CN110577031B - Modified asphalt stirring and storing device and method - Google Patents

Modified asphalt stirring and storing device and method Download PDF

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Publication number
CN110577031B
CN110577031B CN201910802993.7A CN201910802993A CN110577031B CN 110577031 B CN110577031 B CN 110577031B CN 201910802993 A CN201910802993 A CN 201910802993A CN 110577031 B CN110577031 B CN 110577031B
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China
Prior art keywords
tank body
stirring
admixture
tank
modified asphalt
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CN201910802993.7A
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CN110577031A (en
Inventor
李晋
王勋
张小宁
于淼章
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Shandong Jiaotong University
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Shandong Jiaotong University
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Publication of CN110577031A publication Critical patent/CN110577031A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/70—Pre-treatment of the materials to be mixed
    • B01F23/713—Sieving materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/22—Control or regulation
    • B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
    • B01F35/2215—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/90—Heating or cooling systems
    • B01F35/93—Heating or cooling systems arranged inside the receptacle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00—Large containers
    • B65D88/54—Large containers characterised by means facilitating filling or emptying
    • B65D88/56—Large containers characterised by means facilitating filling or emptying by tilting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00—Large containers
    • B65D88/74—Large containers having means for heating, cooling, aerating or other conditioning of contents
    • B65D88/744—Large containers having means for heating, cooling, aerating or other conditioning of contents heating or cooling through the walls or internal parts of the container, e.g. circulation of fluid inside the walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/48—Arrangements of indicating or measuring devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/90—Heating or cooling systems
    • B01F2035/99—Heating

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Road Paving Machines (AREA)

Abstract

The invention discloses a modified asphalt stirring and storing device and a method, which comprises a tank body, a stirring mechanism, a heating mechanism, a temperature control mechanism and a shaking screen, wherein the stirring mechanism penetrates through the outer wall of the tank body to enter the tank body, and a channel communicated with the outside is arranged in the stirring mechanism for transporting an external doping agent; the heating mechanism is arranged on the curved surface of the tank body, the outermost side of the curved surface of the tank body is covered with the insulating layer, and the temperature control mechanism is connected with the heating mechanism; the shaking screen is arranged in the tank body, the tank body outside the shaking screen is provided with an opening for adding the admixture, and the admixture entering the tank body through the opening can fall into the shaking screen. The invention adopts a plurality of methods for adding the admixture, which is more beneficial to the storage of the asphalt.

Description

Modified asphalt stirring and storing device and method
Technical Field
The invention relates to the field of asphalt storage, in particular to a modified asphalt stirring and storing device and method.
Background
Modified asphalt is an asphalt binder prepared by adding external additives (modifiers) such as rubber, resin, high molecular compounds, ground rubber powder or other fillers into asphalt or slightly oxidizing the asphalt to improve the performance of the asphalt or asphalt mixture. The modified asphalt has reduced temperature sensitivity, increased softening point and lowered equivalent brittle point, so that the pavement performance of the asphalt and the asphalt mixture is improved. At present, the modified asphalt is widely applied to high-grade pavements and airport pavements. However, the compatibility between the base asphalt and the modifier causes problems of segregation during industrial production and long-term storage and transportation on a construction site, and thus the storage stability of the modified asphalt is an important problem affecting the quality of the modified asphalt.
The asphalt is stored in a storage tank after production and preparation, additives are generally required to be added to the asphalt in the storage tank according to engineering requirements, and the additives are divided into blocks, strips, floccules, powders and fluid according to the shapes, so that the additives in different shapes are fully and uniformly stirred with high difficulty, and the uniformity of the additives in the asphalt has obvious influence on the engineering performance of the asphalt. When the polymer modified asphalt is stored and transported in a hot state, if the stirring is insufficient, the polymer particles can be coagulated, isolated, skinned, precipitated and the like at a high temperature.
Traditional pitch storage jar agitating unit is simple, the function singleness, the ejection of compact is slow, the stirring is inhomogeneous. The modifier is mostly directly injected from the upper part of the storage cylinder body, and because many polymers have higher viscosity and lower density than asphalt, the polymers are difficult to sink into the asphalt and be fully mixed. Often separate out of the asphalt binder phase and form a skin on the asphalt surface. And stir in the storage jar, need heat the jar body to guarantee the mobility of pitch, can produce the direct discharge of toxic gas and can cause the pollution to the environment simultaneously.
Disclosure of Invention
Aiming at the defects of the existing asphalt storage device, the invention aims to provide a modified asphalt stirring storage device and a modified asphalt stirring storage method, which adopt a plurality of methods for adding an additive, and are more beneficial to asphalt storage.
The invention aims to provide a modified asphalt stirring and storing device.
The second purpose of the invention is to provide a modified asphalt stirring and storing method.
In order to realize the purpose, the invention discloses the following technical scheme:
the invention discloses a modified asphalt stirring and storing device which is characterized by comprising a tank body, a stirring mechanism, a heating mechanism, a temperature control mechanism and a shaking screen, wherein the stirring mechanism penetrates through the outer wall of the tank body to enter the tank body, and a channel communicated with the outside is arranged in the stirring mechanism for transporting an external doping agent; the heating mechanism is arranged on the curved surface of the tank body, the outermost side of the curved surface of the tank body is covered with the insulating layer, and the temperature control mechanism is connected with the heating mechanism; the shaking screen is arranged in the tank body, the tank body outside the shaking screen is provided with an opening for adding the admixture, and the admixture entering the tank body through the opening can fall into the shaking screen.
Further, the tank body is a horizontal cylindrical tank body, and a slope is arranged below the inner part of the tank body.
Further, when the length of the tank body is smaller than a first set value, one stirring mechanism is arranged, and the stirring mechanism penetrates through the 1/2 position of the length direction of the curved surface of the tank body and enters the tank body; when the length of the tank body is between the first set value and the second set value, two stirring mechanisms are arranged, and the two stirring mechanisms are respectively fixed at 1/4 positions in the inward direction of two sides of the tank body.
Further, the stirring mechanism comprises a stirring shaft and a double-layer stirring blade, the double-layer stirring blade is fixed at the bottom end of the stirring shaft, and the top end of the stirring shaft is connected with a power source.
Further, the power supply is the motor, and the motor is fixed in a jar body top.
Further, a motor shaft of the motor is of a hollow structure.
The mixing tank further comprises a pumping mechanism, the pumping mechanism is used for pumping the admixture into the tank body, the pumping mechanism comprises a pump body and a pipeline, and the pipeline is communicated with a channel of the mixing mechanism.
Further, the tank body comprises a purification tank body, and when the length of the tank body is smaller than a first set value, the purification tank body is fixed at the position 1/4 from the left side or the right side of the curved surface of the tank body to the middle; when the length of the can body is between the first set value and the second set value, the purge tank is installed at the length direction 1/2 of the curved surface of the can body.
Further, the area of the shaking screen is equal to the cross section area of the tank body.
Secondly, the invention also discloses a modified asphalt stirring and storing method, when the additive is in a liquid state) and the diameter of the powder or the particle is smaller, the additive is added into the tank body through a channel arranged in the stirring mechanism and is fully stirred; when the particle diameter of the admixture is larger and the pumping channel can not pass through, the shaking screen is used for uniformly adding the admixture into the asphalt.
Compared with the prior art, the invention has the following beneficial effects:
1) the asphalt horizontal storage tank provided with the stirring and heating device and the polyurethane heat-insulating layer prevents asphalt from being segregated and solidified during storage and transportation; a purifying box body is arranged to prevent exhausted gas from polluting the environment; a slope is arranged below the inner part of the tank body, so that the discharging speed of the asphalt is improved, and the residue after discharging is reduced; the temperature control device can regulate and control the temperature so as to meet the requirements of different additives on the temperature; the vibrating screen device and the pumping device can uniformly spread the admixture in the asphalt.
2) According to the invention, two tank bodies with different lengths are arranged according to the different asphalt conveying amounts; according to the tank bodies with different specifications, the number and the positions of the stirring mechanisms are different, so that the asphalt storage requirements with different requirements are met.
3) In the invention, different adding methods are used for the external doping agents with different forms, which are determined according to the characteristics of the external doping agents with different forms, the forms of the external doping agents are generally distinguished according to physical forms, including large particles, small particles and liquid, for large-particle additives, the large-particle additives cannot be pumped by an air pump, and in the invention, the large-particle external doping agents can be uniformly added by a shaking screen.
4) In the invention, the small particles and the liquid admixture which can be pumped correspondingly can be added by using the channel arranged on the stirring device, which is determined according to the physical characteristics of the small particles and the liquid admixture, the channel penetrates through the motor shaft, the stirring shaft and the double-layer stirring blade, and the admixture can be uniformly scattered into the tank body in the rotating process of the double-layer stirring blade and the stirring shaft.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic structural view of example 1,
FIG. 2 is a schematic structural view of embodiment 2,
fig. 3 is a schematic structural view of a motor and a motor cover plate in embodiment 1 or embodiment 2.
In the figure, 1, a tank body, 2, a motor, 3, a motor cover plate, 4, a double-layer stirring blade, 5, a stirring shaft, 6, a pumping device, 7, a purification box body, 8, a spiral heating pipe, 9, a temperature control device, 10, a vibration sieve shaking device, 11, a polyurethane heat insulation layer, 12, a hanging ring, 13, an external doping agent adding port, 14, an electric cabinet, 15, a feeding port, 16, a discharging port, 17, a temperature sensor, 18 and a height observation pipe.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular is intended to include the plural unless the context clearly indicates otherwise, and it should be further understood that when the terms "comprising" and/or "including" are used in this specification, it indicates the presence of the feature) step) operation) component(s) and/or combinations thereof.
The following examples are given by way of orientation words, relative to fig. 1 and 2.
As described in the background art, aiming at the defects of the existing asphalt storage device, the invention aims to provide a modified asphalt stirring storage device and a method, which adopt various methods for adding an admixture to be more beneficial to the storage of asphalt, and the invention is further described with reference to the attached drawings and the specific embodiments.
Example 1
Referring to fig. 1 and 3, a modified asphalt stirring and storing mechanism includes a tank 1, a motor 2, a motor cover plate 3, a double-layer stirring blade 4, a stirring shaft 5, a pumping mechanism 6, a purifying tank 7, a spiral heating pipe 8, a temperature control mechanism 9, and a shaking screen 10; the stirring shaft 5 penetrates through the outer wall of the tank body 1 to enter the tank body 1, the double-layer stirring blade 4 is connected to the tail end of the stirring shaft 5, the spiral heating pipe 8 is installed on the curved surface of the tank body, the spiral heating pipe 8 serves as a heating mechanism and can heat asphalt in the tank body, the outermost side of the curved surface of the tank body 1 is covered and installed with a heat insulation layer, the temperature control mechanism 9 is connected with the spiral heating pipe 8, and the temperature control mechanism 9 is installed in the tank body; the stirring shaft 5 and the double-layer stirring blades 4 are internally provided with communicated channels for transporting the admixture; the shaker 10 is mounted inside the tank 1.
The heat-insulating layer is formed by covering polyurethane heat-insulating material on the surface of the tank body 1 so as to ensure constant temperature in the transportation process; the double-layer stirring blade 4 is provided with a channel for pumping the admixture, and the tail end of the double-layer stirring blade is provided with an opening, namely, the channel is arranged in the double-layer stirring blade 4; the stirring shaft 5 is a high-strength steel pipe with an external admixture pumping channel inside; the passageway that the inside of double-deck stirring leaf 4 was equipped with communicates with the inside passageway that is equipped with of (mixing) shaft 5, and pumping mechanism 6 includes air pump and pipeline, and pumping mechanism 6 passes through the air pump pressurization, will mix the agent outward and set up the passageway of intercommunication through the inside of pipeline, (mixing) shaft 5 and double-deck stirring leaf 4 and impress in jar body 1.
Purifying box 7 and being located jar body top, purifying box 7 internally mounted has active carbon filter layer, magnet stick and filtration cotton frame, and the toxic gas that produces when can heating pitch purifies the edulcoration and handles, avoids the combustion gas to pollute the environment.
It can be understood that the air suction pump is installed inside the purifying box body 7, so that the malodorous gas from the tank body can be absorbed, and the malodorous gas from the tank body is mainly exposed through the gap between the stirring shaft 5 and the tank body 1, so that the purifying box body 7 actually absorbs the malodorous gas.
The spiral heating pipe 8 is spirally arranged on the whole body of the tank body and is positioned below the polyurethane heat-insulating layer 11, so that the fluidity of the asphalt in the storage and transportation processes is kept;
the temperature control mechanism 9 comprises a controller and a temperature sensor 17 connected with the controller, the temperature sensor 17 is positioned in the tank body 1, the temperature sensor transmits temperature data sensed by the temperature sensor to the controller, the controller is connected with the spiral heating pipe, and the controller controls the spiral heating pipe to be opened or closed according to the data of the temperature sensor, so that the temperature control mechanism can regulate and control the temperature to meet the requirements of different additives on the temperature in the prior art;
the shaking screen 10 is arranged in the tank body 1 and is a mechanism for dispersing and uniformly adding the flocculent admixture which is not easy to disperse into the asphalt in the tank body.
It can be understood that the area of the shaking screen 10 is equal to the cross-sectional area of the tank body 1, the shape of the shaking screen 10 is the same as the cross-sectional shape of the tank body 1, and the tank body 1 at the upper part of the shaking screen 10 is provided with an admixture adding port 13 so as to facilitate the addition of large-particle additives from the admixture adding port 13, and the large-particle additives pass through the shaking screen 10 and enter the tank body.
The inside below of jar body 1 is provided with 6% slope to improve the ejection of compact speed of pitch, reduce the residue after the ejection of compact.
The hoisting rings 12 are welded at the left end and the right end above the tank body 1, so that the tank body can be conveniently hoisted and moved.
Referring to fig. 1, the motor 2 is fixed on the top of the tank, in this embodiment, the length of the tank is less than 7m, one motor 2 is fixed at 1/2 along the length direction of the upper curved surface of the tank 1, similarly, the stirring shaft enters the tank 1 along the length direction 1/2 of the upper curved surface of the tank 1, the motor shaft of the motor 2 is of a hollow structure, and the motor shaft is communicated with the pipeline of the pumping mechanism 6; the middle part of the motor 2 is connected with the motor cover 3 plate through a screw.
In this embodiment, the purge tank 7 is attached to 1/4 on the left and right sides of the upper curved surface of the tank 1.
The double-layer stirring blade 4 is provided with an external additive discharge port on each blade and is connected with the motor 2 through the stirring shaft 5, so that the modified asphalt can be fully stirred.
The shaking screen 10 comprises a shaking screen which can shake up and down, left and right, and the shaking screen is positioned in the tank body, so that the flocculent additive can be well dispersed and added into the asphalt, and the segregation phenomenon of the admixture is well controlled.
The left side and the right side of the curved surface above the tank body are provided with feed inlets 15, and the feed inlets 15 pass through the plane of the vibrating shaker by adopting a pipeline. And a discharge hole 16 is arranged below the right side of the tank body.
The temperature sensor 17 is arranged at the lower part of the right side in the tank body so as to observe the real-time temperature of the asphalt.
An observation pipe 18 for observing the height of asphalt in the tank body is arranged at the right side in front of the tank body.
Example 2
The difference between the embodiment 2 and the embodiment 1 is that in the embodiment 2, the length of the tank body is larger than 7m and smaller than 12m, and the two motors 2 are respectively fixed at the inward direction 1/4 on two sides of the upper curved surface of the tank body 1;
similarly, the double-layer stirring blades 4 and the stirring shafts 5 are also provided with two stirring shafts 5, the two stirring shafts 5 respectively enter the tank body from the inward direction 1/4 at the two sides of the upper curved surface of the tank body 1, and the two double-layer stirring blades 4 are respectively connected with the two stirring shafts 5.
Similarly, in the present embodiment, the purge tank 7 is attached to the tank 1 in the longitudinal direction 1/2 of the upper curved surface.
Example 3
Embodiment 3 discloses a modified asphalt stirring and storing method using the modified asphalt stirring and storing device according to embodiment 1 or embodiment 2, including the following steps:
1) after the stirring tank is hoisted, opening the feeding holes 15 on the two sides above the modified asphalt stirring and storing device, storing asphalt in the storage tank, observing the amount of the asphalt in the tank body in real time through the height observation tube 18, opening the stirring switches of the spiral heating tube 8 and the motor 2 in the electric cabinet 14, adding the modifier of the asphalt, and then slowly closing the feeding holes 15;
2) the shaking screen or the switch of the pumping mechanism 6 is opened in the electric control box to add the admixture, the adding method of the admixture is slightly different in the embodiment due to different forms and states of the admixture, and specifically, when the admixture is in a liquid state, powder or small particle diameter, the admixture is added into the tank body through the pumping mechanism 6 and is fully stirred; when the particle diameter of the admixture is larger and the pumping channel can not pass through, the admixture is uniformly added into the asphalt by using the shaking screen 10; the method solves the problem of uneven stirring of the admixture;
3) the switch of the temperature control mechanism 9 is opened, the temperature is set in a proper range, and the temperature in the tank body is adjusted in real time through the feedback of the temperature sensor 17; meanwhile, the switch of the purifying box body 7 in the electric control box is opened;
3) hoisting the horizontal storage tank and transporting the horizontal storage tank to a destination by a crane through a hoisting ring 12 on the tank body;
4) after the asphalt reaches the destination, one feeding hole 15 is opened first, then the discharging hole 16 is opened slowly, and after all the asphalt is taken out, the opened feeding hole 15 and the opened discharging hole 16 are closed.
5) All switches within the electrical cabinet 14 are closed.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A modified asphalt stirring and storing device is characterized by comprising a tank body, a stirring mechanism, a heating mechanism, a temperature control mechanism and a shaking screen, wherein the stirring mechanism penetrates through the outer wall of the tank body and enters the tank body, and a channel communicated with the outside is arranged in the stirring mechanism for transporting an admixture; the tank body is a horizontal cylindrical tank body, and a slope is arranged below the inner part of the tank body; the heating mechanism is arranged on the curved surface of the tank body, the outermost side of the curved surface of the tank body is covered with the insulating layer, and the temperature control mechanism is connected with the heating mechanism;
the shaking screen is arranged in the tank body, the tank body outside the shaking screen is provided with an opening for adding the admixture, the admixture entering the tank body through the opening can fall into the shaking screen, and the area of the shaking screen is equal to the cross section area of the tank body.
2. The modified asphalt stirring and storing device as claimed in claim 1, wherein when the length of the tank body is less than the first set value, one stirring mechanism is provided, and the stirring mechanism penetrates through the length direction 1/2 of the curved surface of the tank body and enters the tank body; when the length of the tank body is between the first set value and the second set value, two stirring mechanisms are arranged, and the two stirring mechanisms are respectively fixed at 1/4 positions in the inward direction of two sides of the tank body.
3. The modified asphalt stirring and storing device of claim 1, wherein the stirring mechanism comprises a stirring shaft and a double-layer stirring blade, the double-layer stirring blade is fixed at the bottom end of the stirring shaft, and the top end of the stirring shaft is connected with a power source.
4. The modified asphalt stirring and storing device as claimed in claim 3, wherein the power source is a motor, and the motor is fixed on the top of the tank body.
5. The modified asphalt mixing and storing device as defined in claim 4, wherein the motor shaft of the motor is hollow.
6. The modified asphalt stirring and storing device as claimed in claim 1, further comprising a pumping mechanism for pumping the admixture into the tank, wherein the pumping mechanism comprises a pump body and a pipeline, and the pipeline is communicated with the channel of the stirring mechanism.
7. The modified asphalt stirring storage device as claimed in claim 1, further comprising a purification tank fixed at 1/4 on the left or right side of the curved surface of the tank in the middle direction when the length of the tank is less than the first set value; when the length of the can body is between the first set value and the second set value, the purge tank is installed at the length direction 1/2 of the curved surface of the can body.
8. A modified asphalt stirring and storing method is characterized in that the modified asphalt stirring and storing device of any one of claims 1 to 7 is adopted, when the admixture is in a liquid state, powder or has a small particle diameter, the admixture is added into a tank body through a channel arranged in a stirring mechanism and is fully stirred; when the particle diameter of the admixture is larger and the pumping channel can not pass through, the shaking screen is used for uniformly adding the admixture into the asphalt.
CN201910802993.7A 2019-08-28 2019-08-28 Modified asphalt stirring and storing device and method Active CN110577031B (en)

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CN112061619A (en) * 2020-08-31 2020-12-11 杭州易佑农业生产资料有限公司 Asphalt conveying device
CN113846530A (en) * 2021-10-14 2021-12-28 河南省光大路桥工程有限公司 Mixing system of foamed asphalt recycled mixture
CN114405318A (en) * 2022-01-20 2022-04-29 广西北投交通养护科技集团有限公司 Intelligent induction type modified asphalt stirring device and application method thereof

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CN107539653A (en) * 2016-06-23 2018-01-05 江阴耀大道路材料有限公司 Novel asphalt storage tank
CN108079814A (en) * 2017-11-29 2018-05-29 高立涛 A kind of small rubber asphalt processing equipment
CN208177263U (en) * 2018-03-20 2018-12-04 天津市伟星新型建材有限公司 A kind of wear-resisting type double-wall corrugated pipeline production wear-resistant material mixing stirring device
CN109224916A (en) * 2018-11-02 2019-01-18 新乡市通达公路新科技有限公司 A kind of asphalt mixer convenient for safeguarding

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