CN102493313B - Pavement maintenance machinery for heating regeneration asphalt aggregate - Google Patents
Pavement maintenance machinery for heating regeneration asphalt aggregate Download PDFInfo
- Publication number
- CN102493313B CN102493313B CN201110368368.XA CN201110368368A CN102493313B CN 102493313 B CN102493313 B CN 102493313B CN 201110368368 A CN201110368368 A CN 201110368368A CN 102493313 B CN102493313 B CN 102493313B
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- Prior art keywords
- blending bin
- drying chamber
- shaft
- virgin material
- agitated kettle
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- 239000010426 asphalt Substances 0.000 title claims abstract description 28
- 238000012423 maintenance Methods 0.000 title claims abstract description 23
- 230000008929 regeneration Effects 0.000 title claims abstract description 21
- 238000011069 regeneration method Methods 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 title abstract description 5
- 238000001035 drying Methods 0.000 claims abstract description 66
- 238000002156 mixing Methods 0.000 claims abstract description 49
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 239000000428 dust Substances 0.000 claims abstract description 12
- 239000007921 spray Substances 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 63
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 4
- 244000144985 peep Species 0.000 claims description 3
- 239000004575 stone Substances 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract 1
- 239000011295 pitch Substances 0.000 description 17
- 239000007789 gas Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000002699 waste material Substances 0.000 description 4
- 238000004939 coking Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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Abstract
The invention discloses a pavement maintenance machinery for heating a regeneration asphalt aggregate. The machinery comprises a drying roller, a roller driving device, a burner I, a spray pipeline and thermal insulation device, a dust removing device, a stirring pot and a mixing box. The mixing box connected with the dust removing device is placed on the stirring pot, and is connected with the stirring pot. One end of the drying roller is connected with the mixing box, and the drying roller can rotate relative to the mixing box, wherein the drying roller is supported on the roller driving device. The pavement maintenance machinery of the present invention comprises the mixing pot, such that the stone and the asphalt can be completely and uniformly mixed with the stirring effect of the stirring pot. In addition, the pavement maintenance machinery of the present invention has characteristics of simple whole structure and low cost.
Description
Technical field
The present invention relates to a kind of pitch process equipment, particularly a kind of pavement maintenance machinery for thermal regeneration asphalt aggregate.
Background technology
At present, a lot of highways of China have entered the overhaul phase, the general bituminous pavement design life-span is 15 ~ 20 years, the flexible pavement overhauled every year of the whole nation is in 10%, approximately to have the flexible pavement of 3 ~ 50,000 li need in overhaul, the asphalt waste that annual milling is got off reaches millions of tons, these waste materials do not carry out regeneration, not only waste resource, and can take a large amount of land resources, environment is caused to serious pollution.Therefore, the regeneration techniques of promotion and application waste material and equipment are energy-saving and cost-reducing important measures, can reduce to greatest extent the energy and raw-material consumption, reach the object of economy and resource environment " doulbe-sides' victory ".
Current domestic reworked material is produced, and some producer utilizes naked light directly to reworked material, to heat, and causes reworked material to have coking, denaturalization phenomenon, and has insufficient, the uniform defect of stirring.
Summary of the invention
The object of the invention is to provide a kind of a kind of pavement maintenance machinery for thermal regeneration asphalt aggregate easy to maintenance, can prevent reworked material coking, denaturalization phenomenon, and can be by building stones and pitch fully, mix uniformly.
For achieving the above object, the technical solution used in the present invention is, for a pavement maintenance machinery for thermal regeneration asphalt aggregate, it comprises drying roller, rotor drive, burner I, sprinkling pipeline and attemperator, dust arrester, agitated kettle, blending bin; The blending bin that is connected with dust arrester is placed on agitated kettle, is connected with agitated kettle, and the drying roller one end being supported on rotor drive is connected with blending bin, and can rotate with respect to blending bin.
The above-mentioned pavement maintenance machinery for thermal regeneration asphalt aggregate, described drying roller comprises Drying output cone, virgin material drying chamber input cone, blade I, blade II, virgin material drying chamber output cone, cylindrical shell and rolling ring; Drying output cone, cylindrical shell, virgin material Drying input cone connect successively, and rolling ring is enclosed within on cylindrical shell; Drying roller is separated into drying chamber and virgin material drying chamber by virgin material drying chamber output cone; Blade I is arranged on the inwall of drying chamber and Drying output cone, and blade II is arranged on the inwall of virgin material drying chamber output cone and virgin material drying chamber, and blade I and blade II are zigzag shape, and rotation direction is identical.
The above-mentioned pavement maintenance machinery for thermal regeneration asphalt aggregate, described agitated kettle comprises agitated kettle cylinder body, synchromesh gear, reducing motor, discharge bucket, door opener, shaft A, shaft B, mixing arm, stirring vane; Mixing arm, after stirring vane assembling respectively with shaft A, shaft B connects, the mixing arm of shaft A and shaft B, stirring vane is partly placed in agitated kettle cylinder body, shaft A is connected by synchromesh gear with shaft B, agitated kettle cylinder body is connected with discharge bucket.
The above-mentioned pavement maintenance machinery for thermal regeneration asphalt aggregate, described blending bin comprises blending bin casing, feed hopper; Blending bin casing is connected with feed hopper, and blending bin casing is provided with peep hole.
The above-mentioned pavement maintenance machinery for thermal regeneration asphalt aggregate, it also comprises pitch metering device, pitch metering device is communicated with blending bin by spraying pipeline and attemperator.
The above-mentioned pavement maintenance machinery for thermal regeneration asphalt aggregate, described pitch metering device is mainly by burner II, internal box assembly, asphalt box hopper assembly, motor, bitumen pipeline, oil pump forms.
The above-mentioned pavement maintenance machinery for thermal regeneration asphalt aggregate, described agitated kettle, rotor drive, dust arrester, pitch metering device, reworked material are carried materials device, virgin material lifting appliance is arranged on chassis vehicle.
Compared to existing technology, the invention has the beneficial effects as follows: during work, virgin material enters the virgin material drying chamber of drying roller, and the feed hopper of reworked material in blending bin enters the drying chamber of drying roller; Open burner, thermal-flame directly heats to virgin material, and high-temperature tail gas afterwards enters the drying chamber of roller assembly, utilizes high-temperature tail gas to carry out indirect heating to reworked material, overcome naked light and directly to reworked material, heated, caused reworked material to have coking, denaturalization phenomenon; Single roller frame of drying roller, simple in structure, thereby easy to maintenance; The present invention comprises agitated kettle, through the stirring action of agitated kettle, and can be so that building stones and pitch be fully, mix uniformly; Complete machine structure is simple, and cost is low.
Accompanying drawing explanation
Fig. 1 is front view of the present invention.
Fig. 2 is top view of the present invention.
Fig. 3 is left view of the present invention.
Fig. 4 is that the master of drying roller in the present invention looks sectional view.
Fig. 5 is the vertical view cutaway drawing of drying roller in the present invention.
Fig. 6 is the front view of blending bin in the present invention.
Fig. 7 is the top view of blending bin in the present invention.
Fig. 8 is the front view of agitated kettle in the present invention.
Fig. 9 is the left view of agitated kettle in the present invention.
Figure 10 is the top view of agitated kettle in the present invention.
Figure 11 is the front view of blending bin in the present invention.
Figure 12 is the left view of blending bin in the present invention.
Figure 13 is the top view of blending bin in the present invention.
The specific embodiment
As shown in Fig. 1 ~ Fig. 3, for a pavement maintenance machinery for thermal regeneration asphalt aggregate, it comprises, and agitated kettle 1, blending bin 2, reworked material are carried materials device 3, drying roller 4, virgin material lifting appliance 5, virgin material feed hopper and burner arm 6, burner I7, are sprayed pipeline and attemperator 8, pitch metering device 9, diesel generating set 10, chassis vehicle 11, crushing engine 12, gas receiver assembly 13, rotor drive 14, dust arrester 16; The blending bin 2 that is connected with dust arrester 16 is placed on agitated kettle 1, be connected with agitated kettle 1, drying roller 4 one end that are supported on rotor drive 14 are connected with blending bin 2, and can be with respect to blending bin 2 rotations, pitch metering device 9 is communicated with blending bin 2 by spraying pipeline and attemperator 8, and agitated kettle 1, pitch metering device 9, diesel generating set 10, crushing engine 12, gas receiver assembly 13, rotor drive 14 and dust arrester 16 are packed on chassis vehicle 11; Reworked material is carried materials device 3 and by reworked material, is carried that bin 31, reworked material promote hopper 33 and reworked material elevator power assembly 32 forms, and is packed on chassis vehicle 11; Virgin material lifting appliance 5 promotes hopper 53 by virgin material hoisting frame 51, virgin material and virgin material elevator power assembly 52 forms, and is packed on chassis vehicle 11.
As shown in Figure 4, Figure 5, in the present invention, drying roller 4 comprises Drying output cone 41, virgin material drying chamber input cone 42, blade I 45, blade II 47, virgin material drying chamber output cone 46, cylindrical shell 44 and rolling ring 43; Drying output cone 41, cylindrical shell 44, virgin material drying chamber input cone 42 connect successively, and rolling ring 43 is enclosed within on cylindrical shell 44; Drying roller 4 is separated into drying chamber N1 and virgin material drying chamber N2 by virgin material drying chamber output cone 46; Blade I45 is arranged on the inwall of drying chamber N1 and Drying output cone 41, and blade II47 is arranged on the inwall of virgin material drying chamber output cone 46 and virgin material drying chamber N2, and blade I45 and blade II 47 are zigzag shape, and rotation direction is identical.
As shown in Figure 6, Figure 7, in the present invention, blending bin 2 comprises blending bin casing 26, feed hopper 27, and blending bin casing 26 is connected with feed hopper 27, and blending bin casing 26 is provided with peep hole 28.
As shown in Fig. 8 ~ Figure 10, the agitated kettle 1 in the present invention comprises agitated kettle cylinder body 17, synchromesh gear 18, reducing motor 19, discharge bucket 20, door opener 21, shaft A 22, shaft B 23, mixing arm 24, stirring vane 25; Mixing arm 24, after stirring vane 25 assembling respectively with shaft A 22, shaft B 23 connects, the mixing arm 24 of shaft A 22 and shaft B 23, stirring vane 25 parts are placed in agitated kettle cylinder body 17, shaft A 22 is connected by synchromesh gear 18 with shaft B 23, and agitated kettle cylinder body 17 is connected with discharge bucket 20.
As shown in Figure 11 ~ 13, the pitch metering device 9 in the present invention is mainly by burner II 34, internal box assembly 35, and asphalt box hopper assembly 36, motor 37, bitumen pipeline 38, oil pump 39 forms.Burner II 34 provides thermal source to pitch metering device assembly 9 interior pitches, and motor 37, to pitch, pumping provides power in oil pump 39 combinations, and asphalt box hopper assembly 36 provides accurate measurement for pitch pumping.
Diesel generating set 10 provides power supply to complete equipment, through electrical control cubicles 15 distribution Dao Ge executing agencies.The bituminous mixture of road surface excavation, through crushing engine 12 fragmentations, promotes via reworked material lifting appliance assembly 3, and the feed hopper in blending bin 2 enters the drying chamber N1 of drying roller 4; Virgin material promotes via virgin material lifting appliance 5, enters the virgin material drying chamber N2 of drying roller 4 through virgin material feed hopper and burner arm 6.
Open burner 7, thermal-flame directly heats to virgin material, and high-temperature tail gas afterwards enters the virgin material drying chamber N2 of drying roller 4, utilizes high-temperature tail gas to carry out indirect heating to reworked material.The virgin material heating, reworked material enter agitated kettle 1 by roller assembly through blending bin 2, virgin material and reworked material mix mutually, directly again carry out sufficient heat exchange, pitch is heated and accurate measurement by pitch metering device assembly 9, through spraying pipeline and attemperator 8, spray in agitated kettle 1, fully mix, be met the bituminous mixture of instructions for use.The waste gas producing in this process, via dust arrester assembly 16, is discharged in atmosphere.
Claims (2)
1. the pavement maintenance machinery for thermal regeneration asphalt aggregate, it comprises drying roller (4), rotor drive (14), burner I(7), spray pipeline and attemperator (8), dust arrester (16), it is characterized in that: it also comprises agitated kettle (1), blending bin (2); The blending bin (2) that is connected with dust arrester (16) is placed on agitated kettle (1), be connected with agitated kettle (1), drying roller (4) one end being supported on rotor drive (14) is connected with blending bin (2), and can rotate with respect to blending bin (2); Described drying roller (4) comprises Drying output cone (41), virgin material drying chamber input cone (42), blade I(45), blade II(47), virgin material drying chamber output cone (46), cylindrical shell (44) and rolling ring (43); Drying output cone (41), cylindrical shell (44), virgin material drying chamber input cone (42) connect successively, and rolling ring (43) is enclosed within on cylindrical shell (44); Drying roller (4) is separated into drying chamber (N1) and virgin material drying chamber (N2) by virgin material drying chamber output cone (46); Blade I(45) be arranged on the inwall of drying chamber (N1) and Drying output cone (41), blade II(47) be arranged on the inwall of virgin material drying chamber output cone (46) and virgin material drying chamber (N2), blade I(45) with blade II(47) be zigzag shape, and rotation direction is identical.
2. the pavement maintenance machinery for thermal regeneration asphalt aggregate according to claim 1, it is characterized in that: described agitated kettle (1) comprises agitated kettle cylinder body (17), synchromesh gear (18), reducing motor (19), discharge bucket (20), door opener (21), shaft A(22), shaft B(23), mixing arm (24), stirring vane (25); Mixing arm (24), after stirring vane (25) assembling respectively with shaft A(22), shaft B(23) connect, shaft A(22) with shaft B(23) mixing arm (24), stirring vane (25) part is placed in agitated kettle cylinder body (17), shaft A(22) with shaft B(23) by synchromesh gear (18), be connected, agitated kettle cylinder body (17) is connected with discharge bucket (20).
3.pavement maintenance machinery for thermal regeneration asphalt aggregate according to claim 1, is characterized in that: described blending bin (2) comprises blending bin casing (26), feed hopper (27); Blending bin casing (26) is connected with feed hopper (27), and blending bin casing (26) is provided with peep hole (28).
4.pavement maintenance machinery for thermal regeneration asphalt aggregate according to claim 1, is characterized in that: it also comprises pitch metering device (9), and pitch metering device (9) is communicated with blending bin (2) by spraying pipeline and attemperator (8).
5.pavement maintenance machinery for thermal regeneration asphalt aggregate according to claim 4, it is characterized in that: described pitch metering device (9) is mainly by burner II(34), internal box assembly (35), asphalt box hopper assembly (36), motor (37), bitumen pipeline (38), oil pump (39) forms.
6.for a pavement maintenance machinery for thermal regeneration asphalt aggregate, it is characterized in that according to claim 5: described agitated kettle (1), rotor drive (14), dust arrester (16), pitch metering device (9), reworked material are carried materials device (3), virgin material lifting appliance (5) is arranged on chassis vehicle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110368368.XA CN102493313B (en) | 2011-11-19 | 2011-11-19 | Pavement maintenance machinery for heating regeneration asphalt aggregate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110368368.XA CN102493313B (en) | 2011-11-19 | 2011-11-19 | Pavement maintenance machinery for heating regeneration asphalt aggregate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102493313A CN102493313A (en) | 2012-06-13 |
| CN102493313B true CN102493313B (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110368368.XA Expired - Fee Related CN102493313B (en) | 2011-11-19 | 2011-11-19 | Pavement maintenance machinery for heating regeneration asphalt aggregate |
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| Country | Link |
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| CN (1) | CN102493313B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872672A (en) * | 2012-10-18 | 2013-01-16 | 无锡锡通工程机械有限公司 | Environment-friendly dust removing device of asphalt mixture equipment |
| CN102979028B (en) * | 2012-12-28 | 2015-06-03 | 湖南湘路机械科技有限公司 | Heating and mixing roller of recycled asphalt aggregate |
| CN103132444B (en) * | 2013-02-28 | 2015-05-20 | 河南高远公路养护设备股份有限公司 | Waste asphalt pavement thermal regeneration maintenance vehicle |
| CN103290758B (en) * | 2013-06-06 | 2015-05-06 | 徐州徐工筑路机械有限公司 | Combined maintenance truck for asphalt pavement |
| CN103321126A (en) * | 2013-07-16 | 2013-09-25 | 郴州市三联路面机械有限责任公司 | Roller capable of simultaneously drying and heating reclaimed material and new aggregate |
| CN105839495A (en) * | 2016-06-02 | 2016-08-10 | 重庆市智翔铺道技术工程有限公司 | Pouring type asphalt concrete producing and transporting integrated machine |
| CN116497662B (en) * | 2023-05-17 | 2025-06-27 | 深圳市特区建工集团有限公司 | Direct-cast granular colored asphalt mixture preparation method |
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2011
- 2011-11-19 CN CN201110368368.XA patent/CN102493313B/en not_active Expired - Fee Related
Patent Citations (10)
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| CN2344427Y (en) * | 1998-10-26 | 1999-10-20 | 湖南省湘潭公路机械厂 | Asphalt pavement curing vehicle with stirring device |
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| CN102493313A (en) | 2012-06-13 |
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