CN107817214A - A kind of basalt fibre and asphalt mastic interface binding intensity measure device and method of testing - Google Patents

A kind of basalt fibre and asphalt mastic interface binding intensity measure device and method of testing Download PDF

Info

Publication number
CN107817214A
CN107817214A CN201710999214.8A CN201710999214A CN107817214A CN 107817214 A CN107817214 A CN 107817214A CN 201710999214 A CN201710999214 A CN 201710999214A CN 107817214 A CN107817214 A CN 107817214A
Authority
CN
China
Prior art keywords
basalt fibre
asphalt mastic
test
pull
binding intensity
Prior art date
Application number
CN201710999214.8A
Other languages
Chinese (zh)
Inventor
吴正光
许珊珊
肖鹏
杨盼盼
Original Assignee
扬州大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 扬州大学 filed Critical 扬州大学
Priority to CN201710999214.8A priority Critical patent/CN107817214A/en
Publication of CN107817214A publication Critical patent/CN107817214A/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00Investigating materials by mechanical methods
    • G01N19/04Measuring adhesive force between materials, e.g. of sealing tape, of coating

Abstract

The invention provides a kind of basalt fibre and asphalt mastic interface binding intensity measure device and method of testing.Pull-out test measure device includes outer framework, die trial, pull-out test machine, pulling force sensor, displacement transducer, temperature control system and data collecting system.The present invention method of testing be:Basalt fibre asphalt mastic test specimen is prepared, cuts off non-stretching end exposed fibers.Test specimen is fixed, and adjusts clamping basalt fibre height, is vertically loaded under the conditions of fixed temperature during test, basalt fibre is moved down with constant rate of speed.Tension variations and the change in displacement of corresponding displacement transducer are gathered, and the interface shear strength between basalt fibre and asphalt mastic medium is calculated according to pull-out test statistics.The present apparatus is rational in infrastructure, easy to operate, and the result of measure is rationally reliable, helps to disclose the mechanism of action of basalt fibre enhancing bituminous binder from the angle of materialogy.

Description

A kind of basalt fibre and asphalt mastic interface binding intensity measure device and test Method
Technical field
The present invention relates to the determination techniques field of interface binding intensity between road engineering material medium, especially one kind is used for The pull-out test measure device and its method of testing of adhesion strength between basalt fibre and asphalt mastic medium interface.
Background technology
Basalt fibre is used for modified pitch and asphalt because of its excellent performance in recent years, and basalt fibre changes Property pitch proportion very little in compound system, but play effect it is very big, the bonding of basalt fibre and pitch Can characteristic directly affects asphalt system turn into a complete entirety, but due to the limitation of experimental condition, it is domestic Research outside to basalt fibre modified pitch is relatively fewer.
At present, it is extraction characteristic on steel fibre in cement concrete in the base to study more, or for list Root fiber carries out tension test, or is used for qualitative evaluation asphalt adhesive performance using water seaoning etc., but these methods are all uncomfortable In quantitatively adhesion property between test basalt fibre and asphalt mastic medium.
The content of the invention
The purpose of the present invention determines the ground of device Shortcomings primarily directed to existing pavement material interface binding intensity Side, there is provided a kind of for basalt fibre and the pull-out test measure device of asphalt mastic interface binding intensity and its test side Method.The apparatus structure is reasonable in design, easy to operate, and the result of measure is rationally reliable, contributes to the angle announcement from materialogy profound The mechanism of action of military rock fibre reinforced asphalt binding material.
The purpose of the present invention is achieved through the following technical solutions:
A kind of pull-out test measure device for basalt fibre and asphalt mastic interface binding intensity, including housing (precision is for frame, die trial, pull-out test machine, pulling force sensor (precision 0.001N, range 200N), displacement transducer 0.01mm, range 100mm), temperature control system and data collecting system;Outer framework is by base, lucite cover plate and two Individual curb girder composition, wherein back portion in both sides is provided with rubber cushion blocks;4 spud piles, upper beam are provided with the middle part of the upper beam of pull-out test machine Leave vertical circular hole in centre;Basalt fibre asphalt mastic test specimen is prepared using die trial, is fixed on by spud pile in the middle part of upper beam, The free segment basalt fibre of sample one end passes through the aperture of upper beam;By in the temperature control system adjusting means of chassis interior Test ambient temperature;Pull-out test machine is placed on the sliding support of outer framework base, and it is downward to clamp basalt fibre by fixture It is mobile;The tension variations of pull-out test machine and corresponding change in displacement are adopted by pulling force sensor and displacement transducer input data Collecting system.
Preferably, die trial is made up of two side forms, two end moulds, and two of which end mould corresponds to leave respectively at middle part to be run through Hole;To ensure that basalt fibre is not pulled off, die trial inside dimension is 15mm × 15mm × 25mm prism.
Preferably, pull-out test machine is placed on the sliding support of outer framework base, and sliding support, which drives, when switching on power draws Testing machine is pulled out, clamp basalt fibre by fixture moves down along metal slide bar;Simultaneously, it is fixedly connected with pull-out test machine Displacement meter moved down along mark post.
Preferably, pulling force sensor, displacement transducer connection pull-out test machine and sliding support, will be profound by transmission line Pulling force, displacement on military rock fiber change with time incoming data acquisition system;The precision of pulling force sensor is 0.001N, amount Journey is 200N;The precision of displacement transducer is 0.01mm, range 100mm.
Preferably, it is used to fix upper beam (7) and two curb girders (12) provided with fixing bolt (10)
The method of testing of basalt fibre and the pull-out test measure device of asphalt mastic interface binding intensity is determined, including Following steps:
Asphalt mastic is prepared according to the filler in asphalt and the content requirement of pitch, to be stirred;
The asphalt mastic of half is first poured into die trial, then by a branch of basalt fibre from the fine pore of end mould both sides Pass through, be horizontally placed at the upper surface of asphalt mastic sample, applying small pulling force at fiber both ends stretches fiber;Poured again into die trial Enter second half asphalt mastic, stand sample, be cooled to room temperature, the asphalt mastic of scraper surface protrusion, cover another side form, cut Remove the basalt fibre at the non-stretching end in test sample edge;
Test specimen to be measured is placed in spud pile and is fixed in the middle part of pull-out test machine upper beam, and the free segment of sample one end is profound Military rock fiber passes through the aperture of upper beam;
Computer is connected, by control panel, the height of fixture is adjusted, makes the head room on fixture top and sample bottom surface For 20mm, then the free segment basalt fibre of sample lower end is connected with fixture;
Lucite cover plate is covered, temperature controller is opened, treats to reach test temperature in device;
The firing test that switches on power machine, make the fixture of connection basalt fibre with pull-out test machine with 0.5mm/min perseverance Constant speed rate moves down, and applies pulling force to basalt fibre;
Until basalt fibre is pulled out completely, stop experiment;
Read the pulling force of data collecting system output and corresponding displacement data changing value;
Interface binding intensity between basalt fibre and asphalt mastic medium is calculated by formula (1), basalt fibre and drip Interface remnants adhesion strengths between blue or green rubber cement medium are calculated by formula (2), and calculating is accurate to 1.0 × 10-3
In formula:τmThe interface binding intensity of-basalt fibre and asphalt mastic medium, MPa;
τnThe interface remnants adhesion strengths of-basalt fibre and asphalt mastic medium, MPa;
Nmax- the maximum pull born by fiber in pull-out test, N;
NaPulling force when being tended towards stability before-off-test suffered by basalt fibre, N;
The contact area of S-basalt fibre and asphalt mastic medium, the i.e. section of shear, tried according to fibre diameter and pitch Sample THICKNESS CALCULATION, mm2
Repeat aforesaid operations 3 times, calculate data and average as last result.
The present invention compared with prior art, has following remarkable advantage:
(1) present invention is easy to quantitatively analyze basalt fibre and drip using basalt fibre with asphalt mastic pull-out test The interface interaction power attenuation law of blue or green rubber cement, probes into the stress during bond damage between basalt fibre and pitch matrix Can so that the test result is more objective reasonable.
(2) during being tested using this method, different basalt fibre buried depths, difference can be used The basalt fibre shaping sample of species, to study fibre length, fibrous mechanical property to the affecting laws of interface binding intensity.
(3) present invention also offers a kind of pull-out test survey for basalt fibre and asphalt mastic interface binding intensity Determine device, apparatus structure design advantages of simple, be easy to make and operate, the result of measure is rationally reliable, contributes to from material Angle discloses the mechanism of action of basalt fibre enhancing bituminous binder.
The present invention is described in further detail below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is that a kind of pull-out test for basalt fibre and asphalt mastic interface binding intensity of the present invention determines device Structural representation;
Fig. 2 is die trial structural representation of the present invention.
Reference and its representative part are:1- die trials, 2- ends mould, 3- ends nib gap, 4- side forms, 5- are organic Glass cover-plate, 6- test specimens, 7- upper beams, 8- spud piles, 9- upper beams circular hole, 10- fixing bolts, 11- basalt fibres, 12- housings Frame curb girder, 13- outer frameworks base, 14- sliding supports, 15- pull-out tests machine, 16- fixtures, 17- pulling force sensors, 18- displacements Meter, 19- mark posts, 20- displacement transducers, 21- metals slide bar, 22- transmission lines, 23- data collecting systems, 24- output interfaces, 25- switches, 26- temperature controllers, 27- rubber cushion blocks.
Embodiment
In order to illustrate technical scheme and technical purpose, below in conjunction with the accompanying drawings and embodiment is to the present invention It is described further.
As shown in Figure 1, 2, a kind of pull-out test measure for basalt fibre and asphalt mastic interface binding intensity fills Put, including outer framework, die trial 1, pull-out test machine 15, pulling force sensor 17, displacement transducer 20, temperature control system 26 and number According to acquisition system 23.Outer framework forms entirety by base 13, lucite cover plate 5 and two curb girders 12, wherein two curb girders 12 push up Portion is provided with rubber cushion blocks 27;The middle part of upper beam 7 is provided with 4 spud piles 8, and vertical circular hole 9 is left among upper beam 7, diameter about 5mm.
Pull-out test machine 15 is placed in above sensor, pulling force sensor (precision 0.001N, range 200N) 17, displacement Sensor (precision 0.01mm, range 100mm) 20 connects pull-out test machine 15 and sliding support 14.Switch on power 25 when slide Dynamic bearing 14 drives pull-out test machine 15, clamps basalt fibre 11 along metal slide bar 21 by fixture 16, moves down.Simultaneously Ground, the displacement meter 18 being fixedly connected with pull-out test machine 15 move down along mark post 19.Simultaneous transmission circuit 22 is fine by basalt Pulling force, displacement in dimension 11 change with time incoming data acquisition system 23.
Die trial 1 is made up of two side forms, 4, two end moulds 2, and two of which end mould 2 corresponds to and leaves hole 3 respectively in center; To ensure that basalt fibre is not pulled off, die trial inside dimension is 15mm × 15mm × 25mm prism.
The pull-out test continuous mode of basalt fibre and asphalt mastic interface binding intensity is as follows:
1st, asphalt mastic is prepared according to the filler in asphalt and the content requirement of pitch, it is general using modified drip Green grass or young crops, temperature are 160 DEG C, are stirred;
2nd, the asphalt mastic of half is first poured into die trial 1, then by a branch of basalt fibre 11 for being about 75mm from examination Passed through in the fine pore 3 of mould both sides, be horizontally placed at the upper surface of asphalt mastic sample, wherein one end basalt fibre leakage length About 30mm, apply small pulling force at fiber both ends and stretch fiber;
3rd, second half asphalt mastic is poured into die trial, sample is stood, is cooled to room temperature, it is convex to scrape off surface with hot scraper The sample gone out, another side form is covered, while cut off the basalt fibre at the non-stretching end in the edge of test sample 6;
4th, test specimen 6 to be measured is vertically placed in spud pile 8 and is fixed on the middle part of upper beam 7, and the free segment of sample one end is profound Military rock fiber 11 passes through the aperture 9 of upper beam;
5th, computer is connected, by control panel, the height of fixture 16 is adjusted, makes the top of fixture 16 and the bottom surface of sample 6 Head room is 20mm, and then the free segment basalt fibre 11 of the lower end of sample 6 is connected with fixture 16;
6th, cover lucite cover plate 5, open temperature controller 26, to device in constant temperature;
7th, switch on power 25 firing test machines, make the fixture 16 of connection basalt fibre 11 with pull-out test machine 15 with 0.5mm/min constant rate of speed moves down, and applies pulling force to basalt fibre 11;
8th, until basalt fibre 11 is pulled out completely, experiment is stopped;
9th, pulling force and the corresponding displacement data changing value that data collecting system 23 exports are read;
10th, the interface binding intensity between basalt fibre and asphalt mastic medium by formula (1) calculate, basalt fibre with Interface remnants adhesion strengths between asphalt mastic medium are calculated by formula (2), and calculating is accurate to 1.0 × 10-3
In formula:τmThe interface binding intensity of-basalt fibre and asphalt mastic medium, MPa;
τnThe interface remnants adhesion strengths of-basalt fibre and asphalt mastic medium, MPa;
Nmax- the maximum pull born by fiber in pull-out test, N;
NaPulling force when being tended towards stability before-off-test suffered by basalt fibre, N;
The contact area of S-basalt fibre and asphalt mastic medium, the i.e. section of shear, tried according to fibre diameter and pitch Sample THICKNESS CALCULATION, mm2
11st, aforesaid operations are repeated 3 times, calculates data and average as last result.

Claims (9)

1. a kind of basalt fibre and asphalt mastic interface binding intensity measure device, it is characterised in that:Including outer framework (5, 12nd, 13), die trial (1), pull-out test machine (15), pulling force sensor (17), displacement transducer (20), temperature control system (26) And data collecting system (23);Described outer framework is made up of base (13), lucite cover plate (5) and two curb girders (12); 4 spud piles (8) are provided with the middle part of upper beam (7), vertical circular hole (9) is left among upper beam (7);For preparing basalt fibre pitch The die trial (1) of rubber cement test specimen (6), it is fixed on by spud pile (8) in the middle part of upper beam (7), and ensures basalt fibre asphalt mastic The free segment basalt fibre (11) of test specimen (6) one end passes through the vertical circular hole (9) of upper beam, is machine glass cover on die trial (1) top Plate (5);In addition, described pull-out test machine (15) is placed on the sliding support (14) of outer framework base (13), pass through fixture (16) free segment basalt fibre (11) is clamped to move down;The tension variations and corresponding change in displacement of pull-out test machine (15) By pulling force sensor (17) and displacement transducer (20) input data acquisition system, in addition, the device is provided with holding meanss The temperature control system (26) of steady temperature.
2. a kind of basalt fibre according to claim 1 and asphalt mastic interface binding intensity measure device, its feature It is:Described die trial (1) is made up of two side forms (4), two end moulds (2), and two of which end mould (2) corresponds to respectively in center Leave and run through hole (3);Die trial inside dimension is to ensure that basalt fibre is not pulled off 15mm × 15mm × 25mm prism.
3. a kind of basalt fibre according to claim 1 and asphalt mastic interface binding intensity measure device, its feature It is:Described pull-out test machine (15) is placed on the sliding support (14) of outer framework base (13), is slided when switching on power (25) Dynamic bearing (14) drives pull-out test machine (15), and it is downward along metal slide bar (21) to clamp basalt fibre (11) by fixture (16) It is mobile.
4. a kind of basalt fibre according to claim 1 and asphalt mastic interface binding intensity measure device, its feature It is:Described pulling force sensor (17), displacement transducer (20) connection pull-out test machine (15) and sliding support (14), passes through Transmission line (22) changes with time the pulling force on basalt fibre (11), displacement incoming data acquisition system (23);Draw The precision of force snesor (17) is 0.001N, range 200N;The precision of displacement transducer (20) is 0.01mm, and range is 100mm。
5. a kind of basalt fibre according to claim 1 and asphalt mastic interface binding intensity measure device, its feature It is:Temperature control system (26) is provided with outer framework base (13).
6. a kind of basalt fibre according to claim 1 and asphalt mastic interface binding intensity measure device, its feature It is:It is used to fix upper beam (7) and two curb girders (12) provided with fixing bolt (10).
A kind of 7. test of basalt fibre according to claim 1-6 and asphalt mastic interface binding intensity measure device Method, it is characterised in that:Comprise the following steps:
(1) prepared according to the content requirement of the filler in asphalt and pitch and stir asphalt mastic;
(2) asphalt mastic of half is poured into die trial (1), while by a branch of basalt fibre (11) from die trial (1) two side ends Passed through in the fine pore (3) of mould, be horizontally placed at the upper surface of asphalt mastic sample, applying small pulling force at fiber both ends stretches fibre Dimension;Second half asphalt mastic is poured into die trial (1) again, stands sample, is cooled to room temperature, the asphalt adhesive of scraper surface protrusion Slurry, covers another side form (4), cuts off the basalt fibre at test test specimen (6) non-stretching end in edge;
(3) test specimen to be measured (6) is vertically placed in spud pile (8) and be fixed in the middle part of upper beam (7), and by the free segment of sample one end Basalt fibre (11) passes through the aperture (9) of upper beam;
(4) computer, the height of adjustment fixture (16) are connected, the head room for making fixture (16) top and sample (6) bottom surface is 20mm, then the free segment basalt fibre (11) of sample (6) lower end is connected with fixture (16);
(5) cover lucite cover plate (5), open temperature controller (26), to device in constant temperature;
(6) switch on power (25) firing test machine, makes the fixture (16) of connection basalt fibre (11) with pull-out test machine (15) Moved down with 0.5mm/min constant rate of speed, pulling force is applied to basalt fibre (11);
(7) until basalt fibre (11) is pulled out completely, experiment is stopped;
(8) pulling force of data collecting system (23) output and corresponding displacement data changing value are read;
(9) interface binding intensity between basalt fibre and asphalt mastic medium and basalt fibre and asphalt adhesive is calculated Starch the interface remnants adhesion strengths between medium.
8. the method for testing of basalt fibre according to claim 7 and asphalt mastic interface binding intensity measure device, It is characterized in that:Interface binding intensity between described basalt fibre and asphalt mastic medium obtains according to formula (1):
In formula:τmThe interface binding intensity of-basalt fibre and asphalt mastic medium, MPa;
Nmax- the maximum pull born by fiber in pull-out test, N;
The contact area of S-basalt fibre and asphalt mastic medium, the i.e. section of shear are thick according to fibre diameter and bitumen samples Degree calculates, mm2
9. the method for testing of basalt fibre according to claim 7 and asphalt mastic interface binding intensity measure device, It is characterized in that:Interface remnants adhesion strengths between described asphalt mastic medium obtain according to formula (2):
τnThe interface remnants adhesion strengths of-basalt fibre and asphalt mastic medium, MPa;
NaPulling force when being tended towards stability before-off-test suffered by basalt fibre, N;
The contact area of S-basalt fibre and asphalt mastic medium, the i.e. section of shear are thick according to fibre diameter and bitumen samples Degree calculates, mm2
CN201710999214.8A 2017-10-20 2017-10-20 A kind of basalt fibre and asphalt mastic interface binding intensity measure device and method of testing CN107817214A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710999214.8A CN107817214A (en) 2017-10-20 2017-10-20 A kind of basalt fibre and asphalt mastic interface binding intensity measure device and method of testing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710999214.8A CN107817214A (en) 2017-10-20 2017-10-20 A kind of basalt fibre and asphalt mastic interface binding intensity measure device and method of testing

Publications (1)

Publication Number Publication Date
CN107817214A true CN107817214A (en) 2018-03-20

Family

ID=61607414

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710999214.8A CN107817214A (en) 2017-10-20 2017-10-20 A kind of basalt fibre and asphalt mastic interface binding intensity measure device and method of testing

Country Status (1)

Country Link
CN (1) CN107817214A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108918839A (en) * 2018-09-17 2018-11-30 西安公路研究院 A kind of test of Bituminous Isolation Agent isolation performance and evaluation method
CN108918840A (en) * 2018-09-17 2018-11-30 西安公路研究院 A kind of Bituminous Isolation Agent isolation performance evaluation method based on isolation performance library

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101923044A (en) * 2010-07-27 2010-12-22 长安大学 GF (Gravity Force) multifunctional story-force tester
CN102901670A (en) * 2012-08-23 2013-01-30 苏州南智传感科技有限公司 Single-fiber reinforced-soil pullout test instrument
US20130143777A1 (en) * 2011-06-10 2013-06-06 Sharp-Rock Research And Consulting, Llc Method for Strengthening a Wellbore of a Well
WO2013157185A1 (en) * 2012-04-16 2013-10-24 エスペック株式会社 Hygrometer and constant-temperature/constant-humidity chamber provided with same
CN104458574A (en) * 2014-12-09 2015-03-25 北京科技大学 Device and method for testing shearing strength in environment with ultrahigh temperature or great temperature difference
CN204495702U (en) * 2015-03-19 2015-07-22 金陵科技学院 The proving installation of adhesive property is extracted from cement-based material for checking single fiber
CN104807749A (en) * 2015-04-09 2015-07-29 东南大学 Test method for bonding strength of chopped ultrafine organic fiber and cement-based composite interface
US20150260635A1 (en) * 2014-03-12 2015-09-17 Pepsico, Inc. Method And Apparatus For Assessment of Adhesion of Labels
CN204903362U (en) * 2015-07-13 2015-12-23 江苏城市职业学院 Modified survey fibre - concrete interface bond property's testing arrangement
CN105259107A (en) * 2015-10-21 2016-01-20 江苏城市职业学院 Device for testing bond performance of reinforcing steel bar and concrete through drawing and testing method
CN205027604U (en) * 2015-05-25 2016-02-10 新昌县开源汽车轴承有限公司 Novel sensor die pull is measured device
CN205538476U (en) * 2016-04-19 2016-08-31 长安大学 Appearance is drawn to full -automatic pavement material adhesion strength
CN206114395U (en) * 2016-11-03 2017-04-19 广东工业大学 Reinforcing bar drawing test test piece making devices
CN206146817U (en) * 2016-10-17 2017-05-03 江苏开放大学 Rail mounted survey fibre cloth bond property's device
CN206504999U (en) * 2016-12-20 2017-09-19 河海大学 Determine the experimental rig of basalt fibre muscle and Bond Performance Between Concrete under cyclic load

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101923044A (en) * 2010-07-27 2010-12-22 长安大学 GF (Gravity Force) multifunctional story-force tester
US20130143777A1 (en) * 2011-06-10 2013-06-06 Sharp-Rock Research And Consulting, Llc Method for Strengthening a Wellbore of a Well
WO2013157185A1 (en) * 2012-04-16 2013-10-24 エスペック株式会社 Hygrometer and constant-temperature/constant-humidity chamber provided with same
CN102901670A (en) * 2012-08-23 2013-01-30 苏州南智传感科技有限公司 Single-fiber reinforced-soil pullout test instrument
US20150260635A1 (en) * 2014-03-12 2015-09-17 Pepsico, Inc. Method And Apparatus For Assessment of Adhesion of Labels
CN104458574A (en) * 2014-12-09 2015-03-25 北京科技大学 Device and method for testing shearing strength in environment with ultrahigh temperature or great temperature difference
CN204495702U (en) * 2015-03-19 2015-07-22 金陵科技学院 The proving installation of adhesive property is extracted from cement-based material for checking single fiber
CN104807749A (en) * 2015-04-09 2015-07-29 东南大学 Test method for bonding strength of chopped ultrafine organic fiber and cement-based composite interface
CN205027604U (en) * 2015-05-25 2016-02-10 新昌县开源汽车轴承有限公司 Novel sensor die pull is measured device
CN204903362U (en) * 2015-07-13 2015-12-23 江苏城市职业学院 Modified survey fibre - concrete interface bond property's testing arrangement
CN105259107A (en) * 2015-10-21 2016-01-20 江苏城市职业学院 Device for testing bond performance of reinforcing steel bar and concrete through drawing and testing method
CN205538476U (en) * 2016-04-19 2016-08-31 长安大学 Appearance is drawn to full -automatic pavement material adhesion strength
CN206146817U (en) * 2016-10-17 2017-05-03 江苏开放大学 Rail mounted survey fibre cloth bond property's device
CN206114395U (en) * 2016-11-03 2017-04-19 广东工业大学 Reinforcing bar drawing test test piece making devices
CN206504999U (en) * 2016-12-20 2017-09-19 河海大学 Determine the experimental rig of basalt fibre muscle and Bond Performance Between Concrete under cyclic load

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
汉莫德 等: "侧向拉力下光圆钢筋与自密实轻骨料混凝土的粘结性能", 《武汉理工大学学报(交通科学与工程版)》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108918839A (en) * 2018-09-17 2018-11-30 西安公路研究院 A kind of test of Bituminous Isolation Agent isolation performance and evaluation method
CN108918840A (en) * 2018-09-17 2018-11-30 西安公路研究院 A kind of Bituminous Isolation Agent isolation performance evaluation method based on isolation performance library

Similar Documents

Publication Publication Date Title
CN105241761B (en) A kind of evaluation method of bituminous paving interlayer adhesion strength and durability
CN202631519U (en) Universal model tank device for rainfall landslide tests
CN100567984C (en) Concrete setting Method Of Time Measurement based on the strain temperature on-line measurement
Tsangouri et al. Detecting the activation of a self-healing mechanism in concrete by acoustic emission and digital image correlation
CN102879271B (en) Method for detecting bituminous mortar damage self-healing performance
CN203658219U (en) Water penetration test device for large-gap bituminous mixture
CN202083598U (en) Dry-wet circulation large-size strain control type direct shearing device
Nicholls Review of UK porous asphalt trials
CN104264533B (en) A kind of bidirectional pre-tensioned prestressed concrete railway board and production method thereof
CN1987458B (en) Method for detecting anti-cracking performance of airport cement concrete road surface
CN203595634U (en) Multifunctional asphalt pavement durability tester
CN101655432B (en) uniaxial tension and soil beam bending tester
CN102031874B (en) Intelligent type synchronous prestress tensioning system
CN203643280U (en) Asphalt mixture fatigue test device
CN101281107B (en) Bituminous cement force measuring ductility test method
CN104990809B (en) One kind landslide base clad can repeated direct shear test method
CN103217345A (en) Device and method for measuring actual triaxial creep of geotechnical engineering test specimen
CN106706266B (en) Seabed tunnel dynamic response model experimental rig under a kind of simulated waves load action
CN201145658Y (en) Portable on site and indoor dual-purpose direct shear test instrument
CN101504334B (en) Earth arch test apparatus
US9389216B2 (en) Method for testing setting time of cement-based material
CN202256072U (en) Portable vane-shear apparatus
CN204422393U (en) The single-ended pull-out test device of a kind of FRP reinforced concrete bond-slip
CN107179396B (en) Multifunctional assembled geotechnical engineering physical similarity test system
CN105115832B (en) A kind of geotechnique for considering seepage effect tiltedly cuts strength test device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination