CN213357464U - Modified asphalt additive dispersing device - Google Patents
Modified asphalt additive dispersing device Download PDFInfo
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- CN213357464U CN213357464U CN202021613404.5U CN202021613404U CN213357464U CN 213357464 U CN213357464 U CN 213357464U CN 202021613404 U CN202021613404 U CN 202021613404U CN 213357464 U CN213357464 U CN 213357464U
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- Prior art keywords
- stirring
- tank
- shaft
- modified asphalt
- feeding port
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- 239000010426 asphalt Substances 0.000 title claims abstract description 67
- 239000000654 additive Substances 0.000 title claims abstract description 29
- 230000000996 additive effect Effects 0.000 title claims abstract description 25
- 238000003756 stirring Methods 0.000 claims abstract description 93
- 239000006185 dispersion Substances 0.000 claims abstract description 41
- 239000003607 modifier Substances 0.000 claims abstract description 27
- 239000003381 stabilizer Substances 0.000 claims abstract description 24
- 239000011159 matrix material Substances 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 239000010410 layer Substances 0.000 claims abstract description 10
- 239000011229 interlayer Substances 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000004321 preservation Methods 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical group C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The utility model provides a modified asphalt additive dispersing device, which mainly comprises a stirring tank, a dispersing plate and a stirring device, wherein the upper part of the stirring tank is provided with a matrix asphalt inlet, a modifier inlet and a stabilizer inlet, the lower part of the side wall of the stirring tank is provided with a mixed material outlet, and an interlayer between the outer wall and the inner wall of the tank body is provided with a heating layer; the dispersion plate is arranged at the upper part of the stirring shaft and is fixed on the stirring shaft, a diversion trench is arranged on the dispersion plate, and an opening is formed in the trench; the stirring device comprises a motor arranged at the top of the tank body, a stirring shaft connected with an output shaft of the motor is arranged in the middle of the tank body, and stirring blades are arranged on the stirring shaft. The utility model has the advantages that: after the additives such as the modifier, the stabilizer and the like are fed, the additives are firstly thrown out along the holes and the edges of the dispersion plate under the action of centrifugal force through the rotating dispersion plate, are spread on the surface of the asphalt and are uniformly dispersed in the asphalt under the action of stirring, so that the additives such as the modifier, the stabilizer and the like are more uniformly dispersed in the stirring tank, the stirring efficiency is improved, the stirring time is shortened, the energy consumption is further saved, and the production efficiency is improved.
Description
Technical Field
The utility model relates to a modified asphalt additive dispersion devices, concretely relates to a dispersion mixing arrangement that is arranged in modified asphalt production process pitch and additive to mix in advance.
Background
The modified asphalt is prepared by adding rubber, resin, high molecular polymer, fine rubber powder or other fillers or other additives (modifiers), or slightly oxidizing asphalt to improve the performance of asphalt or mixture. The modified asphalt has two mechanisms, namely, the chemical composition of the asphalt is changed, and the modifier is uniformly distributed in the asphalt to form a certain space network structure.
At present, a modified asphalt production system generally comprises a premixing tank, an intermediate tank and a development tank, and the production process is mainly characterized in that matrix asphalt is conveyed to a heat exchanger through a conveying pipeline of an asphalt tank area and exchanges heat with heat conduction oil provided by a heat conduction oil heating furnace system, the matrix asphalt enters the premixing tank through a raw material pump after heat exchange, a modifier and a stabilizer are sequentially conveyed into the premixing tank through a spiral metering scale, after being uniformly stirred, the matrix asphalt enters a colloid mill I through a feeding pump I to be sheared and ground, then the matrix asphalt is conveyed into the intermediate tank, a compatilizer is added into the intermediate tank to be swelled, after the swelling, the matrix asphalt is conveyed into a colloid mill II to be ground, and finally the. The top of the premixing tank is provided with a modifier and stabilizer feeding port, the adding process of the modifier and the stabilizer is direct feeding, and the dispersibility of the additive in the asphalt is increased by controlling the feeding speed. However, in this feeding method, the feeding point of the additive is always fixed, which is not favorable for the sufficient dispersion of the additive, and only the stirring time is prolonged to increase the uniformity.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem existing in the prior art, the utility model provides a modified asphalt additive dispersion devices can make modifier and stabilizer and pitch fully premix.
The utility model discloses the technical scheme who adopts includes: a modified asphalt additive dispersing device mainly comprises a stirring tank, a dispersing plate and a stirring device, wherein a matrix asphalt feeding port, a modifier feeding port and a stabilizer feeding port are arranged at the upper part of the stirring tank, a mixed material outlet is arranged at the lower part of the side wall of the stirring tank, and a heating layer is arranged on an interlayer between the outer wall and the inner wall of the tank body; the dispersion plate is arranged at the upper part of the stirring shaft and is fixed on the stirring shaft, a diversion trench is arranged on the dispersion plate, and an opening is formed in the trench; the stirring device comprises a motor arranged at the top of the tank body, a stirring shaft connected with an output shaft of the motor is arranged in the middle of the tank body, and stirring blades are arranged on the stirring shaft.
Further, the modified asphalt additive dispersing device is characterized in that: the upper part of the stirring tank is provided with a matrix asphalt feeding hole, the matrix asphalt is fed by adopting a pipe, and the size of the feeding hole is designed according to the production capacity and the flow setting of a delivery pump;
further, the modified asphalt additive dispersing device is characterized in that: the top of the stirring tank is respectively provided with a modifier feeding port and a stabilizer feeding port, the distance between the two inlets is not less than 1 m, the sizes of the two inlets are based on the suitability for feeding and observation, the feeding port is provided with a cover which can be manually opened and closed so as to facilitate observation, and the cover is fixed by screws.
Further, the modified asphalt additive dispersing device is characterized in that: an interlayer between the outer wall and the inner wall of the tank body is provided with a heating layer, an inverted U-shaped heat conduction oil heating pipe is arranged in the inner heating cavity, and the outer wall of the tank body is provided with a heat preservation layer.
By adopting the technical scheme, the asphalt can be heated to the required premixing temperature, and the heat preservation function is realized, so that the asphalt in the tank can be maintained at the set temperature for the required time.
Further, the modified asphalt additive dispersing device is characterized in that: the dispersion board is a horizontal disc-shaped structure, is arranged on the upper part of the stirring shaft and is fixed on the stirring shaft, and the dispersion board horizontally surrounds a circle by taking the stirring shaft as a center. The dispersion plate is provided with a diversion trench, the diversion trench extends to the edge of the dispersion plate from the stirring shaft in a circular arc shape, the circular arc direction is consistent with the rotation direction of the stirring shaft, circular openings are uniformly distributed in the trench, and the size of each opening is 6 cm in diameter.
Through adopting above technical scheme, the modifier and the stabilizer that add at first fall on the dispersion board, under the effect of the centrifugal force that brings when the dispersion board rotates, throw away around to along the guiding gutter, fall on the pitch surface through trompil on the dispersion board simultaneously, under stirring of stirring vane, mix in the pitch.
Further, the modified asphalt additive dispersing device is characterized in that: the (mixing) shaft is from last to evenly being equipped with four at least stirring vane down, adjacent stirring vane is the dislocation set all, the contained angle between the adjacent stirring vane on the (mixing) shaft is 90 degrees.
Through adopting above-mentioned technical scheme, the contained angle is 90 degrees between the adjacent stirring vane for stirring vane distributes more evenly, better dislocation between the stirring vane, and four stirring vane of group form a circumference simultaneously, can also make the stirring scope great under the condition of four stirring vane of group only, reach and satisfy the purpose that enlarges the stirring scope and effectively material saving and be convenient for install simultaneously.
Further, the modified asphalt additive dispersing device is characterized in that: the modifier dog-house and stabilizer dog-house all are provided with the feeding pipeline that extends to jar, and the pipeline inclines to jar body center, and pipeline export is apart from jar body center (mixing) shaft distance 0.5 meter.
By adopting the technical scheme, the modifier and the stabilizer can fall in the range of 0.5 meter close to the center of the dispersion disc after being put into the dispersion disc, and then are uniformly spread on the surface of the asphalt along with the rotation of the dispersion disc.
To sum up, the utility model discloses the beneficial effect who brings as follows:
1. the utility model discloses can make the modifier throw the material after through the dispersion impeller, realize the secondary dispersion, more even premixing in pitch has avoided the modifier to add the in-process simultaneously and has glued puddler and agitator tank inner wall. The good dispersion effect can reduce the stirring time, improve the mixing effect, save the addition of the modifier and improve the energy utilization rate.
2. The utility model discloses can make the stabilizer throw the material after through the dispersion impeller, realize the secondary dispersion, more even dispersion in pitch, better improvement modified asphalt's stability. The stabilizer is uniformly dispersed in the asphalt, so that the modifier in the asphalt can uniformly contact with the stabilizer, and the whole system forms a uniform and stable interpenetrating network structure, thereby being more favorable for the stability of a modified asphalt product.
Drawings
Fig. 1 is a schematic structural diagram of the present invention, which is composed of the following parts: 1-tank body; 2-stabilizer feeding port; 3-matrix asphalt feeding port; 4-modifier feeding port; 5-a dispersion plate; 6-stirring blade; 7-stirring shaft; and 8, a discharge port.
Fig. 2 is a schematic view of a dispersion plate, which is composed of the following parts: 9-blanking hole; 10-a dispersion tray; 11-guiding gutter.
Detailed Description
The present invention will be further clearly and completely described with reference to the following specific embodiments:
a modified asphalt additive dispersing device is shown in figure 1 and mainly comprises a stirring tank, a dispersing plate and a stirring device, wherein the upper part of the stirring tank is provided with a matrix asphalt feeding port, a modifier feeding port and a stabilizer feeding port, the bottom of the stirring tank is provided with an asphalt discharging port, and an interlayer between the outer wall and the inner wall of the tank body is provided with a heating layer; a dispersion plate is fixed at the upper part of the stirring shaft close to the tank top, the dispersion plate is horizontally placed by taking the stirring shaft as the center, a diversion trench is arranged on the dispersion plate, and an opening is formed in the trench; the motor is installed at the top of the tank body, the middle part of the tank body is provided with a stirring shaft connected with an output shaft of the motor, stirring blades are arranged on the stirring shaft, and the stirring speed is controlled by the motor.
The asphalt tank in the embodiment is a vertical cylindrical tank, and in other embodiments, the asphalt tank can also be a horizontal storage tank or an asphalt tank with other shapes. The upper part of the tank is provided with a matrix asphalt feeding port, the matrix asphalt is fed by adopting a pipe, and the size of the feeding port is designed according to the production capacity and the flow of a delivery pump. The asphalt is fed by pipeline with asphalt pump. The bottom of the tank body is provided with an asphalt discharge port and is conveyed by an asphalt pump. The top of the tank body is respectively provided with a modifier feeding port and a stabilizer feeding port, and the distance between the two inlets is 1 meter. An automatic feeding machine is adopted for feeding the modifier, and a feeding port is in a closed state; the stabilizer is manually fed, a cover which can be manually opened and closed is arranged at the feeding port, and the cover is fixed by screws. The modifier dog-house and stabilizer dog-house all are provided with the feeding pipeline that extends to jar, and the pipeline inclines to jar body center, and pipeline export is apart from jar body center (mixing) shaft distance 0.5 meter.
An interlayer between the outer wall and the inner wall of the tank body is provided with a heating layer, an inverted U-shaped heat conducting oil heating pipe is arranged in the inner heating cavity, and the outer wall of the tank body is provided with a heat preservation layer. Through the conduction oil heating, can heat pitch to required temperature fast, the internal temperature of maintenance jar that the outer wall heat preservation can be better can play the effect of energy saving.
The top of the tank position that is close on (mixing) shaft upper portion is fixed with the dispersion board, as shown in fig. 2, the dispersion board is a horizontal discoid structure, uses the (mixing) shaft to place as central level, uses the (mixing) shaft to encircle the round as central level, is provided with the guiding gutter on the board, and the inslot has the trompil, and the trompil size is 6 centimetres. When the modifier or the stabilizer is fed, the material is dispersed for the second time through the dispersion plate, uniformly spread on the surface of the asphalt and dispersed in the asphalt through stirring.
The top of the tank body is provided with a motor. The output shaft of motor is connected with the (mixing) shaft, and the (mixing) shaft is located jar positive center for when rotatory stirring to the stirring in the asphalt tank more even, and avoid stirring the dead angle as far as possible.
On the stirring shaft, from last to evenly being equipped with four at least sets of stirring vane down, be equipped with four sets of stirring vane in this embodiment. The height difference between the adjacent stirring blades is equal, and the adjacent stirring blades are arranged in a staggered manner. In the present embodiment, the included angle between adjacent stirring vanes is 90 degrees. The staggered arrangement has the advantages that the groups of stirring blades cannot be overlapped during stirring, so that the stirring range is larger, the stirring is more uniform, and the stirring dead angle is effectively avoided.
The specific embodiments are only for explaining the present invention, and not for limiting the present invention, the protection scope of the present invention is defined by the claims, and all structural changes made by applying the contents of the specification and the drawings of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A modified asphalt additive dispersing device is characterized by comprising a stirring tank, a dispersing plate and a stirring device, wherein a matrix asphalt feeding port, a modifier feeding port and a stabilizer feeding port are arranged at the upper part of the stirring tank, a mixed material outlet is arranged at the lower part of the side wall of the stirring tank, and a heating layer is arranged in an interlayer between the outer wall and the inner wall of the stirring tank; the dispersion plate is arranged at the upper part of the stirring shaft and is fixed on the stirring shaft, a diversion trench is arranged on the dispersion plate, and an opening is formed in the trench; the stirring device comprises a motor arranged at the top of the tank body, a stirring shaft connected with an output shaft of the motor is arranged in the middle of the tank body, and stirring blades are arranged on the stirring shaft.
2. The modified asphalt additive dispersing apparatus according to claim 1, wherein: the upper part of the stirring tank is provided with a matrix asphalt feeding port, the matrix asphalt is fed by adopting a pipe, and the size of the feeding port is designed according to the production capacity and the flow setting of a delivery pump.
3. The modified asphalt additive dispersing apparatus according to claim 1, wherein: the top of the stirring tank is respectively provided with a modifier feeding port and a stabilizer feeding port, the distance between the two inlets is not less than 1 meter, the sizes of the two inlets are based on the suitability for feeding and observation, the feeding port is provided with a cover which can be manually opened and closed, and the cover is fixed by screws.
4. The modified asphalt additive dispersing apparatus according to claim 1, wherein: an interlayer between the outer wall and the inner wall of the tank body is provided with a heating layer, an inverted U-shaped heat conduction oil heating pipe is arranged in the inner heating cavity, and the outer wall of the tank body is provided with a heat preservation layer.
5. The modified asphalt additive dispersing apparatus according to claim 1, wherein: the dispersion board is a horizontal disc-shaped structure, is arranged on the upper part of the stirring shaft and is fixed on the stirring shaft, and the dispersion board horizontally surrounds a circle by taking the stirring shaft as a center.
6. The modified asphalt additive dispersing apparatus according to claim 1, wherein: the (mixing) shaft is from last to evenly being equipped with four at least stirring vane down, adjacent stirring vane is the dislocation set all, the contained angle between the adjacent stirring vane on the (mixing) shaft is 90 degrees.
7. The modified asphalt additive dispersing apparatus according to claim 3, wherein: the modifier dog-house and stabilizer dog-house all are provided with the feeding pipeline that extends to jar, and the pipeline inclines to jar body center, and pipeline export is apart from jar body center (mixing) shaft distance 0.5 meter.
8. The modified asphalt additive dispersing apparatus according to claim 5, wherein: the dispersion plate is provided with a diversion trench, the diversion trench extends to the edge of the dispersion plate from the stirring shaft in a circular arc shape, the circular arc direction is consistent with the rotation direction of the stirring shaft, circular openings are uniformly distributed in the trench, and the size of each opening is 6 cm in diameter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019217964835 | 2019-10-24 | ||
| CN201921796483 | 2019-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213357464U true CN213357464U (en) | 2021-06-04 |
Family
ID=76143332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021613404.5U Active CN213357464U (en) | 2019-10-24 | 2020-08-06 | Modified asphalt additive dispersing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213357464U (en) |
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2020
- 2020-08-06 CN CN202021613404.5U patent/CN213357464U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231008 Address after: Building 2, No. 5 Pengshan Road, Hecheng Street, Gaoming District, Foshan City, Guangdong Province, 528599 Patentee after: Foshan Yanke Technology Co.,Ltd. Address before: 212000 Building 8, 99 Chuqiao Road, Dingmao, New District, Zhenjiang City, Jiangsu Province Patentee before: JIANGSU TIANNUO ENVIRONMENT ENGINEERING TECHNOLOGY DEVELOPMENT CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 528305, 5th Floor, 502-2-6, Building 1, Shengyue Garden, No. 33 Shunye East Road, Xingtan Town, Shunde District, Foshan City, Guangdong Province (Address Declaration) Patentee after: Fojiaoke Tiannuo (Foshan) Technology Development Co.,Ltd. Country or region after: Zhong Guo Address before: Building 2, No. 5 Pengshan Road, Hecheng Street, Gaoming District, Foshan City, Guangdong Province, 528599 Patentee before: Foshan Yanke Technology Co.,Ltd. Country or region before: Zhong Guo |
|
| CP03 | Change of name, title or address |