chamber, the use of complex pipelines and connectors is reduced.

Benefits of technology

This achieves a compact design for the mass spectrometer, reducing its overall size while improving efficient vacuum delivery and device efficiency.

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Abstract

提供了一种质谱仪,其包括:泵,所述泵具有泵纵向轴线,所述泵包括沿所述泵纵向轴线布置的多个真空级;入口,所述入口用于接收样品;第一被抽吸部件,所述第一被抽吸部件具有第一纵向轴线,所述第一被抽吸部件被布置为从所述入口接收所述样品,所述第一被抽吸部件与所述多个真空级中的第一真空级流体连接;第二被抽吸部件,所述第二被抽吸部件具有第二纵向轴线,所述第二被抽吸部件被布置为从所述第一被抽吸部件接收所述样品,所述第二被抽吸部件与第二真空级流体连接;和第三被抽吸部件,所述第三被抽吸部件具有第三纵向轴线,所述第三被抽吸部件被布置为从所述第二被抽吸部件接收所述样品,所述第三被抽吸部件与所述多个真空级中的真空级流体连接,所述真空级处于比与所述第二被抽吸部件流体连接的真空级更低的压力。所述第一纵向轴线和所述第二纵向轴线彼此成第一角度横向,所述第二纵向轴线和所述第三纵向轴线彼此成第二角度横向;所述第三纵向轴线和所述泵纵向轴线限定第三角度;并且所述第三角度在0°与60°之间。
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