CN106198285B - A kind of evaluation method of mist sealing material wear-resisting property - Google Patents
A kind of evaluation method of mist sealing material wear-resisting property Download PDFInfo
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- CN106198285B CN106198285B CN201610482256.XA CN201610482256A CN106198285B CN 106198285 B CN106198285 B CN 106198285B CN 201610482256 A CN201610482256 A CN 201610482256A CN 106198285 B CN106198285 B CN 106198285B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
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Abstract
The present invention relates to a kind of evaluation methods of mist sealing material wear-resisting property comprising step: wrapping up in attached mist sealing material on building stones, obtains test sample after drying, wherein the building stones for not wrapping up in attached mist sealing material are blank sample；Test sample and blank sample are fixed on load wheel tester bottom plate, setting abrasion test specimen number, carries out abrasion test, the test specimen after obtaining abrasion test at 25-40 DEG C after selection weight bearing；It is c that test specimen after abrasion test, which is placed in initial concentration,1Phenosafraine solution in impregnate, take immersion after solution spectrophotometric determination light absorption value, the dye concentration c of test sample is obtained by Beer law2, the dye concentration c of blank sample2 0；Abrasion degree is obtained by following formula:The present invention rolls test specimen by load wheel tester repeatedly and simulates mist sealing material for the abrasion situation behind practical road surface, and then reflects the wear-resisting property of mist sealing material.
Description
Technical field
The present invention relates to the evaluations of material, relate more specifically to a kind of evaluation method of mist sealing material wear-resisting property.
Background technique
Under the action of the factors such as weather and traffic loading, the road conditions of bituminous pavement run down over time,
It sprays mist sealing material road pavement and carries out preventive maintenance, can achieve very ideal protecting effect.Due to mist sealing material
It is many kinds of, engineering construction influences the multi-party factor such as limitation of time conditions, after mist sealing material is contacted with road surface building stones,
At open to traffic initial stage, a large amount of mist sealing material is easily taken away by wheel, so that regeneration be made to fail, engineer application is time-consuming to be taken
Power.Therefore, it before mist sealing material industrial applications, needs to carry out effectively evaluating to its wear-resisting property.
Currently, unified standard is even lacked for the evaluation method of mist sealing material wear-resisting property, in most cases,
Take small-sized pavement test, spend human and material resources, and can not effectively quantitatively evaluating mist sealing material wear-resisting property.
Summary of the invention
In order to solve the problems, such as it is above-mentioned it is of the existing technology can not quantitatively evaluating mist sealing material wear-resisting property, this hair
A kind of bright evaluation method for being intended to provide mist sealing material wear-resisting property.
The evaluation method of mist sealing material wear-resisting property of the present invention comprising step: S1 wraps up in attached mist on building stones
Sealing material, obtains test sample after drying, wherein the building stones for not wrapping up in attached mist sealing material are blank sample；S2 tries test
Sample and blank sample are fixed on load wheel tester bottom plate, and setting abrasion test specimen number, carries out at 25-40 DEG C after selection weight bearing
Abrasion test, the test specimen after obtaining abrasion test；S3, it is c that the test specimen after abrasion test, which is placed in initial concentration,1Phenosafraine
It is impregnated in solution, takes solution spectrophotometric determination light absorption value after immersion, the stain of test sample is obtained by Beer law
Concentration c2, the dye concentration c of blank sample2 0；S4 obtains abrasion degree by following formula:
In a preferred embodiment, which is limestone or basalt.
In a preferred embodiment, which is emulsified asphalt or modified emulsifying asphalt.
Sample is fixed on load wheel tester bottom plate using epoxy AB glue in step s 2.
The mass ratio of the building stones, mist sealing material and epoxy AB glue is 70-80:1.5-2.5:20-25.
The solid content of mist sealing material in step sl is 50wt%-70wt%.
Abrasion test specimen number in step s 2 is 1000-15000 times.
Initial concentration c in step s31For 0.008-0.012mg/mL.
Initial concentration c1For 0.01mg/mL.
Soaking time in step s3 is 2-4h.
Spectrophotometric in step s3 is calculated as UV1900 type ultraviolet-uisible spectrophotometer.
Spectrophotometer in step s3 measures light absorption value under 530nm wavelength.
The present invention rolls test specimen to simulate the abrasion on the practical road surface of mist sealing material, most by load wheel tester repeatedly
Reflect that mist sealing material in the applicable cases on practical road surface, is fixed on load wheel tester especially by by sample in limits
Abrasion test is carried out on bottom plate, and then the adsorption property of building stones is amplified molten by spectrophotometer by phenosafraine solution
The front and back of liquid concentration changes, and mist sealing material wraps up in attached degree to building stones after being reflected in abrasion test, and then reflects that mist seals
The wear-resisting property of layer material.Moreover, evaluation method according to the present invention can calculate abrasion degree by formula, realize that quantization is commented
The purpose of the wear-resisting property of valence mist sealing material.It tests, can largely use manpower and material resources sparingly relative to traditional road surface,
Improve the accuracy of the aids abrasion resistance evaluation of mist sealing material.In addition, the present invention has, implementation steps are easy, as a result accurately and reliably
The advantages of.
Detailed description of the invention
Fig. 1 is the absorption curve of phenosafraine dyestuff；
Fig. 2 is the standard curve of phenosafraine dyestuff；
Fig. 3 is the abrasion degree numerical value change figure that embodiment 1 is surveyed；
Fig. 4 is the abrasion degree numerical value change figure that embodiment 2 is surveyed；
Fig. 5 is the abrasion degree numerical value change figure that embodiment 3 is surveyed.
Specific embodiment
With reference to the accompanying drawing, presently preferred embodiments of the present invention is provided, and is described in detail.
The phenosafraine solution that solubility is 0.01mg/mL is configured, the absorption curve obtained accordingly is as shown in Figure 1.It can by figure
Know, UV1900 type ultraviolet-uisible spectrophotometer shows absorption maximum at 530nm wavelength, therefore selected 530nm is monitoring
Wavelength.Configure the phenosafraine solution that solubility is 0,0.002,0.004,0.006,0.008,0.01mg/mL, the mark obtained accordingly
Directrix curve is as shown in Figure 2.
Influence of 1 conditioned time of embodiment to mist sealing material wear-resisting property
S1, the preparation of test specimen: taking 5 parts of 150g limestone, cleans, dries at 25 DEG C, is labeled as 1,2,3,4, No. 5, wherein
No. 1-4 main component for respectively wrapping up in attached 3g solid content 70% is the mist sealing material of emulsified asphalt, and 0h, 2h is respectively dried at 25 DEG C,
7h, 17h, No. 5 blank test specimens do not need to wrap up in attached mist sealing material, to obtain 5 groups of samples.
Abrasion test: 5 groups of test specimens are fixed on load wheel tester (wherein, load respectively using 40g epoxy AB glue by S2
Wheel tester is conventional slurry mixture loading wheel scab test apparatus) bottom plate, in 25 DEG C, 3h waits for that AB glue solidifies.Selection is negative
Weight 10kg, setting abrasion test specimen number 9000 times, experimental temperature is 25 DEG C, to obtain the test specimen after 5 groups of abrasion tests.
Abrasion degree detection: test specimen after abrasion test is placed in concentration c by S31For in the phenosafraine solution of 0.01mg/mL
(wherein, limestone has adsorptivity to phenosafraine), 25 DEG C of immersion 2h take solution after immersion, with spectrophotometer in 530nm
Light absorption value is measured under wavelength, dye concentration c is obtained by means of figure 2 above by Beer law2 1, c2 2, c2 3, c2 4；Blank sample is denoted as
c2 0。
S4 obtains abrasion degree by following formula:
Influence of 1 conditioned time of table to mist sealing material wear-resisting property
Fig. 3 is mist sealing material using in rear 3-20h, and the situation of change of wear resistance is measured by this experiment, can from figure
To find out, as time increases, the wear-resisting property of mist sealing material constantly improves, and variation is obvious in 3-10h.
Embodiment 2 wears away influence of the number to mist sealing material abrasion degree
S1, the preparation of test specimen: taking 6 parts of 150g basalt, cleans, dries at 25 DEG C, is labeled as 1,2,3,4,5, No. 6,
Middle No. 1-5 main component for respectively wrapping up in attached 4g solid content 50% is the mist sealing material of modified emulsifying asphalt, is respectively dried at 25 DEG C
5h, No. 6 blank test specimens do not need to wrap up in attached mist sealing material, to obtain 6 groups of samples.
Abrasion test: 6 groups of test specimens are fixed on load wheel tester bottom plate respectively using 50g epoxy AB glue, in 25 by S2
DEG C, 3h waits for that AB glue solidifies.Selection weight bearing 10kg, sets abrasion test specimen number as 3000,6000,9000,12000,15000,0
Secondary, experimental temperature is 25 DEG C, to obtain the test specimen after 6 groups of abrasion tests.
Abrasion degree detection: test specimen after abrasion test is placed in concentration c by S31For the phenosafraine solution of 0.01mg/mL
In, 25 DEG C of immersion 2h take solution after immersion, measure light absorption value under 530nm wavelength with spectrophotometer, borrowed by Beer law
Help figure 2 above and obtains dye concentration c2 1, c2 2, c2 3, c2 4, c2 5；Blank sample is denoted as c2 0。
S4 obtains abrasion degree by following formula:
2 mist sealing material wear-resisting property of table is with the variation for wearing away number
Figure 4, it is seen that abrasion degree is gradually increased with the increase of wear intensity, the abrasion damage of mist sealing material
Mistake is continuously increased.
Influence of 3 temperature of embodiment to mist sealing material wear-resisting property
S1, the preparation of test specimen: taking 4 parts of 150g limestone, cleans, dries at 25 DEG C, 1,2,3, No. 4 is labeled as, wherein No. 1
The main component for respectively wrapping up in attached 3g solid content 60% with No. 3 is the mist sealing material of emulsified asphalt, is respectively dried 5h at 25 DEG C, No. 2
It does not need to wrap up in attached mist sealing material with No. 4 blank test specimens, to obtain 4 groups of samples.
Abrasion test: 4 groups of test specimens are fixed on load wheel tester bottom plate respectively using 45g epoxy AB glue, in 25 by S2
DEG C, 3h waits for that AB glue solidifies.Selection weight bearing 10kg, setting abrasion test specimen number 9000 times, No. 1 and No. 3 experimental temperature are 25 DEG C,
No. 2 and No. 4 experimental temperatures are 40 DEG C, to obtain the test specimen after 4 groups of abrasion tests.
Abrasion degree detection: test specimen after abrasion test is placed in concentration c by S31For the phenosafraine solution of 0.01mg/mL
In, 25 DEG C of immersion 2h take solution after immersion, measure light absorption value under 530nm wavelength with spectrophotometer, borrowed by Beer law
Help figure 2 above and obtains dye concentration c2 1, c2 2；Blank sample is denoted as c2 0。
S4 obtains abrasion degree by following formula:
Influence of 3 temperature of table to mist sealing material wear-resisting property
From figure 5 it can be seen that as the temperature increases, abrasion degree is gradually increased, the abrasion loss of mist sealing material is not
Disconnected to increase, wear-resisting property reduces.
Although experiment shows mist, sealing material is many kinds of, and building stones distinct used in bituminous pavement, according to
Evaluation method of the invention can effectively comment the wear-resisting property of mist sealing material using the Selective adsorption of phenosafraine
Valence, moreover, can determine the actual conditions, such as conditioned time, construction temperature etc. of engineer application in advance by the evaluation method.
Above-described, only presently preferred embodiments of the present invention, the range being not intended to limit the invention, of the invention is upper
Stating embodiment can also make a variety of changes.Made by i.e. all claims applied according to the present invention and description
Simply, equivalent changes and modifications fall within the claims of the invention patent.The not detailed description of the present invention is
Routine techniques content.
Claims (10)
1. a kind of evaluation method of mist sealing material wear-resisting property, which is characterized in that itself comprising steps of
S1 wraps up in attached mist sealing material on building stones, obtains test sample after drying, wherein does not wrap up in the building stones of attached mist sealing material
For blank sample；
Test sample and blank sample are fixed on load wheel tester bottom plate by S2, setting abrasion test specimen number after selection weight bearing,
Abrasion test, the test specimen after obtaining abrasion test are carried out at 25-40 DEG C；
S3, it is c that the test specimen after abrasion test, which is placed in initial concentration,1Phenosafraine solution in impregnate, take immersion after solution with point
Light photometric determination light absorption value obtains the dye concentration c of test sample by Beer law2, the dye concentration c of blank sample2 0；
S4 obtains abrasion degree by following formula:
2. evaluation method according to claim 1, which is characterized in that in step s 2 fixed sample using epoxy AB glue
In load wheel tester bottom plate.
3. evaluation method according to claim 2, which is characterized in that the building stones, mist sealing material and epoxy AB glue
Mass ratio is 70-80:1.5-2.5:20-25.
4. evaluation method according to claim 1, which is characterized in that the solid content of mist sealing material in step sl is
50wt%-70wt%.
5. evaluation method according to claim 1, which is characterized in that abrasion test specimen number in step s 2 is 1000-
15000 times.
6. evaluation method according to claim 1, which is characterized in that initial concentration c in step s31For 0.008-
0.012mg/mL。
7. evaluation method according to claim 6, which is characterized in that initial concentration c1For 0.01mg/mL.
8. evaluation method according to claim 1, which is characterized in that soaking time in step s3 is 2-4h.
9. evaluation method according to claim 1, which is characterized in that spectrophotometric in step s3 is calculated as UV1900 type
Ultraviolet-uisible spectrophotometer.
10. evaluation method according to claim 1, which is characterized in that spectrophotometer in step s3 is in 530nm wave
Long lower measurement light absorption value.
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| CN106198285B true CN106198285B (en) | 2019-04-05 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014198712A2 (en) * | 2013-06-10 | 2014-12-18 | Fraunhofer Gesellschaft Zur Förderung Der Angew. Forschung E.V. | Recess grinding device and method for using the same |
| CN105300824A (en) * | 2015-11-18 | 2016-02-03 | 长安大学 | Fog seal layer wear resistance testing apparatus based on friction, and fog seal layer wear resistance testing method based on friction |
| CN205138926U (en) * | 2015-11-18 | 2016-04-06 | 长安大学 | Airport runway or highway fog seal wearability test system |
| CN105556277A (en) * | 2013-09-18 | 2016-05-04 | 蒂森克虏伯钢铁欧洲股份公司 | Method and device for determining the abrasion properties of a coated flat product |
| CN105910931A (en) * | 2016-04-22 | 2016-08-31 | 苏交科集团股份有限公司 | Sand-containing fog seal material durability evaluation method |
-
2016
- 2016-06-28 CN CN201610482256.XA patent/CN106198285B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014198712A2 (en) * | 2013-06-10 | 2014-12-18 | Fraunhofer Gesellschaft Zur Förderung Der Angew. Forschung E.V. | Recess grinding device and method for using the same |
| CN105556277A (en) * | 2013-09-18 | 2016-05-04 | 蒂森克虏伯钢铁欧洲股份公司 | Method and device for determining the abrasion properties of a coated flat product |
| CN105300824A (en) * | 2015-11-18 | 2016-02-03 | 长安大学 | Fog seal layer wear resistance testing apparatus based on friction, and fog seal layer wear resistance testing method based on friction |
| CN205138926U (en) * | 2015-11-18 | 2016-04-06 | 长安大学 | Airport runway or highway fog seal wearability test system |
| CN105910931A (en) * | 2016-04-22 | 2016-08-31 | 苏交科集团股份有限公司 | Sand-containing fog seal material durability evaluation method |
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