CN113234464A - Asphalt mixture preparation device - Google Patents
Asphalt mixture preparation device Download PDFInfo
- Publication number
- CN113234464A CN113234464A CN202110588239.5A CN202110588239A CN113234464A CN 113234464 A CN113234464 A CN 113234464A CN 202110588239 A CN202110588239 A CN 202110588239A CN 113234464 A CN113234464 A CN 113234464A
- Authority
- CN
- China
- Prior art keywords
- stirring
- paddle
- box
- feeding
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010426 asphalt Substances 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 25
- 239000000203 mixture Substances 0.000 title claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 199
- 239000000463 material Substances 0.000 claims abstract description 37
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000004321 preservation Methods 0.000 claims 2
- 239000003607 modifier Substances 0.000 abstract description 8
- 238000009413 insulation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
Images
Classifications
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- 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
- C10C3/02—Working-up pitch, asphalt, bitumen by chemical means reaction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
本公开中的一种沥青混合料制备装置，包括搅拌箱，所述搅拌箱内设置有搅拌腔，所述搅拌箱的上端还设置有箱盖，所述箱盖上设置有延伸至所述搅拌腔内的搅拌轴，所述搅拌轴上设置有搅拌器，所述搅拌器包括设置于所述搅拌轴上端的下料桨，所述搅拌轴的下端设置有上料桨，所述搅拌轴上还设置有搅拌桨，所述搅拌桨搅拌所述搅拌腔内的物料，所述搅拌桨位于所述上料桨与所述下料桨之间。下料桨使搅拌腔内的物料由上至下运动，上料桨使搅拌腔内的物料由下至上运动，上料桨与下料桨均将搅拌腔内的物料推向搅拌桨，搅拌腔内的物料搅拌更加均匀，改性剂不易上浮，优化了制备装置的性能。
An asphalt mixture preparation device in the present disclosure includes a stirring box, a stirring cavity is arranged in the stirring box, a box cover is also arranged on the upper end of the stirring box, and a box extending to the stirring box is arranged on the box cover. The stirring shaft in the cavity, the stirring shaft is provided with a stirrer, the stirrer comprises a feeding paddle arranged on the upper end of the stirring shaft, the feeding paddle is arranged on the lower end of the stirring shaft, and the stirring shaft is provided with a feeding paddle. A stirring paddle is also provided, the stirring paddle stirs the materials in the stirring chamber, and the stirring paddle is located between the feeding paddle and the discharging paddle. The feeding paddle makes the material in the stirring chamber move from top to bottom, and the feeding paddle moves the material in the stirring chamber from bottom to top. Both the feeding paddle and the discharging paddle push the material in the stirring chamber to the stirring paddle. The material inside is more evenly stirred, the modifier is not easy to float, and the performance of the preparation device is optimized.
Description
Technical Field
The utility model belongs to the technical field of the pitch preparation, concretely relates to bituminous mixture preparation facilities.
Background
When preparing modified asphalt, because the modifier and the asphalt can be uniformly mixed at a certain high temperature, the asphalt is generally heated, then the asphalt is injected into a stirring tank, and then the modifier is added into the stirring tank, so that the rapid uniform mixing and compatible reaction of the modifier in the asphalt is realized.
The stirring device in the prior art has an unreasonable structure, and the modifier is easy to float upwards in the actual application process, so that the asphalt is stirred unevenly, and the device can be damaged or asphalt materials can be scrapped when the asphalt is serious.
Disclosure of Invention
The disclosure provides an asphalt mixture preparation device, aiming at solving the problem that a modifier is easy to float upwards in the asphalt preparation process in the prior art.
In order to solve the technical problem, the technical scheme adopted by the disclosure is as follows:
an asphalt mixture preparation device comprises a stirring box, wherein a stirring cavity is arranged in the stirring box, an opening is formed in the upper end of the stirring box, the opening is communicated with the stirring cavity, a box cover for closing the opening is further arranged at the upper end of the stirring box, a stirring shaft extending into the stirring cavity is arranged on the box cover, and a driving motor for driving the stirring shaft to rotate is arranged on the box cover;
the stirring shaft is provided with a stirrer, the stirrer comprises a blanking paddle arranged at the upper end of the stirring shaft, the blanking paddle enables materials in the stirring cavity to move from top to bottom, the lower end of the stirring shaft is provided with a loading paddle, the loading paddle enables the materials in the stirring cavity to move from bottom to top, the stirring shaft is further provided with a stirring paddle, the stirring paddle stirs the materials in the stirring cavity, and the stirring paddle is located between the loading paddle and the blanking paddle.
The further improved scheme is as follows: the blanking paddle is a spiral paddle, and the blanking paddle and the stirring shaft are of an integrated structure. The blanking paddle is easy to process.
The further improved scheme is as follows: the feeding paddle is a spiral paddle, the feeding paddle and the stirring shaft are of an integrated structure, and the rotating directions of the feeding paddle and the discharging paddle are opposite. The feeding paddle is easy to process.
The further improved scheme is as follows: the stirring paddle comprises a first stirring blade and a second stirring blade, the first stirring blade and the second stirring blade are uniformly distributed in the circumferential direction of the stirring shaft, wherein the first stirring blade protrudes out of the stirring shaft, and the length of the second stirring blade protrudes out of the stirring shaft. The stirring paddle has a better stirring effect, and the performance of the preparation device is optimized.
The further improved scheme is as follows: and the first stirring blade is provided with a flow disturbing hole which penetrates through the first stirring blade. The material has better stirring effect in the stirring cavity.
The further improved scheme is as follows: the cross-sectional area of the second stirring blade is not larger than that of the turbulence hole. The material has better stirring effect in the stirring cavity.
The further improved scheme is as follows: the first stirring blades and the second stirring blades are alternately arranged. The material has better stirring effect in the stirring cavity.
The further improved scheme is as follows: the outer wall of agitator tank is provided with the heater, the heater is provided with the insulation cover outward, the heater is located the insulation cover with between the agitator tank, still be provided with feed inlet and discharge gate on the agitator tank, the feed inlet is located the upper end of agitator tank, the discharge gate is located the lower extreme of agitator tank. The arrangement of the heat insulation sleeve reduces heat loss and reduces the use cost of the preparation device.
The beneficial effect of this disclosure does:
the asphalt mixture preparation device comprises a stirring box, wherein a stirring cavity is arranged in the stirring box, an opening is formed in the upper end of the stirring box and communicated with the stirring cavity, a box cover for closing the opening is further arranged at the upper end of the stirring box, a stirring shaft extending into the stirring cavity is arranged on the box cover, and a driving motor for driving the stirring shaft to rotate is arranged on the box cover;
the stirring shaft is provided with a stirrer, the stirrer comprises a blanking paddle arranged at the upper end of the stirring shaft, the blanking paddle enables materials in the stirring cavity to move from top to bottom, the lower end of the stirring shaft is provided with a loading paddle, the loading paddle enables the materials in the stirring cavity to move from bottom to top, the stirring shaft is further provided with a stirring paddle, the stirring paddle stirs the materials in the stirring cavity, and the stirring paddle is located between the loading paddle and the blanking paddle.
The material that the unloading oar made the stirring intracavity moves from top to bottom, and the material that the material oar made the stirring intracavity is by lower supreme motion, and the material stirring of intracavity is all pushed to the stirring rake with the unloading oar to the material that the stirring intracavity was all, and the material stirring of stirring intracavity is more even, and the modifier is difficult for floating, has optimized preparation facilities's performance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present disclosure and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings may be obtained from the drawings without inventive effort.
Fig. 1 is a schematic view of an apparatus for preparing an asphalt mixture according to the present disclosure.
Fig. 2 is an exploded view of an apparatus for preparing asphalt mixture according to the present disclosure.
FIG. 3 is a schematic view of a first orientation of the agitator in accordance with the present disclosure.
FIG. 4 is a schematic view of a second orientation of the agitator in accordance with the present disclosure.
The reference numbers in the figures illustrate:
1-a stirring box; 11-a stirring chamber; 12-a heater; 13-insulating sleeve; 2-box cover; 21-a stirring shaft; 22-a blanking paddle; 23-a feeding paddle; 24-a stirring paddle; 241-a first stirring blade; 242-second stirring blade; 243-flow disturbing hole; and 3, driving a motor.
Detailed Description
The technical solution in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure. It should be understood that the specific embodiments described herein are merely illustrative of the disclosure and are not intended to limit the disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the disclosure without inventive step, are within the scope of the disclosure.
The first embodiment is as follows:
referring to fig. 1 to 4, an asphalt mixture preparation apparatus includes a stirring tank 1, a stirring chamber 11 is provided in the stirring tank 1, an opening is provided at an upper end of the stirring tank 1, the opening is communicated with the stirring chamber 11, a tank cover 2 for closing the opening is further provided at an upper end of the stirring tank 1, a stirring shaft 21 extending into the stirring chamber 11 is provided on the tank cover 2, and a driving motor 3 for driving the stirring shaft 21 to rotate is provided on the tank cover 2;
be provided with the agitator on the (mixing) shaft 21, the agitator including set up in the unloading oar 22 of (mixing) shaft 21 upper end, unloading oar 22 makes material in the stirring chamber 11 from top to bottom moves, the lower extreme of (mixing) shaft 21 is provided with material loading oar 23, material loading oar 23 makes material in the stirring chamber 11 is by lower supreme motion, still be provided with stirring rake 24 on the (mixing) shaft 21, stirring rake 24 stirs material in the stirring chamber 11, stirring rake 24 is located material loading oar 23 with between the unloading oar 22.
The stirring shaft 21 is rotatably connected to the box cover 2, a bearing can be arranged between the stirring shaft 21 and the box cover 2, and the bearing between the stirring shaft 21 and the box cover 2 can be a radial thrust bearing.
The bottom of the stirring cavity 11 can also be provided with a support bearing, and the support bearing is in contact with the stirring shaft 21 and plays a role in supporting the stirring shaft 21.
The driving motor 3 can be fixed on the stirring box 1 through screws, and the box cover 2 can be fixed on the stirring box 1 through screws. The case lid 2 can also be clamped on the stirring case 1, and the case lid 2 should not rotate relative to the stirring case 1.
The blanking paddle 22 is a spiral paddle, and the blanking paddle 22 and the stirring shaft 21 are of an integrated structure.
The feeding paddle 23 is a spiral paddle, the feeding paddle 23 and the stirring shaft 21 are of an integrated structure, and the rotating directions of the feeding paddle 23 and the discharging paddle 22 are opposite.
The stirring paddle 24 comprises a first stirring blade 241 and a second stirring blade 242, the first stirring blade 241 and the second stirring blade 242 are uniformly distributed along the circumferential direction of the stirring shaft 21, wherein the length of the first stirring blade 241 protruding the stirring shaft 21 is greater than the length of the second stirring blade 242 protruding the stirring shaft 21.
Both the first stirring blade 241 and the second stirring blade 242 can be welded to the stirring shaft 21, so that the stirring shaft 21 is easy to process.
The first stirring vane 241 is provided with a flow disturbing hole 243, and the flow disturbing hole 243 penetrates through the first stirring vane 241.
The cross-sectional area of the second agitating blade 242 is not greater than the cross-sectional area of the turbulent hole 243.
The first stirring blades 241 are alternately arranged with the second stirring blades 242.
The second agitating blade 242 may also be provided with a flow-disturbing hole 243. Because the linear velocity of the material closer to the stirring shaft 21 is lower, the material close to the stirring shaft 21 cannot be well stirred, and by arranging the second stirring blade 242, the linear velocity of the material close to the stirring shaft 21 can be effectively improved, and the stirring performance of the preparation device is optimized. The material near the stirring shaft 21 is stirred by the second stirring blade 242 and then is stirred by the turbulent holes 243, and the material near the stirring shaft 21 is uniformly stirred after being stirred for multiple times.
Example two:
the difference between this embodiment and the first embodiment is: the outer wall of agitator tank 1 is provided with heater 12, heater 12 is provided with insulation cover 13 outward, heater 12 is located insulation cover 13 with between the agitator tank 1, still be provided with feed inlet and discharge gate on the agitator tank 1, the feed inlet is located the upper end of agitator tank 1, the discharge gate is located the lower extreme of agitator tank 1.
The inlet and outlet ports are not shown in the figures. The arrangement positions of the feed inlet and the discharge outlet are not limited and can be freely selected. The specific structure of the heater 12 and the insulating cover 13 is not limited.
The preparation device of the asphalt mixture of the present disclosure is further described below with reference to the application mode:
the blanking paddle 22 and the feeding paddle 23 realize the up-and-down movement of materials in the stirring cavity 11, the stirring paddle 24 has the function of stirring the materials, the modifier is not easy to float upwards in the practical application process, and the performance of the preparation device is optimized.
The present disclosure is not limited to the above optional embodiments, and on the premise of no conflict, the schemes can be combined arbitrarily; any other products in various forms can be obtained in the light of the present disclosure, but any changes in shape or structure thereof fall within the scope of the present disclosure, which is defined by the claims.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110588239.5A CN113234464A (en) | 2021-05-27 | 2021-05-27 | Asphalt mixture preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110588239.5A CN113234464A (en) | 2021-05-27 | 2021-05-27 | Asphalt mixture preparation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113234464A true CN113234464A (en) | 2021-08-10 |
Family
ID=77139321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110588239.5A Pending CN113234464A (en) | 2021-05-27 | 2021-05-27 | Asphalt mixture preparation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113234464A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202688826U (en) * | 2012-08-23 | 2013-01-23 | 崔相民 | Asphalt mixture mixing machine |
| CN205269653U (en) * | 2015-12-25 | 2016-06-01 | 厦门威尔邦新材料有限公司 | Reation kettle that production adhesive was used |
| CN208449496U (en) * | 2018-04-26 | 2019-02-01 | 苏州世名科技股份有限公司 | It is used to prepare the milling apparatus of particle dispersion |
| CN214830121U (en) * | 2021-05-27 | 2021-11-23 | 湖南大学 | Asphalt mixture preparation device |
-
2021
- 2021-05-27 CN CN202110588239.5A patent/CN113234464A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202688826U (en) * | 2012-08-23 | 2013-01-23 | 崔相民 | Asphalt mixture mixing machine |
| CN205269653U (en) * | 2015-12-25 | 2016-06-01 | 厦门威尔邦新材料有限公司 | Reation kettle that production adhesive was used |
| CN208449496U (en) * | 2018-04-26 | 2019-02-01 | 苏州世名科技股份有限公司 | It is used to prepare the milling apparatus of particle dispersion |
| CN214830121U (en) * | 2021-05-27 | 2021-11-23 | 湖南大学 | Asphalt mixture preparation device |
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