CN103911936B - A kind of asphalt heat recycling equipment - Google Patents
A kind of asphalt heat recycling equipment Download PDFInfo
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- CN103911936B CN103911936B CN201210591645.8A CN201210591645A CN103911936B CN 103911936 B CN103911936 B CN 103911936B CN 201210591645 A CN201210591645 A CN 201210591645A CN 103911936 B CN103911936 B CN 103911936B
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- heat recycling
- recycling equipment
- asphalt heat
- burner
- agitated kettle
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Abstract
The invention provides a kind of asphalt heat recycling equipment, comprise support, and be arranged on the belt conveyor above support, burner and agitated kettle, wherein, burner has heating furnace and mends blower fan, burner is connected with agitated kettle, and agitated kettle is divided into by the flange being arranged in pot the combustion chamber and the teeter chamber that are interconnected, and combustion chamber is communicated with setting with heating furnace, teeter chamber is provided with agitator, and agitator comprises stirrer paddle and power transmission shaft. Adopt asphalt heat recycling equipment of the present invention, avoided heated bitumen and the fine sand bonding to blade, effectively improve the thermal efficiency and output, save the energy, save fuel cost, can effectively prevent the aging of pitch, improve the degree of accuracy of asphalt heat recycling process simultaneously.
Description
Technical field
The present invention relates to a kind of bitumen treatment device, relate in particular to a kind of asphalt heat recycling equipment.
Background technology
The performances such as bituminous paving is with its smooth few dirt, waterproof, durable in use are widely used inIn road construction, asphalt pavement maintenance maintenance is convenient, and the method extensively adopting is to bituminous pavingRegeneration techniques, to bituminous concrete waste material with new pitch, newly gather materials etc. by a certain percentageAgain mix becomes compound, meets certain serviceability, has both solved bituminous concrete waste and oldThe pollution problem of material to environment, has saved again new asphalt, has good economic benefitAnd social benefit.
At present, each manufactory adopts old asphalt mixture to add continuously dry rollingHeating in cylinder, to be heated to after temperature required, store, metering, with new aggregate, pitch oneIn the fixed time, in same agitator, stir and bear a kind of new asphalt. But,After use, there is following problem in this equipment: 1, in cylindrical shell, fries heated bitumen on the plate of material footpathSerious with fine sand sizing bonding, form a thick layer ofly, make to fry material footpath plate and lost effect, noCan normally produce, and cleaning difficulty; 2, adopt hot air, combustion chamber lengthened,Cause the thermal efficiency low, in time, yields poorly, and wastes energy, and increases fuel cost, if naked light and dropCobalt blue pigment is long time of contact, and pitch is easily aging, has a strong impact on the quality of asphalt material; 3, adoptWith cylindrical shell heating, by air-introduced machine, spitfire end flame temperature is drawn to the other end, because cylindrical shell needsRemain negative pressure just can carry out this operation, so can make to introduce more cold air, not only fallLow efficiency, also enters more coal tar flue gas in atmosphere.
In view of this, how to avoid the interior heated bitumen of cylindrical shell and fine sand to be seriously bonded in to fry and expect footpath plate,Naked light directly contacts with asphalt material and neither produces agingly, can improve again the thermal efficiency, output when raising,Reduce fuel cost, reduce coal tar flue gas simultaneously and enter atmosphere, become asphalt heat recycling neckTerritory problem demanding prompt solution.
Summary of the invention
In prior art, bitumen regeneration equipment is fried material footpath plate bonding seriously, cleans inconvenience,Asphalt material is easily aging, and the thermal efficiency is low, and the problem that cooking fume pollutes, the invention provides a kind of dropBlue heat reclaim equiment.
According to the present invention, a kind of asphalt heat recycling equipment is provided, comprise support, and be arranged onBelt conveyor above support, burner and agitated kettle, wherein, burner has heating furnaceThorax and benefit blower fan, burner is connected with agitated kettle, and agitated kettle is separated by the flange being arranged in potFor the combustion chamber and the teeter chamber that are interconnected, combustion chamber is communicated with setting, teeter chamber with heating furnaceBe provided with agitator, agitator comprises stirrer paddle and power transmission shaft.
Preferably, the agitated kettle top of asphalt heat recycling equipment is provided with reclaims bitumen feed mouth,Reclaiming bitumen feed mouth is connected with belt conveyor;
Preferably, the recovery bitumen feed mouth of asphalt heat recycling equipment is arranged on close burnerOne end;
Preferably, on the power transmission shaft of asphalt heat recycling equipment, be set up in parallel many group stirrer paddles, everyOne group is made up of upper and lower two stirrer paddles, angle be set be 30 of stirrer paddle and power transmission shaft～45°；
Preferably, the power transmission shaft of asphalt heat recycling equipment is driven by drive motor, and drive motor is establishedPut below burner;
Preferably, the agitated kettle of asphalt heat recycling equipment bottom is provided with discharging opening, discharging opening toSetting has a down dip;
Preferably, the burner of asphalt heat recycling equipment adopts fire coal or fuel oil;
Preferably, the burner of asphalt heat recycling equipment adopts and manually controls heating-up temperature or employingAutomatically control heating-up temperature;
Preferably, the inlet amount of the reclaimed asphalt pavement of asphalt heat recycling equipment adopts electronic scaleAmount is controlled;
Preferably, the agitated kettle top of asphalt heat recycling equipment is provided with exhaust outlet and arranges for gasPut.
Adopt asphalt heat recycling equipment of the present invention, can effectively solve to fry and expect that footpath plate is seriously stickyKnot, be difficult to cleaning problem, improve thermal yield and time efficiency in, reduced pitch oldThe risk of changing has been saved the energy simultaneously, has reduced the discharge of cooking fume, energy-conserving and environment-protective.
Brief description of the drawings
Reader, will be clearer after having read the specific embodiment of the present invention with reference to accompanying drawingVarious aspects of the present invention are understood on ground. Wherein,
Fig. 1 shows according to the present invention, the structural representation of asphalt heat recycling equipment.
Detailed description of the invention
With reference to the accompanying drawings, embodiments of the present invention are described in further detail.
Fig. 1 shows according to the present invention, the structural representation of asphalt heat recycling equipment. ReferenceFig. 1, asphalt heat recycling equipment comprises support 10, and the belt conveyor 20 on it is set,Burner 30, and agitated kettle 40, agitated kettle 40 is straight with the drive motor 50 that is arranged on one sideConnect and be arranged on support 10, be provided with a flange 43 in agitated kettle 40, flange 43 will stirPot 40 is divided into the two parts up and down that are interconnected, and top is divided into combustion chamber 41, and bottom is divided intoFor teeter chamber 42, the interior agitator 44 that arranges in teeter chamber 42, agitator 44 comprises stirrer paddle441, power transmission shaft 442, upper and lower two of stirrer paddle 441 is one group, many groups are set up in parallelOn power transmission shaft 442, can be under the drive of power transmission shaft 442 left-right rotation, blade and power transmission shaft442 angle is arranged between 30～45 °, and more convenient its of the angle of inclination drives stirring of materialMoving. Power transmission shaft 442 is driven by drive motor 50, does 360 ° of rotations, stirrer paddle 441And this agitating mode simultaneously rotating of power transmission shaft 442 can make material carry out in agitated kettle 40Stir by force, stirrer paddle 441 pushes mutually with material, and the heated bitumen in material and fine sand are notCan be bonded on stirrer paddle 441 difficulty that also can not cause blade to clean. Burner 30Be arranged on the top of drive motor 50, be connected with agitated kettle 40. Burner 30 has heatingBurner hearth 31 and benefit blower fan (not illustrating), wherein, heating furnace 31 is communicated with and establishes with combustion chamber 41Put. Heating furnace 31 is communicated with setting with the one of agitated kettle 40, make flame can be directly withMaterial contact, has improved the thermal efficiency, has improved output, burner 30 interior employings simultaneouslyFuel is fire coal or fuel oil, and heating-up temperature is manually controlled according to the demand of material, or fromMoving control, saves the energy, saves fuel cost, and because material is at the work of agitator 44With under present boiling type rolling, contact with flame moment, thereby avoided flame after processing for a long timeThe roasting ageing of asphalt that causes. Mend blower fan (not illustrating) supplemental oxygen, can assist flame to sprayIn material, material is carried out to sufficient heating, drying, meanwhile, mend blower fan (not illustrating) and carryThe malleation of confession, can avoid traditional cylindrical shell heating time, air-introduced machine is drawn to spitfire end flame temperatureThe situation that the cold air that the other end causes enters, can improve the thermal efficiency, and reduces pitch oil smokeGas enters in atmosphere. Reclaim bitumen feed mouth 60 and exhaust outlet 80 and be separately positioned on agitated kettleThe two ends at 40 tops, wherein, reclaim bitumen feed mouth 60 and are connected with belt conveyor 20,Be arranged on the one end near burner 30, the flame that burner 30 sprays with enter by reclaiming pitchThe material mouthful 60 reclaimed asphalt pavement moment contacts that enter. Agitated kettle 40 bottoms are provided with dischargingMouth 70, the downward-sloping setting of discharging opening 70, with respect to reclaiming bitumen feed mouth 60, discharging opening70 are arranged on the other end of agitated kettle 40, can ensure like this material by one end enter pot in byOther end output, has ensured that material is added more fully in laser heating and continuous stirringHeat and stirring. Inlet amount adopts projection electronic weighing control, and the recovery pitch after accurate weighing is by beltConveyer 20 is carried, and enters in agitated kettle 40 through reclaiming bitumen feed mouth 60.
Adopt asphalt heat recycling equipment of the present invention, the stirring by force of stirrer paddle can be avoided heatPitch and the fine sand bonding to blade; The heating that adopts flame directly to contact with old asphalt mixtureMode, the thermal efficiency is high, and output is large, saves the energy, saves fuel cost; Stir, heatThe mode of the maintenance malleation that burner hearth adopts, has effectively stoped entering of cold air, has not only improvedThe thermal efficiency has reduced the discharge of cooking fume simultaneously; The agitating mode that the present invention adopts, makes old dropBlue or green compound is boiling type rolling in agitated kettle, and asphalt is to contact moment with flame, noCan cause pitch aging; Equipment fuel adopts fire coal or fuel oil, and heating-up temperature can manually be controlledOr automatically control, inlet amount adopts projection electronic weighing control, improves the degree of accuracy of asphalt-regenerating process,Asphalt heat recycling equipment of the present invention is than the low cost of manufacture of original equipment approximately 5%, and fuel ratio is former to be establishedStandby saving more than 20%.
Above, describe the specific embodiment of the present invention with reference to the accompanying drawings. But, in abilityThose of ordinary skill in territory can be understood, situation without departing from the spirit and scope of the present inventionUnder, can also do various changes and replacement to the specific embodiment of the present invention. These change andReplace in the scope that all drops on the restriction of the claims in the present invention book.
Claims (9)
1. an asphalt heat recycling equipment, comprise support (10), and be arranged on described support (10) belt conveyor (20) above, burner (30) and agitated kettle (40), it is characterized in that, described burner (30) has heating furnace (31) and mends blower fan, described burner (30) is connected with described agitated kettle (40), described agitated kettle (40) is divided into by the flange (43) being arranged in pot the combustion chamber (41) and teeter chamber (42) that are interconnected, described combustion chamber (41) is communicated with setting with described heating furnace (31), described teeter chamber (42) is provided with agitator (44), described agitator (44) comprises stirrer paddle (441) and power transmission shaft (442),
Described power transmission shaft (442) is driven by drive motor (50), and described drive motor (50) is arranged on the below of described burner (30).
2. asphalt heat recycling equipment as claimed in claim 1, is characterized in that, described agitated kettle (40) top is provided with reclaims bitumen feed mouth (60), and described recovery bitumen feed mouth (60) is connected with described belt conveyor (20).
3. asphalt heat recycling equipment as claimed in claim 2, is characterized in that, described recovery bitumen feed mouth (60) is arranged on the one end near described burner (30).
4. asphalt heat recycling equipment as claimed in claim 1, it is characterized in that, on described power transmission shaft (442), be set up in parallel many group stirrer paddles (441), each group is made up of upper and lower two stirrer paddles (441), and described stirrer paddle (441) is 30～45 ° with the angle that arranges of described power transmission shaft (442).
5. asphalt heat recycling equipment as claimed in claim 1, is characterized in that, described agitated kettle (40) bottom is provided with discharging opening (70), the downward-sloping setting of described discharging opening (70).
6. asphalt heat recycling equipment as claimed in claim 1, is characterized in that, described burner (30) adopts fire coal or fuel oil.
7. asphalt heat recycling equipment as claimed in claim 6, is characterized in that, described burner (30) adopts manually to control heating-up temperature or adopt controls heating-up temperature automatically.
8. asphalt heat recycling equipment as claimed in claim 1, is characterized in that, the inlet amount of the reclaimed asphalt pavement of described asphalt heat recycling equipment adopts electronic weighting control.
9. asphalt heat recycling equipment as claimed in claim 1, is characterized in that, described agitated kettle (40) top is provided with exhaust outlet (80) for gas discharging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210591645.8A CN103911936B (en) | 2012-12-31 | 2012-12-31 | A kind of asphalt heat recycling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210591645.8A CN103911936B (en) | 2012-12-31 | 2012-12-31 | A kind of asphalt heat recycling equipment |
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| Publication Number | Publication Date |
|---|---|
| CN103911936A CN103911936A (en) | 2014-07-09 |
| CN103911936B true CN103911936B (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210591645.8A Active CN103911936B (en) | 2012-12-31 | 2012-12-31 | A kind of asphalt heat recycling equipment |
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| CN (1) | CN103911936B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107805995B (en) * | 2017-09-29 | 2023-03-31 | 浙江赤道筑养路机械有限公司 | Heating equipment and method for recycling asphalt pavement material |
| CN113550200A (en) * | 2021-08-01 | 2021-10-26 | 宫成军 | Asphalt concrete stirring device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4332478A (en) * | 1979-05-16 | 1982-06-01 | Barber-Greene Company | Method and apparatus for reducing smoke emissions in an asphalt drum mixer |
| CN1648345A (en) * | 2005-02-04 | 2005-08-03 | 杨林江 | Regenerating stirrer for pitch concrete |
| CN100496686C (en) * | 2007-07-09 | 2009-06-10 | 陈启宗 | Differential double-horizontal-shaft asphalt regeneration stirrer |
| CN201671044U (en) * | 2010-05-14 | 2010-12-15 | 南京英达公路养护车制造有限公司 | Roller-bunker type of vehicle for on-site heating and recycling of asphalt layer of pavement |
| CN102337717B (en) * | 2011-08-03 | 2013-12-04 | 福建泉成机械有限公司 | Asphalt mixture hot in-place recycling vehicle |
| CN203096558U (en) * | 2012-12-31 | 2013-07-31 | 无锡龙立工程机械有限公司 | Asphalt thermal regeneration equipment |
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