CN101603901A - Instrument for measuring low-temperature performance of road gap-grouting material - Google Patents
Instrument for measuring low-temperature performance of road gap-grouting material Download PDFInfo
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- CN101603901A CN101603901A CNA2009100722011A CN200910072201A CN101603901A CN 101603901 A CN101603901 A CN 101603901A CN A2009100722011 A CNA2009100722011 A CN A2009100722011A CN 200910072201 A CN200910072201 A CN 200910072201A CN 101603901 A CN101603901 A CN 101603901A
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Abstract
The invention provides a kind of instrument for measuring low-temperature performance of road gap-grouting material.It mainly comprises holder part, jig part, slide plate part, stretching distance measuring part, motor transmission part and temperature control part, and holder part not only has supporting role, can also be as the slide plate slides slideway; The jig part can be dismantled according to the experiment needs, and is more convenient; Slide plate partly utilizes four straight dynamic bearings to be connected with four pillar guide rails, is free to slide on slideway, and it is minimum to rub; Stretching distance measuring part can be measured the tensile elongation of material automatically; Motor transmission part and power section are simple in structure, and be durable in use, utilizes electric energy, noiseless and pollution; The temperature of temperature control part is adjustable continuously, and temperature control is accurate.The present invention can be simple and effective the low temperature extension property of mensuration road gap-grouting material.Present device is formed simple, processing ease, and experimental technique is quick, and is not fragile, need not special maintenance, can well estimate the cryogenic property of road surface gap-grouting material, and provides the data of quantification.
Description
(1) technical field
The present invention relates to a kind of road gap-grouting technical field, be specifically related to a kind of road gap-grouting material temperature measuring apparatus.
(2) background technology
Along with the fast development of our province highway communication building cause, mileage in highway open to traffic increases sharply, and the crack becomes the inevitable disease in road surface, and therefore, repairing pavement crack timely and effectively becomes outstanding problem.The crack has a strong impact on the usability and the life-span on road surface as one of main disease form of asphalt highway.The present crack patching material of our province is of a great variety, and quality is uneven, because Heilongjiang Province's cold in winter, day and night temperature is bigger, and gap-grouting material lost efficacy and generally occurs in winter, ruptured under the stretching action in crack.Therefore, the tensile property under the gap-grouting material cryogenic conditions and and the adhesion property of compound be vital.The cryogenic property of simple and effective mensuration gap-grouting material, can provide foundation with the different cementation of fissures technology of evaluation for the gap-grouting material that winter, cold district was selected to be fit to this area weather conditions, thereby improve road surface cementation of fissures quality, prolong gap-grouting material tenure of use, reduce the maintenance cost.And at present this still there is not a kind of simple and effective evaluation method.
(3) summary of the invention
The object of the present invention is to provide a kind of composition simple, processing ease, experimental technique is quick, and is not fragile, need not the instrument for measuring low-temperature performance of road gap-grouting material of special maintenance.
The object of the present invention is achieved like this: it mainly comprises holder part, jig part, slide plate part, stretching distance measuring part, motor transmission part and temperature control part, holder part comprises framework and three supporting components that are connected by four pillar guide rails, the jig part is fixed on by dovetail groove can be on the slide plate that is free to slide on four pillar guide rails of holder part, and slide plate partly comprises four straight dynamic bearings that are arranged on the holder part and the slide block that can be free to slide; Stretching distance measuring part comprises that two ends are separately fixed at the digital display calliper on holder part frame left plate and the slide plate; Motor transmission part comprises leading screw, shaft coupling and AC servo motor, leading screw is connected with holder part by nut, leading screw is connected by shaft coupling with the motor shaft end of AC servo motor, AC servo motor is axially fixed on the holder part, the AC servo motor motor shaft drives leading screw and rotatablely moves, the temperature control part is made up of temperature control box and temperature measuring set, temperature-indicating instrument is placed in the temperature control box, temperature control box has set circular hole at leading screw and shaft coupling axially-movable one side, and the temperature control box rear side is the temperature control facility.
The present invention also has some technical characterictics like this:
1, described three supporting components comprise first supporting component, second supporting component and the 3rd supporting component, be fastenedly connected by four pillar guide rails and eight nuts, be placed with sliding sleeve simultaneously between the pillar guide rails and second supporting component and form slideway, slide plate partly connects slideway;
2, the sliding bearing of the built-in four pillar guide rails clearance fit with holder part of described slide block, pillar guide rails and analyzer relative fixed;
3, it is fastening that the motor shaft end of described leading screw and AC servo motor adopts holding screw;
4, described slide block comprises the first anchor clamps slide block and the second anchor clamps slide block, and the first anchor clamps slide block and the second anchor clamps slide block slide by groove with first supporting component, second supporting component respectively and mesh;
5, the external thread of described leading screw and nut inner thread engagement, wherein nut and the 3rd supporting component transition fit, matching relationship is H7/m6, the motor shaft end of leading screw and motor is fastenedly connected by shaft coupling use holding screw;
6, described temperature control box adopts the organic glass material, is shaped as long cube, and temperature control box simultaneously adopts the drawing and pulling type opening, and adopts effective seal to handle.
Holder part of the present invention not only has supporting role, can also be as the slide plate slides slideway; The jig part can be dismantled according to the experiment needs, and is more convenient; Slide plate partly utilizes four straight dynamic bearings to be connected with four pillar guide rails, is free to slide on slideway, and it is minimum to rub; Stretching distance measuring part can be measured the tensile elongation of material automatically; Motor transmission part and power section are simple in structure, and be durable in use, utilizes electric energy, noiseless and pollution; The temperature of temperature control part is adjustable continuously, and temperature control is accurate.The present invention can be simple and effective the low temperature extension property of mensuration road gap-grouting material.
Present device is formed simple, processing ease, and experimental technique is quick, and is not fragile, need not special maintenance.This equipment can well be estimated the cryogenic property of road surface gap-grouting material, and provides the data of quantification.
(4) description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is empty 1 vertical view.
(5) embodiment
The present invention is further illustrated below in conjunction with accompanying drawing:
1, instrument is formed
The present embodiment measuring instrument mainly is made up of three parts such as support, drive of motor, temperature controls.Wherein, holder part mainly is made up of framework, first supporting component 2, second supporting component 5, the 3rd supporting component 11, and material is Q235.Motor transmission part is mainly by leading screw 10, nut 12, shaft coupling 14, parts such as the AC servo motor 18 and first trip bolt 15, second trip bolt 16 are formed, wherein leading screw and shaft coupling worked materials are Q235, and nut and trip bolt are standard component, and standard is seen the general assembly planimetric map.Temperature control part is by temperature control box 13, and composition such as temperature measuring set, and wherein the temperature control box material is an organic glass.
2, shape
Measuring instrument integral body is rectangular parallelepiped, and concrete shape and each element size, parameter are seen floor plan design.
3, annexation
Instrument integral body is mainly supported by holder part, and three supporting components are fastenedly connected by four pillar guide rails 3 and eight hexagonal nuts 1; 5 of the pillar guide rails and second supporting components are placed sliding sleeve 6 simultaneously, with the wearing and tearing of control guide rod.The main service part first anchor clamps slide block 4, the second anchor clamps slide block 7 slide by groove with first supporting component 2, second supporting component 5 respectively and mesh, and make things convenient for being installed of test material.Running part: the engagement of leading screw 10 external threads and nut 12 internal threads, wherein nut 12 with fix the 3rd supporting component 11 transition fit, matching relationship is H7/m6; Leading screw 10 is connected by shaft coupling 14 with the motor shaft end of AC servo motor 18, uses holding screw fastening; AC servo motor 18 circumferentially is fixed on the holder part, holder part is by screw retention (four pillar guide rails clearance fit of built-in sliding bearing of slide block and holder part on slide block, guide rail and temperature measuring set relative fixed), guarantee moving axially of leading screw and motor.
Temperature measuring set is whole to be placed in the temperature control box, and the seal box external world carries out encapsulation process; Temperature control box inwall laying temperature measuring instrument is one simultaneously; Temperature control box one side sets circular hole, makes things convenient for the axially-movable of leading screw and shaft coupling.
4, drive connection
Under "on" position, realize supplying with the motor signal by circuit control, motor shaft drives the leading screw rotation under the shaft coupling effect, and leading screw and the 3rd supporting component 11 inner nut engaged transmission make second supporting component, 5 move left and right, finish the stretching of experiment material.
5, principle of work
This measuring instrument adopts circuit control, realizes the multistep speed regulation of alternating current generator, satisfies requirement of experiment.According to requirement of experiment, regulating circuit is realized the adjusting of motor 18 1 step velocitys; The motor shaft output speed, pass to leading screw by shaft coupling 14, leading screw 10 and nut 12 (embedded the 3rd supporting component 11 of fixing of nut) engaged transmission are because nut 12 relative instrument stationkeeping, can realize the horizontal shift of leading screw 10, thereby finish the stretching of experiment material.As the speed governing of need next stage, only need regulating circuit output.
In conjunction with Fig. 1-3, holder part utilizes four pillar guide rails that entire bracket partly is linked to be integral body, and provides slideway for slide plate; Described jig partly utilizes dovetail groove that jig is fixed on the holder part, and can dismantle according to the experiment needs, and is simple and convenient; Described stretching distance measuring part can begin from zero count in any position, and show that accurately final amount of tension, this part are that the digital display calliper two ends are separately fixed on the left plate and slide plate of framework according to different materials, experiment needs.During stretching, owing to the frame left plate maintains static, so the blade part of slide calliper rule is motionless; The vernier componental movement of the motion pulling slide calliper rule of slide plate, stretching distance can be presented on the digital display part, thereby reaches the purpose of measuring stretching distance. Described motor transmission part is utilized the screw drive principle to rotatablely move and is converted into rectilinear motion, and utilizes rolling bearing to avoid friction between slide plate and screw rod junction, and is simple in structure.The motor transmission part ingredient comprises: leading screw 10, and nut 12, shaft coupling 14, parts such as the AC servo motor 18 and first trip bolt 15, second trip bolt 16, the AC servo motor torque demand is maximum 1.5Nm; Other each building block shapes, parameter are seen the Element Design planimetric map, and wherein holding screw is that standard component please refer to GB.The engagement of leading screw 10 external threads and nut 12 internal threads, wherein nut 12 and fixed support assembly 11 transition fit, matching relationship is H7/m6; Leading screw 10 is connected by shaft coupling 14 with the motor shaft end of motor 18, uses holding screw fastening; AC servo motor 18 circumferentially is fixed on the support, and support guarantees moving axially of leading screw and AC servo motor by screw retention (built-in sliding bearing of slide block and pillar guide rails clearance fit, pillar guide rails and analyzer relative fixed) on slide block.This part is under the control of circuit, and AC servo motor 18 can realize multi-change speed, thereby satisfies the test stretching requirement of material; Thereby motor shaft drive leading screw 10 rotatablely moves and realizes moving axially of first supporting component 2, by the effect of the material first anchor clamps slide block 4, the second anchor clamps slide block 7, realizes the stretching of material.The organic glass material that described temperature control box adopts is shaped as long cube, and concrete size and 3-D effect are seen floor plan design.In order to realize the integral installation of temperature control and analyzer entity, temperature control box simultaneously adopts the drawing and pulling type opening, and adopts effective seal to handle, and sealing effectiveness is good.Closely link together between separate panels and the casing.Simultaneously, temperature control box has circular hole in the one side of going leading screw to connect, and can make things convenient for moving axially of parts such as leading screw, shaft coupling.The temperature control box rear side is the temperature control facility.
The present embodiment use:
1, makes the bituminous concrete plate of 300mm * 300mm * 50mm, and be cut into the fritter of 50mm*50mm*150mm;
2, asphalt fritter technology according to the rules that two cuttings is good with gap-grouting material with the cut surface gluing together;
3, the asphalt blocks that cement are installed on the jig of equipment, tighten set bolt with the asphalt blocks fix tightly, fasten temperature control box after the reading zeroing of stretching distance measurement facility, the temperature that temperature is transferred to requirement begins cooling, if experimental amount is bigger, the glued piece of making can be put into the cooling of large-scale freezing equipment earlier, be reached to take out behind the predetermined temperature and install on the equipment jig, fasten behind the temperature control box temperature control box temperature adjusted to and require temperature to treat a period of time;
4, speed as requested stretches, and adjusts the draw speed of equipment, beginning slowly stretch until gap-grouting material begin to occur disconnecting or and asphalt blocks between break away from and stop to stretch;
5, the final stretching distance that shows of record;
6, can estimate the quality of gap-grouting material cryogenic property at experimental result; Can more different gap-grouting material cryogenic properties; Can estimate the cementation of fissures effect of different cementation of fissures technologies etc.
The relative merits of present embodiment instrument:
Advantage: stretching transmission accuracy height, because rate of extension is lower, use the control of alternating current generator and circuit, can well guarantee theoretical rate of extension, thereby satisfy testing requirements.
Not enough: the temperature control part can not realize good temperature control, and main cause is because temperature control box has two openings, certainly will reduce heat insulation effect, and efficient is low.
Claims (7)
1, a kind of instrument for measuring low-temperature performance of road gap-grouting material, it comprises holder part, jig part, slide plate part, stretching distance measuring part, motor transmission part and temperature control part, it is characterized in that holder part comprises framework and three supporting components that are connected by four pillar guide rails, the jig part is fixed on by dovetail groove can be on the slide plate that is free to slide on four pillar guide rails of holder part, and slide plate partly comprises four straight dynamic bearings that are arranged on the holder part and the slide block that can be free to slide; Stretching distance measuring part comprises that two ends are separately fixed at the digital display calliper on holder part frame left plate and the slide plate; Motor transmission part comprises leading screw, shaft coupling and AC servo motor, leading screw is connected with holder part by nut, leading screw is connected by shaft coupling with the motor shaft end of AC servo motor, AC servo motor is axially fixed on the holder part, the AC servo motor motor shaft drives leading screw and rotatablely moves, the temperature control part is made up of temperature control box and temperature measuring set, temperature-indicating instrument is placed in the temperature control box, temperature control box has set circular hole at leading screw and shaft coupling axially-movable one side, and the temperature control box rear side is the temperature control facility.
2, instrument for measuring low-temperature performance of road gap-grouting material according to claim 1, it is characterized in that described three supporting components comprise first supporting component, second supporting component and the 3rd supporting component, be fastenedly connected by four pillar guide rails and eight nuts, be placed with sliding sleeve simultaneously between the pillar guide rails and second supporting component and form slideway, slide plate partly connects slideway.
3, instrument for measuring low-temperature performance of road gap-grouting material according to claim 2 is characterized in that sliding bearing, pillar guide rails and the analyzer relative fixed of the built-in four pillar guide rails clearance fit with holder part of described slide block.
4, instrument for measuring low-temperature performance of road gap-grouting material according to claim 3 is characterized in that the motor shaft end of described leading screw and AC servo motor adopts holding screw fastening.
5, instrument for measuring low-temperature performance of road gap-grouting material according to claim 4, it is characterized in that described slide block comprises the first anchor clamps slide block and the second anchor clamps slide block, the first anchor clamps slide block and the second anchor clamps slide block slide by groove with first supporting component, second supporting component respectively and mesh.
6, instrument for measuring low-temperature performance of road gap-grouting material according to claim 5, it is characterized in that the external thread and the nut inner thread engagement of described leading screw, wherein nut and the 3rd supporting component transition fit, matching relationship is H7/m6, and the motor shaft end of leading screw and motor uses holding screw to be fastenedly connected by shaft coupling.
7, instrument for measuring low-temperature performance of road gap-grouting material according to claim 6 is characterized in that described temperature control box adopts the organic glass material, is shaped as long cube, and temperature control box simultaneously adopts the drawing and pulling type opening, and adopts effective seal to handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100722011A CN101603901B (en) | 2009-06-05 | 2009-06-05 | Instrument for measuring low-temperature performance of road gap-grouting material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100722011A CN101603901B (en) | 2009-06-05 | 2009-06-05 | Instrument for measuring low-temperature performance of road gap-grouting material |
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| Publication Number | Publication Date |
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| CN101603901A true CN101603901A (en) | 2009-12-16 |
| CN101603901B CN101603901B (en) | 2011-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100722011A Expired - Fee Related CN101603901B (en) | 2009-06-05 | 2009-06-05 | Instrument for measuring low-temperature performance of road gap-grouting material |
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Cited By (9)
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| CN102252915A (en) * | 2011-06-09 | 2011-11-23 | 北京科路泰技术有限公司 | Method for performing low temperature performance test on joint strip by using pull test machine |
| CN102788873A (en) * | 2012-08-31 | 2012-11-21 | 郑州大学 | Simulation tester for self healing of asphalt concrete cracks |
| CN102879271A (en) * | 2012-09-29 | 2013-01-16 | 长安大学 | Method and device for detecting bituminous mortar damage self-healing performance |
| CN103234834A (en) * | 2013-04-17 | 2013-08-07 | 哈尔滨工业大学 | Loading device used in road seam filling material low-temperature performance test |
| CN103363941A (en) * | 2013-06-28 | 2013-10-23 | 东莞新能源科技有限公司 | Device and method for detecting metal foil rippled edge for lithium ion battery |
| CN104777095A (en) * | 2015-04-09 | 2015-07-15 | 长安大学 | Equipment and method for testing bonding fatigue performance of pavement crack filling material |
| CN105241755A (en) * | 2015-10-20 | 2016-01-13 | 交通运输部公路科学研究所 | Road traffic marking material anti-crack property tester and use method thereof |
| CN106989774A (en) * | 2017-04-07 | 2017-07-28 | 芜湖市产品质量监督检验所 | A kind of auto parts and components monitor station |
| CN113325032A (en) * | 2021-06-08 | 2021-08-31 | 山东华宁电伴热科技有限公司 | Electric tracing detection device and method |
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2009
- 2009-06-05 CN CN2009100722011A patent/CN101603901B/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252915A (en) * | 2011-06-09 | 2011-11-23 | 北京科路泰技术有限公司 | Method for performing low temperature performance test on joint strip by using pull test machine |
| CN102252915B (en) * | 2011-06-09 | 2015-12-02 | 北京科路泰技术有限公司 | A kind of cupping machine that utilizes carries out the method for cryogenic property test to pressing belt |
| CN102788873A (en) * | 2012-08-31 | 2012-11-21 | 郑州大学 | Simulation tester for self healing of asphalt concrete cracks |
| CN102788873B (en) * | 2012-08-31 | 2014-11-26 | 郑州大学 | Simulation tester for self healing of asphalt concrete cracks |
| CN102879271B (en) * | 2012-09-29 | 2015-05-20 | 长安大学 | Method for detecting bituminous mortar damage self-healing performance |
| CN102879271A (en) * | 2012-09-29 | 2013-01-16 | 长安大学 | Method and device for detecting bituminous mortar damage self-healing performance |
| CN103234834A (en) * | 2013-04-17 | 2013-08-07 | 哈尔滨工业大学 | Loading device used in road seam filling material low-temperature performance test |
| CN103234834B (en) * | 2013-04-17 | 2014-12-10 | 哈尔滨工业大学 | Loading device used in road seam filling material low-temperature performance test |
| CN103363941A (en) * | 2013-06-28 | 2013-10-23 | 东莞新能源科技有限公司 | Device and method for detecting metal foil rippled edge for lithium ion battery |
| CN104777095A (en) * | 2015-04-09 | 2015-07-15 | 长安大学 | Equipment and method for testing bonding fatigue performance of pavement crack filling material |
| CN105241755A (en) * | 2015-10-20 | 2016-01-13 | 交通运输部公路科学研究所 | Road traffic marking material anti-crack property tester and use method thereof |
| CN105241755B (en) * | 2015-10-20 | 2017-12-05 | 交通运输部公路科学研究所 | A kind of road traffic marking material splitting resistance tester and its application method |
| CN106989774A (en) * | 2017-04-07 | 2017-07-28 | 芜湖市产品质量监督检验所 | A kind of auto parts and components monitor station |
| CN113325032A (en) * | 2021-06-08 | 2021-08-31 | 山东华宁电伴热科技有限公司 | Electric tracing detection device and method |
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| CN101603901B (en) | 2011-01-26 |
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Inventor after: Cao Liping Inventor after: Hou Xiangshen Inventor after: Liu Gang Inventor after: Lin Chunmei Inventor after: Zhao Zhengyang Inventor before: Hou Xiangshen Inventor before: Cao Liping Inventor before: Liu Gang Inventor before: Lin Chunmei Inventor before: Zhao Zhengyang |
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Free format text: CORRECT: INVENTOR; FROM: HOU XIANGSHEN CAO LIPING LIU GANG LIN CHUNMEI ZHAO ZHENGYANG TO: CAO LIPING HOU XIANGSHEN LIU GANG LIN CHUNMEI ZHAO ZHENGYANG |
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Granted publication date: 20110126 Termination date: 20110605 |