CN107268402A - A kind of loose machine of microwave heating rake and its microwave heating wall - Google Patents
A kind of loose machine of microwave heating rake and its microwave heating wall Download PDFInfo
- Publication number
- CN107268402A CN107268402A CN201710666390.XA CN201710666390A CN107268402A CN 107268402 A CN107268402 A CN 107268402A CN 201710666390 A CN201710666390 A CN 201710666390A CN 107268402 A CN107268402 A CN 107268402A
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- microwave heating
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- heating wall
- wall
- magnetron
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 206
- 230000005855 radiation Effects 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims description 48
- 239000003795 chemical substances by application Substances 0.000 claims description 25
- 239000002826 coolant Substances 0.000 claims description 23
- 230000001172 regenerating effect Effects 0.000 claims description 19
- 239000012634 fragment Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000008929 regeneration Effects 0.000 claims description 9
- 238000011069 regeneration method Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 abstract description 21
- 235000011613 Pinus brutia Nutrition 0.000 abstract description 21
- 241000018646 Pinus brutia Species 0.000 abstract description 21
- 239000010426 asphalt Substances 0.000 abstract description 19
- 239000000463 material Substances 0.000 abstract description 14
- 238000003303 reheating Methods 0.000 abstract description 7
- 230000032683 aging Effects 0.000 abstract description 6
- 238000004939 coking Methods 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 8
- 230000035515 penetration Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012216 screening Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
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- 239000000779 smoke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/065—Recycling in place or on the road, i.e. hot or cold reprocessing of paving in situ or on the traffic surface, with or without adding virgin material or lifting of salvaged material; Repairs or resurfacing involving at least partial reprocessing of the existing paving
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/14—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces for heating or drying foundation, paving, or materials thereon, e.g. paint
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Constitution Of High-Frequency Heating (AREA)
Abstract
The invention discloses a kind of loose machine microwave heating wall of microwave heating rake; the secondary microwave heating wall being hinged including main microwave heating wall and its both sides; two secondary microwave heating walls and main microwave heating wall; both structures are identical; some row's microwave heating components are arranged with microwave heating frame inner homogeneous; each microwave heating component includes microwave and occurs magnetron, and connection radiating guide below the microwave radiation mouth of magnetron occurs for microwave, and the lower horizontal of radiating guide sets wave transparent protection board；The microwave energy that magnetron produces 5.8GHz frequencies occurs for the microwave that the microwave in main microwave heating wall occurs in the microwave energy that magnetron produces 2.45GHz frequencies, secondary microwave heating wall.The microwave heating technique that the present invention is combined using 2.45GHz with 5.8GHz frequencies, realizes bituminous paving hot adhesion after the pitch stockpile reheating temperature raising for harrowing to have held together after pine and rake pine and heats, asphalt material is without aging, coking, efficient, environmental protection respectively.
Description
Technical field
The present invention relates to road maintenance equipment technical field, and in particular to a kind of loose machine of microwave heating rake is heated with microwave
Wall, further relates to a kind of loose machine of microwave heating rake with this microwave heating wall.
Background technology
In in-situ heat regeneration work progress, heating rake Song Jichang is placed in after many asphalt pavement heaters, main to use
The rake pine of bituminous paving after to heating and softening, forms the reworked material of soft stack.
The loose machine of existing heating rake is harrowed to bituminous paving can hold together the regeneration stockpile of 150mm~200mm thickness more than loose operation, then
Raw material temperature is general at 120 DEG C~140 DEG C, needs to carry out reheating temperature raising more, then with being spread out after new pitch compound uniform mixing
Spread, roll, using combustion oil/gas open firing, gas-fired infrared heating or diesel oil Cycling hot-blast heating more than its reheating temperature raising
Mode, reworked material heating-up temperature is difficult accurate control, easily causes the aging and coking of pitch, and work progress is more with substantial amounts of
, there is serious problem of environmental pollution in poisonous blue smoke；Bituminous paving top 10mm during the construction of existing hot reproducer on the spot~
Asphalt material temperature thick 20mm is too high (up to 200 DEG C), but only 70 DEG C of asphalt material temperature at bottom 30mm~60mm~
100 DEG C, interlayer temperature gradient is big, and near-bottom temperature is relatively low, and the destruction for easily causing grading of aggregates in milling process asphalt material (is spent
White material) excessive temperature differentials between phenomenon, and new-old pavement, it is impossible to effectively bond, easily form weak seam and weak interface；In the market substep adds
Heat, layering milling technique, unit battle line are long, and equipment room linking is complicated, and work progress thermal loss is big, wastes time and energy costly.
The content of the invention
It is an object of the invention to overcome not enough heated there is provided a kind of microwave of the prior art to harrow loose machine and its microwave
Heating pad wall, the microwave heating technique being combined using 2.45GHz frequencies and 5.8GHz frequency magnetrons, using 2.45GHz frequencies
Microwave heats pitch stockpile reheating temperature raising of the magnetron to having held together after rake pine, heat penetration 150mm~200mm, smokeless nothing
Flame, asphalt material is without aging, coking, efficient, environmental protection；Magnetron is heated to asphalt surface hot after rake pine using 5.8GHz frequency microwaves
Heating is bonded, heat penetration 75mm~80mm solves excessive temperature differentials between in the market new-old pavement, it is impossible to effectively bond, easy shape
Into weak seam and the problem of weak interface.
In order to solve the above technical problems, the invention provides a kind of loose machine microwave heating wall of microwave heating rake, its feature
It is, including main microwave heating wall and two secondary microwave heating walls for being located at main microwave heating wall or so side position respectively, two pairs
Microwave heating wall is hinged with main microwave heating wall, so that the secondary relatively main microwave heating wall of microwave heating wall realizes 90 ° of upsets；
Main microwave heating wall is identical with the structure of the secondary microwave heating wall in both sides, including microwave heating frame, microwave heating
Lower portion is evenly distributed some row's microwave heating components, and each microwave heating component includes microwave and occurs magnetron, waveguide
Connection radiating guide, the lower section water of radiating guide below the microwave radiation mouth of magnetron occur for antenna and wave transparent protection board, microwave
It is flat that wave transparent protection board is set；Magnetron, which occurs, for the microwave being assemblied in main microwave heating wall is used to produce the micro- of 2.45GHz frequencies
The microwave energy that magnetron is used to produce 5.8GHz frequencies occurs for wave energy, the microwave being assemblied in secondary microwave heating wall.
Further, magnetron occurs for microwave using water-cooled microwave magnetron, and cooling medium is water, conduction oil or cooling
Liquid.
Further, in the secondary microwave heating wall of main microwave heating wall and both sides, magnetron row occurs for the microwave of adjacent row
Put forward that sequence is identical, the drain pipe that magnetron occurs for adjacent microwave in often arranging is connected with feed tube, and cooling medium flows through feed tube
Occur magnetron to microwave with drain pipe and carry out liquid-cooled cooling.
Further, it is cold scattered using the cooling pipe progress liquid of series connection between secondary, the major and minor microwave heating wall discharged successively
Heat.
Further, be disposed with microwave shielding device in the surrounding of microwave heating wall, the microwave shielding device include from
It is interior to the choke groove shell fragment, flexible shielding link network I and flexible shielding link network II that set gradually outside.
Further, the air line distance of choke groove shell fragment to radiating guide is 40mm~50mm, and choke groove shell fragment suppresses piece
Highly it is radiating guide wavelength Xg/ 4, the air line distance of flexible shielding link network I to radiating guide is 80mm~90mm, flexible shielding
The air line distance of link network II to flexible shielding link network I is 30mm, flexible shielding link network I and flexible shielding link network II maximum mesh
Radius R is 6mm.
Further, microwave leakage detecting device, the microwave leakage detection dress are disposed with the surrounding of microwave heating wall
Put, including signal acquisition antenna, impedance matching circuit, detecting circuit, amplifying circuit and the alarm lamp being sequentially connected, signal
Impedance matching circuit is input to after the microwave signal coupling that collection antenna will leak out out, and impedance matching circuit is by the letter received
Detecting circuit number is transmitted to, the frequency band signals that detecting circuit sends non-microwave deliver to amplifying circuit after filtering off, signal is entered in amplification
It is amplified, compared, judges and result of determination signal is input in warning circuit, warning circuit with pre-set value after row processing
Alarm is decided whether according to result.
Accordingly, present invention also offers a kind of loose machine of microwave heating rake, including underpan traveling system, underpan traveling system
Driver's cabin, assistant engine, regenerative agent case, cooling system, generating set are sequentially provided with upper carrying organic frame, frame from front to back
And transformer tank, the inferoanterior of frame is provided with spike up apparatus, in the front of spike up apparatus provided with spraying device for regeneration agent, its feature
It is that spike up apparatus includes the loose device of side drag positioned at both sides and the loose device of main rake positioned at centre, and wherein the loose device of side drag is in preceding, main rake pine
Device is arranged in isosceles triangle, multigroup above-mentioned microwave heating wall, generating set and transformer is additionally provided with the lower rear of frame rear
Case provides working power for microwave heating wall.
Further, the top end face of main microwave heating wall is by telescopic tube connection frame bottom, secondary microwave heating wall
Bottom is connected by telescopic hydraulic stem with bottom of the frame, and at hydraulic stem stretching motion secondary microwave heating wall can led relatively
Microwave heating wall realizes 90 ° of upsets.
Further, cooling system provides cooling circulation for microwave heating wall, and flows through regenerative agent case and be recycled back to cooling system
System.
Compared with prior art, the beneficial effect that is reached of the present invention is：
1) microwave heating technique being combined using 2.45GHz frequencies and 5.8GHz frequency magnetrons, using 2.45GHz frequencies
Pitch stockpile reheating temperature raising of the rate microwave heating magnetron to having held together after rake pine, heat penetration 150mm~200mm, smokelessly
Nonflame, asphalt material is without aging, coking, efficient, environmental protection；Magnetron is heated to bituminous paving after rake pine using 5.8GHz frequency microwaves
Hot adhesion is heated, and heat penetration 75mm~80mm solves excessive temperature differentials between in the market new-old pavement, it is impossible to effectively bonded, easily
Form weak seam and the problem of weak interface；
2) using unique series connection liquid-cooling heat radiation technology, cooling medium is water, conduction oil or coolant, and radiating is not deposited uniformly
At dead angle, liquid temperature can be effectively controlled, improves the key componentses job stabilitys such as magnetron；And this coolant flows through regenerative agent
Case, the heat by the use of microwave generation magnetron operation release had both realized regenerative agent or heated bitumen as the thermal source of regenerative agent case
Heating, again realize microwave and occur magnetron and cool.
3) using choke groove shell fragment+flexible shielding link network multilayer screen combination, all have to high and low frequency electromagnetic field good
Good shield effectiveness；
4) microwave leakage detecting device is surrounded by microwave heating wall, can be reported when having detected microwave leakage
It is alert, improve the security of equipment.
Brief description of the drawings
Fig. 1 is the front view of the loose machine of microwave heating rake of the present invention；
Fig. 2 is the top view of the loose machine of microwave heating rake of the present invention；
Fig. 3 is the stereogram (left front 45 °) of the loose machine of microwave heating rake of the present invention；
Fig. 4 is the stereogram of the loose machine of microwave heating rake of the present invention (45 ° after right)；
Fig. 5 is the driving states figure of the loose machine of microwave heating rake of the present invention；
Fig. 6 is microwave heating wall heating net surface structure schematic diagram；
Fig. 7 is Fig. 6 A-A sectional views；
Fig. 8 is Fig. 6 B-B sectional views；
Fig. 9 is Fig. 6 C-C sectional views；
Figure 10 is water-cooled microwave magnetron structural representation；
Figure 11 is the cooling pipe structural representation of microwave magnetron of the present invention；
Figure 12 is microwave shielding device arrangement schematic diagram of the present invention；
Figure 13 is microwave flexible shielding chain net structure scheme of installation of the present invention；
Figure 14 is microwave leakage detecting device fundamental diagram of the present invention；
Figure 15 is the 2.45GHz magnetron heated asphalt road surfaces of the present invention with time temperature rise change curve；
Figure 16 is the 5.8GHz magnetron heated asphalt road surfaces of the present invention with time temperature rise change curve.
Reference：1st, underpan traveling system, 2, frame, 3, generating set, 4, transformer tank, 5, microwave heating wall, 5-
Magnetron, 5-3-1, power interface, 5-3-2, radiating sleeve, 5- occur for the 1st, microwave heating frame, 5-2, extension sleeve, 5-3, microwave
3-3, feed tube, 5-3-4, drain pipe, 5-3-5, microwave radiation mouth, 5-4, cooling pipe, 5-4-1, cooling tube I are 5-4-2, cold
But pipe II, 5-4-3, cooling tube III, 5-4-4, cooling tube IV, 5-5, radiating guide, 5-6, wave transparent protection board, 5-7, micro-wave screening
Device, 5-7-1, choke groove shell fragment, 5-7-2, flexible shielding link network I, 5-7-3, flexible shielding link network II, 5-8, microwave leakage inspection
Survey device, 5-8-1, signal acquisition antenna, 5-8-2, impedance matching circuit, 5-8-3, detecting circuit, 5-8-4, amplifying circuit, 5-
8-5, alarm lamp, 5-9, main microwave heating wall, 5-10, secondary microwave heating wall, 6, cooling system, 7, assistant engine, 8, liquid
Pressure system, 9, electrical system, 10, fuel tank, 11, water tank, 12, driver's cabin, 13, regenerative agent case, 14, spraying device for regeneration agent,
15th, spike up apparatus, the loose device of 15-1, side drag, the loose device of 15-2, main rake；
L1, adjacent waveguide antenna left-right and front-back distance, L2, wave transparent protection board to bituminous paving distance, L3, choke groove shell fragment
To the air line distance of radiating guide, L4, the air line distance of flexible shielding link network I to radiating guide, L5, flexible shielding link network I to
The air line distance of flexible shielding link network II, H, the suppression piece height of choke groove shell fragment, R, the maximum mesh half of flexible shielding link network
Footpath.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating the present invention
Technical scheme, and can not be limited the scope of the invention with this.
As shown in Figure 1 and Figure 5, the loose machine of a kind of microwave of the invention heating rake, including underpan traveling system 1, frame 2, hair
Group of motors 3, transformer tank 4, microwave heating wall 5, cooling system 6, assistant engine 7, hydraulic system 8, electrical system 9, fuel tank
10th, water tank 11, driver's cabin 12, regenerative agent case 13, spraying device for regeneration agent 14 and spike up apparatus 15；Described underpan traveling system
1 front-rear axle uses drive axle, and frame 2 is accepted on top, and possesses variable speed and all-wheel steering function, generating set 3
In the rear portion of frame 2, transformer tank 4 is provided with some groups, provided with dimension between the left and right sides of frame 2, adjacent transformers case 4
Passage is repaiied, microwave heating wall 5 is provided with three groups, is respectively positioned on the lower section of frame 2 and can vertically lift, in the middle of front wheels and rear wheels
Provided with two groups, one group is provided with after trailing wheel, cooling system 6 is provided with some groups, and positioned at the left and right sides of generating set 3, pair is started
Machine 7 is located at the front portion of frame 2, and the left side of assistant engine 7 is driver's cabin 12, and right side is water tank 11 and the hydraulic oil container of hydraulic system 8,
Electrical system 9 and fuel tank 10 are located at the right lateral side and left rear side of frame 2 respectively, and regenerative agent case 13 is located at the right front portion of frame 2
In upper plane, spike up apparatus 15 is in isosceles triangle, positioned at the lower section forefront of frame 2, by two groups of side drag pine device 15-1 and one group of main rake
Loose device 15-2 composition, side drag pine device 15-1 is preceding, and main rake pine device 15-2 is rear, before side drag pine device 15-1 and main rake pine device 15-2
Portion is equipped with spraying device for regeneration agent 14.
Every group of microwave heating wall 5 includes main microwave heating wall 5-9 and two are located at main microwave heating wall left and right sides respectively
The secondary microwave heating wall 5-10 of position, two pair microwave heating wall 5-10 and main microwave heating wall 5-9 are hinged, referring to Fig. 3 and
Shown in Fig. 4, main microwave heating wall 5-9 top is connected by extension sleeve 5-2 with the bottom of frame 2, and extension sleeve 5-2 is flexible
The terrain clearance 50mm of microwave heating wall 5~350mm regulation can be realized during motion.Secondary microwave heating wall 5-10 bottom is by can
Flexible hydraulic stem is connected with bottom of the frame, because secondary microwave heating wall 5-10 is hinged with main microwave heating wall 5-9, in hydraulic pressure
The relatively main microwave heating wall 5-9 of secondary microwave heating wall 5-10 can be made to realize 90 ° of upsets during bar stretching motion.Added by multiple microwaves
The mode of hot wall part combination, can be according to the width for being actually needed regulation heating ground.
Main microwave heating wall 5-9 is identical with the secondary microwave heating wall 5-10 in both sides structure, and as described in Fig. 6 to Fig. 9, microwave adds
Hot wall includes microwave heating frame 5-1, the microwave heating frame 5-1 top connection extension sleeve 5-2, extension sleeve 5-2
The bottom of other end connection frame 2, as shown in fig. 6, microwave heating frame 5-1 inner homogeneous is arranged with some groups of microwave heating groups
Main microwave heating wall 5-9 and the secondary microwave heating wall 5-10 in both sides length and width all same in part, the present invention, in microwave heating frame 5-
(length direction) is uniformly provided with three row's microwave heating components along the longitudinal direction inside 1, and each microwave heating component is sent out including microwave
Magnetisation keyholed back plate 5-3, radiating guide 5-5 and wave transparent protection board 5-6, microwave occur below magnetron 5-3 microwave radiation mouth 5-3-5
Radiating guide 5-5 is connected, radiating guide 5-5 lower horizontal sets wave transparent protection board 5-6 (for details, reference can be made to Fig. 7-Fig. 9).Dress
Occur the microwave energy that magnetron 5-3 is used to produce 2.45GHz frequencies assigned in the microwave in main microwave heating wall, realize to after rake pine
The pitch stockpile reheating temperature raising held together, heat penetration 150mm~200mm；It is assemblied in micro- in the secondary microwave heating wall in both sides
The microwave energy that magnetron 5-3 is used to produce 5.8GHz frequencies occurs for ripple, realizes and the hot adhesion of bituminous paving after rake pine is heated, plus
Hot depth 75mm~80mm.
In order to contrast the heating effect to bituminous paving of 2.45GHz frequency microwaves and 5.8GHz frequency microwaves, adopt respectively
Bituminous paving is heated 1~6 minute with the two microwaves, then stop heating 1 minute.Effect can be found in Figure 15 and Figure 16 institutes
Show, wherein Figure 15 be 2.45GHz frequency microwaves with time temperature rise change curve, Figure 16 is 5.8GHz frequency microwaves with the time
Temperature rise change curve.It can be seen that 2.45GHz microwaves heat road surface with being conducive to more depth；5.8GHz microwaves can
The rapid lifting pavement temperature in shorter time, and interlayer temperature gradient is small, homogeneous heating.
In the embodiment of the present invention, radiating guide 5-5 and wave transparent protection board 5-6 are used for the microwave energy of two kinds of frequencies of transmission, ripple
Lead antenna 5-5 is using 90 ° of waveguide bends, and wave transparent protection board 5-6 material is polytetrafluoroethylene (PTFE).Radiating guide 5-5 and wave transparent protection
Plate 5-6 is used for the microwave energy for transmitting 5.8GHz frequencies.Adjacent left-right and front-backs of radiating guide 5-5 in adjacent microwave heating component away from
It is 30mm~50mm from L1, wave transparent protection board 5-6 to bituminous paving is 60mm~80mm apart from L2.
When the loose machine of microwave heating rake of the present invention works, diesel oil chemical energy is changed into 220V/380V electric energy by generating set 3,
Provided with low-tension transformer, high-tension transformer and commutation diode etc. in transformer tank 4, low-tension transformer is used for microwave heating wall
The filament voltage that magnetron 5-3 provides 3.0V, the half-wave times repoussage that high-tension transformer and rectification diode are constituted occur for middle microwave
Current circuit sends the anode voltage that magnetron 5-3 provides 4.65kV to microwave, converts electrical energy into endlessly electromagnetic energy,
Electromagnetic energy is penetrated into bituminous paving medium by radiating guide 5-5 and wave transparent protection board 5-6 media with transmission in the form of ripple
Portion, makes dielectric loss and generates heat, and shows as the rise of bituminous paving temperature.The smokeless nonflame of this microwave heating process, pitch without aging,
Coking phenomenon, solving traditional infrared and Hot-blast Heating mode easily burned bituminous paving causes environmental pollution and pavement performance to decline
Problem.
Microwave occurs magnetron and easily operationally generates heat and damage, and need to cool down processing, and then magnetic occurs for microwave
Keyholed back plate 5-3 is using water-cooled microwave magnetron in the prior art, and in detail as shown in Figure 10, top is provided with power interface 5-3- to its structure
1, bottom is microwave transmissive openings 5-3-5, and radiating sleeve 5-3-2, radiating sleeve 5-3-2 side wall are provided with the middle cylinder portion of magnetron
On be communicated with feed tube 5-3-3 and drain pipe 5-3-4, with microwave magnetron 5-3 internally provided with vacuum pipe interference occurs for radiating sleeve 5-3-2
Coordinate, feed tube 5-3-3 and above and below drain pipe 5-3-4, left and right are staggered, the feed tube 5- that the cooling medium of low temperature passes through low liquid level
3-3 enters, and the cooling medium of high temperature is flowed out by the drain pipe 5-3-4 of high level.
The cooling pipe of whole microwave heating wall is as shown in figure 11, for single main microwave heating wall 5-9 or secondary microwaves
For heating pad wall 5-10, the drain pipe 5-3-4 that magnetron 5-3 occurs for adjacent microwave in often arranging is connected with feed tube 5-3-3, phase
The microwave generation magnetron 5-3 discharge orders of neighbour row are identical, i.e. the drain pipe of magnetrons occurs for all microwaves in side of adjacent row
5-3-4 is connected, corresponding, and all feed tube 5-3-3 of opposite side are connected.As can be known from Fig. 11, secondary microwave heating wall 5-
In 10, the feed tube 5-3-3 that magnetron 5-3 occurs for three row's microwaves positioned at microwave heating frame 5-1 rears is connected, accordingly
, the drain pipe 5-3-4 that magnetron occurs for three row's microwaves positioned at front is connected, for main microwave heating wall 5-9, position
The feed tube that magnetron occurs for three row's microwaves in front of microwave heating frame is connected, and accordingly, three rows being located behind are micro-
The drain pipe that magnetron occurs for ripple is connected.
In order that the cooling effect connection of whole microwave heating wall, cooling pipe 5- is introduced in microwave heating frame edge
4.Describe for convenience, from the point of view of the loose machine direction of advance of microwave heating rake, by the secondary microwave on the left of main microwave heating wall 5-9
Heating pad wall 5-10 is abbreviated as the secondary microwave heating wall in left side, and accordingly, the secondary microwave on the right side of main microwave heating wall 5-9 is heated
Wall 5-10 is abbreviated as the secondary microwave heating wall in right side.Cooling pipe 5-4 includes the secondary row's microwave of microwave heating wall rear three in connection left side
Three row's microwaves generation magnetron in front of the secondary microwave heating wall in the cooling pipe I5-4-1 of the feed tube of generation magnetron, even left side
The cooling pipe II5-4-2 of the feed tube of magnetron occurs for three row's microwaves in front of drain pipe and main microwave heating wall, and connection master is micro-
The row's microwave of Wave heating wall rear three occurs the secondary row's microwave of microwave heating wall rear three of the drain pipe of magnetron and right side and occurs magnetic control
Magnetron occurs for three row's microwaves in front of the cooling pipe III5-4-3 of the feed tube of pipe, and the secondary microwave heating wall in connection right side
The cooling pipe IV5-4-4 of drain pipe.Coolant is provided by cooling system 6 recited above, and cooling medium can use water, heat conduction
Oil or automobile engine coolant, user can select suitable cooling medium according to actual conditions.Water is applied to environment temperature
More than 10 degrees Celsius occasions.Conduction oil is applied to the auxiliary heating occasion of vehicle-mounted regenerative agent.Automobile engine is main with coolant
Suitable for north cold area, it is therefore an objective to prevent that cooling medium freezes caused by environment temperature is too low, triggers cooling failure to make
Into component damage, it is impossible to normal work.Cooling medium flows according to arrow direction indication in Figure 11, i.e. cooling medium is from cooling
Pipe I5-4-4 enters three row's microwaves in the secondary microwave heating wall in left side and occurs the feed tube of magnetron, and cooling medium is from the secondary microwave in left side
The rear of heating pad wall connects the front of secondary microwave heating wall on the left of runner always, is flowed out from drain pipe through cooling tube II5-4-2
The feed tube of magnetron occurs into the main row's microwave of microwave heating wall three, warp is being flowed out from the drain pipe at main microwave heating wall rear
Cooling tube III5-4-3 enters the feed tube at the secondary microwave heating wall rear in right side, finally goes out in front of the secondary microwave heating wall in right side
Liquid pipe outflow is flowed back in cooling system 6 through cooling tube IV5-4-4.That is secondary, the major and minor microwave heating wall discharged successively it
Between using series connection cooling pipe carry out liquid-cooling heat radiation.
Water cooling method system architecture is simply compact, and be easy to install and maintain maintenance, can effectively solve wind-cooling heat dissipating
Dead angle is uniformly not present in the problems such as mode poor cooling performance and Duct design processing difficulties, radiating, can effectively control cooling medium
Temperature, improve the key componentses job stability such as magnetron.
In order to obtain good micro-wave screening effect, protected using flexible shielding link network+choke groove shell fragment multilayer screen body
Design.Microwave shielding device 5-7, referring to shown in Fig. 7-Fig. 9 and Figure 12, the microwave are arranged in the surrounding of microwave heating wall 5
Screening arrangement 5-7 is made up of choke groove shell fragment 5-7-1, the 5-7-2 of flexible shielding link network I, the 5-7-3 of flexible shielding link network II, chokes
Groove shell fragment 5-7-1 has four groups, is respectively positioned on the 5-7-2 of flexible shielding link network I inner side, serves as the first layer protection of microwave leakage, its
Air line distance L3 to radiating guide 5-5 is 40mm~50mm, and it is radiating guide 5-5 that choke groove shell fragment 5-7-1, which suppresses piece height H,
Wavelength Xg/ 4, the 5-7-2 of flexible shielding link network I are fixed on the surrounding of microwave heating wall 5 by several bolt annulars, and it is to waveguide
Antenna 5-5 air line distance L4 is 80mm~90mm, and the 5-7-3 of flexible shielding link network II is located at the outer of the 5-7-2 of flexible shielding link network I
Side, the surrounding of microwave heating wall 5 is fixed on by several bolt annulars, its to the 5-7-2 of flexible shielding link network I air line distance
L5 be 30mm, the 5-7-2 of flexible shielding link network I and the 5-7-3 of flexible shielding link network II maximum web pore radius R for 6mm (referring to Figure 13
It is shown), after flexible shielding link network+choke groove shell fragment multilayer screen combination, the microwave of 5cm positions is let out on the outside of microwave heating wall
Leakage quantity can be controlled in 2mW/cm2Within, obtain good micro-wave screening effect.
In addition, the security in order to improve each element in microwave heating wall, microwave is disposed with the surrounding of microwave heating wall 5
Leak detecting device 5-8, described microwave leakage detecting device 5-8, by be sequentially connected signal acquisition antenna 5-8-1, impedance
Match circuit 5-8-2, detecting circuit 5-8-3, amplifying circuit 5-8-4 and alarm lamp 5-8-5 compositions, physical circuit is referring to figure
Shown in 14.Impedance matching circuit includes the electric capacity C1 and inductance L1 of series connection, in electric capacity C1 and inductance L1 node series inductance L2
Ground connection.Detecting circuit includes the wave filter that comparator U1 is constituted, and amplifying circuit includes the comparator that comparator U2 is constituted, and this belongs to
Prior art, physical circuit schematic diagram can be found in Figure 14.When this microwave leakage detecting device works, signal acquisition antenna 5-8-1
After the microwave signal coupling that will leak out out it is input to impedance matching circuit 5-8-2, impedance matching circuit 5-8-2 will be received
Signal is transmitted to detecting circuit 5-8-3, and the frequency band signals that detecting circuit 5-8-3 sends non-microwave deliver to amplifying circuit 5- after filtering off
8-4, amplifying circuit 5-8-4 are carried out after the signal of reception is handled with pre-set value (detecting circuit 5-8-3 output valve)
Amplify, compare, judge and result of determination signal is input in warning circuit 5-8-5, warning circuit 5-8-5 is determined according to result
Whether alarm, if amplifying circuit 5-8-4 monitoring result has reached default gate valve value, warning circuit 5-8-5 is carried out
Police instruction, otherwise will not alarm.
Further, the regenerative agent or heated bitumen in the regenerative agent case 13 of the loose machine of microwave heating rake are circulated using conduction oil
Mode of heating, i.e. cooling system 6 are that microwave heating wall 5 provides cooling circulation, and cooling medium flows through regenerative agent case and is recycled back to
Cooling system.The heat that magnetron 5-3 operations release occurs for microwave can be made by heat conduction oil circuit piping introducing regenerative agent case 13
For thermal source, the heating of regenerative agent or heated bitumen had both been realized, microwave is realized again and occurs cooling for magnetron 5-3.
The spraying device for regeneration agent 14 of the loose machine of microwave heating rake is responsible for the appropriate sprinkling regenerative agent of sprinkling or heated bitumen is adding
On bituminous paving after thermal softening, fountain height is the 1%~2% of reworked material total amount, after spike up apparatus 15 is responsible for heating and softening
Old asphalt pavement carry out rake pine, disposable loose depth 75mm~80mm of rake, and form a trapezoidal ridge shape regeneration stockpile, stockpile
Highly it is 150mm~200mm, bottom width 1000mm~1300mm, pavement temperature is not less than 120 DEG C after rake is loose.
The loose machine of microwave heating rake of the present invention coordinates to be used after many bituminous surface microwave heating machines, after heating and softening
Old asphalt pavement carries out disposable rake pine, and its operation principle is as follows：Driver enters in driver's cabin 12, starts microwave heating rake pine
The generating set 3 and assistant engine 7 of machine, under the driving of underpan traveling system 1, general 3m/min of operating speed or so, to heating
Old asphalt pavement after softening carries out disposable rake pine, the loose depth 75mm~80mm of rake, and forms a trapezoidal ridge shape reworked material
Heap, material stack height is 150mm~200mm, bottom width 1000mm~1300mm, and pavement temperature is not less than 120 DEG C after rake is loose.Adjust
It is 50mm~70mm to save the terrain clearance of microwave heating wall 5, is that microwave heating wall 5 provides work by generating set 3 and transformer tank 4
Power supply, pitch stockpile reheating temperature raising of the magnetron to having held together after rake pine, heat penetration are heated using 2.45GHz frequency microwaves
150mm~200mm, smokeless nonflame, asphalt material is without aging, coking, efficient, environmental protection；Magnetic control is heated using 5.8GHz frequency microwaves
Pipe is heated to bituminous paving hot adhesion after rake pine, and heat penetration 75mm~80mm solves temperature difference mistake between in the market new-old pavement
Greatly, it is impossible to effectively bond, easily form weak seam and the problem of weak interface.Microwave heating wall 5 easily operationally generates heat and damaged, and opens
Dynamic cooling system 6 provides cooling medium and circulated, and cools down processing to magnetron in microwave heating wall, and by heat conduction
Oil circuit piping is incorporated into regenerative agent case 13, has both realized the heating of regenerative agent or heated bitumen, and microwave is realized again and occurs magnetic
Keyholed back plate 5-3's cools.The problems such as efficiently solving wind-cooling heat dissipating mode poor cooling performance and Duct design processing difficulties, dissipates
It is hot that dead angle is uniformly not present, the temperature of cooling medium can be effectively controlled, improves the key componentses job stabilitys such as magnetron.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and modification can also be made, these improvement and modification
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of loose machine microwave heating wall of microwave heating rake, it is characterized in that, including main microwave heating wall and two are located at respectively
The secondary microwave heating wall of main microwave heating wall or so side position, two secondary microwave heating walls are hinged with main microwave heating wall, with
The relatively main microwave heating wall of secondary microwave heating wall is set to realize 90 ° of upsets；
Main microwave heating wall is identical with the structure of the secondary microwave heating wall in both sides, including microwave heating frame, microwave heating frame
Inner homogeneous is arranged with some row's microwave heating components, and each microwave heating component includes microwave and occurs magnetron, radiating guide
With wave transparent protection board, connection radiating guide below the microwave radiation mouth of magnetron occurs for microwave, and the lower horizontal of radiating guide is set
Put wave transparent protection board；The microwave energy that magnetron is used to produce 2.45GHz frequencies occurs for the microwave being assemblied in main microwave heating wall,
The microwave energy that magnetron is used to produce 5.8GHz frequencies occurs for the microwave being assemblied in secondary microwave heating wall.
2. a kind of loose machine microwave heating wall of microwave heating rake according to claim 1, it is characterized in that, magnetic control occurs for microwave
Pipe uses water-cooled microwave magnetron, and cooling medium is water, conduction oil or coolant.
3. a kind of loose machine microwave heating wall of microwave heating rake according to claim 2, it is characterized in that, in the heating of main microwave
In the secondary microwave heating wall of wall and both sides, the microwave generation magnetron discharge order of adjacent row is identical, adjacent microwave generation in often arranging
The drain pipe of magnetron is connected with feed tube, and cooling medium flows through feed tube and drain pipe and microwave occurs magnetron progress liquid
Cold type cools.
4. a kind of loose machine microwave heating wall of microwave heating rake according to claim 3, it is characterized in that, discharge successively
Liquid-cooling heat radiation is carried out using the cooling pipe of series connection between secondary, major and minor microwave heating wall.
5. a kind of loose machine microwave heating wall of microwave heating rake according to claim 1, it is characterized in that, in microwave heating wall
Surrounding be disposed with microwave shielding device, it is choke groove shell fragment that the microwave shielding device includes setting gradually from inside to outside, soft
Property shielding link network I and flexible shielding link network II.
6. a kind of loose machine microwave heating wall of microwave heating rake according to claim 5, it is characterized in that, choke groove shell fragment is extremely
The air line distance of radiating guide is 40mm ~ 50mm, and it is highly radiating guide wavelength X that choke groove shell fragment, which suppresses piece,g/ 4, flexible shielding
The air line distance of link network I to radiating guide is 80mm ~ 90mm, the air line distance of flexible shielding link network II to flexible shielding link network I
For 30mm, the maximum web pore radius R of flexible shielding link network I and flexible shielding link network II is 6mm.
7. a kind of loose machine microwave heating wall of microwave heating rake according to claim 1, it is characterized in that, in microwave heating wall
Surrounding be disposed with microwave leakage detecting device, the microwave leakage detecting device, including be sequentially connected signal acquisition antenna,
Impedance matching circuit, detecting circuit, amplifying circuit and alarm lamp, the microwave signal coupling that signal acquisition antenna will leak out out
Impedance matching circuit is input to after conjunction, received signal is transmitted to detecting circuit by impedance matching circuit, and detecting circuit will be non-micro-
The frequency band signals that ripple is sent deliver to amplifying circuit after filtering off, amplification is amplified with pre-set value after signal is handled, compared
Compared with, judge and result of determination signal is input in warning circuit, warning circuit decides whether alarm according to result.
8. carried on a kind of loose machine of microwave heating rake, including underpan traveling system, underpan traveling system in organic frame, frame in the past
Driver's cabin, assistant engine, regenerative agent case, cooling system, generating set and transformer tank, the inferoanterior of frame are sequentially provided with backward
Provided with spike up apparatus, spraying device for regeneration agent is provided with the front of spike up apparatus, it is characterized in that, spike up apparatus includes being located at both sides
The loose device of side drag and positioned at the loose device of middle main rake, the wherein loose device of side drag is preceding, and the main loose device of rake is rear, and both are in isosceles triangle row
Row, the microwave heating wall described in multigroup any one of claim 1-7, generating set and transformer are additionally provided with the lower rear of frame
Case provides working power for microwave heating wall.
9. a kind of loose machine of microwave heating rake according to claim 8, it is characterized in that, the top end face of main microwave heating wall passes through
Telescopic tube connection frame bottom, the bottom of secondary microwave heating wall is connected by telescopic hydraulic stem with bottom of the frame, in liquid
The relatively main microwave heating wall of secondary microwave heating wall can be made to realize 90 ° of upsets during depression bar stretching motion.
10. a kind of loose machine of microwave heating rake according to claim 8, it is characterized in that, cooling system carries for microwave heating wall
Cooling is but circulated, and is flowed through regenerative agent case and be recycled back to cooling system.
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| CN108252189A (en) * | 2018-03-13 | 2018-07-06 | 安徽工程大学 | A kind of asphalt road surface by microwave heating in-situ heat regeneration device and method |
| CN110004811A (en) * | 2019-04-29 | 2019-07-12 | 长安大学 | A kind of hot air heating apparatus and its method for heating and controlling of tandem bituminous pavement |
| CN110318755A (en) * | 2019-06-13 | 2019-10-11 | 太原理工大学 | A kind of method and apparatus that coal column is left in the residual exploiting field of microwave heating uplink fracturing |
| CN111501484A (en) * | 2020-04-23 | 2020-08-07 | 江苏集萃道路工程技术与装备研究所有限公司 | Heating device for giving consideration to secondary temperature raising and pavement thermal connection of asphalt mixture |
| CN111676774A (en) * | 2020-05-08 | 2020-09-18 | 江苏集萃道路工程技术与装备研究所有限公司 | Remixer |
| CZ309008B6 (en) * | 2020-12-15 | 2021-11-18 | FUTTEC a.s. | Method of repairing asphalt surfaces and the equipment for this |
| CN114508033A (en) * | 2022-03-21 | 2022-05-17 | 杜艳军 | Microwave heating wall and heating method thereof |
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| CN108252189A (en) * | 2018-03-13 | 2018-07-06 | 安徽工程大学 | A kind of asphalt road surface by microwave heating in-situ heat regeneration device and method |
| CN108252189B (en) * | 2018-03-13 | 2023-06-06 | 安徽工程大学 | Microwave heating asphalt pavement in-situ heat regeneration device and method |
| CN110004811A (en) * | 2019-04-29 | 2019-07-12 | 长安大学 | A kind of hot air heating apparatus and its method for heating and controlling of tandem bituminous pavement |
| CN110318755A (en) * | 2019-06-13 | 2019-10-11 | 太原理工大学 | A kind of method and apparatus that coal column is left in the residual exploiting field of microwave heating uplink fracturing |
| CN111501484A (en) * | 2020-04-23 | 2020-08-07 | 江苏集萃道路工程技术与装备研究所有限公司 | Heating device for giving consideration to secondary temperature raising and pavement thermal connection of asphalt mixture |
| CN111676774A (en) * | 2020-05-08 | 2020-09-18 | 江苏集萃道路工程技术与装备研究所有限公司 | Remixer |
| CN111676774B (en) * | 2020-05-08 | 2021-08-24 | 江苏集萃道路工程技术与装备研究所有限公司 | Remixer |
| CZ309008B6 (en) * | 2020-12-15 | 2021-11-18 | FUTTEC a.s. | Method of repairing asphalt surfaces and the equipment for this |
| WO2022130079A1 (en) | 2020-12-15 | 2022-06-23 | FUTTEC a.s. | Method of repairing bitumen surfaces and device for carrying out this method |
| CN114508033A (en) * | 2022-03-21 | 2022-05-17 | 杜艳军 | Microwave heating wall and heating method thereof |
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Denomination of invention: A microwave heating rake loosening machine and its microwave heating wall Effective date of registration: 20231124 Granted publication date: 20220628 Pledgee: Bank of Jiangsu Co.,Ltd. Xuzhou Economic Development Zone sub branch Pledgor: JIANGSU JITRI ROAD ENGINEERING TECHNOLOGY AND EQUIPMENT RESEARCH INSTITUTE Co.,Ltd. Registration number: Y2023980067158 |