CN110095503A - A kind of application method of the infrared nondestructive failure detector for Modified Bitumen Pavement - Google Patents
A kind of application method of the infrared nondestructive failure detector for Modified Bitumen Pavement Download PDFInfo
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- CN110095503A CN110095503A CN201910394692.5A CN201910394692A CN110095503A CN 110095503 A CN110095503 A CN 110095503A CN 201910394692 A CN201910394692 A CN 201910394692A CN 110095503 A CN110095503 A CN 110095503A
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/72—Investigating presence of flaws
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Abstract
The invention discloses a kind of application methods of infrared nondestructive failure detector for Modified Bitumen Pavement, a kind of application method of the integrated dual-purpose apparatus of infrared nondestructive flaw detection for Modified Bitumen Pavement, the following steps are included: closing shield door, electromagnetic excitation heating or microwave excitation is selected to heat according to material properties；Exciting bank is closed, heating is stopped, control excitation plate is mobile to two sides, opens shield door；Infrared video camera is opened to shoot heating unit, the present invention realizes electromagnetic excitation and microwave excited conversion around rotary shaft rotation by excitation plate, different excitation heating methods can be selected according to different modified asphalt road surface, and microwave excitation may be selected when Modified Bitumen Pavement is added to the modified materials such as soft magnetic particles, magnetite powder, active carbon, carbon nanotube, graphene；Electromagnetic excitation is used when Modified Bitumen Pavement adds the modified materials such as metal, carbons.Heating method is flexible, and a method is dual-purpose, applied widely.
Description
Technical field
The invention belongs to road surface Infrared Non-destructive Inspection Technique fields, and in particular to a kind of for the infrared of Modified Bitumen Pavement
The application method of non-destructive detection device.
Background technique
The development of traffic is the important leverage of a national national economy, and the basis of traffic is exactly road, without road
Material Transportation, personnel's trip cannot be carried out, and wishes to ensure that the development of traffic just it has to be ensured that the quality of road engineering.Cause
This, under the premise of not damaging road surface or raw material, surface and the internal means checked to examined ground surface material, i.e.,
Non-destructive testing technology has very important meaning to the construction and maintenance of road.Although there are a variety of lossless detection means now,
Such as: Ground Penetrating Radar, drop hammer deflection meter, ultrasonic examination, magnetic powder inspection etc., but there is still a need for a kind of quick, low cost, big models
The nondestructive testing technique enclosed.Infrared Non-destructive Testing just has the above advantages, and Infrared Non-destructive Testing is one in lossless detection method
Kind emerging technology, testing result are shown very intuitive in the form of Infrared Thermogram.But infra-red inspection has some ratios
More fatal weakness, he is to utilize " heat " Lai Shixian technical solution, and the requirement to temperature is very high, is badly in need of efficient heating side
Method, and there are different materials need different heating method and cross the problems such as long-time heating is to damage to material, shadow
Actual carrying out flaw detection effect is rung, the application for causing infrared nondestructive to be detected a flaw can not be popularized.
Summary of the invention
The purpose of the present invention is to provide a kind of application method of infrared nondestructive failure detector for Modified Bitumen Pavement,
It is very high to solve requirement in the flaw detection of current infrared nondestructive to temperature, it is badly in need of efficient heating means, and there are different materials
Material needs different heating method and crosses the problems such as long-time heating is to damage to material, influences actual carrying out flaw detection effect
The problems such as fruit.
To achieve the above object, the invention provides the following technical scheme: a kind of infrared nondestructive for Modified Bitumen Pavement
The application method of failure detector, which comprises the following steps:
S1: road surface progress ground heating unit block 17 is divided before work, wherein the area and excitation plate of heating unit
13 areas are identical；
S2: judge that the property selection electromagnetic excitation heating of the modified material of Modified Bitumen Pavement addition or microwave excitation add
Heat, if Modified Bitumen Pavement additive is the modified material such as soft magnetic particles, magnetite powder, active carbon, carbon nanotube, graphene
Material selects microwave excitation mode, if when the modified materials such as Modified Bitumen Pavement additive metal, carbons, selecting electromagnetic excitation mould
Formula；
S3: when Modified Bitumen Pavement additive is soft magnetic particles, magnetite powder, active carbon, carbon nanotube, graphene etc.
When modified material, the shortening of telescopic rod 6 pulls in soft-magnetic plate 7 in the interior installation box body 801 of shell 8, and magnetic permeability is low and conductivity
High outside siding 802 serves as shielding material, and excitation plate 13 is face-down to metal mounting plate 13B around the rotation of electric rotating shaft 12,
The face metal mounting plate 13B is magnetic permeability is low and conductivity is high metal material, and microwave tube 15 is started to work, magnetic permeability it is low and
The face the metal mounting plate 13B microwave reflection of the high metal shell 8 of conductivity and excitation plate 13, road pavement carry out microwave heating；
S4: when modified materials such as Modified Bitumen Pavement additive metal, carbons, exciting bank must be by microwave excitation mode
It is changed into electromagnetic excitation mode, exciting bank 4 must be changed into electromagnetic excitation by microwave excitation, and telescopic rod 6 is extended soft magnetism at this time
Property plate 7 release interior installation box body 801, soft-magnetic plate 7 serves as permeability magnetic material, and excitation plate 13 rotates 180 ° extremely around electric rotating shaft 12
The soft magnetism material mounting plate 13A of excitation plate 13 is face-down, and soft magnetism material mounting plate 13A plane materiel matter is soft magnetism material, rises
Drop bar 11 drives excitation plate 13 to drop in the space that soft-magnetic plate 7 is surrounded, and electromagnetic coil 14 is started to work, soft-magnetic plate 7
Assemble magnetic induction line with the soft magnetism material face mounting plate 13A of excitation plate 13, road pavement is heated；
S5: closing exciting bank 4, and after exciting bank 4 stops working, electric rotating shaft 12 drives excitation plate 13 by level
State is rotated to vertical state, and driving motor 10 drives idler wheel 9 to rotate, and idler wheel 9 swashs in 16 medial movement of roller mounting slot, two pieces
Plate 13 is encouraged to be connected by elevating lever 11, driving motor 10 with idler wheel 9 and distinguish under the traction of idler wheel 9 along roller mounting slot 16
Mobile to two sides, shield door 2 is opened；
S6: infrared video camera 5, which works, carries out infrared photography to corresponding ground heating unit block 17, is taken the photograph according to infrared
The content that shoots as instrument 5 analyzes the degree of impairment of Modified Bitumen Pavement.
Preferably, there are four side wall 3 is arranged altogether, four side walls 3 and shield door 2 constitute bottomless cell type closed structure.
Preferably, excitation plate 13 includes soft magnetism material mounting plate 13A and metal mounting plate 13B, the installation of soft magnetism material
It is fixedly installed with equally distributed electromagnetic coil 14 on plate 13A, is embedded with equally distributed microwave electron above metal mounting plate 13B
Pipe 15.
Preferably, shield door 2 uses clamshell and material for the metal that magnetic permeability is low and conductivity is high, metal mounting plate
13B is using the metal that magnetic permeability is low and conductivity is high.
Preferably, roller mounting slot 16, idler wheel 9, driving motor 10, elevating lever 11 and electric rotating shaft 12 are magnetic permeability
Low and high conductivity metal material is made.
Preferably, shell 8 and telescopic rod 6 are the metal material that magnetic permeability is low and conductivity is high.
Preferably, soft-magnetic plate 7 is cuboid plate made of permeability magnetic material.
Compared with the prior art, the present invention has the following beneficial effects:
1, method that the present invention is rotated using excitation plate around rotary shaft realizes electromagnetic excitation and microwave excited conversion, can
To select different excitation heating methods according to different modified asphalt road surface, e.g., when Modified Bitumen Pavement is added to metal, carbons
Etc. modified materials when may be selected electromagnetic excitation；When Modified Bitumen Pavement is added to soft magnetic particles, magnetite powder, active carbon, carbon
Microwave excitation may be selected when the modified materials such as nanotube, graphene.Heating method is flexible, and a method is dual-purpose, applied widely, not only
Non-destructive testing suitable for Modified Bitumen Pavement, it may also be used for the Infrared Non-destructive Testing of other materials.
2, the present invention uses the method for telescopic rod control soft-magnetic plate lifting to realize that excitation plate difference incentive mode works
When shielding material conversion；When exciting bank is electromagnetic excitation, soft-magnetic plate declines to serve as permeability magnetic material, and soft-magnetic plate can
Realize the aggregation of electromagnetic field；When exciting bank is microwave excitation, soft-magnetic plate rises, the metal that magnetic permeability is low and conductivity is high
Shell serves as shielding material, and the metal shell that magnetic permeability is low and conductivity is high can realize the reflection of microwave；One method two of screen method
With, substantially increase excitation heating efficiency.
3, method of the present invention using elevating lever control excitation plate at a distance from heating unit；When exciting bank swashs for electromagnetism
When encouraging, excitation plate and heating unit distance are farther out；When exciting bank is microwave excitation, excitation plate and heating unit distance compared with
Closely；Determined according to the type of the modified material in different modified asphalt, the content of modified material excitation plate and heating unit it
Between distance, substantially increase heating efficiency, and avoid due to heating hypotelorism cause road surface occur high-temperature damage.
Detailed description of the invention
Fig. 1 is working state of device figure；
Fig. 2 is apparatus structure schematic diagram；
Fig. 3 is device roller mounting slot structural schematic diagram；
Fig. 4 is excitation plate structural schematic diagram；
Fig. 5 is soft magnetism material mounting plates structure schematic diagram；
Fig. 6 is metal mounting plate structural schematic diagram.
In figure: 1- control unit and power supply, 2- shield door, 3- side wall, 4- exciting bank, 5- infrared video camera, 6- are flexible
Bar, 7- soft-magnetic plate, 8- shell, 801- is interior to install box body, siding on the outside of 802-, 9- idler wheel, 10- driving motor, 11- lifting
Bar, 12- electric rotating shaft, 13- excitation plate, 13A- soft magnetism material mounting plate, 13B- metal mounting plate, 14- electromagnetic coil,
15- microwave tube, 16- roller mounting slot, the ground 17- heating unit block.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to shown in Fig. 1-6, the invention provides the following technical scheme: a kind of infrared nondestructive for Modified Bitumen Pavement
The application method of failure detector, which comprises the following steps:
S1: road surface progress ground heating unit block 17 is divided before work, wherein the area and excitation plate of heating unit
13 areas are identical；
S2: judge that the property selection electromagnetic excitation heating of the modified material of Modified Bitumen Pavement addition or microwave excitation add
Heat, if Modified Bitumen Pavement additive is the modified material such as soft magnetic particles, magnetite powder, active carbon, carbon nanotube, graphene
Material selects microwave excitation mode, if the modified materials such as Modified Bitumen Pavement additive metal, carbons, selects electromagnetic excitation mode；
S3: when Modified Bitumen Pavement additive is soft magnetic particles, magnetite powder, active carbon, carbon nanotube, graphene etc.
When modified material, the shortening of telescopic rod 6 pulls in soft-magnetic plate 7 in the interior installation box body 801 of shell 8, and magnetic permeability is low and conductivity
High outside siding 802 serves as shielding material, and excitation plate 13 is face-down to metal mounting plate 13B around the rotation of electric rotating shaft 12,
The face metal mounting plate 13B is magnetic permeability is low and conductivity is high metal material, and microwave tube 15 is started to work, magnetic permeability it is low and
The face the metal mounting plate 13B microwave reflection of the high metal shell 8 of conductivity and excitation plate 13, road pavement carry out microwave heating；
S4: when modified materials such as Modified Bitumen Pavement additive metal, carbons, exciting bank must be by microwave excitation mode
It is changed into electromagnetic excitation mode, exciting bank 4 must be changed into electromagnetic excitation by microwave excitation, and telescopic rod 6 is extended soft magnetism at this time
Property plate 7 release interior installation box body 801, soft-magnetic plate 7 serves as permeability magnetic material, and excitation plate 13 rotates 180 ° extremely around electric rotating shaft 12
The soft magnetism material mounting plate 13A of excitation plate 13 is face-down, and soft magnetism material mounting plate 13A plane materiel matter is soft magnetism material, rises
Drop bar 11 drives excitation plate 13 to drop in the space that soft-magnetic plate 7 is surrounded, and electromagnetic coil 14 is started to work, soft-magnetic plate 7
Assemble magnetic induction line with the soft magnetism material face mounting plate 13A of excitation plate 13, road pavement is heated；
S5: closing exciting bank 4, and after exciting bank 4 stops working, electric rotating shaft 12 drives excitation plate 13 by level
State is rotated to vertical state, and driving motor 10 drives idler wheel 9 to rotate, and idler wheel 9 swashs in 16 medial movement of roller mounting slot, two pieces
Plate 13 is encouraged to be connected by elevating lever 11, driving motor 10 with idler wheel 9 and distinguish under the traction of idler wheel 9 along roller mounting slot 16
Mobile to two sides, shield door 2 is opened；
S6: infrared video camera 5, which works, carries out infrared photography to corresponding ground heating unit block 17, is taken the photograph according to infrared
The content that shoots as instrument 5 analyzes the degree of impairment of Modified Bitumen Pavement.
For side wall 3 altogether there are four settings, four side walls 3 and shield door 2 constitute bottomless cell type closed structure.
Excitation plate 13 includes soft magnetism material mounting plate 13A and metal mounting plate 13B, on soft magnetism material mounting plate 13A
It is fixedly installed with electromagnetic coil 14, is embedded with above metal mounting plate 13B and is evenly distributed with microwave tube 15.
Shield door 2 uses clamshell and material for the metal that magnetic permeability is low and conductivity is high, and metal mounting plate 13B is used and led
The metal that magnetic rate is low and conductivity is high.
Roller mounting slot 16, idler wheel 9, driving motor 10, elevating lever 11 and electric rotating shaft 12 are that magnetic permeability is low and lead
The high metal material of electric rate is made.
Shell 8 and the metal material that telescopic rod 6 is that magnetic permeability is low and conductivity is high.
Soft-magnetic plate 7 is cuboid plate made of permeability magnetic material.
A kind of application method of the infrared nondestructive failure detector for Modified Bitumen Pavement, including control unit and power supply 1,
Shield door 2, side wall 3 and exciting bank 4, it is characterised in that: altogether there are four settings, four side walls 3 and shield door 2 are constituted side wall 3
Bottomless cell type closed structure, the top of bottomless cell type closed structure are rotatably connected to shield door 2 by hinge, and exciting bank 4
On the inside of bottomless cell type closed structure, exciting bank 4 includes roller mounting slot 16, idler wheel 9, driving motor 10, elevating lever 11, electricity
Dynamic rotary shaft 12 and excitation plate 13, the top of elevating lever 11 is fixedly installed with driving motor 10, the shaft and rolling of driving motor 10
The central axis of wheel 9 is fixedly connected, and the bottom end of elevating lever 11 is fixedly connected with electric rotating shaft 12, and the outside of electric rotating shaft 12 is set
It is equipped with excitation plate 13, excitation plate 13 includes soft magnetism material mounting plate 13A and metal mounting plate 13B, soft magnetism material mounting plate
It is fixedly installed with electromagnetic coil 14 on 13A, is embedded with above metal mounting plate 13B and is evenly distributed with microwave tube 15.
Altogether there are two settings, two roller mounting slots 16 are respectively arranged in bottomless cell type closed structure roller mounting slot 16
Portion two sides.
Idler wheel 9 is slidably connected on the inside of roller mounting slot 16, for idler wheel 9 altogether there are four settings, it is two-by-two one that four rolling 9, which divides,
Group is uniformly distributed in two roller mounting slots, 16 inside.
Side wall 3 is made of telescopic rod 6, soft-magnetic plate 7 and shell 8.
Shell 8 includes outside siding 802 and interior installation box body 801.
The inside upper part of outside siding 802 is fixedly installed with interior installation box body 801, the inside top of interior installation box body 801
Telescopic rod 6 is installed, the bottom end of telescopic rod 6 is fixedly installed with soft-magnetic plate 7.
Soft-magnetic plate 7 and the bottom end sliding slot of interior installation box body 801 are slidably connected.
The working principle of the invention and process for using: in the use of the present invention, road surface is carried out ground heating before work
Cell block 17 divides, and wherein the area of heating unit is identical as 13 area of excitation plate, and at work, shield door 2 is along shown by arrow
Direction closes exciting bank 4 at this time and starts to work；If Modified Bitumen Pavement additive is soft magnetic particles, magnetite powder, work
Property the modified materials such as charcoal, carbon nanotube, graphene, use microwave excitation at this time；The shortening of telescopic rod 6 pulls in soft-magnetic plate 7 outer
In the interior installation box body 801 of shell 8, the outside siding 802 that magnetic permeability is low and conductivity is high serves as shielding material, and excitation plate 13 is around electricity
The dynamic rotation of rotary shaft 12 is face-down to metal mounting plate 13B, and the face metal mounting plate 13B is the metal that magnetic permeability is low and conductivity is high
Material, microwave tube 15 are started to work, the metal mounting plate of the metal shell 8 that magnetic permeability is low and conductivity is high and excitation plate 13
The face 13B microwave reflection improves heating efficiency.When Modified Bitumen Pavement additive is the modified materials such as metal, carbons, excitation dress
Electromagnetic excitation must be changed by microwave excitation by setting 4, and soft-magnetic plate 7 is released interior installation box body 801 by the elongation of telescopic rod 6 at this time, soft
Magnetic sheet 7 serves as permeability magnetic material, and excitation plate 13 rotates 180 ° of soft magnetism materials to excitation plate 13 around electric rotating shaft 12 and installs
Plate 13A is face-down, and soft magnetism material mounting plate 13A plane materiel matter is soft magnetism material, and elevating lever 11 drives excitation plate 13 to drop to
In the space that soft-magnetic plate 7 is surrounded, electromagnetic coil 14 is started to work, the soft magnetism material peace of soft-magnetic plate 7 and excitation plate 13
Magnetic induction line is assembled in the face loading board 13A, improves heating efficiency.
After exciting bank 4 stops working, electric rotating shaft 12 drives excitation plate 13 to be rotated by horizontality to vertical shape
State, driving motor 10 drive idler wheel 9 to rotate, and idler wheel 9 passes through elevating lever in 16 medial movement of roller mounting slot, two pieces of excitation plates 13
11, driving motor 10 is connected with idler wheel 9 and moves respectively to two sides under the traction of idler wheel 9 along roller mounting slot 16；At this time
Shield door 2 is opened, and infrared video camera 5, which works, carries out infrared photography to corresponding ground heating unit block 17, according to infrared
The content that video camera 5 is shot analyzes the degree of impairment of Modified Bitumen Pavement.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of application method of the infrared nondestructive failure detector for Modified Bitumen Pavement, which is characterized in that including following step
It is rapid:
S1: road surface is subjected to ground heating unit block (17) before work and is divided, wherein the area and excitation plate of heating unit
(13) area is identical；
S2: judging the property selection electromagnetic excitation heating or microwave excitation heating of the modified material of Modified Bitumen Pavement addition, if
Modified Bitumen Pavement additive is the modified materials such as soft magnetic particles, magnetite powder, active carbon, carbon nanotube, graphene, is selected
Microwave excitation mode, if when the modified materials such as Modified Bitumen Pavement additive metal, carbons, selecting electromagnetic excitation mode；
S3: when Modified Bitumen Pavement additive is that soft magnetic particles, magnetite powder, active carbon, carbon nanotube, graphene etc. are modified
When material, telescopic rod (6), which shortens, to be pulled soft-magnetic plate (7) in the interior installation box body (801) of shell (8), and magnetic permeability is low and leads
The high outside siding (802) of electric rate serves as shielding material, and excitation plate (13) is rotated around electric rotating shaft (12) to metal mounting plate
(13B) down, the metal mounting plate face (13B) is the metal material that magnetic permeability is low and conductivity is high, and microwave tube (15) is opened
The metal mounting plate face (13B) reflection of beginning work, the metal shell (8) that magnetic permeability is low and conductivity is high and excitation plate (13) is micro-
Wave, road pavement carry out microwave heating；
S4: when modified materials such as Modified Bitumen Pavement additive metal, carbons, exciting bank must be by microwave excitation Mode change
For electromagnetic excitation mode, exciting bank (4) must be changed into electromagnetic excitation by microwave excitation, and telescopic rod (6) is extended soft magnetism at this time
Property plate (7) release in box body (801) are installed, soft-magnetic plate (7) serves as permeability magnetic material, and excitation plate (13) is around electric rotating shaft (12)
Rotate 180 ° of soft magnetism material mounting plates (13A) to excitation plate (13) down, soft magnetism material mounting plate (13A) plane materiel matter
For soft magnetism material, elevating lever (11) drives excitation plate (13) to drop in the space that soft-magnetic plate (7) is surrounded, electromagnetic coil
(14) it starts to work, magnetic induction line is assembled in the soft magnetism material mounting plate face (13A) of soft-magnetic plate (7) and excitation plate (13), satisfies the need
It is heated in face；
S5: close exciting bank (4), after exciting bank (4) stops working, electric rotating shaft (12) drive excitation plate (13) by
Horizontality is rotated to vertical state, and driving motor (10) drives idler wheel (9) rotation, and idler wheel (9) is in roller mounting slot (16)
Side is mobile, and two pieces of excitation plates (13) are connected and in idler wheel (9) by elevating lever (11), driving motor (10) with idler wheel (9)
Mobile to two sides respectively along roller mounting slot (16) under traction, shield door (2) is opened；
S6: infrared video camera (5), which works, carries out infrared photography to corresponding ground heating unit block, according to infrared video camera
(5) content shot analyzes the degree of impairment of Modified Bitumen Pavement.
2. a kind of application method of infrared nondestructive failure detector for Modified Bitumen Pavement according to claim 1,
Be characterized in that: for the side wall (3) altogether there are four settings, four side walls (3) and shield door (2) constitute the bottomless closed knot of cell type
Structure.
3. a kind of application method of infrared nondestructive failure detector for Modified Bitumen Pavement according to claim 1,
Be characterized in that: the excitation plate (13) includes soft magnetism material mounting plate (13A) and metal mounting plate (13B), the soft magnetism
It is fixedly installed on material mounting plate (13A) equally distributed electromagnetic coil (14), the metal mounting plate (13B) is embedded with above
Equally distributed microwave tube (15).
4. a kind of application method of infrared nondestructive failure detector for Modified Bitumen Pavement according to claim 1,
Be characterized in that: the shield door (2) uses clamshell and material for the metal that magnetic permeability is low and conductivity is high, the metal installation
Plate (13B) is using the metal that magnetic permeability is low and conductivity is high.
5. a kind of application method of infrared nondestructive failure detector for Modified Bitumen Pavement according to claim 1,
Be characterized in that: the roller mounting slot (16), idler wheel (9), driving motor (10), elevating lever (11) and electric rotating shaft (12) are equal
It is made of the metal material that magnetic permeability is low and conductivity is high.
6. a kind of application method of infrared nondestructive failure detector for Modified Bitumen Pavement according to claim 1,
Be characterized in that: the shell (8) and telescopic rod (6) are the metal material that magnetic permeability is low and conductivity is high.
7. a kind of application method of infrared nondestructive failure detector for Modified Bitumen Pavement according to claim 1,
Be characterized in that: the soft-magnetic plate (7) is cuboid plate made of permeability magnetic material.
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