CN204391044U - A kind of mass spectrometer blowback air structure - Google Patents
A kind of mass spectrometer blowback air structure Download PDFInfo
- Publication number
- CN204391044U CN204391044U CN201520112759.9U CN201520112759U CN204391044U CN 204391044 U CN204391044 U CN 204391044U CN 201520112759 U CN201520112759 U CN 201520112759U CN 204391044 U CN204391044 U CN 204391044U
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- Prior art keywords
- blowback
- blowback air
- sample introduction
- mass spectrometer
- heating ring
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- 238000010438 heat treatment Methods 0.000 claims abstract description 29
- 230000002093 peripheral effect Effects 0.000 claims abstract description 3
- 239000000919 ceramic Substances 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 10
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000002663 nebulization Methods 0.000 abstract description 3
- 238000012946 outsourcing Methods 0.000 abstract description 3
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a kind of mass spectrometer blowback air structure, comprise the blowback gas coning with blowback air input port, be arranged on the internal support member of described blowback gas coning inside, be arranged on the inner and described internal support member of described blowback gas coning anterior and there is the sample introduction cone of sample introduction chamber, and be arranged on the peripheral heating ring of described sample introduction cone and form the back-up ring parts of path, the utility model is simply arranged on sample introduction cone outside by using outsourcing standard heating ring, and the heat tunnel increasing blowback air makes it possible to the pre-heat effect to blowback air, the temperature of suitable raising blowback air, the dry nebulization effect to ion can be improved further, increase more effective ion and enter follow-up system, the utilance of sample can be improved, and further improve the sensitivity of detection signal.
Description
Technical field
The utility model relates to analysis and detecting instrument technical field, especially relates to a kind of mass spectrometer blowback air structure.
Background technology
In current mass spectrometer configuration, in order to obtain good detection, the drop to be measured making atomization drying respond well is needed to enter cone mouth, sample can spurt into No. zero cone after preliminary ionization, before entering sample introduction cone cone, sample in blowback pore cone needs the blowback air (usually selecting chemical and that physical property is stable elementary gas) be injected into act on further: blowback is fallen not by the large drop molecule of neutrality of electric field action, dry nebulization droplet, the Ionized effect of further increase, the existing structure integrated ceramic of heating that adopts is made more, involve great expense, sample utilisation is lower.
Utility model content
In view of this, need to overcome at least one in above-mentioned defect of the prior art.The utility model provides a kind of mass spectrometer blowback air structure, comprising:
There is the blowback gas coning of blowback air input port, be arranged on the internal support member of described blowback gas coning inside, be arranged on the inner and described internal support member of described blowback gas coning anterior and there is the sample introduction cone of sample introduction chamber, and be arranged on the peripheral heating ring of described sample introduction cone and form the back-up ring parts of path.
Compared with prior art, the existing structure integrated ceramic of heating that adopts is made more, and involve great expense, sample utilisation is lower; The utility model is simply arranged on sample introduction cone outside by using outsourcing standard heating ring, cost is low, and the heat tunnel increasing blowback air makes it possible to the pre-heat effect to blowback air, the temperature of suitable raising blowback air, the dry nebulization effect to ion can be improved further, increase more effective ion and enter follow-up system, the utilance of sample can be improved, and further improve the sensitivity of detection signal.
In addition, disclosed in the utility model, mass spectrometer blowback air structure also has following additional technical feature:
Further, described back-up ring number of components is 1, is arranged on the inner side of described blowback gas coning outer wall and forms the blowback air gas circuit of being bored front end chamber by described blowback air input port to described sample introduction with described heating ring.
Back-up ring parts can increase blowback air preheating channel, increase pre-heat effect, increase energy-saving effect further.
Further, described back-up ring number of components is more than or equal to 2, and described back-up ring parts to be staggered installation of successively outside the inner side and described internal support member of described blowback gas coning outer wall and to form the blowback air gas circuit of being bored front end chamber by described blowback air input port to described sample introduction with described heating ring.
The increase of back-up ring number of components, can increase blowback air preheating channel further.
Further, described heating ring is ceramic structure heating ring.
Further, bore junction, outside inside described ceramic structure heating ring with described sample introduction and there is microgap.
Further, described ceramic structure heating ring is by the supporting construction fixed support be arranged on inside described blowback gas coning, or by the supporting construction fixed support be arranged on described internal support member or described sample introduction cone, or by above-mentioned supporting construction in conjunction with fixed support.
Further, described microgap gap is between 0.01 to 0.5mm.
The aspect that the utility model is additional and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the schematic diagram of the utility model embodiment;
Wherein, 1, sample introduction cone, 2 blowback gas conings, 3 heating rings, 4 back-up ring parts, 5 gaps, 51 is blowback air input port.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " on ", D score, " end ", " top ", "front", "rear", " interior ", " outward ", the orientation of the instruction such as "left", "right" or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " connection ", " connection ", " being connected ", " connection ", " cooperation " should be interpreted broadly, and such as, can be fixedly connected with, connecting integratedly, also can be removably connect; It can be the connection of two element internals; Can be directly be connected, also indirectly can be connected by intermediary; For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Utility model design of the present utility model is as follows, and by using outsourcing standard heating ring to be simply arranged on sample introduction cone outside, and the heat tunnel increasing blowback air makes the pre-heat effect of blowback air better.
Describe in detail according to mass spectrometer blowback air structure of the present utility model below with reference to accompanying drawings, wherein, Fig. 1 is the schematic diagram of the utility model embodiment.
As shown in Figure 1, the mass spectrometer blowback air structure of the utility model specific embodiment, comprise: the blowback gas coning 2 with blowback air input port 51, be arranged on the internal support member of blowback gas coning 2 inside, be arranged on that blowback gas coning 2 is inner and internal support member is anterior and there is the sample introduction cone 1 of sample introduction chamber, and being arranged on sample introduction and boring the heating ring 3 of 1 periphery and form the back-up ring parts 4 of path.
According to embodiments more of the present utility model, back-up ring parts 4 quantity is 1, is arranged on the inner side of blowback gas coning 2 outer wall and forms the blowback air gas circuit of being bored 1 front end chamber by blowback air input port to sample introduction with heating ring 3.
Back-up ring parts 4 can increase blowback air preheating channel, increase pre-heat effect, increase energy-saving effect further.
According to embodiments more of the present utility model, back-up ring parts 4 quantity is more than or equal to 2, and back-up ring parts 4 to be staggered installation of successively outside the inner side and internal support member of blowback gas coning 2 outer wall and to form the blowback air gas circuit of being bored front end chamber by blowback air input port to sample introduction with heating ring 3.
The increase of back-up ring number of components, can increase blowback air preheating channel further.
According to an embodiment of the present utility model, heating ring 3 is ceramic structure heating ring.
What the utility model adopted is the ceramic structure heating ring of standard, not only easy for installation, and cost is also low simultaneously.
Further, bore 1 with sample introduction inside ceramic structure heating ring outside junction there is microgap 5.
According to an embodiment of the present utility model, ceramic structure heating ring is by the supporting construction fixed support be arranged on inside blowback gas coning 2, or by the supporting construction fixed support be arranged on internal support member or sample introduction cone, or by above-mentioned supporting construction in conjunction with fixed support.
Further, microgap 5 gap is between 0.01 to 0.5mm.
Although be described in detail embodiment of the present utility model with reference to multiple illustrative examples of the present utility model, but it must be understood that, those skilled in the art can design multiple other improvement and embodiment, these improve and embodiment by drop on the utility model principle spirit and scope within.Specifically, within the scope of aforementioned open, accompanying drawing and claim, rational modification and improvement can be made in the layout of parts and/or sub-combination layout, and spirit of the present utility model can not be departed from.Except modification and the improvement of parts and/or layout aspect, its scope is by claims and equivalents thereof.
Claims (7)
1. a mass spectrometer blowback air structure, it is characterized in that, comprise: the blowback gas coning with blowback air input port, be arranged on the internal support member of described blowback gas coning inside, be arranged on the inner and described internal support member of described blowback gas coning anterior and there is the sample introduction cone of sample introduction chamber, and be arranged on the peripheral heating ring of described sample introduction cone and form the back-up ring parts of path.
2. mass spectrometer blowback air structure according to claim 1, it is characterized in that, described back-up ring number of components is 1, is arranged on the inner side of described blowback gas coning outer wall and forms the blowback air gas circuit of being bored front end chamber by described blowback air input port to described sample introduction with described heating ring.
3. mass spectrometer blowback air structure according to claim 1, it is characterized in that, described back-up ring number of components is more than or equal to 2, and described back-up ring parts to be staggered installation of successively outside the inner side and described internal support member of described blowback gas coning outer wall and to form the blowback air gas circuit of being bored front end chamber by described blowback air input port to described sample introduction with described heating ring.
4. mass spectrometer blowback air structure according to claim 1, is characterized in that, described heating ring is ceramic structure heating ring.
5. mass spectrometer blowback air structure according to claim 4, is characterized in that, bores junction, outside have microgap inside described ceramic structure heating ring with described sample introduction.
6. mass spectrometer blowback air structure according to claim 5, it is characterized in that, described ceramic structure heating ring is by the supporting construction fixed support be arranged on inside described blowback gas coning, or by the supporting construction fixed support be arranged on described internal support member or described sample introduction cone, or by above-mentioned supporting construction in conjunction with fixed support.
7. mass spectrometer blowback air structure according to claim 5, is characterized in that, described microgap gap is between 0.01 to 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520112759.9U CN204391044U (en) | 2015-02-16 | 2015-02-16 | A kind of mass spectrometer blowback air structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520112759.9U CN204391044U (en) | 2015-02-16 | 2015-02-16 | A kind of mass spectrometer blowback air structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204391044U true CN204391044U (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520112759.9U Withdrawn - After Issue CN204391044U (en) | 2015-02-16 | 2015-02-16 | A kind of mass spectrometer blowback air structure |
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| CN (1) | CN204391044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104637777A (en) * | 2015-02-16 | 2015-05-20 | 江苏天瑞仪器股份有限公司 | Reverse air blowing structure for mass spectrometer |
-
2015
- 2015-02-16 CN CN201520112759.9U patent/CN204391044U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104637777A (en) * | 2015-02-16 | 2015-05-20 | 江苏天瑞仪器股份有限公司 | Reverse air blowing structure for mass spectrometer |
| CN104637777B (en) * | 2015-02-16 | 2017-05-17 | 江苏天瑞仪器股份有限公司 | Reverse air blowing structure for mass spectrometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150610 Effective date of abandoning: 20170517 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150610 Effective date of abandoning: 20170517 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |