CN201408186Y - Pavement icebreaking simulation evaluation test device - Google Patents
Pavement icebreaking simulation evaluation test device Download PDFInfo
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- CN201408186Y CN201408186Y CN2009200332800U CN200920033280U CN201408186Y CN 201408186 Y CN201408186 Y CN 201408186Y CN 2009200332800 U CN2009200332800 U CN 2009200332800U CN 200920033280 U CN200920033280 U CN 200920033280U CN 201408186 Y CN201408186 Y CN 201408186Y
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Abstract
The utility model relates to the road pavement test technology and discloses a pavement icebreaking simulation evaluation test device. The pavement icebreaking simulation evaluation test device comprises an environment temperature box and a wheel rolling unit arranged in the environment temperature box. The wheel rolling unit comprises a test platform, a fixed support arranged on one end of the test platform and a pressure plate connected with the fixed support through a rotating shaft. The middle part of the pressure plate is provided with a test wheel. The other end of the pressure plate isprovided with a counterweight regulator. The middle part of the test platform is provided with a guide rail. The guide rail is provided with a test car which can move linearly. A test piece is arranged in the test car. The test wheel is in contact with the test piece. The other end of the test platform is provided with a turntable driven by an electric motor. The turntable is movably connected with a connecting bar in a radial manner. The connecting bar is movably connected with the test car. The utility model can be applied to a test of simulating the inhibiting freezed pavement surface, theeffect of inhibiting the pavement surface from being frozen and the icebreaking capacity of the rubber particles bituminous pavement, the salt snow-melting bituminous pavement and the like, and can bealso used for evaluating the effect of inhibiting the pavement surface from being frozen and the icebreaking effect of the pavement surface by the action of the rubber wheel.
Description
Technical field
The utility model relates to the highway pavement experimental technique, be particularly related to a kind of road ice-breaking Simulation evaluation test unit, can be applicable to simulate various inhibition such as rubber particle sheet pavement, salt snow melt bituminous pavement and freeze the test that road surface suppresses freezing efficiency and ice-breaking capacity, also can be used for evaluation road surface under the rubber wheel effect and suppress to freeze and the effect that opens ice.
Background technology
Winter road surface accumulated snow to freeze be the difficult problem of puzzlement traffic safety always, need employ lot of manpower and material resources usually and remove ice and snow, also begun to suppress to freeze the research on road surface thus.This kind of how to evaluate road surface suppresses freezing efficiency and ice-breaking capacity is one of key problem of this research.For this reason, corresponding research is arranged all both at home and abroad, for example HarBin Building University utilizes the MTS material test system that the square plate test specimen is applied dead load to carry out deicing test.This method adopts static load loading mode, simulates the compressive stress state that load road pavement surface ice sheet applies to a certain extent.But in fact, what the ice sheet on road surface bore is the dynamic repeat function of vehicular load, and therefore, there is defective in this method to the simulation of actual state, and can't analyze the situation that inhibition is freezed under the accumulated snow state of road surface.Connect type in the drum of Japan traffic study chamber and rising sun river development ﹠ construction portion joint research and development and freeze the indoor traveling machine in road surface, be used to estimate the cling property of different kinds of tyre, the different volume of traffic are to the influence on ice and snow ground, the effect of spreading anti-freeze agent, the opportunity of spreading and suitable dispersion volume.But its volume is bigger, and manufacturing expense is high, and its major function is to estimate the action effect of different texture tire and the result of use of anti-freeze agent, can't estimate novel pavement and suppress to freeze and the effect that opens ice.
Summary of the invention
The purpose of this utility model is to provide a kind of road ice-breaking Simulation evaluation test unit, can simulate at the inhibition freezing efficiency and the ice-breaking capacity that dynamically repeat road surface under the vehicular load effect, for the road surface freeze suppress and the research of the means that open ice provides true and reliable experimental enviroment.
In order to achieve the above object, the utility model is achieved by the following technical solutions.
A kind of road ice-breaking Simulation evaluation test unit, comprise the environment temperature case and be arranged on the interior rolling unit of environment temperature case, it is characterized in that, described rolling unit comprises test platform, be arranged on the fixed support of test platform one end, be connected pressing plate on the fixed support by rotating shaft, the centre of pressing plate is provided with experimental wheel, the other end of pressing plate is provided with the counterweight adjuster, the centre of test platform is provided with guide rail, guide rail is provided with straight-line test dolly, place test specimen in the test dolly, experimental wheel contacts with test specimen, and the other end setting of test platform is by motor-driven rotating disk, rotating disk radially is connected with connecting rod, and connecting rod flexibly connects the test dolly.
Further improvement of the utility model and characteristics are:
Described environment temperature case comprises the insulation casing, is arranged in the evaporator in the insulation casing, and is arranged on the external compressor of insulation can, condenser, and described compressor, condenser, evaporator are formed refrigeration system.
Be provided with illuminating lamp in the middle of the described pressing plate, the end of test dolly is provided with camera.
The utility model is fixed on test specimen on the test dolly, the toggle that the test dolly is formed by connecting rod, rotating disk, motor is done reciprocal rectilinear motion along track, the load mechanism that forms experimental wheel by fixed support, pressing plate, counterweight, common constitute roll the unit, finish the function that rolls of the relative test specimen of experimental wheel with load; The above-mentioned unit that rolls is placed in the environment temperature case, and by adjusting the temperature in the environment temperature case, the warranty test environment is stable easily; Therefore the utility model can real simulation at the inhibition freezing efficiency and the ice-breaking capacity that dynamically repeat road surface under vehicular load and the negative temperature coupling, for the road surface freeze suppress and the research of the means that open ice provides true and reliable experimental enviroment.In addition, the utility model is provided with illuminating lamp in the middle of pressing plate, is provided with camera in the end of test dolly, can observe entire test easily, perhaps to its video recording, in order to post analysis.
Description of drawings
Below in conjunction with description of drawings and embodiment the present invention is done an into detailed description.
Fig. 1 is the structural representation of a kind of road ice-breaking Simulation evaluation test unit of the present utility model.
Embodiment
With reference to Fig. 1, the environment temperature case comprises: insulation casing 1, hoop is arranged in the top, the evaporator 4 of sidewall of insulation casing 1, and be arranged on insulation casing 1 outer bottom compressor 2, condenser 3.Compressor 2, condenser 3, evaporator 4 are formed refrigeration system, an end UNICOM of an end of evaporator 4 and compressor 2 wherein, one end UNICOM of the other end of compressor 2 and condenser 3, the other end UNICOM of the other end of condenser 3 and evaporator 4 forms the refrigeration closed cycle.Adjustment is provided with fan 5 at the top of insulation casing for convenience, is provided with temperature compensator at the middle part of insulation casing.
The rolling unit is arranged in the insulation casing 1, the rolling unit comprises: the test platform 6 that is arranged on insulation casing 1 bottom, be arranged on the fixed support 7 of test platform 6 one ends, be connected pressing plate 8 on the fixed support 7 by rotating shaft, the centre of pressing plate 8 is provided with experimental wheel 10, the other end of pressing plate 8 is provided with counterweight regulator 11, counterweight regulator 11 is regulated or torque adjusting by weight, can adjust the pressure of experimental wheel 10, and be fixed with elevating lever 12 at insulation casing 1 top, be wound with wire rope on the elevating lever 12, an end of wire rope is fixed on pressing plate 8 one ends that are provided with counterweight regulator 11, is used for lifting experimental wheel 10; The center fixed of test platform 6 has guide rail 13, and guide rail 13 is a straight line, and test dolly 14 can be done straight reciprocating motion on guide rail 13, test dolly 14 internal fixation test specimens, and experimental wheel 10 contacts with test specimen; The other end of test platform 6 is provided with rotating disk 17, rotating disk 17 radial positions are provided with an end that flexibly connects connecting rod 16 by rotating shaft, the other end of connecting rod 16 flexibly connects test dolly 14 by rotating shaft, and rotating disk 17 drives by the motor 18 that is arranged on insulation casing 1 bottom.Be provided with illuminating lamp 9 in the middle of the pressing plate 8, illuminating lamp 9 is positioned at the two ends of experimental wheel 10, test dolly 14 is provided with camera 15 near the end of connecting rod 16, camera 15 connects display by data line, the whole process of Direct observation test also can be by storage medium such as hard disk, flash disk storage test video image.
During test, at first open compressor 2, make insulation casing 1 temperature near test temperature; Open insulation casing 1 again, rise experimental wheel 10, and on test dolly 14 fixing test specimen and place ice and snow; Then, put down experimental wheel 10 contact test specimens, and adjust counterweight regulator 11, make the pressure of experimental wheel 10 satisfy testing requirements; Close insulation casing 1 at last, adjust insulation casing 1 temperature and reach test temperature, open motor 18, drive test dolly 14 relative experimental wheels 10 and do straight reciprocating motion.
Claims (3)
1, a kind of road ice-breaking Simulation evaluation test unit, comprise the environment temperature case and be arranged on the interior rolling unit of environment temperature case, it is characterized in that, described rolling unit comprises test platform, be arranged on the fixed support of test platform one end, be connected pressing plate on the fixed support by rotating shaft, the centre of pressing plate is provided with experimental wheel, the other end of pressing plate is provided with the counterweight adjuster, the centre of test platform is provided with guide rail, guide rail is provided with straight-line test dolly, place test specimen in the test dolly, experimental wheel contacts with test specimen, and the other end setting of test platform is by motor-driven rotating disk, rotating disk radially is connected with connecting rod, and connecting rod flexibly connects the test dolly.
2, a kind of road ice-breaking Simulation evaluation test unit according to claim 1, it is characterized in that, described environment temperature case comprises the insulation casing, be arranged in the evaporator in the insulation casing, and being arranged on the external compressor of insulation can, condenser, described compressor, condenser, evaporator are formed refrigeration system.
3, a kind of road ice-breaking Simulation evaluation test unit according to claim 1 is characterized in that, is provided with illuminating lamp in the middle of the described pressing plate, and the end of test dolly is provided with camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200332800U CN201408186Y (en) | 2009-05-22 | 2009-05-22 | Pavement icebreaking simulation evaluation test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200332800U CN201408186Y (en) | 2009-05-22 | 2009-05-22 | Pavement icebreaking simulation evaluation test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201408186Y true CN201408186Y (en) | 2010-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200332800U Expired - Fee Related CN201408186Y (en) | 2009-05-22 | 2009-05-22 | Pavement icebreaking simulation evaluation test device |
Country Status (1)
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| CN (1) | CN201408186Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520126A (en) * | 2011-12-15 | 2012-06-27 | 长安大学 | Device for evaluating short-period snow melting performances of salt-applied snow-self melting road surface |
| CN102589900A (en) * | 2012-03-02 | 2012-07-18 | 淄博天科制冷空调有限公司 | Motor vehicle ice, snow and rain road test system |
| CN103454212A (en) * | 2013-08-19 | 2013-12-18 | 长安大学 | Test device for simulating mechanical deicing and test method of test device |
| CN104237323A (en) * | 2014-10-10 | 2014-12-24 | 北京市政路桥建材集团有限公司 | Snowmelt long-term efficacy testing method of snowmelt asphalt mixture |
| CN107167394A (en) * | 2017-05-27 | 2017-09-15 | 上海海事大学 | A kind of polar region ship plate ultralow temperature frictional experiment system |
| CN107179386A (en) * | 2017-06-15 | 2017-09-19 | 太和县美欣药业有限公司 | A kind of medicine manufacture quality go-on-go platform |
| CN109377835A (en) * | 2018-10-23 | 2019-02-22 | 哈尔滨工程大学 | A kind of model test apparatus for simulating submarine ice-breaking |
| CN112051137A (en) * | 2020-10-10 | 2020-12-08 | 长安大学 | Quick wearing and tearing test device in road surface |
-
2009
- 2009-05-22 CN CN2009200332800U patent/CN201408186Y/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520126B (en) * | 2011-12-15 | 2014-12-10 | 长安大学 | Device for evaluating short-period snow melting performances of salt-applied snow-self melting road surface |
| CN102520126A (en) * | 2011-12-15 | 2012-06-27 | 长安大学 | Device for evaluating short-period snow melting performances of salt-applied snow-self melting road surface |
| CN102589900A (en) * | 2012-03-02 | 2012-07-18 | 淄博天科制冷空调有限公司 | Motor vehicle ice, snow and rain road test system |
| CN102589900B (en) * | 2012-03-02 | 2014-07-02 | 淄博天科制冷空调有限公司 | Motor vehicle ice, snow and rain road test system |
| CN103454212B (en) * | 2013-08-19 | 2016-01-27 | 长安大学 | A kind of proving installation of analog mechanical deicing and method of testing thereof |
| CN103454212A (en) * | 2013-08-19 | 2013-12-18 | 长安大学 | Test device for simulating mechanical deicing and test method of test device |
| CN104237323A (en) * | 2014-10-10 | 2014-12-24 | 北京市政路桥建材集团有限公司 | Snowmelt long-term efficacy testing method of snowmelt asphalt mixture |
| CN104237323B (en) * | 2014-10-10 | 2017-06-16 | 北京市政路桥建材集团有限公司 | The long-lasting test method of snow melt asphalt snow melt |
| CN107167394A (en) * | 2017-05-27 | 2017-09-15 | 上海海事大学 | A kind of polar region ship plate ultralow temperature frictional experiment system |
| CN107179386A (en) * | 2017-06-15 | 2017-09-19 | 太和县美欣药业有限公司 | A kind of medicine manufacture quality go-on-go platform |
| CN109377835A (en) * | 2018-10-23 | 2019-02-22 | 哈尔滨工程大学 | A kind of model test apparatus for simulating submarine ice-breaking |
| CN109377835B (en) * | 2018-10-23 | 2020-11-03 | 哈尔滨工程大学 | Model test device for simulating submarine ice breaking |
| CN112051137A (en) * | 2020-10-10 | 2020-12-08 | 长安大学 | Quick wearing and tearing test device in road surface |
| WO2022073355A1 (en) * | 2020-10-10 | 2022-04-14 | 长安大学 | Pavement rapid abrasion test device |
| CN112051137B (en) * | 2020-10-10 | 2022-04-29 | 长安大学 | Quick wearing and tearing test device in road surface |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100217 Termination date: 20130522 |