CN110007066A - A kind of experimental rig and test method for road surface hydrophobic performance - Google Patents
A kind of experimental rig and test method for road surface hydrophobic performance Download PDFInfo
- Publication number
- CN110007066A CN110007066A CN201910388774.9A CN201910388774A CN110007066A CN 110007066 A CN110007066 A CN 110007066A CN 201910388774 A CN201910388774 A CN 201910388774A CN 110007066 A CN110007066 A CN 110007066A
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- test
- test specimen
- piece stand
- road surface
- hydrophobic performance
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- 230000002209 hydrophobic effect Effects 0.000 title claims abstract description 36
- 238000010998 test method Methods 0.000 title claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 230000005611 electricity Effects 0.000 claims description 2
- 230000003628 erosive effect Effects 0.000 abstract description 2
- 238000011156 evaluation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000011990 functional testing Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007586 pull-out test Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/42—Road-making materials
Abstract
A kind of experimental rig and test method for road surface hydrophobic performance, including bottom plate, test-piece stand, water container, timer, test specimen, controller and laser acquisition head；Floor level setting, one end of test-piece stand is hinged on the one end of bottom plate；The one end of test-piece stand far from hinge joint is arranged in water container, and test specimen is provided on the test-piece stand between water container and hinge joint, and the outlet of water container is located at the top of test piece end；Controller and timer are arranged on test-piece stand, and laser acquisition head is arranged on the test-piece stand of hinge joint one end, and laser acquisition head is for detecting the water for flowing through test specimen；Laser acquisition head and timer pass through wire connection controller.Experimental rig proposed by the present invention can be qualitative and quantitatively road pavement hydrophobic performance is evaluated, and meet road real use state, real road can be simulated by rain drop erosion, and can easily and effectively test out hydrophobic performance of the water drops flows down time to evaluate road surface.
Description
Technical field
The invention belongs to road surface functional test technical field, in particular to a kind of test for road surface hydrophobic performance
Device and test method.
Background technique
It is falling ball method, interlayer shear force method, straight currently, more limit to for the method and index of evaluating road surface hydrophobic performance
Connecing pull-out test etc. cannot accomplish simultaneously from the suppression ice performance on qualitative and quantitative angle evaluation road surface；Contact angle detection instrument is only
The contact angle between water droplet and road surface can be tested, and the water on road surface is typically in flow regime, therefore contact angle detection
Instrument cannot the objective hydrophobic performance for visually evaluating road surface.Meanwhile contact angle detection instrument cannot characterize real road different gradient
Hydrophobic performance under situation.Therefore, the prior art and actual conditions have larger difference, not can accurately reflect road actual use shape
State, and evaluated from qualitative and quantitative angle road pavement hydrophobic performance.
Summary of the invention
The purpose of the present invention is to provide a kind of experimental rigs and test method for road surface hydrophobic performance, on solving
State problem.
To achieve the above object, the invention adopts the following technical scheme:
A kind of experimental rig for road surface hydrophobic performance, including bottom plate, test-piece stand, water container, timer, test specimen, control
Device processed and laser acquisition head；Floor level setting, one end of test-piece stand is hinged on the one end of bottom plate；Water container is arranged in test specimen
The one end of frame far from hinge joint, test specimen is provided on the test-piece stand between water container and hinge joint, and the outlet of water container is located at examination
The top of part end；Controller and timer are arranged on test-piece stand, and the test specimen of hinge joint one end is arranged in laser acquisition head
On frame, laser acquisition head is for detecting the water for flowing through test specimen；Laser acquisition head and timer pass through wire connection controller.
Further, one end on bottom plate far from hinge joint is successively fixedly installed angle graduated scale and sliding slot；Test-piece stand
The upper end positioned at angle graduated scale is provided with the first hanger bar, and spring is fixedly connected in the first hanger bar, and spring is fixed to be connected
It is connected to fixing clamp, fixing clamp can clamp test-piece stand and sliding slot.
Further, the position on test-piece stand positioned at water container is provided with the second hanger bar, and water container and timer are solid
It is fixed to be arranged in the second hanger bar.
Further, the bottom of water container is provided with outlet pipe, and the outlet of outlet pipe is located at the top of test piece end, water outlet
The exit of pipe is provided with electronic control valve, and electronic control valve side is provided with switch, switch while connection timer and electronics
Control valve.
Further, test specimen is provided with baffle close to hinge joint side, and laser acquisition head is arranged on baffle.
Further, pass through bolted splice between test-piece stand and bottom plate.
Further, the upper surface of bottom plate is provided with level, and the bottom of bottom plate is provided with several supports.
Further, a kind of test method of the experimental rig for road surface hydrophobic performance, comprising the following steps:
1) support base is adjusted, sighting-level makes whole device holding horizontal；
2) rotating bolt rises test-piece stand, then test specimen is placed on test-piece stand, test specimen bottom end is made to reach baffle, sees
Angle graduated scale is examined, test specimen is made to tilt to target angle, fixing clamp is opened, is fixed on sliding slot, test specimen is fixed on mesh
Mark angle；
3) it turns on the switch, electronic control valve is simultaneously open with timer, and water container starts to drip, and reaches test specimen in water droplet
Top when, timer starts timing；When water droplet appears in test specimen bottom, after laser acquisition head obtains information, pass through conducting wire
It is transferred to controller, making instruction makes timer times, the water drops flows down time of test specimen is obtained, for characterizing the hydrophobic of the test specimen
Performance.
Compared with prior art, the present invention has following technical effect:
The present invention is used to test the experimental rig of the road surface hydrophobic performance evaluation of water drops flows down time, and adjustment pedestal first makes
It obtains experimental rig and keeps horizontal, then open fixing clamp, test specimen is placed in test-piece stand, rotating bolt rises test-piece stand, viewing angle
Graduated scale is spent, test specimen is made to tilt to target angle, fixing clamp is closed, it is fixed on sliding slot.It turns on the switch later, in test specimen
While top is dripped, timer is started to work；When water drops flows down to test specimen bottom end, the information that laser acquisition head will acquire is logical
It crosses conducting wire and is transferred to controller, controller makes instruction so that timer times, the reading of timer are exactly water droplet in the test specimen
On the water drops flows down time.When hydrophobic performance when road surface is stronger, the water drops flows down time is smaller；And when road surface hydrophobic performance compared with
When weak, the water drops flows down time is larger.Experimental rig proposed by the present invention can be qualitative and quantitatively road pavement hydrophobic performance is commented
Valence, and meet road real use state, real road can be simulated by rain drop erosion, and can easily and effectively test
Hydrophobic performance of the water drops flows down time to evaluate road surface out.
Further, bolt is set, the tilt angle of test specimen is adjusted, convenient for arrangement, facilitates operation.
Further, angle graduated scale, sliding slot, spring and fixing clamp is arranged the tilt angle of test specimen is monitored and is controlled
System, reaches target angle, the different gradient of accurate simulation real road.
Further, pedestal, bottom plate and level are set, and the collective effect of three makes experimental rig be placed in horizontal and stablizes
State, it is ensured that the tilt angle that graduated scale is observed is exactly target angle, accurate credible.
Further, test-piece stand and baffle are set, so that test specimen is in stable state, it is ensured that the accuracy of test result.
Detailed description of the invention
Fig. 1 is a kind of overall structure figure of experimental rig for the evaluation of road surface hydrophobic performance of the invention；
Fig. 2 is a kind of part A detail structure figure of experimental rig for the evaluation of road surface hydrophobic performance of the invention；
Fig. 3 is a kind of part B detail structure figure of experimental rig for the evaluation of road surface hydrophobic performance of the invention；
Fig. 4 is a kind of C portion detail structure figure of experimental rig for the evaluation of road surface hydrophobic performance of the invention；
1 is test-piece stand in the figure；2 be the first hanger bar；3 be spring；4 be fixing clamp；5 be angle graduated scale；6 be cunning
Slot；7 be the second hanger bar；8 be water container；9 be switch；10 be electronic control valve；11 be test specimen；12 be baffle；13 be laser
Detecting head；14 be bolt；15 be bottom plate；16 be support；17 be level；18 be conducting wire；19 be controller；20 be timer.
Specific embodiment
Below in conjunction with attached drawing, the present invention is further described:
A kind of experimental rig for road surface hydrophobic performance referring to FIG. 1 to FIG. 4, including bottom plate 15, test-piece stand 1, the water capacity
Device 8, timer 20, test specimen 11, controller 19 and laser acquisition head 13；Bottom plate 15 is horizontally disposed, and one end of test-piece stand 1 is hinged on
The one end of bottom plate 15；The one end of test-piece stand 1 far from hinge joint, the test specimen between water container 8 and hinge joint is arranged in water container 8
Test specimen 11 is provided on frame 1, the outlet of water container 8 is located at the top of 11 end of test specimen；Controller 19 and timer 20 are respectively provided with
On test-piece stand, laser acquisition head 13 is arranged on the test-piece stand 1 of hinge joint one end, and laser acquisition head 13 flows through examination for detecting
The water of part 11；Laser acquisition head 13 and timer 20 pass through wire connection controller.Test-piece stand 1 is for placing test examination
Baffle 12 is arranged in part, 1 bottom of test-piece stand, and test-piece stand 1 tilts so that test specimen inclination, meets test requirements document, set in 1 bottom of test-piece stand
Setting baffle 12 prevents test specimen from sliding；
One end on bottom plate 15 far from hinge joint is successively fixedly installed angle graduated scale 5 and sliding slot 6；Test-piece stand 1 is upper
The end of angle graduated scale 5 is provided with the first hanger bar 2, spring 3 is fixedly connected in the first hanger bar 2, spring 3 is fixed to be connected
It is connected to fixing clamp 4, fixing clamp 4 can clamp test-piece stand 1 and sliding slot 6.
Position on test-piece stand 1 positioned at water container 8 is provided with the second hanger bar 7, and water container 8 and the fixation of timer 20 are set
It sets in the second hanger bar 7.
The bottom of water container 8 is provided with outlet pipe, and the outlet of outlet pipe is located at the top of 11 end of test specimen, and outlet pipe goes out
Electronic control valve 10 is provided at mouthful, 10 side of electronic control valve is provided with switch 9, switch 9 while connection timer 20 and electricity
Sub- control valve 10.
Test specimen 11 is provided with baffle 12 close to hinge joint side, and laser acquisition head 13 is arranged on baffle 12.
It is hinged by bolt 14 between test-piece stand 1 and bottom plate 15.Rotation bolt 14 is used to adjust the tilt angle of test specimen, makes
Test-piece stand 1 increases, and is adjusted to tilt angle；Setting angle graduated scale 5 reaches target angle for monitoring test specimen；Exist simultaneously
Hanger bar 2 is set on test-piece stand 1, the spring 3 of connection fixing clamp 4 is fixed, then test-piece stand 1 is fixed on sliding slot 6, will be tried
Part is fixed on target angle.
The upper surface of bottom plate 15 is provided with level 17, and the bottom of bottom plate 15 is provided with several supports 16.
A kind of test method of the experimental rig for road surface hydrophobic performance, comprising the following steps:
1) support base 16 is adjusted, sighting-level 17 makes whole device holding horizontal；
2) rotating bolt 14 rise test-piece stand 1, then test specimen 11 are placed on test-piece stand 1, reaches 11 bottom end of test specimen
Baffle 12, viewing angle graduated scale 5 make test specimen tilt to target angle, open fixing clamp 4, are fixed on sliding slot 6, will
Test specimen is fixed on target angle；
3) 9 are turned on the switch, electronic control valve 10 is simultaneously open with timer 20, and water container 8 starts to drip, and is reached in water droplet
When to the top of test specimen 11, timer 20 starts timing；When water droplet appears in 11 bottom of test specimen, laser acquisition head 13 obtains letter
After breath, controller 19 is transferred to by conducting wire, making instruction suspends timer 20, obtains the water drops flows down time of test specimen, uses
In the hydrophobic performance for characterizing the test specimen.
Second hanger bar 7 is set on test-piece stand 1, water container and timer are fixed, then switch 9, switch 9 are set
Water container 8 and timer 20 are controlled simultaneously, after turning on the switch 9, while water droplet reaches 11 top of test specimen, timer 20 is opened
Beginning work；When water droplet appears in 11 bottom end of test specimen, the information that laser acquisition head 13 will acquire is transferred to control by conducting wire 18
Device 19, then controller 19 makes instruction, so that timer 20 stops, obtaining the water drops flows down time of test specimen 11.In bottom plate 15
Upper setting level(l)ing bubble 17, by the synergistic effect of 17 three of bottom plate 15, support base 16 and level(l)ing bubble, so that test dress
It sets in level, and the stabilization of holding meanss entirety.
Claims (8)
1. a kind of experimental rig for road surface hydrophobic performance, which is characterized in that including bottom plate (15), test-piece stand (1), water container
(8), timer (20), test specimen (11), controller (19) and laser acquisition head (13)；Bottom plate (15) is horizontally disposed, test-piece stand (1)
One end be hinged on the one ends of bottom plate (15)；Water container (8) setting is in the one end of test-piece stand (1) far from hinge joint, water container
(8) it is provided with test specimen (11) on the test-piece stand between hinge joint (1), the outlet of water container (8) is located at test specimen (11) end
Top；Controller (19) and timer (20) are arranged on test-piece stand, and hinge joint one end is arranged in laser acquisition head (13)
On test-piece stand (1), laser acquisition head (13) is for detecting the water for flowing through test specimen (11)；Laser acquisition head (13) and timer (20)
Pass through wire connection controller.
2. a kind of experimental rig for road surface hydrophobic performance according to claim 1, which is characterized in that on bottom plate (15)
One end far from hinge joint is successively fixedly installed angle graduated scale (5) and sliding slot (6)；It is located at angle index on test-piece stand (1)
The end of ruler (5) is provided with the first hanger bar (2), is fixedly connected in the first hanger bar (2) spring (3), and spring (3) is fixed to be connected
It is connected to fixing clamp (4), fixing clamp (4) can clamp test-piece stand (1) and sliding slot (6).
3. a kind of experimental rig for road surface hydrophobic performance according to claim 1, which is characterized in that test-piece stand (1)
The upper position positioned at water container (8) is provided with the second hanger bar (7), and water container (8) and timer (20) are fixed at the
In two hanger bars (7).
4. a kind of experimental rig for road surface hydrophobic performance according to claim 1, which is characterized in that water container (8)
Bottom be provided with outlet pipe, the outlet of outlet pipe is located at the top of test specimen (11) end, and the exit of outlet pipe is provided with electricity
Sub- control valve (10), electronic control valve (10) side are provided with switch (9), switch (9) while connection timer (20) and electronics
Control valve (10).
5. a kind of experimental rig for road surface hydrophobic performance according to claim 1, which is characterized in that test specimen (11) leans on
Nearly hinge joint side is provided with baffle (12), and laser acquisition head (13) is arranged on baffle (12).
6. a kind of experimental rig for road surface hydrophobic performance according to claim 1, which is characterized in that test-piece stand (1)
It is hinged by bolt (14) between bottom plate (15).
7. a kind of experimental rig for road surface hydrophobic performance according to claim 1, which is characterized in that bottom plate (15)
Upper surface is provided with level (17), and the bottom of bottom plate (15) is provided with several supports (16).
8. a kind of test method of the experimental rig for road surface hydrophobic performance, which is characterized in that be based on claim 1) to (7)
A kind of experimental rig for road surface hydrophobic performance described in any one, comprising the following steps:
1) support base (16) are adjusted, sighting-level (17) makes whole device holding horizontal；
2) rotating bolt (14) rise test-piece stand (1), then test specimen (11) are placed on test-piece stand (1), makes test specimen (11) bottom
End reaches baffle (12), viewing angle graduated scale (5), and test specimen is made to tilt to target angle, opens fixing clamp (4), is fixed
In on sliding slot (6), test specimen is fixed on target angle；
3) it turns on the switch (9), electronic control valve (10) is simultaneously open with timer (20), and water container (8) starts to drip, in water
When drop reaches the top of test specimen (11), timer (20) starts timing；When water droplet appears in test specimen (11) bottom, laser acquisition
After head (13) obtains information, controller (19) are transferred to by conducting wire, making instruction suspends timer (20), obtains test specimen
The water drops flows down time, for characterizing the hydrophobic performance of the test specimen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910388774.9A CN110007066A (en) | 2019-05-10 | 2019-05-10 | A kind of experimental rig and test method for road surface hydrophobic performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910388774.9A CN110007066A (en) | 2019-05-10 | 2019-05-10 | A kind of experimental rig and test method for road surface hydrophobic performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110007066A true CN110007066A (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910388774.9A Pending CN110007066A (en) | 2019-05-10 | 2019-05-10 | A kind of experimental rig and test method for road surface hydrophobic performance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110346111A (en) * | 2019-07-24 | 2019-10-18 | 中国电建集团华东勘测设计研究院有限公司 | The experimental rig that road grade and run-off influence inlet for stom water interception capacity |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19744991A1 (en) * | 1997-10-13 | 1999-05-06 | Hermann Gmbh Co Heinrich | Method of measuring the initial adhesion or tack of the adhesive layer of a substrate |
| WO2015107159A1 (en) * | 2014-01-17 | 2015-07-23 | Technische Universität Kaiserslautern | Device and method for determining the contact angle of a liquid body with a solid surface |
| CN105067486A (en) * | 2015-09-11 | 2015-11-18 | 广州纤维产品检测研究院 | Tumbling angle measurement method and device |
| CN209878768U (en) * | 2019-05-10 | 2019-12-31 | 长安大学 | A test device for road surface hydrophobic property |
-
2019
- 2019-05-10 CN CN201910388774.9A patent/CN110007066A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19744991A1 (en) * | 1997-10-13 | 1999-05-06 | Hermann Gmbh Co Heinrich | Method of measuring the initial adhesion or tack of the adhesive layer of a substrate |
| WO2015107159A1 (en) * | 2014-01-17 | 2015-07-23 | Technische Universität Kaiserslautern | Device and method for determining the contact angle of a liquid body with a solid surface |
| CN105067486A (en) * | 2015-09-11 | 2015-11-18 | 广州纤维产品检测研究院 | Tumbling angle measurement method and device |
| CN209878768U (en) * | 2019-05-10 | 2019-12-31 | 长安大学 | A test device for road surface hydrophobic property |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110346111A (en) * | 2019-07-24 | 2019-10-18 | 中国电建集团华东勘测设计研究院有限公司 | The experimental rig that road grade and run-off influence inlet for stom water interception capacity |
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