CN208171727U - A kind of asphalt moulding die trial and sample cutting tool for infrared spectroscopy detection - Google Patents
A kind of asphalt moulding die trial and sample cutting tool for infrared spectroscopy detection Download PDFInfo
- Publication number
- CN208171727U CN208171727U CN201820735366.7U CN201820735366U CN208171727U CN 208171727 U CN208171727 U CN 208171727U CN 201820735366 U CN201820735366 U CN 201820735366U CN 208171727 U CN208171727 U CN 208171727U
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- CN
- China
- Prior art keywords
- infrared spectroscopy
- spectroscopy detection
- asphalt moulding
- die trial
- backing
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- 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.)
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Abstract
The utility model discloses a kind of asphalt moulding die trials for infrared spectroscopy detection, including lower backing, upper backing, the upper backing is provided through several die holes for pouring liquid bitumen, bitumen samples after molding are solid-state, it is placed directly on the sample cell chip of instrument, it is diluted without organic dissolution, safe operation, simplicity, bitumen samples quality having the same and diameter are formed simultaneously, test error is reduced, the accuracy of the content detection of modifying agent in pitch especially modified pitch is substantially increased.The invention also discloses a kind of asphalt moulding sample cutting tools for infrared spectroscopy detection, cooperate sharp blade that can complete to carry out exact thickness cutting to a kind of asphalt moulding die trial for infrared spectroscopy detection by heating, guarantee test improves efficiency as a result, saving test specimen.
Description
Technical field
The utility model relates to road engineerings, asphalt quality detection technique field, and in particular to one kind is used for infrared spectroscopy
The asphalt moulding die trial of detection and sample cutting tool.
Background technique
Bituminous pavement is widely applied with its excellent pavement performance and good service performance by China.As cementing
Material, the performance and quality of pitch are to directly affect the key factor of pavement durability.Currently, the quality due to pitch controls always
A kind of controlled state in extensive style is especially difficult fast and accurately to carry out control to its quality at the construction field (site).Building site
The problem of encountering when on-site test, pitch especially modified pitch raw material have replacement, and pitch is replaced in transit, modified drip
Not the problems such as green processing quality and content of modifier are not able to satisfy design requirement (giving short weight, adulterate), and asphalt quality fluctuates
It happens occasionally.
Infrared spectrum analysis is an important means in organic compound structure identification, in organic structural analysis, especially
Be functional group identification in terms of play a significant role, it has also become change in accurate quantitative analysis and qualitative analysis asphalt quality and modified pitch
The important means of the content of property agent.Infrared spectrum analysis generallys use attenuated total reflection, i.e., first by matrix pitch or modification
Pitch, which is dissolved into the organic solutions such as CCl4, tetrahydrofuran in the case where heating flow regime, to be diluted, dissolves, and infrared spectroscopy is then titrated
On sample cell chip in analyzer, examination of infrared spectrum is tested after solvent volatilization.
But this method sample preparation is complex, has the following defects：
1) organic dissolution is toxic, the life and health of hazard test related personnel；
2) thickness of pitch mould and uniformity not can guarantee, and cause test result inaccurate；
3) sample cell chip should not clean up, and the more influence service life of wash number；
4) error is larger, not can accurately reflect asphalt quality and quality.
Utility model content
In view of the above-mentioned problems, the utility model be intended to provide it is a kind of prepare simple, easy to use, economy, safety can
It leans on, detect the accurate asphalt moulding die trial for infrared spectroscopy detection and sample cutting tool.
To realize that the technical purpose, the embodiment of the utility model be：
A kind of asphalt moulding die trial for infrared spectroscopy detection, including lower backing, upper backing, the upper backing run through
Several die holes for pouring liquid bitumen are provided with, the size of the lower backing is slightly larger than the size of upper backing, can be above to hold
Mould provides carrier, guarantees that the pitch of flowing is unlikely to leak out.
Preferably, the lower backing is long 110mm, the cuboid physical template of wide 25mm, thick 10-20mm are described
Upper backing long 100mm, wide 15-20mm, thick 25-35mm.
Preferably, the die hole be 7 diameters it is identical and be 8-10mm circular hole, the big rootlet of the die throat diameter
It is determined according to sample cell wafer size, die throat diameter is 1-2mm smaller than wafer diameter.
Preferably, the lower backing, upper backing are to squeeze out silica gel product to cut, silica gel product is squeezed out, it is resistance to
High temperature, ageing-resistant, flexible, chemical property stabilization, are a kind of transparent or Off-white solids.
Preferably, the die hole of backing is the iron punch pore-forming by dedicated fixed diameter on the mold.
A kind of asphalt moulding sample cutting tool for infrared spectroscopy detection, including loading plate, cutter, connecting column,
The above-mentioned asphalt moulding die trial for infrared spectroscopy detection is placed on the loading plate, the cutter are thin and sharp knife
Piece, can be free to slide on connecting column and fixed, to carry out accurately to the asphalt moulding die trial detected for infrared spectroscopy
Thickness cutting.
Preferably, loading plate is ironwork, wide 20~25mm, 10~15mm of thickness, it is ensured that when cutting asphalt test piece thickness
Die trial can pass through.
Preferably, connecting column be cylindrical column, cylindrical column diameter be 10~15mm, a height of 100~120mm,
Show smooth enough, guarantees that bolt is free to slide and can fix.
Preferably, the bottom of cylindrical column is arranged in graduated scale, it is the thickness in order to guarantee cutting sample.
Preferably, cutter be thin and sharp blade, can under the traction of bolt on column it is free to slide simultaneously
It is fixed, and can to heating.
Preferably, battery case is placed at the top of column, do not influence other component, and with pass through heater switch and cutter group
It is integral.
The utility model has the beneficial effects that：
1. the mold is to squeeze out silica gel product to cut, make it is simple be easy, it is cheap, it is at low cost, while easily at
Type test specimen, improves test efficiency.
2. silica gel product is heat-resisting, ageing-resistant, the heated bitumen of 160 DEG C -180 DEG C of temperature flowing can be formed, while not melting
Change, not pitch binder applied, sample is cooled and shaped quickly under normal temperature conditions, while easy to clean after test.
3. bitumen samples after molding are solid-state, it is placed directly on the sample cell chip of instrument, does not have to organic dissolution and dilute,
Safe operation, simplicity.
4. the sample cell chip of instrument is in of short duration test period internal bond pitch, cleaning is simple, while relative increase
Service life.
5. forming bitumen samples quality having the same and diameter, test error is reduced, substantially increases pitch especially
It is the accuracy of the content detection of modifying agent in modified pitch.
6. mating cutting tool is accurate, cooperate sharp blade that can complete to cut test specimen progress exact thickness by heating
It cuts, guarantee test improves efficiency as a result, saving test specimen.
Detailed description of the invention
Fig. 1 is the top view that a kind of bitumen samples of infrared spectroscopy detection of the utility model form die trial；
Fig. 2 is a kind of schematic diagram of the mating cutting tool of bitumen samples die trial of infrared spectroscopy detection of the utility model.
7. connecting column of backing 3. die hole, 4. loading plate, 5. cutter, 6. graduated scale, 8. spiral shell in 1. lower backing 2. in figure
9. heater switch of bolt, 10. battery.
Specific embodiment
1-2 and specific embodiment are described in further details the utility model with reference to the accompanying drawing.
A kind of asphalt moulding die trial for infrared spectroscopy detection, including lower backing 1, upper backing 2, the upper backing 2
Several die holes 3 for pouring liquid bitumen are provided through, the die hole 3 is the circular hole that 7 diameters are identical and are 8-10mm, tool
3 diameter of die hole is determined according to sample cell wafer size when body is implemented, and 3 diameter of die hole is 1-2mm smaller than wafer diameter.
The lower backing 1 is long 110mm, the cuboid physical template of wide 25mm, thick 10-20mm, the upper backing 2
Long 100mm, wide 15-20mm, thick 25-35mm, the size of lower backing 1 are slightly larger than the size of upper backing 2, can mention for upper backing 2
For carrier.
The lower backing 1, upper backing 2 are to squeeze out silica gel product to cut, make it is simple be easy, it is cheap,
It is at low cost, while easily molded test specimen, improve test efficiency；Simultaneously silica gel product it is heat-resisting, ageing-resistant, can form 160 DEG C-
The heated bitumen of 180 DEG C of temperature flowing, not pitch binder applied, sample is cooled and shaped quickly under normal temperature conditions, is easy after test
Cleaning.
A kind of asphalt moulding sample cutting tool for infrared spectroscopy detection, including loading plate 4, cutter 5, connecting column
7, the asphalt moulding die trial for infrared spectroscopy detection is placed on the loading plate 4, the cutter 5 are thin and sharp knife
Piece, can be free to slide on connecting column 7 under the traction of bolt and fixed, thus to the pitch detected for infrared spectroscopy at
Type die trial carries out exact thickness cutting.
Battery case and heater switch are provided at the top of the connecting column 7, the battery case passes through heater switch pair
Cutter 5 are heated.
The connecting column 7 is the smooth cylindrical column in surface, and the bottom of connecting column is provided with graduated scale, guarantees cutting
The thickness of asphalt moulding die trial for infrared spectroscopy detection.
The working process of the utility model is as follows：
1) backing 1, upper backing 2 and die hole 3 are cleaned down with alcoholic solution first, guaranteed clean；
2) pitch is then heated to trickling state, poured into die trial, speed is uniform, pours full die trial；
3) prepare cutting tool, slide bolt makes cutter 5 drop to position appropriate, presses and adds
Thermal switch carries out 1~2min of heating.
4) room temperature is cooled and shaped asphalt test piece, and die trial width direction is placed on the loading plate 4 of cutting tool, is landed again
Cutter 5, fixing bolt guarantee asphalt test piece thickness, gently move die trial, cut to test specimen；
5) cutting is completed, heater switch is closed, rise cutter 5 and is cleaned.
6) sampling manually, lower backing 1 of gently being taken away with hand, backing 2 in bending are taken out fixed-type pitch with tweezers and are tried
Sample, in case test.
7) after taking out sample, die trial is cleaned again with alcoholic solution.
The above, the only preferred embodiment of the utility model, are not intended to limit the utility model, all according to this
The technical spirit of utility model any trickle amendment, equivalent replacement and improvement to the above embodiments should be included in this
Within the protection scope of utility model technical solution.
Claims (10)
1. a kind of asphalt moulding die trial for infrared spectroscopy detection, including lower backing, upper backing, it is characterised in that：Described
Upper backing is provided through several die holes for pouring liquid bitumen, and the size of the lower backing is slightly larger than the size of upper backing,
Carrier can be provided for upper backing.
2. a kind of asphalt moulding die trial for infrared spectroscopy detection according to claim 1, it is characterised in that：Described
Lower backing is long 110mm, the cuboid physical template of wide 25mm, thick 10-20mm.
3. a kind of asphalt moulding die trial for infrared spectroscopy detection according to claim 1, it is characterised in that：Described
The upper long 100mm of backing, wide 15-20mm, thick 25-35mm.
4. a kind of asphalt moulding die trial for infrared spectroscopy detection according to claim 1, it is characterised in that：Described
Die hole be 7 diameters it is identical and be 8-10mm circular hole.
5. a kind of asphalt moulding die trial for infrared spectroscopy detection according to claim 4, it is characterised in that：Described
Die throat diameter size determines that die throat diameter is 1-2mm smaller than wafer diameter according to sample cell wafer size.
6. according to a kind of described in any item asphalt moulding die trials for infrared spectroscopy detection of claim 2-4, feature exists
In：The lower backing, upper backing are to squeeze out silica gel product to cut.
7. a kind of asphalt moulding sample cutting tool for infrared spectroscopy detection, including loading plate, cutter, connecting column,
It is characterized in that：The asphalt moulding die trial for infrared spectroscopy detection is placed on the loading plate, the cutter are thin and cutting edge of a knife or a sword
The blade of benefit, can be free to slide on connecting column and fixed, thus to the asphalt moulding die trial detected for infrared spectroscopy into
The cutting of row exact thickness.
8. a kind of asphalt moulding sample cutting tool for infrared spectroscopy detection according to claim 7, feature exist
In：The cutter are thin and sharp blade, can be free to slide on connecting column under the traction of bolt and fixed.
9. a kind of asphalt moulding sample cutting tool for infrared spectroscopy detection according to claim 7, feature exist
In：Battery case and heater switch are provided at the top of the connecting column, the battery case is by heater switch to cutter
It is heated.
10. according to a kind of asphalt moulding sample cutting tool for infrared spectroscopy detection as claimed in claim 7, feature exists
In：The connecting column is the smooth cylindrical column in surface, and the bottom of connecting column is provided with graduated scale, guarantees cutting for red
The thickness of the asphalt moulding die trial of external spectrum detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820735366.7U CN208171727U (en) | 2018-05-17 | 2018-05-17 | A kind of asphalt moulding die trial and sample cutting tool for infrared spectroscopy detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820735366.7U CN208171727U (en) | 2018-05-17 | 2018-05-17 | A kind of asphalt moulding die trial and sample cutting tool for infrared spectroscopy detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208171727U true CN208171727U (en) | 2018-11-30 |
Family
ID=64367967
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820735366.7U Expired - Fee Related CN208171727U (en) | 2018-05-17 | 2018-05-17 | A kind of asphalt moulding die trial and sample cutting tool for infrared spectroscopy detection |
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| CN (1) | CN208171727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113533073A (en) * | 2021-07-20 | 2021-10-22 | 山东京博石油化工有限公司 | Flexible detection method for mastic asphalt |
-
2018
- 2018-05-17 CN CN201820735366.7U patent/CN208171727U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113533073A (en) * | 2021-07-20 | 2021-10-22 | 山东京博石油化工有限公司 | Flexible detection method for mastic asphalt |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 |