JP3155166B2 - Water conduit and concrete wall structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

FIELD OF THE INVENTION The present invention relates to a water guide member Contact and concrete wall structure, in particular used to discharge through the lower story wall structure drainage from the upper floor for example, the water guide member Contact <br/> preliminary Concrete Regarding wall structure.

[0002]

2. Description of the Related Art In a conventional underground wall structure 1 according to a double wall construction method as shown in FIG.
The drainage pipe 5 is arranged in the water guide space 4 formed between the lower and upper basement floors 8 through the drainage pipe 5 and the drainage pipe 5 penetrates the slab 6 on the back side of the block wall 2. Was discharged to a spring tank (not shown) provided below.

[0003]

The concrete wall structure 1 (FIG. 6) according to the conventional double wall construction method has an advantage that the drainage of the upper basement floor can be surely discharged through the drain pipe 5, but the block wall 2 is not used. There is a problem that the workability is poor because it is difficult to form, and the effective area of the basement is narrowed by the amount of the water guiding space 4 formed.

[0004] On the other hand, recently, a drive-in formwork and a concrete wall structure using the drive-in formwork for the purpose of improving workability and expanding the effective area of a basement have been proposed (particularly, Japanese Patent Application Laid-Open No. H10-163,037). Kaihei 4-323002, etc.). However, there has been no proposal for draining the upper floor drainage through a concrete wall structure using a driven formwork.

[0005] It is another object of the present invention is to provide a novel water guide member Contact and concrete wall structure capable of discharging the waste water upper floor through hammering type formwork the concrete wall structure using is there.

[0006]

A first aspect of the present invention is directed to
A first formwork (18) and a second formwork (20) connected to each other;
Guide drainage from concrete wall (16) downward to 1 formwork
The headrace (36) is formed in the vertical direction, and the upper form (12)
A water guide (22, 90) used in a drive-in formwork structure in which a water guideway (54) for guiding the drainage thereof is formed in a vertical direction , provided above the second formwork. Drained from the upper floor
A receptacle for receiving the lower end of the to the pipe (66) (68, 92), the spigot is fitted to the upper end of the water conduit of the second type frame in communication with the receptacle
(70, 94) .

[0007] A second invention is a first type which is connected in a lateral direction.
The first formwork includes a frame (18) and a second formwork (20).
The drainage channel (36) that leads the drainage from the heat
And drains from the upper floor (12) downward to the second formwork.
Driving formwork structure in which the guiding waterway (54) is formed in the vertical direction ,
A receiving port (68, 92) provided above the second form and receiving a lower end of the pipe ( 66) through which drainage from the upper floor is passed ; spigot to be fitted to the upper end of the water conduit (70,
94) , and a concrete wall structure provided with a concrete wall (16) cast on the back side of the driven formwork structure.

[0008]

In the first form, a water conduit for guiding the drainage from the concrete wall downward is formed, and in the second form, the drainage from the upper floor is formed.
Water headrace is formed to lead downward, write-free fit the spigot of the water guide member to the upper end of the water conduit of the second type frame. First formwork and second formwork
In a concrete wall structure in which a concrete wall is cast using a formwork, drainage from the concrete wall is caused by the first formwork.
And drained to a spring tank provided below. In addition, drainage from the upper floor is guided to the water conduit of the second formwork on the lower floor through the water guide , and is discharged down the waterway of the second formwork to a spring tank provided below.

[0009]

According to the first, second and third inventions,
Drainage on the upper floor can be discharged to the lower part of the driven formwork through the water channel of the driven formwork. In addition, since the drive-in form is used, the workability can be improved, and the effective area of the basement can be widened.

The above objects, other objects, features and advantages of the present invention will become more apparent from the following detailed description of embodiments with reference to the drawings.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A concrete wall structure 10 of this embodiment shown in FIGS. 1 and 2 discharges drainage from an upper basement floor 12 (FIG. 2) to a spring tank (not shown) provided below a lower basement floor 14. It has a function, and a first driving formwork (hereinafter, referred to as “first formwork”) 18 and a second driving formwork (hereinafter, “second formwork”) integrated with the concrete wall 16. 20) and a water guide 22 for guiding drainage from the upper floor 12 to the second mold 20.

The first formwork 18 includes a first panel 24 and a second panel 26 arranged in parallel with each other. The first panel 24 and the second panel 26 are connected by a plurality of ribs 28 extending in the vertical direction, and the first panel 24 and the second panel 2
The space formed by the ribs 6 and the ribs 28 becomes the heat insulating layer 30 continuously in the horizontal direction. A plurality of vertically extending hollow blocks 32 are formed at predetermined intervals on the main surface of the first panel 24 on the concrete wall 16 side, and a nonwoven fabric or the like is formed on the concrete wall 16 side main surface of each block 32 at a predetermined interval. Such a permeable layer 34 is fixed. The space surrounded by the first panel 24, the block 32 and the permeable layer 34 is
It becomes 6. One end and the other end in the width direction of the first formwork 18 have fitting projections 38 having shapes that can be fitted to each other.
And a fitting recess 40 is formed extending in the vertical direction.

As can be clearly seen from FIG. 3, the second formwork 20 includes a first panel 42, a second panel 44 arranged in parallel with each other, and a third panel 46 whose central portion projects outward. The first panel 42 and the second panel 44 are connected by a plurality of ribs 48 extending in the vertical direction, and the first panel 4
2, the air layer formed by the second panel 44 and the rib 48 becomes the heat insulating layer 50 continuously in the horizontal direction. Further, the second panel 44 and the third panel 46 are connected by a plurality of ribs 52 extending in the vertical direction, and the space formed by the central portions of the second panel 44 and the third panel 46 and the ribs 52 serves as a water passage 54. Become. Here, the cross-sectional area of the headrace 54 is set to such a size that the drainage from the upper floor 12 can be sufficiently discharged. An engaging piece 55 that engages with the concrete wall 16 is formed at the widthwise edge of the portion of the third panel 46 that protrudes outward and extends in the vertical direction.
At one end and the other end of the second form 20 in the width direction, a fitting recess 56 that fits with the fitting projection 38 of the first panel 18 and a fitting that fits with the fitting recess 40 of the first form 18. The projection 58 is formed.

At the upper end of the water guide 22, a receiving port for receiving a lower end of a drain pipe 66 for guiding drainage of the upper floor 12 is formed as an inlet 68.
Formed Te, the lower end of the water guide member 22, each second-type frame 2
Two insertion holes fitted at the upper end of the headrace 54 at 0
Is formed as an outlet 70, and a substantially L-shaped sealing portion 72 for sealing the upper end of the heat insulating layer 50 of the second mold 20 is formed on the upper outer surface of the outlet 70.

When constructing the wall structure 10, first, the lower floor 14
A slab 60 (FIG. 1) is provided with a drainage basin 62, a drainage pipe 66, a step 74 and the like. Then, the first mold frame 18 and the second mold frame 20 are assembled on the upper surface of the slab 60 via a spacer (not shown), and these are fixed using a thick end member (not shown) or the like. At this time, the outlet 70 of the water guide 22 is fitted into the upper end of the water guide channel 54 (FIG. 3) of the second formwork 20, the lower end of the drainage pipe 66 is connected to the inlet 68 of the water guide 22, and the upper end of the drainage pipe 66 Is connected to a drainage port 64 of a drainage basin 62 formed in the slab 60 of the upper floor 12. In addition, caps (not shown) for preventing inflow of concrete are attached to the upper ends of the first formwork 18 and the second formwork 20.

Then, the first formwork 18 and the second formwork 20
The concrete wall 16 is cast into a mold defined by the above. Then, the concrete cement paste becomes the first
The concrete wall 16 and the first formwork 18 are joined by being impregnated into the water permeable layer 34 of the formwork 18, and the engagement pieces 55 are embedded in the concrete wall 16 so that the concrete wall 16 and the second formwork 18 are embedded. The mold 20 is joined.
Before the concrete wall 16 is hardened, the excess water of the concrete flows into the water conduit 36 through the permeable layer 34 of the first form 18 and is discharged below the first form 18.

When the concrete wall 16 has hardened, the thick ends and the spacers (not shown) are removed, and the first formwork 18 is removed.
A sealing member 76 having a substantially L-shaped cross section is fixed to the lower part of the front surface of the lower part using a non-illustrated waterproof material such as butyl tape or the like to form a water guide space 78 below the first mold 18. And
A groove 80 formed between the step 74 and the sealing member 76 is filled with a waterproof material 82 such as a waterproof mortar. However,
There is no need to provide a sealing member 76 or fill the waterproof material 82 at the location where the drainage basin 62 is formed (FIG. 1). And
Lids 84 and 86 are attached to the upper opening of the drainage basin 62 and the missing portion of the sealing member 76.

In the wall structure 10, the concrete wall 1 passes through cracks 88 and the like generated in the concrete wall 16.
When the water leaks to the surface of the upper mold 6, the water is discharged to the lower part of the first formwork 18 through the water conduit 36 and the like in the same manner as the surplus water, and the drainage of the upper floor 12 is drained by the drainage basin 62 and the drainage pipe. 66, the water guide 22 and the water channel 54 of the second form 20 are discharged to below the second form 20, and each is discharged to the water space 7
8. The water is discharged to a spring tank (not shown) through a drainage basin 62 and a drainage pipe 66.

According to this embodiment, since the drainage of the upper floor 12 can be discharged through the wall structure 10 of the lower floor 14, there is no need to separately form a drainage channel. Therefore, workability can be improved .

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is an illustrative view showing a main part of the embodiment in FIG. 1;

FIG. 3 is a perspective view showing a method of attaching a water guide and a drain pipe.

FIG. 4 is an illustrative view showing a conventional technique;

[Explanation of symbols]

10 ... concrete wall structure 12 ... upper floor 14 ... lower level 16 ... concrete wall 18 ... first type frame 20 ... second-type frame 2 2 ... water guide member 36, 54 ... water conduit 60 ... slab 62 ... catch basin 66 ... drainage Pipe 76 ... sealing member

Continued on the front page (72) Inventor Shunji Horinaka 1-5-43 Shitennoji, Tennoji-ku, Osaka Muramoto Construction Co., Ltd. Osaka Head Office (72) Inventor Hideaki Iwatake 1-5-43 Shitennoji, Tennoji-ku, Osaka No.Muramoto Construction Co., Ltd.Osaka Head Office (72) Inventor Junsuke Kyomen 64 Ishizukitamachi, Sakai City, Osaka Inside Kubota Vinyl Pipe Factory (72) Inventor Masayuki Sakaguchi 64 Ishizukitamachi, Sakai City, Osaka Stock Kubota Vinyl Pipe Factory (72) Inventor Rikuo Watanabe 64, Ishizukita-cho, Sakai City, Osaka Prefecture Inside Kubota Vinyl Pipe Factory (72) Kazutaka Takada 64, Ishizukitacho, Sakai City, Osaka Prefecture Kubota Vinyl Co., Ltd. Inside the pipe plant (72) Inventor Tomoaki Hori 64 Ishizukita-cho, Sakai City, Osaka Prefecture Inside Kubota Vinyl Pipe Factory (72) Inventor Motoho 64, Ishizukita-cho Sakai City, Osaka Prefecture Inside Kubota Vinyl Pipe Plant (56) References JP-A-6-260 64 (JP, A) JP-A-8-4035 (JP, A) JP-A-7-15840 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) E02D 29/00 E04B 2 / 86

Claims (3)

(57) [Claims] A first formwork (18) and a second formwork (20) connected in a lateral direction.
And a concrete wall (1).
6) A drainage channel (36) that leads the drainage from
And guides the drainage from the upper floor (12) downward to the second formwork.
A water guide (22, 90) for use in a drive-in formwork structure in which a water guideway (54) is formed in a vertical direction, the water guide being provided above the second form and draining water from the upper floor.
A receiving port (68, 92) for receiving a lower end of a pipe (66) through which the pipe passes , and an insertion port (70, 94) that is connected to the receiving port and is fitted into an upper end of the headrace of the second form . Water guide. 2. A plurality of headraces of the second formwork are formed.
A plurality of the openings were formed corresponding to the respective headraces ,
The water guide according to claim 1. 3. A first formwork (18) and a second formwork (18) connected laterally.
And a concrete wall (1).
6) A drainage channel (36) that leads the drainage from
And guides the drainage from the upper floor (12) downward to the second formwork.
Driving formwork structure in which a water conduit (54) is formed in the vertical direction , provided above the second formwork and drained from the upper floor
Receptacle for receiving the lower end of the pipe (66) through which a (68, 92), water guide including a spigot (70, 94) which are fitted in communication with the socket on the upper end of the water conduit of the second type frame Fixtures, and a concrete wall (16) cast on the back side of the driven formwork structure
A concrete wall structure.