JP2503827B2 - Box carburet installation method and equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

The present invention relates to relates to a <br/> installation box Culver DOO, especially installation method for large boxes Cal Bad mutually box mount by aligning culvert and its device.

[0002]

2. Description of the Related Art Generally, box culverts, precast concrete paving slabs, and the like are known for installing precast concrete members on a foundation on site. For example, in the box culvert, basic concrete is placed at the bottom of the excavated groove, and a plurality of box culverts divided in the length direction are arranged side by side on the basic concrete and backfilled. By the way, when a plurality of box culverts are installed side by side, the box culvert A on the starting point side is positionally fixed on the foundation concrete B as shown in FIG. 4 , and the fixed box culvert A and the next box culvert A ′ are fixed. The pulling PC steel rod C is inserted into the side wall, and the pulling PC steel rod C is pulled by the jack D to move the box culverts A ′ to position the box culverts A and A ′ to each other, and individually. In order to match the heights of the base concrete B and the bottom slabs E and E'of the box culverts A and A ', a spacer F such as a steel plate is inserted for height adjustment.

In [0003] the upper Symbol prior art, since the so install attracts box culvert A'by jack D, and the bottom plate E'is foundation concrete B of Sai該box culverts A'its box culvert A'moves Sliding, and friction occurs between the box culvert A ′ and the foundation concrete B. And when constructing a particularly large box culvert, for example, one having a weight of 10 to 20 tons, both the PC steel rod C and the jack D for attracting the box culvert require large ones, which is a labor-intensive work. There was a problem of poor sex. Furthermore, since the box culvert is pulled through the pulling PC steel rods C inserted through the left and right side walls, if the tension of the left and right PC steel rods C due to the jack D becomes uneven, the box culvert will be a box culvert A '. Twisting occurs,
There was a problem in construction that internal stress remained and distortion occurred. Further, the foundation concrete B is constructed so that its upper surface is flat, but it is difficult to finish it on a horizontal flat surface, and sliding on the movement adversely affects the box culvert, and the foundation concrete B is simply There is a problem that it is necessary to adjust the heights of the box culverts A and A'using the spacers F and the like only by placing them, and the construction becomes complicated.

Therefore, the above movement and height adjustment are facilitated.
Therefore, in Japanese Patent Laid-Open No. 64-75742, the left side of the base
Install a rail on the right and connect the drain block to the rail.
Position the height adjustment bolt on the bottom of the ground and slide to the desired position
After adjusting the height, adjust the height with the height adjustment bolt and
After closing the left and right sides of the water block with the formwork, drainage block
A concrete injection hole in the gap between the bottom of the ground and the base.
Proposed a construction method for drainage canals filled with concrete.
ing.

[0005]

With the above drain block
Are equipped with height adjustment bolts at the left and right ends of the front and rear.
The tip of the glide slides on the rail with point contact.
Therefore, pull the drainage block parallel to the rail.
If you do not press it, the drain block will move smoothly.
It may not move. In addition, the height can be
Can be adjusted, but moved to the installation position
Later you will need to adjust the height of the individual drain blocks.
In addition, the concrete injection hole formed on the ground bottom
Before filling the concrete from the left and right sides of the drainage block.
It was necessary to close the surface with a separate formwork.

[0006] The present invention is easy to move the work, it is possible to perform the position and height adjustment of the mutual easily, deer
Also, a formwork is not required for the filling work of the floor mortar, and it is suitable for installation work.
Box carba that can Figure Rukoto the improvement of the definitive workability
It is an object of the present invention to provide a method for installing a sheet and a device therefor.

[0007]

The present invention provides a basic concrete
Provided in the longitudinal direction of the rail over preparative, box click on the rail
Box with skull verts placed on this rail
The Calvert moved to installed position along the rail, before
Between the box culvert and the foundation concrete
In installation method box culvert be installed to fill the mortar, the pair of right and left rails having an upper surface
Adjust the top surface height and the width between the rails to
Place the cleats on the bottom of the rail
Fixed by embedding it in the reet and at the bottom of the box culvert.
Rail receiving part that is approximately equal to the front-rear width of the box culvert
Material, and the lower surface of this rail receiving member is the upper surface of the rail.
Move the box culvert to the installation position by sliding in
After that, from the injection hole provided in the bottom plate of the box culvert
Fill mortar between the left and right rail receiving members and rails
It is a method of installing the box culvert .

The present invention also applies to the front and rear of the concrete foundation.
We installed a rail for the box and on this rail a box culvert
Place the box culvert on this rail.
Move to the installation position along the rail, and
Fill the mortar between the rubert and the foundation concrete.
Box culvert installation device
In addition, from the upper and lower split units that are divided into upper and lower
The box culvert that
Left and right with the bottom fixed and buried in the foundation concrete
Provided on a pair of rails and the bottom of the lower split unit.
And has a lower surface that slides on the upper surface of the rail.
And is approximately equal to the front-back width of the box culvert
A pair of left and right rail receiving members and the box culvert
And a mortar injection hole formed in the bottom plate .

[0009]

With the above construction, after the box culvert is placed on the concrete with the rail receiving member aligned with the rail, the box culvert is moved along the rail and installed at a predetermined position. In addition, the rail is
Is adjusted and the lower part is fixed to the foundation concrete.
The mutual height of each box culvert along the rail.
The position and the alignment can be easily performed. Moreover,
Box culvert when mortar is injected through the injection hole
Approximately equal to the rail receiving member and rail is of the form front and rear width of the
Instead, the left and right formwork are used when constructing the floor mortar.
It becomes unnecessary.

Further, with the above configuration, the box culvert
Consists of an upper and lower split unit that is divided into two
Therefore, after moving the lower split unit to the installation position,
The Cuscalvert can be assembled.

[0011]

Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 and 2 show a first embodiment of the present invention, in which a box culvert 1 made of high- strength concrete is provided with a plurality of upper and lower split units 2 and 3 which are vertically split into two parts. the lower surface of the third bottom plate 4 a pair of left and right rails receiving member 5, 5 made of angle iron are provided along the longitudinal length direction of the box culvert 1. In this example, one piece of the rail receiving member 5 is arranged vertically and is attached to each other inward, and another piece of the rail receiving member 5 fixed to the bottom plate 4 is fixed to another piece such as a bolt. A recessed portion 7A in which the head of 6 is housed
A plurality of holes 7 each having a hole are formed, and the fixing member 6 inserted through the holes 7 is screwed to the lower division unit 3. A base concrete 9 is placed at the bottom of the groove 8 in which the box culvert 1 is embedded, and the base concrete 9 has an H level corresponding to the rail receiving members 5 and 5.
A pair of rails 10 and 10 made of shaped steel are parallel to each other and the upper surface 10M thereof is horizontal and protrudes from the upper surface of the foundation concrete 9, and the lower portion of the rail 10 is buried so that the height of the upper surface 10M thereof is matched. . In the figure, 11 is a mortar injection hole formed in the bottom plate 4.

Next, a method of constructing the box culvert will be described. First, the base concrete 9 on the bottom of the groove 8
When laying , the horizontal height and width of the upper surface 10M of the rail 10 are aligned and buried. In this case, the rail 10 can be adjusted in its horizontal height and width by four points at both ends thereof to set the horizontal height and width with high accuracy. Next, apply a lubricant 12 such as grease to the rails 10 and attach the plurality of lower split units 3 to each other with a crane (not shown).
10 lower surface 5M above surface rail receiving member 5 to 10M of down hanging so as to be placed. Lower division unit 3 as a standard
After a fixed position at a predetermined position to move by pressing, likewise with moving the other lower division unit 3, the PC steel for longitudinal fastening (not shown) provided on the side wall of the two units 2 and 3 the top part unit 2 It is tightly integrated with the lower split unit 3. In this case, the lower split unit 3 can be moved alone or both split units 2, 3 can be moved and then moved on the rail 10. In this case, the lubricant 12 is used to move the rail 10
The rail receiving member 5 slides on the top, and the box culvert 1 or the lower split unit 3 can be moved with a small force. Further, since the box culverts 1 are placed on the rails 10 having the same horizontal height and width via the rail receiving members 5, the respective heights and straightness of the respective box culverts 1 and 1 are straight to the rail 10. Fit exactly along.
Then, after this, mortar is injected from the mortar injection hole 11 to provide the laying mortar 13 on the basic concrete 9, and after the hardening, the box culvert 1 is backfilled.

As described above, in this embodiment, the foundation concrete is
The rails 10 and 10 in the front-rear direction are provided on the rail 9, and these rails 10 and 10
Place the box culvert 1 on top of this rail 10,
Box culvert 1 placed on the rail along rails 10 and 10
Move to the installation position and move the box culvert 1
A box for mounting and filling mortar with the cleat 9.
In the installation method of Cuscal vert 1 ,
Height of the upper surface 10M, 10M of the pair of left and right rails 10 and 10
And the width between the rails 10 and 10 are adjusted, and the basic concrete
Place the door 9 and lower the rails 10 and 10 to the foundation concrete.
Embedded fixed to preparative 9, box at the bottom of the box culvert 1
Rail receiving member 5 that is approximately the same as the front and rear width of the Cuscalvert 1
The rail lower surface 5M of the rail receiving member 5 on the rail 10.
After sliding the box culvert 1 to the installation position by sliding on the surface 10M, the injection provided on the bottom plate 4 of the box culvert 1
Between the hole 11 and the left and right rail receiving members 5, 5 and the rails 10, 10.
To a mounting method of the box culvert 1 to fill the mortar, also vertically after being divided into two parts, the lower divided Yoo
Box culvert 1 consisting of knits 2 and 3 and upper surface 10
Adjust the height and spacing of M and 10M to make the lower concrete
A pair of left and right rails 10 and 10 embedded and fixed in the door 9 and the lower part
The rail is installed on the bottom of the split unit 3 and
Has lower surfaces 5M and 5M that slide on the upper surfaces 10M and 10M of 0 and 10
Left, which is almost the same as the front and rear width of box culvert 1.
Right pair of rail receiving members 5, 5 and box culvert 1
And a mortar injection hole 11 formed in the bottom plate 4 of the
Since it is an installation device for the x culvert 1, the box culvert 1 can be easily moved with a small force as compared with the conventional sliding between the basic concrete and the bottom slab of the box culvert, and the upper surface 10M of the rail 10 and the rail receiving member 5 can be easily moved.
The lower surface 5M of the
Can be moved smoothly. Also rail 10
The horizontal height and width of each box can be adjusted with high precision by adjusting the four points on both ends of each box. It can be carried out. Et al. Of laying the mortar 13
Is injected from the injection hole 11, the rail receiving member 5 and the rail 10
Replaces the formwork, and when constructing the floor mortar 13, a formwork in the left-right direction is unnecessary . Also, in the device,
Box culvert 1 is divided into upper and lower parts, upper and lower parts
It consists of split units 2 and 3, and the lower split unit 3
Since the rail receiving member 5 is provided,
Moved after assembling the Bert 1 or
After moving the knit 3 first, assemble at the installation position
It is possible to construct according to the situation of the site
Becomes

Further, as an effect of the embodiment, by applying the lubricant 12 to the rail 10, the friction between the rail 10 and the rail receiving member 5 is further reduced, and the box culvert 1 is moved by a light force such as human power. It is also possible. In addition, by using H-shaped steel with excellent rigidity for the rail 10,
10 is less deformed, and it becomes easy to install the upper surface 10M horizontally. Further, a vertical piece of the rail receiving member 5 engages with a side portion of the rail 10, and the rails 10 and 10 sandwiching the pair of rail receiving members 5 and 5 prevent the box culvert 1 from moving in the left-right direction. Box culvert 1,1
Can be installed with straightness .

FIG. 3 shows a second embodiment of the present invention. In this embodiment, the upper portion of a rail receiving member 5A made of T-shaped steel is embedded and fixed in the bottom plate 4, and the rail receiving members 5A and 5A are mounted on the rail 10. , 10 are sandwiched between them. A floor mortar 13 is provided between the bottom slab 4 and the foundation concrete 9. In this example, the rail receiving member 5A can be embedded and fixed to the lower split unit 3 without using a fixing member.
By arranging A so as to sandwich it, the left and right directions of the box culverts 1 and 1 can be aligned with the rail 10 .

[0016] The Contact, the present invention is capable of various modifications within the scope of the gist of the present invention is not limited to the above embodiment, For example, rail and rail receiving member of magnitude, The shape and dimensions can be selected as appropriate.

[0017]

INDUSTRIAL APPLICABILITY The present invention is applied to the foundation concrete in the front-back direction.
Rails, the box culvert is placed on this rail, and the box culvert placed on this rail is placed in front.
Move to the installation position along the rails and
Fill mortar between the bart and the concrete foundation
In installation method box culvert be installed to the upper surface height of the pair of right and left rails having an upper surface and its
The width between the rails and the
Install the bottom part of the rail in the foundation concrete.
Constant, and the box cull at the bottom of the box culvert
Provided approximately equal rail receiving member and longitudinal width of Bad, box slides the lower surface of the <br/> rail receiving member on the upper surface of the rail
After moving the Cuscalvert to the installation position,
From the injection hole provided in the bottom plate of the culvert, the left and right rails
Box cal filled with mortar between receiving member and rail
Since it is the installation method of Burt , it is easy to move ,
The mutual position and height can be easily adjusted,
Moreover, no formwork is required for filling the floor mortar, so installation work is possible.
Box mosquitoes to improve the workability of the work can Figure Rukoto
A method of installing Rubert can be provided.

The present invention is also applicable to the front and rear of the concrete foundation.
We installed a rail for the box and on this rail a box culvert
Place the box culvert on this rail.
Move to the installation position along the rail, and
The mortar charge between Albert and the foundation concrete over door
Box culvert installation device
In addition, from the upper and lower split units that are divided into upper and lower
The box culvert that
Left and right with the bottom fixed and buried in the foundation concrete
Provided on a pair of rails and the bottom of the lower split unit.
And has a lower surface that slides on the upper surface of the rail.
And is approximately equal to the front-back width of the box culvert
A pair of left and right rail receiving members and the box culvert
Since it has a mortar injection hole formed in the bottom plate, after moving the lower split unit to the installation position,
Box culvert can be assembled and moved
It is easy to perform mutual positioning and height adjustment, and no formwork is required for filling mortar.
In the improvement of the workability in installation work can FIG Rukoto
A box culvert mounting device can be provided.

[Brief description of drawings]

FIG. 1 is a partially enlarged sectional view showing a first embodiment of the present invention.

FIG. 2 is an explanatory view of construction showing the first embodiment of the present invention.

FIG. 3 is a sectional view of a main part showing a second embodiment of the present invention.

FIG. 4 is an explanatory view of construction showing a conventional example.

[Explanation of symbols]

1 Box Culver preparative second upper split unit 3 lower division unit 4 bottom plate 5,5 A rail receiving member 5M lower surface 9 foundation concrete 10 rail 10M top 11 mortar injection hole

Front page continuation (72) Inventor Goo Hirata 1-2425 Shirayamaura, Niigata City, Niigata Prefecture Hokuriku Regional Construction Bureau, Ministry of Construction (72) Yutaka Itokawa 22-21 Bunkyo-cho, Niigata City, Niigata Prefecture Incorporated (72) Inventor Osamu Wakabayashi 1-8-23 Bentenhashi-dori, Niigata-shi, Niigata Japan Samicon Ltd. (72) Inventor Hiroyuki Akiyama 1-8-23 Benten-bashi-dori, Niigata, Niigata Japan Samicon Incorporated (56) References JP-A-64-75742 (JP, A) JP-A-48-22085 (JP, Y1)

Claims (2)

(57) [Claims] 1. A rail in the front-rear direction is added to the foundation concrete.
Install the box culvert on this rail ,
Box culvert placed on the rail of
Along with the box culvert and forward
In installation method <br/> Keru box culvert with laid by filling mortar between the serial foundation concrete, the upper surface
Height of the pair of left and right rails with
Adjust the width of the
The bottom of the rail is embedded and fixed in the foundation concrete,
In front of the box culvert on the bottom of the box culvert
A rail receiving member having a width substantially equal to the rear width is provided, and the lower surface of the rail receiving member is slid on the upper surface of the rail so that the box car
The box culvert after moving the seat to the installation position.
From the injection hole provided in the bottom plate of the
Bock characterized by filling mortar between rails
How to install the scalvert. 2. A rail in the front-rear direction is added to the foundation concrete.
Install the box culvert on this rail,
Box culvert placed on the rail of
Along with the box culvert and forward
Installation by filling mortar with the concrete foundation
In the installation device of the box culvert,
The box consisting of an upper and lower split unit divided into two
Adjust the Cuscalvert and the height and spacing of the top
A pair of right and left rails embedded and fixed in the foundation concrete , and provided on the bottom of the lower split unit.
Has a lower surface that slides on the upper surface of the rail, and
A pair of left and right rail receiving members that are approximately the same as the front and rear width of the box culvert and the bottom plate of the box culvert.
Box, characterized in that it comprises a mortar injection holes
Cuscalvert installation device.