JPH06108480A - Construction of undergrouns double-wall - Google Patents

Abstract

PURPOSE:To provide an inexpensive underground double-wall which is simple in the construction and light and beautiful in the appearance. CONSTITUTION:A lower baseboard 7 is arranged at the floor face of an underground structure and an upper rail 15 is arranged at the ceiling. A joiner 2 is provided to support the side edge of a panel member 1 at the rear face side of the lower baseboard 7. A stabilizer 3 is directed backward against the joiner 2 to intersect in right angles therewith. The respective edges of panel 1 are exposed at the lower baseboard 7, the upper rail 15, the wall rail 18, and the joiner 2 and also fixed by fastening members 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for constructing an underground double wall provided in an underground structure such as an underground room, an underground passage or a subway.

[0002]

2. Description of the Related Art Underground walls of underground structures such as basements and machine rooms of buildings, underground warehouses, underground parking lots, underpasses and subways are
It has a double wall structure consisting of a concrete frame that can withstand earth pressure and a decorative wall on the surface side. Therefore, there are various construction methods for constructing this decorative wall, such as brick / block stacking, tile attachment, or cement board stacking.

[0003]

The above-mentioned underground double wall must solve various problems such as waterproofness, soundproofness, moisture permeability, prevention of dew condensation, generation of mold and the like, which shortens the construction period. In addition, cost reduction and ease of construction are also required, and the construction method that satisfies all the requirements is not yet developed.

[0004]

SUMMARY OF THE INVENTION The present invention has been proposed in view of the above, and the lower fixing means is provided on the floor surface portion of the underground structure, and the upper fixing means is provided on the ceiling portion. A side fixing means is disposed in the portion, and a joiner for supporting the side edge of the panel material is provided between the rear side of the lower fixing means and the front side of the upper fixing means, and the stabilizer is rearward with respect to the joiner. In the construction method of the underground double wall, which is characterized in that the edges of the panel material are exposed to the fixing members, and the edges of the panel material are fixed by ridges. is there.

[0005]

The lower fixing means arranged on the floor of the underground structure, the upper fixing means arranged on the ceiling, the side fixing means arranged on the side end, and the rear side of the lower fixing means. Each edge of the panel material can be supported by the joiner provided between the upper fixing means and the front side of the upper fixing means and is reinforced by the stabilizer provided rearward in a direction orthogonal to the joiner. That is, the surface rigidity of the formed wall surface in the out-of-plane direction is improved by the configuration of the panel material and the stabilizer which are lightweight and have surface rigidity. As a result, the intermediate fixing means for connecting the body wall surface and the formed wall surface in the middle is eliminated.

[0006]

The present invention will be described below with reference to the illustrated embodiments. The outline of the double wall construction method according to the present invention is that a lower fixing means is provided on a floor surface portion of an underground structure such as a basement, an upper fixing means is provided on a ceiling portion, and a side portion fixing means is provided on a side surface portion. ,
A joiner 2 for supporting the side edge of the composite panel material 1 is provided between the back side of the lower fixing means and the front side of the upper fixing means, and a stabilizer 3 is provided orthogonal to the joiner 2 to form a frame. Then, each edge of the panel material 1 is made to face each fixing member, and each edge of the panel material 1 is fixed by the ridge 4 for construction.

Next, a concrete explanation will be given of the double wall construction method of the present invention. The floor surface 5 of the concrete frame of the underground structure,
Alternatively, when the rising concrete 6 is provided, the lower skirting board 7 is fixed to the upper surface of the rising concrete 6 as the lower fixing means.

The lower skirting board 7 is an angle member made of metal such as aluminum having a lower plate portion 7a and a vertical plate portion 7b, and is produced with a fixed length of 2 m, for example. The lower plate portion 7a of the lower skirting board 7 is fixed to the floor surface 5 of the skeleton or the upper surface of the rising concrete 6. At the time of this fixing, according to the illustrated embodiment, it is fixed by a stainless steel anchor member 9 via a spacer 8 in the shape of a square pipe. The front and rear of the spacer 8 are waterproofed by a waterproof sealing material 10 and a finishing sealing material 11.

A draining member 12 is fixed to the lower skirting board 7. The draining member 12 guides groundwater and the like leaching from the skeleton side to the drainage groove, is a metal member such as aluminum, and has a standard length of 2 m, for example. This draining member 12
Is the hanging piece 1 before and after the inclined piece 12a having a drainage gradient.
2b and the rising piece 12c are extended, and the inclined piece 12
While a covers the upper part of the rising concrete 6, the hanging piece 12b overlaps with the back surface of the rising concrete 6. In the drawing, a gap is drawn between the draining member 12, the joint plate 7'of the lower skirting board 7 and the joint plate 7'of the draining member 12 described above, so that a gap is drawn between the draining member 12 and the lower skirting board 7. Actually, the draining member 12 and the lower skirting board 7 are in close contact with each other so that the spring water or the like from the back does not permeate to the front side.

On the ceiling portion of the basement, that is, on the lower surface of the slab or the lower surface of the beam 13, there is provided an upper rail fixing base 14 made of, for example, a square tubular material such as aluminum, and an upper rail 15 is attached to the upper rail fixing base 14. The upper fixing means is provided. It

The upper rail 15 is a fixed length member having an inverted L-shaped cross section and made of aluminum or the like. The horizontal portion 15a is fixed to the upper rail fixing base 14 with a fixing screw 16, and the vertical portion 15b is hung. The vertical portion 15b is arranged so as to be parallel to the vertical plate portion 7b of the lower skirting board 7 at a predetermined interval. The upper rail 15 is connected to a desired length by an upper rail joint plate 15 '.

Further, on the side wall 17 of the basement wall or the pillar which is the side end of the double wall, a wall rail 18 is provided as a side fixing means.
To provide. This wall rail 18 is, as shown in FIG.
It is a regular member having a relatively wide rear plate portion 18a, a narrow front plate portion 18b, and a side plate portion 18c. Then, the wall rail 18 fixes the anchor member 19 passed through the side plate portion 18c to the body such as a wall by fixing it.

Then, the joiners 2 are attached to the lower skirting board 7 at desired intervals corresponding to the intervals between the panel members 1 described later. This joiner 2 supports side edges of the panel material 1, has a deformed H-shaped cross section as shown in FIG. 3, and side plates 2b extend forward and backward from both side ends of the central fixing portion 2a. Support pieces 2c extend laterally from the rear edge of the side plate 2b. A narrow rib 2d is provided on the front edge of the side plate 2b in parallel with the support piece 2c.

A stabilizer 3 is provided on the back side of the joiner 2 described above. The stabilizer 3 is, for example, a panel material 1 described later cut into a desired width, for example, about 72 mm or 88 mm, and is provided through a stabilizer piece 20 having a substantially hook-shaped cross section. The stabilizer piece 20 is obtained by cutting the above-mentioned wall rail 18 into a desired width, for example, about 50 mm, and passes the side plate portion 18c through the central fixed portion 2a of the joiner 2 standing upright from the lower skirting board 7. Stabilizer fixing screws 21 are arranged in a zigzag pattern at appropriate intervals. Then, the stabilizer 3 is fixed to the rear plate portion 18a of the stabilizer piece 20 with a stabilizer fixing screw 22.

As described above, the lower end portion of the joiner 2 is fixed to the rear side of the lower skirting board 7 by the joiner fixing screw 23, and the upper end portion of the joiner 2 is fixed to the upper rail 15 by the joiner fixing screw 23. Then, the upper rail 15, the lower skirting board 7, and the wall rail 18 constitute a frame. Then, the lower edge portion of the panel material 1 to be described later is inserted into the back side of the lower skirting board 7, and one side edge of the panel material 1 is exposed to the front surface of the support piece 2c of the joiner 2. Further, the other side edge of the panel material 1 is made to face the front surface of the rear plate portion 18a of the wall rail 18 or the front surface of the support piece 2c of the next joiner 2. Further, the upper edge of the panel material 1 is made to face the front surface of the upper rail 15. And the panel material 1
The ridges 4 are applied to the front surfaces of the edges of the ridges 4 and the ridge fixing screws 24 passing through the ridges 4 are screwed into the central fixing portion 2a of the joiner 2 or the wall rail 18 to fix the ridges 4 to each other. Then, the panel material 1 is fixed. Although not shown, an upper skirting board may be attached to the front surface of the upper edge portion of the panel material 1.

The above-mentioned panel material 1 is made of an aluminum / resin composite material obtained by polymerizing aluminum plates before and after a polystyrene foam plate, and is, for example, a sizing material having a size of about 910 mm × 1820 mm. The thickness of this panel material 1 is about 12 mm.
Then, the plate thickness of the aluminum plate is about 0.3 m.
The surface of the aluminum plate may be coated with polyester resin or the like.

Then, the panel materials 1 as described above are sequentially fixed to construct an underground double wall. When the underground double wall is constructed in this manner, the work is completed simply by fastening each member with fixing screws, so that the underground double wall can be constructed very easily. Further, groundwater or the like that oozes out from the body side can be drained by the water draining member 12, and further does not ooze out into the room side through the gap of the panel material 1. Furthermore, since an air layer is formed between the frame and the panel material 1, the heat insulating effect is excellent and dew condensation can be prevented. The panel material 1 itself used in the present invention is not only excellent in heat insulation and soundproofing, but also lightweight, good in appearance, and inexpensive, so that an underground double wall having an extremely high practical value is provided at low cost. be able to. Since the present invention does not use mortar or the like, even a wall with a high overall height can be installed at a stretch, and the installation period can be shortened.

Although the present invention has been described with reference to the illustrated embodiments, the present invention is not limited to the above-described embodiments, and can be appropriately implemented without changing the configuration described in the claims. For example, although the stabilizer is formed by cutting the panel material in the illustrated embodiment, it may be formed by other members. Further, as another example of the material of the panel material, a noncombustible composite material in which a honeycomb material made of noncombustible paper is sandwiched between aluminum plates can be used.

[0019]

In summary, according to the present invention, the lower fixing means is arranged on the floor portion of the underground structure, the upper fixing means is arranged on the ceiling portion, and the side portion fixing means is arranged on the side end portions. , Between the back side of the lower fixing means and the front side of the upper fixing means,
A joiner for supporting the side edge of the panel material is provided, and a stabilizer is provided orthogonally to the joiner in a rearward direction so that each edge of the panel material faces each fixing member and each edge of the panel material. Since the part is fixed by the ridge, it is possible to construct the underground double wall very easily and the construction period is short. Further, according to the double wall of the present invention, groundwater or the like does not seep out, it is excellent in heat insulation and soundproofing, and there is no fear that dew condensation will occur on the indoor side. Further, according to the present invention, it is possible to provide an underground double wall that is lightweight and has an excellent appearance at a low cost, and has an extremely high practical value.

[Brief description of drawings]

FIG. 1 is a vertical sectional view of a lower part of an underground double wall.

FIG. 2 is a vertical sectional view of an upper part of an underground double wall.

FIG. 3 is a cross-sectional view in which a part of the underground double wall is omitted.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Panel material 2 Joiner 3 Stabilizer 4 Rim 7 Lower skirting board 15 as a lower fixing means 15 Upper rail as an upper fixing means 18 Wall rail as a side fixing means

Claims (1)

[Claims] 1. A lower fixing means is provided on a floor surface portion of an underground structure, an upper fixing means is provided on a ceiling portion, and a side fixing means is provided on a side end portion. Between the back side and the front side of the upper fixing means, a joiner that supports the side edge of the panel material is provided, and a stabilizer is provided in a direction orthogonal to the joiner toward the rear side, and each fixing member is provided with the panel material of the panel material. While facing each edge,
A method for constructing an underground double wall, characterized in that each edge of the panel material is fixed by a ridge.