CN215051835U

CN215051835U - Concrete road surface is pour construction and is used automatic trowelling machine

Info

Publication number: CN215051835U
Application number: CN202120713867.7U
Authority: CN
Inventors: 郝绥军; 刘放明; 贾海燕; 张佳佳
Original assignee: Fifth Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
Current assignee: Fifth Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-12-07
Anticipated expiration: 2031-04-08

Abstract

An automatic trowelling machine for concrete pavement pouring construction comprises a machine body, wherein an engine and a speed reducer are arranged inside the machine body, and a driving smooth roller and a driven smooth roller set are rotatably connected to the bottom of the machine body; the driving smooth roller comprises a driving roller and a driving shaft, wherein the two ends of the driving roller are coaxially and fixedly connected with the driving shaft, and the driving shaft is respectively connected with the power output end of the speed reducer through a transmission belt; the driven smooth roller group comprises a roller frame, a driven roller and a driven shaft, wherein the roller frame is connected to the bottom of the machine body in a lifting and inclination angle adjusting manner, and the two ends of the roller frame along the running direction of the machine body are fixedly connected with the driven shaft; the driven shaft synchronously rotates, and is sleeved and connected with the driven roller. The trowelling machine can finely adjust the driving posture of the trowelling machine according to the gradient of a road surface and the design thickness of a required concrete layer, has a simple structure, and is superior to a road roller in the prior art in both the manufacturing cost and the trowelling construction effect of the concrete road surface.

Description

Concrete road surface is pour construction and is used automatic trowelling machine

Technical Field

The utility model relates to a road construction technical field especially relates to a concrete road surface is pour construction and is used automatic trowelling machine.

Background

In the process of concrete pouring of the road surface, the road surface needs to be leveled, and the leveling is generally carried out manually or by a road roller, wherein in the manual leveling construction, because the manual leveling is different in force path, operation and working efficiency, the leveling quality of the road surface concrete cannot be ensured, the difference of the leveling effect is large, the working efficiency is low, the construction quality is poor, and the guarantee validity period of the concrete road surface is short; the road roller is usually over-heavy in self weight and is more suitable for smoothing asphalt pavements with high viscosity, and compared with slurry asphalt, slurry concrete is low in viscosity and is not suitable for smoothing construction of the road roller, and under the condition of smoothing construction of slope pavements or trawl pavements, the pavements which are smoothed by the road roller for a long distance are different in thickness, and the smoothing quality cannot meet the use requirements.

Through published patent searches, the following comparison documents were found:

CN211947819U discloses a concrete pavement floating device, which includes: a device body; the device body is provided with a frame body, the lower end of the frame body is provided with a walking device, a telescopic device is arranged between the frame bodies, the lower end of the telescopic device is provided with a vibrating device, the lower end of the vibrating device is provided with a floating device, the upper end of the frame body is provided with a control device, and an infrared sensor is arranged between the control device and the walking device; the utility model has the advantages of simple and reasonable structure, convenient to use, the simple operation, job stabilization makes the concrete combination inseparable, and floating effect is good, promotes construction quality.

Through analysis, the road surface floating device in the patent and this application all have great difference in structure and function, therefore do not influence the novelty of this application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's weak point, provide a concrete road surface is pour construction and is used automatic trowelling machine, this trowelling machine can be according to road surface slope and required concrete layer design thickness, finely tunes the gesture of traveling of trowelling machine, and simple structure, and the road roller among the prior art is all superior to in the construction effect of trowelling of its manufacturing cost and concrete road surface.

The utility model aims at realizing through the following technical scheme:

an automatic trowelling machine for concrete pavement pouring construction comprises a machine body, wherein an engine and a speed reducer are arranged inside the machine body, and a driving smooth roller and a driven smooth roller set are rotatably connected to the bottom of the machine body; the driving smooth roller comprises a driving roller and a driving shaft, wherein the two ends of the driving roller are coaxially and fixedly connected with the driving shaft, and the driving shaft is respectively connected with the power output end of the speed reducer through a transmission belt; the driven smooth roller group comprises a roller frame, a driven roller and a driven shaft, wherein the roller frame is connected to the bottom of the machine body in a lifting and inclination angle adjusting manner, and the two ends of the roller frame along the running direction of the machine body are fixedly connected with the driven shaft; the driven shaft synchronously rotates, and is sleeved and connected with the driven roller.

And a plurality of longitudinal beams are fixedly arranged in the middle of the roller wheel frame along the direction which is horizontally vertical to the running direction of the machine body, and a plurality of hydraulic ejector rods which are supported on the bottom surface of the machine body in a jacking mode are fixedly arranged on the longitudinal beams.

And the two ends of the driven shaft are coaxially and rotatably sleeved with chain wheels coaxially fixedly connected with the driven rollers, and driven chains are wound and connected on the chain wheels of the two driven rollers facing to the same end.

The utility model has the advantages and the technical effect be:

the utility model discloses an automatic trowelling machine for concrete pavement pouring construction, which provides main body support through the machine body, provides rotary power for the driving smooth roller by the engine reducer and the transmission belt, and drives the machine body to run by the driving smooth roller which is rotationally connected to the bottom surface of the front end of the machine body running direction; dead weight through organism and internals provides the holding down force for driven smooth roll group, and the running roller frame in the driven smooth roll group is connected with the organism bottom surface through a plurality of hydraulic ejector pins, and the shoring height through adjusting a plurality of hydraulic ejector pins realizes the fine setting at driven roll wheelset lift and inclination in the floating gesture of organism, specifically includes: the road leveling machine comprises a horizontal road leveling attitude, a slope road leveling attitude, a winding hill road leveling attitude and the like, wherein the attitude adjustments are not possessed by the road roller in the prior art; and finally, a plurality of driven rollers which are rotatably connected on the roller wheel frame are mutually in power connection through driven chains, and perform synchronous rotation action for trowelling and finishing the concrete pavement.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of section A-A of FIG. 1;

in the figure: 1-body; 2-a reducer; 3, an engine; 4-a driven roller; 5-roller frame; 6-a driven chain; 7-a driven shaft; 8-a transmission belt; 9-driving shaft; 10-a drive roll; 11-hydraulic ejector rods; 12-a stringer; 13-chain wheel.

Detailed Description

For further understanding of the contents, features and effects of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings. It should be noted that the present embodiment is illustrative, not restrictive, and the scope of the invention should not be limited thereby.

An automatic trowelling machine for concrete pavement pouring construction comprises a machine body 1, wherein an engine 3 and a speed reducer 2 are arranged in the machine body, and a driving smooth roller and a driven smooth roller set are rotatably connected to the bottom of the machine body; the driving smooth roller comprises a driving roller 10 and a driving shaft 9, wherein the two ends of the driving roller are coaxially and fixedly connected with the driving shaft, and the driving shaft is respectively connected with the power output end of the speed reducer through a transmission belt 8; the driven smooth roller group comprises a roller frame 5, a driven roller 4 and a driven shaft 7, wherein the roller frame is connected to the bottom of the machine body in a lifting and inclination angle adjusting manner, and the two ends of the roller frame along the running direction of the machine body are fixedly connected with the driven shaft; the driven shaft synchronously rotates, and is sleeved and connected with the driven roller.

And the middle part of the roller frame is fixedly provided with a plurality of longitudinal beams 12 along the direction which is horizontally vertical to the running direction of the machine body, and the longitudinal beams are fixedly provided with a plurality of hydraulic ejector rods 11 which are supported on the bottom surface of the machine body in an abutting mode.

And the two ends of the driven shaft are coaxially and rotatably sleeved with chain wheels 13 coaxially fixedly connected with the driven rollers, wherein the chain wheels at the same ends of the two driven rollers are wound and connected with driven chains 6.

Additionally, the utility model discloses preferred, engine and reduction gear all adopt the ripe product among the prior art.

Additionally, the utility model discloses preferred, the driving shaft of initiative smooth roll is rotated by the organism bottom surface and is supported, and this connected mode adopts the ripe technical means among the prior art.

In addition, the utility model discloses preferred, the connection form of hydraulic ram includes following two kinds: 1. the bottom end of the hydraulic ejector rod is fixedly connected to the top surface of the roller wheel frame, and the top end of the hydraulic ejector rod is hinged and supported on the bottom surface of the vehicle body in a jacking mode; 2. the bottom end of the hydraulic ejector rod is hinged and connected to the top surface of the roller wheel frame, and the top end of the hydraulic ejector rod is fixedly connected to the bottom surface of the vehicle body.

In order to more clearly describe the embodiments of the present invention, an example is provided below:

the utility model discloses a concrete road surface is pour construction and is used automatic trowelling machine can be according to the road conditions gesture fine setting of being under construction in floating the construction, specifically includes:

1. when the horizontal concrete pavement is constructed, the consistent ejection heights of the plurality of hydraulic ejector rods are ensured, the lowest point of the driving roller and the lowest points of the plurality of driven rollers are ensured to be positioned on the same horizontal plane, and the contact surfaces of the driving roller, the driven rollers and the concrete pavement are positioned on the same horizontal plane.

2. When the slope concrete pavement is constructed, the heights of the multiple groups of hydraulic mandrils at the front end and the rear end of the machine body in the traveling direction can be adjusted to be different, and the driving roller and the driven rollers are arranged in parallel in a three-dimensional space, but the heights of the driven rollers are different.

3. When the winding concrete pavement is constructed, the heights of the plurality of hydraulic ejector rod shores can be respectively adjusted, namely, the driving roller and the driven roller are not parallel no matter on the horizontal plane or in a three-dimensional space, and only the driven rollers are parallel to each other in the plane where the roller wheel frame is located.

Finally, the utility model discloses preferably, the not part of the utility model discloses a mature product and ripe technical means among the prior art all adopt to the greatest extent.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims

1. The utility model provides a concrete road surface is pour construction and is used automatic trowelling machine which characterized in that: the machine comprises a machine body, wherein an engine and a speed reducer are arranged in the machine body, and the bottom of the machine body is rotationally connected with a driving smooth roller and a driven smooth roller set; the driving smooth roller comprises a driving roller and a driving shaft, wherein the two ends of the driving roller are coaxially and fixedly connected with the driving shaft, and the driving shaft is respectively connected with the power output end of the speed reducer through a transmission belt; the driven smooth roller group comprises a roller frame, a driven roller and a driven shaft, wherein the roller frame is connected to the bottom of the machine body in a lifting and inclination angle adjusting manner, and the two ends of the roller frame along the running direction of the machine body are fixedly connected with the driven shaft; and the driven shafts are synchronously rotated, sleeved and connected with driven rollers.

2. The automatic trowelling machine for concrete pavement pouring construction according to claim 1, characterized in that: and a plurality of longitudinal beams are fixedly arranged in the middle of the roller wheel frame along the direction which is horizontally vertical to the running direction of the machine body, and a plurality of hydraulic push rods which are supported on the bottom surface of the machine body in a jacking mode are fixedly arranged on the longitudinal beams.

3. The automatic trowelling machine for concrete pavement pouring construction according to claim 1, characterized in that: the two ends of the driven shaft are coaxially and rotatably sleeved with chain wheels coaxially fixedly connected with the driven rollers, and driven chains are wound on the chain wheels, facing the same ends, of the two driven rollers.