CN216440374U - Continuous asphalt mixture stirring device and stirring assembly - Google Patents
Continuous asphalt mixture stirring device and stirring assembly Download PDFInfo
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- CN216440374U CN216440374U CN202120594386.9U CN202120594386U CN216440374U CN 216440374 U CN216440374 U CN 216440374U CN 202120594386 U CN202120594386 U CN 202120594386U CN 216440374 U CN216440374 U CN 216440374U
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Abstract
A continuous asphalt mixture stirring device and a stirring assembly are provided, wherein the stirring assembly comprises a stirring shaft, a first feeding blade, a material returning blade, a plurality of distributing blades and a plurality of second feeding blade groups; the first feeding blade and the return blade are oppositely arranged at two ends of the stirring shaft; the asphalt mixing device comprises a stirring shaft, a first feeding blade, a plurality of material distributing blades, a plurality of stirring arms and a plurality of material distributing blades, wherein the material distributing blades are arranged between the first feeding blade and the material returning blade at intervals so as to disperse asphalt mixtures, one side of each material distributing blade flows towards the first feeding blade, the other side of each material distributing blade flows towards the material returning blade; when the material distributing blade rotates for one circle, one part of the asphalt mixture can be pushed to move along the feeding direction of the asphalt mixture, and the other part of the asphalt mixture can move along the returning direction of the asphalt mixture, so that the overturning and pushing movement of the asphalt mixture is intensified.
Description
Technical Field
The utility model belongs to the field of asphalt mixture preparation, and particularly relates to a continuous asphalt mixture stirring device and a stirring assembly.
Background
The mixture from the continuous asphalt mixture stirring equipment has the characteristics of good uniformity, stable work, large yield, low failure rate and small influence of human factors, and is more favorable for controlling the construction quality of high-grade roads. The core of the forced continuous asphalt mixture stirring equipment is a continuous stirring cylinder, and the working efficiency of the continuous stirring cylinder directly influences the yield of the mixed mixture and the uniformity of the mixed mixture. The existing continuous asphalt mixture stirring cylinder has poor stirring uniformity and material blooming phenomenon in the using process, and the unreasonable structure of a stirring system in the stirring cylinder is an important reason for the material blooming phenomenon and needs to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a stirring assembly, and further aims to provide a continuous asphalt mixture stirring device adopting the stirring assembly.
The utility model adopts the following technical scheme:
a stirring assembly comprises a stirring shaft, a first feeding blade, a material returning blade, a plurality of material distributing blades and a plurality of second feeding blade groups;
the first feeding blade and the material returning blade are oppositely arranged at two ends of the stirring shaft;
the asphalt mixing device comprises a stirring shaft, a first feeding blade, a plurality of material distributing blades, a plurality of stirring arms and a plurality of material distributing blades, wherein the material distributing blades are arranged between the first feeding blade and the material returning blade at intervals so as to disperse asphalt mixtures, one side of each material distributing blade flows towards the first feeding blade, the other side of each material distributing blade flows towards the material returning blade;
the plurality of second feeding blade groups are respectively arranged between the first feeding blades and the material distributing blades, between the material distributing blades and the material distributing blades, and between the material returning blades and the material distributing blades, and comprise a plurality of second feeding blades arranged at intervals.
Furthermore, the return surface and the feeding surface are symmetrically arranged on the material distributing blade.
Further, the return surface is an arc-shaped surface formed on the material distributing blade.
Furthermore, the two distributing and stirring arms are symmetrically arranged on the distributing mounting seat, and the distributing mounting seat comprises two semicircular distributing shaft seats which are oppositely arranged, a fixing seat which is arranged on the distributing shaft seat and used for mounting the distributing and stirring arms, and a distributing locking piece which is arranged between the two semicircular distributing shaft seats.
Further, the first feeding blade is identical in structure with the second feeding blade.
Furthermore, the first feeding blade comprises a first mounting seat arranged on the stirring shaft, two first stirring arms oppositely arranged on the first mounting seat and a first stirring blade obliquely arranged on the first stirring arms and used for enabling the asphalt mixture to move along the feeding direction.
Further, the lengths of the two first stirring arms are different.
Furthermore, the material returning blade comprises a material returning mounting seat arranged on the stirring shaft, two material returning stirring arms symmetrically arranged on the material returning mounting seat and a material returning paddle which is obliquely arranged on the material returning stirring arms and enables the asphalt mixture to move reversely along the feeding direction.
A continuous asphalt mixture stirring device comprises a stirring cylinder, a stirring assembly shown in any one of the above and a driving mechanism;
a feed inlet and a discharge outlet are respectively formed at two ends of the stirring cylinder;
the two stirring assemblies are arranged in parallel and can be rotatably arranged in the stirring cylinder, so that the asphalt mixture moves from the feeding port to the discharging port;
the driving mechanism is arranged on the stirring cylinder and connected with and drives the two stirring components to rotate.
Further, blades of the stirring assembly and blades of the other stirring assembly are arranged in a staggered mode, and a 45-degree included angle is formed between a stirring arm of the stirring assembly and an opposite stirring arm of the other stirring assembly.
As can be seen from the above description of the present invention, compared with the prior art, the beneficial effects of the present invention are: by limiting the layout mode of the first feeding blade, the second feeding blade, the distributing blade and the material returning blade on the stirring assembly, the asphalt mixture forms a plurality of stirring circulating feeding areas in the limited space of the stirring cylinder, so that the stirring circulating feeding areas are beneficial to the overturning movement of the asphalt mixture in the circulating areas, and the uniform mixing of the asphalt mixture is ensured; meanwhile, the feed surface and the return surface are arranged on the material distribution blade, when the material distribution blade rotates for one circle, a part of the circumferential asphalt mixture can be pushed to move along the asphalt mixture feed direction, and a part of the circumferential asphalt mixture moves along the asphalt mixture return direction, so that the overturning and pushing movement of the asphalt mixture is intensified, and the problems of white material generation and poor stirring uniformity during stirring in a continuous stirring cylinder can be effectively solved.
Drawings
FIG. 1 is a first schematic structural diagram of a stirring apparatus;
FIG. 2 is a second schematic structural view of a stirring device;
FIG. 3 is a first schematic structural diagram of a stirring assembly;
FIG. 4 is a second schematic structural view of the stirring assembly;
FIG. 5 is a third schematic structural view of the stirring assembly;
FIG. 6 is a fourth schematic structural view of the stirring assembly;
FIG. 7 is a fifth schematic structural view of the stirring assembly;
FIG. 8 is a sixth schematic structural view of the stirring assembly;
FIG. 9 is a first schematic structural view of a distributing blade;
FIG. 10 is a second schematic structural view of a distributing blade;
FIG. 11 is a third schematic structural view of a distributing blade;
FIG. 12 is a first schematic structural view of a first feeding blade;
FIG. 13 is a second schematic structural view of a first feeding vane;
in the figure, 1-stirring cylinder, 2-stirring component, 3-driving mechanism, 11-feeding inlet, 12-discharging outlet, 21-first feeding blade, 22-returning blade, 23-material distributing blade, 24-second feeding blade, 25-stirring shaft, 211-first mounting seat, 212-first stirring arm, 213-first stirring blade, 214-first mounting shaft seat, 221-returning mounting seat, 222-returning stirring arm, 223-returning blade, 224-returning mounting shaft seat, 231-material distributing mounting seat, 232-material distributing stirring arm, 233-blade distributing, 2331-returning surface, 2332-feeding surface, 234-material distributing shaft seat, 235-fixing seat and 31-driving motor.
Detailed Description
The utility model is further described below by means of specific embodiments.
Referring to fig. 1 to 13, a continuous asphalt mixture stirring device includes a stirring cylinder 1, a stirring assembly 2 and a driving mechanism 3.
The stirring cylinder 1 is obliquely arranged, the two ends of the stirring cylinder are respectively provided with a feed inlet 11 and a discharge outlet 12, the feed inlet 11 is positioned at the low position, the discharge outlet 12 is positioned at the high position, the asphalt mixture enters from the feed inlet 11 and leaves from the discharge outlet 12 after being uniformly stirred in the stirring cylinder 1; the direction from the feed opening 11 to the discharge opening 12 is the feeding direction of the asphalt mixture, and the direction from the discharge opening 12 to the feed opening 11 is the returning direction of the asphalt mixture.
The two stirring assemblies 2 are arranged in parallel and can be rotatably arranged in the stirring cylinder 1, and the asphalt mixture entering the stirring cylinder 1 is stirred and moves along the asphalt mixture feeding direction; the two stirring assemblies 2 are arranged in the stirring cylinder 1 in a synchronous and reverse rotating manner; the stirring assembly 2 comprises a stirring shaft 25, a first feeding blade 21, a material returning blade 22, a plurality of distributing blades 23 and a plurality of second feeding blade groups; specifically, the blades of the stirring assembly 2 and the blades of the other stirring assembly 2 are arranged in a staggered manner, so that a larger stirring overlapping area is obtained and the two stirring assemblies 2 are prevented from colliding in the stirring process; an included angle of 45 degrees is formed between the blades on the stirring component 2 and the opposite blades on the other stirring component 2, so that the asphalt mixture on the same stirring surface can be uniformly stirred.
The first feeding blade 21 is arranged at the front end of the stirring shaft 25, so that the asphalt mixture entering from the feeding port 11 moves along the asphalt mixture feeding direction, and comprises a first mounting seat 211 arranged on the stirring shaft 25, two first stirring arms 212 oppositely arranged on the first mounting seat 211, and a first stirring blade 213 obliquely arranged on the first stirring arm 212 and used for moving the asphalt mixture along the feeding direction, specifically, the first mounting seat 211 comprises two first mounting shaft seats 214 capable of being relatively buckled on the stirring shaft 25, and a first locking member arranged between the two first mounting shaft seats 214, so that the first feeding blade 21 can be conveniently dismounted; further, the lengths of the two first stirring arms 212 are different, and the first stirring arms 212 with different lengths of the opposite first feeding blades 21 on the two stirring assemblies 2 are arranged in a staggered manner, so that the asphalt mixture on the same stirring surface is uniformly stirred.
The material returning blade 22 is arranged at the rear end of the stirring shaft 25 so that the asphalt mixture moves along the asphalt mixture returning direction and leaves from the discharge opening 12, and the material returning blade 22 is arranged at the rear end of the stirring shaft 25 so as to prevent the asphalt mixture from being accumulated at the rear end of the stirring cylinder 1 opposite to the discharge opening 12 and facilitate the rapid discharge of the asphalt mixture; the material returning device comprises a material returning mounting seat 221 arranged on a stirring shaft 25, two material returning stirring arms 222 symmetrically arranged on the material returning mounting seat 221 and a material returning paddle 223 obliquely arranged on the material returning stirring arms 222 and used for enabling an asphalt mixture to move along the feeding direction, wherein the material returning mounting seat 221 comprises two material returning mounting shaft seats 224 capable of being oppositely buckled on the stirring shaft 25 and a material returning locking part arranged between the two material returning mounting shaft seats 224 so as to facilitate the disassembly and assembly of the material returning paddle 22; further, the two returning stirring arms 222 are equal in length, which is beneficial to quickly discharging the asphalt mixture.
The distributing blades 23 are arranged between the first feeding blade 21 and the returning blade 22 at intervals so as to disperse the asphalt mixture, one side of the distributing blades flows towards the asphalt mixture returning direction, and the other side of the distributing blades flows towards the asphalt mixture feeding direction; comprises a material-dividing mounting seat 231 arranged on the stirring shaft 25, two material-dividing stirring arms 232 oppositely arranged on the material-dividing mounting seat 231 and material-dividing blades 233 arranged on the material-dividing stirring arms 232.
The material-separating mounting seat 231 comprises a fixing seat 235 and a material-separating locking piece, wherein the fixing seat is oppositely arranged on the two semicircular material-separating shaft seats 234, the fixing seat 235 is arranged on the material-separating shaft seats 234 and is used for mounting the material-separating stirring arm 232, and the material-separating locking piece is arranged between the two semicircular material-separating shaft seats 234; the distributing mounting seat 231 is two distributing shaft seats 234 which are detachably arranged so as to facilitate the disassembly and assembly of the distributing blade 23; the two material distributing and stirring arms 232 are respectively arranged on the two material distributing shaft seats 234, and the included angle between the two material distributing and stirring arms 232 is 180 degrees; the material-separating stirring arm 232 and the fixed seat 235 can be detached by adopting a bolt assembly, so that the material-separating blade 233 can be replaced conveniently.
A return surface 2331 extending obliquely towards the returning direction of the asphalt mixture and a feed surface 2332 extending obliquely towards the feeding direction of the asphalt mixture are formed on the material distributing blade 233, the return surface 2331 and the feed surface 2332 are symmetrically arranged on the material distributing blade 233, and the asphalt mixture on the circumferential stirring surface can be dispersed towards two sides of the material distributing blade in the stirring process, so that the overturning and pushing movement of the asphalt mixture is intensified, and the uniform mixing of the asphalt mixture is ensured; further, the return surface 2331 and the feed surface 2332 are arcuate surfaces on the contoured upper distribution paddle 233.
The plurality of second feeding blade groups are respectively arranged between the first feeding blades 21 and the distributing blades 23, between the distributing blades 23 and the distributing blades 23, and between the material returning blades 22 and the distributing blades 23, and each second feeding blade group comprises a plurality of second feeding blades 24 which are arranged at intervals; specifically, the structure of the second feeding blade 24 is completely the same as that of the first feeding blade 21, and the detailed description thereof is omitted here.
In the application, two distributing blades 23 are provided, seven second feeding blades 24 are provided, the blades on the stirring shaft 25 are arranged in the order of the first feeding blade 21, the second feeding blade 24, the distributing blade 23, the second feeding blade 24 and the returning blade 22 along the feeding direction of the asphalt mixture, most of the asphalt mixture moves towards the feeding direction of the asphalt mixture through the first feeding blade 21 and the second feeding blade 24, and under the condition of ensuring the mixing uniformity of the asphalt mixture, the yield of the asphalt mixture is ensured; specifically, the axial distance between a first feeding blade 21 and its adjacent second feeding blade 24 is 50mm, and the axial distance between a return blade 22 and its opposite second feeding blade 24 is 263 mm.
Actuating mechanism 3 sets up on agitator tank 1, connects and drives two stirring subassembly 2 and rotate, including two driving motor 31 with the agitator shaft of two stirring subassemblies 2 respectively, and is concrete, because of two stirring subassembly 2's rotation direction is different, during stirring subassembly 2's blade installation, according to its rotation direction, agrees the installation direction of adjustment blade to make the paddle accord with the production demand.
The distribution mode of the first feeding blade 21, the second feeding blade 24, the distributing blade 23 and the material returning blade 22 on the stirring assemblies 2 is limited, so that the asphalt mixture forms a plurality of stirring circulating feeding areas in the limited space of the stirring cylinder, and meanwhile, a large stirring circulating area is formed between the two stirring assemblies 2, so that the stirring movement of the asphalt mixture in the circulating area is facilitated, and the uniform mixing of the asphalt mixture is ensured; meanwhile, the material distributing blade 23 is provided with a feeding surface 2332 and a returning surface 2331, when the material distributing blade rotates for one circle, a part of the circumferential asphalt mixture can be pushed to move along the feeding direction of the asphalt mixture, and a part of the circumferential asphalt mixture moves along the returning direction of the asphalt mixture, so that the overturning and pushing movement of the asphalt mixture is aggravated, and the problems of material waste and poor stirring uniformity during stirring in a continuous stirring cylinder can be effectively solved.
The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the utility model, which is defined by the appended claims and their equivalents and modifications within the scope of the description.
Claims (10)
1. An agitation assembly, characterized by: the device comprises a stirring shaft, a first feeding blade, a material returning blade, a plurality of material distributing blades and a plurality of second feeding blade groups;
the first feeding blade and the material returning blade are oppositely arranged at two ends of the stirring shaft;
the asphalt mixing device comprises a stirring shaft, a plurality of material distributing blades, a plurality of material distributing mounting seats, a material distributing stirring arm and a material distributing blade, wherein the material distributing blades are arranged between a first feeding blade and a material returning blade at intervals so as to disperse asphalt mixture, one side of the material distributing blades flows towards the first feeding blade, the other side of the material distributing blades flows towards the material returning blade;
the plurality of second feeding blade groups are respectively arranged between the first feeding blades and the material distributing blades, between the material distributing blades and the material distributing blades, and between the material returning blades and the material distributing blades, and comprise a plurality of second feeding blades arranged at intervals.
2. A mixing assembly, as set forth in claim 1, wherein: the return surface and the feeding surface are symmetrically arranged on the material distributing blade.
3. A mixing assembly as defined in claim 2, wherein: the return surface is an arc-shaped surface formed on the material distributing blade.
4. A mixing assembly, as set forth in claim 1, wherein: the two material distributing and stirring arms are symmetrically arranged on the material distributing mounting seat, and the material distributing mounting seat comprises two semicircular material distributing shaft seats, a fixing seat and a material distributing locking piece, wherein the two semicircular material distributing shaft seats are oppositely arranged, the fixing seat is arranged on the material distributing shaft seats and used for mounting the material distributing and stirring arms, and the material distributing locking piece is arranged between the two semicircular material distributing shaft seats.
5. A mixing assembly, as set forth in claim 1, wherein: the first feeding blade is identical in structure with the second feeding blade.
6. The stirring assembly of claim 5, wherein: the first feeding blade comprises a first mounting seat arranged on the stirring shaft, two first stirring arms oppositely arranged on the first mounting seat and a first stirring blade which is obliquely arranged on the first stirring arms and enables the asphalt mixture to move along the feeding direction.
7. The stirring assembly of claim 6, wherein: the lengths of the two first stirring arms are different.
8. A mixing assembly, as set forth in claim 1, wherein: the material returning blade comprises a material returning mounting seat arranged on the stirring shaft, two material returning stirring arms symmetrically arranged on the material returning mounting seat and a material returning blade which is obliquely arranged on the material returning stirring arms and enables the asphalt mixture to reversely move along the feeding direction.
9. The utility model provides a continuous type bituminous mixture agitating unit which characterized in that: comprising a mixing bowl, a mixing assembly according to any one of claims 1 to 8 and a drive mechanism;
a feed inlet and a discharge outlet are respectively formed at two ends of the stirring cylinder;
the two stirring assemblies are arranged in parallel and can be rotatably arranged in the stirring cylinder, so that the asphalt mixture moves from the feeding port to the discharging port;
the driving mechanism is arranged on the stirring cylinder and connected with and drives the two stirring components to rotate.
10. The continuous asphalt mixing plant according to claim 9, characterized in that: blades of the stirring assembly and blades on the other stirring assembly are arranged in a staggered mode, and a 45-degree included angle is formed between a stirring arm on the stirring assembly and an opposite stirring arm on the other stirring assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120594386.9U CN216440374U (en) | 2021-03-24 | 2021-03-24 | Continuous asphalt mixture stirring device and stirring assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120594386.9U CN216440374U (en) | 2021-03-24 | 2021-03-24 | Continuous asphalt mixture stirring device and stirring assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216440374U true CN216440374U (en) | 2022-05-06 |
Family
ID=81346762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120594386.9U Active CN216440374U (en) | 2021-03-24 | 2021-03-24 | Continuous asphalt mixture stirring device and stirring assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216440374U (en) |
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2021
- 2021-03-24 CN CN202120594386.9U patent/CN216440374U/en active Active
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