CN213978451U - Production process equipment for wet-process direct-vat-set rubber-reclaimed asphalt mixture - Google Patents
Production process equipment for wet-process direct-vat-set rubber-reclaimed asphalt mixture Download PDFInfo
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- CN213978451U CN213978451U CN202022602382.9U CN202022602382U CN213978451U CN 213978451 U CN213978451 U CN 213978451U CN 202022602382 U CN202022602382 U CN 202022602382U CN 213978451 U CN213978451 U CN 213978451U
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Abstract
The utility model relates to an asphalt mixture production field, concretely relates to wet process direct vat rubber-reclaimed asphalt mixture's production process equipment, include: the device comprises a reclaimed material crushing and screening device, a graded reclaimed material lifting device, a regenerant storage device, a new aggregate processing device, a mineral powder storage device, an asphalt-rubber storage device and an asphalt mixture mixing plant; the graded reclaimed material lifting device, the regenerant storage device, the new aggregate processing device, the mineral powder storage device and the asphalt-rubber storage device are respectively connected with the asphalt mixture mixing plant. The utility model discloses a wet process direct vat rubber-reclaimed asphalt mixture's production process equipment, simple structure has increased pitch-rubber production line and reclaimed materials on mixing the basis of transformation to former intermittent type formula asphalt mixture and has handled the lifting line, and machining efficiency is high, processing technology is simple, can be effectual to old pitch and rubber waste further production and processing, and fail safe nature is high.
Description
Technical Field
The utility model relates to a pitch production field, concretely relates to wet process direct vat set rubber-reclaimed asphalt mixture's production process equipment.
Background
China has obtained certain research results on the research of recycling of asphalt pavements, but the technology of recycling of asphalt pavements is developed late in China, and the research on the application of reclaimed materials on high-grade roads is insufficient. At present, as China does not completely master the regeneration technology of the old asphalt pavement, few asphalt regeneration equipment for engineering popularization and application exist, and the huge old asphalt concrete layers can only be abandoned in vain after being dug, so that resources are wasted, and the environment is seriously polluted.
In the same way, the utilization of waste rubber tires is a difficult problem, the speed of the waste tires generated in China at present is rapidly increased by 8% -10%, and a large amount of waste tires bring about the problems of large occupied space, low utilization rate, difficult recovery and treatment and the like. In the road industry, a large amount of modified materials are used for improving the performance of asphalt, improving the physical and mechanical properties of asphalt mixtures and further improving the service performance of pavements.
Therefore, how to effectively further produce and process the old asphalt and the waste rubber is a problem to be solved.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model provides a wet process direct vat rubber-reclaimed asphalt mixture's production technology equipment, simple structure, when adding man-hour to further production of old pitch and rubber wastes, machining efficiency is high, processing technology is simple, does not need very long high temperature development time, and fail safe nature is high.
The purpose of the utility model is realized by adopting the following technical scheme:
the utility model provides a production process equipment of wet process direct vat rubber-reclaimed asphalt mixture, include: the device comprises a reclaimed material crushing and screening device, a graded reclaimed material lifting device, a regenerant storage device, a new aggregate processing device, a mineral powder storage device, an asphalt-rubber storage device and an asphalt mixture mixing plant;
the reclaimed material crushing and screening device is connected with the graded reclaimed material lifting device;
the graded reclaimed material lifting device, the regenerant storage device, the new aggregate processing device, the mineral powder storage device and the asphalt-rubber storage device are respectively connected with the asphalt mixture mixing plant.
The asphalt-rubber storage device is a production storage device after waste rubber powder and matrix asphalt are blended, swelled and developed.
The reclaimed material crushing and screening device operates through an impact type crushing and screening system.
Preferably, the graded reclaimed material lifting device comprises a waste material graded feeding bin, a first belt conveyor, a lifting chain bucket pipe and a first storage bin which are connected in sequence; the first storage bin is connected with the asphalt mixture mixing plant.
Preferably, the regeneration-agent storage means comprises a regeneration-agent storage tank; a conveying conduit and a metering device are arranged in the regeneration agent storage tank; the regeneration dosage storage tank is connected with the asphalt mixture mixing plant.
Preferably, the new aggregate processing device comprises each grade of new aggregate feeding bin, a second belt conveyor, a drying roller, a second lifting chain bucket pipe, a vibrating screen and a second storage bin; the new aggregate treatment device is connected with the asphalt mixture mixing plant.
Preferably, the mineral powder storage device comprises a mineral powder storage bin; a blowing conduit is arranged in the mineral powder storage bin; the blowing conduit is connected with the asphalt mixture mixing plant.
Preferably, the asphalt-rubber storage device comprises an asphalt-rubber mixing device, a rubber mill and an asphalt-rubber storage tank which are connected in sequence; the asphalt-rubber mixing device is provided with waste rubber powder and matrix asphalt inlet ends, and the rubber mill is provided with an asphalt-rubber binder outlet end; and an asphalt-rubber binding material outlet end on the asphalt-rubber storage tank is connected with the asphalt mixture mixing plant.
Preferably, the oil-containing particle size after the waste material is classified by the classifying and feeding bin is two grades of RAP0-6mm and RAP6-16 mm.
Preferably, the fresh aggregate is vibratory screened into coarse aggregate and fine aggregate.
Preferably, the upper end surface of the asphalt mixture mixing plant is provided with a first mixing and stirring bin, a second mixing and stirring bin and a mixture feeding hole; the first mixing and stirring bin, the second mixing and stirring bin and the mixture feeding hole are all communicated with the interior of the asphalt mixture mixing plant; a mixture motor is arranged at the bottom of the asphalt mixture mixing plant, and a mixture stirrer extends towards the interior of the asphalt mixture mixing plant; and a mixture discharge hole is also formed in the side wall of the asphalt mixture mixing plant.
Preferably, the first mixing and stirring bin comprises a first mixing and stirring bin feed inlet, a second mixing and stirring bin feed inlet and a first mixing and stirring bin motor which are arranged on the upper end surface of the first mixing and stirring bin; a first mixing stirrer extends into the first mixing and stirring bin from the first mixing and stirring bin motor; the bottom surface in first mixing and stirring storehouse is provided with first mixing and stirring storehouse discharge gate.
Preferably, the second mixing and stirring bin comprises a third mixing and stirring bin feed inlet, a fourth mixing and stirring bin feed inlet and a second mixing and stirring bin motor which are arranged on the upper end surface of the second mixing and stirring bin; a second mixing stirrer extends into the second mixing and stirring bin from the second mixing and stirring bin motor; and a discharge hole of the second mixing and stirring bin is formed in the bottom surface of the second mixing and stirring bin.
Preferably, the first storage bin and the regeneration agent storage tank are both connected with the first mixing and stirring bin; the first storage bin is communicated with the feeding port of the first stirring bin, and the regenerant storage tank is communicated with the feeding port of the second stirring bin.
Preferably, the mineral powder storage bin and the asphalt-rubber storage tank are both connected with the second mixing and stirring bin; the mineral powder storage bin is communicated with a feeding hole of the third stirring bin, and the asphalt-rubber storage tank is communicated with a feeding hole of the fourth stirring bin.
Preferably, a first heater is arranged on the first mixing and stirring bin, and a second heater is arranged on the second mixing and stirring bin.
Preferably, a mixing and stirring device heater is arranged in the inner cavity of the asphalt mixture mixing plant.
Preferably, an additive feeding port is further provided in the asphalt-rubber mixing device.
The utility model has the advantages that:
the utility model discloses a wet process direct vat rubber-reclaimed asphalt mixture's production process equipment, simple structure adds man-hour to pitch, and machining efficiency is high, processing technology is simple, can be effectual to old pitch and rubber waste further production and processing, and fail safe nature is high. The utility model discloses be provided with two on bituminous mixture stirs upstairs and mix the stirring storehouse, and two mix the stirring storehouse and can feed through remixing, compare in current mixing apparatus, the utility model discloses can distinguish between the different raw materials and mix, the raw materials after two liang of mixings continue to mix rather than the raw materials again promptly, need fall into the process of throwing the material many times among the mixing process of having avoided different raw materials, also increased the homogeneity of mixture simultaneously to reach the effect of a ejection of compact.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
FIG. 1 is a schematic structural diagram of a production process equipment for a wet process direct vat set rubber-reclaimed asphalt mixture of the present invention;
FIG. 2 is a schematic structural view of the staged reclaimed material lifting device of the present invention;
FIG. 3 is a schematic structural view of the new aggregate treatment device of the present invention;
FIG. 4 is a schematic structural view of the asphalt-rubber storage device of the present invention;
FIG. 5 is a schematic structural view of an asphalt mixing plant of the present invention;
FIG. 6 is a process flow diagram of the present invention;
reference numerals: a graded reclaimed material lifting device 1, a regenerant storage device 2, a fresh aggregate processing device 3, a mineral powder storage device 4, an asphalt-rubber storage device 5, an asphalt mixture mixing plant 6, a waste material graded feeding bin 11, a reclaimed material crushing and screening device 12, a first belt conveyor 15, a lifting chain bucket pipe 16, a first storage bin 17, a regenerant storage tank 21, each grade of fresh material feeding bin 31, a second belt conveyor 32, a drying roller 33, a second lifting chain bucket pipe 34, a vibrating screen 35, a second storage bin 36, a mineral powder storage bin 41, a rubber mill 52, an asphalt-rubber mixing device 53 and an asphalt-rubber storage tank 54, a first mixing and stirring bin 61, a second mixing and stirring bin 62, a mixture feeding port 63, a mixture discharging port 64, a mixture stirrer 65, a first mixing bin feeding port 611, a second mixing bin feeding port 612, a first mixing bin motor 613, a second mixing bin motor, First mixing agitator 614, first mixing and stirring bin discharge port 615, third mixing and stirring bin feed inlet 621, fourth mixing and stirring bin feed inlet 622, second mixing and stirring bin motor 623, second mixing agitator 624, second mixing and stirring bin discharge port 625.
Detailed Description
The invention will be further described with reference to the following examples.
Examples
A production process device for a wet-process direct-vat rubber-reclaimed asphalt mixture comprises the following steps: the device comprises a graded reclaimed material lifting device 1, a regenerant storage device 2, a new aggregate processing device 3, a mineral powder storage device 4, an asphalt-rubber storage device 5 and an asphalt mixture mixing plant 6;
the reclaimed material crushing and screening device 12 is connected with the graded reclaimed material lifting device 1;
the graded reclaimed material lifting device 1, the regenerant storage device 2, the new aggregate processing device 3, the mineral powder storage device 4 and the asphalt-rubber storage device 5 are respectively connected with the asphalt mixture mixing plant 6.
The asphalt-rubber storage device 5 is a production storage device after the waste rubber powder and the matrix asphalt are blended, swelled and developed.
The reclaimed material crushing and screening device 12 operates through a counterattack crushing and screening system.
The graded reclaimed material lifting device 1 comprises a waste material graded feeding bin 11, a first belt conveyor 15, a lifting chain bucket pipe 16 and a first storage bin 17 which are connected in sequence; the first storage silo 17 is connected with the asphalt mixture mixing plant 6.
The regenerant storage device 2 comprises a regenerant dose reservoir 21; the recycling agent storage tank 21 is connected with the asphalt mixture mixing plant 6.
The new aggregate processing device 3 comprises the second cold storage bin 31, a second belt conveyor 32, a drying roller 33, a second lifting chain bucket pipe 34, a vibrating screen 35 and a second storage bin 36; the new aggregate treatment device 3 is connected with the asphalt mixture mixing plant 6.
The mineral powder storage device 4 comprises a mineral powder storage bin 41; a blowing conduit is arranged in the mineral powder storage bin 41; the blowing conduit is connected with the asphalt mixture mixing plant 6; the blowing conduit is used for blowing mineral powder into the asphalt mixture mixing plant.
The asphalt-rubber storage device 5 comprises an asphalt-rubber mixing device 53, a rubber mill 52 and an asphalt-rubber storage tank 54 which are connected in sequence; the bitumen-rubber storage tank 54 is connected to the bitumen mixer plant 6.
The oil-containing particle size after being classified by the waste material classifying and feeding bin 11 is two grades of RAP0-6mm and RAP6-16 mm.
The new aggregate is separated into coarse aggregate and fine aggregate by a vibrating screen 35.
The upper end surface of the asphalt mixture mixing plant 6 is provided with a first mixing and stirring bin 61, a second mixing and stirring bin 62 and a mixture feeding hole 63; the first mixing and stirring bin 61, the second mixing and stirring bin 62 and the mixture feed port 63 are all communicated with the interior of the asphalt mixture mixing plant 6; a mixture motor is arranged at the bottom of the asphalt mixture mixing plant 6, and a mixture stirrer 65 extends towards the interior of the asphalt mixture mixing plant 6 by the mixture motor; the side wall of the asphalt mixture mixing plant 6 is also provided with a mixture discharge port 64.
The first mixing and stirring bin 61 comprises a first mixing and stirring bin feed inlet 611, a second mixing and stirring bin feed inlet 612 and a first mixing and stirring bin motor 613 which are arranged on the upper end surface of the first mixing and stirring bin 61; a first mixing stirrer 614 is arranged in the first mixing and stirring bin 61 by extending the first mixing bin motor 613; the bottom surface of the first mixing and stirring bin 61 is provided with a first mixing and stirring bin discharge port 615.
The second mixing and stirring bin 62 comprises a third mixing and stirring bin feed inlet 621, a fourth mixing and stirring bin feed inlet 622 and a second mixing and stirring bin motor 623, which are arranged on the upper end surface of the second mixing and stirring bin 62; the second stirring bin motor 623 extends into the second mixing and stirring bin 62 and is provided with a second mixing stirrer 624; and a second mixing and stirring bin discharge hole 625 is formed in the bottom surface of the second mixing and stirring bin 62.
Preferably, the first storage bin 17 and the regeneration agent storage tank 21 are both connected with the first mixing and stirring bin 61; the first storage bin 17 is communicated with the first stirring bin feed port 611, and the regenerant storage tank 21 is communicated with the second stirring bin feed port 612.
Preferably, the mineral powder storage bin 41 and the asphalt-rubber storage tank 54 are both connected with the second mixing and stirring bin 62; the mineral powder storage bin 41 is communicated with the third stirring bin feeding hole 621, and the asphalt-rubber storage tank 54 is communicated with the fourth stirring bin feeding hole 622.
The first mixing and stirring bin 61 is provided with a first heater, and the second mixing and stirring bin 62 is provided with a second heater. And a mixing and stirring device heater is arranged in the inner cavity of the asphalt mixture mixing plant 6.
An additive feed port is also provided in the asphalt-rubber mixing device 53.
Before the production of the rubber-recycled asphalt mixture, the recycled waste asphalt, new aggregate and waste rubber need to be treated. The recycled waste asphalt is subjected to impact crushing and screening by a recycled material crushing and screening device 12, then is subjected to grading by a waste material grading feeding bin 11, and then waste materials of different grades are guided into a first storage bin 17 through a first belt conveyor 15 and a lifting chain bucket pipe 16 to be stored for later use; conveying the new aggregates stored in each new aggregate loading bin 31 into a drying roller 33 through a second belt conveyor 32 for drying treatment, then guiding the new aggregates into a vibrating screen 35 through a second lifting chain bucket pipe 34 for screening treatment, and guiding the screened new aggregates into a second storage bin 36 for storage and standby application; adding the recycled rubber powder and the recycled matrix asphalt into an asphalt-rubber mixing device 53 through inlet ends of the waste rubber powder and the matrix asphalt, starting a first heater to swell the matrix asphalt, then performing rubber grinding treatment through a rubber film machine 52 to obtain an asphalt-rubber mixture, and introducing the asphalt-rubber mixture into an asphalt-rubber storage tank 54 through an outlet end of an asphalt-rubber binder for later use; the regenerant is stored in a regenerant storage tank 21 and is conveyed into a metering device through a conveying conduit to be metered for standby application; the mineral powder is stored in a mineral powder storage bin 41 for later use.
When the production of the wet process direct-vat rubber-recycled asphalt mixture is required, the first storage bin 17 and the recycling agent storage tank 21 are firstly led into a first mixing and stirring bin 61 on an asphalt mixture mixing plant 6 according to the required proportion and are premixed until the mixture is uniform, so as to obtain a first premix; then guiding the asphalt-rubber mixture in the asphalt-rubber storage tank 54 and the mineral powder in the mineral powder storage bin 41 into a second mixing and stirring bin 62 on the asphalt mixture mixing plant 6 according to the required proportion, and premixing the mixture until the mixture is uniform to obtain a second premix; and then introducing the new aggregate stored in the second storage bin 36 into the asphalt mixture mixing plant 6 through the mixture feed inlet 63, starting a mixing and stirring device heater, heating to the required temperature, adding the first premix in the first mixing and stirring bin 61 and the second premix in the second mixing and stirring bin 62 into the asphalt mixture mixing plant 6, mixing uniformly, and discharging to finish the production of the rubber-regenerated asphalt mixture.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A production process device of a wet-process direct-vat rubber-reclaimed asphalt mixture is characterized by comprising the following steps: the device comprises a reclaimed material crushing and screening device, a graded reclaimed material lifting device, a regenerant storage device, a new aggregate processing device, a mineral powder storage device, an asphalt-rubber storage device and an asphalt mixture mixing plant;
the reclaimed material crushing and screening device is connected with the graded reclaimed material lifting device;
the graded reclaimed material lifting device, the regenerant storage device, the new aggregate processing device, the mineral powder storage device and the asphalt-rubber storage device are respectively connected with the asphalt mixture mixing plant.
2. The production process equipment of the wet direct-batch rubber-reclaimed asphalt mixture according to claim 1, wherein the reclaimed material crushing and screening device is operated by adopting an impact crushing and screening system, and the graded reclaimed material lifting device comprises a waste material grading feeding bin, a first belt conveyor, a lifting chain bucket pipe and a first storage bin which are connected in sequence; the waste material storage bin is connected with the asphalt mixture mixing plant.
3. The wet process direct vat set rubber-reclaimed asphalt mix production process equipment of claim 2, wherein said regenerant storage device comprises a regenerant storage tank; a conveying conduit and a metering device are arranged in the regeneration agent storage tank; the regeneration dosage storage tank is connected with the asphalt mixture mixing plant.
4. The production process equipment of the wet direct-batch rubber-reclaimed asphalt mixture according to claim 3, wherein the new aggregate treatment device comprises each grade of new aggregate feeding bin, a second belt conveyor, a drying roller, a second lifting chain bucket pipe, a vibrating screen and a second storage bin; the new aggregate treatment device is connected with the asphalt mixture mixing plant.
5. The wet process direct vat rubber-reclaimed asphalt mixture production process equipment according to claim 4, wherein said mineral powder storage means comprises a mineral powder storage bin; a blowing conduit is arranged in the mineral powder storage bin; the blowing conduit is connected with the asphalt mixture mixing plant.
6. The production process equipment of the wet direct vat rubber-reclaimed asphalt mixture according to claim 5, wherein the asphalt-rubber storage device comprises an asphalt-rubber mixing device, a rubber mill and an asphalt-rubber storage tank which are connected in sequence; the asphalt-rubber mixing device is provided with waste rubber powder and matrix asphalt inlet ends, and the rubber mill is provided with an asphalt-rubber binder outlet end; and an asphalt-rubber binding material outlet end on the asphalt-rubber storage tank is connected with the asphalt mixture mixing plant.
7. The production process equipment of the wet direct batch rubber-reclaimed asphalt mixture according to claim 6, wherein the upper end surface of the asphalt mixture mixing plant is provided with a first mixing and stirring bin, a second mixing and stirring bin and a mixture feeding hole; the first mixing and stirring bin, the second mixing and stirring bin and the mixture feeding hole are all communicated with the interior of the asphalt mixture mixing plant; a mixture motor is arranged at the bottom of the asphalt mixture mixing plant, and a mixture stirrer extends towards the interior of the asphalt mixture mixing plant; and a mixture discharge hole is also formed in the side wall of the asphalt mixture mixing plant.
8. The production process equipment of the wet process direct vat rubber-reclaimed asphalt mixture according to claim 7, wherein the first mixing and stirring bin comprises a first stirring bin feed inlet, a second stirring bin feed inlet and a first stirring bin motor which are arranged on the upper end surface of the first mixing and stirring bin; a first mixing stirrer extends into the first mixing and stirring bin from the first mixing and stirring bin motor; a discharge hole of the first mixing and stirring bin is formed in the bottom surface of the first mixing and stirring bin;
the second mixing and stirring bin comprises a third mixing and stirring bin feed inlet, a fourth mixing and stirring bin feed inlet and a second mixing and stirring bin motor which are arranged on the upper end surface of the second mixing and stirring bin; a second mixing stirrer extends into the second mixing and stirring bin from the second mixing and stirring bin motor; and a discharge hole of the second mixing and stirring bin is formed in the bottom surface of the second mixing and stirring bin.
9. The wet process direct vat rubber-reclaimed asphalt mixture production process equipment according to claim 8, wherein said first storage silo and said reclaimed agent storage tank are connected to said first mixing and stirring silo; the first storage bin is communicated with a feeding hole of the first stirring bin, and the regenerant storage tank is communicated with a feeding hole of the second stirring bin;
the mineral powder storage bin and the asphalt-rubber storage tank are both connected with the second mixing and stirring bin; the mineral powder storage bin is communicated with a feeding hole of the third stirring bin, and the asphalt-rubber storage tank is communicated with a feeding hole of the fourth stirring bin.
10. The production process equipment of the wet process direct vat rubber-reclaimed asphalt mixture according to claim 7, wherein a first heater is arranged on the first mixing and stirring bin, and a second heater is arranged on the second mixing and stirring bin; a mixing and stirring device heater is arranged in the inner cavity of the asphalt mixture mixing plant; an additive feeding hole is also formed in the asphalt-rubber mixing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022602382.9U CN213978451U (en) | 2020-11-12 | 2020-11-12 | Production process equipment for wet-process direct-vat-set rubber-reclaimed asphalt mixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022602382.9U CN213978451U (en) | 2020-11-12 | 2020-11-12 | Production process equipment for wet-process direct-vat-set rubber-reclaimed asphalt mixture |
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| Publication Number | Publication Date |
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| CN213978451U true CN213978451U (en) | 2021-08-17 |
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| CN202022602382.9U Active CN213978451U (en) | 2020-11-12 | 2020-11-12 | Production process equipment for wet-process direct-vat-set rubber-reclaimed asphalt mixture |
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| CN (1) | CN213978451U (en) |
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