CN205898597U - Bituminous mixture cling compound ability die -away test testing arrangement - Google Patents
Bituminous mixture cling compound ability die -away test testing arrangement Download PDFInfo
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- CN205898597U CN205898597U CN201620552735.XU CN201620552735U CN205898597U CN 205898597 U CN205898597 U CN 205898597U CN 201620552735 U CN201620552735 U CN 201620552735U CN 205898597 U CN205898597 U CN 205898597U
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- test
- tire
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- placing trough
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Abstract
The utility model belongs to the technical field of pavement material capability test, a bituminous mixture cling compound ability die -away test testing arrangement is related to, including test piece standing groove, two direction switch, tire, tire biasing means, test piece standing groove drive arrangement and support, the longitudinal section of support is the rectangle, the test piece standing groove is arranged in inside the support, test piece standing groove drive arrangement links to each other and drives the test piece standing groove with the test piece standing groove and removes freely in the bottom of support, two direction switch is two, two two direction switch symmetries set up on the lateral wall of support, the moving trajectory of two two direction switch and test piece standing groove is in on the same axis, the test piece standing groove is arranged in to the test piece that awaits measuring, the tire setting is at the test piece top of awaiting measuring, tire biasing means sets up and links to each other and exert pressure to the test piece that awaits measuring through the tire at the top of support and with the tire. The utility model provides a bituminous mixture cling compound ability die -away test testing arrangement of vehicle disc brake hour wheel child to the influence of road surface cling compound ability can be used for simulating.
Description
Technical field
This utility model belongs to ground surface material technical field of performance test, is related to a kind of experiment test device, more particularly, to
A kind of asphalt anti-slide performance die-away test test device.
Background technology
Pavement skid resistance condition is one of key factor of impact traffic safety, the long-term maintenance good antiskid in road surface performance
It is the effective way improving traffic safety level.But in the presence of traffic load and dust filling etc., the antiskid on road surface
Ability decays rapidly, for this present situation, carries out the research of pavement skid resistance condition attenuation law, be Asphalt Mixture Design and
Maintenance of surface provides beneficial reference to have great importance.
Mainly commented by the coefficient of friction and average texture depth of test specimen currently for asphalt anti-slide performance
Valency, analyzes emphatically the impact to antiskid index initial value of asphalt mixture gradation type and nominal maximum particle diameter, but right
In asphalt under vehicular load repeated action, particularly during vehicle brake, tire road surfaces are had shearing and
The research of the effect of friction is fewer.
Utility model content
Based on above reason, the purpose of this utility model is to provide one kind to can be used to tire pair during simulating vehicle brake
The asphalt anti-slide performance die-away test test device of the impact of pavement skid resistance ability.
For achieving the above object, this utility model adopts the following technical scheme that:
A kind of asphalt anti-slide performance die-away test test device it is characterised in that: described asphalt antiskid
Ability die-away test test device includes test specimen placing trough, two-direction switch, tire, tire device for exerting, the driving of test specimen placing trough
Device and support；The longitudinal section of described support is rectangular；Described test specimen placing trough is placed in internal stent；Described test specimen placing trough
Driving means are connected with test specimen placing trough and drive test specimen placing trough freely to move in the bottom of support；Described two-direction switch is two
Individual；Two two-direction switch are symmetricly set on the side wall of support；Described two two-direction switch and the running orbit of test specimen placing trough
It is on same axis；Test specimen to be measured is placed in test specimen placing trough；Described tire is arranged on test specimen top to be measured；Described tire is applied
Pressure device is arranged on the top of support and is connected with tire and passes through tire and applies pressure to test specimen to be measured.
Preferably, the tire device for exerting that this utility model is adopted is included bracing frame, oil cylinder and is connected with oil cylinder
Hydraulic pump；Support frame as described above is arranged on cradle top；Described oil cylinder and hydraulic pump are separately positioned on bracing frame；Described liquid
Press pump is connected with tire and passes through tire and applies pressure to test specimen to be measured.
Preferably, the tire device for exerting that this utility model is adopted is little to test specimen to be measured applying pressure by tire
In .mpa.
Preferably, the tire device for exerting that this utility model is adopted also includes being arranged on the chute of cradle top；Institute
State bracing frame to be arranged in chute and freely can slide up and down in chute.
Preferably, the bottom of support that this utility model is adopted is provided with slide rail；Described test specimen placing trough is arranged on
Freely slide on slide rail and on slide rail；Described two two-direction switch and slide rail are in same axis.
Preferably, trench bottom placed by the test specimen that this utility model is adopted is provided with pulley；Described pulley is arranged on cunning
Freely slide on rail and on slide rail.
Preferably, the test specimen placing trough driving means that this utility model is adopted include motor, shaft coupling and deceleration
Device；Described motor is connected with decelerator by shaft coupling；Described decelerator be connected with pulley and driving pulley on slide rail freely
Slide.
Preferably, the test specimen to be measured that this utility model is adopted is one or more groups of.
Preferably, the test specimen to be measured that this utility model is adopted is 3 groups.
The utility model has the advantages that:
This utility model is related to a kind of asphalt anti-slide performance die-away test test device, including cunning, pulley, test specimen
Placement, two-direction switch, tire, bracing frame, chute, oil cylinder, hydraulic pump, support and test specimen to be measured.Motor is fixed on test specimen and places
Groove side, is provided with pulley below test specimen placing trough, pulley spindle occurs rotational band movable pulley sliding under the driving effect of motor
Move on rail, support left and right sides is provided with two-direction switch, after test specimen placing trough contact two-direction switch, moves round about, examination
Part placing trough is fixedly arranged above the tire by regulation of hydraulic system tire centerline axle upward pressure, and tire does not rotate, and works as examination
During part placing trough horizontal motion, there is shearing slip in the surface of tire test specimen in test specimen placing trough.This utility model is surveyed
The impact of tire road pavement anti-slide performance when can be used to simulating vehicle brake is put in trial assembly.
Brief description
Fig. 1 is the structural representation of asphalt anti-slide performance die-away test test device provided by the utility model
Figure；
The overlooking the structure diagram of the test specimen placing trough that Fig. 2 this utility model is adopted；
In figure description of symbols is as follows:
1- slide rail；2- pulley；3- test specimen placing trough；4- two-direction switch；5- tire；6- bracing frame；7- chute；8- oil cylinder；
9- hydraulic pump；10- support；11- test specimen to be measured.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is further described, unknown part is shown in utility model content part.
Referring to Fig. 1, this utility model provides a kind of asphalt anti-slide performance die-away test test device, and Colophonium mixes
Close material anti-slide performance die-away test test device and include test specimen placing trough 3, two-direction switch 4, tire 5, tire device for exerting, test specimen
Placing trough driving means and support 10；The longitudinal section of support 10 is rectangular；Test specimen placing trough 3 is placed in inside support 10；Test specimen
Placing trough driving means are connected with test specimen placing trough 3 and drive test specimen placing trough 3 freely to move in the bottom of support 10；Fall along opening
Closing 4 is two；Two two-direction switch 4 are symmetricly set on the side wall of support 10；Two two-direction switch 4 and test specimen placing trough 3
Running orbit is on same axis；Test specimen 11 to be measured is placed in test specimen placing trough 3；Tire 5 is arranged on test specimen 11 top to be measured；
Tire device for exerting is arranged on the top of support 10 and is connected with tire 5 and applies pressure by tire 5 to test specimen 11 to be measured.
Tire device for exerting includes bracing frame 6, oil cylinder 8 and the hydraulic pump 9 being connected with oil cylinder 8；Bracing frame 6 is arranged on and props up
Frame 10 top；Oil cylinder 8 and hydraulic pump 9 are separately positioned on bracing frame 6；Hydraulic pump 9 be connected with tire 5 and by tire 5 to
Test specimen 11 to be measured applies pressure；Tire device for exerting applies pressure by tire 5 to test specimen 11 to be measured and is not more than 0.7mpa.
Tire device for exerting also includes being arranged on the chute 7 at support 10 top；Bracing frame 6 is arranged in chute 7 and can be
Freely slide up and down in chute 7；The bottom of support 10 is provided with slide rail 1；Test specimen placing trough 3 is arranged on slide rail 1 and in slide rail 1
On freely slide；Two two-direction switch 4 are in same axis with slide rail 1；Test specimen placing trough 3 bottom is provided with pulley 2；Pulley 2
It is arranged on slide rail 1 and freely slide on slide rail 1.
Test specimen placing trough driving means include motor, shaft coupling and decelerator；Motor passes through shaft coupling and decelerator phase
Even；Decelerator is connected with pulley 2 and driving pulley 2 slides on slide rail 1 freely.
Referring to Fig. 2, test specimen 11 to be measured is one or more groups of, preferably 3 groups.
Asphalt anti-slide performance die-away test test device provided by the utility model is in specific works: motor
It is fixed on test specimen placing trough 3 side, pulley 2 is installed below test specimen placing trough 3, pulley spindle occurs under the driving effect of motor
Rotational band movable pulley 2 moves on slide rail 1, and support 10 left and right sides is provided with two-direction switch 4, and test specimen placing trough 3 contact is suitable to open
After closing 4, start to move in opposite directions, test specimen placing trough 3 is fixedly arranged above by regulation of hydraulic system tire 5 central shaft
The tire 5 of pressure, tire 5 does not rotate, and when test specimen placing trough 3 horizontal motion, tire 5 is in test specimen placing trough 3
Slide in the surface of test specimen.This utility model test device can be used to tire 5 road pavement antiskid energy during simulating vehicle brake
The impact of power.
The output shaft of motor is connected by shaft coupling with decelerator one end, the central shaft of the other end of decelerator and pulley 2
It is connected.Pulley 2 moves along slide rail 1 under Motor drive effect.Support 10 left and right sides is provided with two-direction switch 4, and test specimen is put
Just move along contrary direction after putting groove 3 contact two-direction switch 4.It is fixed with bracing frame 6, tire 5 and wheel below support 10
The device for exerting of tire.Slide on bracing frame 6 vertical direction on chute 7, thus adjusting the vertical position together with tire 5 for the bracing frame 6
Put.Power set are placed on bracing frame 6, power set include oil pump and hydraulic pump 9, and power set transfer power to be fixed on
On the central shaft of tire 5 on bracing frame 6.The tire 5 being fixed on bracing frame 6 does not rotate.It is provided with below tire 5
Test specimen placing trough 3, its internal diameter is 150mm, can place 3 groups of gyratory compaction bitumen mixture specimens simultaneously.Through wheel load repeatedly
In test specimen placing trough 3 under shear action, test specimen 11 to be measured, carries out sand patch test on its surface, judges bitumen mixture specimen
Anti-slide performance attenuation law under the effect of shearing friction repeatedly of tire 5.
Embodiment 1:
One group of gyratory compaction molding bitumen mixture specimen (3 test specimens), test specimen 11 to be measured is placed on test specimen placing trough
In 3, adjust place power set bracing frame 6 so as in chute 7 slide, the power set on bracing frame 6, power set
Including oil cylinder 8 and hydraulic pump 9, till making the pressure on tire reach 0.7mpa, motor connection decelerator, one end of decelerator is solid
On the central shaft of fixed pulley 1, pulley 1 slides in the driving effect lower edge slide rail 1 of power set, encounters when test specimen placing trough 3 and props up
After the two-direction switch 4 of frame 10 side, test specimen placing trough moves in opposite direction, repeat the above steps, and tire is in surface of test piece
Upper repetition shearing friction, after reaching setting cycle, tests the coefficient of sliding resistance of test specimen 11 to be measured using sand patch method, judges that Colophonium mixes
The attenuation law of material antiskid performance.
Claims (9)
1. a kind of asphalt anti-slide performance die-away test test device it is characterised in that: described asphalt antiskid energy
Power die-away test test device includes test specimen placing trough (3), two-direction switch (4), tire (5), tire device for exerting, test specimen placement
Groove driving means and support (10)；The longitudinal section of described support (10) is rectangular；Described test specimen placing trough (3) is placed in support
(10) internal；Described test specimen placing trough driving means are connected with test specimen placing trough (3) and drive test specimen placing trough (3) in support
(10) bottom is moved freely；Described two-direction switch (4) is two；Two two-direction switch (4) are symmetricly set on support (10)
On the wall of side；Described two two-direction switch (4) are on same axis with the running orbit of test specimen placing trough (3)；Test specimen to be measured
(11) it is placed in test specimen placing trough (3)；Described tire (5) is arranged on test specimen to be measured (11) top；Described tire device for exerting sets
Put at the top of support (10) and be connected with tire (5) and pressure is applied to test specimen to be measured (11) by tire (5).
2. asphalt anti-slide performance die-away test test device according to claim 1 it is characterised in that: described wheel
Tire device for exerting includes bracing frame (6), oil cylinder (8) and the hydraulic pump (9) being connected with oil cylinder (8)；Support frame as described above (6) is arranged
At support (10) top；Described oil cylinder (8) and hydraulic pump (9) are separately positioned on bracing frame (6)；Described hydraulic pump (9) with
Tire (5) is connected and applies pressure by tire (5) to test specimen to be measured (11).
3. asphalt anti-slide performance die-away test test device according to claim 2 it is characterised in that: described wheel
Tire device for exerting applies pressure by tire (5) to test specimen to be measured (11) and is not more than 0.7mpa.
4. asphalt anti-slide performance die-away test test device according to claim 3 it is characterised in that: described wheel
Tire device for exerting also includes the chute (7) being arranged on support (10) top；Support frame as described above (6) is arranged in chute (7) and can
Chute (7) slides up and down freely.
5. the asphalt anti-slide performance die-away test test device according to claim 1 or 2 or 3 or 4, its feature exists
In: the bottom of described support (10) is provided with slide rail (1)；Described test specimen placing trough (3) is arranged on slide rail (1) above and in slide rail
(1) freely slide on；Described two two-direction switch (4) and slide rail (1) are in same axis.
6. asphalt anti-slide performance die-away test test device according to claim 5 it is characterised in that: described examination
Part placing trough (3) bottom is provided with pulley (2)；Described pulley (2) is arranged on slide rail (1) above and freely slides on slide rail (1).
7. asphalt anti-slide performance die-away test test device according to claim 6 it is characterised in that: described examination
Part placing trough driving means include motor, shaft coupling and decelerator；Described motor is connected with decelerator by shaft coupling；Described
Decelerator is connected with pulley (2) and driving pulley (2) slides on slide rail (1) freely.
8. asphalt anti-slide performance die-away test test device according to claim 7 it is characterised in that: described treat
Test block (11) is one or more groups of.
9. asphalt anti-slide performance die-away test test device according to claim 8 it is characterised in that: described treat
Test block (11) is 3 groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620552735.XU CN205898597U (en) | 2016-06-08 | 2016-06-08 | Bituminous mixture cling compound ability die -away test testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620552735.XU CN205898597U (en) | 2016-06-08 | 2016-06-08 | Bituminous mixture cling compound ability die -away test testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205898597U true CN205898597U (en) | 2017-01-18 |
Family
ID=57767166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620552735.XU Expired - Fee Related CN205898597U (en) | 2016-06-08 | 2016-06-08 | Bituminous mixture cling compound ability die -away test testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205898597U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910933A (en) * | 2016-06-08 | 2016-08-31 | 山西省交通科学研究院 | Asphalt mixture skid resistance attenuation experimental testing device |
| CN107132137A (en) * | 2017-04-26 | 2017-09-05 | 长安大学 | A kind of asphalt constrains test specimen wheel tracking test device and method |
| CN112098250A (en) * | 2020-09-17 | 2020-12-18 | 哈尔滨工业大学 | Road complex working condition wheel type polishing and anti-skid integrated machine |
-
2016
- 2016-06-08 CN CN201620552735.XU patent/CN205898597U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910933A (en) * | 2016-06-08 | 2016-08-31 | 山西省交通科学研究院 | Asphalt mixture skid resistance attenuation experimental testing device |
| CN105910933B (en) * | 2016-06-08 | 2019-09-24 | 山西省交通科学研究院 | A kind of asphalt anti-slide performance die-away test test device |
| CN107132137A (en) * | 2017-04-26 | 2017-09-05 | 长安大学 | A kind of asphalt constrains test specimen wheel tracking test device and method |
| CN107132137B (en) * | 2017-04-26 | 2019-08-06 | 长安大学 | A kind of asphalt constraint test specimen wheel tracking test device and method |
| CN112098250A (en) * | 2020-09-17 | 2020-12-18 | 哈尔滨工业大学 | Road complex working condition wheel type polishing and anti-skid integrated machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20170118 Termination date: 20190608 |