CN203741676U - Equipment for preparing rubber asphalt based on ultrasonic method - Google Patents
Equipment for preparing rubber asphalt based on ultrasonic method Download PDFInfo
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- CN203741676U CN203741676U CN201420110664.9U CN201420110664U CN203741676U CN 203741676 U CN203741676 U CN 203741676U CN 201420110664 U CN201420110664 U CN 201420110664U CN 203741676 U CN203741676 U CN 203741676U
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- ultrasonic
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- equipment
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- rubber asphalt
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- 239000010426 asphalt Substances 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 34
- 239000000843 powder Substances 0.000 claims abstract description 23
- 239000011159 matrix material Substances 0.000 claims abstract description 17
- 238000002360 preparation method Methods 0.000 claims abstract description 8
- 238000005516 engineering process Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 abstract description 5
- 230000032683 aging Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000035484 reaction time Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 4
- 230000008961 swelling Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 150000001875 compounds Chemical group 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 210000000805 cytoplasm Anatomy 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The utility model relates to equipment for preparing rubber asphalt based on an ultrasonic method. The equipment comprises a rubber powder conveyor, a matrix asphalt conveying pump and a preparation box, wherein a plurality of heating plates and a plurality of ultrasonic assemblies are arranged in the preparation box from the top down; each ultrasonic assembly comprises two ultrasonic vibrating plates arranged in parallel in the vertical direction and an ultrasonic transducer connected between the two ultrasonic vibrating plates; the lower end of each ultrasonic transducer is connected to an ultrasonic emission plate, and the upper end of each ultrasonic transducer is connected to the corresponding ultrasonic vibrating plates through bolts; the ultrasonic transducers are connected with an ultrasonic power source through wires to form a circuit. The equipment is simple in structure, low in energy consumption and high in heating speed. Asphalt and rubber powder are vibrated through high-frequency ultrasonic waves and are uniformly mixed, the reaction time is shortened, and the reaction can be carried out at a lower temperature, so that the aging of matrix asphalt is effectively prevented, and the performance of prepared rubber asphalt mixture is stable.
Description
Technical field
The utility model relates to a kind of preparation of ground surface material rubber asphalt material, particularly relates to a kind of equipment of preparing rubber asphalt based on supercritical ultrasonics technology.
Background technology
Rubber asphalt is the novel pavement material that development in recent years is got up, it is mixed by a certain percentage by pitch and rubber powder, there is the performances such as high-temperature stability, low temperature flexibility, ageing resistance, fatigue resistance, water resistant damage property, be mainly used in stress absorbing layer and surface course in road structure.Compare with traditional pitch, rubber asphalt can improve greatly the high-temperature stability on road surface, improves low-temperature cracking-resistance and the rutting resistance on road surface, extends the application life of road, reduces maintenance costs.Meanwhile, the application of rubber asphalt, can make a large amount of discarded junked tires be recycled utilization, is comparatively desirable environment-friendly type ground surface material.At present, rubber asphalt is by junked tire protoplasm, by physics mode, to be pulverized the rubber powder obtaining, in certain thickness grating ratio, combine, then add multiple high polymer modifier, under hot conditions (200 ℃ of left and right), through mixing arrangement and the abundant mix of multi-stage reacting kettle, make that rubber powder and matrix pitch are fully molten swollen reacts that about 60min is above could be formed, manufacturing process temperature is high, length consuming time, energy consumption is high, not only comparison in equipment is complicated and be easy to aging, and in long swelling reaction, matrix pitch easily produces degradation and decomposition, can discharge BaP, the pernicious gases such as glance coal, environment is caused to severe contamination, in addition, existing processing method is only uniformly mixed by shaft, rubber powder is difficult to reach fully with pitch and mixes, and causes rubber powder skewness in pitch medium, causes the indexs such as viscosity, softening point, ductility and needle penetration of rubber asphalt to be difficult to reach application requirements.
Summary of the invention
The utility model provides a kind of equipment of preparing rubber asphalt based on supercritical ultrasonics technology, solving traditional rubber asphalt preparing device high energy consumption, stir the defects such as inhomogeneous, swelling time length, high pollution, guarantees rubber asphalt stable performance.
The equipment that the utility model is prepared rubber asphalt comprises rubber powder conveyer, matrix pitch delivery pump and prepares case, the described case upper end of preparing is provided with rubber powder conveyer and exports the rubber powder charging aperture being connected and the matrix pitch charging aperture being connected with matrix pitch delivery pump outlet, prepares case lower end and is provided with rubber asphalt discharging opening; Be provided with from top to bottom a plurality of heating panels and a plurality of ultrasonic module described preparation in case; Described each ultrasonic module comprises ultrasonic vibration plate, the ultrasonic vibration plate be arrangeding in parallel up and down and is connected in the ultrasonic transducer between this two plate, the bottom of ultrasonic transducer connects ultrasonic wave expelling plate, upper end is connected with ultrasonic vibration plate by bolt, and ultrasonic transducer is linked to be circuit by wire and ultrasonic power.
Within preparing case, described heating panel and ultrasonic module are from top to bottom at certain intervals apart from arranging, and wherein, in case, top and bottom are respectively provided with a heating panel, every 1～4 ultrasonic module, a heating panel are set therebetween.
Described heating panel and ultrasonic module are one end and are fixed on and prepare on tank wall face, and the other end is with unsettled under 5 °～10 ° angles,
Within preparing case, from top heating panel to the most next ultrasonic module, between adjacent each plate, be alternately separately fixed at each other on the two relative sidewalls of preparing case, described ultrasonic module is that the one end with ultrasonic wave expelling plate is fixed on and prepares on the corresponding wall of case.
Described heating panel contains cavity, is provided with heat conduction coiled pipe in cavity, two auspicious import and the heat-conducting medium outlets that are respectively heat-conducting medium of coiled pipe.
Described rubber powder conveyer is helical feed machinery.
The described rubber asphalt discharging opening of preparing case is provided with bleeder valve.
The equipment that the utility model is prepared rubber asphalt adopts ultrasonic module to substitute conventional hybrid device and multi-stage reacting kettle, utilize ultrasonic transducer to carry out power conversion, make high-frequency electrical energy be converted into mechanical energy, convert the electrical power of input to mechanical output (being ultrasonic wave), by expelling plate and vibrating plate, be passed in the matrix pitch and rubber powder of preparing in case again, make the two abundant mixture, stir, and ultrasonic transducer self consumes a seldom power; And heat temperature raising speed is fast, the reaction time shortens (only needing 5-10min), compared with prior art, can reduce by a relatively large margin heating-up temperature.This device structure is simple, and energy consumption is low, and can effectively prevent aging under long-time HTHP of matrix pitch, solved tradition prepare in rubber asphalt technique, stir inhomogeneous, swelling time long, the problem of unstable properties.
Accompanying drawing explanation
Fig. 1 is the example structure schematic diagram that the utility model is prepared rubber asphalt device;
Fig. 2 is the structural representation of ultrasonic module;
Fig. 3 is the internal construction schematic diagram of heating panel.
In figure, 1-asphalt storage tank, 2-asphalt delivery pipe, 3-prepare case, 4-helical conveyor, 5-ultrasonic module, 5a-ultrasonic vibration plate, 5b-ultrasonic wave expelling plate, 5c-ultrasonic transducer, 6,6-1,6-2-heating panel, 7,8-ultrasonic power, 9-rubber asphalt outlet valve, 10-asphalt delivery pump, 11-pitch delivery valve, 12-bolt, 13-heat conduction coiled pipe, the import of 13a-heat-conducting medium, the outlet of 13b-heat-conducting medium.
The specific embodiment
First by reference to the accompanying drawings the utility model equipment is further illustrated below.
As Fig. 1, the rubber powder charging aperture of preparing case 3 upper ends is connected with helical conveyor 4, matrix pitch charging aperture is connected with the asphalt delivery pipe 2 of matrix pitch delivery pump 10 outlets, the top of preparing case 3 is provided with a heating panel 6-1, bottom is provided with a heating panel 6-2, every two ultrasonic module 5, a heating panel 6 is set therebetween, distance is arranged at certain intervals from top to bottom.The structure of ultrasonic module 5 is as Fig. 2, it comprises ultrasonic vibration plate 5a, ultrasonic wave expelling plate 5b and the ultrasonic transducer 5c be arrangeding in parallel up and down, the bottom of ultrasonic transducer 5c connects ultrasonic wave expelling plate 5b, upper end is connected with ultrasonic vibration plate 5a by bolt 12, ultrasonic transducer 5c is linked to be circuit (referring to Fig. 1) by wire and ultrasonic power 7 or ultrasonic power 8, the tranmitting frequency of ultrasonic transducer 5c is 30KHz-50KHz, and power is 1k-2kw/m
3, in ultrasonic module 5, the quantity of ultrasonic transducer 5c and arrangement form thereof can arrange as required.Continue to see Fig. 1, heating panel 6-1 and each ultrasonic module 5 and each heating panel 6 are one end and are fixed on and prepare on tank wall face, the other end is with unsettled under 5 °～10 ° angles, and each ultrasonic module 5 is that the one end with ultrasonic wave expelling plate 5b is fixed on the wall of preparing case 3.From top heating panel 6-1, to a ultrasonic module 5 bottom, between adjacent each plate, be alternately separately fixed at each other on the two relative sidewalls of preparing case 3.
Fig. 3 represents the heating panel structural representation of (comprising each heating panel 6 and heating panel 6-1,6-2).As Fig. 3, heating panel 6 contains cavity, is provided with the heat conduction coiled pipe 13 of continuous bend in cavity, the outlet 13b that import 13 a that one end of heat conduction coiled pipe 13 is heat-conducting medium and the other end are heat-conducting medium.In the present embodiment, 3 heat-conducting mediums in heat conduction coiled pipe 1 are conduction oils.
Below in conjunction with accompanying drawing explanation the utility model, based on supercritical ultrasonics technology, prepare the operating principle of the equipment of rubber asphalt.
First start conduction oil and heat up and the circulating system, start ultrasonic power 7 and ultrasonic power 8, make each ultrasonic transducer 5c energising work, start subsequently helical conveyor 4 and asphalt delivery pump 10.
Through mechanical disintegration to the waste rubber powder of certain particle size scope, by helical conveyor 4 inputs, prepare case 3; Meanwhile, from the heated bitumen (150 ℃ of left and right) of asphalt storage tank 1, through pitch delivery valve 12, asphalt delivery pump 10, by asphalt delivery pipe 2, also input and prepare in case 3.Heated bitumen and rubber powder drop on the heating panel 6-1 for preparing case 3 the tops simultaneously and are heated mixing mobile towards the low side of heating panel 6-1 along the plate tilting, and drop to subsequently in the ultrasonic module 5 of its below.Ultrasonic wave expelling plate 5b and ultrasonic vibration plate 5a are passed to dither ripple in matrix pitch and rubber powder, and the two is fully mixed, and stir; Simultaneously along the plate tilting, the low side towards heating panel 6-1 flows and falls in next ultrasonic module being adjacent compound, dither occurs with keeping and further mixes; Same principle, mixture is heated while continuing to fall on the next heating panel 6 being adjacent.So, pitch and rubber powder mixture constantly automatically step by step tray flow downward, finally fall on the bottom hot plate 6-2 for preparing case 3.In above flow process, heating panel can make material keep uniform temperature, and by ultrasonic wave dither, rubber powder is evenly distributed in matrix pitch, can also make the abundant swelling of matrix pitch and rubber powder.Finally, the rubber asphalt product of making, from preparing rubber asphalt outlet valve 9 outputs of case 3, enters in rubber asphalt storage device, can be directly used in pavement construction material.
Claims (8)
1. an equipment of preparing rubber asphalt based on supercritical ultrasonics technology, comprise rubber powder conveyer, matrix pitch delivery pump and prepare case, the described case upper end of preparing is provided with rubber powder conveyer and exports the rubber powder charging aperture being connected and the matrix pitch charging aperture being connected with matrix pitch delivery pump outlet, prepares case lower end and is provided with rubber asphalt discharging opening; It is characterized in that be provided with from top to bottom a plurality of heating panels and a plurality of ultrasonic module described preparation in case; Described each ultrasonic module comprises ultrasonic vibration plate, the ultrasonic vibration plate be arrangeding in parallel up and down and is connected in the ultrasonic transducer between this two plate, the bottom of ultrasonic transducer connects ultrasonic wave expelling plate, upper end is connected with ultrasonic vibration plate by bolt, and ultrasonic transducer is linked to be circuit by wire and ultrasonic power.
2. the equipment of preparing rubber asphalt based on supercritical ultrasonics technology according to claim 1, it is characterized in that within preparing case, described heating panel and ultrasonic module are from top to bottom at certain intervals apart from arranging, wherein, in case, top and bottom are respectively provided with a heating panel, every 1～4 ultrasonic module, a heating panel are set therebetween.
3. the equipment of preparing rubber asphalt based on supercritical ultrasonics technology according to claim 2, is characterized in that described preparation in case, and heating panel and ultrasonic module are one end and are fixed on and prepare on tank wall face, and the other end is with unsettled under 5 °～10 ° angles; Described ultrasonic module is that the one end with ultrasonic wave expelling plate is fixed on and prepares on the corresponding wall of case.
4. the equipment of preparing rubber asphalt based on supercritical ultrasonics technology according to claim 3, it is characterized in that described preparation in case, from top heating panel, to the most next ultrasonic module, between adjacent each plate, be alternately separately fixed at each other on the two relative sidewalls of preparing case.
5. the equipment of preparing rubber asphalt based on supercritical ultrasonics technology according to claim 4, is characterized in that arrange a heating panel every two ultrasonic module described preparation in case.
6. the equipment of preparing rubber asphalt based on supercritical ultrasonics technology according to claim 5, is characterized in that described heating panel contains cavity, is provided with heat conduction coiled pipe in cavity, two auspicious import and the heat-conducting medium outlets that are respectively heat-conducting medium of coiled pipe.
7. the equipment of preparing rubber asphalt based on supercritical ultrasonics technology according to claim 6, is characterized in that described rubber powder conveyer is helical feed machinery.
8. the equipment of preparing rubber asphalt based on supercritical ultrasonics technology according to claim 7, is characterized in that the described rubber asphalt discharging opening of preparing case is provided with bleeder valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110664.9U CN203741676U (en) | 2014-03-12 | 2014-03-12 | Equipment for preparing rubber asphalt based on ultrasonic method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110664.9U CN203741676U (en) | 2014-03-12 | 2014-03-12 | Equipment for preparing rubber asphalt based on ultrasonic method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203741676U true CN203741676U (en) | 2014-07-30 |
Family
ID=51341497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420110664.9U Expired - Lifetime CN203741676U (en) | 2014-03-12 | 2014-03-12 | Equipment for preparing rubber asphalt based on ultrasonic method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203741676U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821063A (en) * | 2014-03-12 | 2014-05-28 | 南京工业大学 | Rubber asphalt preparing equipment based on ultrasonic method |
| DE102014119500A1 (en) * | 2014-12-23 | 2016-06-23 | Agentur Kronstadt Gmbh | Plant for the ultrasonic treatment of rubber asphalt mixtures |
| CN113584999A (en) * | 2021-08-23 | 2021-11-02 | 武汉理工大学 | Ultrasonic stirring device and stirring method based on warm-mixed asphalt |
-
2014
- 2014-03-12 CN CN201420110664.9U patent/CN203741676U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821063A (en) * | 2014-03-12 | 2014-05-28 | 南京工业大学 | Rubber asphalt preparing equipment based on ultrasonic method |
| CN103821063B (en) * | 2014-03-12 | 2016-03-23 | 南京工业大学 | A kind of equipment preparing rubber asphalt based on supercritical ultrasonics technology |
| DE102014119500A1 (en) * | 2014-12-23 | 2016-06-23 | Agentur Kronstadt Gmbh | Plant for the ultrasonic treatment of rubber asphalt mixtures |
| CN113584999A (en) * | 2021-08-23 | 2021-11-02 | 武汉理工大学 | Ultrasonic stirring device and stirring method based on warm-mixed asphalt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140730 Effective date of abandoning: 20160323 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140730 Effective date of abandoning: 20160323 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |