CN207541028U - A kind of gas-chromatography and mass spectrum transmitting device - Google Patents
A kind of gas-chromatography and mass spectrum transmitting device Download PDFInfo
- Publication number
- CN207541028U CN207541028U CN201721283989.7U CN201721283989U CN207541028U CN 207541028 U CN207541028 U CN 207541028U CN 201721283989 U CN201721283989 U CN 201721283989U CN 207541028 U CN207541028 U CN 207541028U
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- Prior art keywords
- guide rod
- transmitting device
- chromatographic column
- gas
- mass spectrum
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Abstract
The utility model discloses a kind of gas-chromatography and mass spectrum transmitting device, including：Heating component, seal member, chromatographic column Transmission Part and chromatographic column guide rod；Heating component is located in normal environment, and including the component being assembled by heating element, temperature feedback element and metal temperature conductive block, heating element and temperature feedback element are mounted in metal temperature conductive block；Chromatographic column Transmission Part includes flange base and the metal guide rod with through-hole forms, and flange base center has through hole, and metal guide rod passes through through hole unicom normal environment and vacuum environment；It is coupled at the top of chromatographic column guide rod and metal guide rod, has and the matched pilot hole of through-hole；Seal member is partially installed in the groove of the lower part of flange base and is squeezed with vacuum cavity outer surface and is bonded；Gas-chromatography disclosed in the utility model and mass spectrum transmitting device are not only simple in structure relative to the prior art and dismount more convenient.
Description
Technical field
The utility model belongs to species analysis field more particularly to a kind of gas-chromatography and mass spectrum transmitting device.
Background technology
Gas-chromatography and the core design problem of mass spectrum transmitting device are primarily present in the shielding of heating component heat source at present
With chromatographic column be oriented to and ion source dismounting on, i.e. the temperature in use of gas-chromatography and mass spectrum transmitting device at 200 °C to 300 °C,
This requires reducing heat source in the case where meeting itself use to transmit to other component, the shadow to other component performance is reduced
It rings；Some existing Technology designs can not reduce heat source, therefore indirectly other component performance can be impacted；It is existing
Technology by gas chromatograph and it is mass spectrometric be used in combination, respective speciality can be played, mixture can effectively be divided
From and identification, chromatographic column Transmission Part one end connection gas chromatograph, other end connection mass spectrograph, the chromatographic column in gas chromatograph
It is the ionization box reached by chromatographic column Transmission Part in mass spectrometer ion source, it is same in design for the ease of later maintenance ion source
In the presence of the high price cost that dismounting is complicated and brings when complicated during the guide rod of chromatographic column Transmission Part linking, it is therefore desirable to seek
Look for a kind of technical solution to solve the above problems.
Utility model content
In view of this, it needs to overcome at least one of drawbacks described above of the prior art.The utility model provides one
Kind gas-chromatography and mass spectrum transmitting device, including：Heating component, seal member, chromatographic column Transmission Part and chromatographic column guide rod；
The heating component is located in normal environment, including by heating element, temperature feedback element and metal temperature conductive block assembling and
Into component, the heating element and the temperature feedback element are mounted in the metal temperature conductive block；The chromatographic column
Transmission Part includes flange base and the metal guide rod with through-hole forms, and the flange base center has through hole, the gold
Belong to guide rod and pass through the through hole unicom normal environment and vacuum environment；The chromatographic column guide rod and metal guide rod top
It is coupled, has and the matched pilot hole of the through-hole；The seal member is partially installed on the recessed of the lower part of the flange base
It squeezes in slot and with vacuum cavity outer surface and is bonded.
According to described in the prior art, the prior art passes through gas chromatograph and mass spectrometric in this patent background technology
It closes and uses, respective speciality can be played, mixture effectively can be detached and be identified, chromatographic column Transmission Part one end connection gas
Chromatography, other end connection mass spectrograph, the chromatographic column in gas chromatograph be by chromatographic column Transmission Part reach mass spectrograph from
Ionization box in component for the ease of later maintenance ion source, exists in the guide rod that design is connected with chromatographic column Transmission Part
Dismounting is complicated and the high price cost brought when complicated；And gas-chromatography disclosed in the utility model is filled with mass spectrum transmission
It puts, be not only simple in structure relative to the prior art and dismount and is more convenient.
In addition, also there is following supplementary technology spy according to disclosed in the utility model for the location structure of more collimators
Sign：
Further, the heating component further includes the temperature sensor or temperature feedback member for controlling temperature in real time
Part.
Further, the seal member is O-ring seal.
Further, the O-ring seal is viton seal ring.
Further, the design of the flange base reduces axial cross section product, that is, reduces effective thickness, can drop significantly
Low temperature is spread to other device assemblies.
Further, the flange base includes cylindrical body portion and edge disk body part, the cylinder body portion
It is divided into endoporus thin-wall construction, the edge disk body section sets up the groove for being equipped with and reducing disk body effective thickness separately.
Further, the transmitting device is further included between the chromatographic column guide rod and the metal guide rod
Elastomeric element.
Further, the elastomeric element is spring.
Further, the chromatographic column guide rod includes the bar portion with the guide through hole and is coupled tool with the lower part
It is useful for the guide flange with the chamber of cooperation at the top of the metal guide rod and the flange positioned at the chromatographic column guide rod lower part
Portion, the elastomeric element are located between the protrusion on the ring flange and the through hole inner wall.
Further, the guide flange portion of the chromatographic column guide rod includes screwing buckle structure or screw thread knot
Structure.
Further, the chromatographic column guide rod and the metal guide rod are coupled by screwing buckle or spiral marking connection.
Preferably, the side that the guide through hole is coupled with the metal guide rod, the guide through hole have chamfering.
Further, the heating element and the temperature feedback element are installed on the semicircle of the metal temperature conductive block
In connected in star, then by front and rear metal plate piece with screw lock on the round bar part of chromatographic column Transmission Part.
The additional aspect of the utility model and advantage will be set forth in part in the description, partly will be from following description
In become apparent or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model from the following description of the accompanying drawings of embodiments will
Become apparent and be readily appreciated that, wherein：
Fig. 1 is the diagrammatic cross-section of the embodiment of the utility model, is the B-B directions in Fig. 2；
Fig. 2 is the C-C directional profile schematic diagrames in Fig. 1；
Fig. 3 is the diagrammatic cross-section without heating component in Fig. 1；
In figure, 1 heating component, 11 heating elements, 12 metal temperature conductive blocks, 13 temperature feedback elements, the sealing of 2O types
Circle, 3 chromatographic column Transmission Parts, 4 chromatographic column guide rods, 5 elastomeric elements, sheet metal component before and after 6,7 metal guide rods, 8 vacuum brazing knots
Structure.
Specific embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model
Limitation.
In the description of the present invention, it is to be appreciated that term " on ", " under ", " bottom ", " top ", "front", "rear",
The orientation or position relationship of the instructions such as " interior ", " outer ", " horizontal stroke ", " perpendicular ", " inside ", " outside " be based on orientation shown in the drawings or
Position relationship is for only for ease of description the utility model and simplifies description rather than instruction or imply signified device or member
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " joins
Connect ", " connection ", " connected ", " connection ", " cooperation " should be interpreted broadly, for example, it may be being fixedly connected, be integrally connected,
Can be detachably connected；It can be the connection inside two elements；It can be directly connected, it can also be by between intermediary
It connects connected；" cooperation " can be the cooperation in face and face or point and the cooperation in face or line and face, also matching including hole axle
It closes, for the ordinary skill in the art, can understand that above-mentioned term is specific in the utility model with concrete condition
Meaning.
The alignment device of the steel bonding piece of the utility model described below with reference to accompanying drawings.
Embodiment according to the present utility model, as shown in Figure 1, 2, 3, gas-chromatography disclosed in the utility model are passed with mass spectrum
Defeated device, including a kind of gas-chromatography and mass spectrum transmitting device, including：Heating component 1, seal member, chromatographic column Transmission Part 3 with
And chromatographic column guide rod 4；The heating component 1 is located in normal environment, including by heating element 11,13 and of temperature feedback element
The component that metal temperature conductive block 12 is assembled, the heating element 11 and the temperature feedback element 13 are mounted on the gold
Belong on temperature conduction block 12；The chromatographic column Transmission Part 3 includes flange base and the metal guide rod 7 with through-hole forms, described
Flange base center has through hole, and the metal guide rod 7 passes through the through hole unicom normal environment and vacuum environment；It is described
Chromatographic column guide rod 4 is coupled with 7 top of metal guide rod, has and the matched pilot hole of the through-hole；The seal member
It is partially installed in the groove of the lower part of the flange base and is squeezed with vacuum cavity outer surface and is bonded.
According to described in the prior art, the prior art passes through gas chromatograph and mass spectrometric in this patent background technology
It closes and uses, respective speciality can be played, mixture effectively can be detached and be identified, the connection of 3 one end of chromatographic column Transmission Part
Gas chromatograph, other end connection mass spectrograph, the chromatographic column in gas chromatograph is to reach mass spectrograph by chromatographic column Transmission Part 3
Ionization box in ion source for the ease of later maintenance ion source, is deposited in the guide rod that design is connected with chromatographic column Transmission Part 3
In the high price cost that dismounting is complicated and brings when complicated；And gas-chromatography disclosed in the utility model is filled with mass spectrum transmission
It puts, be not only simple in structure relative to the prior art and dismount and is more convenient.
In addition, also there is following supplementary technology spy according to disclosed in the utility model for the location structure of more collimators
Sign：
Embodiment according to the present utility model, the heating component 1 further include the temperature sensing for controlling temperature in real time
Device or temperature feedback element 13.
Embodiment according to the present utility model, the seal member are O-ring seal 2.
Preferably, the O-ring seal 2 is viton seal ring.
Embodiment according to the present utility model, the design of the flange base reduce axial cross section product, that is, reduce effective
Wall thickness can substantially reduce temperature and be spread to other device assemblies.
Further, the flange base includes cylindrical body portion and edge disk body part, the cylindrical body portion
For endoporus thin-wall construction, the edge disk body section sets up the groove for being equipped with and reducing disk body effective thickness separately.
Some embodiments according to the present utility model, the transmitting device are further included mounted on the chromatographic column guide rod 4
Elastomeric element 5 between the metal guide rod 7.
Preferably, the elastomeric element 5 is spring.
Embodiment according to the present utility model, the chromatographic column guide rod 4 include with the guide through hole bar portion and
It is coupled with the lower part with for the chamber coordinated with 7 top of metal guide rod and under the chromatographic column guide rod 4
The guide flange portion of the flange in portion, the elastomeric element 5 are located between the protrusion on the ring flange and the through hole inner wall.
Preferably, the guide flange portion of the chromatographic column guide rod 4 includes screwing buckle structure or helicitic texture.
Embodiment according to the present utility model, the chromatographic column guide rod 4 is with the metal guide rod 7 by screwing buckle connection
Knot or spiral marking connection.
Preferably, the side that the guide through hole is coupled with the metal guide rod 7, the guide through hole have chamfering.
Embodiment according to the present utility model, the heating element 11 and the temperature feedback element 13 are installed on the gold
In the semi-circular recesses for belonging to temperature conduction block 12, then lockked in the circle of chromatographic column Transmission Part 3 by front and rear metal plate piece screw
On rod piece.
It is any to refer to that " one embodiment ", " embodiment ", " illustrative examples " etc. mean to combine embodiment description
Specific component, structure or feature are contained at least one embodiment of the utility model.Show in this specification everywhere this
The statement of meaning property is not necessarily referring to identical embodiment.Moreover, when describing specific component, structure or s person with reference to any embodiment
During feature, advocated, component, structure or feature with reference to as being realized other embodiments all fall within art technology
Within the scope of personnel.
Although multiple illustrative examples with reference to the utility model carry out specific embodiment of the present utility model
Detailed description, it must be understood that those skilled in the art can be designed that various other improvement and embodiment, these change
It will be fallen within the spirit and scope of the utility model principle into embodiment.Specifically, in aforementioned disclosure, attached drawing and power
Within the scope of profit requirement, make rational modification in terms of the arrangement that can be laid out in parts and/or sub-combination and change
Into without departing from the spirit of the utility model.In addition to the variations and modifications in terms of parts and/or layout, range is by institute
Attached claim and its equivalent limit.
Claims (13)
1. a kind of gas-chromatography and mass spectrum transmitting device, which is characterized in that including：Heating component, seal member, chromatographic column transmission
Part and chromatographic column guide rod；
The heating component is located in normal environment, packaged including being conducted by heating element, temperature feedback element and metal temperature
With into component, the heating element and the temperature feedback element are mounted in the metal temperature conductive block；
The chromatographic column Transmission Part includes flange base and the metal guide rod with through-hole forms, and the flange base center has
Through hole, the metal guide rod pass through the through hole unicom normal environment and vacuum environment；
It is coupled at the top of the chromatographic column guide rod and the metal guide rod, has and the matched pilot hole of the through-hole；
The seal member is partially installed in the groove of the lower part of the flange base and is squeezed with vacuum cavity outer surface and pasted
It closes.
2. gas-chromatography according to claim 1 and mass spectrum transmitting device, which is characterized in that the heating component further includes
For controlling the temperature sensor of temperature or temperature feedback element in real time.
3. gas-chromatography according to claim 1 and mass spectrum transmitting device, which is characterized in that the seal member is O-shaped
Sealing ring.
4. gas-chromatography according to claim 3 and mass spectrum transmitting device, which is characterized in that the O-ring seal is fluorine
Rubber seal.
5. gas-chromatography according to claim 1 and mass spectrum transmitting device, which is characterized in that the design of the flange base
Axial cross section product is reduced, that is, reduces effective thickness, temperature can be substantially reduced and spread to other device assemblies.
6. gas-chromatography according to claim 5 and mass spectrum transmitting device, which is characterized in that the flange base includes circle
Column main part and edge disk body part, the cylindrical body portion are endoporus thin-wall construction, and the edge disk body section, which sets up separately, to be put
It is reduced the groove of disk body effective thickness.
7. gas-chromatography according to claim 1 and mass spectrum transmitting device, which is characterized in that the transmitting device further includes
Elastomeric element between the chromatographic column guide rod and the metal guide rod.
8. gas-chromatography according to claim 7 and mass spectrum transmitting device, which is characterized in that the elastomeric element is bullet
Spring.
9. gas-chromatography according to claim 1 and mass spectrum transmitting device, which is characterized in that the chromatographic column guide rod packet
It includes the bar portion with guide through hole and is coupled with lower part with for the chamber coordinated at the top of the metal guide rod and positioned at institute
The guide flange portion of the flange of chromatographic column guide rod lower part is stated, elastomeric element is located on the ring flange and the through hole inner wall
Protrusion between.
10. gas-chromatography according to claim 9 and mass spectrum transmitting device, which is characterized in that the chromatographic column guide rod
The guide flange portion include screw buckle structure or helicitic texture.
11. gas-chromatography according to claim 1 and mass spectrum transmitting device, which is characterized in that the chromatographic column guide rod
It is coupled or spiral marking connection by screwing buckle with the metal guide rod.
12. gas-chromatography and mass spectrum transmitting device according to claim 1 or 9, which is characterized in that guide through hole and metal
The side that guide rod is coupled, the guide through hole have chamfering.
13. gas-chromatography according to claim 1 and mass spectrum transmitting device, which is characterized in that the heating element and institute
It states temperature feedback element to be installed in the semi-circular recesses of the metal temperature conductive block, then passes through front and rear metal plate piece screw
It locks on the round bar part of chromatographic column Transmission Part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283989.7U CN207541028U (en) | 2017-10-01 | 2017-10-01 | A kind of gas-chromatography and mass spectrum transmitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283989.7U CN207541028U (en) | 2017-10-01 | 2017-10-01 | A kind of gas-chromatography and mass spectrum transmitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207541028U true CN207541028U (en) | 2018-06-26 |
Family
ID=62609918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721283989.7U Active CN207541028U (en) | 2017-10-01 | 2017-10-01 | A kind of gas-chromatography and mass spectrum transmitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207541028U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726798A (en) * | 2019-11-27 | 2020-01-24 | 上海华力微电子有限公司 | Sample introduction sealing device, gas chromatography-mass spectrometer and chromatographic column replacement method |
| CN112834676A (en) * | 2020-12-31 | 2021-05-25 | 杭州谱育科技发展有限公司 | Interface device for mass spectrum and chromatogram and installation method |
-
2017
- 2017-10-01 CN CN201721283989.7U patent/CN207541028U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726798A (en) * | 2019-11-27 | 2020-01-24 | 上海华力微电子有限公司 | Sample introduction sealing device, gas chromatography-mass spectrometer and chromatographic column replacement method |
| CN110726798B (en) * | 2019-11-27 | 2022-04-15 | 上海华力微电子有限公司 | Sample introduction sealing device, gas chromatography-mass spectrometer and chromatographic column replacement method |
| CN112834676A (en) * | 2020-12-31 | 2021-05-25 | 杭州谱育科技发展有限公司 | Interface device for mass spectrum and chromatogram and installation method |
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