CN205982016U - Bituminous mixture impervious performance testing arrangement - Google Patents
Bituminous mixture impervious performance testing arrangement Download PDFInfo
- Publication number
- CN205982016U CN205982016U CN201620744890.1U CN201620744890U CN205982016U CN 205982016 U CN205982016 U CN 205982016U CN 201620744890 U CN201620744890 U CN 201620744890U CN 205982016 U CN205982016 U CN 205982016U
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- tire
- test specimen
- chute
- placing trough
- measured
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Abstract
The utility model provides a bituminous mixture impervious performance testing arrangement, includes that test piece standing groove, tire, horizontal stand, two direction switch, water jet equipment, tire mobile device, tire biasing means and longitudinal section are the work box of rectangle, horizontal level of support and test piece standing groove top -down set up in the work box, test piece standing groove bottom is provided with net support frame and delivery port, the tire sets up at the test piece top of awaiting measuring after running through the test piece standing groove, the tire mobile device drives the tire at the test piece top horizontal migration that awaits measuring, two two direction switch symmetries set up on the lateral wall of work box, the moving trajectory of two two direction switch and tire mobile device is in on the same axis, tire biasing means links to each other with the tire, the swash plate that the test piece meets is provided with on the test piece standing groove inner wall and awaits measuring, water jet equipment arranges the test piece standing groove in and to the test piece that the awaits measuring operation of spraying water. The utility model discloses can the test with the actual stress situation on road surface mutually close, the test result can be more true and reliable.
Description
Technical field
This utility model belongs to ground surface material technical field of performance test, is related to a kind of anti-permeability performance test device, especially
It is related to a kind of asphalt anti-permeability performance test device.
Background technology
In the mix-design stage of asphalt, infiltration coefficient is checked to be a very important job, by this
Inspection, can avoid designing the asphalt of the excessive compact-type of infiltration coefficient, and in bituminous paving operation stage, by
In the factor of design and construction, bituminous paving open pores are excessive, and water will lead to the early stage of bituminous paving to be broken after entering road surface
Bad, therefore, it is particularly important in Asphalt Mixture Design Phase Evaluation asphalt permeability performance.
At present, Lab-evaluation asphalt permeability performance is commonly used infiltration coefficient and is represented, arranges certain head, with unit
In time, level reduces the water yield permeated of a certain height to represent, the method can evaluate asphalt to a certain extent
Seepage of water, but on rainy day, there are not differential water pressures in actual road surface, and stands the repeated action of traffic load, tire pair
Moisture on the water surface has squeezing action, under the load action of tire, accelerates the speed that moisture spreads along asphalt hole
Rate.
Utility model content
Existed relatively based on the seepage of water of currently used asphalt seepage of water test method and road surface actual state
Big difference, this utility model provide a kind of can test and the actual loading situation on road surface be close, test result can be more
True and reliable asphalt anti-permeability performance test device.
For achieving the above object, this utility model adopts the following technical scheme that:
A kind of asphalt anti-permeability performance test device it is characterised in that:Described asphalt anti-permeability performance test
Device includes test specimen placing trough, tire, horizontal stand, two-direction switch, water injector, tire mobile device, tire device for exerting
And the work box that longitudinal cross-section is rectangular;Described test specimen placing trough is fixedly installed on work box bottom;Described horizontal stand water
Put down and be arranged on work box top;Described test specimen is placed trench bottom and is provided with lattice support frame and is arranged on lattice support frame bottom
Outlet;Test specimen to be measured is placed on the lattice support frame of test specimen placing trough;After described tire runs through test specimen placing trough and arrange
At test specimen top to be measured;Described tire mobile device is arranged on horizontal stand and is connected with tire;Described tire mobile device
Tire is driven to move in test specimen top horizontal to be measured;Described two-direction switch is two;Two two-direction switch are symmetricly set on work
On the side wall of case;Described two two-direction switch are on same axis with the running orbit of tire mobile device;Described tire is applied
Pressure device is connected with tire and passes through tire and applies pressure to test specimen to be measured;Be provided with described test specimen placing trough inwall with to be measured
The swash plate that test specimen connects;Described water injector is placed in test specimen placing trough and carries out, to test specimen to be measured, operation of spraying water.
Preferably, the tire mobile device that this utility model is adopted include motor, decelerator, gear, chute and
Rack-and-pinion;Described motor is fixedly installed on work box bottom;Described chute is arranged on horizontal stand;Described rack-and-pinion sets
Put on chute;Described motor drives pinion rotation by decelerator;Described gear is meshed with rack-and-pinion;Described gear leads to
Crossing rack-and-pinion drives chute freely to slide on horizontal stand;The running orbit of described two two-direction switch and chute is in same
On one axis;Two-direction switch is triggered when described chute slides on horizontal stand;Described chute is connected with tire and drives tire
Move in test specimen top horizontal to be measured.
Preferably, the tire device for exerting that this utility model is adopted includes vertical chute, bracing frame, oil cylinder and liquid
Press pump;Described vertical chute be fixedly installed on chute and with chute synchronizing moving;Support frame as described above is arranged in vertical chute
And it is freely vertically slidable in vertical chute;Described tire is arranged on bracing frame bottom;Described hydraulic pump is connected with oil cylinder;Described liquid
Press pump is connected with bracing frame and passes through bracing frame and tire and applies pressure to test specimen to be measured.
Preferably, the water injector that this utility model is adopted includes water pump, flow control valve, flow meter and spray
Head;Described water pump is placed in the outside of the rectangular work box in longitudinal cross-section;Described shower nozzle be placed in point in test specimen placing trough to be measured
Test specimen;Described water pump is connected with shower nozzle by water pipe;Flow control valve and flow meter are provided with described water pipe.
Preferably, the tire device for exerting that adopted of this utility model passes through pressure that tire applies to test specimen to be measured not
More than 0.7Mpa.
Preferably, the top of test specimen placing trough that this utility model is adopted is provided with capping;Cover on described
Offer open slot;After described tire runs through the open slot covering on test specimen placing trough top and be arranged on test specimen top to be measured
Portion.
Preferably, a length of 300mm, a width of 150mm, a height of 50mm of test specimen placing trough that this utility model is adopted.
Preferably, the width of tire that this utility model is adopted is 150mm.
The utility model has the advantages that:
This utility model provides a kind of asphalt anti-permeability performance test device, including test specimen placing trough, tire, water
Flat support, two-direction switch, water injector, tire mobile device, the rectangular work box of tire device for exerting and longitudinal cross-section;
Test specimen placing trough is fixedly installed on work box bottom;Horizontal stand is horizontally set on work box top;Test specimen is placed trench bottom and is set
The outlet being equipped with lattice support frame and being arranged on lattice support frame bottom;The grid that test specimen to be measured is placed in test specimen placing trough props up
On support;After tire runs through test specimen placing trough and be arranged on test specimen top to be measured;Tire mobile device is arranged on horizontal stand
And be connected with tire;Tire mobile device drives tire to move in test specimen top horizontal to be measured;Two-direction switch is two;Two are fallen
Clockwise switch is symmetricly set on the side wall of work box;The running orbit of two two-direction switch and tire mobile device is in same axle
On line;Tire device for exerting is connected with tire and passes through tire and applies pressure to test specimen to be measured;Arrange on test specimen placing trough inwall
There is the swash plate connecting with test specimen to be measured;Water injector is placed in test specimen placing trough and carries out, to test specimen to be measured, operation of spraying water.This reality
With new, test specimen to be measured is placed in test specimen placing trough, with the gap of glue sealed test piece and test specimen placing trough, power set driving
Tire moves repeatedly in surface of test piece horizontal direction to be measured, and water injector is sprinkled water in surface of test piece, reads watering according to flow meter
Amount, all penetrates into the Time Calculation infiltration coefficient in road surface by watering amount and moisture.This test device simulated roadway is in rain
My god, there is the water permeability resistance on road surface under Driving Loading.This utility model is sprinkled water in surface of test piece to be measured using ejecting device, adopts
With the cycle movement in surface of test piece to be measured of tire driving device tire on the drive wheels, this device can test road surface in rainy shape
State, bituminous paving stands the permeability under wheel load effect, the reality on permeability performance test device of the present utility model and road surface
Border force-bearing situation is close, and test result can more really react the water permeability resistance of asphalt.
Brief description
Fig. 1 is the structural representation of asphalt anti-permeability performance test device provided by the utility model;
Fig. 2 is the overlooking the structure diagram of the test specimen placing trough that this utility model is adopted;
Fig. 3 is the overlooking the structure diagram of the upper capping that this utility model is adopted;
In figure description of symbols is as follows:
1- test specimen placing trough;2- motor;3- decelerator;4- gear;5- tire;6- bracing frame;7- oil cylinder;8- hydraulic pump;
9- rack-and-pinion;10- chute;11- slide rail;12- two-direction switch;13- test specimen to be measured;The vertical chute of 14-;15- lattice support frame;
16- shower nozzle;17- flow meter;18- flow control valve;19- outlet;20- water pump;Cover on 21-;22- open slot.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is further described, but this utility model is not limited only to following realities
Apply mode, unknown part is shown in utility model content part.
Referring to Fig. 1 and Fig. 2, this utility model provides a kind of asphalt anti-permeability performance test device, this Colophonium
Compound anti-permeability performance test device includes test specimen placing trough 1, tire 5, horizontal stand 11, two-direction switch 12, water injector, wheel
Tire mobile device, the rectangular work box of tire device for exerting and longitudinal cross-section;Test specimen placing trough 1 is fixedly installed on work box
Bottom;Horizontal stand 11 is horizontally set on work box top;Test specimen placing trough 1 bottom is provided with lattice support frame 15 and setting
Outlet 19 in lattice support frame 15 bottom;Test specimen 13 to be measured is placed on the lattice support frame 15 of test specimen placing trough 1;Tire 5
After running through test specimen placing trough 1 and be arranged on test specimen 13 top to be measured;Tire mobile device be arranged on horizontal stand 11 and with wheel
Tire 5 is connected;Tire mobile device drives tire 5 to move in test specimen 13 top horizontal to be measured;Two-direction switch 12 is two;Two are fallen
Clockwise switch 12 is symmetricly set on the side wall of work box;The running orbit of two two-direction switch 12 and tire mobile device is in same
On one axis;Tire device for exerting is connected with tire 5 and applies pressure by tire 5 to test specimen 13 to be measured;In test specimen placing trough 1
The swash plate being connected with test specimen 13 to be measured is provided with wall;Water injector is placed in test specimen placing trough 1 and carries out to test specimen 13 to be measured
Water spray operation.
Tire mobile device includes motor 2, decelerator 3, gear 4, chute 10 and rack-and-pinion 9;Motor 2 is fixedly installed
In work box bottom;Chute 10 is arranged on horizontal stand 11;Rack-and-pinion 9 is arranged on chute 10;Motor 2 passes through decelerator
3 band moving gears 4 rotate;Gear 4 is meshed with rack-and-pinion 9;Gear 4 drives chute 10 in horizontal stand by rack-and-pinion 9
Freely slide on 11;The running orbit of two two-direction switch 12 and chute 10 is on same axis;Chute 10 is in horizontal stand
Two-direction switch 12 is triggered when sliding on 11;Chute 10 is connected with tire 5 and drives tire 5 to translate in test specimen 13 top water to be measured
Dynamic.
Tire device for exerting includes vertical chute 14, bracing frame 6, oil cylinder 7 and hydraulic pump 8;Vertical chute 14 fixation sets
Put on chute 10 and with chute 10 synchronizing moving;Bracing frame 6 is arranged in vertical chute 14 and freely erects in vertical chute 14
To slip;Tire 5 is arranged on bracing frame 6 bottom;Hydraulic pump 8 is connected with oil cylinder 7;Hydraulic pump 8 is connected with bracing frame 6 and by propping up
Support 6 and tire 5 apply pressure to test specimen 13 to be measured.
Water injector includes water pump 20, flow control valve 18, flow meter 17 and shower nozzle 16;Water pump 20 is placed in longitudinal cross-section
The outside of rectangular work box;Shower nozzle 16 is placed in test specimen placing trough 1 and points to part 13 to be tested;Water pump 20 passes through water pipe and spray
16 are connected;Flow control valve 18 and flow meter 17 are provided with water pipe.
Tire device for exerting is not more than 0.7Mpa by the pressure that tire 5 applies to test specimen 13 to be measured.
Referring to Fig. 3, the top of the test specimen placing trough 1 that this utility model is adopted is provided with capping 21;In upper capping 21
Offer open slot 22;After the open slot 22 that tire 5 runs through on test specimen placing trough 1 top in capping 21 and be arranged on test specimen to be measured
13 tops.
A length of 300mm of test specimen placing trough 1, a width of 150mm, a height of 50mm.The width of tire 5 is 150mm.
Working method of the present utility model is:Connection reducer 3 and gear 4 on motor 2, gear 4 be fixed on chute 10
On rack-and-pinion 9 engage, the power of motor 2 is delivered on gear 4, and gear 4 drives and is fixed on rack-and-pinion 9 on chute 10
Horizontal direction is moved along slide rail 11, and after the end thereof contacts of chute 10 are to two-direction switch 12, motor 2 band moving gear 4 is to contrary
Direction motion, also changes the direction of motion with gear 4 meshed gears tooth bar 9, be fixed with below rack-and-pinion 9 supporting construction with
The device for exerting of tire 5, is test specimen placing trough 1 below tire 5, there is water injector test specimen placing trough 1 side, in test specimen upper surface
Water spray, is determined the flow of water, has lattice support frame 15, the moisture oozing from test specimen below test specimen placing trough 1 by flow meter 17
Through lattice support frame 15, flowed out by outlet 19.The output shaft of motor 2 is connected by shaft coupling with one end of decelerator 3,
Another termination of decelerator 3 is fixed with gear 4.Gear 4 is engaged with rack-and-pinion 9, rotation driven gear tooth bar 9 edge of tire 5
Slide rail 11 horizontal movement.Rack-and-pinion 9 is fixed on chute 10, and chute 10 is integrally fixed on slide rail 11, and can slide
On rail 11 slidably.Test specimen placing trough 1 both sides You Liangge inclined-plane, the water of sprinkling all flows to the surface of test specimen 13 to be measured, examination
It is provided with capping 21 above part placing trough 1.There is shower nozzle 16 side of test specimen placing trough 1, and shower nozzle 16 connects one end of water inlet pipe, enters
It is provided with flow meter 17 and flow control valve 18, the other end of water inlet pipe is connected with water pump 20 in the middle part of water pipe.
Embodiment 1:
5~6 hours are placed in the cutting of rut plate test specimen into two be used for testing, test specimen 13 to be measured is placed on test specimen and puts
Put 1 in groove, adjust the bracing frame 6 placing power set so as to slide in vertical chute 14, be fixed on the wheel in bracing frame 6
Tire 5 is contacted with the surface of test specimen 13 to be measured, starts the power set on bracing frame 6, and power set include oil cylinder 7 and hydraulic pump
8, till making the pressure on tire reach 0.7Mpa, motor 2 connection reducer 3, one end fixed gear 4 of decelerator 3, gear 4
Engage with rack-and-pinion 9, start motor 2, motor 2 band moving gear 4 rotates, and the gear 4 of rotation drives and is fixed on chute 10
Rack-and-pinion 9 horizontal direction is moved along slide rail 11, after chute 10 contact two-direction switch 12, the output shaft driven gear 4 of motor 2
Rotate in opposite direction, the rack-and-pinion 9 being fixed on chute 10 moves in opposite directions together, when chute 10 encounter another
After the two-direction switch 12 of side, repeat above-mentioned step, thus the bracing frame 6 being fixed on sliding tray 10 and be placed on bracing frame
Power set on 6, including oil cylinder 7 and hydraulic pump 8, together with the tire 5 being fixed on below bracing frame 6 above test specimen 13 to be measured
Repeatedly move horizontally, the repeated action of simulated roadway car load.Test specimen placing trough side is provided with shower nozzle 16, and shower nozzle 16 leads to
Cross water inlet pipe to be connected with water pump 20, be provided with flow meter 17 in the middle part of water inlet pipe and flow control valve 18 is used for controlling the flow of water.Examination
Be provided with capping 21 above part placing trough 1, on cover and be provided with open slot 22.This test device passes through flow control valve 18 and stream
Scale 17 controlling the flow of water, calculates the infiltration system of asphalt by the time that the flow of water and moisture ooze under whole
Number.This test device is in order to simulate in the waterproof performance having road surface under Driving Loading.
Claims (8)
1. a kind of asphalt anti-permeability performance test device it is characterised in that:Described asphalt anti-permeability performance test dress
Put including test specimen placing trough(1), tire(5), horizontal stand(11), two-direction switch(12), water injector, tire mobile device,
The rectangular work box of tire device for exerting and longitudinal cross-section;Described test specimen placing trough(1)It is fixedly installed on work box bottom;
Described horizontal stand(11)It is horizontally set on work box top;Described test specimen placing trough(1)Bottom is provided with lattice support frame
(15)And it is arranged on lattice support frame(15)The outlet of bottom(19);Test specimen to be measured(13)It is placed in test specimen placing trough(1)'s
Lattice support frame(15)On;Described tire(5)Run through test specimen placing trough(1)Afterwards and be arranged on test specimen to be measured(13)Top;Described
Tire mobile device is arranged on horizontal stand(11)Go up and and tire(5)It is connected;Described tire mobile device drives tire(5)?
Test specimen to be measured(13)Top horizontal moves;Described two-direction switch(12)It is two;Two two-direction switch(12)It is symmetricly set on work
Make on the side wall of case;Described two two-direction switch(12)It is on same axis with the running orbit of tire mobile device;Described
Tire device for exerting and tire(5)It is connected and pass through tire(5)To test specimen to be measured(13)Apply pressure;Described test specimen placing trough
(1)It is provided with inwall and test specimen to be measured(13)The swash plate connecting;Described water injector is placed in test specimen placing trough(1)In and to treating
Test block(13)Carry out operation of spraying water.
2. asphalt anti-permeability performance test device according to claim 1 it is characterised in that:The mobile dress of described tire
Put including motor(2), decelerator(3), gear(4), chute(10)And rack-and-pinion(9);Described motor(2)It is fixedly installed on
Work box bottom;Described chute(10)It is arranged on horizontal stand(11)On;Described rack-and-pinion(9)It is arranged on chute(10)On;
Described motor(2)By decelerator(3)Band moving gear(4)Rotate;Described gear(4)With rack-and-pinion(9)It is meshed;Described tooth
Wheel(4)By rack-and-pinion(9)Drive chute(10)In horizontal stand(11)On freely slide;Described two two-direction switch(12)
With chute(10)Running orbit be on same axis;Described chute(10)In horizontal stand(11)During upper slip, triggering is suitable
Switch(12);Described chute(10)With tire(5)It is connected and drive tire(5)In test specimen to be measured(13)Top horizontal moves.
3. asphalt anti-permeability performance test device according to claim 2 it is characterised in that:Described tire pressure dress
Put including vertical chute(14), bracing frame(6), oil cylinder(7)And hydraulic pump(8);Described vertical chute(14)It is fixedly installed on
Chute(10)Go up and and chute(10)Synchronizing moving;Support frame as described above(6)It is arranged on vertical chute(14)In and in vertical chute
(14)Freely vertically slidable;Described tire(5)It is arranged on bracing frame(6)Bottom;Described hydraulic pump(8)With oil cylinder(7)It is connected;Institute
State hydraulic pump(8)With bracing frame(6)It is connected and pass through bracing frame(6)And tire(5)To test specimen to be measured(13)Apply pressure.
4. asphalt anti-permeability performance test device according to claim 3 it is characterised in that:Described water injector bag
Include water pump(20), flow control valve(18), flow meter(17)And shower nozzle(16);Described water pump(20)Being placed in longitudinal cross-section is in square
The outside of the work box of shape;Described shower nozzle(16)It is placed in test specimen placing trough(1)Middle sensing part to be tested(13);Described water pump(20)
By water pipe and shower nozzle(16)It is connected;It is provided with flow control valve on described water pipe(18)And flow meter(17).
5. the asphalt anti-permeability performance test device according to claim 1 or 2 or 3 or 4 it is characterised in that:Described
Tire device for exerting passes through tire(5)To test specimen to be measured(13)The pressure applying is not more than 0.7Mpa.
6. asphalt anti-permeability performance test device according to claim 5 it is characterised in that:Described test specimen placing trough
(1)Top be provided with capping(21);Described upper capping(21)On offer open slot(22);Described tire(5)Run through examination
Part placing trough(1)Cover on top(21)On open slot(22)Afterwards and be arranged on test specimen to be measured(13)Top.
7. asphalt anti-permeability performance test device according to claim 6 it is characterised in that:Described test specimen placing trough
(1)A length of 300mm, a width of 150mm, a height of 50mm.
8. asphalt anti-permeability performance test device according to claim 7 it is characterised in that:Described tire(5)'s
Width is 150mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620744890.1U CN205982016U (en) | 2016-07-14 | 2016-07-14 | Bituminous mixture impervious performance testing arrangement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620744890.1U CN205982016U (en) | 2016-07-14 | 2016-07-14 | Bituminous mixture impervious performance testing arrangement |
Publications (1)
Publication Number | Publication Date |
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CN205982016U true CN205982016U (en) | 2017-02-22 |
Family
ID=58024506
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Application Number | Title | Priority Date | Filing Date |
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CN201620744890.1U Expired - Fee Related CN205982016U (en) | 2016-07-14 | 2016-07-14 | Bituminous mixture impervious performance testing arrangement |
Country Status (1)
Country | Link |
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CN (1) | CN205982016U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107607454A (en) * | 2017-08-24 | 2018-01-19 | 长安大学 | A kind of experimental rig for testing bituminous paving water permeability |
CN109444013A (en) * | 2018-09-19 | 2019-03-08 | 广东建浩检测科技有限公司 | A kind of pavement seepage dynamic test equipment and its test method |
CN112611697A (en) * | 2020-11-27 | 2021-04-06 | 山东大学 | Permeable asphalt pavement permeability attenuation model test system and method |
CN114371116A (en) * | 2021-12-30 | 2022-04-19 | 北京红山信息科技研究院有限公司 | Road test quality evaluation method based on permeability |
-
2016
- 2016-07-14 CN CN201620744890.1U patent/CN205982016U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107607454A (en) * | 2017-08-24 | 2018-01-19 | 长安大学 | A kind of experimental rig for testing bituminous paving water permeability |
CN107607454B (en) * | 2017-08-24 | 2020-07-07 | 长安大学 | Test device for testing water permeability of asphalt pavement |
CN109444013A (en) * | 2018-09-19 | 2019-03-08 | 广东建浩检测科技有限公司 | A kind of pavement seepage dynamic test equipment and its test method |
CN112611697A (en) * | 2020-11-27 | 2021-04-06 | 山东大学 | Permeable asphalt pavement permeability attenuation model test system and method |
CN114371116A (en) * | 2021-12-30 | 2022-04-19 | 北京红山信息科技研究院有限公司 | Road test quality evaluation method based on permeability |
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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: 20170222 Termination date: 20190714 |
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CF01 | Termination of patent right due to non-payment of annual fee |