A kind of bituminous paving fuel oil Hot-blast Heating in-place regeneration device
Technical field
This utility model relates to a kind of asphalt pavement construction device, concretely relates to a kind of bituminous paving fuel oil hot blast
Leveled heating rake pine and the sheet pavement in-situ heat regeneration device of mobile mix.
Background technology
Current domestic and international existing road surface in-situ heat regeneration heating unit, the side that former road surface is directly heated by many employings
Formula.Due to regeneration surface layer general 4-6 cm thick, heat energy is delivered to bottom needs certain time and enough energy, such output
Problem is: the asphalt mixture warm of bituminous paving top 1-2 cm thick spends height, commonly reaches 200 DEG C, but 3-6 centimetre, bottom
The bitumen layer temperature at place but only about 80 DEG C, overall road-surface heating non-uniform phenomenon is extremely serious;Regenerated road surface comes and goes heating
Reach construction temperature and need 3 heater, cause a large amount of waste of fuel;Bituminous paving can produce substantial amounts of dark asphalt flue dust,
Pollute environment, the most uneconomical the most not environmentally.
Summary of the invention
The purpose of this utility model is to provide a kind of bituminous paving fuel oil Hot-blast Heating in-place regeneration device.
The technical solution that this utility model is used is:
A kind of bituminous paving fuel oil Hot-blast Heating in-place regeneration device, including the first heater, the second heater and regeneration
Mix paver, the first heater, the second heater coordinate advance work the most continuously with regeneration mix paver;Described
The fuel oil hot air heating apparatus that the bituminous paving of road pavement 1-2 cm thick carries out heating it is provided with in one heater, and will heating
Rear bituminous paving rake pine 1-2 centimetre is deep and puts together the spike up apparatus as ground floor reworked material;In described second heater
It is provided with the fuel oil hot air heating apparatus that the bituminous paving of road pavement 2-6 cm thick carries out heating, and will bituminous paving after heating
Rake pine 2-6 centimetre is deep and puts together the spike up apparatus as second layer reworked material, and the first heater is put together
Ground floor reworked material is transferred to the reworked material transfer device above second layer reworked material;It is provided with on described regeneration mix paver
Heating mix cylinder, receives with reworked material ground floor reworked material, second layer reworked material collected in the lump in heating mix cylinder
Acquisition means, and by the cloth lying device on the mixture laying that mixes to road surface, heating mix cylinder is provided with fire
Flame heater;Described fuel oil hot air heating apparatus includes burner hearth, burner and hot air distribution plate, in being internally provided with of burner hearth
Sleeve pipe, described burner is arranged on one end of inner sleeve, and burner is connected, at the one of burner hearth with heating fuel chambers by petroleum pipeline
Side is provided with the hot blast transfer passage that connect internal with burner hearth, and hot blast transfer passage connection hot air distribution plate, at hot air distribution plate
On be provided with blowhole, be provided with return air suction inlet in one end of hot air distribution plate, return air suction inlet pass through return air channel and stove
Thorax connects, and is provided with blower fan on return air channel.
Preferably, described reworked material transfer device includes rewinding scraper bowl, oblique feeding carrier and horizontal conveying belt, oblique feeding
Carrier is in tilted layout, and is provided with material scraping plate, and described rewinding scraper bowl is arranged on the bottom of oblique feeding carrier, and oblique feeding is defeated
The top sending device connects one end of horizontal conveying belt, and the other end of horizontal conveying belt extends to the discharging opening at the second heater rear portion.
Preferably, described regeneration mix paver also includes the interpolation hopper of new asphalt and horizontal cylinder of mixing, and adds
Hopper is sent to heat mix cylinder through material conveyer belt, and the reworked material heated mix cylinder that heating mix cylinder mixes goes out
Material mouth is delivered to horizontal mix cylinder.
Preferably, spraying device for regeneration agent is installed at the described horizontal top mixing cylinder, horizontal mix cylinder be internally provided with rotation
Blade, horizontal mix the material that cylinder mixes and is delivered to cloth lying device through horizontal cylinder discharging opening of mixing.
Preferably, a length of 5-15 rice of described heating mix cylinder, width is 3-5 rice, heats mix drum-inclined cloth
Putting, angle of inclination is 1-6 degree.
Preferably, described reworked material collection device includes rewinding scraper bowl, oblique feeding carrier and horizontal conveying belt, oblique feeding
Carrier is in tilted layout, and is provided with material scraping plate, and described rewinding scraper bowl is arranged on the bottom of oblique feeding carrier, and oblique feeding is defeated
The top sending device connects one end of horizontal conveying belt, and the other end of horizontal conveying belt extends to heat the charging aperture of mix cylinder.
Preferably, the outside at burner hearth is provided with adiabator layer.
Preferably, described hot air distribution plate includes telescoping tube and the plenum chamber that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and described blowhole is at telescoping tube and relieves dizziness, high fever, infantile convulsions, epilepsy, etc.
The bottom even of plenum chamber is laid.
Advantageous Effects of the present utility model is:
(1) this utility model uses the mode of leveled heating, the first first heater by road-surface heating to 70--80 DEG C, the
One heater rear portion installs a set of spike up apparatus additional, the road surface of heating is first harrowed pine 1-2 centimetre and utilizes the receipts within spike up apparatus
Reworked material after rake pine is collected by acquisition means;First heater, equipped with reworked material transfer device, is collected by the second heater
Reworked material move to heater rear portion, the second heater inferior part inferior part road pavement heats, and heating-up temperature is at 70-80
DEG C, the second heater carries spike up apparatus, the road surface of heating is harrowed pine 2-6 centimetre again, so heats twice rake due to a point two-layer
Pine, the efficiency of heating surface significantly improves, and substantially reduces than 140 DEG C of temperature of traditional asphalt heater heating, and high temperature produces pitch blackness powder
Dirt does not exists, and regenerated road surface is heated evenly, can be greatly saved heating fuel.This utility model uses 2 not
The heater of congenerous, the most cost-effective, reach again the effect got twice the result with half the effort, saved the energy, eliminate asphalt smoke, society's effect
Benefit and economic benefit are fairly obvious.
(2) asphalt-regenerating material collection device is installed additional, by first, second heater on this utility model regeneration mix paver
The reworked material put together rises in the heating mix cylinder of regeneration mix paver, reworked material is carried out post bake, adds
Reworked material temperature after heat rises to 140-160 DEG C, and the heat simultaneously produced heater reclaims, and wherein 50% for again
Life front portion heating plate road pavement heating and thermal insulation, another 50% heat is incorporated into heater for cylinder second-time burning;After heating
Reworked material is delivered in regenerating device postmedian horizontal mixes cylinder carry out forcing mix, and sprays regenerative agent, the regeneration after mix
Compound uniformity, comprehensive mechanical index fully meets the requirement of national regulation, and utilizes the cloth at regenerating device rear portion to pave
Device paves.Post bake is collected and carried out to regenerating mixture by this utility model, ensures that regenerating mixture is the warmest
Degree, and fully ensured that the uniformity consistency of reworked material mix, improve final decking and rolling temperature, thus fully ensure regeneration
The quality on rear road surface.
(3) this utility model utilizes the first heater, the second heater and regeneration mix paver totally three covering device, fully
Change conventional regeneration machine pave reworked material time temperature low, the difficulty of difficult quality guarantee, be greatly improved the road surface after regeneration
Quality, saves the energy simultaneously, promotes the competitiveness of autonomous innovation.
(4) this utility model uses fuel oil combustion heating circulating air, and circulating air is again by the cloth on hot air distribution plate
Air holes is directly blown onto bituminous paving in the way of road pavement heats, and adds thermogenetic hot blast and reaches 800-900 degree Celsius, right
Bituminous paving heats is good, and heating-up temperature is controlled, and the hot blast almost all after heating recycles, and heat-energy losses is little, saves
The energy.
(5) this utility model sets up soot processing device above hot air distribution plate, will spill in heating process
Hot blast is effectively treated, and eliminates asphalt smoke, and environmental benefit is notable.
Accompanying drawing explanation
The utility model is described in further detail with detailed description of the invention below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of the first heater;
Fig. 2 is the structural representation of the second heater;
Fig. 3 is that the trapezoidal ridge shape reworked material that after first and second heater works, reworked material is formed on road surface stacks cross section
Figure;
Fig. 4 is the structure of reworked material collection device in reworked material transfer device and regeneration mix paver in the second heater
Schematic diagram;
Fig. 5 is the structural representation of regeneration mix paver;
Fig. 6 is to heat mix cylinder and the structural representation of sirocco reclamation part in regeneration mix paver;
Fig. 7 is that three machines of this utility model coordinate advance work sheet the most continuously;
Fig. 8 is the structural representation of fuel oil hot air heating apparatus;
Fig. 9 is the structure diagram of hot air distribution plate in this utility model.
Detailed description of the invention
In conjunction with accompanying drawing, a kind of sheet pavement in-situ heat regeneration device, including first heater the 1, second heater 2 and regeneration
Mix paver 3.First heater the 1, second heater 2 coordinates advance work the most continuously with regeneration mix paver 3, as
Shown in Fig. 7.
As it is shown in figure 1, the first heater 1 includes vehicle body 101, vehicle body 101 is provided with fuel oil hot air heating apparatus, rake
Pine device 102, power walking device and operating system 103.Fuel oil hot air heating apparatus includes heating plate 104 and heating fuel chambers
105.Heating plate 104 is arranged on the middle and lower part of vehicle body, is provided above flue dust conveyance conduit 106 in heating plate 104, and flue dust is defeated
The tail end sending pipeline 106 is provided with soot processing device 107.Power walking device includes electromotor 108 and wheel 109 etc..The
One heater 1 can voluntarily before and after and left and right directions move, first with the heating plate 104 of heater bottom to asphalt road during work
Face is heated, and the travel speed of heater is 0-10km/ hour, and the fuel of heating uses fuel oil.Under in first heater 1
The heating plate 104 in portion heats for the bituminous paving of road pavement 1-2 cm thick, and bituminous paving is heated to 70--80 DEG C.
Spike up apparatus 102 in the middle part of first heater 1 is deep for bituminous paving is harrowed pine 0-2 centimetre, and collects in the middle of heater, with
Heater to move forward, stack band at regenerated road surface intermediate formation one trapezoidal ridge shape reworked material, as shown in Figure 3.Due to this
Bituminous paving is only heated to about 70-80 DEG C by platform heater, will not produce glance coal, and pavement asphalt mixture softens simultaneously,
While rake pine, the grating on former road surface and rubble are not destroyed, and due in the low road surface of heating-up temperature Colophonium the highest
Temperature is aging, and the quality of subsequent regeneration material has been had abundant guarantee.
As in figure 2 it is shown, the second heater 2 includes vehicle body 201, vehicle body 201 is provided with fuel oil hot air heating apparatus, rake
Pine device 202, reworked material transfer device 203, power walking device and operating system 204.Fuel oil hot air heating apparatus includes adding
Hot plate 205 and heating fuel chambers 206.Heating plate 205 is arranged on the middle and lower part of vehicle body 201, being provided above of heating plate 205
Flue dust conveyance conduit 207, the tail end of flue dust conveyance conduit 207 is provided with soot processing device 208.Power walking device includes sending out
Motivation 209 and wheel 2010 etc..As shown in Figure 4, reworked material transfer device 203 includes rewinding scraper bowl 2031, oblique feeding carrier
2032 and horizontal conveying belt 2033, oblique feeding carrier 2032 is in tilted layout, and is provided with material scraping plate 2034.Rewinding scraper bowl
2031 bottoms being arranged on oblique feeding carrier 2032, the top of oblique feeding carrier 2032 connects the one of horizontal conveying belt 2033
End, the other end of horizontal conveying belt 2033 extends to the discharging opening at the second heater 2 rear portion.Second heater 2 can voluntarily before and after
And left and right directions moves, first with the anterior reworked material transfer device 203 of the second heater 2, by the first heater advance work
The trapezoidal ridge shape reworked material formed is collected, and rewinding scraper bowl 2031 utilizes heater forward thrust, ridge shape regeneration shovel is entered
With the oblique feeding carrier 2032 of material scraping plate, reworked material risen in the middle part of heater and be transported to through horizontal conveying belt 2033
Heater rear portion discharging opening 2011.The heating plate 205 of the second heater middle and lower part is for the bituminous paving of road pavement 2-6 cm thick
Heating, heating-up temperature 70--80 DEG C, the travel speed of heater is 0-10km/ hour.The rake of the second heater postmedian
Pine device 202 by deep for bituminous paving rake pine 2-6 centimetre, after reworked material collected spike up apparatus postmedian, along with heater to
Front movement, stacks band at the ridge shape reworked material that regenerated road surface intermediate formation one is trapezoidal, as shown in Figure 3.Second heater 2 front end
Collect the first heater reclaimed asphalt mixture come and fallen the second heater rake pine again by heater rear portion discharging opening 2011
On raw material, define the trapezoidal ridge shape reworked material of first, second heater leveled heating regeneration, for regeneration mix paver 3
Use.Second heater 2, by road-surface heating to about 70-80 DEG C, will not produce glance coal, and pavement asphalt mixture is soft simultaneously
Changing, while rake pine, grating and the rubble on former road surface is not destroyed, reworked material temperature consistency and reworked material uniformity ratio
Conventional regeneration equipment lifting is notable.
As seen in figs. 5-6, regeneration mix paver 3 includes vehicle body 301, is provided with new asphalt on vehicle body 301
Interpolation hopper 302, heating mix cylinder 303, reworked material collection device 304, horizontal mix cylinder 305, cloth lying device, power
Running gear and operating system 306.Add hopper 302 and be sent to heat mix cylinder 303, heating mix rolling through material conveyer belt
The reworked material heated mix cylinder discharging opening 3031 that mixes of cylinder is delivered to horizontal mix cylinder 305.The length of heating mix cylinder 303
Degree is 5-15 rice, and width is 3-5 rice, and heating mix cylinder 303 is in low being in tilted layout after front height, and angle of inclination is 1-6 degree, peace
Be placed on the postmedian of vehicle body 301, heating mix cylinder 303 can autorotation, rear portion is provided with fired heater 307.Described again
The structure of raw material collection device with the reworked material transfer device in the second heater, including rewinding scraper bowl, oblique feeding carrier and
Horizontal conveying belt, oblique feeding carrier is in tilted layout, and is provided with material scraping plate, and described rewinding scraper bowl is arranged on the conveying of oblique feeding
The bottom of device, the top of oblique feeding carrier connects one end of horizontal conveying belt, and the other end of horizontal conveying belt extends to heating and mixes
Close the charging aperture 3032 of cylinder 303.Spraying device for regeneration agent 308 is installed at the horizontal top mixing cylinder 305, and the horizontal inside mixing cylinder sets
It is equipped with rotating vane 309, horizontal mix the material that cylinder mixes and be delivered to cloth lying device through horizontal cylinder discharging opening of mixing.Horizontal mix
The both sides of cylinder 305 are provided with control and horizontal mix the hydraulic arm 3020 that cylinder 305 moves up and down.Cloth lying device includes cloth screw feeder
3010 and screed 3011.Power walking device includes electromotor 3012 and wheel 3013 etc..
As to further design of the present utility model, described regeneration mix paver is additionally provided with heating plate 3014 He
Heating fuel chambers 3015, is provided above flue dust conveyance conduit 3016, the tail of flue dust conveyance conduit 3016 in heating plate 3014
End is provided with blower fan 3017.The described heating the most external blower fan of mix cylinder 3017, and by external first warm-air pipe of blower fan 3017
Road 3018 and the second hot air duct 3019, the first hot air duct 3018 connects fired heater 307, and the second hot air duct 3019 is even
Connect heating plate 3014.
Regeneration mix paver 3 can voluntarily before and after and left and right directions move.Regeneration mix paver 3 front end is that new Colophonium mixes
Close the interpolation hopper 302 of material, need former road surface is carried out mix-design before regeneration construction, determine that pavement damage degree is optional and add
Add 0--30% and newly mix asphalt, interpolation newly mix asphalt from regeneration mix paver front end interpolation hopper 302
Enter and send into heating mix cylinder 303 through conveyer belt.Regeneration mix paver direction of advance the second skate rear portion is that reworked material is received
Acquisition means 304, as shown in Figure 4, reworked material collection device 304 heats in mix cylinder 303 in order to be collected by reworked material structure,
Asphalt mixture mixing is newly mixed with what interpolation hopper 302 entered.Heating mix cylinder 303 length 5-15 rice, width 3-5 rice, front
After height, low dip angle is 1--6 degree, is placed in the postmedian of regeneration mix paver vehicle body, and heating mix cylinder can revolve voluntarily
Turning, rear portion, with fired heater, can be heated to 140--160 DEG C by the reworked material of entrance cylinder by original 70--80 DEG C,
So can fully ensure that the paving material of regenerating mixture, it is ensured that grinding compacting.Have in regeneration mix paver middle and lower part and add
Hot plate 3014, carries out Heat preservation to the road surface after regeneration rake pine, it is ensured that regeneration zone carries out sufficient thermally coupled with rake pine end face.
The reworked material that heated mix cylinder 303 mixes is transported to regenerate mix paver 3 the 3rd through cylinder rear portion discharging opening 3031
The moving up and down horizontal of skate tire rear portion is mixed in cylinder 305, and spraying device for regeneration agent 308 is installed at horizontal cylinder 305 top of mixing, then
The metering that raw agent is sprayed determines interpolation regenerant consumption by the ageing of asphalt regeneration test that laboratory in advance determines, regenerative agent sprays
Device 308 mixes cylinder 305 top horizontal.Horizontal cylinder interior rotating vane 309 of mixing is utilized to carry out regenerative agent and Bituminous concrete surface after sprinkling
Compound mix.Discharge from horizontal cylinder rear portion discharging opening of mixing after mix, through cloth screw feeder 3010, asphalt is evenly distributed
To road surface, through screed 3011 by the mixture laying after regeneration to road surface.Reworked material after paving rolls, and uses double
Steel wheel pair drives double vibratory roller and rubber-tyred roller cooperation is carried out, by road surface grinding compacting.Additionally heating mix cylinder 303 exists
Hot blast through cylinder is reclaimed by heating process, utilizes the blower fan 3017 of drum overhead that the hot blast discharged is carried out again
Utilizing, wherein the hot blast of 50% recycles through the first hot air duct 3018 and reuses to heater, the hot blast warp of other 50%
Second hot air duct 3019 is assigned to regenerate mix paver middle and lower part heating plate 3014, carries out the road surface insulation work after rake pine
Make, thus the hot blast discharging heating mix drum overhead sufficiently utilizes.
The above heating plate is hot air distribution plate, has all deposited fuel oil in heating fuel chambers.As shown in Figure 8,9, combustion
Oil hot air heating apparatus includes burner hearth 4, burner 5 and hot air distribution plate, is internally provided with inner sleeve 6, described combustion at burner hearth 4
Burner 5 is arranged on one end of inner sleeve 6, and burner 5 is connected with heating fuel chambers by petroleum pipeline.Arrange in the side of burner hearth 4
Having the hot blast transfer passage 7 that connect internal with burner hearth, hot blast transfer passage 7 connects hot air distribution plate, sets on hot air distribution plate
Being equipped with blowhole 8, be provided with return air suction inlet 9 in one end of hot air distribution plate, return air suction inlet 9 is by return air channel 10 and stove
Thorax 4 connects, and on return air channel, 10 are provided with blower fan 11.The outside of burner hearth 4 is provided with adiabator layer 12.Described hot blast divides
Fabric swatch includes telescoping tube 13 and the plenum chamber 14 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and described blowhole 8 is at telescoping tube 13 and the bottom even of the plenum chamber 14 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc.
Lay.
This utility model utilizes first heater the 1, second heater 2 and regeneration mix paver 3 totally three covering device, fully
Change conventional regeneration machine pave reworked material time temperature low, the difficulty of difficult quality guarantee, be greatly improved the road surface after regeneration
Quality, saves the energy simultaneously, promotes the competitiveness of autonomous innovation.
The part do not addressed in aforesaid way is taked or uses for reference prior art to realize.
Above only describes ultimate principle of the present utility model and preferred implementation, it is noted that for this area
For technical staff, on the premise of without departing from this utility model structure, it is also possible to make some deformation and improvement, these also should
This is considered as protection domain of the present utility model.