CN217460175U - Road bed laying leveling machine for highway construction - Google Patents

Abstract

The utility model belongs to the evener field especially is a road bed laying evener for highway construction, include: the road surface tamping machine comprises a vehicle body, a ground leveling roller, a leveling compression roller and a bearing frame, wherein a plurality of groups of tamping hydraulic cylinders are mounted on the bearing frame, telescopic rods are arranged at the output ends of the tamping hydraulic cylinders, and a tamping flat plate is fixedly connected to the bottom of each telescopic rod and tamps a road surface through the tamping flat plate; through setting up the mechanism of ramming, install the pneumatic cylinder of ramming on bearing frame and have a stable work platform, the pneumatic cylinder of ramming can drive the dull and stereotyped road surface of strikeing repeatedly of ramming through the telescopic link, carries out the compaction on the road surface like ramming machine, rolls through the compression roller for current road roller, and the dull and stereotyped of ramming of working repeatedly has faster impact velocity, and consequently compaction efficiency is higher, does not need vehicle reciprocating motion.

Description

Road bed laying leveling machine for highway construction

Technical Field

The utility model relates to a evener field specifically is a road bed laying evener for highway construction.

Background

In the process of highway construction, in order to avoid unnecessary abrupt and concave phenomena on the road surface, the paved roadbed is generally leveled, a road roller is one of leveling machines, and the road roller is suitable for various compaction operations under the action of the gravity of the machine, so that a rolled layer is permanently deformed and compacted.

However, the road roller can be used for rolling the road surface by rolling repeatedly in the road rolling construction process, and the rolling repeated for multiple times can cause low construction speed although the ground is compact and is not easy to collapse. Accordingly, those skilled in the art have provided a roadbed-paving leveler for road construction to solve the problems set forth in the above background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a road bed laying evener for highway construction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a subgrade laying leveler for highway construction, comprising: the lower end of the vehicle body is fixedly provided with a vehicle frame, and the bottom of the vehicle body is provided with a driving wheel set and used for driving the vehicle body to move; the land leveling roller is arranged on the front side of the vehicle body, is driven by the vehicle body to rotate and is used for leveling a roadbed; the leveling compression roller is arranged at the tail end of the frame and is rotationally connected with the frame; the bearing frame is arranged on the frame; the road surface tamping device comprises a bearing frame, a plurality of groups of tamping hydraulic cylinders, telescopic rods and a tamping plate, wherein the bearing frame is provided with the plurality of groups of tamping hydraulic cylinders, the output ends of the tamping hydraulic cylinders are provided with the telescopic rods, and the bottom of the telescopic rods is fixedly connected with the tamping plate and tamps a road surface through the tamping plate.

As a further aspect of the present invention: the inboard fixed mounting panel that is equipped with of bearing frame, the pneumatic cylinder fixed mounting that tamps is in on the mounting panel.

As a further aspect of the present invention: the tamping flat plate comprises a first tamping plate and a second tamping plate, the width of the first tamping plate is larger than that of the second tamping plate, and the first tamping plate and the second tamping plate are distributed along the width direction of the road surface.

As a further aspect of the present invention: and a plurality of groups of tamping flat plates are arranged along the length direction of the road surface, and the first tamping plates and the second tamping plates are distributed in a staggered manner in the length direction.

As a further aspect of the present invention: each ramming flat plate is provided with at least one telescopic rod.

As a further aspect of the present invention: the outer side wall of the land leveling roller is fixedly provided with a plurality of groups of obliquely crossed land leveling roller cutters, the front side surface of the vehicle body is fixedly provided with a hydraulic hinge seat, and the hydraulic hinge seat is connected with the land leveling roller through a roller support.

As a further aspect of the present invention: a rotating motor set is fixedly mounted on the vehicle body, a driving shaft is fixedly arranged at the output end of the rotating motor set, and the driving shaft is connected to the middle position of the bearing frame and used for driving the bearing frame to deflect along the axial direction of the driving shaft

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a setting up the mechanism of ramming, installing the pneumatic cylinder of ramming on the carriage and having a stable work platform, the pneumatic cylinder of ramming can drive the dull and stereotyped road surface of strikeing repeatedly of ramming through the telescopic link, carries out the compaction to the road surface like the ramming machine, rolls through the compression roller for current road roller, and the dull and stereotyped ramming of repeated work has faster impact velocity, therefore compaction efficiency is higher, does not need vehicle reciprocating motion.

Drawings

Fig. 1 is a schematic view showing a structure of a roadbed-paving leveler for highway construction;

FIG. 2 is a schematic view showing a bottom structure of a ramming plate in a roadbed-paving leveler for road construction;

FIG. 3 is a schematic top view of a tamper plate in a roadbed-paving leveler for road construction;

fig. 4 is a schematic view showing a structure of a ground leveling roller in a subgrade-laying leveler for road construction.

In the figure: 1. a vehicle body; 11. a driving wheel set; 12. a frame; 13. a hydraulic hinge base; 2. a flat roller; 21. a roller support; 22. a leveling roller cutter; 3. leveling the compression roller; 4. a bearing frame; 41. mounting a plate; 5. a ramming hydraulic cylinder; 51. a telescopic rod; 6. tamping a flat plate; 61. a first tamping plate; 62. a second ramming plate; 7. rotating a motor set; 71. a drive shaft.

Detailed Description

Please refer to fig. 1-4, the embodiment of the utility model provides a road bed laying evener for highway construction mainly uses in the flattening construction of road bed, improves construction speed under the circumstances of guaranteeing that the road bed levels tightly real, and the device mainly includes automobile body 1, level ground roller 2, flattening compression roller 3, bearing frame 4 and tamps pneumatic cylinder 5 and tamps dull and stereotyped 6.

The main body of the vehicle body 1 is an engineering vehicle using a diesel engine as power, a frame 12 is fixedly arranged at the lower end of the vehicle body, a driving wheel set 11 is arranged at the bottom of the vehicle body, and the vehicle body 1 is driven to move by the driving wheel set 11.

As shown in fig. 1 and 2, the leveling roller 2 is provided on the front side of the vehicle body 1 and is driven to rotate by a diesel engine or a motor on the vehicle body 1.

Furthermore, a plurality of groups of flatting roller knives 22 which are obliquely crossed are fixedly arranged on the outer side wall of the flatting roller 2, and when the flatting roller knives 22 rotate, pits and bulges on the surface of the roadbed can be uniformly mixed, so that the subsequent compaction work is facilitated, and the roadbed can be leveled.

Wherein, the fixed articulated seat 13 of hydraulic pressure that is equipped with of leading flank of automobile body 1, be connected through roller support 21 between the articulated seat 13 of hydraulic pressure and the level land roller 2, so, at the during operation, when the vehicle forward motion, the articulated seat 13 of hydraulic pressure passes through roller support 21 control level land roller 2 and arrives the road surface downwards, pit and the protruding misce bene with road bed surface, be favorable to follow-up compaction work, when the vehicle backward motion, then the articulated seat 13 of hydraulic pressure upwards lifts through roller support 21 control level land roller 2, make level land roller 2 break away from the road surface, avoid damaging the road surface after the compaction.

Referring to fig. 1 to 3, a carrying frame 4 is disposed on a vehicle frame 12, a plurality of groups of ramming hydraulic cylinders 5 are mounted on the carrying frame 4, an expansion link 51 is disposed at an output end of each ramming hydraulic cylinder 5, a ramming plate 6 is fixedly connected to a bottom of each expansion link 51, and a road surface is compacted by the ramming plate 6.

The bearing frame 4 is a rectangular frame and is formed by welding hollow stainless steel square pipes, the mounting plate 41 is fixedly arranged on the inner side of the bearing frame 4, and the ramming hydraulic cylinder 5 is fixedly mounted on the mounting plate 41.

So, at the during operation, install the pneumatic cylinder 5 of ramming on bearing frame 4 and have a stable work platform, the pneumatic cylinder 5 of ramming can drive the dull and stereotyped 6 of ramming and strike the road surface repeatedly through telescopic link 51, carries out the compaction on the road surface like the ramming machine, rolls through the compression roller for current road roller, and the dull and stereotyped 6 of ramming of repeated work has faster impact velocity, and consequently compaction efficiency is higher, does not need vehicle reciprocating motion.

Furthermore, in order to enable the tamping flat plate 6 to tamp the road surface without generating a blind area in the tamping process, the tamping flat plate 6 comprises a first tamping plate 61 and a second tamping plate 62, the width of the first tamping plate 61 is greater than that of the second tamping plate 62, the first tamping plate 61 and the second tamping plate 62 are distributed along the width direction of the road surface, and a plurality of groups of tamping flat plates 6 are arranged along the length direction of the road surface, and the first tamping plate 61 and the second tamping plate 62 are distributed in a staggered manner in the length direction.

So, the first board 61 of ramming, the second board 62 of ramming that distribute around in the direction of motion can crisscross up-and-down motion, reach and strike the road bed repeatedly, play the effect of many times impact compaction to the road bed, at the walking in-process moreover, there is not the blind area in the overlapping repeatedly of compaction region, and the compaction is effectual.

Specifically, each tamping flat plate 6 is provided with at least one telescopic rod 51, so that the impact force applied to each tamping flat plate 6 is relatively large, the condition of empty space cannot exist, the compacting effect on the road surface is stable, and the tamping flat plates 6 are made of stainless steel plates.

Referring to fig. 1, the leveling roller 3 is disposed at the rear end of the frame 12, is rotatably connected to the frame 12, is driven by a diesel engine or a motor on the vehicle to rotate along with the movement of the vehicle, and is compacted again on the rammed roadbed.

In an alternative embodiment, as shown in fig. 1, a rotating motor set 7 is fixedly mounted on the vehicle body 1, and an output end of the rotating motor set 7 is fixedly provided with a driving shaft 71, and the driving shaft 71 is connected to a middle position of the bearing frame 4 and is used for driving the bearing frame 4 to deflect along an axial direction of the driving shaft 71.

Therefore, when the road surface needs to incline in a curve area of the road, the angle of the bearing frame 4 can be adjusted through the motor set 7, so that a certain inclination angle is formed between the bearing frame 4 and the horizontal road surface, and when the tamping mechanism on the bearing frame 4 tamps the road surface, the road surface can present the required inclination angle.

The above-mentioned, 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 (7)

1. The utility model provides a road bed is laid evener for construction of highway which characterized in that includes:

the lower end of the vehicle body (1) is fixedly provided with a vehicle frame (12), and the bottom of the vehicle body is provided with a driving wheel set (11) and used for driving the vehicle body (1) to move;

the land leveling roller (2) is arranged on the front side of the vehicle body (1), is driven to rotate by the vehicle body (1) and is used for leveling a roadbed;

the leveling compression roller (3) is arranged at the tail end of the frame (12) and is rotationally connected with the frame (12);

the bearing frame (4) is arranged on the frame (12);

wherein, install multiunit pneumatic cylinder (5) of ramming on bearing frame (4), the output of pneumatic cylinder (5) of ramming is equipped with telescopic link (51), the bottom fixedly connected with flat board (6) of ramming of telescopic link (51), and pass through the road bed face is tamped in flat board (6) of ramming.

2. A roadbed laying screed according to claim 1, characterised in that a mounting plate (41) is fixedly arranged on the inner side of the carrying frame (4), and the ramming hydraulic cylinder (5) is fixedly mounted on the mounting plate (41).

3. A road bed paving screed according to claim 1, characterised in that the tamper plate (6) comprises a first tamper plate (61) and a second tamper plate (62), the width of the first tamper plate (61) being larger than the width of the second tamper plate (62), the first tamper plate (61) and the second tamper plate (62) being distributed in the road width direction.

4. A road bed paving screed according to claim 3, characterised in that a plurality of said tamping plates (6) are provided along the length of the road surface, said first tamping plates (61) and said second tamping plates (62) being staggered in the length direction.

5. A road bed paving screed according to claim 1, characterised in that at least one of said telescopic rods (51) is mounted on each of said ramming plates (6).

6. The roadbed paving leveling machine for highway construction according to claim 1, wherein a plurality of groups of obliquely crossed land leveling roller cutters (22) are fixedly arranged on the outer side wall of the land leveling roller (2), a hydraulic hinge base (13) is fixedly arranged on the front side surface of the vehicle body (1), and the hydraulic hinge base (13) is connected with the land leveling roller (2) through a roller support (21).

7. The roadbed laying levelling machine for highway construction according to claim 1, wherein a rotating motor set (7) is fixedly mounted on the vehicle body (1), a driving shaft (71) is fixedly arranged at the output end of the rotating motor set (7), and the driving shaft (71) is connected to the bearing frame (4) at a middle position and is used for driving the bearing frame (4) to deflect along the axial direction of the driving shaft (71).

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