CN206132704U - A sample holder dish that is arranged in geolas series laser ablation system sample cell - Google Patents
A sample holder dish that is arranged in geolas series laser ablation system sample cell Download PDFInfo
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- CN206132704U CN206132704U CN201621113408.0U CN201621113408U CN206132704U CN 206132704 U CN206132704 U CN 206132704U CN 201621113408 U CN201621113408 U CN 201621113408U CN 206132704 U CN206132704 U CN 206132704U
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- sample
- pallet
- geolas
- cell body
- degraded
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Abstract
The utility model provides a sample holder dish that is arranged in geolas series laser ablation system sample cell, tray are used for bearing the weight of transparent sample, A disc -shaped, and for complete transparent design, the tray top surface is equipped with rectangle cell body and two the circular sample targets, rectangle cell body and the equal unthreading bottom surface of circular sample target that are used for placing the rock thin slice. The utility model is used for place in the serial laser ablation system sample cell of the relevant geolas of company, fix thin slice and the sample target that is stained with the trade sample, be favorable to the optical observation among the transparent mineral test procedure to be applicable to the normal position analysis of mineral inclusion enclave, aerosol being infected with in the sample cell of reducible laser ablation production simultaneously to make test sample and standard samples be in the coplanar, reduced the sample cell internal volume, effectively shortened cleaning time, practice thrift test cost, also improved the accuracy and the accuracy that detect simultaneously. The utility model discloses simple structure, low in manufacturing cost, suitability are strong, have higher economic value.
Description
Technical field
This utility model provides a kind of sample degraded for the company's Geolas series lasers that are concerned with system sample pond
Pallet, belongs to laser ablation inductively coupled plasma-mass spectrometry field tests.
Background technology
Local laser degrade inductivity coupled plasma mass spectrometry have high spatial resolution, high sensitivity, low background, point
The advantages of analysis speed is fast, sample preparation is simple, has been widely used in the fields such as geology, material, biology.It by laser ablation system and
Inductivity coupled plasma mass spectrometry two parts are constituted, and wherein sample cell is the important component part of laser ablation system, inside it
Structure not only directly affects sample introduction efficiency and then determines the test accuracy and precision of experiment, also to the sight of sample in test process
Examine important.The unique design of the Geolas laser ablation systems of wherein relevant company is allowed in test process to saturating
Bright mineral carry out Real Time Observation, and can meet carries out in-situ study to the mineral or inclusion enclave on petrographic thin section.
Solid sample is degraded into aerosol by laser ablation inductively coupled plasma-mass spectrometry using laser ablation system, is led to
Cross carrier gas to be sent in inductivity coupled plasma mass spectrometry carry out the measure of constituent content, in order that there is no phase between each sample
Mutually pollution, tests after each sample spot the time logical carrier gas for having 30 to 60 seconds and comes cleaning sample pond degrading.Inclusion enclave is remembered
Condition flag during mineral formation is recorded, there is important indicative significance to geological process, the inclusion enclave in transparent mineral is general
Can just be observed only under microscopic transmissive optical condition and be further analyzed.Under normal circumstances, we use plasticine
By petrographic thin section and standard sample be fixed on diameter be about 54 mm and height for 8 mm sample cell in be analyzed test.
In test process, usually occur that analysis sample surfaces and standard sample apparent height are inconsistent, affect the essence of laser analysis
Degree and accuracy；Also, being put into the plasticine of sample cell can be infected with the gas produced in test process during analysis test
Colloidal sol, causes the scavenging period between sample spot longer, it is also possible to cause test background to gradually rise；In addition, plasticine
Opaqueness causes laser ablation system to be difficult to carry out transparent mineral and inclusion enclave the Real Time Observation in test process.
Therefore, the problem that prior art is present is, how under the premise of new pollution is not introduced, reduces aerosol in sample
Contamination phenomenon in pond, improves the precision and accuracy of laser ablation systematic analysiss, and realizes in test process to transparent
The Real Time Observation of mineral especially mineral inclusion.
Utility model content
Compared with prior art, this utility model degrades system there is provided a kind of for the company's Geolas series lasers that are concerned with
All-transparent sample tray in sample cell, is fixed by support of the sample tray to petrographic thin section and the sample target for being stained with standard specimen and is made
With, make analysis sample and standard sample in the same plane, improve certainty of measurement；Sample cell inner volume is effectively reduced simultaneously,
Steady air flow direction, improves testing precision and accuracy；Substitute plasticine to fix sample using pallet, can eliminate and test
The contamination phenomenon of aerosol in journey, reduces clearance time, improves detection precision, cost-effective；The design of all-transparent is caused
The optical observation of bright mineral and inclusion enclave is not affected, and realizes in test process to the Real Time Observation of sample.
Realize that the technical scheme that this utility model above-mentioned purpose is taken is：
A kind of sample tray degraded for the company's Geolas series lasers that are concerned with system sample pond, pallet is used to carry
Transparent sample, pallet is in the form of annular discs, it is characterised in that：Pallet is designed for all-transparent, and pallet defines top surface and bottom surface, pallet top
Face is provided with a rectangle cell body and two circular sample target position for placing petrographic thin section, rectangle cell body and circular sample
Product target position is not passed through bottom surface, and when petrographic thin section is positioned on rectangle cell body, petrographic thin section is concordant with pallet top surface.
Two circular sample target position are symmetricly set in two long sides of rectangle cell body.
Arc notch, the top surface of arc notch insertion pallet and bottom surface are provided with the tray side periphery.
The pallet be the mm disks of diameter 54, high 6 ~ 8 mm of disk.
The rectangle cell body 30 ~ 40mm of length, wide 20 ~ 28mm, deep 1.5mm, rectangle cell body middle part be provided with diameter 2.5 ~
The first through hole of 3.5mm, first through hole is used for the taking-up of petrographic thin section.
A diameter of 10 ~ the 12.7mm of two circular sample target position, deep 4 ~ 6mm, circular sample target position bottom is provided with diameter
Second through hole of 2.5 ~ 3.5mm, is provided with screw thread and screw in the second through hole, the regulation and sample target for sample position height
Take out.
The pallet is formed in one.
The pallet material is all-transparent acrylic or glass.
Compared with prior art, this utility model has advantages below：1st, this utility model is applied to relevant company
Geolas series lasers degrade the petrographic thin section in-situ study of system；2nd, this utility model is conducive to the test to transparent mineral
Optical observation is carried out in journey, and suitable for the in-situ study of mineral inclusion；3rd, this utility model is in Rock thin section analysis process
In effectively reduce volume in sample cell, save carrier gas, reduce testing cost；4th, this utility model contributes to reducing laser ablation
During contamination of the aerosol in sample cell that produce, effectively shorten clearance time, save testing cost；5th, this practicality is new
Type makes test sample and standard sample in same plane, can effectively improve sample detection degree of accuracy and accuracy；6th, this practicality
New structure is simple, low cost of manufacture, strong applicability, with higher economic worth.
Description of the drawings
Fig. 1 is sample tray structure top view provided by the utility model.
Fig. 2 is sample tray structure sectional view.
In figure：1st, pallet, 2, rectangle cell body, 3, circular sample target position, 4, first through hole, the 5, second through hole, 6, arc
Breach.
Specific embodiment
Detailed specific description is done to this utility model below in conjunction with drawings and the specific embodiments, but it is of the present utility model
Protection domain is not limited to following examples.
Such as the sample degraded for the company's Geolas series lasers that are concerned with system sample pond provided by the utility model
Shown in vertical view Fig. 1 of pallet, section view Fig. 2,1 one-tenth of pallet is discoid, and pallet defines top surface and bottom surface, and top surface is provided with for putting
The rectangle cell body 2 and two circular sample target position 3 of petrographic thin section are put, rectangle cell body 2 and two circular sample target position 3 are distinguished
Cave inward from pallet top surface and rectangularity groove and circular port but be not passed through bottom surface, when petrographic thin section is positioned over rectangle cell body
When on 2, petrographic thin section and the either flush of pallet 1.The bottom of rectangle cell body 2 is provided with first through hole 4, and first through hole 4 is through to support
Try to get to the heart of a matter face, for the taking-up of petrographic thin section.Two middle parts of circular sample target position 3 are provided with the second through hole 5, set in the second through hole 5
There are screw thread and screw, the taking-up of regulation and sample target for sample target height.Arc is further opened with the sidepiece periphery of pallet 1
V notch v 6, arc notch 6 is through to bottom surface from pallet top surface, to adapt to sample cell internal structure, pallet 1 is smoothly installed
In sample cell.
Pallet 1 be the mm disks of diameter 54, high 8 mm of disk；Rectangle cell body 2 long 40mm, wide 28mm, deep 1.5mm, first
Through-hole diameter 3mm, it is concordant with pallet top surface when thickness is positioned in pallet for the key rock thin slice of 1.5mm.Two circles
Sample target position 3 is symmetrical arranged, circular sample target position 3 for the mm of diameter 12.7, depth 5mm circular holes, a diameter of 3mm of the second through hole 5,
Screw thread and screw are provided with second through hole, by set screw with adjust sample target height so as to can fixed placement in pallet
It is interior and make sample target upper surface concordant with pallet top surface.Pallet 1 is formed in one structure；The material of pallet 1 can select transparent sub- gram
Power or glass material.
During work, pallet 1 is positioned in the sample cell of laser ablation inductively coupled plasma-mass spectrometry, by pallet
The appropriate adjustment of 1 position with obtain with sample cell inner structure coordinate after, fixed tray 1；Petrographic thin section is placed on into rectangular slot
In body 2, petrographic thin section surface and the either flush of pallet 1；The sample target for being stained with standard specimen is individually positioned in two circular sample target position 3
It is interior, sample target surface and the either flush of pallet 1 are made by set screw；Now, sample target and petrographic thin section with the top surface of pallet 1
Concordantly, then start instrument, sample is tested and analyzed.
This utility model is by arranging all-transparent pallet 1 so that the optical observation of transparent mineral and inclusion enclave is not by any
Affect, realize in test process to the Real Time Observation of sample；Reduce the sample of laser ablation inductively coupled plasma-mass spectrometry
Pond inner volume, while make analysis sample and standard sample in the same plane, so as to reach the effect of Accurate Analysis sample；Disappear
Except the contamination phenomenon of aerosol in test process, reduce carrier gas loss, it is cost-effective while, substantially increase sample detection
Precision；Product is cheap, highly versatile.By using pallet of the present utility model, scientific research personnel can be met and used
The needs of mineral and inclusion enclave on laser ablation inductively coupled plasma-mass spectrometry in-situ test petrographic thin section.
The content referred in above-described embodiment is this utility model preferably embodiment, not to limit of the present utility model
Fixed, without departing from the concept of the premise utility, any obvious replacement is protection domain of the present utility model
Within.
Claims (8)
1. a kind of sample tray degraded for Geolas series lasers in system sample pond, pallet is used to carry transparent sample,
Pallet is in the form of annular discs, it is characterised in that：Pallet is designed for all-transparent, and pallet defines top surface and bottom surface, and pallet top surface is provided with
One is used to place the rectangle cell body and two circular sample target position of petrographic thin section, and rectangle cell body and circular sample target position are equal
Bottom surface is not passed through, when petrographic thin section is positioned on rectangle cell body, petrographic thin section is concordant with pallet top surface.
2. the sample tray degraded for Geolas series lasers in system sample pond according to claim 1, its feature
It is：Two circular sample target position are symmetricly set in two long sides of rectangle cell body.
3. the sample tray degraded for Geolas series lasers in system sample pond according to claim 1, its feature
It is：Arc notch, the top surface of arc notch insertion pallet and bottom surface are provided with the tray side periphery.
4. the sample tray degraded for Geolas series lasers in system sample pond according to claim 1, its feature
It is：The pallet be the mm disks of diameter 54, the high 6 ~ 8mm of disk.
5. the sample tray degraded for Geolas series lasers in system sample pond according to claim 1, its feature
It is：The rectangle cell body 30 ~ 40mm of length, wide 20 ~ 28mm, deep 1.5mm, rectangle cell body middle part be provided with diameter 2.5 ~
The first through hole of 3.5mm, first through hole is used for the taking-up of petrographic thin section.
6. the sample tray degraded for Geolas series lasers in system sample pond according to claim 1, its feature
It is：A diameter of 10 ~ the 12.7mm of two circular sample target position, deep 4 ~ 6mm, circular sample target position bottom be provided with diameter 2.5 ~
Second through hole of 3.5mm, is provided with screw thread and screw in the second through hole, regulation and sample target for sample position height takes
Go out.
7. the sample carrier degraded for Geolas series lasers in system sample pond according to any one of claim 1-6
Disk, it is characterised in that：The pallet is formed in one.
8. the sample carrier degraded for Geolas series lasers in system sample pond according to any one of claim 1-6
Disk, it is characterised in that：The pallet material is all-transparent acrylic or glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621113408.0U CN206132704U (en) | 2016-10-11 | 2016-10-11 | A sample holder dish that is arranged in geolas series laser ablation system sample cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621113408.0U CN206132704U (en) | 2016-10-11 | 2016-10-11 | A sample holder dish that is arranged in geolas series laser ablation system sample cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206132704U true CN206132704U (en) | 2017-04-26 |
Family
ID=58572732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621113408.0U Expired - Fee Related CN206132704U (en) | 2016-10-11 | 2016-10-11 | A sample holder dish that is arranged in geolas series laser ablation system sample cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206132704U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442699A (en) * | 2016-10-11 | 2017-02-22 | 中山大学 | Sample tray for sample cell of Geolas series laser ablation system |
| CN111141811A (en) * | 2019-12-26 | 2020-05-12 | 中国科学院地质与地球物理研究所 | Target holder assembly of ion probe and method for preparing sample target of ion probe |
-
2016
- 2016-10-11 CN CN201621113408.0U patent/CN206132704U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442699A (en) * | 2016-10-11 | 2017-02-22 | 中山大学 | Sample tray for sample cell of Geolas series laser ablation system |
| CN111141811A (en) * | 2019-12-26 | 2020-05-12 | 中国科学院地质与地球物理研究所 | Target holder assembly of ion probe and method for preparing sample target of ion probe |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 Termination date: 20171011 |
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| CF01 | Termination of patent right due to non-payment of annual fee |