KR200409325Y1 - Device for pavement concrete road - Google Patents

Abstract

The present invention relates to a concrete paving device, and more particularly, to a concrete paving device that can install a concrete pavement of less than 1.5cm slump by installing a separate side plate and a compaction means for paving on an asphalt finisher. will be.

To this end, the present invention is to install a height-adjustable side plate to secure both side edges (right angle) of the concrete pavement surface in the side position of the asphalt finisher, and a slump of 1.5 cm or less at the rear end of the asphalt finisher. By installing a vibration / compaction device that can vibrate concrete, it can significantly reduce the air, improve the road flatness quality compared to the existing concrete pavement method by the existing manpower, and asphalt finisher to the concrete pavement It is intended to provide concrete pavement construction devices that can greatly improve the constructability, such as reducing labor costs by maximizing mechanized construction and equipment utilization.

Concrete Pavement, Asphalt Finishers, Height Adjustable Side Plates, Vibrators / Compactors

Description

Device for pavement concrete road

1 is a perspective view showing a side plate structure of a concrete paving construction device according to the present invention,

Figure 2 is a front view showing the side plate structure of the concrete paving construction device according to the present invention,

3 is a perspective view showing a vibration compaction apparatus of a concrete paving construction device according to the present invention,

Figure 4 is a side view showing a vibration compaction apparatus of a concrete paving construction device according to the present invention,

5 is a perspective view showing a state in which the concrete paving by the concrete paving construction device according to the present invention,

6 is an operation diagram showing an operating state of the vibration compaction apparatus of the concrete paving construction device according to the present invention,

7 is a flowchart illustrating a concrete pavement construction method according to the present invention;

8 is a flowchart illustrating a conventional concrete pavement construction method.

<Explanation of symbols for the main parts of the drawings>

10: asphalt finisher 12: mold

14: support 16: female threaded hole pipe

18: height adjustment bar 20: rotation knob

22: side edge plate 24: vertical plate

26: horizontal plate 28: guide hole

30: guide bar 32: bolting hole

34 Volt 36 Primary Voltage Temper

38: vibrator built-in compaction plate 40: press shobar

42: eccentric shaft 44: vibrator

100: height adjustable side plate

200: vibration / compaction device

The present invention relates to a concrete paving device, and more particularly, to a concrete paving device that can install a concrete pavement of less than 1.5cm slump by installing a separate side plate and a compaction means for paving on an asphalt finisher. will be.

In general, the method of paving highways, national roads, farm roads, back roads, parking lots, etc. is largely divided into asphalt pavement and concrete pavement according to the corresponding construction method or function or location.

In general, concrete pavement is a pavement using cement hydraulic aggregate by mixing cement, aggregate, water, etc., and is composed of concrete slab corresponding to the surface layer, intermediate layer, and auxiliary base layer.

In addition, concrete pavement has the advantages of durability, ease of construction, and easy maintenance compared to asphalt pavement. In addition to general concrete pavement, there are reinforced concrete pavement, continuous reinforced concrete pavement, prestressed concrete pavement, and precast concrete pavement. .

Looking briefly with reference to Figure 8 attached to the concrete paving method by the existing manpower as follows.

1) As in the case of asphalt, after arranging the earthwork according to the planned height, the auxiliary base is installed immediately, and the production and transportation of concrete proceeds.

2) Install the formwork on the auxiliary base without spraying emulsion like asphalt, and put the vinyl for the membrane.

3) The concrete mixer truck puts concrete, and in case of highways, reinforces reinforcement by placing reinforcement in advance.In general, such as farm mesh, wire mesh is inserted to maintain proper coating thickness while placing welded wire mesh. Laying work for concrete compaction is in progress.

4) Concrete has tensile stress in concrete due to dry shrinkage. As a measure to prevent the deformation of concrete due to such stress, shrinkage joints are installed at appropriate length along with curing of concrete.

Unlike concrete pavement, such concrete pavement does not require much equipment, and concrete finishers may be put in as needed, but most of the concrete pavement is poured by using various tools while pouring concrete in concrete mixer trucks.

As the concrete pavement is laid by manpower in this way, there are problems such as an increase in labor costs and a decrease in workability.

Therefore, the concrete pavement can be constructed using the asphalt finisher in consideration of the reduction of labor productivity due to manpower, but the concrete pavement using the asphalt finisher is possible only when the slump is made of empty mixed concrete that is almost zero. There are disadvantages.

The present invention was developed in view of the above points, and installed side height adjustable side plates to secure both side edges (right angles) of the concrete pavement at the side positions of the asphalt finisher, and the rear end of the asphalt finisher. By installing a vibration / compaction device that can vibrate concrete of slump 1.5 cm or less at the location, it can greatly reduce the air and improve the road flatness quality compared to the existing concrete pavement method, The purpose of the asphalt paver is to provide concrete paving equipment that can maximize the mechanized construction, improve the utilization of equipment, and greatly improve the construction, such as reducing labor costs.

The present invention for achieving the above object is to install a height-adjustable side plate on the mold side end of the asphalt finisher functioning to flatten the pavement surface, vibrating concrete of about 1.5cm or less in the rear end position of the asphalt finisher It provides a concrete paving construction device, characterized in that achieved by installing a vibration / compaction device that can be compacted.

In a preferred embodiment, the height-adjustable side plate comprises: a support integrally mounted to the mold side end of the finisher, the support having a plurality of female threaded hole pipes vertically penetrated; A height adjusting bar having a male thread formed to be inserted into the female threaded hole pipe of the support to be moved up and down; A rotation knob attached to an upper end of the height adjustment bar on which the male thread is formed; A side edge plate integrally mounted at the lower end of the height adjustment bar to form an edge portion of the concrete pavement surface; Characterized in that it consists of a vibrator mounted on the vertical plate of the side edge plate for vibration compaction on the edge portion of the concrete installation surface.

In addition, the height-adjustable side plate includes: a guide hole penetrated vertically through the rear end of the support; A guide bar inserted through the guide hole; A bolt fastening hole penetrating from the outer surface of the support to the guide hole; Inserted and fastened to the bolt fastening hole is characterized in that it further comprises a bolt for fixing the guide bar.

In a preferred embodiment, the vibration / compaction device comprises a primary voltage temper which is operated by lifting and lowering by hydraulic pressure to crush the first aggregate in concrete; Vibrator built-in compaction plate for vibrating by the eccentric shaft rotation to compact the concrete surface; A press-shower which moves up and down by hydraulic pressure so as to finally finalize the second compacted concrete surface; The primary voltage temper and the hydraulic pressure providing means provided to the press show bar, wherein the primary voltage temper, vibrator-comprising compaction plate and the press show bar is mounted side by side from the front direction to the rear side on the bottom surface of the rear end of the asphalt finisher. It is characterized by.

In particular, the press shobar is provided with a pair, the front and the rear is characterized in that the rising and falling alternately.

Hereinafter, a preferred embodiment of the concrete paving construction device of the present invention will be described in detail with reference to the accompanying drawings.

The present invention is constructed on the point where the asphalt finisher is equipped with a height-adjustable side plate to secure the edges (right angles) of both sides of the concrete pavement surface, and a vibration / compaction device that can vibrate the concrete. There is a feature of the image, in particular, the present design has the point of using a concrete of about 1.5cm or less slump.

In addition, the present invention, as shown in the accompanying flow chart of Figure 7, by the asphalt finisher with the production and transport of concrete can be carried out to the concrete paving construction, by maximizing the mechanized construction concrete paving construction method by the existing manpower Compared to the above, it is possible to greatly shorten the air, and to improve the workability by increasing the road flatness quality.

1 is a perspective view showing a side plate structure of a concrete paving construction device according to the present invention, Figure 2 is a front view thereof.

The present invention is to improve the asphalt pavement having a function of leveling the pavement to concrete pavement construction, the side plate 100 is provided with a height-adjustable side end portion of the mold 12 side of the asphalt pavement 10 .

The height-adjustable side plate 100 serves to support and support the edge portion of the concrete pavement surface (orthogonal surface of both ends) so as not to collapse, and at the same time is installed to obtain a good edge portion of the rectangular surface. It is attached to the mold 12 side end of the asphalt finisher 10.

The support 14 of the height-adjustable side plate 100 is integrally mounted to the mold 12 side end of the asphalt finisher 10, and includes a plurality of female threaded hole pipes 16 along the front and rear directions. ) Is vertically penetrated and fastened, preferably, two female threaded hole pipes 16 are penetrated vertically through the front and rear directions.

At this time, the female threaded hole pipe 16 of the support 14 is inserted into the height adjustment bar 18, the male thread is formed to be able to move up and down, the height adjustment bar at the top end of the height adjustment bar 18 is formed. Rotating handle 20 capable of rotating 18 is integrally attached.

In particular, the bottom edge of the height adjustment bar 18 is integrally mounted to the side edge plate 22 to make the edge of the concrete pavement surface at right angles, such as by welding, this side edge plate 22 of the concrete pavement surface It consists of a vertical plate 24 for supporting the side to be in a vertical state, and a horizontal plate 26 bent at right angles from the lower end of the vertical plate 24 to the bottom surface.

In addition, the vibrator 44 is further attached to the vertical plate 24 of the side edge plate 22 to provide a vibration compacting function for both sides of the concrete installation surface.

By vibrating the vibrator 440 attached to the vertical plate 24 of the side edge plate 22 to improve the quality and workability by providing a uniform quality of the concrete edge portion.

A plurality of (preferably two) guide holes 28 penetrate upward and downward through the rear side of the support 14 of the side plate 100 of which the height is adjustable, and the side edge plate is provided in the guide hole 28. When moving up and down for height adjustment of the 100, the guide bar 30 in the form of a rod that serves as a guide is inserted.

In addition, the outer surface of the support 14 is further formed with a bolt fastening hole 32 penetrating through the guide hole 28, the guide by the bolt 34 is inserted into the bolt fastening hole 32 Bar 30 is fixed.

Here, the operational relationship for the height adjustment of the side plate having the above configuration is as follows.

When holding the rotary knob 20 to rotate, the height adjustment bar 18 is raised and lowered through the female threaded hole pipe 16 of the support 14, which is a male thread and female threaded hole of the height adjustment bar 18 This is achieved by the screw rotational movement between the dead and dead threads in the pipe 16.

At the same time, the lifting and lowering of the side edge plate 22 integrally mounted on the lower end of the height adjustment bar 18 is made, and after the height adjustment of the lifting and lowering the vertical plate 24 of the side edge plate 22 ) Is supported by supporting both sides of the concrete laying surface, the horizontal plate 26 of the side edge plate 22 is in a state of being in close contact with the bottom surface of the road surface outside the concrete laying surface.

In this way, the height of the side edge plate 22 by the elevating operation of the height adjustment bar 18 is to be adjusted to the height of the concrete installation surface.

On the other hand, the rod-shaped guide bar 30 is raised and lowered together through the guide hole 28 of the support 14 during the lifting and lowering for height adjustment of the side edge plate 22 and the lifting and lowering of the side edge plate 22. It will serve as a guide.

Here, the vibration / compaction device of the concrete paving construction device according to the present invention will be described.

3 is a perspective view showing the vibration compaction apparatus of the concrete paving construction device according to the present invention, Figure 4 shows a side view thereof.

The vibration / compaction device is installed at the rear end of the asphalt finisher, and can be vibrated compaction of concrete of about 1.5cm or less slump, it performs a three-step vibration / compaction operation.

The three-stage vibration / compaction is the first step of squeezing the aggregate in the excited state, the step of squeezing evenly by applying the pressure of vibration to the concrete surface, and inserting the gravel projecting on the concrete surface, etc. The final compaction step takes place.

The vibration / compaction apparatus 200 for performing the three-stage vibration / compacting operation is the primary voltage temper 36 to compact the first while squeezing the excited aggregate in the concrete, the concrete surface first compacted evenly by vibration It consists of a vibrator built-in compaction plate 38 for compacting, and a pair of press shovels 40 which provide evenly packed surfaces by inserting gravel or the like projecting on an evenly compacted concrete surface.

At this time, the primary voltage temper 36, the vibrator-comprising compaction plate 38, and the pair of press shobars 40 are arranged side by side at the rear end of the asphalt finisher, and the primary voltage temper 36 ) Is arranged in front of the vehicle body in the longitudinal direction, the vibrator built-in compaction plate 38 is in the middle, and the pair of press shovels 40 are arranged in the rearmost.

The primary voltage temper 36 is moved up and down by the hydraulic pressure supply means (not shown) included in the asphalt finisher, the vibrator built-in compaction plate 38 is a motor-driven eccentric contained therein Vibration operation is performed by the rotation of the shaft 42, and the pair of press showbars 40 are supplied with a secondary voltage to move up and down by hydraulic pressure supply means (not shown) included in the asphalt finisher. Will be

In particular, the pair of press showbars 40 are moved up and down alternately in front and rear.

The hydraulic circuit between the temper and the press show bar and the hydraulic pressure providing means connected thereto uses a well-known hydraulic circuit included in the starch finisher, and a description thereof will be omitted.

Here, look at the operation relationship of the vibration / compaction device having the above configuration in detail as follows.

5 is a perspective view showing a state in which the concrete pavement by the concrete pavement construction device according to the present invention, Figure 6 is an operation diagram showing the operating state of the vibration compaction apparatus.

Usually, slump is a measure of measuring the degree of concrete dough, the smaller the slump value, the higher the value, the thicker the dough, in the case of the thick dough falls out between the reinforcing bars Say the dough that spreads well as you go.

Concrete pavement construction device of the present invention is to use the concrete of the slump 1.5cm or less while constructing the concrete pavement by three steps of vibration / compaction operation.

As described above, the reason for limiting the numerical value to 1.5cm or less slump is as follows. As a result of several field tests as shown in Table 1, when the slump exceeds 1.5cm, it becomes a thick dough, and the edge part of the concrete pavement surface collapses and the flatness quality of the pavement surface decreases. This is because proper concrete pavement is not possible.

Table 1

 division  Slump Test result Packing surface flat Edge state  Constructability final result Example 1  1.0 cm  Quality good  No collapse  Good  Good Example 2  1.5 cm  Quality good  No collapse  Good  Good Example 3 1.7 cm  Some bad Some collapse  Defective  Defective Example 4 2.0cm  Poor quality  collapse  Defective  Defective

First, the height of the side edge plate 22 to adjust the height of the concrete pavement surface to be constructed as described above, the operator rotates the rotary knob 20 while the height adjustment bar 18 is the Ascending and descending through the female threaded hole pipe 16 of the support 14, successive lifting of the side edge plate 22 is integrally mounted to the lower end of the height adjustment bar (18).

After the height adjustment of the side edge plate 22 is made, the asphalt finisher moves forward to chop the concrete poured in the front, wherein the vertical plate 24 of the side edge plate 22 of the concrete installation surface Both sides are supported and supported, and the horizontal plate 26 of the side edge plate 22 is in close contact with the bottom surface of the concrete installation surface outside.

Therefore, both sides of the concrete to be laid is easily molded in a right angle while being pressed by the vertical plate 24 of the side edge plate 22.

In particular, the vibrator 44 is mounted on the vertical plate 24 of the side edge plate 22 so that the vertical plate 24 can firmly fix both sides of the concrete installation surface due to the vibration of the vibrator 44. do.

At this time, the primary voltage temper 36 is operated by the hydraulic providing means to move up and down, while squeezing the excited aggregates in the concrete, the first compacted, and subsequently the first compacted concrete surface of the vibrator built-in compaction plate 38 The vibration is evenly chopped.

Thus, the concrete surface evenly compacted by the vibration of the vibrator-containing compaction plate 38 can be obtained, nevertheless some of the gravel is projected on the concrete surface.

Therefore, immediately after the compaction operation of the vibrator built-in compaction plate 38, a pair of press shobars 40 are put into and out of the gravel projecting on the concrete surface while the operation of lifting and lowering by the hydraulic providing means. Done.

At this time, the pair of press shobar 40 is the front and rear ones alternately ascending and descending operation, the operation to put the gravel, etc. protruding above the concrete surface into the interior.

In this way, both sides of the concrete installation surface by the height-adjustable side plate 100 is easily molded into a right angled surface of good quality, and the surface by the three-stage vibration / compaction of the vibration / compaction device 200 It is possible to provide a smooth and even surface of concrete.

It is apparent that the present invention can be variously modified and imitated by those skilled in the art without departing from the scope of the technical idea of the present invention.

As seen above, according to the concrete pavement construction device according to the present invention, by installing a height-adjustable side plate to secure both side edges (right angles) of the concrete pavement surface in the side position of the asphalt finisher, By installing a vibration / compaction device that can vibrate concrete of less than 1.5cm slump at the rear end of the sher, it is possible to significantly shorten the air compared to the concrete paving method by the existing manpower.

In addition, due to the height-adjustable side plate and the vibration / compaction device of the present invention can improve the road flatness quality significantly compared to the construction by the existing manpower.

In addition, the asphalt finisher can be utilized for concrete pavement construction by simple structural improvement, thereby maximizing mechanized construction and improving the utilization of equipment, thereby reducing construction cost and increasing constructability.

As a result, as the concrete pavement is quickly installed in a good quality state by the asphalt finisher, it is possible to greatly improve workability along with labor cost and construction cost reduction.

Claims (5)

A height-adjustable side plate is installed on the mold side end of the asphalt finisher which has a flattening function of the pavement surface, and a vibration / compacting device is installed to vibrate compaction concrete of about 1.5 cm or less in the rear end position of the asphalt finisher. Concrete paving device, characterized in that achieved by. The method of claim 1, wherein the height-adjustable side plate is: A structure integrally mounted to the mold side end of the finisher, the support having a plurality of female threaded hole pipes fastened up and down; A height adjusting bar having a male thread formed to be inserted into the female threaded hole pipe of the support to be moved up and down; A rotation knob attached to an upper end of the height adjustment bar on which the male thread is formed; A side edge plate integrally mounted at the lower end of the height adjustment bar to form an edge portion of the concrete pavement surface; Concrete paving device, characterized in that composed of a vibrator mounted on the vertical plate of the side edge plate for vibration compaction on the edge portion of the concrete installation surface. The method of claim 2, wherein the height-adjustable side plate is: A guide hole penetrating vertically through the rear end of the support; A guide bar inserted through the guide hole; A bolt fastening hole penetrating from the outer surface of the support to the guide hole; The concrete paving construction device further comprises a bolt inserted into the bolt fastening hole to fix the guide bar. The method of claim 1, wherein the vibration / compaction device: A primary voltage temper which operates by lifting and lowering by hydraulic pressure so as to compact the primary aggregate in concrete; Vibrator built-in compaction plate for vibrating by the eccentric shaft rotation to compact the concrete surface; A press-shower which moves up and down by hydraulic pressure so as to finally finalize the second compacted concrete surface; Hydraulic pressure providing means provided to the primary voltage temper and the press shobar; The primary voltage temper, the vibrator-comprising compaction plate and the press show bar are concrete paving device, characterized in that mounted side by side from the front to the rear side on the bottom surface of the rear end of the asphalt finisher. The concrete paving construction device according to claim 4, wherein a pair of the press showbars is installed, and the front and rear ones are alternately raised and lowered.

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