CN108677654B - A kind of regeneration method using multistage sheet pavement in-situ heat regeneration equipment - Google Patents
A kind of regeneration method using multistage sheet pavement in-situ heat regeneration equipment Download PDFInfo
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- CN108677654B CN108677654B CN201810377204.5A CN201810377204A CN108677654B CN 108677654 B CN108677654 B CN 108677654B CN 201810377204 A CN201810377204 A CN 201810377204A CN 108677654 B CN108677654 B CN 108677654B
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- 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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1004—Reconditioning or reprocessing bituminous mixtures, e.g. salvaged paving, fresh patching mixtures grown unserviceable; Recycling salvaged bituminous mixtures; Apparatus for the in-plant recycling thereof
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- Road Paving Machines (AREA)
- Road Repair (AREA)
Abstract
The invention discloses a kind of regeneration methods using multistage sheet pavement in-situ heat regeneration equipment, including steel bracket and steel pipe support, one end of steel bracket to be fixedly connected with one end of steel pipe support by several connecting rods；The top of steel pipe support is fixedly installed with burner, the right end of burner is connected with milling material lifting device, and the second air blower is equipped in steel pipe support, and steel pipe support lower end is connected with hot wind jet apparatus, the external thermally conductive steel pipe of burner, thermally conductive steel pipe are connected to the inside of steel pipe support；Steel bracket bottom end is equipped with road-surface heating plate, and road-surface heating intralamellar part is equipped with metal fiber felt, and method of the invention is heated and softened using heating method road pavement pitch twice, and by the way of multistage-combination heating and softening, every grade is all done heating and plane milling；The temperature strength of heating is reduced, plane mills very thin pitch every time；This addresses the problem primary plane millings to need temperature higher, has the problem of pitch loses activity.
Description
The present invention be submitted to State Intellectual Property Office on October 11st, 2017 application No. is 201710940739.4(mono-
Kind of multistage sheet pavement in-situ heat regeneration device and method) divisional application.
Technical field
The present invention relates to hot in-place recycling technology field, specially a kind of multistage sheet pavement in-situ heat regeneration equipment and side
Method.
Background technique
As traffic loading aggravates and increases, the requirement to road intensity is consequently increased, and is especially subject to the energy of heavy duty
Power, therefore road maintenance maintenance is also just increasingly important.The increase of traffic loading causes the abrasion, deformation, cracking on road surface etc. various
The damage of form.These damages reduce the safety of road travel, block traffic, eventually lead to traffic accident.Road
The mesh of road maintenance is, various weathers and under the conditions of, provide a safety, comfortable, straightway roadway for vehicle
Face.
My excessively existing asphalt pavement conserving reparation specifically includes that preventive maintenance, prosthetic maintenance, road surface renovation and road
Face is rebuild.Prosthetic maintenance refers to for the maintenance work of the local lesion or certain specific diseases of repairing road surface, mainly cheats
The part renovation on slot repairing and crack repairing and road surface, the maintenance work amount needed are big.Currently used construction technology has: heat
Benefit, hot reproduction repairing, emulsified asphalt injection repairing etc..
Currently, for bituminous pavement vulcanize or hot reproduction repairing technology in, open fire is mainly utilized for the heating of pitch
Heating is since it is desired that combustion oil, construction site pyrotechnics is very big, and environmental pollution is heavier, before the heating method generally used is all
Domestic is all one-time heating and plane milling, since the temperature of one-time heating is very high, leads to many pitches because temperature is excessively high
Two lose activity.
Summary of the invention
To achieve the above object, the invention provides the following technical scheme: a kind of multistage sheet pavement in-situ heat regeneration equipment,
Including vehicle body hanger, which is characterized in that the vehicle body hanger is divided into two sections, wherein one section is solid steel bracket, Ling Yiduan
One end for hollow steel pipe support, the steel bracket is fixedly connected with one end of steel pipe support by several connecting rods；It is described
The top of steel pipe support is fixedly installed with burner, and the top of the burner is equipped with old material adding mouth, the right side of the burner
End is connected with milling material lifting device, the second air blower is equipped in the steel pipe support, the steel pipe support lower end is connected with
Hot wind jet apparatus, the external thermally conductive steel pipe of burner, the thermally conductive steel pipe are connected to the inside of steel pipe support；
The steel bracket bottom end is equipped with road-surface heating plate, and the road-surface heating intralamellar part is equipped with metal fiber felt,
The upper end middle of the road-surface heating plate is equipped with ventilation shaft, and the ventilation shaft is connected with the first air blower, and described first
Air blower is connected with controller, and the controller is connected with ignitor and flame sensor, and the ignitor is located at
Both ends in road-surface heating plate, the ventilation shaft is interior to be equipped with solenoid valve, and the solenoid valve passes through controller and controls, the electromagnetism
Valve is connected with air collector, and the air collector is connected on gas tank by hand-operated valve；
The milling material lifting device includes milling wheel and milling material promotes cavity, and the milling material promotes the upper end of cavity
Left side is exported equipped with milling material, and the milling material is promoted and is equipped with milling material import on the right side of the lower end of cavity, the milling wheel installation
In the right end of milling material import, the milling material promotes upper and lower ends in cavity and is respectively fixedly mounted an idler wheel, the idler wheel it
Between to be equidistantly equipped with several cross sections by transmission band connection, on the conveyer belt be trapezoidal hopper, the milling material outlet
Be connected with old material conveyer belt, one end of the old material conveyer belt is located above old material adding mouth, the old material conveyer belt it is another
End is located at milling material outlet lower section.
As a preferred technical solution of the present invention, the steel pipe support includes tilting fixed steel pipe, and the inclination is solid
Determine to be equipped with semicircle installation cavity below one end of steel pipe, the semicircle installation cavity is fixed for installing the second air blower, the inclination
The other end of steel pipe connects hot wind steel pipe, and the outlet of the hot wind steel pipe is connected to inside hot wind jet apparatus, and the heat
Air hardening steel pipe side connects thermally conductive steel pipe, the other end connection reflux steel pipe for tilting fixed steel pipe, the reflux steel pipe connection
Inside hot wind jet apparatus.
As a preferred technical solution of the present invention, the hot wind jet apparatus includes back cavity, in the back cavity
Jet flow chamber is installed, several hot-blast spray nozzles are evenly distributed on the bottom plate of the jet flow chamber, the upper end face of the jet flow chamber connects
Hot wind steel pipe is connect, the bottom end of the back cavity is the opening contacted with road surface, and the both ends of the back cavity are equipped with baffle, the gear
Two end surfaces of plate and back cavity are in 45 ° -60 ° of angle, the upper right side connection reflux steel pipe of the back cavity.
As a preferred technical solution of the present invention, the surface of the top end surface for tilting fixed steel pipe and burner
Thermal insulation layer is installed.
As a preferred technical solution of the present invention, one end import that the thermally conductive steel pipe is located at burner internal is equipped with
Steel wire, and the thermally conductive steel pipe tilts upwards, and the thermally conductive steel pipe is equipped with a valve.
As a preferred technical solution of the present invention, the burner uses boiler type burner, is divided into fuel sleeve
With material sleeve, the fuel sleeve is installed in material sleeve, and the fuel sleeve and material sleeve are coaxially connected, described
Fuel sleeve connects with thermally conductive steel pipe.
As a preferred technical solution of the present invention, the upper end of the material sleeve is equipped with new pitch nozzle, described new
Asphalt nozzle is connected with pitch collecting tank by arc pipe, and the material sleeve right end is connected with miscellaneous material outlet, the miscellaneous material
It exports to there is a lower end inclination, and the miscellaneous material outlet is equipped with a manual switch valve.
As a preferred technical solution of the present invention, the controller is using ARM single-chip microcontroller as core processor, institute
Power supply power supply of the ARM single-chip microcontroller by 220V/50Hz is stated, and the ARM single-chip microcontroller receives the transducing signal of flame sensor,
Judge then to repeat to open ignitor without flame with the presence or absence of flame in road-surface heating plate.
In addition a kind of multistage sheet pavement in-situ heat regeneration method has also been devised in the present invention, includes the following steps:
S100, first according to the degree of aging of pavement asphalt, the operating power of the first air blower is controlled by controller, from
And the degree of gas combustion reaction in road-surface heating plate is controlled, the heat rate for generating it is different, so that road-surface heating plate
Surface temperature is different, realizes multi-step temperature heating；
S200, the second air blower is opened, the heat generated in burner is transmitted in the form of air-flow thermal conductive pipe
To hot wind steel duct, the air-flow of high-temperature is sprayed onto from the intracavitary nozzle of jet flow by road surface by the effect of air blower, carries out two
Secondary road-surface heating；
S300, the height contacted with road surface for adjusting milling wheel, to remove the milling thickness on determining road surface；
S400, milling pavement asphalt be transmitted in the old material adding mouth of burner by milling material lifting device, firing
It is heated at high temperature in burner；
Pitch after S500, high-temperature heating is layered since density is different, and sundries is located at discharging mouth region due to gravity
Domain, and after pitch has been expired in burner, from spray feed in new pitch nozzle into pitch collecting tank, sundries then passes through to be opened manually
It opens manual switch valve and exports discharge from miscellaneous material.
As a preferred technical solution of the present invention, the new pitch that the pitch collecting tank is collected into can be by pitch
Collecting tank bottom end is connected to a root canal road, and the hopper for being connected to bituminous concrete paver directly uses again.
Compared with prior art, the beneficial effects of the present invention are: the present invention using heating method road pavement pitch twice into
Row heats and softens, and wherein primary heating softening is generated heat using the conduct using metal fiber felt in burning in road-surface heating plate
Member, use in press the liquefied petroleum gas in gas tank as heat source, provide burning required air by the first air blower, pass through control
The power of device regulation air blower processed, to adjust the delivery rate of air, and then controls the temperature of heating, realizes that temperature multistage can
The heating means of regulation avoid high-temperature heating lower so that pavement asphalt loses activity；Secondary softening is using will be in burner
Heat is transmitted to steel pipe support by thermally conductive steel pipe, and by the second air blower inside steel pipe support that the heat of burner is defeated
It send to hot wind jet apparatus, to spray hot-air flow to the ground by hot wind jet apparatus, road pavement pitch realizes secondary add
Temperature softening, for the present invention by the way of multistage-combination heating and softening, every grade is all done heating and plane milling；The temperature strength of heating is dropped
Low, plane mills very thin pitch every time；This addresses the problem primary plane millings to need temperature higher, has that pitch is deactivated to ask
Topic.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is the method for the present invention flow chart.
In figure: 1- vehicle body hanger；2- steel bracket；3- steel pipe support；4- connecting rod；5- burner；6- old material adding mouth；7-
Milling material lifting device；8- hot wind jet apparatus；9- road-surface heating plate；The thermally conductive steel pipe of 10-；11- thermal insulation layer；12- steel wire；
13- valve.
The second air blower of 301-；302- tilts fixed steel pipe；303- semicircle installation cavity；304- hot wind steel pipe；305- reflux
Steel pipe；
501- fuel sleeve；502- material sleeve；503- new pitch nozzle；504- arc pipe；505- pitch collecting tank；
The miscellaneous material outlet 506-；507- manual switch valve；
701- milling wheel；702- milling material promotes cavity；The outlet of 703- milling material；704- milling material import；705- idler wheel；
706- conveyer belt；707- hopper；708- old material conveyer belt；
801- back cavity；802- jet flow chamber；803- hot-blast spray nozzle；804- opening；805- baffle；
901- metal fiber felt；902- ventilation shaft；The first air blower of 903-；904- controller；905- ignitor；
906- flame sensor；907- solenoid valve；908- air collector；909- hand-operated valve；910- gas tank.
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.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
Embodiment
As shown in Figure 1, the present invention provides a kind of technical solution: a kind of multistage sheet pavement in-situ heat regeneration equipment, including
Vehicle body hanger 1, it is two sections that the vehicle body hanger 1, which is divided to, wherein one section is solid steel bracket 2, another section is hollow steel pipe
One end of bracket 3, the steel bracket 2 is fixedly connected with one end of steel pipe support 3 by several connecting rods 4；
The top of the steel pipe support 3 is fixedly installed with burner 5, and the top of the burner 5 is equipped with old material adding mouth
6, melt for the pavement asphalt of milling to be added to burner high temperature, the right end of the burner 5 is connected with milling material and mentions
Device 7 is risen, the second air blower 301 is installed in the steel pipe support 3,3 lower end of steel pipe support is connected with hot wind jet flow dress
8 are set, 5 external thermally conductive steel pipes 10 of the burner, the thermally conductive steel pipe 10 is connected to the inside of steel pipe support 3；The present invention
By the way that the heat in burner 5 is transmitted to steel pipe support 3 by thermally conductive steel pipe 10, and pass through second inside steel pipe support 10
The heat of burner 5 is delivered to hot wind jet apparatus 8 by air blower 301, to spray heat to the ground by hot wind jet apparatus 8
General mood stream, road pavement pitch realize that secondary heating softening, one end import that the thermally conductive steel pipe 10 is located inside burner 5 are equipped with
Steel wire 12, and the thermally conductive steel pipe 10 tilts upwards, and the thermally conductive steel pipe 10 is equipped with a valve 13, steel wire 12
It is that the pitch after thawing is avoided to be splashed to by the acclivitous purpose of thermally conductive steel pipe 10 for avoiding clast from entering thermally conductive steel pipe 12
It is flow to after thermally conductive steel pipe 10 to hot wind steel pipe 304.
The steel pipe support 3 includes tilting fixed steel pipe 302, the top end surface for tilting fixed steel pipe 302 and burning
The surface of device 5 is equipped with thermal insulation layer 11, and described tilt is equipped with semicircle installation cavity 303 below the one end for fixing steel pipe 302, and described half
Circle installation cavity 303 connects hot wind steel pipe 304 for installing the second air blower 301, the other end for tilting fixed steel pipe 302,
The outlet of the hot wind steel pipe 304 is connected to inside hot wind jet apparatus 8, and the side connection of the hot wind steel pipe 304 is led
Hot steel pipe 10, the other end connection reflux steel pipe 305 for tilting fixed steel pipe 302, the reflux steel pipe 305 are connected to hot wind
Inside jet apparatus 8, the steel pipe support 3 is by tilting part of the fixed steel pipe 302 as core support, by the second air blast
Machine 301 is installed inside it, is sent heat to hot wind jet apparatus 8 by hot wind steel pipe 304, and send to hot wind jet apparatus
8 hot-air flow is back to reflux steel pipe 305 by road surface, and the steel pipe 305 that flowed back send to the fixed steel pipe 302 of inclination and carries out two
Secondary utilization.
2 bottom end of steel bracket is equipped with road-surface heating plate 9, is equipped with metallic fiber inside the road-surface heating plate 9
Felt 901, the upper end middle of the road-surface heating plate 9 are equipped with ventilation shaft 902, and the ventilation shaft 902 is connected with the first drum
Blower 903, first air blower 903 are connected with controller 904, and the controller 904 is connected with ignitor 905 and flame
Sensor 906, the ignitor 905 are located at the both ends in road-surface heating plate 9, are equipped with electricity in the ventilation shaft 902
Magnet valve 907, the solenoid valve 907 are controlled by controller 904, and the solenoid valve 907 is connected with air collector 908, the gas collection
Tank 908 is connected on gas tank 910 by hand-operated valve 909；Primary heating softening is carried out by 9 road pavement of road-surface heating plate, is adopted
Use metal fiber felt 901 in burning as fever member, use in press liquefied petroleum gas in gas tank 910 as heat source, by
Air needed for first air blower 903 provides burning, the power of air blower is regulated and controled by controller 904, to adjust air
Delivery rate, and then the temperature of heating is controlled, it realizes the heating means of temperature Multistage adjustable, avoids high-temperature heating lower so that road
Face pitch loses activity, and using ARM single-chip microcontroller as core processor, the ARM single-chip microcontroller passes through the controller 904
The power supply power supply of 220V/50Hz, after controller 904 is powered, solenoid valve 907 is opened, the operating of the first air blower 903, liquefied gas warp
Pipeline is flowed out into air collector 908 through solenoid valve 907, road surface heating plate is entered after mixing with air, at this point, controller control
Ignitor 905 processed is struck sparks, and mixture combustion, the direct road pavement of the infrared ray of sending is heated, meanwhile, flame sensor
906 signals detected are directly fed back in controller 904, if not detecting flame, system repeats to light a fire automatically, and igniting is still
It is unsuccessful, then gas electromagnetic valve 907 is turned off, work light alarm, ignitor referred herein is a portion of igniter
Point, by the ignitor of igniter as road-surface heating intralamellar part, and its switch is controlled by controller, realizes igniting.
The milling material lifting device 7 includes milling wheel 701 and milling material promotes cavity 702, and the milling material promotes chamber
Be equipped with milling material outlet 703 on the left of the upper end of body 702, the milling material promoted be equipped on the right side of the lower end of cavity 702 milling material into
Mouth 704, the milling wheel 701 are mounted on the right end of milling material import 704, and the milling material promotes upper and lower ends in cavity 702
An idler wheel 705 is respectively fixedly mounted, is connected between the idler wheel 705 by conveyer belt 706, it is equidistant on the conveyer belt 706
It is trapezoidal hopper 707 equipped with several cross sections, the milling material outlet 703 is connected with old material conveyer belt 708, and the old material passes
One end of band 708 is sent to be located at 6 top of old material adding mouth, the other end of the old material conveyer belt 708 is located under milling material outlet 703
It when milling wheel 701 operates, after pavement asphalt milling, with the rotation of milling wheel 701, is passed through milling material import 704 by side
As the trapezoidal hopper 707 being obliquely installed on conveyer belt 706 is transmitted to milling material outlet 703, when trapezoidal hopper 707 is located at
When right side, upward, when being located at left side, automatic discharging downward, is realized, by the asphalt delivery paper after road-surface milling in port for port
It on old material conveyer belt 708, and then is delivered in old material adding mouth 6, is sent into the processing of 5 high temperature melt of burner.
The hot wind jet apparatus 8 includes back cavity 801, is equipped with jet flow chamber 802, the spray in the back cavity 801
It flows and is evenly distributed with several hot-blast spray nozzles 803 on the bottom plate of chamber 802, the upper end face of the jet flow chamber 802 connects hot wind steel pipe
304, the bottom end of the back cavity 801 is the opening 804 contacted with road surface, and the both ends of the back cavity 801 are equipped with baffle 805,
Two end surfaces of the baffle 805 and back cavity 801 are in 45 ° -60 ° of angle, and the upper right side of the back cavity 801 connects reflux
Steel pipe 305, the hot-air flow transported out from hot wind steel pipe 304 sprays to road surface by the hot-blast spray nozzle 803 of jet flow chamber 802, right
Pavement asphalt carries out secondary heating softening, by the hot-air flow on road surface, due to the effect of two side baffles 805, by airflow reflux
To the back cavity 801 in 802 outside of jet flow chamber, it is delivered to reflux steel pipe 305 by back cavity 801, is delivered to from reflux steel pipe 305
It tilts and carries out secondary use inside fixed steel pipe 302.
The burner 5 uses boiler type burner, is divided into fuel sleeve 501 and material sleeve 502, the fuel sleeve
501 are installed in material sleeve 502, and the fuel sleeve 501 and material sleeve 502 are coaxially connected, the fuel sleeve 501
Connect with thermally conductive steel pipe 10；The upper end of the material sleeve 502 is equipped with new pitch nozzle 503, and the new pitch nozzle 503 passes through
Arc pipe 504 is connected with pitch collecting tank 505, and 502 right end of material sleeve is connected with miscellaneous material outlet 506, the miscellaneous material
Outlet 506 is to there is a lower end inclination, and the miscellaneous material outlet 506 is equipped with a manual switch valve 507, by fuel sleeve
501 are mounted among material sleeve 502, and the outer ring of burner is material sleeve 502, can for melting the pitch after milling
With volume greatly since the pitch after milling is separated with sundries, sundries is located at bottom end, is slowly slipped to inclined miscellaneous material outlet 506
Place, and pitch then passes through new pitch nozzle 503 and is ejected into pitch collecting tank 505.
Referring to shown in Fig. 2, a kind of multistage sheet pavement in-situ heat regeneration method is had also been devised in the present invention, including walks as follows
It is rapid:
Step S100, the work function of the first air blower is controlled by controller according to the degree of aging of pavement asphalt first
Rate, to control the degree of gas combustion reaction in road-surface heating plate, the heat rate for generating it is different, so that road-surface heating
The surface temperature of plate is different, realizes multi-step temperature heating；
Step S200, the second air blower is opened, by the heat generated in burner through thermal conductive pipe in the form of air-flow
It is transferred to hot wind steel duct, the air-flow of high-temperature is sprayed onto from the intracavitary nozzle of jet flow by road surface by the effect of air blower, into
The secondary road-surface heating of row；
Step S300, the height of milling wheel contacted with road surface is adjusted, to remove the milling thickness on determining road surface；
Step S400, the pavement asphalt of milling is transmitted in the old material adding mouth of burner by milling material lifting device,
It is heated at high temperature in burner；
Step S500, the pitch after high-temperature heating is layered since density is different, and sundries is located at discharging due to gravity
Mouth region domain, and after pitch has been expired in burner, from spray feed in new pitch nozzle into pitch collecting tank, sundries then passes through hand
Dynamic manual switch valve of opening is discharged from the outlet of miscellaneous material.
The new pitch that the pitch collecting tank is collected into can be connected to by being connected to a root canal road in pitch collecting tank bottom end
The hopper of bituminous concrete paver directly uses again.
Wherein the mode of hydraulic-driven can be used in the height adjustment of milling wheel, is existing common technology, the present invention is not
It needs to carry out special adaptations to it.And the bituminous concrete paver is uniformly to spread out asphalt referring to Baidupedia
It is layered on roadbase, and carries out the machinery of preliminary jolt ramming and leveling.It is divided to crawler type and two kinds of rubber-tyred.By drawing, pave and
Jolt ramming, ironing two parts composition.The former includes rack, power device, running gear, hopper, bin gate, drag conveyer, spiral
Spreader and driver's cabin etc..The latter includes draft arm, jolt ramming mechanism and ironing machine by screed, caliper profiler, camber tune
Save the composition such as device and heating device.
The present invention has the advantages that the present invention is heated and softened using heating method road pavement pitch twice, wherein one
Secondary heating and softening is generated heat member using metal fiber felt in the conduct of burning using in road-surface heating plate, presses gas tank in use
In liquefied petroleum gas as heat source, air needed for providing burning by the first air blower passes through controller and regulates and controls air blower
Power to adjust the delivery rate of air, and then controls the temperature of heating, realizes the heating means of temperature Multistage adjustable,
Avoid high-temperature heating lower so that pavement asphalt loses activity；Secondary softening is to pass through thermally conductive steel pipe using by the heat in burner
It is transmitted to steel pipe support, and the heat of burner is delivered to by hot wind jet flow dress by the second air blower inside steel pipe support
It sets, to spray hot-air flow to the ground by hot wind jet apparatus, road pavement pitch realizes secondary heating softening, and the present invention adopts
The mode heated and softened with multistage-combination, every grade is all done heating and plane milling；The temperature strength of heating is reduced, plane milling is very thin every time
Pitch；This addresses the problem primary plane millings to need temperature higher, has the problem of pitch loses activity.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (1)
1. a kind of regeneration method using multistage sheet pavement in-situ heat regeneration equipment, which comprises the steps of:
S100, first according to the degree of aging of pavement asphalt, the operating power of the first air blower is controlled by controller, to control
The degree of gas combustion reaction in road-surface heating plate processed, the heat rate for generating it is different, so that the surface of road-surface heating plate
Temperature is different, realizes multi-step temperature heating；
S200, the second air blower is opened, the heat generated in burner is transferred to heat thermal conductive pipe in the form of air-flow
The air-flow of high-temperature is sprayed onto road surface from the intracavitary nozzle of jet flow by the effect of air blower, carries out secondary road by wind steel duct
Face heating；
S300, the height contacted with road surface for adjusting milling wheel, to remove the milling thickness on determining road surface；
S400, milling pavement asphalt be transmitted in the old material adding mouth of burner by milling material lifting device, in burner
Inside it is heated at high temperature；
Pitch after S500, high-temperature heating is layered since density is different, and sundries is located at spout area due to gravity,
And after pitch has been expired in burner, from spray feed in new pitch nozzle into pitch collecting tank, sundries then passes through manually opened
Manual switch valve is exported from miscellaneous material and is discharged；
Wherein, the multistage sheet pavement in-situ heat regeneration equipment, including vehicle body hanger (1), the vehicle body hanger (1) are divided into two
Section, wherein one section be solid steel bracket (2), another section be hollow steel pipe support (3), the one of the steel bracket (2)
End is fixedly connected with one end of steel pipe support (3) by several connecting rods (4)；
The top of the steel pipe support (3) is fixedly installed with burner (5), and the top of the burner (5) is added equipped with old material
Mouth (6), the right end of the burner (5) are connected with milling material lifting device (7), are equipped with second in the steel pipe support (3)
Air blower (301), steel pipe support (3) lower end are connected with hot wind jet apparatus (8), and external one of the burner (5) is led
Hot steel pipe (10), the thermally conductive steel pipe (10) are connected to the inside of steel pipe support (3)；
Steel bracket (2) bottom end is equipped with road-surface heating plate (9), and metal fibre is equipped with inside the road-surface heating plate (9)
It ties up felt (901), the upper end middle of the road-surface heating plate (9) is equipped with ventilation shaft (902), and the ventilation shaft (902) is even
It is connected to the first air blower (903), first air blower (903) is connected with controller (904), controller (904) connection
There are ignitor (905) and flame sensor (906), the ignitor (905) is located at two in road-surface heating plate (9)
End, the ventilation shaft (902) is interior to be equipped with solenoid valve (907), and the solenoid valve (907) is controlled by controller (904), described
Solenoid valve (907) is connected with air collector (908), and the air collector (908) is connected to gas tank (910) by hand-operated valve (909)
On；
The milling material lifting device (7) includes that milling wheel (701) and milling material promote cavity (702), and the milling material is promoted
Milling material outlet (703) is equipped on the left of the upper end of cavity (702), the lower end right side that the milling material promotes cavity (702) is equipped with
Milling material import (704), the milling wheel (701) are mounted on the right end of milling material import (704), and the milling material promotes cavity
(702) idler wheel (705) is respectively fixedly mounted in interior upper and lower ends, is connected between the idler wheel (705) by conveyer belt (706),
It is trapezoidal hopper (707) that several cross sections are equidistantly equipped on the conveyer belt (706), and the milling material outlet (703) is even
It is connected to old material conveyer belt (708), one end of the old material conveyer belt (708) is located above old material adding mouth (6), and the old material passes
The other end of band (708) is sent to be located at below milling material outlet (703)；
The steel pipe support (3) includes tilting fixed steel pipe (302), is equipped with below described one end for tilting fixed steel pipe (302)
Semicircle installation cavity (303), the semicircle installation cavity (303) is for installing the second air blower (301), the fixed steel pipe of the inclination
(302) the other end connects hot wind steel pipe (304), and the outlet of the hot wind steel pipe (304) is connected in hot wind jet apparatus (8)
Portion, and the side of the hot wind steel pipe (304) connects thermally conductive steel pipe (10), the other end for tilting fixed steel pipe (302)
Connection reflux steel pipe (305), it is internal that the reflux steel pipe (305) is connected to hot wind jet apparatus (8)；
The hot wind jet apparatus (8) includes back cavity (801), is equipped with jet flow chamber (802), institute in the back cavity (801)
It states and is evenly distributed on the bottom plate of jet flow chamber (802) several hot-blast spray nozzles (803), the upper end face of the jet flow chamber (802) connects
It connects hot wind steel pipe (304), the bottom end of the back cavity (801) is the opening (804) contacted with road surface, the back cavity (801)
Both ends be equipped with baffle (805), two end surfaces of the baffle (805) and back cavity (801) are in 45 ° -60 ° of angle, described
Upper right side connection reflux steel pipe (305) of back cavity (801)；
The surface of the top end surface for tilting fixed steel pipe (302) and burner (5) is equipped with thermal insulation layer (11)；
The thermally conductive steel pipe (10) is located at the internal one end import of burner (5) and is equipped with steel wire (12), and described thermally conductive
Steel pipe (10) tilts upwards, and the thermally conductive steel pipe (10) is equipped with a valve (13)；
The burner (5) uses boiler type burner, is divided into fuel sleeve (501) and material sleeve (502), the fuel set
Cylinder (501) is installed in material sleeve (502), and the fuel sleeve (501) and material sleeve (502) are coaxially connected, described
Fuel sleeve (501) connects with thermally conductive steel pipe (10)；
The upper end of the material sleeve (502) is equipped with new pitch nozzle (503), and the new pitch nozzle (503) passes through curved pipe
Road (504) is connected with pitch collecting tank (505), and material sleeve (502) right end is connected with miscellaneous material outlet (506), described miscellaneous
Material outlet (506) is to there is a lower end inclination, and the miscellaneous material outlet (506) is equipped with a manual switch valve (507)；
The electricity that the controller (904) uses ARM single-chip microcontroller to pass through 220V/50Hz as core processor, the ARM single-chip microcontroller
Source power supply, and the ARM single-chip microcontroller receives the transducing signal of flame sensor (906), judge in road-surface heating plate whether
There are flame, then repeat to open ignitor without flame.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810377204.5A CN108677654B (en) | 2017-10-11 | 2017-10-11 | A kind of regeneration method using multistage sheet pavement in-situ heat regeneration equipment |
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| CN201810377204.5A CN108677654B (en) | 2017-10-11 | 2017-10-11 | A kind of regeneration method using multistage sheet pavement in-situ heat regeneration equipment |
| CN201710940739.4A CN107524070B (en) | 2017-10-11 | 2017-10-11 | A kind of multistage sheet pavement in-situ heat regeneration equipment |
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| CN201710940739.4A Division CN107524070B (en) | 2017-10-11 | 2017-10-11 | A kind of multistage sheet pavement in-situ heat regeneration equipment |
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| CN108677654B true CN108677654B (en) | 2019-06-11 |
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| CN201710940739.4A Active CN107524070B (en) | 2017-10-11 | 2017-10-11 | A kind of multistage sheet pavement in-situ heat regeneration equipment |
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| CN108435084B (en) * | 2018-03-19 | 2020-09-25 | 徐州工程学院 | Ejector in carbon tetrachloride treatment facility |
| CN108553662B (en) * | 2018-03-19 | 2020-09-01 | 徐州工程学院 | Quick laying machine of sediment in mine waste water treatment |
| CN108545502B (en) * | 2018-03-19 | 2019-12-10 | 徐州工程学院 | Manganese slag heat-insulating material combined type paving mechanism |
| CN109371783A (en) * | 2018-11-02 | 2019-02-22 | 山东畅通集团股份有限公司 | A kind of asphalt pavement on-site heat recoveryremixer |
| CN109750576B (en) * | 2019-01-23 | 2023-07-25 | 河南省第二公路工程有限公司 | Special vibration mixer for construction of large-particle-size drainage asphalt stabilized macadam base |
| CN109610278B (en) * | 2019-01-29 | 2021-01-26 | 长安大学 | High-density paving and forming method for asphalt mixture |
| CN112411316A (en) * | 2020-11-12 | 2021-02-26 | 王润枝 | Double-roller recycled asphalt concrete processing complete equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201495485U (en) * | 2009-08-07 | 2010-06-02 | 南京英达公路养护车制造有限公司 | Hot air circulation type asphalt mixture carrier belt heater |
| CN101775773B (en) * | 2010-02-06 | 2011-07-20 | 鞍山森远路桥股份有限公司 | Heated air circulation type regeneration repairing vehicle |
| CN201686927U (en) * | 2010-05-07 | 2010-12-29 | 南京英达公路养护车制造有限公司 | Bituminous pavement in-place thermal generation bitumen mixture heating vehicle |
| CN103147381B (en) * | 2013-03-26 | 2015-07-01 | 重庆交通大学 | Asphalt pavement in-place hot recycling heating device |
| KR20170003122A (en) * | 2015-06-30 | 2017-01-09 | 주식회사 경동플랜트 | Stirring device for ascon plant |
| CN105113365B (en) * | 2015-07-21 | 2017-10-27 | 吉林省嘉鹏集团有限公司 | Leveled heating rake pine and the sheet pavement in-situ heat regeneration construction method of mobile mix |
| CN106223179A (en) * | 2015-09-01 | 2016-12-14 | 陕西中土重工机械有限公司 | Road surface hot recycling machine and road surface hot reproduction construction method |
| CN205368956U (en) * | 2016-02-17 | 2016-07-06 | 陕西正得信热再生公路养护股份有限公司 | Bituminous paving hot in -Place recycling equipment |
| CN205368958U (en) * | 2016-02-20 | 2016-07-06 | 河南高远公路养护设备股份有限公司 | Bituminous mixture heating mix device that regeneration of bituminous paving heat was cared car |
| CN106192700B (en) * | 2016-07-12 | 2019-02-12 | 河北森远路桥工程有限公司 | A kind of asphalt concrete pavement in-situ heat regeneration method of low energy consumption |
| CN206385426U (en) * | 2016-12-30 | 2017-08-08 | 长安大学 | A kind of ladder power sheet pavement in-situ heat regeneration heater |
| CN207331411U (en) * | 2017-10-11 | 2018-05-08 | 北京敬一科技有限公司 | A kind of multistage sheet pavement in-situ heat regeneration equipment |
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| CN107524070B (en) | 2018-09-07 |
| CN107524070A (en) | 2017-12-29 |
| CN108677654A (en) | 2018-10-19 |
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