CN204594765U - For the special sampling die of asphalt sample of ATR-FTIR test - Google Patents
For the special sampling die of asphalt sample of ATR-FTIR test Download PDFInfo
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- CN204594765U CN204594765U CN201520223309.7U CN201520223309U CN204594765U CN 204594765 U CN204594765 U CN 204594765U CN 201520223309 U CN201520223309 U CN 201520223309U CN 204594765 U CN204594765 U CN 204594765U
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- atr
- sampling die
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- asphalt
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Abstract
The utility model relates to a kind of special sampling die of asphalt sample for ATR-FTIR test, described special sampling die adopts silicon rubber as base material and silicon dioxide as filler, sulfidization molding, described special sampling die is provided with sample preparation groove according to the shape of ATR annex sample cell and size, the opening size of described sample preparation groove is that the length of side of ATR annex sample cell or diameter deduct 1mm, and the degree of depth of described sample preparation groove is 2mm.Feature of the present utility model is the not sticky feature utilizing pitch and silicon rubber, after asphalt sample cooling, can directly take out from mould, size and the ATR annex sample cell of asphalt sample match and can fit completely with ATR annex sample cell, ensure the precision of quantitative test, solving road petroleum bitumen sample is easily aging and manually apply lack of homogeneity, affect the problem of quantitative test precision.
Description
Technical field
The utility model relates to pitch sample preparation field, particularly a kind of special sampling die of asphalt sample for ATR-FTIR test.
Background technology
Infrared spectroscopy is an important means in organic compound structure qualification, has vital role at the qualification aspect of carrying out organic structural analysis, particularly functional group.At present, infrared spectroscopy has become the important means that in SBS modified bitumen, SBS volume is analyzed.ATR-FTIR (Attenuated Total Reflection Fourier Transformed InfraredSpectroscopy, attenuated total reflection FFIR) method of testing is as the important branch of infrared spectroscopy, it is dripped by fluid sample or solid sample is pulverized rear spreading on ATR annex sample cell, detect rear solvent scouring, there is the advantage that sample preparation is simple, detection speed is fast.Current ATR-FTIR analytical technology has been successfully applied to the crude oil and gasoline, diesel oil, lubrication wet goods oils that normal temperature current downflow is better, viscosity is less, but under normal temperature in solid-state bi tumenf orr oad sample, need first to heat it, ATR annex sample cell could be spread upon with glass bar, smear difficulty and lack of homogeneity, easily measurement accuracy and precision are had a negative impact.In addition, asphalt sample can occur aging in the process of heating, for the examination of infrared spectrum of asphalt sample, the testing time of same asphalt sample is generally not less than 3 times, therefore the heating times of asphalt sample is also not less than 3 times, heating so repeatedly inherently causes the aging of asphalt sample, thus the accuracy that impact is measured.
In sum, there is provided a kind of solving road petroleum bitumen sample on ATR annex sample cell, smear difficulty, asphalt sample and repeatedly heat the special sampling die of asphalt sample for ATR-FTIR test that the technical matters such as aging easily occurs, become those skilled in the art's problem demanding prompt solution.
The information being disclosed in this utility model background technology part is only intended to deepen the understanding to general background technology of the present utility model, and should not be regarded as admitting or imply in any form that this information structure has been prior art known in those skilled in the art.
Utility model content
For solving the problem, the utility model provides a kind of special sampling die of asphalt sample for ATR-FTIR test, and it is easy to the demoulding and the asphalt sample size of making and ATR annex sample cell match.
In order to achieve the above object, the utility model provides a kind of special sampling die of asphalt sample for ATR-FTIR test, the described special sampling die of asphalt sample for ATR-FTIR test is made up of silicon rubber, and described for ATR-FTIR test the special sampling die of asphalt sample on be provided with sample preparation groove, the shape and size of described sample preparation groove and the shape and size of ATR annex sample cell match.
Preferably, the described special sampling die of asphalt sample for ATR-FTIR test is by the described silicon rubber sampling die that sulfidization molding obtains in a sulfurizing mould; Namely, the described special sampling die of asphalt sample for ATR-FTIR test is made up of sulphurated siliastic, wherein the process of the preparation of special sampling die is: using vinylsiloxane rubber as base material, titanium dioxide and white carbon are as reinforcer, add antistructurizing agent and vulcanizing agent mixing evenly after, in a sulfurizing mould, obtain described special sampling die after sulfidization molding.
Preferably, described sulfurizing mould makes described on the special sampling die of asphalt sample of ATR-FTIR test, to form described sample preparation groove.
Preferably, the flat shape of described sample preparation groove is corresponding with the shape of described ATR annex sample cell, and the flat shape of described sample preparation groove can be rectangle, circle or square.
Preferably, the planar dimension of described sample preparation groove is corresponding with the size of described ATR annex sample cell, and described sample preparation trough rim length or diameter are that the described ATR annex sample cell length of side or diameter deduct 1mm.
Preferably, the degree of depth of described sample preparation groove is 2mm.
Preferably, the quantity of described sample preparation groove is 3 or more.
The beneficial effects of the utility model are: the utility model is special outfit bi tumenf orr oad sample being carried out to ATR-FTIR test, can ensure that asphalt sample shape and size and ATR annex sample cell match, after in ATR-FTIR tester heating annex with predetermined temperature (being generally about 70 DEG C) heating, asphalt sample just can be comprehensive, evenly, be fitted on ATR annex sample cell closely, so both can avoid because asphalt sample is discontented in the coating of ATR annex sample cell, the repeatedly high-temperature heating and the measuring error caused is large repeatedly of not even asphalt sample, the problem that precision degree is not high, simultaneously simple again, handled easily, be conducive to the feasibility improving bi tumenf orr oad infrared quantitative analysis.
Accompanying drawing explanation
By Figure of description and subsequently together with Figure of description for illustration of the embodiment of some principle of the utility model, the further feature that the utility model has and advantage will become clear or more specifically be illustrated.
Fig. 1 is the floor map of the special sampling die of asphalt sample for ATR-FTIR test according to embodiment 1 of the present utility model.
Fig. 2 is the floor map of the special sampling die of asphalt sample for ATR-FTIR test according to embodiment 2 of the present utility model.
Should understand, Figure of description might not show concrete structure of the present utility model pari passu, and in Figure of description, also can take the technique of painting that slightly simplifies for illustration of the n-lustrative feature of some principle of the utility model.Specific design feature of the present utility model disclosed herein comprises such as concrete size, direction, position and profile and will partly be determined by the environment specifically will applied and use.
In several accompanying drawings of Figure of description, identical Reference numeral represents identical or equivalent part of the present utility model.
Embodiment
Set forth a lot of detail in the following description so that fully understand the utility model.But the utility model can be much different from alternate manner described here to implement, those skilled in the art can when doing similar popularization without prejudice to when the utility model intension, and therefore the utility model is by the restriction of following public specific embodiment.
Below, by reference to the accompanying drawings specific embodiment of the utility model is described.Refer to shown in Fig. 1-2, the utility model provides a kind of special sampling die of asphalt sample for ATR-FTIR test, described special sampling die is made up of silicon rubber, and described special sampling die is provided with sample preparation groove, and the shape and size of sample preparation groove and the shape and size of ATR annex sample cell match respectively.
Particularly, above-mentioned silicon rubber needs to obtain sulphurated siliastic through vulcanizing treatment, concrete preparation technology is: using vinylsiloxane rubber as base material, titanium dioxide and white carbon are as reinforcer, add antistructurizing agent and vulcanizing agent mixing evenly after, in a sulfurizing mould, after sulfidization molding, obtain the described special sampling die of asphalt sample for ATR-FTIR test.The profile design of wherein said sulfurizing mould is the sample preparation groove that the shape and size forming above-mentioned shape and size and ATR annex sample cell on the special sampling die of asphalt sample of ATR-FTIR test are matched respectively.The flat shape of described sample preparation groove is corresponding with the shape of described ATR annex sample cell, and the flat shape of described sample preparation groove can be the various applicable shapes such as rectangle, circle, square, rhombus, is preferably rectangle.And the planar dimension of described sample preparation groove is also corresponding with the size of described ATR annex sample cell, the length of side of described sample preparation groove or diameter or length and width are that the length of side of described ATR annex sample cell or diameter or length and width deduct a difference, wherein difference is 0.5 ~ 1.5mm, is preferably 1mm; The degree of depth of described sample preparation groove is 1.5 ~ 2.5mm, is preferably 2mm; The quantity of described sample preparation groove then can decide according to the overall dimensions of mould, is typically 3 or more.
Embodiment 1
With reference to figure 1, according to a kind of special sampling die 11 with rectangle sample preparation groove of the present utility model, Buddhist nun's high-tensile strength Nicolet 5700 Intelligent infrared spectrometer that this special sampling die 11 and Buddhist nun's high-tensile strength company of the U.S. produce matches, the wherein long l of ATR annex sample cell 12
12for 65mm, wide w
12for 20mm, this special sampling die 11 comprises 3 rectangular sample preparation grooves 13, particularly, this special sampling die 11 is made up of sulphurated siliastic, using vinylsiloxane rubber as base material, titanium dioxide and white carbon as reinforcer, add antistructurizing agent and vulcanizing agent mixing evenly after, in sulfurizing mould (not shown), obtain this special sampling die 11 after sulfidization molding, wherein the profile design of sulfurizing mould, for making, described special sampling die 11 forms long l
13for 64mm, wide w
13for 3 sample preparation grooves 13 that 19mm, the degree of depth are 2mm, thus form the special sampling die 11 with the sample preparation groove 13 mated with ATR annex sample cell 12 be made up of sulphurated siliastic, as from the foregoing, the length of sample preparation groove 13 and wide length with ATR annex sample cell 12 and the wide difference differed are that 1mm (is long l
12with long l
13difference or be wide w
12with w
13difference).
Embodiment 2
With reference to figure 2, according to a kind of special sampling die 21 with circular sample preparation groove of the present utility model, the TechnologiesAgilent 5500 attenuated total reflection Fourier-type infrared spectrometer that this special sampling die 21 and Agilent Technologies of the U.S. produce matches, the wherein diameter D of ATR annex sample cell 22
22for 4.5mm, this special sampling die 21 comprises 3 circular sample preparation grooves 23, particularly, this special sampling die 21 is made up of sulphurated siliastic, using vinylsiloxane rubber as base material, titanium dioxide and white carbon as reinforcer, add antistructurizing agent and vulcanizing agent mixing evenly after, in sulfurizing mould (not shown), obtain this special sampling die 21 after sulfidization molding, wherein the profile design of sulfurizing mould, for making, described special sampling die 21 forms diameter D
23for 3 sample preparation grooves 23 that 4mm, the degree of depth are 2mm, thus form the special sampling die 21 with the sample preparation groove 23 mated with ATR annex sample cell 22 be made up of sulphurated siliastic, as from the foregoing, the difference of the diameter of sample preparation groove 23 and the different diameters of ATR annex sample cell 22 is that 0.5mm (is diameter D
22with diameter D
23difference).
The design that mold shape of the present utility model and sample preparation groove form size etc. is not limited to above-described embodiment, all design proposals with design concept of the present utility model should be contained, namely design concept of the present utility model is to design the mould structure matched with ATR annex sample cell, thus from this mould, produce the asphalt sample matched with ATR annex sample cell, and utilize the not sticky feature of pitch and silicon rubber, after asphalt sample cooling, can directly take out from mould, because the size of asphalt sample and ATR annex sample cell match, then can fit completely with ATR annex sample cell, ensure the precision of quantitative test, solving road petroleum bitumen sample, be solid at normal temperatures, cannot directly spread upon on ATR annex sample cell, need to carry out heating to asphalt sample could apply, same sample parallel experiment needs heating for multiple times, easily cause ageing of asphalt, and manually apply lack of homogeneity, affect the problem of quantitative test precision, simultaneously simple again, handled easily, be conducive to the feasibility improving bi tumenf orr oad infrared quantitative analysis.
Above-described embodiment is for illustrative principle of the present utility model and effect thereof, but the utility model is not limited to above-mentioned embodiment.Those skilled in the art all without prejudice under spirit of the present utility model and category, in claims, can modify to above-described embodiment.Therefore protection domain of the present utility model, should cover as claims of the present utility model.
Claims (7)
1. the special sampling die of asphalt sample for ATR-FTIR test, it is characterized in that: the described special sampling die of asphalt sample for ATR-FTIR test is made up of silicon rubber, and described for ATR-FTIR test the special sampling die of asphalt sample on be provided with sample preparation groove, the shape and size of described sample preparation groove and the shape and size of ATR annex sample cell match.
2. the special sampling die of asphalt sample for ATR-FTIR test according to claim 1, is characterized in that: the described special sampling die of asphalt sample for ATR-FTIR test is by the described silicon rubber sampling die that sulfidization molding obtains in a sulfurizing mould.
3. the special sampling die of asphalt sample for ATR-FTIR test according to claim 2, is characterized in that: on the special sampling die of asphalt sample of ATR-FTIR test, form described sample preparation groove described in described sulfurizing mould makes.
4. the special sampling die of asphalt sample for ATR-FTIR test according to claim 3, it is characterized in that: the flat shape of described sample preparation groove is corresponding with the shape of described ATR annex sample cell, the flat shape of described sample preparation groove is rectangle, circle or square.
5. the special sampling die of asphalt sample for ATR-FTIR test according to claim 4, it is characterized in that: the planar dimension of described sample preparation groove is corresponding with the size of described ATR annex sample cell, described sample preparation trough rim length or diameter are that the described ATR annex sample cell length of side or diameter deduct 1mm.
6. the special sampling die of asphalt sample for ATR-FTIR test according to claim 5, is characterized in that: the degree of depth of described sample preparation groove is 2mm.
7. the special sampling die of asphalt sample for ATR-FTIR test according to claim 6, is characterized in that: the quantity of described sample preparation groove is 3 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520223309.7U CN204594765U (en) | 2015-04-14 | 2015-04-14 | For the special sampling die of asphalt sample of ATR-FTIR test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520223309.7U CN204594765U (en) | 2015-04-14 | 2015-04-14 | For the special sampling die of asphalt sample of ATR-FTIR test |
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|---|---|
| CN204594765U true CN204594765U (en) | 2015-08-26 |
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|---|---|---|---|
| CN201520223309.7U Expired - Fee Related CN204594765U (en) | 2015-04-14 | 2015-04-14 | For the special sampling die of asphalt sample of ATR-FTIR test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106443076A (en) * | 2016-09-20 | 2017-02-22 | 李波 | Asphalt sample preparation device and method suitable for atomic force microscopy testing |
-
2015
- 2015-04-14 CN CN201520223309.7U patent/CN204594765U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106443076A (en) * | 2016-09-20 | 2017-02-22 | 李波 | Asphalt sample preparation device and method suitable for atomic force microscopy testing |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20170414 |
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| CF01 | Termination of patent right due to non-payment of annual fee |