CN215210349U

CN215210349U - SBS modified asphalt laying device

Info

Publication number: CN215210349U
Application number: CN202022594135.9U
Authority: CN
Inventors: 柴国平; 李强; 付国伟
Original assignee: Zhejiang Dadongwu Group Construction Co Ltd
Current assignee: Zhejiang Dadongwu Group Construction Co Ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-12-17
Anticipated expiration: 2030-11-11

Abstract

The utility model provides a SBS modified asphalt laying device relates to building material technical field, comprising a frame body, the pitch jar, stir portion and output portion in advance, pitch jar lower extreme is provided with the pitch exit tube, stir the portion in advance including stiring the chamber in advance, have at least partly (mixing) shaft that is located stiring the intracavity in advance, set up in the epaxial screw thread leaf of stirring and be used for driving (mixing) shaft pivoted first motor, the pitch outlet pipe is connected with stiring the chamber in advance, output portion includes the function chamber, have partly axis of rotation that is located the function intracavity at least, set up in the axis of rotation and divide the material leaf and be used for driving axis of rotation pivoted second motor, stir the chamber in advance and pass through pitch pressure pump and function chamber intercommunication, be provided with bar pitch blowout mouth on the function chamber. The utility model relates to a SBS modified asphalt laying device simple structure, the convenience is laid to pitch, and the characteristic that can satisfy SBS modified asphalt carries out the horizontal plane and lays, and it is big to lay the scope, lays thickness well, lays even high quality, lays efficiently.

Description

SBS modified asphalt laying device

Technical Field

The utility model relates to the technical field of building materials,

especially, the utility model relates to a SBS modified asphalt laying device.

Background

With the development of science and technology, the requirements for the safety performance of buildings are higher, after general buildings are built, for example, buildings, waterproof layers, basements, highways and the like, the appearance of the buildings is corroded and affected by external factors, maintenance measures must be taken, and a common maintenance method is to use asphalt to be laid on the appearance of the buildings to repair damaged parts.

The external environment of the road surface is the most complex, after the road is built and communicated with a vehicle, the use quality of the road is gradually reduced due to the abrasion and impact of wheels, the road is corroded and weathered by natural force such as rainstorm, flood, sand wind, ice and snow, solarization, ice melting and the like, and certain defects left after artificial damage and construction, so that the maintenance and repair measures of paving asphalt are required to be carried out after the road is built and communicated with the vehicle, the maintenance and the repair are continuously improved, the damaged part of the road must be repaired in time during the maintenance of the road, otherwise, the investment of repair engineering is increased, the service life of the road is shortened, the loss is caused to users, the requirements on the road surface material are higher and higher along with the change of external climatic conditions and the change of road surface load, and the improvement of the performance of the emulsified asphalt by the modification of the emulsified asphalt has important research value under the characteristic of keeping the emulsified asphalt, particularly, the high-temperature stability, the low-temperature cracking resistance, the adhesiveness with stone materials, the rutting resistance and the like of the emulsified asphalt are improved after modification, so that the modified emulsified asphalt not only has the characteristics of the emulsified asphalt, but also has the advantages of the modified asphalt, the service life of a pavement can be prolonged when the modified emulsified asphalt is applied to the field of road engineering, the maintenance and repair cost is reduced, wherein the SBS simultaneously has a hard-segment polystyrene segment and a soft-segment polybutadiene segment, has elasticity and plasticity, obviously improves the performances of the asphalt such as high temperature, low temperature, adhesiveness and the like, and is a mature modifier applied at present.

For example, Chinese patent invention CN111764238A discloses an asphalt paving device for municipal road construction, which comprises a material storage box body and a vehicle bracket, the four corners of the bottom of the vehicle bracket are respectively provided with a support rod moving wheel, the material storage box body is arranged at the upper part of the vehicle bracket, the lower end of the vehicle bracket is provided with a discharging component, a material poking component and a rolling component, a guide plate is arranged in the material storage box body, one end of the guide plate is hinged with the inner wall of the material storage box body, a material baffle plate for plugging a discharge port is arranged at the other end of the guide plate, a vertical rod with the top end extending into the material storage box body and being hinged with the bottom of the guide plate in a sliding manner is arranged on the fixed horizontal bar, the material storage box is internally provided with a fixed adjusting unit for adjusting the position of the vertical rod, the wall of the vertical rod is fixedly connected with a connecting fixed rod, and one end of the connecting fixed rod is slidably hinged with the side part of the rolling support. The invention has simple structure, can facilitate the falling laying of asphalt materials, can uniformly control the discharging, the material shifting assembly and the rolling, is convenient to operate and has stronger practicability.

The above-described asphalt laying plant still has the following drawbacks: 1. the range is little for asphalt pavement, and thickness is uncontrollable when asphalt pavement, 2, asphalt is deposited for a long time and can deposit or density is uneven, and effect when leading to laying is uneven, 3, only can satisfy ordinary asphalt pavement, because the elasticity ductility of SBS modified asphalt, the mobility is strong, so present asphalt pavement can carry out the horizontal plane and lay, and the device can't satisfy the horizontal plane and lay the demand.

Therefore, in order to solve the above problems, it is necessary to design a reasonably efficient SBS modified asphalt laying apparatus.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, the convenience is laid to pitch, and the characteristic that can satisfy SBS modified asphalt carries out the horizontal plane and lays, and it is big to lay the scope, lays thickness well, lays even high quality, lays efficient SBS modified asphalt laying device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an SBS modified asphalt laying device comprises a frame body, an asphalt tank arranged on the frame body, a pre-stirring part communicated with the asphalt tank and an output part communicated with the pre-stirring part, the lower end of the asphalt tank is provided with an asphalt outlet pipe, the pre-stirring part comprises a pre-stirring cavity, a stirring shaft at least partially positioned in the pre-stirring cavity, a thread blade arranged on the stirring shaft and a first motor used for driving the stirring shaft to rotate, one end of the asphalt outlet pipe, which is far away from the asphalt tank, is connected with the pre-stirring cavity, the output part comprises a functional cavity, a rotating shaft, a material distributing blade and a second motor, wherein at least one part of the rotating shaft is positioned in the functional cavity, the material distributing blade is arranged on the rotating shaft, the second motor is used for driving the rotating shaft to rotate, the pre-stirring cavity is communicated with the function cavity through an asphalt pressure pump, and a strip-shaped asphalt spraying nozzle is arranged on the function cavity.

As the utility model discloses a preferred, the bar pitch blowout mouth is kept away from the one end in function chamber is provided with the narrowing opening.

As the utility model discloses a preferred, the pitch pressure pump pass through the admission pipe with stir the chamber intercommunication in advance, the pitch pressure pump pass through the outlet pipe with function chamber intercommunication.

Preferably, the number of the inlet pipe and the number of the outlet pipe are at least one.

As a preferred aspect of the present invention, the screw thread blade includes a first screw thread blade and a second screw thread blade, and the first screw thread blade is opposite to the second screw thread blade in the screw thread direction.

As the utility model discloses a preferred, the pitch exit tube with stir chamber intercommunication department in advance and be located first screw thread leaf with directly over the second screw thread leaf junction.

As a preferred aspect of the present invention, the length of the distribution blade is equal to the distance between the outside of the rotation axis and the inside of the functional cavity.

As the optimization of the utility model, the number of the distributing leaves is at least one.

As the utility model discloses a preferred, bar pitch blowout mouth with function chamber side intercommunication, just the extending direction of bar pitch blowout mouth with the extending direction of support body sets up perpendicularly.

As the utility model discloses a preferred, be provided with on the support body and be used for supporting the first support frame of pitch jar, be used for supporting the second support frame in the chamber of stiring in advance and be used for supporting the third support frame in function chamber.

As the utility model discloses a preferred, be provided with the wheel on the support body.

As the utility model discloses a preferred, the wheel pass through the telescopic link with the support body is connected, the telescopic link is connected with flexible motor.

As the utility model discloses a preferred, the wheel includes drive wheel and directive wheel, the drive wheel is connected with driving motor, the directive wheel pass through the cardan shaft with the telescopic link is connected.

Preferably, the number of the driving wheel and the number of the steering wheel are at least one.

As the utility model discloses a preferred, the pitch pressure pump is connected with and is used for the drive the third motor of pitch pressure pump work.

As the utility model discloses an prefer, be connected through one of belt, hub connection ware, gear between first motor and the (mixing) shaft.

As the utility model discloses a preferred, the second motor with connect through one of belt, hub connection ware, gear between the axis of rotation.

As the utility model discloses a preferred, the preliminary mixing chamber is provided with first preceding closing cap and first back closing cap, be provided with on the first preceding closing cap and be used for the convenience the first perforation that the (mixing) shaft passed, the function chamber is provided with closing cap and second back closing cap before the second, be provided with on the closing cap before the second and be used for the convenience the second that the axis of rotation passed is perforated.

The utility model relates to a SBS modified asphalt laying device's beneficial effect lies in: simple structure, the asphalt is laid conveniently, can satisfy the characteristic of SBS modified asphalt and carry out the horizontal plane and lay, and the scope of laying is big, and it is good to lay thickness, lays even high quality, lays efficiently.

Drawings

Fig. 1 is a schematic view of the overall structure of an embodiment of the SBS modified asphalt laying apparatus of the present invention;

fig. 2 is a schematic perspective view of a part of the structure of a pre-stirring part of an embodiment of the SBS modified asphalt laying apparatus of the present invention;

fig. 3 is a schematic perspective view of a partial structure of a functional portion in an embodiment of an SBS modified asphalt laying apparatus of the present invention;

FIG. 4 is a schematic view showing the rotation direction of the rotating shaft in another embodiment of the SBS modified asphalt paving apparatus of the present invention;

in the figure: 1. the asphalt mixing device comprises a frame body, 11, a first support frame, 12, a second support frame, 13, a third support frame, 14, wheels, 2, an asphalt tank, 21, an asphalt outlet pipe, 3, a pre-mixing part, 31, a pre-mixing cavity, 311, a first front sealing cover, 312, a first rear sealing cover, 32, a mixing shaft, 33, a threaded blade, 331, a first threaded blade, 332, a second threaded blade, 34, a first motor, 4, an output part, 41, a function cavity, 411, a second front sealing cover, 412, a second rear sealing cover, 42, a rotating shaft, 43, a material separating blade, 44, a second motor, 45, a strip-shaped asphalt spraying nozzle, 5, an asphalt pressure pump, 51, an inlet pipe, 52 and an outlet pipe.

Detailed Description

The following are specific embodiments of the present invention, and the technical solutions of the present invention are further described, but the present invention is not limited to these embodiments.

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of modules and steps and the steps set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

Meanwhile, it should be understood that the flows in the drawings are not merely performed individually for convenience of description, but a plurality of steps are performed alternately with each other.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and systems known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

The first embodiment is as follows: as shown in fig. 1 to 4, which is only one embodiment of the present invention, an SBS modified asphalt paving apparatus includes a frame body 1, an asphalt tank 2 disposed on the frame body 1, a pre-stirring portion 3 communicated with the asphalt tank 2, and an output portion 4 communicated with the pre-stirring portion 3, wherein an asphalt outlet pipe 21 is disposed at a lower end of the asphalt tank 2, the pre-stirring portion 3 includes a pre-stirring chamber 31, a stirring shaft 32 at least partially disposed in the pre-stirring chamber 31, a screw blade 33 disposed on the stirring shaft 32, and a first motor 34 for driving the stirring shaft 32 to rotate, one end of the asphalt outlet pipe 21 away from the asphalt tank 2 is connected with the pre-stirring chamber 31, the output portion 4 includes a functional chamber 41, a rotating shaft 42 at least partially disposed in the functional chamber 41, a distributing blade 43 disposed on the rotating shaft 42, and a second motor 44 for driving the rotating shaft 42 to rotate, the pre-stirring cavity 31 is communicated with the functional cavity 41 through an asphalt pressure pump 5, and a strip-shaped asphalt spraying nozzle 45 is arranged on the functional cavity 41.

The utility model discloses in, support body 1 is mobilizable, and pitch jar 2, stirring portion 3 and output portion 4 all set up on support body 1 in advance, and pitch among the pitch jar 2 flows into to stir portion 3 in advance in the process of stiring then reachs output portion 4 in advance, lays SBS modified asphalt with the bar blowout at the bar pitch blowout mouth 45 of output portion 4.

Firstly, the asphalt tank 2 is provided with an asphalt outlet pipe 21 at the lower end of the asphalt tank 2, and of course, the upper end of the asphalt tank 2 is provided with an asphalt inlet, asphalt is stored and stirred in the asphalt tank 2, and flows out from the asphalt outlet pipe 21 when asphalt is laid.

Then be pre-mixing portion 3, pre-mixing portion 3 includes pre-mixing chamber 31, at least a part is located (mixing) shaft 32 in pre-mixing chamber 31, set up in screw blade 33 on (mixing) shaft 32 and be used for driving (mixing) shaft 32 pivoted first motor 34, the one end that pitch exit tube 21 kept away from asphalt tank 2 with pre-mixing chamber 31 is connected, and here, pre-mixing chamber 31 is horizontal setting, and pitch flows out to pre-mixing chamber 31 from pitch exit tube 21, and first motor 34 drives (mixing) shaft 32 that stretches into in pre-mixing chamber 31 and rotates the stirring pitch, and screw blade 33 can make pitch when flowing in pre-mixing chamber 31, not only moves up and down around (mixing) shaft 32, still carries out the axial motion of (mixing) shaft 32 along the extending direction of screw blade 33, makes pitch more even in pre-mixing chamber 31.

And finally, the output part 4 is an output part 4, wherein the output part 4 comprises a functional cavity 41, a rotating shaft 42 at least a part of which is positioned in the functional cavity 41, a distributing blade 43 arranged on the rotating shaft 42 and a second motor 44 for driving the rotating shaft 42 to rotate, the pre-stirring cavity 31 is communicated with the functional cavity 41 through an asphalt pressure pump 5, a strip-shaped asphalt spraying nozzle 45 is arranged on the functional cavity 41, asphalt uniformly stirred in the pre-stirring cavity 31 flows to the functional cavity 41 through pressurization of the asphalt pressure pump 5, the second motor 44 drives the rotating shaft 42 extending into the functional cavity 41 to rotate to drive asphalt to be transmitted, the distributing blade 43 on the rotating shaft 42 separates the asphalt rotating around the rotating shaft 42, and the asphalt is sprayed out from the asphalt spraying nozzle 45 to lay the asphalt.

Here, the number of the distributing blades 43 is at least one, the length of the distributing blade 43 is equal to the distance between the outer side of the rotating shaft 42 and the inner side of the function cavity 41, that is, one end of the distributing blade 43 away from the rotating shaft 42 abuts against the inner side of the function cavity 41, two adjacent distributing blades 43 can form a distributing cavity, the distributing cavity is arranged along the extending direction of the rotating shaft 42 and is a horizontal cavity, the rotation of the rotating shaft 42 can transfer the asphalt in the distributing cavities to the strip-shaped asphalt spraying nozzle 45 in a long strip shape, and the asphalt can be sprayed and laid in the long strip shape. Can meet the requirement of horizontal pavement on the characteristics of SBS modified asphalt.

It should be noted that the asphalt pressure pump 5 is communicated with the pre-stirring chamber 31 through an inlet pipe 51, the asphalt pressure pump 5 is communicated with the function chamber 41 through an outlet pipe 52, and the number of the inlet pipe 51 and the outlet pipe 52 is at least one, of course, one asphalt pressure pump 5 is separately arranged between each inlet pipe 51 and each outlet pipe 52, the number of the asphalt pressure pumps 5 is also multiple, and the pressure of the asphalt pressure pumps 5 is the same, so that the asphalt stirred in the pre-stirring chamber 31 can flow into the function chamber 41 from different positions of the function chamber 41 at the same flow rate from each position of the pre-stirring chamber 31, and thus the asphalt distribution in the material distribution chamber formed by the material distributing blades 43 in the function chamber 41 is also uniform, and the sprayed asphalt is also more uniform. The paving range is large, the paving thickness is good, the paving uniformity and the paving quality are good, and the paving efficiency is high.

The utility model relates to a SBS modified asphalt laying device simple structure, the convenience is laid to pitch, and the characteristic that can satisfy SBS modified asphalt carries out the horizontal plane and lays, and it is big to lay the scope, lays thickness well, lays even high quality, lays efficiently.

Embodiment two, still as shown in fig. 1 to 4, only be one of them embodiment of the present invention, on the basis of embodiment one, in the device for spreading SBS modified asphalt of the present invention, the bar-shaped asphalt spraying nozzle 45 is far away from one end of the functional cavity is provided with a narrowing opening. Preventing the asphalt from splashing during asphalt spraying and laying and preventing air from entering the functional cavity 41 from the strip-shaped asphalt spraying nozzle 45.

Furthermore, the screw blade 33 includes a first screw blade 331 and a second screw blade 332, the screw directions of the first screw blade 331 and the second screw blade 332 are opposite, and the place where the asphalt outlet pipe 21 communicates with the pre-stirring chamber 31 is located right above the connection place of the first screw blade 331 and the second screw blade 332. Generally, the asphalt outlet pipe 21 is communicated with the middle of the pre-stirring chamber 31, and the first screw blade 331 and the second screw blade 332 are respectively extended from the stirring shaft 32 located at the middle of the pre-stirring chamber 3 to both sides of the screw thread, so that the asphalt falling into the middle of the pre-stirring chamber 31 uniformly flows to both ends of the pre-stirring chamber 31 for pre-stirring.

And, bar pitch blowout mouth 45 with function chamber 41 side intercommunication, just bar pitch blowout mouth 45's extending direction with the extending direction of support body 1 sets up perpendicularly, and it is the perpendicular setting of displacement direction of bar pitch blowout mouth 45 and support body 1 that is really, when displacement around support body 1, bar pitch blowout mouth 45 forms a long banding pitch of controlling the extension and lays. .

Of course, the frame body 1 is provided with a first support frame 11 for supporting the asphalt tank 2, a second support frame 12 for supporting the pre-stirring cavity 31, and a third support frame 13 for supporting the functional cavity 41. Since the pre-mixing chamber 31 and the functional chamber 41 are horizontally disposed cylinders, the second support frame 12 and the third support frame 13 are actually elongated arc-shaped grooves. First support frame 11 makes the height of pitch jar 2 be higher than stir chamber 31 in advance, and like that the inflow of pitch just can be natural is to stir chamber 31 in advance, and of course, first support frame 11 still need carry on spacingly with the arc outflow portion of pitch jar lower part except that the jar body of support pitch jar 2, prevents that pitch jar 2 from rotating, and pitch exit tube 21 is exactly the arc outflow portion that is connected to the pitch jar lower part.

Obviously, be provided with wheel 14 on the support body 1, make things convenient for support body 1 to carry out the displacement, moreover, wheel 14 pass through the telescopic link with support body 1 is connected, the telescopic link is connected with flexible motor, and flexible motor control telescopic link is flexible, just can control support body 1 apart from 14 height of wheel, also be exactly control support body 1 apart from the height on ground to adjust bar pitch blowout mouth 45's height, the convenience is advanced the pitch to the ground of a plurality of heights and is laid.

Here, wheel 14 includes drive wheel and directive wheel, the drive wheel is connected with driving motor, the directive wheel pass through the cardan shaft with the telescopic link is connected, and driving motor drive the drive wheel rotates to drive support body 1 displacement, it is better that the cardan shaft is connected with the steering wheel, thereby can turn when controlling support body 1 displacement through steering wheel control directive wheel. Of course, the number of the driving wheels and the number of the steering wheels are each at least one.

And the asphalt pressure pump 5 is connected with a third motor for driving the asphalt pressure pump 5 to work, the asphalt pressure pumps 5 are provided with a plurality of motors, and the third motors can also be provided with a plurality of motors for respectively driving one asphalt pressure pump 5.

It should be noted that the first motor 34 is connected to the stirring shaft 32 through one of a belt, a shaft connector, and a gear. That is, the first motor 34 includes, but is not limited to, a belt or a gear, etc. to drive the stirring shaft 32 to rotate.

Similarly, the second motor 44 is connected to the rotating shaft 42 through one of a belt, a shaft connector, and a gear. That is, the second motor 44 includes, but is not limited to, a belt or a gear, etc. to drive the rotation shaft 42 to rotate.

Finally, the pre-stirring cavity 31 is provided with a first front sealing cover 311 and a first rear sealing cover 312, the first front sealing cover 311 is provided with a first through hole for facilitating the stirring shaft 32 to pass through, and the first through hole, the stirring shaft 32 and the pre-stirring cavity 31 are coaxially arranged; similarly, the functional cavity 41 is provided with a second front cover 411 and a second rear cover 412, the second front cover 411 is provided with a second through hole for allowing the rotating shaft 42 to pass through conveniently, and the second through hole, the rotating shaft 42 and the functional cavity 41 are all coaxially arranged.

The present invention is not limited to the above-described specific embodiments, and various modifications and changes are possible. Any modification, equivalent replacement, improvement and the like made to the above embodiments according to the technical spirit of the present invention should be included in the scope of protection of the present invention.

Claims

1. The utility model provides a SBS modified asphalt laying device which characterized in that: including support body (1), set up in pitch jar (2) on support body (1), with pitch jar (2) intercommunication stir portion (3) in advance and with output (4) of stirring portion (3) intercommunication in advance, pitch jar (2) lower extreme is provided with pitch exit tube (21), stir portion (3) including stir chamber (31) in advance, have at least a part to be located (32) in stir chamber (31) in advance, set up in screw thread leaf (33) on (32) and be used for the drive (shaft (32) pivoted first motor (34), pitch exit tube (21) are kept away from the one end of pitch jar (2) with stir chamber (31) in advance and be connected, output (4) include function chamber (41), have at least a part to be located axis of rotation (42) in function chamber (41), set up in divide on axis of rotation (42) material leaf (43) and be used for the drive axis of rotation (42) commentaries on classics And the movable second motor (44), the pre-stirring cavity (31) is communicated with the functional cavity (41) through an asphalt pressure pump (5), and a strip-shaped asphalt spraying nozzle (45) is arranged on the functional cavity (41).

2. The SBS modified asphalt laying apparatus according to claim 1, wherein: the asphalt pressure pump (5) is communicated with the pre-stirring cavity (31) through an inlet pipe (51), and the asphalt pressure pump (5) is communicated with the function cavity (41) through an outlet pipe (52).

3. The SBS modified asphalt laying apparatus according to claim 2, wherein: the number of the inlet pipe (51) and the outlet pipe (52) is at least one.

4. The SBS modified asphalt laying apparatus according to claim 1, wherein: the thread blade (33) comprises a first thread blade (331) and a second thread blade (332), and the thread direction of the first thread blade (331) is opposite to that of the second thread blade (332).

5. The SBS modified asphalt laying apparatus according to claim 4, wherein: the position where the asphalt outlet pipe (21) is communicated with the pre-stirring cavity (31) is positioned right above the joint of the first threaded blade (331) and the second threaded blade (332).

6. The SBS modified asphalt laying apparatus according to claim 1, wherein: the length of the material separating blade (43) is equal to the distance between the outer side of the rotating shaft (42) and the inner side of the functional cavity (41).

7. The SBS modified asphalt laying apparatus according to claim 1, wherein: the number of the distributing leaves (43) is at least one.

8. The SBS modified asphalt laying apparatus according to claim 1, wherein: preliminary mixing chamber (31) is provided with first preceding closing cap (311) and first back closing cap (312), be provided with on first preceding closing cap (311) and be used for the convenience the first perforation that (mixing) shaft (32) passed, function chamber (41) is provided with closing cap (411) and second back closing cap (412) before the second, be provided with on second preceding closing cap (411) and be used for the convenience the second perforation that axis of rotation (42) passed.

9. The SBS modified asphalt laying apparatus according to claim 1, wherein: the support body (1) is provided with a first support frame (11) for supporting the asphalt tank (2), a second support frame (12) for supporting the pre-stirring cavity (31) and a third support frame (13) for supporting the functional cavity (41).

10. The SBS modified asphalt laying apparatus according to claim 1, wherein: wheels (14) are arranged on the frame body (1).