CN212676217U - Sample introduction device of mass spectrometer - Google Patents
Sample introduction device of mass spectrometer Download PDFInfo
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- CN212676217U CN212676217U CN202021371477.8U CN202021371477U CN212676217U CN 212676217 U CN212676217 U CN 212676217U CN 202021371477 U CN202021371477 U CN 202021371477U CN 212676217 U CN212676217 U CN 212676217U
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- pipe
- mass spectrometer
- guider
- nut
- sliding sleeve
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Abstract
The utility model discloses a mass spectrometer's sampling device, including guider and pipe, the pipe sets up the below at guider, guider includes director, nut, injector and hex bolts, the nut cup joints on the director, injector fixed mounting is in the below of director, the nut passes through threaded connection with the hex bolts, the quick installation between the mass spectrometer sample inlet pipe of being convenient for, the pipe includes vaporization pipe, sliding sleeve and joint, the sliding sleeve cup joints in pipe one end, the vaporization pipe sets up the top at the sliding sleeve, the vaporization pipe passes through screw thread and hex bolts and is connected, connect the other end of fixed mounting at the pipe.
Description
Technical Field
The utility model relates to a mass spectrograph technical field specifically is a sampling device of mass spectrograph.
Background
The mass spectrometer mainly comprises a sample introduction device, an ion source, a mass analyzer and a detector, wherein the sample introduction device introduces a sample to be detected into the ion source, the sample to be detected is ionized in the ion source to generate ions, the ions enter the mass analyzer under the action of an accelerating electric field, the mass analyzer separates the ions with different charge-mass ratios, and the separated ions enter the detector to obtain a mass spectrogram, so that the molecular weight of target molecules in the sample to be detected is analyzed.
At present, before the work of appearance is advanced to the mass spectrograph, need inject the sample into, because when injecting different samples, can not realize advancing the fast switch-over of appearance, the frequent dismouting pipeline and the loss or the damage of the adapting unit that causes, perhaps cause because of connect not good weeping problem that leads to, often lead to the experiment to go on smoothly.
Based on this, the utility model designs a sampling device of mass spectrometer to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sampling device of mass spectrometer to solve the frequent dismouting pipeline that provides in the above-mentioned background art and cause the loss or the damage of adapting unit, perhaps cause the problem of the weeping that leads to because of connecting not well.
In order to achieve the above object, the utility model provides a following technical scheme: a sample introduction device of a mass spectrometer comprises a guide device and a guide pipe, wherein the guide pipe is arranged below the guide device, the guide device comprises a guider, a screw cap, a sample introduction device and a hexagon bolt, the screw cap is sleeved on the guider, the sample introduction device is fixedly arranged below the guider, and the screw cap is in threaded connection with the hexagon bolt, so that the rapid installation between sample introduction pipes of the mass spectrometer is facilitated;
the pipe includes vaporization pipe, sliding sleeve and joint, the sliding sleeve cup joints pipe one end, the vaporization pipe sets up the top at the sliding sleeve, the vaporization pipe passes through screw thread and hex bolts and is connected, joint fixed mounting is at the other end of pipe.
As a further proposal of the utility model, be provided with the gasket between nut and the hex bolts, the sealed effect of reinforcing.
As a further proposal of the utility model, an O-shaped gasket is arranged between the vaporizing tube and the hexagon bolt to enhance the sealing effect.
As a further aspect of the utility model, still be provided with heating device on the pipe, heating device includes platinum resistance and heater strip, the heater strip is metal electric heating wire, reduces the influence to mass spectrometer detection precision.
As a further proposal of the utility model, through electric connection between platinum resistance and the heater strip to be connected with external power supply, guaranteed the continuity and the stability of equipment operation.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an utilize nut, hex bolts and vaporization pipe, realized the installation and the dismantlement between sample tube and the mass spectrograph, be provided with gasket and type packing ring simultaneously to prevent to produce the gap between sample tube and the mass spectrograph, reduce the condition of leaking.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the device comprises a guide pipe 1, a guider 2, a screw cap 3, a sample injector 4, a hexagon bolt 5, a vaporization pipe 6, a sliding sleeve 7, a joint 8, a gasket 9, an O-shaped gasket 10, a heating device 11, a platinum resistor 12 and a heating wire 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a sample introduction device of a mass spectrometer comprises a guide device and a guide pipe 1, wherein the guide pipe 1 is arranged below the guide device, the guide device comprises a guider 2, a nut 3, a sample introduction device 4 and a hexagon bolt 5, the nut 3 is sleeved on the guider, the sample introduction device 4 is fixedly arranged below the guider 2, and the nut 3 is in threaded connection with the hexagon bolt 5, so that the sample introduction tubes of the mass spectrometer can be conveniently and quickly installed;
pipe 1 includes vaporizing tube 6, sliding sleeve 7 and connects 8, and sliding sleeve 7 cup joints in pipe one end, and vaporizing tube 6 sets up in sliding sleeve 7's top, and vaporizing tube 6 passes through the screw thread to be connected with hex bolts 5, connects 8 fixed mounting at the other end of pipe 1.
A gasket 9 is arranged between the nut 3 and the hexagon bolt 5, so that the sealing effect is enhanced.
An O-shaped gasket 10 is arranged between the vaporizing tube 6 and the hexagon bolt 5, so that the sealing effect is enhanced.
Still be provided with heating device 11 on pipe 1, heating device 11 includes platinum resistance 12 and heater strip 13, and heater strip 13 is metal electric heating wire, reduces the influence to mass spectrometer detection accuracy.
The platinum resistor 12 is electrically connected with the heating wire 13 and is connected with an external power supply, so that the continuity and stability of the operation of the equipment are ensured.
The working principle is as follows: when the sample injection device works, firstly, the nut 3 is sleeved on the guider, the sample injector 4 is fixedly installed below the guider 2, the nut 3 is connected with the hexagon bolt 5 through threads, then, the vaporizing tube 6 is installed above the sliding sleeve 7, then, the vaporizing tube 6 is connected with the hexagon bolt 5 through threads, then, the joint 8 is fixedly installed at the other end of the conduit 1, and finally, the conduit 1 is heated through the platinum resistor 12 and the heating wire 13 of the heating device 11.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 invention. 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.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A sampling device of mass spectrometer, includes guider and pipe (1), its characterized in that: the guide pipe (1) is arranged below the guide device, the guide device comprises a guider (2), a nut (3), a sample injector (4) and a hexagon bolt (5), the nut (3) is sleeved on the guider (2), the sample injector (4) is fixedly arranged below the guider (2), and the nut (3) is in threaded connection with the hexagon bolt (5);
pipe (1) is including vaporization pipe (6), sliding sleeve (7) and joint (8), sliding sleeve (7) cup joint in pipe (1) one end, vaporization pipe (6) set up the top at sliding sleeve (7), vaporization pipe (6) are connected with hex bolts (5) through the screw, connect (8) fixed mounting at the other end of pipe (1).
2. The sample introduction device of a mass spectrometer of claim 1, wherein: and a gasket (9) is arranged between the nut (3) and the hexagon bolt (5).
3. The sample introduction device of a mass spectrometer of claim 1, wherein: an O-shaped gasket (10) is arranged between the vaporizing tube (6) and the hexagon bolt (5).
4. The sample introduction device of a mass spectrometer of claim 1, wherein: still be provided with heating device (11) on pipe (1), heating device (11) include platinum resistance (12) and heater strip (13), heater strip (13) are metal electric heating wire.
5. The sample introduction device of a mass spectrometer according to claim 4, wherein: the platinum resistor (12) is electrically connected with the heating wire (13) and is connected with an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021371477.8U CN212676217U (en) | 2020-07-14 | 2020-07-14 | Sample introduction device of mass spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021371477.8U CN212676217U (en) | 2020-07-14 | 2020-07-14 | Sample introduction device of mass spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212676217U true CN212676217U (en) | 2021-03-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021371477.8U Active CN212676217U (en) | 2020-07-14 | 2020-07-14 | Sample introduction device of mass spectrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212676217U (en) |
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2020
- 2020-07-14 CN CN202021371477.8U patent/CN212676217U/en active Active
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