CN115404742A - Asphalt mixture production method and device based on milling material recycling - Google Patents
Asphalt mixture production method and device based on milling material recycling Download PDFInfo
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- CN115404742A CN115404742A CN202110588585.3A CN202110588585A CN115404742A CN 115404742 A CN115404742 A CN 115404742A CN 202110588585 A CN202110588585 A CN 202110588585A CN 115404742 A CN115404742 A CN 115404742A
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- 239000010426 asphalt Substances 0.000 title claims abstract description 110
- 239000000463 material Substances 0.000 title claims abstract description 50
- 239000000203 mixture Substances 0.000 title claims abstract description 35
- 238000004064 recycling Methods 0.000 title claims abstract description 24
- 238000003801 milling Methods 0.000 title claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 239000002699 waste material Substances 0.000 claims abstract description 61
- 238000012546 transfer Methods 0.000 claims abstract description 37
- 238000003756 stirring Methods 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 230000009471 action Effects 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 7
- 230000001174 ascending effect Effects 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 3
- 239000012492 regenerant Substances 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 230000003137 locomotive effect Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 1
- 125000004122 cyclic group Chemical group 0.000 claims 1
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- 241001330002 Bambuseae Species 0.000 description 16
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 16
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- 239000011295 pitch Substances 0.000 description 14
- 230000008569 process Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
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- 238000009434 installation Methods 0.000 description 2
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- 239000006227 byproduct Substances 0.000 description 1
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- 239000011280 coal tar Substances 0.000 description 1
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Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/05—Crushing, pulverising or disintegrating apparatus; Aggregate screening, cleaning, drying or heating apparatus; Dust-collecting arrangements specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1004—Reconditioning or reprocessing bituminous mixtures, e.g. salvaged paving, fresh patching mixtures grown unserviceable; Recycling salvaged bituminous mixtures; Apparatus for the in-plant recycling thereof
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1013—Plant characterised by the mode of operation or the construction of the mixing apparatus; Mixing apparatus
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1013—Plant characterised by the mode of operation or the construction of the mixing apparatus; Mixing apparatus
- E01C19/1027—Mixing in a rotary receptacle
Abstract
The invention provides a method and a device for producing an asphalt mixture based on recycling of milling materials. The method can rapidly and mechanically load the waste asphalt mixture in the storage area, namely, the recycled asphalt mixture is crushed, graded and screened in different areas through the position movement of the transfer piece, the transfer piece is overturned through the overturning and conveying action to overturn the recycled asphalt mixture into a rotary drum at a relatively high position, and the recycled asphalt mixture is obtained through the heating and stirring of the rotary drum and is reused for paving the road surface.
Description
Technical Field
The invention relates to the field of recycling of milling materials, in particular to a method and a device for producing an asphalt mixture based on recycling of milling materials, which can be used for pavement paving and is obtained by recycling waste asphalt on a worn road surface.
Background
The types of asphalt mainly include coal tar asphalt, petroleum asphalt, and natural asphalt. Wherein the source of the coal tar pitch is a coking byproduct. The source of petroleum pitch is the residue after distillation of crude oil. The natural asphalt is obtained by underground mining, and is formed into ore layers or accumulated on the surface of the crust. The application range of the asphalt comprises industries of paint, plastics, rubber and the like, pavement and the like.
The method is quite mature, and the waste asphalt milling material on the old pavement is crushed and sieved, and then the regenerated asphalt reducing agent and a small amount of new asphalt are added and mixed for paving the pavement. The technology can utilize 70% of asphalt mixture to mill old materials, and can save 34% of the cost of brand new asphalt materials.
The mode of doing so not only can reduce environmental pollution, reduces natural aggregate demand moreover, also reduces the pollution of a large amount of wastes material to the environment to can promote road surface ageing resistance and anti-rutting performance etc. this technical advantage is obvious, and energy-conserving effect is showing, and social and economic benefits are outstanding.
However, in actual work, it is found that when asphalt waste materials in some areas are filled into the rotary stirring structure, because the waste asphalt materials are often accumulated on the ground, and because the opening of the side part of the rotary drum is small, a plurality of workers are generally required to gradually feed the waste asphalt materials accumulated in a large area into the rotary drum in a shovel manner, so that the work efficiency is obviously inhibited, and the high requirement is provided for the labor operation of the workers.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a method which can realize mechanical matched filling of waste asphalt materials in a ground area and reduce the labor intensity of workers.
The invention provides an asphalt mixture production method based on milling material recycling, which comprises the following steps:
s1, operating on a waste road surface through a milling machine to obtain recycled asphalt waste;
s2, crushing and screening the recycled asphalt waste to obtain asphalt waste with required particle size;
s3: transferring the asphalt waste to a recovery area and storing the asphalt waste in a centralized manner;
s4: moving a mixing device to the location of the recovery area;
s5: dividing the asphalt waste in the recovery area into a plurality of different areas, transferring the asphalt waste in the different areas to a transfer piece one by one, and turning over the transfer piece to transfer the asphalt waste into a rotary drum; in addition, the transfer piece is subjected to regional movement through a driving assembly, and the driving assembly can drive the transfer piece to move into different regions;
s6: stirring, mixing and heating the added asphalt waste in the rotary cylinder, and adding materials such as asphalt regenerant, coarse and fine aggregates, asphalt and the like according to a test to finally obtain fresh asphalt for paving a pavement.
The beneficial effect of above-mentioned scheme does: the method can quickly and mechanically load the waste asphalt in the storage area, namely, the loading of the asphalt waste in different areas is realized by moving the position of the transfer piece, the transfer piece is overturned by the overturning action to overturn the loaded asphalt waste and then send the asphalt waste into the rotary drum at a relatively high position, and the fresh asphalt is obtained after the operation of the rotary drum and is reused for paving the pavement.
According to a preferable scheme, the mixing device comprises a moving vehicle, a driving assembly and a transfer piece, the transfer piece is provided with a first motor, a second motor, a first connecting rod, a second connecting rod, a pushing rod, a bucket and a pushing slide way, the first motor is connected with the pushing slide way, the pushing rod is arranged in the pushing slide way, the bucket is arranged at the outer end of the pushing rod, the second motor is connected with the first connecting rod, the second connecting rod is hinged with the first connecting rod, the other end of the second connecting rod is hinged with the pushing rod, and the pushing rod is slidably arranged in the pushing slide way.
The beneficial effect of above-mentioned scheme does: the bucket moves in the pushing slide way under the pushing action of the pushing rod, so that the bucket can shovel asphalt waste on the ground to complete loading action on the one hand, and the bucket can be controlled to move on the ground, namely, the bucket is controlled to move to a farther area to load. In addition, the pushing slide way can be driven to rotate under the action of the motor and the connecting rod, so that the moving of the bucket and the loading process of waste asphalt in a larger area are further improved.
In a preferred embodiment, the production method comprises the following steps:
the first motor rotates to drive the pushing slide way to rotate, the pushing slide way correspondingly drives the pushing rod and the bucket to rotate when rotating, and meanwhile, the first connecting rod and the second connecting rod are folded and bent, so that the bucket can rotate and move to different position areas, asphalt waste materials are loaded onto the bucket in different position areas or the bucket shovels the asphalt waste materials on the ground, and then the asphalt waste materials on the bucket are turned into the rotary cylinder through turning action;
through the rotation of second motor drives the head rod rotates, corresponding drive the second connecting rod removes, the second connecting rod drives the propelling movement pole is in carry out sliding movement in the propelling movement slide, the propelling movement pole drives the scraper bowl is in move and remove to different regions in the propelling movement slide, simultaneously the propelling movement pole drives the scraper bowl shovels waste asphalt material on the ground.
A preferred scheme is that a rotating drum is arranged on the moving vehicle, the rotating drum is provided with a side opening, the driving assembly is provided with a driving motor, a crank, a first sliding block, a first sliding groove, a second sliding block, a second sliding groove, a first vertical plate, a second vertical plate, a vertical toothed plate, a toothed sector plate and a connecting plate, the second sliding groove is formed in the second vertical plate, the driving motor is connected with the crank, the other end of the crank is connected with the first sliding block, the first sliding block is slidably arranged in the first sliding groove, the first sliding groove is connected with the second sliding block, the second sliding block is arranged in the second sliding groove, the second sliding block penetrates through the second sliding groove and is connected with the connecting plate through a rotating column, the connecting plate and the rotating column can rotate relative to the second sliding block, the toothed sector plate is arranged on the connecting plate, the vertical toothed plate is further arranged on the second vertical plate, and the toothed sector plate is meshed with the toothed sector plate.
The beneficial effect of above-mentioned scheme does: the drive assembly realizes the ascending and rotating action of the sector toothed plate through the ascending and descending of the second sliding block, namely, the ascending and rotating action is realized, so that the transfer piece can be overturned and ascended, and then asphalt waste materials on a bucket on the transfer piece are sent into the rotating cylinder to perform feeding action. In addition, the second sliding block can be driven to move up and down through the lifting air cylinders, namely, the lifting air cylinders are used for replacing the driving motor, the crank and the first sliding groove.
One preferred embodiment comprises the following steps: the drive motor drive the crank rotates, the crank drives the first slider slides in the first sliding chute and drives the first sliding chute carries out vertical direction motion, simultaneously the first sliding chute drives the sector toothed plate and the connecting plate carries out the ascending removal of vertical direction, the sector toothed plate with the tooth portion of vertical toothed plate cooperates, vertical toothed plate drive the sector toothed plate overturns and rotates, and then makes sector toothed plate, connecting plate, rotation post and transfer piece carry out rotatory upset motion for the second sliding block, and then the pitch waste material that bears on the scraper bowl overturns by relative low position to relative high position, when the scraper bowl overturns 90 degrees then sends into the pitch waste material in the scraper bowl in the revolving cylinder.
A preferred scheme is, rotating electrical machines, a supporting bench, drive wheel, supporting wheel, conveyer belt, backing roll have on the locomotive, the first end of rotatory section of thick bamboo has annular tooth portion, the second end of rotatory section of thick bamboo has annular bellying, annular tooth portion support connection is on drive wheel and supporting wheel, the drive wheel passes through the conveyer belt with the rotating electrical machines is connected, annular bellying sets up on the backing roll, the backing roll with drive wheel and supporting wheel all set up on the supporting bench, rotatory section of thick bamboo inside has the stirring structure, the stirring structure is used for right the pitch material in the rotatory section of thick bamboo stirs the mixture, have the zone of heating on the outer wall of rotatory section of thick bamboo, the zone of heating is used for right the inside pitch material of rotatory section of thick bamboo heats.
A preferred scheme is, the rotating electrical machines drive the conveyer belt rotates, the conveyer belt drives the drive wheel rotates, the drive wheel is corresponding to be driven annular tooth portion with rotatory section of thick bamboo rotates, with right the operation of rolling is carried out to the inside pitch material of rotatory section of thick bamboo, simultaneously, the zone of heating right the inside pitch material of rotatory section of thick bamboo heats the operation, and stirring structure is right the inside pitch material of rotatory section of thick bamboo stirs the upset.
Drawings
Fig. 1 is a schematic structural view from the top of an installation for producing asphalt mixture based on recycling of milled material.
Fig. 2 is a schematic structural view from the front view of an apparatus for producing asphalt mixture based on recycling of milled material.
Fig. 3 is a schematic structural view of an apparatus for producing asphalt mixture based on milled material recycling from an oblique view angle.
Fig. 4 is a schematic view of the structure of the drive assembly and the transfer element of the device for the production of bituminous mixes based on the recycling of milled material.
Fig. 5 is a schematic view of the drive assembly and transfer element of the installation for the production of asphalt mixture based on the recycling of milled material.
Fig. 6 is a schematic view of a part of the structure of an apparatus for producing asphalt mixture based on recycling of milled material.
Detailed Description
The first embodiment:
the invention provides an asphalt mixture production method based on milling material recycling, which comprises the following steps:
s1, operating on a waste pavement through a milling machine to obtain recycled asphalt waste;
s2, crushing and screening the recycled asphalt waste to obtain asphalt waste with required particle size;
s3: transferring the asphalt waste to a recycling area and storing the asphalt waste in a centralized manner;
s4: moving the mixing device to a location in a recovery area;
s5: dividing the asphalt waste in the recovery area into a plurality of different areas, transferring the asphalt waste in the different areas to a transfer piece one by one, and turning over the transfer piece to transfer and turn over the asphalt waste into a rotary drum; in addition, the transfer piece is subjected to regional movement through the driving assembly, and the driving assembly can drive the transfer piece to move into different regions;
s6: stirring, mixing and heating the added asphalt waste in the rotary cylinder, and adding an asphalt regenerant, coarse and fine aggregates and a fresh asphalt material according to a test to finally obtain the fresh asphalt for paving a pavement.
Second embodiment:
preferably, as shown in fig. 1 to 6, the mixing device of the present embodiment includes a moving vehicle 10, a driving assembly 20, and a transfer member 30, the transfer member 30 has a first motor 31, a second motor 32, a first connecting rod 33, a second connecting rod 34, a push rod 35, a bucket 36, and a push slideway 37, the first motor 31 is connected to the push slideway 37, the push rod 35 is disposed in the push slideway 37, the bucket 36 is disposed at an outer end of the push rod 35, the second motor 32 is connected to the first connecting rod 33, the second connecting rod 34 is hinged to the first connecting rod 33, the other end of the second connecting rod 34 is hinged to the push rod 35, and the push rod 35 is slidably disposed in the push slideway 37.
The production method of this example includes the following steps:
through the rotation of first motor 31, drive propelling movement slide 37 and rotate, propelling movement slide 37 correspondingly drives push rod 35 and scraper bowl 36 and rotates when rotating, first connecting rod 33 and second connecting rod 34 have carried out folding bending and position rotation simultaneously, just so can make scraper bowl 36 rotate and have moved to different position regions, with the realization load the pitch waste material on scraper bowl 36 or realize scraper bowl 36 through the removal process and carry out the operation of shovel getting the pitch waste material on the ground in the position region of difference, then through the upset action and turn into the pitch waste material on scraper bowl 36 in rotatory section of thick bamboo 11.
Through the rotation of second motor 32, it rotates to drive first connecting rod 33, corresponding drive second connecting rod 34 removes, second connecting rod 34 drives propelling movement pole 35 and slides in propelling movement slide 37 and removes to the region of difference, propelling movement pole 35 drives the scraper bowl 36 and removes in propelling movement slide 37 and removes, propelling movement pole 35 drives scraper bowl 36 and shovels old and useless pitch material on the ground simultaneously, the automatic charging process of realizing scraper bowl 36 through the travelling action of propelling movement pole 35 promptly, or the removal drive effect through propelling movement pole 25, can make scraper bowl 36 carry out the position on the ground and remove and accomplish the charging process.
The third embodiment:
preferably, the moving cart 10 of the present embodiment has a rotary drum 11 thereon, the rotary drum 11 has a side opening 115, the driving assembly 20 has a driving motor 21, a crank 22, a first slider 23, a first sliding groove 24, a second slider 25, a second sliding groove 26, a first vertical plate 27, a second vertical plate 28, a vertical toothed plate 281, a toothed segment 291, and a connecting plate 29, the second sliding groove 26 is disposed on the second vertical plate 28, the driving motor 21 is connected to the crank 22, the other end of the crank 21 is connected to the first slider 23, the first slider 23 is slidably disposed in the first sliding groove 24, the first sliding groove 24 is connected to the second slider 25, the second slider 25 is disposed in the second sliding groove 26, the second slider 25 passes through the second sliding groove 26 and is connected to the connecting plate 29 through a rotating column 292, the connecting plate 29 and the rotating column 292 are capable of rotating relative to the second slider 25, the connecting plate 29 is provided with the toothed segment 291, the vertical toothed plate 28 is further provided with the vertical toothed plate 281, and the toothed segment 291 is engaged with the toothed plate 291. Preferably, the second vertical plate 28 further has a resilient stop lever 284 thereon, and the resilient stop lever 284 is adapted to cooperate with the lower notch 293 of the connecting plate 29.
The apparatus of this embodiment comprises the following steps: the driving motor 21 drives the crank 22 to rotate, the crank 22 drives the first sliding block 23 to slide in the first sliding groove 24 and drives the first sliding groove 24 to move in the vertical direction, meanwhile, the first sliding groove 24 drives the second sliding block 25, the sector-shaped toothed plate 291 and the connecting plate 29 move in the vertical direction, the sector-shaped toothed plate 291 is matched with the tooth part of the vertical toothed plate 281, when the sector-shaped toothed plate 291 is in the ascending process, the vertical toothed plate 281 drives the sector-shaped toothed plate 291 to rotate in an overturning manner, so that the sector-shaped toothed plate 291, the connecting plate 29, the rotating column 292 and the transfer piece 30 rotate and overturn relative to the second sliding block 25, so that the asphalt waste borne by the bucket 36 is overturned from a relatively low position to a relatively high position, when the bucket 36 overturns 90 degrees, the asphalt waste in the bucket 36 is conveyed into the rotary drum 11 in an overturning manner, that is, the bucket 26 is overturned to the position of the side opening 115 and conveys the asphalt waste into the rotary drum 11.
The fourth embodiment:
preferably, the moving vehicle 10 of the present embodiment has a rotating electrical machine 12, a supporting platform 13, a driving wheel 14, a supporting wheel 15, a conveyor belt 16, and a supporting roller 17, a first end of the rotating drum 11 has an annular tooth portion 111, a second end of the rotating drum 11 has an annular protruding portion 112, the annular tooth portion 111 is supported and connected to the driving wheel 14 and the supporting wheel 15, the driving wheel 14 is connected to the rotating electrical machine 12 through the conveyor belt 16, the annular protruding portion 112 is disposed on the supporting roller 17, the driving wheel 14, and the supporting wheel 15 are disposed on the supporting platform 13, the rotating drum 11 has a stirring structure inside, the stirring structure is used for stirring and mixing asphalt materials in the rotating drum 11, the rotating drum 11 has a heating layer on an outer wall thereof, and the heating layer is used for heating asphalt materials inside the rotating drum 11.
Rotating electrical machines 31 drive conveyer belt 16 rotates, and conveyer belt 16 drives drive wheel 14 and rotates, and drive wheel 14 is corresponding to drive ring tooth portion 111 and a rotatory section of thick bamboo 11 and rotates, and a rotatory section of thick bamboo 11 rotates to the operation of rolling to the pitch material of a rotatory section of thick bamboo inside, simultaneously, the zone of heating adds hot operation to the pitch material of a rotatory section of thick bamboo 11 inside, and the stirring structure stirs the upset to the pitch material of a rotatory section of thick bamboo 11 inside.
In the stirring process of the waste asphalt in the rotary drum, other required chemical substances can be added into the waste asphalt according to the requirement, and the technology is introduced in the prior art and does not belong to the technology directly related to the innovation point of the invention, so that the technology is not repeated.
In other embodiments, the push slide and the bucket of the transfer piece can also rotate to the lower position of the rotary cylinder, the lower position of the rotary cylinder is provided with a discharge hole, the discharge hole is provided with a discharge pipe, the discharge hole is provided with a control valve, when the pavement repair of a local area needs to be carried out on the ground, asphalt in the rotary cylinder can flow into the bucket below through the discharge pipe, then the bucket can move to the pit position of the pavement to be repaired by transferring fresh asphalt in the bucket through the rotation function and matching the rotation function mentioned in the previous embodiment and the moving function in the push slide, and then the filling process is completed, so that a lot of manual labor is saved. That is, the transfer member not only has the function of loading the asphalt waste into the rotary drum, but also can receive the asphalt again through the bucket of the transfer member after the asphalt is recycled to obtain recycled asphalt, and the asphalt is filled and repaired to the pit position on the ground again, so that the application of two working processes is realized.
Claims (9)
1. The method for producing the asphalt mixture based on the recycling of the milled materials is characterized by comprising the following steps of:
s1, operating on a waste road surface through a milling machine to obtain recycled asphalt waste;
s2, crushing and screening the recycled asphalt mixture to obtain the recycled asphalt mixture with the required particle size;
s3: transferring the recycled asphalt mixture to a recycling area and storing the recycled asphalt mixture in a centralized manner;
s4: moving a mixing device to the location of the recovery area;
s5: dividing the asphalt mixture waste in the recovery area into a plurality of different areas, transferring the asphalt mixture waste in the different areas to a transfer piece one by one, and turning over the transfer piece to transfer the asphalt mixture waste into a rotary drum; in addition, the transfer piece is moved in an area through a driving assembly, and the driving assembly can drive the transfer piece to move to different areas;
s6: conveying the graded and screened asphalt mixture waste into a rotary drum, stirring, mixing and heating, and adding asphalt regenerant, coarse and fine aggregates, asphalt and other materials according to a test to finally obtain a regenerated asphalt mixture for paving a road surface.
2. The asphalt mixture production method based on milled material recycling according to claim 1, wherein the mixing device comprises a moving vehicle, a driving assembly and a transfer member, the transfer member comprises a first motor, a second motor, a first connecting rod, a second connecting rod, a push rod, a bucket and a push slideway, the first motor is connected with the push slideway, the push rod is arranged in the push slideway, the bucket is arranged at the outer end of the push rod, the second motor is connected with the first connecting rod, the second connecting rod is hinged with the first connecting rod, the other end of the second connecting rod is hinged with the push rod, and the push rod is slidably arranged in the push slideway.
3. The method for producing an asphalt mixture based on the recycling of milled material according to claim 2, characterized in that it comprises the following steps:
the first motor rotates to drive the pushing slide way to rotate, the pushing slide way correspondingly drives the pushing rod and the bucket to rotate when rotating, and meanwhile, the first connecting rod and the second connecting rod are folded and bent, so that the bucket can rotate and move to different position areas, asphalt waste materials are loaded onto the bucket in different position areas or the bucket shovels the asphalt waste materials on the ground, and then the asphalt waste materials on the bucket are turned into the rotary cylinder through turning action;
through the rotation of second motor drives the head rod rotates, and corresponding drive the second connecting rod removes, the second connecting rod drives the propelling movement pole is in carry out sliding movement in the propelling movement slide, the propelling movement pole drives the scraper bowl is in remove and remove to the different region in the propelling movement slide, simultaneously the propelling movement pole drives the scraper bowl is at subaerial shovel old and useless pitch material.
4. The milled material recycling-based asphalt mixture production method according to claim 2, wherein the moving vehicle is provided with a rotating cylinder, the rotating cylinder is provided with a side opening, the driving assembly is provided with a driving motor, a crank, a first sliding block, a first sliding groove, a second sliding block, a second sliding groove, a first vertical plate, a second vertical plate, a vertical toothed plate, a sector toothed plate and a connecting plate, the second sliding groove is formed in the second vertical plate, the driving motor is connected with the crank, the other end of the crank is connected with the first sliding block, the first sliding block is slidably arranged in the first sliding groove, the first sliding groove is connected with the second sliding block, the second sliding block is arranged in the second sliding groove, the second sliding block penetrates through the second sliding groove and is connected with the connecting plate through a rotating column, the connecting plate and the rotating column can rotate relative to the second sliding block, the sector toothed plate is arranged on the connecting plate, the vertical toothed plate is further arranged on the second vertical plate, and the vertical toothed plate is meshed with the sector toothed plate.
5. The asphalt mixture production method based on milled material recycling according to claim 4, characterized by comprising the following steps: the drive motor drive the crank rotates, the crank drives the first slider slides in the first sliding chute and drives the first sliding chute carries out vertical direction motion, simultaneously the first sliding chute drives the sector toothed plate and the connecting plate carries out the ascending removal of vertical direction, the sector toothed plate with the tooth portion of vertical toothed plate cooperates, vertical toothed plate drive the sector toothed plate overturns and rotates, and then makes sector toothed plate, connecting plate, rotation post and transfer piece carry out rotatory upset motion for the second sliding block, and then the pitch waste material that bears on the scraper bowl overturns by relative low position to relative high position, when the scraper bowl overturns 90 degrees then sends into the pitch waste material in the scraper bowl in the revolving cylinder.
6. The milled material recycling-based asphalt mixture production method according to claim 2, wherein the moving vehicle is provided with a rotating motor, a supporting platform, a driving wheel, a supporting wheel, a conveying belt and a supporting roller, the first end of the rotating drum is provided with an annular tooth part, the second end of the rotating drum is provided with an annular protruding part, the annular tooth part is connected to the driving wheel and the supporting wheel in a supporting manner, the driving wheel is connected with the rotating motor through the conveying belt, the annular protruding part is arranged on the supporting roller, the supporting roller and the driving wheel and the supporting wheel are both arranged on the supporting platform, the rotating drum is internally provided with a stirring structure, the stirring structure is used for stirring and mixing asphalt materials in the rotating drum, the outer wall of the rotating drum is provided with a heating layer, and the heating layer is used for heating the asphalt materials in the rotating drum.
7. The asphalt mixture production method based on milling material recycling of claim 6, wherein the rotary motor drives the conveyor belt to rotate, the conveyor belt drives the driving wheel to rotate, the driving wheel correspondingly drives the ring-shaped tooth portion and the rotary drum to rotate, the rotary drum rotates to roll the asphalt material inside the rotary drum, meanwhile, the heating layer heats the asphalt material inside the rotary drum, and the stirring structure stirs and turns over the asphalt material inside the rotary drum.
8. The utility model provides an asphalt mixture apparatus for producing based on mill material cyclic utilization, a serial communication port, mixing arrangement includes locomotive, drive assembly and transfer piece, transfer piece has first motor, second motor, head rod, second connecting rod, propelling movement pole, scraper bowl, propelling movement slide, first motor with the propelling movement slide is connected, the propelling movement pole sets up in the propelling movement slide, the outer tip setting of propelling movement pole the scraper bowl, the second motor with the head rod is connected, the second connecting rod with the head rod is articulated to be connected, the other end of second connecting rod with the propelling movement pole is articulated, propelling movement pole slidable ground sets up in the propelling movement slide.
9. The milled material recycling-based asphalt mixture production device according to claim 8, wherein the moving vehicle is provided with a rotating cylinder, the rotating cylinder is provided with a side opening, the driving assembly is provided with a driving motor, a crank, a first sliding block, a first sliding groove, a second sliding block, a second sliding groove, a first vertical plate, a second vertical plate, a vertical toothed plate, a sector toothed plate and a connecting plate, the second sliding groove is formed in the second vertical plate, the driving motor is connected with the crank, the other end of the crank is connected with the first sliding block, the first sliding block is slidably arranged in the first sliding groove, the first sliding groove is connected with the second sliding block, the second sliding block is arranged in the second sliding groove, the second sliding block penetrates through the second sliding groove and is connected with the connecting plate through a rotating column, the connecting plate and the rotating column can rotate relative to the second sliding block, the sector toothed plate is arranged on the connecting plate, the vertical toothed plate is further arranged on the second vertical plate, and the vertical toothed plate is meshed with the sector toothed plate.
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| CN202110588585.3A CN115404742A (en) | 2021-05-28 | 2021-05-28 | Asphalt mixture production method and device based on milling material recycling |
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| CN202110588585.3A CN115404742A (en) | 2021-05-28 | 2021-05-28 | Asphalt mixture production method and device based on milling material recycling |
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