CN108677654A - 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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- CN108677654A CN108677654A CN201810377204.5A CN201810377204A CN108677654A CN 108677654 A CN108677654 A CN 108677654A CN 201810377204 A CN201810377204 A CN 201810377204A CN 108677654 A CN108677654 A CN 108677654A
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- steel pipe
- milling
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- burner
- pitch
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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
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 by several connecting rods with one end of steel pipe support；The top of steel pipe support is 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 heat conduction steel pipe of burner, heat conduction fastener for connection is in 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 mode of heating 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, digs the very thin pitch of milling every time；This addresses the problem primary plane millings to need temperature higher, has the problem of pitch loses activity.
Description
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 technology
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 repair 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.
I includes mainly at excessively existing asphalt pavement conserving reparation：Preventive maintenance, prosthetic maintenance, road surface renovation and road
Face is rebuild.Prosthetic maintenance refers to mainly being cheated for the maintenance work of the local lesion or certain specific diseases of repairing road surface
Slot is repaired and the part renovation on 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 paving vulcanize or hot reproduction repairing technology in, for pitch heating mainly utilize open fire
Heating is since it is desired that combustion oil, construction site pyrotechnics is very big, and environmental pollution is heavier, before general heating method 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.
Invention content
To achieve the above object, the present invention provides the following technical solutions：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
For hollow steel pipe support, one end of the steel bracket is fixedly connected with one end of steel pipe support by several connecting rods；
The top of the steel pipe support is installed with burner, and the top of the burner is equipped with old material adding mouth, institute
The right end for stating burner is connected with milling material lifting device, and the second air blower, the steel pipe branch are equipped in the steel pipe support
Frame lower end is connected with hot wind jet apparatus, and the external heat conduction steel pipe of burner, the heat conduction fastener for connection is in steel pipe branch
The inside of frame；
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 is controlled by controller, the electromagnetism
Valve is connected with air collector, and the air collector is connected to by hand-operated valve on gas tank；
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 transmitting 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 kind of 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 heat conduction steel pipe, the other end connection reflux steel pipe for tilting fixed steel pipe, the reflux fastener for connection
Inside hot wind jet apparatus.
As a kind of 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 kind of preferred technical solution of the present invention, the surface of the top end surface and burner for tilting fixed steel pipe
Thermal insulation layer is installed.
As a kind of preferred technical solution of the present invention, one end import that the heat conduction steel pipe is located at burner internal is equipped with
Steel wire, and the heat conduction steel pipe tilts upwards, sets that there are one valves on the heat conduction steel pipe.
As a kind of 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 heat conduction steel pipe.
As a kind of 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 sets that there are one manual switch valves in the miscellaneous material outlet.
As a kind of preferred technical solution of the present invention, the controller is using ARM microcontrollers as core processor, institute
Power supply power supply of the ARM microcontrollers by 220V/50Hz is stated, and the ARM microcontrollers receive the transducing signal of flame sensor,
Judge to whether there is flame in road-surface heating plate, then repeats to open ignitor without flame.
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, keep the heat rate that it is generated 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 by thermal conductive pipe in the form of air-flow
To hot wind steel duct, the air-flow of high-temperature is sprayed onto from the nozzle of jet flow intracavitary 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 go to determine the milling thickness on 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 to pitch collecting tank in new pitch nozzle, sundries then by opening manually
It opens manual switch valve and exports discharge from miscellaneous material.
As a kind of 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 pipeline, and the hopper for being connected to bituminous concrete paver directly uses again.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention using mode of heating 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 presses the liquefied petroleum gas in gas tank as heat source, provides the air needed for burning by the first air blower, pass through control in using
The power of device regulation and control 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 and control 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 heat conduction 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 earthward spray hot-air flow 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
It is low, the very thin pitch of milling is dug every time；This addresses the problem primary plane millings to need temperature higher, has that pitch is deactivated to ask
Topic.
Description of the drawings
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 hangers；2- steel brackets；3- steel pipe supports；4- connecting rods；5- burners；6- old material adding mouths；7-
Milling material lifting device；8- hot wind jet apparatus；9- road-surface heating plates；10- heat conduction steel pipes；11- thermal insulation layers；12- steel wires；
13- valves.
The second air blowers of 301-；302- tilts fixed steel pipe；303- semicircle installation cavitys；304- hot wind steel pipes；305- flows back
Steel pipe；
501- fuel sleeves；502- material sleeves；503- new pitch nozzles；504- arc pipes；505- pitch collecting tanks；
The miscellaneous material outlets 506-；507- manual switch valves；
701- milling wheels；702- milling materials promote cavity；703- milling materials export；704- milling material imports；705- idler wheels；
706- conveyer belts；707- hoppers；708- old material conveyer belts；
801- back cavities；802- jet flow chambers；803- hot-blast spray nozzles；804- is open；805- baffles；
901- metal fiber felts；902- ventilation shafts；The first air blowers of 903-；904- controllers；905- ignitors；
906- flame sensors；907- solenoid valves；908- air collectors；909- hand-operated valves；910- gas tanks.
Specific implementation mode
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 describes, 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, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present 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 express or implicitly include one or more this feature.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 holder 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 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 carries
Device 7 is risen, the second air blower 301 is installed in the steel pipe support 3,3 lower end of the steel pipe support is connected with hot wind jet flow dress
8 are set, 5 external heat conduction steel pipes 10 of the burner, the heat conduction 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 heat conduction 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 earthward spray heat by hot wind jet apparatus 8
General mood stream, road pavement pitch realize that secondary heating softening, one end import that the heat conduction steel pipe 10 is located inside burner 5 are equipped with
Steel wire 12, and the heat conduction steel pipe 10 tilts upwards, sets that there are one valve 13, steel wires 12 on the heat conduction steel pipe 10
It is that the pitch after thawing is avoided to be splashed to by 10 acclivitous purpose of heat conduction steel pipe for avoiding clast from entering heat conduction steel pipe 12
It is flow to after heat conduction 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 is described to tilt the other end connection hot wind steel pipe 304 for fixing steel pipe 302 for installing the second air blower 301,
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 fixes the part that steel pipe 302 is used as core support by inclination, 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, is sent to the fixed steel pipe 302 of inclination through the steel pipe 305 that flows back and carries out two
Secondary utilization.
2 bottom end of the steel bracket is equipped with road-surface heating plate 9, and metallic fiber is equipped with inside the road-surface heating plate 9
The upper end middle of felt 901, the road-surface heating plate 9 is equipped with ventilation shaft 902, and the ventilation shaft 902 is connected with the first drum
Wind turbine 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, electricity are equipped 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 to by hand-operated valve 909 on gas tank 910；Primary heating softening is carried out by 9 road pavement of road-surface heating plate, is adopted
Metal fiber felt 901 is used to press the liquefied petroleum gas in gas tank 910 as heat source as fever member, in using in burning, by
First air blower 903 provides the air needed for 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 microcontrollers as core processor, the ARM microcontrollers pass 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
It in pipeline to air collector 908, is flowed out through solenoid valve 907, road surface heating plate is entered after being mixed with air, at this point, controller control
Ignitor 905 processed is struck sparks, and mixture combustion, the direct road pavement of infrared ray sent out is heated, meanwhile, flame sensor
Directly feedback is in controller 904 for 906 signals detected, 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 on the left of the upper end of body 702 and export 703, 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 by conveyer belt 706 between the idler wheel 705, on the conveyer belt 706 equidistantly
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 after pavement asphalt milling, with the rotation of milling wheel 701, is passed through milling material import 704 by side when milling wheel 701 operates
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, and jet flow chamber 802, the spray are equipped 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, the upper right side connection reflux of the back cavity 801
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 shields 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 302 inside of fixed steel pipe and carries out secondary use.
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 is coaxially connected with material sleeve 502, the fuel sleeve 501
Connect with heat conduction 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 sets that there are one manual switch valves 507 to there is a lower end inclination in the miscellaneous material outlet 506, 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 detached with sundries, sundries is located at bottom end, is slowly slipped to inclined miscellaneous material outlet 506
Place, and pitch is then ejected into pitch collecting tank 505 by new pitch nozzle 503.
With reference to shown in Fig. 2, a kind of multistage sheet pavement in-situ heat regeneration method has also been devised in the present invention, including walks as follows
Suddenly：
Step S100, the work work(of the first air blower is controlled by controller according to the degree of aging of pavement asphalt first
Rate keeps the heat rate that it is generated different so that road-surface heating to control the degree of gas combustion reaction in road-surface heating plate
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 by 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 by road surface from the nozzle of jet flow intracavitary by the effect of air blower, into
The secondary road-surface heating of row；
Step S300, the height contacted with road surface for adjusting milling wheel, to go to determine the milling thickness on road surface；
Step S400, the pavement asphalt of milling is transmitted to by milling material lifting device in the old material adding mouth of burner,
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 to pitch collecting tank in new pitch nozzle, sundries then passes through hand
Dynamic manual switch valve of opening exports discharge from miscellaneous material.
The new pitch that the pitch collecting tank is collected into can be connected to by being connected to a pipeline in pitch collecting tank bottom end
The hopper of bituminous concrete paver directly uses again.
Wherein the height of milling wheel adjusts the mode that hydraulic-driven can be used, and 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 with reference to Baidupedia
It is layered on roadbase, and carries out the machinery of preliminary jolt ramming and leveling.It is divided to two kinds of crawler type and rubber-tyred.By drawing, pave and
Jolt ramming, ironing two parts composition.The former includes rack, power plant, 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 compositions such as device and heating device.
The advantage of the invention is that：The present invention is heated and softened using mode of heating road pavement pitch twice, wherein one
Secondary heating and softening is generated heat member in the conduct of burning using metal fiber felt using in road-surface heating plate, and gas tank is pressed in use
In liquefied petroleum gas as heat source, provide the air needed for burning by the first air blower, pass through controller and regulate and control 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 heat conduction 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 earthward spray hot-air flow by hot wind jet apparatus, road pavement pitch realizes that secondary heating softening, the present invention are adopted
The mode heated and softened with multistage-combination, every grade is all done heating and plane milling；The temperature strength of heating is reduced, it is very thin to dig milling 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 of 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
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements 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 is characterized in that include 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, to control
The degree of gas combustion reaction in road-surface heating plate processed keeps the heat rate that it is generated 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 by thermal conductive pipe in the form of air-flow
The air-flow of high-temperature is sprayed onto road surface from the nozzle of jet flow intracavitary by the effect of air blower, carries out secondary road by wind steel duct
It heats in face；
S300, the height contacted with road surface for adjusting milling wheel, to go to determine the milling thickness on 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 to pitch collecting tank in new pitch nozzle, sundries is then by 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 installed with burner (5), and the top of the burner (5) is added equipped with old material
The right end of mouth (6), the burner (5) is connected with milling material lifting device (7), and second is equipped 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 heat conduction 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)
Felt (901) is tieed up, 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) to be 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 milling wheel (701) and milling material promotes cavity (702), and the milling material is promoted
It is equipped with milling material on the left of the upper end of cavity (702) and exports (703), 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
(701) idler wheel (705) is respectively fixedly mounted in interior upper and lower ends, is connected by conveyer belt (706) between the idler wheel (705),
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) fix steel pipe for installing the second air blower (301), the inclination
(302) outlet of other end connection hot wind steel pipe (304), the hot wind steel pipe (304) is connected in hot wind jet apparatus (8)
Portion, and the side connection heat conduction steel pipe (10) of the hot wind steel pipe (304), 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), and jet flow chamber (802), institute are equipped in the back cavity (801)
It states and is evenly distributed with several hot-blast spray nozzles (803) on the bottom plate of jet flow chamber (802), the upper end face of the jet flow chamber (802) connects
Hot wind steel pipe (304) is connect, 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
The upper right side connection reflux steel pipe (305) of back cavity (801)；
The surface of the top end surface and burner (5) for tilting fixed steel pipe (302) is equipped with thermal insulation layer (11)；
The heat conduction steel pipe (10) is located at the internal one end import of burner (5) and is equipped with steel wire (12), and the heat conduction
Steel pipe (10) tilts upwards, sets that there are one valves (13) on the heat conduction steel pipe (10)；
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 heat conduction 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) sets that there are one manual switch valves (507) to there is a lower end inclination on the miscellaneous material outlet (506)；
The controller (904) uses the electricity that ARM microcontrollers pass through 220V/50Hz as core processor, the ARM microcontrollers
Source powers, and the ARM microcontrollers receive the transducing signal of flame sensor (906), judge in road-surface heating plate whether
There are flames, 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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| CN201710940739.4A CN107524070B (en) | 2017-10-11 | 2017-10-11 | A kind of multistage sheet pavement in-situ heat regeneration equipment |
| 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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| 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 CN108677654B (en) | 2019-06-11 |
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| CN201810377204.5A Active 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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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610278A (en) * | 2019-01-29 | 2019-04-12 | 长安大学 | A kind of asphalt high compact paves forming method |
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| CN108545502B (en) * | 2018-03-19 | 2019-12-10 | 徐州工程学院 | Manganese slag heat-insulating material combined type paving mechanism |
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| 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 |
| CN112411316A (en) * | 2020-11-12 | 2021-02-26 | 王润枝 | Double-roller recycled asphalt concrete processing complete equipment |
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| CN107524070B (en) | 2018-09-07 |
| CN107524070A (en) | 2017-12-29 |
| CN108677654B (en) | 2019-06-11 |
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