JPH11124937A - Lower structure of wall panel, rising hardware, and fitting - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lower mounted structure of a wall panel which can reduce the period of construction work enables upright concrete to be placed in such a manner that positioning accuracy can be secured easily, and can reduce the number of part items and man-hours for construction work, and to provide a rising hardware and a fitting for use in the structure. SOLUTION: Upright concrete 1 is provided on the upper surface 3a of a slab, and a wall panel 2 is secured to the top of the upright concrete 1. Before placement of the upright concrete 1, a bed member receiving the wall panel 2 is provided in advance, and the upright concrete 1 is formed after the wall panel 2 is erected and fixed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a substructure of a lightweight cellular concrete wall panel for construction. Further, the present invention relates to a raised metal fitting and a mounting metal used for a lower structure of the wall panel.

[0002]

2. Description of the Related Art A conventional outer wall panel mounting structure will be described with reference to FIGS. FIG. 9A is a perspective view showing a lower structure of a wall panel of a rising concrete part by a DR construction method, FIG. 9B is a vertical sectional explanatory view of FIG. 9A, and FIG.
(A)-(d) is longitudinal section explanatory drawing which shows the construction procedure of the rising concrete part in DR construction method. FIG.
As shown in (a) and (b), at the top of the slab 57,
The rising concrete 51 is previously provided and provided. The embedded hardware 6 embedded in a state where the anchor streaks 61a are integrated in the rising concrete 51 is provided.
1, a piece angle 62 is externally attached, and a ruler angle 63 is fixed to the piece angle 62.

On the other hand, an anchor steel rod 64 is embedded in the wall panel 52, and an O bolt 65 is attached to the anchor steel rod 64 so as to protrude from the wall panel 52. Then, the lower end of the wall panel 52 is fixed to a ruler angle 63.
A plate 66 mounted on a horizontal piece of the ruler angle 63 and attached to an upright piece of the ruler angle 63 with an O bolt 65
To the O bolt 65 and the O bolt nut 67
Tighten and fix. Thereafter, a mortar 68 covering the upper surface of the rising concrete 51 is constructed, a backup material is packed between the wall panel 52 and the mortar 68, and a sealing material 69 is sealed between the outer wall panel 52 and the mortar 68 by two-face bonding. .

The height of the wall panel 52 is adjusted by adjusting the mounting position of the piece angle 62. If the adjustment is insufficient, the height of the ruler angle 63 is adjusted by the lower surface of the wall panel 52. It corresponds by sandwiching a plate spacer on a horizontal piece. The configuration of the rising concrete 51 will be described with reference to FIG. First, FIG.
As shown in (a), when the concrete of the slab 57 is poured, a plurality of anchor rebars 53 for the rising concrete 51 are arranged at a predetermined pitch in advance at the position where the rising concrete 51 is provided, and are projected from the slab upper surface 57a. Keep it. Anchor reinforcing bar 53 for rising concrete 51 is slab reinforcing bar 56 embedded in slab 57.
Is fixed by welding or the like.

Next, as shown in FIG. 10 (b), a formwork 60 for standing concrete 51 is installed on the upper part of the slab upper surface 57a. At this time, the embedded metal body 61 with the anchor streaks 61a integrated therewith is temporarily fixed to the formwork 60. Then, as shown in FIG. 10 (c), the anchor rebar 53 for the rising concrete 51 which has been protruded in advance.
The vertical reinforcing bars 54 are fixed by welding, and reinforcing bars 55 for the standing concrete 51 are incorporated. In this case, the interval between the vertical reinforcing bars 54 is about 600 mm. When the rising concrete 51 is low and has a height of about 50 mm, the vertical reinforcing bars 54 and the reinforcing bars 55 may be omitted.

Then, as shown in FIG. 10 (d), concrete is poured between the upper surface 57a of the slab and the formwork 60, and the formwork 60 is removed when the concrete has hardened. Form.
The embedded metal object 61 is buried in the rising concrete 51 with the plate surface 61b exposed on the side surface of the rising concrete 51.

[0007]

However, in the above-mentioned conventional technique, it is necessary to harden the concrete of the slab 57 and to cast concrete in the rising concrete 51 part. Only after the time required for hardening the concrete has elapsed can the wall panel 52 be erected. Further, the interior finishing work or the like, which is a subsequent construction process, needs to be performed on the wall panel 52, and cannot be performed before the wall panel 52 is built.

For this reason, the hardening process of the rising concrete 51, which affects the process of setting the wall panel 52, has been a rule condition for prolonging the entire construction period. In addition, the height of the rising concrete 51 is 50-
In the case of about 200 mm, the formwork 60 also needs to be provided in a low state corresponding to the dimensions, and it is difficult to stably hold the formwork 60, and an impact load or the like is erroneously applied to the formwork 60 at a construction site. When it works, there is a problem that the positional accuracy of the formwork 60, that is, the positional accuracy of the rising concrete 51 is deteriorated.

Further, the amount of concrete poured into the rising concrete 51 is smaller than the amount of concrete used for the slab 57, and it is difficult to adjust the amount of concrete poured. At a position away from the slab, the slab upper surface 57
In comparison with the height accuracy of a, rising concrete 51
In many cases, the height accuracy of the upper surface is poor. Therefore, the height adjustment of the ruler angle 63, which is a reference for determining the height position of the wall panel 52, using the piece angle 62 fixed to the anchor plate 61, etc., assumes a range of up to about 15 to 30 mm. Had to do. Therefore, there has been a problem that the number of parts and the number of construction steps are increased and the cost is increased.

[0010] The present invention is to solve the above problems,
The purpose of the wall is to shorten the construction period, to easily cast the rising concrete 51 with high positional accuracy, and to reduce the number of parts and the number of construction steps. An object of the present invention is to provide a lower mounting structure of a panel, and a raised metal fitting and a mounting metal used for the structure.

[0011]

SUMMARY OF THE INVENTION A lower structure of a wall panel according to the present invention is a technique which is a fundamental improvement of the above-mentioned conventional problems, and is the first invention, that is, the invention shown in claim 1. The gist of the invention is that a rising concrete is provided on the upper surface of the slab, and in a structure in which a wall panel is fixed on an upper part of the rising concrete, before the casting of the rising concrete, a base member for receiving the wall panel is provided in advance, A lower structure of the wall panel, wherein the concrete is formed after the wall panel is erected and fixed.

[0012] In the first invention of the lower structure of the wall panel according to the present invention, a foundation member for receiving the wall panel is provided in advance and the wall panel is erected before casting the rising concrete. The wall panels can be laid without waiting for the casting hardening process, so that it is possible to start the interior work, which is a later process, from an early stage. In addition, when the standing concrete is poured after the wall panel is erected, the formwork can be arranged along the inner and outer surfaces of the wall panel, so that the standing concrete can be provided with good positional accuracy and surely. .

Furthermore, since the base member is provided on the upper surface of the slab, which can be constructed with a higher height dimension than the rising concrete, the height adjustment dimension of the base member is 15 mm or less compared with the conventional construction method. The height of the base member can be adjusted by a simple means such as adjusting the base member by sandwiching a plate spacer between the base member and the wall panel. The second invention of the lower structure of the wall panel according to the present invention, that is, the gist of the invention described in claim 2, is that the mounting piece A fixed to the upper surface of the slab and the supporting piece A located at the lower part of the wall panel are previously provided. Leg A having a height corresponding to the height of the rising concrete
2. The raised metal fitting A integrally formed is fixed to the upper surface of the slab, and the wall panel is erected and fixed by using the mounting metal B fixed to the support piece A. 2 is a substructure of the described wall panel.

In the second aspect of the present invention, similar to the first aspect of the present invention, a foundation member for receiving the wall panel is provided in advance and the wall panel is erected before casting the rising concrete. The wall panel can be erected without waiting for the casting hardening process, so that it is possible to carry out an interior work, which is a later process, from an early stage. Also, after building the wall panel,
When the standing concrete is poured, the formwork can be arranged along the inner and outer surfaces of the wall panel, and the standing concrete can be provided with good positional accuracy and surely. Furthermore, compared to the conventional construction method, the height adjustment dimension of the base member can be made as small as about 15 mm or less, and a simple adjustment such as adjusting the base member by sandwiching a plate spacer between the base member and the wall panel can be achieved. It is possible to adjust the height of the base member by means.

In addition to the above-described features equivalent to the first invention, the second invention has a mounting piece A fixed to the upper surface of the slab and a support piece A located below the wall panel. In order to use the raised metal fitting A in which the leg A having the height corresponding to the height of the rising concrete is integrally formed,
By attaching the mounting piece A to the upper surface of the slab and fixing it with an anchor pin or the like, it is possible to easily provide the supporting piece A having the height dimension of the rising concrete, and the supporting piece A is a wall panel fixing means. By fixing the mounting bracket B, the base member can be configured, and in particular, the number of components and the number of construction steps can be reduced, and the base member can be easily provided.

The mounting bracket B used in the second invention has a structure in which a wall panel is directly built on the upper surface of the slab without any rising concrete, or a structure in which the rising concrete is provided in advance and the wall panel is directly built on the upper surface of the rising concrete. For example, it is possible to use a common fitting with a fitting used for another mounting structure. Therefore, despite the use of the mounting bracket B, the number of parts on the entire construction site is not increased because of that.

A third invention of the lower structure of the wall panel according to the present invention, that is, the gist of the invention described in claim 3, is that the mounting bracket B is fixed to the support piece A using a bolt or a nut. The lower structure of the wall panel according to claim 2. In the third aspect of the invention, in addition to having the same features as the second aspect of the invention, the mounting bracket B is fixed to the support piece A of the raising bracket A by using a screw configuration using bolts or nuts. In addition to securely configuring the base member with screws without welding work,
There is no need to bring a welding machine. In addition, since no welding operation is involved, it is possible to secure the mounting strength of the base member of a constant quality without depending on the welding skill of the installer.

Further, since the mounting piece B and the supporting piece A of the raising metal piece A are provided with a prepared hole for a screw and screwed, the height dimensional error of the upper surface of the slab is about 15 mm or less. The height is adjusted by sandwiching a plate spacer between the mounting bracket B and the supporting piece A of the raising bracket A,
The plate spacer is also securely fixed in the base member, and the height adjustment of the mounting bracket B can be ensured. By adopting the configuration for performing such height adjustment, in comparison with the configuration in which a plate spacer or the like is provided between the mounting bracket B and the wall panel and the height is adjusted, before the wall panel is built, it is necessary to ensure that The height adjustment can be completed beforehand, and a more preferable configuration can be achieved.

The fourth invention of the lower structure of the wall panel according to the present invention, that is, the gist of the invention described in claim 4, is that the mounting piece A fixed to the upper surface of the slab and the support located at the lower part of the wall panel in advance. A raised metal fitting A having a piece A and integrally formed with a leg A having a height corresponding to the height of the rising concrete is fixed to the upper surface of the slab, and the support piece A provided horizontally is provided. 2. A steel material having a substantially L-shaped cross section is fixed to the steel material, and a wall panel is erected and fixed to the steel material having a substantially L-shaped cross section by fixing means.
4. The lower structure of the wall panel according to 1.

In the above-mentioned fourth invention, in addition to having the same features as the above-mentioned first invention, there is provided a mounting piece A fixed to the upper surface of the slab and a support piece A located below the wall panel,
Since the leg A having the height corresponding to the height of the rising concrete is used with the raised metal fitting A integrally formed, the mounting piece A is applied to the upper surface of the slab, and is fixed with an anchor pin or the like. It is possible to provide a supporting piece A that secures the height dimension of the rising concrete, and it is possible to configure a base member by fixing the steel material having a substantially L-shaped cross section to the supporting piece A provided horizontally. Further, the lower part of the wall panel can be fixed to the steel material having the substantially L-shaped cross section by the fixing means of the related art such as the inazuma plate.

In the fourth invention, the number of parts is increased as compared with the second invention. In particular, a long L-shaped steel material having a substantially L-shaped cross-section is used, Is fixed, the plurality of raised metal fittings A are joined at the height position of the rising concrete (that is, the position of the support piece A of the raised metal fitting A), so that it is possible to form a solid base member. is there. In particular, when the height dimension of the rising concrete is 100 mm or more, the rigid structure is obtained, which is a more preferable structure. Further, as a preferable specification according to the fourth invention, welding work can be eliminated by fixing the raising bracket A and the steel material having a substantially L-shaped cross section by using a bolt or a nut.
As well as stabilizing the quality of the mounting strength, the height of the base member can be reliably adjusted before the wall panel is built by sandwiching the plate spacer between the raising bracket A and the steel material having a substantially L-shaped cross section. You can also.

The fifth invention of the lower structure of the wall panel according to the present invention, that is, the gist of the invention described in claim 5, is to support the mounting piece C fixed to the upper surface of the slab and the lower end of the wall panel in advance. Having a receiving piece C, the mounting piece C and the receiving piece C
And a mounting part C having a fixing part C for fixing the lower end of the wall panel substantially in the width direction and a leg part C having a height corresponding to the height of the rising concrete.
The lower structure of the wall panel according to claim 1, wherein the lower structure is fixed on the upper surface of the slab, and the wall panel is erected and fixed to the fixing portion C.

In the fifth aspect of the present invention, in addition to having the same features as the first aspect of the present invention, there is provided a mounting piece C fixed to the upper surface of the slab and a receiving piece C for supporting a lower end portion of the wall panel. A fixing portion C that is connected orthogonally to the mounting piece C and the receiving piece C, and fixes a lower end portion substantially at the center in the width direction of the wall panel.
And the mounting bracket C having the leg C having a height corresponding to the height of the rising concrete, the mounting piece C is applied to the upper surface of the slab and fixed with an anchor pin or the like, so that the wall panel can be easily formed. A receiving piece C for supporting the lower end can be provided. Further, the lower end in the width direction substantially at the center of the wall panel is fixed to the mounting piece C and a fixing portion C connected to the receiving piece C orthogonally. I can do it. The base member can have a simple structure using only the mounting bracket C, and can have a preferable base structure capable of reducing the number of components and the number of construction steps more than the second invention.

However, in contrast to the mounting bracket B used in the second invention, the mounting bracket C is a large metal fitting and has no standing concrete and a wall panel is erected directly on the upper surface of the slab. However, when a wall panel is directly erected on the upper surface of the rising concrete, it cannot be used as a common fitting with a fitting used for another mounting structure.

The raising metal fitting A according to the present invention, that is, claim 6
The gist of the present invention is that a leg having a mounting piece A fixed to an upper surface of a slab and a supporting piece A located at a lower portion of a wall panel, and having a height corresponding to the height of the rising concrete. A raised metal fitting A wherein the portion A is integrally formed. Preferably, the through hole A is provided in the leg portion A embedded in the rising concrete or embedded in the rising concrete. A raised metal fitting A, wherein an anchor bar A to be provided is integrally provided. The above-mentioned raised metal fitting A has a mounting piece A fixed to the upper surface of the slab and a supporting piece A located at the lower part of the wall panel, and the leg A having a height corresponding to the height of the rising concrete is integrally formed. Raised metal fitting A formed
Therefore, by attaching the mounting piece A to the upper surface of the slab and fixing it with an anchor pin or the like, it is possible to easily provide the supporting piece A in which the height of the rising concrete is secured.

Further, since the through holes A are provided in the leg portions A buried in the rising concrete, the rising concrete to be post-punched wraps around into the through holes A of the raising metal fittings A and can be securely embedded and fixed. As a result, a solid structure can be provided as a lower structure of the wall panel. Similarly, since the anchor bar A embedded in the rising concrete is integrally provided, the raising metal A is securely embedded and fixed by the anchor bar A in the rising concrete to be installed later, so that the lower structure of the wall panel is formed. As a result, a solid configuration can be obtained.

The mounting bracket A according to the present invention, that is, the gist of the invention shown in claims 9 to 11 is that the mounting piece C fixed to the upper surface of the slab and the receiving piece C for supporting the lower end of the wall panel.
A fixing portion C that is orthogonally connected to the mounting piece C and the receiving piece C, and that fixes a lower end portion substantially at the center in the width direction of the wall panel, and a leg having a height corresponding to the height of the rising concrete. A mounting bracket C having a portion C
Preferably, a through hole C is provided in the leg C buried in the rising concrete, or an anchor bar C buried in the rising concrete is provided integrally. Metal fitting C.

The mounting bracket C has a mounting piece C fixed to the upper surface of the slab and a receiving piece C for supporting the lower end of the wall panel. The mounting piece C and the receiving piece C are orthogonally connected to each other. In order to use a mounting part C having a fixing part C for fixing a lower end of the wall panel substantially in the width direction and a leg part C having a height corresponding to the height of the rising concrete, the mounting piece C is applied to the upper surface of the slab. By fixing with an anchor pin or the like, the receiving piece C for supporting the lower end of the wall panel can be easily provided. Further, the receiving piece C is orthogonally connected to the mounting piece C and the receiving piece C. It is possible to provide a fixing portion C for fixing the lower end portion substantially at the center in the width direction of the panel.

Further, since the through holes C are provided in the leg portions C buried in the rising concrete, the rising concrete to be post-cast goes around into the through holes C of the mounting bracket C, and can be securely embedded and fixed. As a result, a solid structure can be provided as a lower structure of the wall panel. Similarly, since the anchor bars C buried in the rising concrete are integrally provided, the mounting bracket C is securely buried and fixed by the anchor bars C in the rising concrete to be installed later. As a result, a solid configuration can be obtained. Finally, the invention relating to the rust-proof specifications of the raising metal fitting A and the mounting metal C according to the present invention, that is, the gist of the inventions set forth in claims 12 and 13 is as follows.
The raised metal fitting A according to claim 6, 7, or 8, or the mounting metal fitting C according to claim 9, 10 or 11, wherein a part to be buried in the rising concrete is subjected to rust prevention treatment. is there.

According to the rustproofing specifications of the raising metal fittings A and the mounting metal fittings C, since the parts buried in the rising concrete are subjected to rustproofing treatment such as plating, concrete to be rear-packed is densely packed. In addition, even when moisture or moisture rises and enters the concrete, it is possible to prevent the raising metal fitting A or the mounting metal C from rusting, thereby preventing cracking of the rising concrete due to volume expansion due to rust. Can be prevented. Generally, in a steel part buried in concrete, the progress of rust is suppressed by the alkali of the concrete. Therefore, rust prevention treatment is not performed with emphasis on the adhesion performance between the steel and concrete. However, when the rising concrete according to the present configuration is to be rear-packed, since the wall panel has already received its own weight by the raising metal fittings A or the mounting metal fittings C, it is not always necessary to perform solid concrete casting, and the construction is relatively simple. It is possible to easily stand up and concrete. Assuming entry of such non-consolidated concrete and moisture and moisture, and performing a rust-preventive treatment such as plating on a portion buried in the rising concrete, it is a new raising metal fitting A and a mounting metal fitting. It is a desirable rustproof specification for the configuration of C.

[0031]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a lower structure of a wall panel according to the present invention; FIG. 1 is a perspective explanatory view showing a configuration of a lower structure of a wall panel according to a first embodiment of the present invention, and FIG. 2 is an elevational view showing an example in which level adjustment is performed using a plate spacer in the configuration of FIG. FIG.

FIGS. 3 (a) and 3 (b) are longitudinal sectional explanatory views showing the structure of a lower structure of a wall panel according to a second embodiment of the present invention, and FIGS.
5 is a perspective explanatory view showing the configuration of the lower structure of the wall panel of the third embodiment of the present invention, and FIG. 5 is a perspective explanatory view showing the configuration of the lower structure of the wall panel of the fourth embodiment of the present invention. FIG. 6 (a),
(B), (c), and (d) are explanatory diagrams showing an embodiment of the raising bracket A, FIGS. 7A and 7B are explanatory diagrams showing an embodiment of the mounting bracket B, and FIG. (B), (c) is an explanatory view showing an embodiment of the mounting bracket C.

Referring to FIGS. 1 and 2, a first embodiment of the foundation structure of the wall panel according to the present invention will be described.
Is a slab, and a raised metal fitting A4 is provided on the slab upper surface 3a before the rising concrete 1 is formed. In the raising metal fitting A4, the mounting piece A4a that comes into contact with the slab upper surface 3a is simply fixed to the slab 3 by the anchor pin 9. Further, a leg A4c having a height corresponding to the height of the rising concrete 1 is formed on the raising metal fitting A4 so as to rise from the mounting piece A4a, and further, a wall is formed on the upper end of the leg A4c. The support piece A4b located at the lower part of the panel 2 is provided continuously. As described above, since the raising metal fitting A4 integrally including the mounting piece A4a, the leg A4c, and the supporting piece A4b is used, even before the standing concrete 1 is cast, the simple steps such as mounting with the anchor pin 9 can be performed. ,
It is possible to easily provide the support piece A4b located at the lower part of the wall panel.

The mounting bracket B5 includes a mounting piece B5a for mounting to the support.
Are fixed to the supporting piece A4b using bolts 10. The attachment piece B5a to the support part can be fixed to the support piece A4b by welding, but it is possible to eliminate welding work depending on the welding skill of the installer and easily secure a certain quality. In order to prevent heavy machinery such as a welding machine from being carried into the construction site, it is desirable to mount bolts, nuts, screws, anchor pins, etc., other than welding. In particular, as shown in FIG.
In the case of mounting with a screw structure represented by a nut or a nut 11, the plate spacer 12 is securely sandwiched and fixed between the supporting piece A4b and the mounting piece B5a to the supporting portion, and the wall panel 2 is formed when the base member is formed. The height of the own weight receiving surface B5c of the mounting bracket B5 that receives the pressure can be adjusted in advance. Therefore, when the wall panel 2 is installed, it is not necessary to adjust the spacer by sandwiching the spacer between the weight receiving surface B5c and the wall panel 2, and the wall panel 2 can be installed smoothly, which is preferable.

In the embodiment shown in FIG. 2, a pilot hole A4f (not shown) or a pilot hole B5d (not shown) is provided at a predetermined position of the supporting piece A4b and the mounting piece B5a for the supporting portion (FIG. 6A).
To (d) or shown in FIG. 7 (a)) and tightened with bolts 10 and nuts 11
The base member is formed by fixing the mounting piece 4b and the mounting piece B5a to the support portion. At this time, the height is adjusted by inserting two round washers as the plate spacers 12 between the support piece A4b and the mounting piece B5a for the support portion. As described above, it is preferable that the round washer is used as the spacer 12 and the bolt 10 is passed through the hole of the round washer, so that the spacer 12 can be more securely fixed. Further, the mounting bracket B5 is provided with a mounting piece B5a for the support portion.
The wall panel 2 is embedded on the upper surface of the weight receiving surface B5c provided continuously with the fixing portion B5b, and is embedded inside the wall panel 2. O bolt 14 engaged with anchor steel bar 13
Is fixed to the fixing portion B5b by tightening the nut 15 for the O-bolt.

In the first embodiment, since the through holes A4d are provided in the legs A4c buried in the rising concrete 1, the concrete goes around the through holes A4d when the rising concrete 1 is cast. And the rising concrete 1 can be surely integrated, and a preferable configuration can be obtained. If it is not necessary to insert two round washers as the plate spacer 12 between the support piece A4b and the mounting piece B5a to the support portion as described above, the spacer may be provided with its own weight receiving surface B5c as necessary. It is also possible to adjust the height by sandwiching it between the wall panels 2.

Further, the raising bracket A4 or the mounting bracket B
It is desirable that the rib 5 be reinforced as necessary, such as a rib 5e, from the viewpoint of securing the mounting strength. A second embodiment of the lower structure of the wall panel according to the present invention will be described with reference to FIG. That is, in the second embodiment, as in the above-described first embodiment, the raising metal fitting A4 is fixed to the slab 3 before the casting of the rising concrete 1 (not shown). In the upper part, a steel material 6 having a substantially L-shaped section
Has been fixed.

The wall panel 2 is erected and fixed to a steel material 6 having a substantially L-shaped cross section. It is preferable to use a long member as the steel material 6 having a substantially L-shaped cross section and fix it by passing it over two or more raising brackets A4, so that the base member can be firmly configured. In FIG. 3B, the wall panel 2
After the erection of the formwork 16 along the inner and outer surfaces of the wall panel 2
Is installed. In this manner, the formwork 16 for casting the rising concrete 1 (not shown) can be fixed with the inner and outer surfaces of the wall panel 2 as a reference for the position, so that the rising concrete 1 can be formed with high accuracy. When the rising concrete 1 has a low rising dimension, the rising concrete 1 is provided by a simple mortar stuffing operation according to the situation, such as stuffing mortar containing no aggregate instead of concrete casting. It is possible.

In the second embodiment, as in the first embodiment, since the leg A4c buried in the rising concrete 1 is provided with the through hole A4d, the concrete is not pierced when the rising concrete 1 is cast. Since it goes around A4d, the raising metal fitting A4 and the rising concrete 1 can be surely integrated, and a preferable configuration can be obtained. 4 and 5, a third embodiment and a fourth embodiment of the lower structure of the wall panel according to the present invention will be described. In the third embodiment and the fourth embodiment, a base member for receiving the wall panel 2 is configured by using the mounting bracket C8 before the standing concrete 1 is cast and provided. In the mounting bracket C8, a mounting piece C8a that comes into contact with the upper surface 3a of the slab is simply fixed to the slab 3 by an anchor pin 9. Further, the mounting bracket C8 has a receiving piece C8b for supporting the lower end of the wall panel 2, and has a fixing portion C8c for fixing the lower end of the wall panel 2 substantially at the center in the width direction, and a height of the rising concrete 1. Leg C8 with corresponding height
d is integrally formed.

As described above, the mounting piece C8a and the receiving piece C8
(b) Since the mounting bracket C8 having the fixed portion C8c and the leg portion C8d integrally is used, even before the standing concrete 1 is cast, the wall panel can be easily formed by a simple process such as mounting with the anchor pin 9. It is possible to provide a receiving piece C8b for supporting the lower end of the second C2. Further, a fixing portion C8c of the mounting bracket C8 is provided, and the wall panel 2 is erected on the upper surface of the receiving piece C8b and is engaged with the anchor steel bar 13 embedded in the wall panel 2 by the O bolt. 14 is fixed to the fixing part C8c by tightening the nut 15 for the O-bolt.

In the third or fourth embodiment, since the through hole C8e is provided in the leg C8d buried in the rising concrete 1, the concrete goes around the through hole C8e when the rising concrete 1 is cast. Therefore, the mounting bracket C8 and the rising concrete 1 can be reliably integrated, and a preferable configuration can be obtained. If necessary, the height can be adjusted by sandwiching the spacer between the receiving piece C8b and the wall panel 2. The mounting bracket C8 may be provided with ribs 8 if necessary.
Reinforcing ribs such as g is desirable from the viewpoint of securing mounting strength.

FIGS. 6 (a) and 6 (b) show the raising bracket A4 used in the first embodiment or the second embodiment.
Various types as shown in (c) and (d) can be used. However, among these, FIG. 1, FIG.
As shown in FIGS. 3 and 6 (a) and (d), a raised metal fitting A4, which can be formed by bending a single steel sheet, is desirable for increasing the metal fitting production efficiency. 6 (b) and 6 (c) show that a channel steel, which is a standard hardware, is cut to a predetermined length and fixed to a flat bar by welding.
This is a raised metal fitting A4. In FIG. 6A, a through hole A4c is provided in the leg portion A4c. In FIG. 6D, an anchor bar A4e is provided integrally, and plays a role of integrating the raising metal fitting A4 and the concrete when the rising concrete 1 is cast, which is a preferable configuration.

The supporting piece A4b is provided with a pilot hole A4f.
0 is used as a fixing hole. Typical examples of the mounting bracket B5 used in the first embodiment include:
Metal fittings as shown in FIGS. 7A and 7B can be used. However, among these, as shown in FIG. 7 (a), those in which a pilot hole B5d is provided in the attachment piece B5a to the support portion are used as holes for fixing with the bolts 10 when fixing to the raising bracket A4. It is desirable because it can be done.

In the mounting bracket B5 shown in FIG. 7 (b), before fixing the mounting bracket B5 to the raising bracket A4, the fixing portion B5b is inserted into a hole provided in the lower end face of the wall panel and mounted on the wall panel 2. After mounting the wall panel 2 in the state where the metal fitting B5 is fixed, the wall panel 2 is erected on the upper part of the metal fitting A4, and then the notch B5f is fixed to the supporting piece A4b of the metal fitting A4 by welding, thereby fixing the wall panel 2 to the metal fitting A4. I do. As a typical mounting bracket C8 used in the third embodiment or the fourth embodiment, FIG.
Metal fittings as shown in (b) and (c) can be used. Other configurations may be used, but as shown here, a mounting bracket C8 that can be formed by bending a single steel plate is desirable in terms of increasing the production efficiency of the bracket.

The leg C8d is provided with a through hole C8e, and in FIG.
g is provided integrally. Therefore, the mounting bracket C8 can be firmly integrated with the concrete, which is a preferable configuration. The raising metal fitting A4 shown in FIG. 6 and the mounting metal fitting C8 shown in FIG. 8 have a portion buried in the concrete.
It can be said that it is preferable to perform a rust-proof treatment such as a plating treatment in consideration of a case where the concrete will be rear-packed and the concrete will not be dense.

[0046]

Since the lower structure of the wall panel according to the present invention has the above-described structure and operation, it is different from the prior art in which the rising concrete is formed before the above-mentioned wall panel is built, and the rising concrete is poured. The wall panels can be erected without waiting for the curing process, so that the entire construction can be advanced at an early stage. Also,
Formwork can be arranged along the inside and outside of the wall panel,
The standing concrete can be provided with high positional accuracy and surely. Furthermore, since the base member is provided on the upper surface of the slab having relatively high height accuracy, the height can be easily adjusted.

When the base member is constituted by the raising metal member A and the mounting member B, the base member can be formed by a simple process. In particular, the number of parts and the number of construction steps can be reduced, and the base member can be easily formed. Can be provided. Further, as the mounting bracket B, it is possible to make the standard the same as that of the conventional mounting bracket when directly mounting on the upper surface of the rising concrete. Therefore, despite the use of the mounting bracket B, the parts at the entire construction site can be used. The score also has the characteristic that it generally does not increase.

When fixing the raising bracket A and the mounting bracket B using bolts or nuts, welding work is eliminated, and the quality of the mounting strength can be stabilized, and a plate is provided between the raising bracket A and the mounting bracket B. When the spacer is interposed, the height of the base member can be reliably adjusted before the wall panel is installed. Raising bracket A and section L
When constructing the base member with the letter-shaped steel,
When a steel material having a substantially L-shaped cross section is connected to a plurality of raising fittings A, it is possible to form a solid base member. As more preferable specifications, welding work can be eliminated by fixing the raising metal A and a steel material having a substantially L-shaped cross section by using a bolt or a nut, and the quality of the mounting strength can be measured. By sandwiching the plate spacer between steel materials having a substantially L-shaped cross section, the height of the base member can be reliably adjusted before the wall panel is built.

When the base member is constituted by the mounting bracket C, since it is a simple configuration of only the mounting bracket C,
Further, it is possible to form a suitable base structure that can reduce the number of parts and the number of construction steps. Raising metal fitting A according to the present invention
Since the mounting piece A, the support piece A and the leg A are integrated,
By fixing the mounting piece A against the upper surface of the slab, it is possible to easily provide the supporting piece A in which the height of the rising concrete is secured. Also, the leg A has a through hole A
Alternatively, when the anchor bar A is provided integrally, the raising metal fitting A can be buried and fixed securely in the rising concrete.

In the mounting bracket C according to the present invention, since the mounting piece C, the receiving piece C, the fixing part C and the leg C are integrated, the mounting panel C can be easily applied to the wall panel by fixing the mounting piece C to the upper surface of the slab. It is possible to provide a receiving piece C for supporting the lower end of the sheet. In addition, when the through holes C or the anchor bars C are integrally provided in the leg portions C, the mounting bracket C can be buried and fixed securely in the standing concrete. The rust-proof specification of the raising metal fitting A and the mounting metal C according to the present invention is that the part buried in the rising concrete is subjected to the rust-proofing treatment, so that if the rising concrete temporarily enters moisture or moisture, etc. In addition, it is possible to prevent rusting of the metal fittings, and it is possible to prevent cracking of concrete due to volume expansion due to rust.

[Brief description of the drawings]

FIG. 1 is an explanatory perspective view showing a configuration of a lower structure of a wall panel according to a first embodiment of the present invention.

FIG. 2 is an elevation explanatory view showing an example of performing level adjustment in the configuration of FIG. 1;

FIGS. 3 (a) and 3 (b) are longitudinal sectional explanatory views showing a configuration of a lower structure of a wall panel according to a second embodiment of the present invention.

FIG. 4 is a perspective explanatory view showing a configuration of a lower structure of a wall panel according to a third embodiment of the present invention.

FIG. 5 is a perspective explanatory view showing a configuration of a lower structure of a wall panel according to a fourth embodiment of the present invention.

6 (a), 6 (b), 6 (c) and 6 (d) are explanatory views showing an embodiment of the raising bracket A. FIG.

FIGS. 7A and 7B are explanatory views showing an embodiment of a mounting bracket B. FIGS.

FIGS. 8A, 8B, and 8C are explanatory views showing an embodiment of the mounting bracket C. FIGS.

FIG. 9 (a) is a perspective view showing a lower structure of a wall panel of a rising concrete part by a DR construction method, FIG.
FIG. 10B is a vertical sectional view of FIG.

FIGS. 10 (a), (b), (c), (d)
It is a longitudinal section explanatory view showing a construction procedure of a rising concrete part in DR construction method.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Standing concrete 2 Wall panel 3 Slab 3a Slab upper surface 4 Raising bracket A 4a Mounting piece A 4b Supporting piece A 4c Leg A 4d Through hole A 4e Anchor bar A 4f Bottom hole 5 Mounting bracket B 5a Mounting piece B to support part 5b Fixing portion B 5c Self-weight receiving surface 5d Prepared hole B 5e Rib B 5f Notch portion B 6 Steel material having a substantially L-shaped cross section 7 Inazuma plate 8 Mounting bracket C 8a Mounting piece C 8b Receiving piece C 8c Fixing part C 8d Leg C 8e Through Hole C 8f Anchor Bar C 8g Rib C 9 Anchor Pin 10 Bolt 11 Nut 12 Plate Spacer (Round Washer) 13 Anchor Steel Bar 14 O Bolt 15 O Bolt Nut 16 Formwork 51 Standing Concrete 52 Wall Panel 53 Anchor Bar 54 Vertical Reinforcing bar 55 Reinforcing bar 56 Reinforcing bar for slab 57 Slab 57a Upper surface of slab 60 Formwork 61 Filling Deposited metal 61a Anchor bar 61b Plate surface 62 Piece angle 63 Ruler angle 64 Anchor steel bar 65 O bolt 66 Inazuma plate 67 Nut for O bolt 68 Mortar 69 Sealing material

Claims (13)

[Claims] 1. A structure in which rising concrete is provided on the upper surface of a slab and a wall panel is fixed on the upper part of the rising concrete, wherein a base member for receiving the wall panel is provided before the casting of the rising concrete. The lower structure of the wall panel, wherein the concrete is formed after the wall panel is erected and fixed. 2. A mounting piece A previously fixed to an upper surface of a slab.
And a supporting piece A located at a lower portion of the wall panel, and a raised metal fitting A integrally formed with a leg portion A having a height corresponding to the height of the rising concrete is fixed to the upper surface of the slab, The lower structure of the wall panel according to claim 1, wherein the wall panel is erected and fixed by using a mounting bracket B fixed to the support piece A. 3. The lower structure of a wall panel according to claim 2, wherein the mounting bracket B is fixed to the support piece A using a bolt or a nut. 4. A mounting piece A previously fixed to an upper surface of a slab.
And a supporting piece A located at a lower portion of the wall panel, and a raised metal fitting A integrally formed with a leg A having a height corresponding to the height of the rising concrete is fixed to the upper surface of the slab, 2. A steel material having a substantially L-shaped cross section which is fixed to the horizontally provided support piece A, and a wall panel is erected and fixed to the steel material having a substantially L-shaped cross section by fixing means. The substructure of the described wall panel. 5. A mounting piece C previously fixed to the upper surface of the slab.
And a receiving portion C for supporting a lower end portion of the wall panel. The fixing portion C is connected orthogonally to the mounting piece C and the receiving portion C, and fixes a substantially center lower end portion in the width direction of the wall panel. The mounting bracket C having a leg C having a height corresponding to the height of concrete is fixed to the upper surface of the slab, and a wall panel is erected and fixed to the fixing part C. The substructure of the described wall panel. 6. A leg A having a mounting piece A fixed to the upper surface of the slab and a supporting piece A positioned below the wall panel, and having a height corresponding to the height of the rising concrete is integrally formed. Raising metal fittings A characterized by being made. 7. A through hole A is provided in a leg A buried in rising concrete.
The raising metal fitting A described in 1. 8. The raising metal fitting A according to claim 6, wherein an anchor bar A buried in the rising concrete is provided integrally. 9. It has a mounting piece C fixed to the upper surface of the slab and a receiving piece C for supporting a lower end of the wall panel.
And a fixing portion C connected at right angles to the receiving piece C to fix a lower end portion substantially at the center in the width direction of the wall panel, and a leg portion C having a height corresponding to the height of the rising concrete. Mounting bracket C. 10. The mounting bracket C according to claim 9, wherein a through hole C is provided in a leg C embedded in the rising concrete. 11. The mounting bracket C according to claim 9, wherein an anchor bar C buried in the rising concrete is provided integrally. 12. The raising metal fitting A according to claim 6, 7 or 8, wherein a part to be embedded in the rising concrete is subjected to a rustproofing treatment. 13. The mounting bracket C according to claim 9, wherein a portion to be buried in the rising concrete is subjected to a rust prevention treatment.