CN216528744U - Quadrupole rod mass analyzer and mass spectrometer - Google Patents
Quadrupole rod mass analyzer and mass spectrometer Download PDFInfo
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- CN216528744U CN216528744U CN202122704907.4U CN202122704907U CN216528744U CN 216528744 U CN216528744 U CN 216528744U CN 202122704907 U CN202122704907 U CN 202122704907U CN 216528744 U CN216528744 U CN 216528744U
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- mounting
- mounting blocks
- rod
- quadrupole mass
- connecting piece
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Abstract
The utility model discloses a quadrupole mass analyzer and a mass spectrometer, wherein the quadrupole mass analyzer comprises four rod pieces and four mounting assemblies; the installation assembly comprises four installation blocks and a first connecting piece, the four installation blocks are respectively connected with the four rod pieces, and the adjacent two installation blocks are detachably connected. The design installation component is provided with a split type installation block, and after the rod piece is connected with the installation block, the installation block is assembled, so that the quadrupole rod mass analyzer is convenient to assemble and disassemble. The utility model can be widely applied to the technical field of isotope analysis.
Description
Technical Field
The utility model relates to the technical field of isotope analysis, in particular to a quadrupole mass analyzer and a mass spectrometer.
Background
Mass spectrometers, of which the ion source and mass analyzer are key components, have high sensitivity and resolution in mass analysis and component identification, and are widely used. The quadrupole mass analyzer is one of mass analyzers, and is provided with two pairs of parallel cylindrical rod-shaped electrodes, the processing and assembling precision of the quadrupole mass analyzer determines the detection level of a mass spectrometer, and the common quadrupole mass analyzer generally has the problems of inconvenient assembly and disassembly, inconvenient adjustment of the assembling precision and the like.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, the present invention provides a quadrupole mass analyzer and a mass spectrometer, and adopts the following technical solutions.
The mass spectrometer provided by the utility model comprises a quadrupole mass analyzer.
The quadrupole rod mass analyzer comprises four rod pieces and four mounting assemblies; the mounting assembly comprises four mounting blocks and first connecting pieces, the four mounting blocks are respectively connected with the four rod pieces, and the two adjacent mounting blocks are detachably connected.
In some embodiments of the utility model, the adjacent two mounting blocks can be adjusted to be close to or far away from each other.
In some embodiments of the present invention, the mounting assembly includes a first connecting member, and two adjacent mounting blocks are connected by the first connecting member.
In some embodiments of the present invention, the first connecting member is respectively connected with two of the mounting blocks in a threaded manner, and the adjacent two of the mounting blocks can be moved closer to or farther away from each other by rotating the first connecting member.
In some embodiments of the present invention, the mounting assembly includes a second connecting member, the mounting block and the rod member are connected by the second connecting member, and the second connecting member is detachably connected with the mounting block and the rod member.
In some embodiments of the utility model, the second connector extends through the mounting block and is threadedly connected to the rod.
In some embodiments of the present invention, one side of the mounting block is provided with a mounting position, the mounting position includes a concave structure, and the mounting position is used for accommodating a part of the side surface of the rod.
The quadrupole rod mass analyzer comprises four rod pieces and four mounting assemblies; the mounting assembly comprises two mounting blocks and a first connecting piece, every two rod pieces are connected with one mounting block, and the two mounting blocks are detachably connected.
In some embodiments of the present invention, the mounting assembly includes a first connecting member, two of the mounting blocks are connected by the first connecting member, the first connecting member is respectively in threaded connection with two of the mounting blocks, and the two mounting blocks can be moved closer to or farther away from each other by rotating the first connecting member.
The embodiment of the utility model has at least the following beneficial effects: the design installation component is provided with a split type installation block, and after the rod piece is connected with the installation block, the installation block is assembled, so that the quadrupole rod mass analyzer is convenient to assemble and disassemble. The utility model can be widely applied to the technical field of isotope analysis.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings.
Fig. 1 is a structural view of four rods assembled with a mounting assembly, two of which are shown, having four mounting blocks.
Fig. 2 is a cross-sectional view of the structure of fig. 1 where the components are mounted.
FIG. 3 is an end view of the mounting assembly assembled with four rods, showing the mounting assembly having four mounting blocks.
FIG. 4 is an end view of the mounting assembly assembled with four rods, showing the mounting assembly having two mounting blocks.
Detailed Description
Embodiments of the utility model, examples of which are illustrated in the accompanying drawings, are described in detail below with reference to fig. 1-4, wherein like or similar reference numerals refer to like or similar elements or elements with like or similar functionality throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that if the terms "center", "middle", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc., are used in an orientation or positional relationship indicated based on the drawings, it is merely for convenience of description and simplicity of description, and it is not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore, is not to be considered as limiting the present invention. The features defined as "first" and "second" are used to distinguish feature names rather than having a special meaning, and further, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model relates to a mass spectrometer which comprises a quadrupole mass analyzer, wherein the quadrupole mass analyzer has the characteristic of convenient assembly and disassembly.
Other configurations and operations of mass spectrometers are well known to those skilled in the art and will not be described in detail herein, and the structure of a quadrupole mass analyzer will be described below.
The present invention relates to a quadrupole mass analyser comprising four rods 100, the rods 100 being arranged in four, the rods 100 being used as cylindrical rod electrodes of the quadrupole mass analyser. The quadrupole mass analyser comprises a mounting assembly to which four rods 100 are respectively connected, as will be appreciated. Specifically, the mounting assembly includes mounting blocks 201, and with reference to the accompanying drawings, the mounting blocks 201 are set to four, the mounting blocks 201 correspond to the rod members 100 one to one, the four mounting blocks 201 are respectively connected to the four rod members 100, and the four mounting blocks 201 are connected in sequence to form a closed-loop structure. In some examples, four mounting blocks 201 are assembled to form a square or ring-like structure.
In some examples, to stabilize the structure of the quadrupole mass analyser, at least two mounting assemblies are provided, each mounting assembly being spaced apart on the quadrupole mass analyser.
In order to facilitate the assembly and disassembly of the rod piece 100 of the quadrupole rod mass analyzer, two adjacent mounting blocks 201 are detachably connected, and the four mounting blocks 201 form a split structure after being assembled, so that the quadrupole rod mass analyzer is more convenient to assemble and disassemble compared with a ceramic fixing ring in the related art. It will be appreciated that during assembly of the quadrupole mass analyser, the sides of the rod 100 are connected to the corresponding mounting blocks 201, and the four mounting blocks 201 are connected in sequence.
As an embodiment, the quadrupole mass analyzer comprises a first connector 202, two adjacent mounting blocks 201 are connected through the first connector 202, the number of the first connectors 202 is four, and it is understood that the first connectors 202 are detachably connected with the two adjacent mounting blocks 201 respectively.
Further, two adjacent mounting blocks 201 can be close to or keep away from the adjustment to adjust the interval of four member bars 100, compare in the solid fixed ring of pottery among the relevant art, adopt four split type mounting blocks 201 can realize that quadrupole rod mass analyzer structure installation accuracy is adjustable, compensate the error in the processing. Specifically, the first connecting members 202 are respectively screwed with the two mounting blocks 201, and the adjacent two mounting blocks 201 can be moved closer to or farther away from each other by rotating the first connecting members 202.
It will be appreciated that the mounting block 201 is provided with a threaded bore for attachment of the first connector 202, the first connector 202 being provided with external threads. In some examples, the first connector 202 is provided as a screw or bolt or stud or threaded rod.
The mounting assembly comprises a second connecting piece 203, the mounting block 201 is connected with the rod piece 100 through the second connecting piece 203, and the second connecting piece 203 is detachably connected with the mounting block 201 and the rod piece 100. Specifically, the second connector 203 extends through the mounting block 201 and is threadedly coupled to the rod 100. In some examples, the mounting block 201 is provided with a mounting hole for mounting the second connector 203, the mounting hole is a countersunk hole, the mounting hole penetrates from the outer side to the inner side of the mounting block 201, the side surface of the rod 100 is provided with a threaded hole, the second connector 203 is provided with a thread, and particularly, the second connector 203 is provided with a screw or a bolt.
With reference to the drawings, one side of the mounting block 201 is provided with a mounting position, the mounting position is arranged on the inner side of the mounting block 201, the mounting position includes a recessed structure, and the mounting position is used for accommodating part of the side surface of the rod 100. Specifically, the recessed structure of the installation position is a groove structure arranged along the length direction of the rod member 100, and the wall surface of the groove structure is an arc surface or a plane. It can be understood that the mounting position recessed on the mounting block 201 is assembled with the side surface of the rod member 100, one end of the mounting hole is located at the mounting position, and the second connection member 203 is extended out of the mounting position and connected with the rod member 100.
The utility model relates to a quadrupole mass analyser, comprising four rods 100, the rods 100 being arranged in four. It will be appreciated that the quadrupole mass analyser comprises a mounting assembly to which the four rods 100 are respectively connected.
Specifically, the mounting assembly includes two mounting blocks 201, and with reference to the drawings, the two mounting blocks 201 are provided, and it can be understood that each two rod members 100 are connected to one mounting block 201, and two ends of the two mounting blocks 201 are correspondingly connected to each other, so as to form a stable integral structure. In some examples, two mounting blocks 201 are assembled to form a square or ring-like structure.
In order to facilitate the assembly and disassembly of the rod 100 of the quadrupole rod mass analyzer, the two mounting blocks 201 are detachably connected. In some examples, the quadrupole mass analyzer comprises a first connector 202, the two mounting blocks 201 are connected through the first connector 202, and the first connector 202 is detachably connected with the mounting blocks 201.
Specifically, the first connecting members 202 are respectively screwed with the two mounting blocks 201, and the two mounting blocks 201 can be moved closer to or farther from each other by rotating the first connecting members 202. It can be understood that the first connecting members 202 are provided in two, and both ends of the mounting block 201 are respectively provided with a threaded hole for connecting the first connecting member 202.
Further, the inner side of the mounting block 201 is provided with two mounting positions for being assembled with the side surfaces of the two rod members 100, and the two second connecting members 203 respectively penetrate through the mounting positions of the mounting block 201 and are respectively in threaded connection with the side surfaces of the two rod members 100. Of course, alternatively, it is also possible to design two mounting locations to form a large recess structure on the inner side of the mounting block 201.
In the description herein, references to the terms "one embodiment," "some examples," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples" or the like, if any, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While the embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. A quadrupole mass analyser, comprising: comprises that
Rods (100), the rods (100) being arranged in four;
the mounting assembly comprises four mounting blocks (201) and first connecting pieces (202), the number of the mounting blocks (201) is four, the four mounting blocks (201) are respectively connected with the four rod pieces (100), and the two adjacent mounting blocks (201) are detachably connected.
2. The quadrupole mass analyzer of claim 1, wherein: the adjacent two mounting blocks (201) can be adjusted to be close to or far away from each other.
3. A quadrupole mass analyser according to claim 1 or 2, wherein: the mounting assembly comprises a first connecting piece (202), and two adjacent mounting blocks (201) are connected through the first connecting piece (202).
4. A quadrupole mass analyser according to claim 3, wherein: the first connecting piece (202) is in threaded connection with the two mounting blocks (201), and the adjacent two mounting blocks (201) can be adjusted to be close to or far away from each other by rotating the first connecting piece (202).
5. A quadrupole mass analyser according to claim 1, wherein: the mounting assembly comprises a second connecting piece (203), the mounting block (201) is connected with the rod piece (100) through the second connecting piece (203), and the second connecting piece (203) is detachably connected with the mounting block (201) and the rod piece (100).
6. The quadrupole mass analyzer of claim 5, wherein: the second connecting piece (203) penetrates through the mounting block (201) and is in threaded connection with the rod piece (100).
7. A quadrupole mass analyser according to claim 1, wherein: one side of the mounting block (201) is provided with a mounting position, the mounting position comprises a concave structure, and the mounting position is used for accommodating partial side faces of the rod piece (100).
8. A quadrupole mass analyser, comprising: comprises that
Rods (100), the rods (100) being arranged in four;
the mounting assembly comprises mounting blocks (201) and first connecting pieces (202), the number of the mounting blocks (201) is two, every two rod pieces (100) are connected with one mounting block (201), and the two mounting blocks (201) are detachably connected.
9. The quadrupole mass analyzer of claim 8, wherein: the mounting assembly comprises a first connecting piece (202), the two mounting blocks (201) are connected through the first connecting piece (202), the first connecting piece (202) is in threaded connection with the two mounting blocks (201), and the two mounting blocks (201) can be adjusted to be close to or far away from each other by rotating the first connecting piece (202).
10. A mass spectrometer, characterized by: a quadrupole mass analyser comprising any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122704907.4U CN216528744U (en) | 2021-11-05 | 2021-11-05 | Quadrupole rod mass analyzer and mass spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122704907.4U CN216528744U (en) | 2021-11-05 | 2021-11-05 | Quadrupole rod mass analyzer and mass spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216528744U true CN216528744U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122704907.4U Active CN216528744U (en) | 2021-11-05 | 2021-11-05 | Quadrupole rod mass analyzer and mass spectrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216528744U (en) |
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2021
- 2021-11-05 CN CN202122704907.4U patent/CN216528744U/en active Active
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