CN206225319U - A kind of sampling device for Thermal desorption sample introduction - Google Patents
A kind of sampling device for Thermal desorption sample introduction Download PDFInfo
- Publication number
- CN206225319U CN206225319U CN201621232761.0U CN201621232761U CN206225319U CN 206225319 U CN206225319 U CN 206225319U CN 201621232761 U CN201621232761 U CN 201621232761U CN 206225319 U CN206225319 U CN 206225319U
- Authority
- CN
- China
- Prior art keywords
- thermal desorption
- groove
- circular
- sampling device
- flat board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
It is a kind of for solid or the sampling device of liquid Thermal desorption sample introduction, including a circular flat board, offer one for placing in circular flat board upper surface " o " circle annular groove, in annular groove, circular flat board upper surface offer one for the sample that tiles the first groove；A circular protrusions are provided with circular flat board lower surface middle part, second groove for being connected with electric machine component is offered in circular protrusions lower surface.Second groove is used to be connected with electric machine assembly, completes sampling action." o " circle is placed in annular groove, for ensureing that Thermal desorption cavity is sealed.Device in the utility model is used cooperatively with Thermal desorption injector, it is adaptable to the sample introduction analysis of solid or fluid sample.
Description
Technical field
The utility model is applied to a kind of sample storing unit component for ion mobility spectrometry Thermal desorption sample introduction, with pyrolysis
Analysis injector is used cooperatively, it is adaptable to the sample introduction analysis of solid or fluid sample.
Background technology
One kind point that ion mobility spectrometry (Ion Mobility Spectrometry, IMS) century 70 of technology 20 occurs
From detection technique, compared with traditional mass spectrum, chromatographic apparatus, with simple structure, sensitivity is high, and analyze speed is fast, as a result may be used
By the characteristics of.
Thermal desorption injector is that, for the essential element in multifunction ion migration spectrum fast detector, its performance is good
It is bad, directly determine the overall performance of sample introduction efficiency and ion mobility spectrometry.Its heating is all by heating rod temperature control heating, heating
Temperature belongs to thermostatic control pattern, and the heat time is different according to heating rod power, current use time scope 5-30min.Heating
It is slow, and observable index is higher for instrument.
For Thermal desorption injector sampling device currently without commercialization instrument, each research unit is all according to different instrument
The use requirement of device, carries out respective design and improves sampling device.Fluid sample is analyzed, such as patented invention one
Plant the sample introduction thin slice (patent No. for ion mobility spectrometry injector：ZL201320577522.9).Device in the utility model
Be it is special be used in as filter paper be difficult it is hand-held it is small enter print design.
Utility model content
A kind of sampling device for Thermal desorption sample introduction, including a circular flat board, one is offered in circular flat board upper surface
For placing " o " circle annular groove, in annular groove, circular flat board upper surface offer one for tiling the first of sample
Groove；A circular protrusions are provided with circular flat board lower surface middle part, one is offered for being filled with motor in circular protrusions lower surface
Put the second groove of component connection.
Circular protrusions are coaxial with circular flat board.Circular plate diameter is more than circular protrusions diameter；The difference of diameter is more than 2mm.
Circular flat board lower surface, circular protrusions side surface are shiny surface, and it is fixation face.It is with the first groove in annular groove
Circle, and they are coaxial with circular flat board.
Circular flat board is structure as a whole with circular protrusions, and material is polytetrafluoroethylmaterial material or pik material, circular flat
Plate is coaxial with circular protrusions；Circular plate height 1-3mm, circular protrusions height 2-5mm；First groove cavity holds treats test sample
Product, constitute a Thermal desorption cavity part；" o " circle is placed in annular groove, for ensureing that Thermal desorption cavity is sealed.
First groove is designed and thermal source injector location matches, and depth is 0.5-2mm, diameter 0.5-1cm.In first groove
Tile a thin rounded flakes, and material is filter paper, aluminium or stainless steel, for central heat source, makes the rapid Thermal desorption of object to be analyzed.
Second groove is used to be connected with electric machine assembly, completes sampling device sealing action.
Brief description of the drawings
Describe in further detail below in conjunction with the accompanying drawings.
Fig. 1 (1) is a kind of sampling device longitudinal direction planing surface figure for Thermal desorption sample introduction；
Fig. 1 (2) is round platform indent trench bottom tiling thin slice on a kind of sampling device for Thermal desorption sample introduction；
Fig. 1 (3) is " o " circle in a kind of sampling device annular groove for Thermal desorption sample introduction；
Fig. 1 (4) is the component that a kind of groove of sampling device second for Thermal desorption sample introduction is connected with injector motor；
In figure, 1 is the first groove；2 is annular groove；3 is the second groove.
Specific embodiment
A kind of sampling device for Thermal desorption sample introduction, including a circular flat board, one is offered in circular flat board upper surface
For placing " o " circle annular groove 2, in annular groove, circular flat board upper surface offer one for the of the sample that tiles
One groove 1, circular flat board is coaxial with annular groove and the first groove, the diameter 20mm of the first groove 1, annular groove 2 and first
The difference of the diameter of groove 1 is 4mm, and the depth of 2 and first groove of annular groove 1 is 1mm；
A circular protrusions are provided with circular flat board lower surface middle part, circular protrusions are coaxial with circular flat board.In circular protrusions
Lower surface offers second groove (3) for being connected with electric machine component.Second depth of groove 2mm, diameter 16mm.And
Plane is also configured as being to justify row flat board that just size can be embedded in the second groove on the connected component of motor.
Circular flat board lower surface, circular protrusions side surface are shiny surface, and it is fixation face.
Embodiment 1：
Circular plate height 3mm, diameter 25mm；Inside set the first groove 1, diameter 20mm；First groove cavity holds to be measured
Sample, constitutes a Thermal desorption cavity part；First groove is coaxial with circular flat board, one thin rounded flakes of interior tiling, material be filter paper,
Aluminium or stainless steel 4.Bottom portion of groove material can effective central heat source so that target component concentrates Thermal desorption, improves sampling efficiency.
Embodiment 2：
Circular plate height 3mm, diameter 25mm；, offer one for placing in circular flat board upper surface " o " circle annular
Groove 2.2 and first groove of annular groove 1 is spaced 1mm, and the depth of 2 and first groove of annular groove 1 is 1mm；In annular groove 2
" o " circle 5 is placed, for ensureing that Thermal desorption cavity is sealed, sampling efficiency is improved, and then improve detection sensitivity.
Embodiment 3：
A circular protrusions are provided with circular flat board lower surface middle part, circular flat board is structure as a whole with circular protrusions, material
It is polytetrafluoroethylmaterial material or pik material；Circular plate height 3mm, circular protrusions height 4mm；Second is set in circular protrusions
Groove 3, the second groove is used to be connected with electric machine assembly, completes sampling device sealing action.Second depth of groove 2mm, diameter
16mm.And plane is round platform 6 on the connected component of motor, just size diameter can be embedded in the second groove for 15mm.Motor
Round platform component is promoted, active force is passed into the groove of sampling device second, and then sample in the first groove is received one and " push away
It is dynamic " active force, analyzing efficiency can be improved, improve detection sensitivity.
Claims (9)
1. a kind of sampling device for Thermal desorption sample introduction, it is characterised in that：Including a circular flat board, in circular flat board upper surface
One is offered for placing " o " circle annular groove (2), in annular groove, circular flat board upper surface offer one for putting down
Spread first groove (1) of sample；A circular protrusions are provided with circular flat board lower surface middle part, are offered in circular protrusions lower surface
One the second groove (3) for being connected with electric machine component.
2. the sampling device for Thermal desorption sample introduction according to claim 1, it is characterised in that：Circular protrusions and circular flat
Plate is coaxial.
3. the sampling device for Thermal desorption sample introduction according to claim 1, it is characterised in that：Circular plate diameter is more than
Circular protrusions diameter；The difference of diameter is more than 2mm.
4. the sampling device for Thermal desorption sample introduction according to claim 1, it is characterised in that：Circular flat board lower surface,
Circular protrusions side surface is shiny surface, and it is fixation face.
5. the sampling device for Thermal desorption sample introduction according to claim 1, it is characterised in that：Annular groove (2) and
One groove (1) is circle, and they are coaxial with circular flat board.
6. a kind of sampling device for Thermal desorption sample introduction according to claim 1, it is characterised in that：Circular flat board and circle
Shape projection is structure as a whole, and material is polytetrafluoroethylmaterial material or pik material, and circular flat board is coaxial with circular protrusions；It is circular
Plate height 1-3mm, circular protrusions height 2-5mm；First groove cavity holds testing sample, constitutes Thermal desorption cavity one
Point；" o " circle is placed in annular groove, for ensureing that Thermal desorption cavity is sealed.
7. a kind of sampling device for Thermal desorption sample introduction according to claim 1, it is characterised in that：First groove is designed
With thermal source injector location matches, depth is 0.5-2mm, diameter 0.5-1cm.
8. a kind of sampling device for Thermal desorption sample introduction according to claim 1 and 3, it is characterised in that：First groove
One thin rounded flakes of interior tiling, material is filter paper, aluminium or stainless steel, for central heat source, makes the rapid Thermal desorption of object to be analyzed.
9. a kind of sampling device for Thermal desorption sample introduction according to claim 1, it is characterised in that：Second groove is used for
It is connected with electric machine assembly, completes sampling device sealing action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621232761.0U CN206225319U (en) | 2016-11-17 | 2016-11-17 | A kind of sampling device for Thermal desorption sample introduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621232761.0U CN206225319U (en) | 2016-11-17 | 2016-11-17 | A kind of sampling device for Thermal desorption sample introduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206225319U true CN206225319U (en) | 2017-06-06 |
Family
ID=58792732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621232761.0U Expired - Fee Related CN206225319U (en) | 2016-11-17 | 2016-11-17 | A kind of sampling device for Thermal desorption sample introduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206225319U (en) |
-
2016
- 2016-11-17 CN CN201621232761.0U patent/CN206225319U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101598641B (en) | Device for collecting and testing gas generated in lithium ion battery | |
| RU2015109578A (en) | Thermal sampler | |
| WO2012078650A3 (en) | Transdermal sampling and analysis device | |
| CN104090001A (en) | Method for evaluating corrosivity of polluted soil | |
| CN102539472A (en) | Method for measuring heat conductivity of poor conductor by using steady-state comparison | |
| CN109239434A (en) | The measuring device of surface potential on-line monitoring | |
| CN206225319U (en) | A kind of sampling device for Thermal desorption sample introduction | |
| CN101949877A (en) | Method for measuring edible oleic acid value based on conductivity | |
| CN204439591U (en) | A kind of working electrode of electrochemical property test three-electrode system | |
| MY166813A (en) | Methods of analyzing a reservoir fluid sample during or after collection of the sample using an analyzer | |
| CN202996768U (en) | Sample injection plate for thermal resolving sample injector | |
| CN103149270B (en) | Method for detecting grease by utilizing ion mobility spectrometer | |
| CN203148760U (en) | Micro heating dispelling device | |
| KR101441997B1 (en) | Portable type hand press for preparing sample for xrf measurement | |
| CN204116195U (en) | Portable hydrophobic nature proving installation | |
| CN203101213U (en) | Rapid moisture detector | |
| CN203491212U (en) | A sample-injecting slice for an ion mobility spectrometry sample injector | |
| CN103954836B (en) | A kind of carbon mono-filaments specific insulation method of testing and its test bracket used | |
| CN102520037B (en) | Method and electrode assembly for measuring furaldehyde in transformer oil | |
| CN205665114U (en) | Prestrain dry -wet cycle compression test's device | |
| CN104166049B (en) | A kind of soil resistivity test device of insulating materials | |
| CN204536205U (en) | Based on the electrochemical cell of electrochemical in-situ-Surface enhanced raman spectroscopy chip | |
| CN201476992U (en) | Collection and detection device for gas generated inside lithium ion battery | |
| CN203178242U (en) | Hydrogen flame detector nozzle of gas chromatograph | |
| CN203324137U (en) | Rapid tester for content of dry rubber of natural rubber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20191117 |