CN115197734A - Liquid asphalt curing and forming system and process - Google Patents
Liquid asphalt curing and forming system and process Download PDFInfo
- Publication number
- CN115197734A CN115197734A CN202210743561.5A CN202210743561A CN115197734A CN 115197734 A CN115197734 A CN 115197734A CN 202210743561 A CN202210743561 A CN 202210743561A CN 115197734 A CN115197734 A CN 115197734A
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- Prior art keywords
- asphalt
- water
- particles
- gas
- sedimentation tank
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- 239000010426 asphalt Substances 0.000 title claims abstract description 250
- 239000007788 liquid Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 144
- 239000002245 particle Substances 0.000 claims abstract description 50
- 238000001816 cooling Methods 0.000 claims abstract description 46
- 238000005507 spraying Methods 0.000 claims abstract description 33
- 238000000465 moulding Methods 0.000 claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 230000005587 bubbling Effects 0.000 claims abstract description 18
- 238000007711 solidification Methods 0.000 claims abstract description 14
- 230000008023 solidification Effects 0.000 claims abstract description 14
- 239000007787 solid Substances 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 42
- 238000004062 sedimentation Methods 0.000 claims description 42
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 40
- 239000003546 flue gas Substances 0.000 claims description 40
- 239000000779 smoke Substances 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 9
- 239000002893 slag Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 239000011152 fibreglass Substances 0.000 claims description 3
- 238000010408 sweeping Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C3/00—Working-up pitch, asphalt, bitumen
- C10C3/14—Solidifying, Disintegrating, e.g. granulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0093—Mechanisms for taking out of action one or more units of a multi-unit settling mechanism
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2405—Feed mechanisms for settling tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/50—Movable or transportable mixing devices or plants
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Working-Up Tar And Pitch (AREA)
Abstract
The invention relates to a liquid asphalt solidification molding system and a process, wherein the liquid asphalt solidification molding system comprises an asphalt molding unit, and the asphalt molding unit is provided with an asphalt pool, an asphalt strip steel machine and an asphalt molding device; the asphalt forming device consists of a cylinder body, an asphalt former, a water spraying device and a gas bubbling device. The strip asphalt extruded by the asphalt forming machine is preliminarily cooled and formed in the falling process through water spraying, then gas is generated through bubbling to stir so as to prevent the strip asphalt from being adhered, particles of a solid asphalt product are fine and uniform, meanwhile, the cooling and forming of the liquid asphalt are completely carried out in an anaerobic closed environment, the oxidation of high-temperature asphalt is avoided, the operating environment is improved, and the environmental protection requirement is met.
Description
Technical Field
The invention relates to the technical field of liquid asphalt solidification and forming, in particular to a liquid asphalt solidification and forming system and a liquid asphalt solidification and forming process.
Background
The traditional asphalt cooling forming process flow is shown in figure 1, liquid asphalt at a certain temperature enters an asphalt forming device 1-3 under certain pressure, the liquid asphalt is extruded into strips or granules through the asphalt forming device 1-3, the strips or granules of asphalt fall into an asphalt pool 1-1 below under the action of gravity, final cooling and shaping are completed in the asphalt pool 1-1, and then solid asphalt is taken out from water by an asphalt steel belt machine 1-2 to drain water, so that a solid asphalt product is obtained. Generally, the asphalt cooling forming process flow also comprises a turbid water circulating process, namely, turbid water directly contacted with asphalt in the asphalt pool 1-1 enters a first-stage sedimentation tank 1-5 for primary sedimentation, part of asphalt slag powder in the turbid water is separated out, the turbid water is pumped into a cooling tower 1-8 by a circulating water pump 1-7 for cooling, the cooled turbid water enters a second-stage sedimentation tank 1-6 for further separation of asphalt slag powder, and the cooled turbid water is pumped back to the asphalt pool 1-1 by a turbid water pump 1-4 for recycling. When the technical process is adopted, the strip-shaped or granular asphalt extruded by the asphalt forming device is adhered in the falling process, so that large blocks of solid asphalt often appear in solid asphalt products, and influence is brought to packaging, storage and transportation. In addition, the temperature of the strip or granular asphalt from the asphalt forming device is high, the asphalt is directly exposed in the atmosphere, and the volatilization pollution of asphalt smoke exists, so that the field operation environment is severe, and the environmental protection requirement cannot be met.
Disclosure of Invention
The invention provides a liquid asphalt solidification forming system and a process, wherein asphalt particles extruded by an asphalt former are preliminarily cooled and formed in the falling process through water spraying, then gas generated by bubbling is used for stirring to prevent the particles from being adhered, so that the particles of a solid asphalt product are fine and uniform, and meanwhile, the liquid asphalt is completely cooled and formed in an anaerobic closed environment, so that the high-temperature asphalt oxidation is avoided, the operation environment is improved, and the environment-friendly requirement is met.
In order to achieve the purpose, the invention adopts the following technical scheme:
a liquid asphalt solidification molding system comprises an asphalt molding unit, wherein the asphalt molding unit is provided with an asphalt pool, an asphalt steel strip machine and an asphalt molding device; the asphalt strip steel machine is obliquely arranged, the lower end of the asphalt strip steel machine extends below the liquid level of the asphalt pool, and the high end of the asphalt strip steel machine extends to the outer upper part of the asphalt pool; the asphalt forming device is arranged right above the lower end of the asphalt steel strip machine; the asphalt forming device consists of a cylinder body, an asphalt former, a water spraying device and a gas bubbling device; the asphalt former and the water spraying device are arranged in the cylinder body, the top of the cylinder body is of a closed structure and is provided with a flue gas outlet, and the bottom of the cylinder body extends to a position below the liquid level of the asphalt pool and is of an open structure; the asphalt former is arranged in the middle of the cylinder body, the water spraying device is arranged above the asphalt former, and the gas bubbling device is arranged at the bottom of the cylinder body, namely below the liquid level of the asphalt pool.
The gas bubbling device is a gas distributor, and the gas distributor consists of a gas distribution pipe and a plurality of gas nozzles; the gas distribution pipe is arranged on the periphery of the cylinder body, a plurality of gas nozzles are uniformly arranged on the gas distribution pipe along the circumferential direction, the gas nozzles extend to the inner side of the cylinder body, and the spraying direction faces the inner upper part.
The gas distribution pipe is connected with a flue gas outlet in the top of the cylinder body through a flue gas pipeline, and a flue gas fan is arranged on the flue gas pipeline.
The liquid asphalt curing and molding system also comprises a turbid water circulating unit; the turbid water circulating unit consists of a turbid water pump, a sedimentation tank, a circulating water pump and a cooling tower; the sedimentation tank is arranged lower than the asphalt tank and comprises a primary sedimentation tank and a secondary sedimentation tank; a muddy water outlet is arranged at the bottom of the asphalt pool close to one end of the asphalt forming device and is connected with a primary sedimentation tank through a muddy water outlet pipeline; the primary sedimentation tank is provided with a water outlet which is connected with a water inlet of the cooling tower through a water supply pipeline, and the water supply pipeline is provided with a circulating water pump; the cooling tower is arranged right above the secondary sedimentation tank, and the bottom of the cooling tower is provided with a water outlet; the second-stage sedimentation tank is connected with a water spraying device through a turbid water return pipeline, and a turbid water pump is arranged on the turbid water return pipeline.
The cooling tower is a glass fiber reinforced plastic cooling tower.
The asphalt former is a granulator.
A liquid asphalt curing and forming process comprises the following steps:
1) The liquid asphalt is pressed and extruded into granules by an asphalt former and falls to an asphalt pool below under the action of gravity;
2) Water is sprayed downwards through a water spraying device, water drops are fully contacted with the asphalt particles and the asphalt smoke, the outer surfaces of the asphalt particles are cooled and shaped, and the final cooling is finished after the asphalt particles fall into an asphalt pool; taking out the cooled asphalt particles from the water by an asphalt strip machine to drain water, and obtaining a solid asphalt product;
3) The asphalt flue gas after water spraying is pumped out from a flue gas outlet at the top of the cylinder by a flue gas fan, enters a gas bubbling device at the bottom of the cylinder under water, is uniformly bubbled in the coverage range of the cylinder, absorbs impurities in the asphalt flue gas by water and cools the flue gas, and simultaneously plays a role in stirring asphalt particles falling into the water so as to refine the asphalt particles and prevent the asphalt particles from being adhered; after the asphalt smoke floats out of the water surface, the asphalt smoke has a sweeping effect on descending asphalt particles, can refine the asphalt particles and prevent the adhesion of the asphalt particles.
In the step 2), the water sprayed by the water spraying device comes from a turbid water circulating unit; the turbid water in the asphalt pool automatically flows into a first-stage sedimentation tank to precipitate a part of asphalt slag powder, the separated water enters a cooling tower under the action of a circulating water pump, exchanges heat with cooling air pumped by a fan at the top of the cooling tower for cooling, then automatically flows into a second-stage sedimentation tank, and is pumped out by a turbid water pump to be sent to a water spraying device after the asphalt slag powder in the second-stage sedimentation tank is precipitated again.
Compared with the prior art, the invention has the beneficial effects that:
1) The quality of the solid asphalt product is improved, and the particles of the solid asphalt product are finer and more uniform;
2) The liquid asphalt is cooled and shaped completely in an oxygen-free closed environment, so that the high-temperature asphalt is prevented from being oxidized, the operation environment is improved, and the environmental protection requirement is met;
3) The asphalt particles extruded by the asphalt former are sprayed by water before falling into the asphalt pool, so that the cooling forming effect is better.
Drawings
FIG. 1 is a flow chart of a conventional liquid asphalt solidification molding process.
FIG. 2 is a process flow diagram of the liquid asphalt solidification molding system according to the present invention.
FIG. 3 is a schematic view of the asphalt molding apparatus according to the present invention.
In the figure:
1-1 asphalt pool 1-2 asphalt steel strip machine 1-3 asphalt forming device 1-4 turbid water pump 1-5 first-stage sedimentation pool 1-6 second-stage sedimentation pool 1-7 circulating water pump 1-8 cooling tower
1. Asphalt pool 2, asphalt steel belt machine 3, asphalt forming device 31, cylinder 32, asphalt former 33, water spraying device 34, gas bubbling device 35, flue gas outlet 4, flue gas fan 5, primary sedimentation tank 6, secondary sedimentation tank 7, circulating water pump 8, cooling tower 9, muddy water pump
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
as shown in fig. 2, the liquid asphalt solidification molding system of the present invention includes an asphalt molding unit, wherein the asphalt molding unit is provided with an asphalt pool 1, an asphalt strip steel machine 2 and an asphalt molding device 3; the asphalt strip steel machine 2 is obliquely arranged, the lower end of the asphalt strip steel machine extends below the liquid level of the asphalt pool 1, and the high end of the asphalt strip steel machine extends to the outer upper part of the asphalt pool 1; the asphalt forming device 3 is arranged right above the lower end of the asphalt strip steel machine 2; as shown in fig. 3, the asphalt forming device 3 is composed of a cylinder 31, an asphalt former 32, a water spraying device 33 and a gas bubbling device 34; the asphalt former 32 and the water spraying device 33 are both arranged in the cylinder 31, the top of the cylinder 31 is of a closed structure and is provided with a flue gas outlet 35, and the bottom of the cylinder 31 extends to a position below the liquid level of the asphalt pool 1 and is of an open structure; the asphalt former 32 is arranged in the middle of the cylinder 31, the water spraying device 33 is arranged above the asphalt former 32, and the gas bubbling device 34 is arranged at the bottom of the cylinder 31, namely below the liquid level of the asphalt pool 1.
The gas bubbling device 34 is a gas distributor, and the gas distributor is composed of a gas distribution pipe and a plurality of gas nozzles; the gas distribution pipe is arranged on the periphery of the cylinder body 31, a plurality of gas nozzles are uniformly arranged on the gas distribution pipe along the circumferential direction, the gas nozzles extend to the inner side of the cylinder body 31, and the spraying direction faces the inner upper side.
The gas distribution pipe is connected with a flue gas outlet 35 at the top of the cylinder body 31 through a flue gas pipeline, and a flue gas fan 4 is arranged on the flue gas pipeline.
The liquid asphalt curing and molding system also comprises a turbid water circulating unit; the turbid water circulating unit consists of a turbid water pump 9, a sedimentation tank, a circulating water pump 7 and a cooling tower 8; the sedimentation tank is arranged lower than the asphalt tank 1 and comprises a primary sedimentation tank 5 and a secondary sedimentation tank 6; the bottom of the asphalt pool 1 close to one end of the asphalt forming device 3 is provided with a turbid water outlet which is connected with a primary sedimentation pool 5 through a turbid water outlet pipeline; the primary sedimentation tank 5 is provided with a water outlet which is connected with a water inlet of a cooling tower 8 through a water feeding pipeline, and the water feeding pipeline is provided with a circulating water pump 7; the cooling tower 8 is arranged right above the secondary sedimentation tank 6, and the bottom of the cooling tower 8 is provided with a water outlet; the second-stage sedimentation tank 6 is connected with a water spraying device 33 through a turbid water return pipeline, and a turbid water pump 9 is arranged on the turbid water return pipeline.
The cooling tower 8 is a glass fiber reinforced plastic cooling tower.
The pitch former 32 is a pelletizer.
A liquid asphalt curing and forming process comprises the following steps:
1) The liquid asphalt is pressed and extruded into particles by an asphalt former 32, and falls to the asphalt pool 1 below under the action of gravity;
2) Water is sprayed downwards through the water spraying device 33, water drops are fully contacted with the asphalt particles and the asphalt smoke, the outer surfaces of the asphalt particles are cooled and shaped, and the final cooling is finished after the asphalt particles fall into the asphalt pool 1; taking out the cooled asphalt particles from the water by an asphalt strip machine 2 to drain water, and obtaining a solid asphalt product;
3) The asphalt flue gas after water spraying is pumped out from a flue gas outlet 35 at the top of the cylinder 31 by a flue gas fan 4, enters a gas bubbling device 34 at the bottom of the cylinder 31 and positioned under water, bubbles uniformly in the coverage range of the cylinder 31, absorbs impurities in the asphalt flue gas by water and cools the flue gas, and simultaneously plays a role in stirring asphalt particles falling into the water so as to refine the asphalt particles and prevent the asphalt particles from being adhered; after the asphalt smoke floats out of the water surface, the asphalt smoke has a sweeping effect on descending asphalt particles, can refine the asphalt particles and prevent the adhesion of the asphalt particles.
In the step 2), the water sprayed by the water spraying device 33 comes from the turbid water circulating unit; the turbid water in the asphalt pool 1 automatically flows into the primary sedimentation tank 5 to settle a part of asphalt slag powder, the separated water enters the cooling tower 8 under the action of the circulating water pump 7, exchanges heat with cooling air pumped by a fan at the top of the cooling tower for cooling, then automatically flows into the secondary sedimentation tank 6 to settle the asphalt slag powder again, and is pumped out by the turbid water pump 9 and sent to the water spraying device 33.
In the asphalt forming device 3, liquid asphalt is extruded into particles through an asphalt former 32 under certain pressure, the particles fall into an asphalt pool 1 under the action of gravity, the particles are fully contacted with asphalt smoke and water drops to realize the cooling and shaping of the outer surface, the final cooling is finished in the asphalt pool 1, and solid asphalt is fished out from water by an asphalt steel belt machine 2 to be drained, so that a solid asphalt product is obtained.
The asphalt flue gas is pumped out from a flue gas outlet 35 at the top of the cylinder 31 by a flue gas fan 4 and enters a gas bubbling device 34 at the bottom of the cylinder 31 and under the water of the asphalt pool 1, so that the asphalt flue gas is recycled; the asphalt smoke is uniformly bubbled below the liquid level in the cross section range of the whole cylinder body 31, so that impurities in the asphalt smoke can be absorbed by water, the asphalt smoke can be cooled, asphalt particles falling into the water can be stirred, the asphalt particles are further refined, and adhesion among the asphalt particles is prevented; after the asphalt smoke after bubbling floats out of the water surface, the asphalt particles in the falling process can be swept, and the effects of refining the asphalt particles and preventing the asphalt particles from adhering can also be achieved.
Through pitch forming device 3, the airtight cyclic utilization of anaerobic is realized to the pitch flue gas, avoids high temperature pitch oxidation simultaneously to improve operational environment, satisfy the environmental protection requirement.
The water sprayed from the water spraying device 33 automatically flows into the lower first-stage sedimentation tank 5, asphalt slag powder in the water is separated through sedimentation in the two-stage sedimentation tank in the turbid water circulating unit, and the water directly enters the water spraying device 33 to be sprayed after being cooled by the cooling tower 8, so that impurities in asphalt flue gas can be absorbed, the asphalt flue gas can be cooled, the load of the flue gas fan 4 can be reduced, the falling asphalt particles can be rapidly cooled, the shape of the asphalt particles can be fixed, and the adhesion of the asphalt particles can be prevented. In the traditional asphalt solidification forming process, turbid circulating water enters an asphalt pool and is mixed with water with higher original temperature in the asphalt pool, so that the cooling effect of asphalt is influenced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. A liquid asphalt solidification molding system comprises an asphalt molding unit, wherein the asphalt molding unit is provided with an asphalt pool, an asphalt strip steel machine and an asphalt molding device; the asphalt strip steel machine is obliquely arranged, the lower end of the asphalt strip steel machine extends below the liquid level of the asphalt pool, and the high end of the asphalt strip steel machine extends to the outer upper part of the asphalt pool; the asphalt forming device is arranged right above the lower end of the asphalt steel strip machine; the asphalt forming device is characterized by comprising a cylinder body, an asphalt former, a water spraying device and a gas bubbling device; the asphalt former and the water spraying device are arranged in the cylinder body, the top of the cylinder body is of a closed structure and is provided with a flue gas outlet, and the bottom of the cylinder body extends to a position below the liquid level of the asphalt pool and is of an open structure; the asphalt former is arranged in the middle of the cylinder body, the water spraying device is arranged above the asphalt former, and the gas bubbling device is arranged at the bottom of the cylinder body, namely below the liquid level of the asphalt pool.
2. The system of claim 1, wherein the gas bubbling device is a gas distributor, and the gas distributor comprises a gas distribution pipe and a plurality of gas nozzles; the gas distribution pipe is arranged on the periphery of the cylinder body, a plurality of gas nozzles are uniformly arranged on the gas distribution pipe along the circumferential direction, the gas nozzles extend to the inner side of the cylinder body, and the spraying direction faces the inner upper part.
3. The system of claim 2, wherein the gas distribution pipe is connected to the flue gas outlet at the top of the cylinder via a flue gas pipe, and the flue gas pipe is provided with a flue gas fan.
4. The liquid asphalt curing molding system according to claim 1, further comprising a turbid water circulating unit; the turbid water circulating unit consists of a turbid water pump, a sedimentation tank, a circulating water pump and a cooling tower; the sedimentation tank is arranged lower than the asphalt tank and comprises a primary sedimentation tank and a secondary sedimentation tank; a turbid water outlet is arranged at the bottom of the asphalt pool close to one end of the asphalt forming device and is connected with a primary sedimentation tank through a turbid water outlet pipeline; the primary sedimentation tank is provided with a water outlet which is connected with a water inlet of the cooling tower through a water supply pipeline, and the water supply pipeline is provided with a circulating water pump; the cooling tower is arranged right above the secondary sedimentation tank, and the bottom of the cooling tower is provided with a water outlet; the second-stage sedimentation tank is connected with a water spraying device through a turbid water return pipeline, and a turbid water pump is arranged on the turbid water return pipeline.
5. The system of claim 4, wherein the cooling tower is a glass fiber reinforced plastic cooling tower.
6. The system of claim 1, wherein the asphalt former is a pelletizer.
7. The liquid asphalt solidification molding process based on the system of any one of claims 1 to 6, characterized by comprising the following steps:
1) The liquid asphalt is pressed and extruded into particles by an asphalt former, and falls to an asphalt pool below under the action of gravity;
2) Water is sprayed downwards through a water spraying device, water drops are fully contacted with the asphalt particles and the asphalt smoke, the outer surfaces of the asphalt particles are cooled and shaped, and the final cooling is finished after the asphalt particles fall into an asphalt pool; taking out the cooled asphalt particles from the water by an asphalt steel belt machine to drain water, thereby obtaining a solid asphalt product;
3) The asphalt flue gas after water spraying is pumped out from a flue gas outlet at the top of the cylinder by a flue gas fan, enters a gas bubbling device positioned at the bottom of the cylinder under water, is uniformly bubbled in the coverage range of the cylinder, absorbs impurities in the asphalt flue gas by water and cools the flue gas, and simultaneously plays a role in stirring asphalt particles falling into the water so as to refine the asphalt particles and prevent the asphalt particles from being adhered; after the asphalt smoke floats out of the water surface, the asphalt smoke has a sweeping effect on descending asphalt particles, can refine the asphalt particles and prevent the adhesion of the asphalt particles.
8. The liquid asphalt solidification molding process according to claim 7, wherein in the step 2), the water sprayed by the water spraying device comes from a turbid water circulation unit; the turbid water in the asphalt pool automatically flows into a first-stage sedimentation tank to precipitate a part of asphalt slag powder, the separated water enters a cooling tower under the action of a circulating water pump, exchanges heat with cooling air pumped by a fan at the top of the cooling tower for cooling, then automatically flows into a second-stage sedimentation tank, and is pumped out by a turbid water pump to be sent to a water spraying device after the asphalt slag powder in the second-stage sedimentation tank is precipitated again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210743561.5A CN115197734A (en) | 2022-06-28 | 2022-06-28 | Liquid asphalt curing and forming system and process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210743561.5A CN115197734A (en) | 2022-06-28 | 2022-06-28 | Liquid asphalt curing and forming system and process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115197734A true CN115197734A (en) | 2022-10-18 |
Family
ID=83577408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210743561.5A Pending CN115197734A (en) | 2022-06-28 | 2022-06-28 | Liquid asphalt curing and forming system and process |
Country Status (1)
| Country | Link |
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| CN (1) | CN115197734A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1352371A (en) * | 1970-02-13 | 1974-05-08 | Uhde Gmbh Friedrich | Process and equipment for the prilling of melts |
| JPS5584390A (en) * | 1978-12-21 | 1980-06-25 | Mitsubishi Chem Ind Ltd | Manufacture of granular bituminous substance |
| SU797753A1 (en) * | 1979-02-13 | 1981-01-23 | Конструкторское Бюро Гипрококсапо Автоматизации И Механизациипроизводственных Процессов Накоксохимических Предприятиях | Melt granulating apparatus |
| RU2049539C1 (en) * | 1994-08-03 | 1995-12-10 | Чиндяскин Вячеслав Александрович | Device for obtaining granules |
| EP2735364A1 (en) * | 2012-11-27 | 2014-05-28 | Basf Se | Melt packing by means of laminar beam decomposition |
| CN114164013A (en) * | 2021-12-20 | 2022-03-11 | 祥峰科技有限公司 | Modified asphalt preparation system |
| CN217774059U (en) * | 2022-06-28 | 2022-11-11 | 中冶焦耐(大连)工程技术有限公司 | Liquid asphalt curing and forming system |
-
2022
- 2022-06-28 CN CN202210743561.5A patent/CN115197734A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1352371A (en) * | 1970-02-13 | 1974-05-08 | Uhde Gmbh Friedrich | Process and equipment for the prilling of melts |
| JPS5584390A (en) * | 1978-12-21 | 1980-06-25 | Mitsubishi Chem Ind Ltd | Manufacture of granular bituminous substance |
| SU797753A1 (en) * | 1979-02-13 | 1981-01-23 | Конструкторское Бюро Гипрококсапо Автоматизации И Механизациипроизводственных Процессов Накоксохимических Предприятиях | Melt granulating apparatus |
| RU2049539C1 (en) * | 1994-08-03 | 1995-12-10 | Чиндяскин Вячеслав Александрович | Device for obtaining granules |
| EP2735364A1 (en) * | 2012-11-27 | 2014-05-28 | Basf Se | Melt packing by means of laminar beam decomposition |
| CN114164013A (en) * | 2021-12-20 | 2022-03-11 | 祥峰科技有限公司 | Modified asphalt preparation system |
| CN217774059U (en) * | 2022-06-28 | 2022-11-11 | 中冶焦耐(大连)工程技术有限公司 | Liquid asphalt curing and forming system |
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