CN214613466U

CN214613466U - Double-deck device that paves of asphalt concrete road surface

Info

Publication number: CN214613466U
Application number: CN202120058776.4U
Authority: CN
Inventors: 张慧思; 姜义超; 李玉强; 秦志坚; 赵炳超
Original assignee: China Railway 14th Bureau Group Qingdao Engineering Co Ltd
Current assignee: China Railway 14th Bureau Group Qingdao Engineering Co Ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-11-05
Anticipated expiration: 2031-01-11

Abstract

The utility model discloses a double-deck device that paves of asphalt concrete road surface, including PMKD, PMKD's below symmetry is equipped with the supporting leg, the lower extreme of supporting leg is equipped with the universal wheel, PMKD's downside rear symmetry is equipped with the guide arm, be equipped with the activity groove in the guide arm, the inside in activity groove is equipped with the loose axle, the middle part swing joint of loose axle has the roller, the both ends fixedly connected with stay cord that the loose axle passed the guide arm, PMKD is close to the position of stay cord and is equipped with the through-hole, the one end that the stay cord passed the through-hole is equipped with the winding roller, the upper end of stay cord is convoluteed in the winding roller outside. The utility model discloses better straightness has when removing, can carry out preliminary compaction to the bituminous paving after shakeout simultaneously, has better laying effect.

Description

Double-deck device that paves of asphalt concrete road surface

Technical Field

The utility model relates to a highway construction technical field especially relates to a double-deck device that paves of asphalt concrete road surface.

Background

Asphalt pavement refers to various types of pavement that are made by incorporating into mineral materials a road asphalt material. The asphalt binder improves the capability of the paving aggregate to resist damage of traveling vehicles and natural factors to the pavement, and enables the pavement to be smooth, less in dust, impermeable and durable. Therefore, the asphalt pavement is a high-grade pavement which is most widely adopted in road construction, and in the construction process of the asphalt pavement, a paving device is required to be used for flattening the asphalt, so that the condition that the pavement is not uniform and the flatness of the ground is influenced is avoided.

Publication number CN210975461U provides a double-deck device of paving of asphalt concrete road surface, including PMKD, the last storage device that is equipped with of PMKD, storage device includes the storage case, be equipped with driving motor on the storage case, driving motor's output is equipped with the (mixing) shaft, one side that the connecting rod is close to storage incasement wall is equipped with the scraper blade, storage bottom of the case portion extends there is main discharging pipe, be equipped with the water pump on the main discharging pipe, the other end of water pump is equipped with vice discharging pipe, vice discharging pipe below is equipped with the several discharge gate, it is equipped with electric telescopic handle to lie in the discharge gate rear on the PMKD bottom, electric telescopic handle's bottom is equipped with the paver, paver below is equipped with the right angle trapezoidal board, PMKD's the other end is equipped with the extension rod, PMKD below symmetry is equipped with the supporting leg, the activity of supporting leg below is equipped with the universal wheel. However, the device adopts the universal wheels, so that the device can move on the road conveniently, but the device is difficult to ensure linear movement when moving, thereby influencing the laying effect of the asphalt road and being inconvenient to popularize and use.

Therefore, we propose a double-layer paving device for asphalt concrete pavement to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the double-deck device that paves of asphalt concrete road surface among the prior art is difficult to keep rectilinear movement when removing, influences the effect of laying of asphalt pavement, is not convenient for popularize and use, and the double-deck device that paves of asphalt concrete road surface that proposes.

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

the utility model provides a double-deck device of paving of asphalt concrete road surface, includes PMKD, PMKD's below symmetry is equipped with the supporting leg, the lower extreme of supporting leg is equipped with the universal wheel, PMKD's downside rear symmetry is equipped with the guide arm, be equipped with the activity groove in the guide arm, the inside in activity groove is equipped with the loose axle, the middle part swing joint of loose axle has the roller, the both ends fixedly connected with stay cord that the loose axle passed the guide arm, PMKD is close to the position of stay cord and is equipped with the through-hole, the one end that the stay cord passed the through-hole is equipped with the winding roller, the upper end of stay cord is convoluteed in the winding roller outside.

In foretell bituminous concrete pavement double-deck paving device, the upside of PMKD is equipped with driving motor, driving motor's right side output end fixedly connected with pivot.

In the double-layer paving device for the asphalt concrete pavement, one end, far away from the driving motor, of the rotating shaft is fixedly connected with a duplex chain wheel, and two transmission chains are sleeved at the upper end and the lower end of the duplex chain wheel.

In foretell double-deck paving of asphalt concrete road surface device, the one end that duplex sprocket was kept away from to drive chain is equipped with driven sprocket, one side fixedly connected with driven spindle that driven sprocket kept away from driving motor, the middle part fixed connection of driven spindle and winding roller.

In the double-layer paving device for the asphalt concrete pavement, the upper side and the lower side of the winding roller are respectively provided with a supporting block, the supporting blocks are sleeved outside the driven rotating shaft, and the winding roller is arranged in the middle of the two supporting blocks.

In the double-layer paving device for the asphalt concrete pavement, the roller is of a metal roller structure, and the inside of the roller is densely filled with concrete.

Compared with the prior art, the utility model discloses possess following advantage:

1. set up the rear side that the roller is in PMKD, can carry out preliminary compaction to the bituminous paving after the shakeout, the pitch of avoiding the shakeout receives tramples unevenness, improves and lays the effect.

2. Contact with ground through the roller when using, because the roller can not take place to rotate, so can keep the straightness that removes betterly to avoid the problem that the effect is poor of laying that leads to because of the influence of universal wheel, convenient to popularize and use.

3. When needs remove the device, rotate through driving motor control pivot and pair sprocket to it is rotatory to drive driven sprocket and driven shaft, convolutes the stay cord through the winding roller, makes the both ends and the ground separation of roller, from not influencing the removal of device, simple structure, convenient operation, convenient to popularize and use.

Drawings

Fig. 1 is a schematic structural view of a double-layer paving device for an asphalt concrete pavement, which is provided by the utility model;

fig. 2 is a top view of a fixed bottom plate of the double-layer paving device for the asphalt concrete pavement provided by the utility model;

fig. 3 is an enlarged schematic view of a point a in fig. 2.

In the figure: the device comprises a fixed bottom plate 1, supporting legs 2, universal wheels 3, guide rods 4, a movable groove 5, a movable shaft 6, a roller 7, a pull rope 8, a driving motor 9, a rotating shaft 10, a duplex chain wheel 11, a transmission chain 12, a driven chain wheel 13, a driven rotating shaft 14, a winding roller 15, a through hole 16 and a supporting block 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a double-layer paving device for asphalt concrete pavement, comprising a fixed base plate 1, supporting legs 2 symmetrically arranged below the fixed base plate 1, a storage tank for storing asphalt raw materials arranged on the upper side of the fixed base plate 1, a discharge pipeline structure for conveying asphalt arranged on the lower side of the fixed base plate 1, which is prior art and will not be explained in detail, universal wheels 3 for movement arranged at the lower ends of the supporting legs 2, guide rods 4 symmetrically arranged behind the lower side of the fixed base plate 1, movable grooves 5 arranged in the guide rods 4, movable shafts 6 arranged in the movable grooves 5, the movable shafts 6 capable of moving up and down in the movable grooves 5, rollers 7 movably connected to the middle parts of the movable shafts 6, the rollers 7 capable of rotating relative to the movable shafts 6, because the rollers 7 cannot deflect, the device has better straightness during movement, thereby improving paving effect, pull ropes 8 fixedly connected to the two ends of the guide rods 4 through the movable shafts 6, the upper height and the lower height of the movable shaft 6 can be controlled through the pull rope 8, the through hole 16 is formed in the position, close to the pull rope 8, of the fixed bottom plate 1, the pull rope 8 is convenient to move, the winding roller 15 is arranged at one end, penetrating through the through hole 16, of the pull rope 8, the upper end of the pull rope 8 is wound on the outer side of the winding roller 15, and the pull rope 8 can be wound through rotation of the winding roller 15.

The upper side of the fixed bottom plate 1 is provided with a driving motor 9, the driving motor 9 adopts a YE2-80M2-4YE2 motor, the right output end of the driving motor 9 is fixedly connected with a rotating shaft 10, and the rotating shaft 10 can be driven to rotate by the driving motor 9.

One end of the rotating shaft 10 far away from the driving motor 9 is fixedly connected with a duplex sprocket 11, two transmission chains 12 are sleeved at the upper end and the lower end of the duplex sprocket 11, and the duplex sprocket 11 can be driven to rotate through the rotating shaft 10.

One end that drive chain 12 kept away from pair sprocket 11 is equipped with driven sprocket 13, under drive chain 12's effect, can make driven sprocket 13 rotate along with pair sprocket 11's rotation, and one side fixedly connected with driven spindle 14 that drive motor 9 was kept away from to driven sprocket 13, driven spindle 14 and the middle part fixed connection of winding roller 15 can drive winding roller 15 through driven spindle 14 and rotate to coiling 8 stay cords.

The upper side and the lower side of the winding roller 15 are respectively provided with a supporting block 17, the supporting blocks 17 are sleeved outside the driven rotating shaft 14, the winding roller 15 is arranged in the middle of the two supporting blocks 17, and the winding roller 15 can be supported through the supporting blocks 17.

Roller 7 adopts metal roller structure, and the inside closely knit packing of roller 7 has the concrete, carries out better compaction to pitch when making roller 7 and ground contact.

The working principle is as follows:

when the asphalt paving device is paved, the lower side of the roller 7 is in contact with the ground under the action of gravity, the paved asphalt is preliminarily compacted, and meanwhile, the roller 7 cannot deflect due to the limitation of the movable shaft 6 and the movable groove 5, so that the asphalt paving device has better flatness in the paving process; when needs turn, start driving motor 9 and drive pivot 10 and pair sprocket 11 rotatory, through drive chain 12, driven sprocket 13 rotates along with pair sprocket 11's rotation, because driven shaft 14 and driven sprocket 13 fixed connection, winding roll 15 and driven shaft 14 fixed connection, when winding roll 15 is rotatory, can roll up stay cord 8 to upwards draw the both ends of loose axle 6 up and rise, roller 7 and ground separation can remove the device through universal wheel 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A double-layer paving device for an asphalt concrete pavement comprises a fixed bottom plate (1) and is characterized in that, supporting legs (2) are symmetrically arranged below the fixed bottom plate (1), universal wheels (3) are arranged at the lower ends of the supporting legs (2), guide rods (4) are symmetrically arranged at the rear part of the lower side of the fixed bottom plate (1), movable grooves (5) are arranged in the guide rods (4), a movable shaft (6) is arranged in the movable groove (5), the middle part of the movable shaft (6) is movably connected with a roller (7), the movable shaft (6) penetrates through two ends of the guide rod (4) and is fixedly connected with a pull rope (8), a through hole (16) is arranged at the position of the fixed bottom plate (1) close to the pull rope (8), and a winding roller (15) is arranged at one end of the pull rope (8) penetrating through the through hole (16), and the upper end of the pull rope (8) is wound outside the winding roller (15).

2. The double-deck paving device of an asphalt concrete pavement according to claim 1, characterized in that a driving motor (9) is arranged on the upper side of the fixed bottom plate (1), and a rotating shaft (10) is fixedly connected to the right output end of the driving motor (9).

3. The double-deck paving device for the asphalt concrete pavement according to claim 2, wherein one end of the rotating shaft (10) far away from the driving motor (9) is fixedly connected with a duplex sprocket (11), and two transmission chains (12) are sleeved at the upper end and the lower end of the duplex sprocket (11).

4. The double-layer paving device for the asphalt concrete pavement according to claim 3, wherein a driven chain wheel (13) is arranged at one end, away from the duplex chain wheel (11), of the transmission chain (12), a driven rotating shaft (14) is fixedly connected to one side, away from the driving motor (9), of the driven chain wheel (13), and the driven rotating shaft (14) is fixedly connected with the middle of the winding roller (15).

5. The double-deck paving device for the asphalt concrete pavement according to claim 4, wherein the winding roller (15) is provided with a supporting block (17) at each of the upper side and the lower side, the supporting block (17) is sleeved outside the driven rotating shaft (14), and the winding roller (15) is arranged in the middle of the two supporting blocks (17).

6. The double-layer paving device for the asphalt concrete pavement according to claim 1, characterized in that the roller (7) adopts a metal roller structure, and the inside of the roller (7) is densely filled with concrete.