CN105178144A - Double-layer spreading and paving integrated machine realizing hot in-place recycling and working process of double-layer spreading and paving integrated machine - Google Patents
Double-layer spreading and paving integrated machine realizing hot in-place recycling and working process of double-layer spreading and paving integrated machine Download PDFInfo
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- CN105178144A CN105178144A CN201510640295.3A CN201510640295A CN105178144A CN 105178144 A CN105178144 A CN 105178144A CN 201510640295 A CN201510640295 A CN 201510640295A CN 105178144 A CN105178144 A CN 105178144A
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- spiral distributor
- hopper
- mixing bowl
- conveying device
- paves
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000008569 process Effects 0.000 title claims abstract description 9
- 238000004064 recycling Methods 0.000 title abstract description 6
- 238000010409 ironing Methods 0.000 claims abstract description 37
- 239000002344 surface layer Substances 0.000 claims abstract description 13
- 238000003801 milling Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 80
- 238000002156 mixing Methods 0.000 claims description 46
- 230000008929 regeneration Effects 0.000 claims description 22
- 238000011069 regeneration method Methods 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 17
- 238000011065 in-situ storage Methods 0.000 claims description 13
- 150000001875 compounds Chemical class 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 14
- 238000003756 stirring Methods 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- -1 draft arm Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 230000010512 thermal transition Effects 0.000 description 1
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- Road Paving Machines (AREA)
Abstract
The invention relates to a double-layer spreading and paving integrated machine realizing hot in-place recycling and a working process of the double-layer spreading and paving integrated machine. The machine comprises a receiving hopper arranged in the front of a machine body, wherein a conveying device is arranged at the rear part of the receiving hopper, and a stirring cylinder, a spiral distributor I and a spiral distributor II which are located at the rear part of the receiving hopper are arranged below the conveying device sequentially; a discharge port is formed in the rear part of the conveying device and located between the spiral distributor I and the spiral distributor II; each of the spiral distributor I and the spiral distributor II structurally comprises spiral distribution blades with axial directions perpendicular to the operation direction of the machine body, the spiral distributor I further comprises an ironing device arranged at the rear part of the spiral distributor I, and the spiral distributor II further comprises an ironing and vibrating device arranged at the rear part of the spiral distributor II. The double-layer spreading and paving integrated machine realizing hot in-place recycling and the working process of the double-layer spreading and paving integrated machine are provided, and the machine can complete spreading and paving recycling of a surface layer and a middle layer simultaneously and can complete spreading and paving recycling of the surface layer after completing milling.
Description
Technical field
The present invention relates to a kind of road and build foster engineering mechanical device, more precisely a kind of hot recycling bilayer paves all-in-one machine and the course of work thereof.
Background technology
Paver is a kind of construction equipment being mainly used in basic unit and the various material paving operation of surface layer on speedway, to have been cooperatively interacted the work of paving by various different system, mainly comprise running gear, hydraulic system, defeated material-distributing system etc., traditional pavement spread form of construction work is that different types of bituminous mixture layering paver paves, layering road roller compacting.Along with the development of road building technology, the birth of double-deck paver not only improves the Paving Techniques on traditional asphalt road surface, improves efficiency of construction, substantially improves Multilayer Pavements bonding characteristic between layers simultaneously.Internationally famous enterprise such as Sweden Dynapac, German Wirtgen, Dutch Bam all design research and development and produce double-deck paver product, and it is verified to construct at the scene: the transaction capabilities of double-deck paver is good, win and generally approved, there is obvious technical advantage: (1) is compared with traditional mode that paves, the double-deck hot adhesion that can ensure between layers that once paves, the cooling velocity of wearing layer is slack-off, can utilize mobility and the lubrication of pitch better.Follow-up compacting process makes being mutually fitted together between bilayer, is combined into one by 2 kinds of compounds, completely eliminates interlayer contamination, makes the globality of flexible pavement better, thus greatly improves pavement strength and application life.(2) overall heat storage capacity of two-layer hybrid material is large, compensate for thinner, the fast cooling defect of wearing layer, has won the more time so that fully compacting, has reached best closely knit effect.(3) the traffic off-period of constructing and causing can be reduced, reduce the impact of road construction team municipal traffic.But, by aggregate analysis and research, external equipment also also exists certain defect: (1) external double-deck paver only can realize middle level and surface layer paving operation simultaneously, but can not realize the regeneration of middle level, road surface, and middle level Bituminous concrete surface material can not situ regeneration utilize completely; (2) the external bilayer all-in-one that paves adopts fixed hopper, not liftable, and what limit bottom bituminous mixture passes through space; (3) external double-deck paver does not have a mixing bowl device, lacks the bituminous mixture after to milling and carries out well-beaten function, easily cause asphalt mixture segregation, affect pavement spread quality.Domestic bilayer pave all-in-one research and development and produce and still belong to blank, Double Layer Paving Technique is built at home in maintain road process and is also being groped gradually and attempting, but equipment is from external import, seriously constrains the development of China's road building technology.
Summary of the invention
The present invention is directed to above-mentioned defect, object is to provide one both can complete surface layer and middle level and paves regeneration simultaneously, and pave a kind of in-situ heat regeneration bilayer of regeneration of the surface layer after completing milling again paves all-in-one and the course of work thereof.
The technical solution used in the present invention is for this reason: the present invention includes the hopper (1) being arranged on front part of a body, described hopper (1) rear portion arranges conveying device (2), and described conveying device (2) below is provided with a mixing bowl (3), tripper one (4) and the tripper two (5) that are in hopper (1) rear portion successively;
Described conveying device (2) rear portion is provided with discharging opening, and this discharging opening is positioned between spiral distributor one (4) and spiral distributor two (5);
Described spiral distributor one (4), spiral distributor two (5) all possess following form of structure: comprise axis and the vertically disposed screw material-distributing blade of body traffic direction, and the ironing machine (6) at spiral distributor one (4) rear portion is set, the ironing tamping equipment (7) at spiral distributor two (5) rear portion.
Described a mixing bowl is provided with multiple paddle stirring element in (3), and a mixing bowl (3) top is provided with infrared heating device.
Described conveying device (2) is in a mixing bowl (3) upper position and is provided with discharging opening, and described a mixing bowl (3) corresponding position is provided with charging aperture.
Described hopper (1) adopts can the left and right two halves structure of doubling, utilizing hydraulic jack to knock over superstructure can focus in the working range of conveyer by the compound in hopper, the number of the conveying capacity of material is controlled by the baffle openings of hopper inside and running speed, and hopper can be elevated by integrated hydraulic, ensure the space that bottom punishment in advance is enough, described conveying device (2) comprises the inclination conveyance part (21) docked with described hopper (1), and the horizontal feed portion (22) corresponding with inclination conveyance part (21), conveying device transmission is by fluid motor-driven.
Described body walking relies on wheel-side motor (8) to drive and crawler unit (9) drives.
Pave all-in-one surface layer and middle level of in-situ heat regeneration bilayer paves the course of work of regeneration simultaneously, carries out according to following steps:
1) drive body to travel forward, start hopper (1) by material by conveying device (2) convey materials backward;
2) old material is stirred by a mixing bowl (3), old material is fully stirred, utilize infrared heating device to heat old material simultaneously, then old material paved by being arranged on the spiral distributor one (4) at a mixing bowl (3) rear portion and ironing machine (6) and pressing;
3) and step 2) synchronous be that virgin material is delivered in the region between spiral distributor one (4), spiral distributor two (5) by the discharging opening of conveying device (2), and by spiral distributor two (5) and press tamping equipment (7) make it be on the old material in middle level and pave, shakeout, tamping and ironing;
4) 2) in step, as virgin material need be added in the old bed of material in middle level, discharging opening then by being in a mixing bowl (3) top goes out virgin material, now virgin material and old material are stirred by heating fully by a mixing bowl (3), then undertaken paving and pressing by spiral distributor one (4) and ironing machine (6), and by 3) step by virgin material laying thereon.
The in-situ heat regeneration bilayer surface layer after all-in-one milling that paves paves a reproduction operation process, carries out according to following steps:
1) drive body to travel forward, start hopper (1) by material by conveying device (2) convey materials backward;
2) spiral distributor one (4) and ironing machine (6) are promoted by hydraulic jack, break-off,
3) certain proportion virgin material is added in the old bed of material after milling, discharging opening then by being in a mixing bowl (3) top goes out virgin material, now virgin material and old material are stirred by heating fully by a mixing bowl (3), then undertaken paving by spiral distributor two (5) and ironing machine (7), shakeout, tamping and ironing.
Advantage of the present invention is: 1) the present invention arranges a mixing bowl at the middle part of body, and the effect of a mixing bowl is to heat old material and stirring, and for follow-up tripper one, old material paved, shakeout, tamping and ironing provide guarantee; The existence of tripper two then for the paving of virgin material, shakeout, tamping and ironing provide guarantee, pave while thus one function of the present invention realizes surface layer and middle level regeneration, and its structure is simple, compact; 2) another important innovative point of the present invention is that the position be positioned at above a mixing bowl in conveying device also arranges discharging opening, when the object done like this is to need to mix some virgin materials when old material, virgin material can be delivered to a mixing bowl by this discharging opening by this kind of structure easily, by a mixing bowl, old material and virgin material are carried out adding thermal agitation fully, thus guarantee pavement quality, although structure is simple herein, achieves good technique effect, there is good Practical Performance; 3) hopper is further arranged to liftable form of structure by the present invention, hopper position can be set flexibly according to the thickness on road surface like this, can ensure that bottom has enough material spaces excessively to reach, can solve again traditional hopper can not be elevated and because arrange too high cause all-in-one excessive height, charging inconvenience etc. series of problems, hopper adopts lifting structure form to take into full account environment for use of the present invention herein in a word, for the overall performance improving all-in-one has important impact; 4) the present invention adopts wheel-side motor to drive the running of conveying device further, reserved bottom space, solves double-deck paver middle level regeneration punishment in advance problem; 5 a mixing bowls of the present invention adopt multiple blade to stir and infrared heating mode, to the abundant agitating heating of bituminous mixture, improve compound thermal uniformity, selection of the present invention and bituminous mixture absorb heat the obvious infrared band of resonance effect, adopt infrared total radiation heating technique, thermal transition efficiency is high, penetrating power strong, and heat penetration can reach 6-8cm, and energy-conservation more than 30%.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
1 be hopper, 2 be conveying device in figure, 3 be a mixing bowl, 4 for spiral distributor one, 5 for spiral distributor two, 6 be ironing machine, 7 be ironing tamping equipment, 8 for wheel limit running motor, 9 be crawler unit;
21 is that inclination conveyance part, 22 is for horizontal feed portion.
Detailed description of the invention
The present invention includes the hopper 1 being arranged on front part of a body, described hopper 1 rear portion arranges conveying device 2, is provided with a mixing bowl 3, tripper 1 and the tripper 25 that are in hopper 1 rear portion below described conveying device 2 successively;
Described conveying device 2 rear portion is provided with discharging opening, and this discharging opening is between spiral distributor 1 and spiral distributor 25;
Described spiral distributor 1, spiral distributor 25 all possess following form of structure: comprise axis and the vertically disposed screw material-distributing blade of body traffic direction, and the ironing machine 6 at spiral distributor 1 rear portion is set, the ironing tamping equipment 7 at spiral distributor 25 rear portion.
Be provided with composite blading mixing plant in described a mixing bowl 3, a mixing bowl 3 top is provided with infrared heating device.
Described conveying device 2 is in a mixing bowl 3 upper position and is provided with discharging opening, and described a mixing bowl 3 corresponding position is provided with charging aperture.
Described hopper 1 adopts can the left and right two halves structure of doubling, utilizing hydraulic jack to knock over superstructure can focus in the working range of conveyer by the compound in hopper, the number of the conveying capacity of material is controlled by the baffle openings of hopper inside and running speed, and hopper can be elevated by integrated hydraulic, ensure the space that bottom punishment in advance is enough, described conveying device 2 comprises the inclination conveyance part 21 docked with described hopper 1, and and the horizontal feed portion 22 of inclination conveyance part 21 correspondence, conveying device transmission is by fluid motor-driven.
Described body walking relies on wheel-side motor 8 to drive and crawler unit 9 drives.
Pave all-in-one surface layer and middle level of in-situ heat regeneration bilayer paves the course of work of regeneration simultaneously, carries out according to following steps:
1) drive body to travel forward, start hopper 1 by material by conveying device 2 convey materials backward;
2) old material is stirred by a mixing bowl 3, fully stirs old material, utilizes infrared heating device to heat old material simultaneously, then to pave to old material by being arranged on the spiral distributor 1 at a mixing bowl 3 rear portion and ironing machine 6 and pressing;
3) and step 2) synchronous be that virgin material is delivered in the region between spiral distributor 1, spiral distributor 25 by the discharging opening of conveying device 2, and make it be on the old material in middle level by spiral distributor 25 and ironing tamping equipment 7 and pave, shakeout, tamping and ironing;
4) 2) in step, as virgin material need be added in the old bed of material in middle level, discharging opening then by being in a mixing bowl 3 top goes out virgin material, now virgin material and old material are stirred by heating fully by a mixing bowl 3, then undertaken paving and pressing by spiral distributor 1 and ironing machine 6, and by 3) step by virgin material laying thereon.
The in-situ heat regeneration bilayer surface layer after all-in-one milling that paves paves a reproduction operation process, carries out according to following steps:
1) drive body to travel forward, start hopper 1 by material by conveying device 2 convey materials backward;
2) spiral distributor 1 and ironing machine 6 are promoted by hydraulic jack, break-off,
3) in the old bed of material after milling, certain proportion virgin material is added, discharging opening then by being in a mixing bowl 3 top goes out virgin material, now virgin material and old material are stirred by heating fully by a mixing bowl 3, then undertaken paving by spiral distributor 25 and ironing machine 7, shakeout, tamping and ironing.
Below each parts of the present patent application are made and further illustrating, better to understand object of the present invention:
Hopper 1 of the present invention adopts can the left and right two halves structure of doubling, utilizing hydraulic jack to knock over superstructure can focus in novel conveyer 2 working range by the compound in hopper 1, and hopper 1 can be elevated by integrated hydraulic, ensure the space that bottom punishment in advance is enough.
Bituminous mixture paves in groove by being transported to by conveying device 2 bottom hopper 1 by described conveying device 2, and conveying device 2 has two covers, is symmetrical set, and the number of mass transport amount is then controlled by the baffle openings of hopper 1 inside.
Described wheel-side motor 8 drives has that starting torque is large, the range of speeds is broad, volumetric efficiency is high and the advantage such as anti-hole ability is strong, compare over and adopt through-drive, wheel-side motor 8 drives manipulation lighter, smooth running, reduce system temperature, reduce power consumption, and wheel-side motor 8 carries independently EPB, integrated level is higher.
Adopt multiple paddle stirring element in the middle part of described a mixing bowl 3, to the abundant agitating heating of bituminous mixture, improve compound thermal uniformity; This external a mixing bowl 3 top is equipped with infrared heating device, heats, guarantee that bituminous mixture reaches the requirement of paving material to bituminous mixture.
Described spiral distributor 1 and spiral distributor 25 lay respectively at paver rear portion former and later two pave in groove, being positioned at direction of travel compared with the effect of the spiral distributor 1 in front is laterally be distributed on the full width width of the groove that paves through spiral distributor about 1 by the bituminous mixture after stirring through a mixing bowl 3, and being positioned at compared with the pave function of spiral distributor 25 of the upper layer at rear is that the compound transported by upper layer hopper is laterally distributed on the full width width of the groove that paves through spiral distributor about 25.Spiral distributor 1 and spiral distributor 25 are divided into the two groups of helical axis in left and right, and the helical blade rotation direction on it is contrary, carries by the middle part of the groove that paves to make compound to two ends.Spiral distributor is Height Adjustable, can adapt to the needs of different paving thickness.Spiral distributor blade stiffness is high, and abrasion resistance is good, and system reliability is high, smooth running, effectively reduces the segregation of compound.
Described ironing machine 6 and ironing tamping equipment 7 lay respectively at the rear portion of spiral distributor 1 and spiral distributor 25, and its function double-deck paver is paved separately the bituminous mixture of different ratio in groove shakeouts respectively in whole range, (tamping) and ironing.Primarily of compositions such as draft arm, material scraping plate, (vibrating beam), screed, thickness adjusting mechanism and camber governor motions, end face baffle plate can make to shakeout layer and obtain smooth edge.Structurally, ironing machine 6(lacks function of vibrating) and ironing tamping equipment 7 relatively independent, complete separately pave, (vibrating), vibration ironing and the task such as pre-compacted.For screed, all adopt outer end hydraulic telescopic screeding device.Under normal circumstances, the paving width of screed is 2.5 ~ 4.5m, maximumly reaches 6m.
The all-in-one of the application also arranges automatic leveling device, found by sensor, follow the tracks of benchmark, via controller process deviation signal, then the pwm pulse signal of output is passed to solenoid operated directional valve and controls the action of levelling hydraulic cylinder, finally realize the course of work of Automatic Levelling.
Claims (7)
1. an in-situ heat regeneration bilayer paves all-in-one, it is characterized in that, comprise the hopper (1) being arranged on front part of a body, described hopper (1) rear portion arranges conveying device (2), and described conveying device (2) below is provided with a mixing bowl (3), spiral distributor one (4) and the spiral distributor two (5) that are in hopper (1) rear portion successively;
Described conveying device (2) rear portion is provided with discharging opening, and this discharging opening is positioned between spiral distributor one (4) and spiral distributor two (5);
Described spiral distributor one (4), spiral distributor two (5) all possess following form of structure: comprise axis and the vertically disposed screw material-distributing blade of body traffic direction, and the ironing machine (6) at spiral distributor one (4) rear portion is set, the ironing tamping equipment (7) at spiral distributor two (5) rear portion.
2. a kind of in-situ heat regeneration bilayer according to claim 1 paves all-in-one, and it is characterized in that, described a mixing bowl is provided with composite blading mixing plant in (3), and a mixing bowl (3) top is provided with infrared heating device.
3. a kind of in-situ heat regeneration bilayer according to claim 1 paves all-in-one, and it is characterized in that, described conveying device (2) is in a mixing bowl (3) upper position and is provided with discharging opening, and described a mixing bowl (3) corresponding position is provided with charging aperture.
4. a kind of in-situ heat regeneration bilayer according to claim 1 paves all-in-one, it is characterized in that, hopper (1) adopts can the left and right two halves structure of doubling, utilizing hydraulic jack to knock over superstructure can focus in the working range of conveyer by the compound in hopper, the number of the conveying capacity of material is controlled by the baffle openings of hopper inside and running speed, and hopper can be elevated by integrated hydraulic, ensure the space that bottom punishment in advance is enough, described conveying device (2) comprises the inclination conveyance part (21) docked with described hopper (1), and the horizontal feed portion (22) corresponding with inclination conveyance part (21), conveying device transmission is by fluid motor-driven.
5. a kind of in-situ heat regeneration bilayer according to claim 4 paves all-in-one, it is characterized in that, described body walking relies on wheel-side motor (8) to drive and crawler unit (9) driving.
6. pave all-in-one surface layer and middle level of in-situ heat regeneration bilayer paves the course of work of regeneration simultaneously, it is characterized in that, carries out according to following steps:
1) drive body to travel forward, start hopper (1) by material by conveying device (2) convey materials backward;
2) old material is stirred by a mixing bowl (3), old material is fully stirred, utilize infrared heating device to heat old material simultaneously, then old material paved by being arranged on the spiral distributor one (4) at a mixing bowl (3) rear portion and ironing machine (6) and pressing;
3) and step 2) synchronous be that virgin material is delivered in the region between spiral distributor one (4), spiral distributor two (5) by the discharging opening of conveying device (2), and by spiral distributor two (5) and press tamping equipment (7) make it be on the old material in middle level and pave, shakeout, tamping and ironing;
4) 2) in step, as virgin material need be added in the old bed of material in middle level, discharging opening then by being in a mixing bowl (3) top goes out virgin material, now virgin material and old material are stirred by heating fully by a mixing bowl (3), then undertaken paving and pressing by spiral distributor one (4) and ironing machine (6), and by 3) step by virgin material laying thereon.
7. the in-situ heat regeneration bilayer surface layer after all-in-one milling that paves paves a reproduction operation process, carries out according to following steps:
1) drive body to travel forward, start hopper (1) by material by conveying device (2) convey materials backward;
2) spiral distributor one (4) and ironing machine (6) are promoted by hydraulic jack, break-off,
3) certain proportion virgin material is added in the old bed of material after milling, discharging opening then by being in a mixing bowl (3) top goes out virgin material, now virgin material and old material are stirred by heating fully by a mixing bowl (3), then undertaken paving by spiral distributor two (5) and ironing machine (7), shakeout, tamping and ironing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510640295.3A CN105178144A (en) | 2015-10-08 | 2015-10-08 | Double-layer spreading and paving integrated machine realizing hot in-place recycling and working process of double-layer spreading and paving integrated machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510640295.3A CN105178144A (en) | 2015-10-08 | 2015-10-08 | Double-layer spreading and paving integrated machine realizing hot in-place recycling and working process of double-layer spreading and paving integrated machine |
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| CN105178144A true CN105178144A (en) | 2015-12-23 |
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Cited By (7)
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| CN106049241A (en) * | 2016-03-28 | 2016-10-26 | 韦积分 | Construction method for on-site thermal regeneration of bituminous pavement |
| CN107254829A (en) * | 2017-08-07 | 2017-10-17 | 江苏集萃道路工程技术与装备研究所有限公司 | A kind of novel microwave heating remixing regenerating device and its filling remixing regeneration technology |
| CN107354848A (en) * | 2017-08-11 | 2017-11-17 | 吉林省嘉鹏集团有限公司 | Sheet pavement in-situ heat regeneration is mated formation device |
| CN109385946A (en) * | 2017-08-11 | 2019-02-26 | 吉林省嘉鹏集团有限公司 | Sheet pavement in-situ heat regeneration bilayer Paving Techniques |
| CN112252133A (en) * | 2020-11-23 | 2021-01-22 | 无锡市政设计研究院有限公司 | Integrated pavement paving device and construction method |
| CN112357621A (en) * | 2020-11-23 | 2021-02-12 | 南通奥普机械工程有限公司 | Movable type surface feeding machine with plate chain structure |
| CN115450090A (en) * | 2022-10-20 | 2022-12-09 | 中电建路桥集团有限公司 | Digital autonomous double-layer paving device and method |
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| CN106049241A (en) * | 2016-03-28 | 2016-10-26 | 韦积分 | Construction method for on-site thermal regeneration of bituminous pavement |
| CN107254829A (en) * | 2017-08-07 | 2017-10-17 | 江苏集萃道路工程技术与装备研究所有限公司 | A kind of novel microwave heating remixing regenerating device and its filling remixing regeneration technology |
| CN107354848A (en) * | 2017-08-11 | 2017-11-17 | 吉林省嘉鹏集团有限公司 | Sheet pavement in-situ heat regeneration is mated formation device |
| CN109385946A (en) * | 2017-08-11 | 2019-02-26 | 吉林省嘉鹏集团有限公司 | Sheet pavement in-situ heat regeneration bilayer Paving Techniques |
| CN112252133A (en) * | 2020-11-23 | 2021-01-22 | 无锡市政设计研究院有限公司 | Integrated pavement paving device and construction method |
| CN112357621A (en) * | 2020-11-23 | 2021-02-12 | 南通奥普机械工程有限公司 | Movable type surface feeding machine with plate chain structure |
| CN112357621B (en) * | 2020-11-23 | 2021-06-25 | 南通奥普机械工程有限公司 | Movable type surface feeding machine with plate chain structure |
| CN115450090A (en) * | 2022-10-20 | 2022-12-09 | 中电建路桥集团有限公司 | Digital autonomous double-layer paving device and method |
| CN115450090B (en) * | 2022-10-20 | 2023-09-01 | 中电建路桥集团有限公司 | Digital autonomous double-layer paving device and paving method |
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