JPH04108921A - Mat foundation panel - Google Patents

Abstract

PURPOSE:To facilitate the construction work by providing a recessed part formed over the undersurface area of a horizontal plate, and cement grouting holes penetrating the horizontal plate from the upper surface to the recessed part. CONSTITUTION:A recessed part 2 is formed over the undersurface area of the horizontal plate 21 of a panel body 1 to project a number of reinforcing bars 3 buried in the panel body 1 into the recessed part, and plural cement grouting holes 4 are provided to penetrate the horizontal plate 21 from its upper surface to the recessed part 2. The reinforcing bars 3 buried in the body 1 are exposed to the grouting holes 4 so that a crane can transport and construct a mat foundation by suspending the reinforcing bars on its lifting hook. Then tapped holes 23 formed by nut members, etc., are provided on the outer side faces of the horizontal plate 21, and male screw parts of reinforcing bars capable of being bent are screwed into the tapped holes to make it possible for the reinforcing bars 90 to project from the outer side faces of the horizontal plate 21. Thus, the weight of the panel can be reduced while reducing the cost.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a fabric foundation panel, and particularly to a technique that is effective when applied to fabric foundations, such as for example, residential buildings.

[Conventional technology]

For example, when constructing a cloth foundation for the basic structure of a residential building, etc., cracked stone or cut gravel is usually laid, and after processes such as reinforcing bars and temporary frames are placed on top of this foundation floor, concrete is poured. It is being constructed.

[Problem to be solved by the invention]

However, construction of a cloth foundation as described above requires construction of a large-scale temporary frame, installation of reinforcing bars on the inner surface of the temporary frame, and pouring of concrete. This hinders the ease or simplification, speeding up, and cost reduction of construction.

Therefore, in order to solve these problems, it may be possible to construct a cloth foundation by connecting cloth foundation panels made into panels according to a predetermined standard, but in this case, the following points should be taken into consideration. There must be.

First, the fabric foundation panel must be lightweight in order to facilitate transportation and construction.

Second, the structure must be able to easily accommodate cases where the foundation floor on which the fabric foundation panels are to be laid is not horizontal or flat.

Third, the fabric foundation panels must be firmly supported by the foundation floor.

The purpose of the present invention is to reduce weight, facilitate or simplify construction,
It is an object of the present invention to provide a fabric foundation panel that can be achieved quickly and at low cost, and that is firmly supported by the foundation floor.

The above and other objects and novel features of the present invention will become apparent from the description of this specification and the accompanying drawings.

[Myanmar's means of solving problems]

A brief overview of typical inventions disclosed in this application is as follows.

That is, the cloth foundation panel of the present invention is a cloth foundation panel that is connected to each other to construct a cloth foundation, and has a recessed portion formed over most of the lower surface of the horizontal plate, and a portion between the upper surface of the horizontal plate and the recessed portion. The structure includes a cement material injection hole penetrating the entire length.

In this case, a structure may be adopted in which a connecting portion for connecting the fabric foundation panels to each other is formed on a side surface of a vertical plate that stands up from the horizontal plate.

Further, it is possible to have a structure in which a level adjusting means is provided, and this level adjusting means is formed by a plurality of bases which are disposed on the lower surface side of the horizontal plate so as to be movable up and down.

[Effect]

According to the cloth foundation panel described above, the recessed portion is formed over most of the lower surface of the horizontal plate, and the cement injection hole is formed across the upper surface of the horizontal plate and between the recessed portions, thereby reducing the weight of the cloth foundation panel. is planned, so
Easier transportation and construction work before construction of fabric foundation panels,
Speed-up and cost reduction can be achieved.

In addition, even if the foundation floor on which the fabric foundation panels are to be laid is not flat, the unevenness can be absorbed by the depressions on the bottom of the horizontal board, making the construction work easier, faster, and less costly. It is possible to aim for

Furthermore, after laying the fabric foundation panel on the foundation floor, cement material is injected into the recessed area from the cement injection hole and solidified, thereby increasing the strength of the horizontal plate due to the cement injection hole and the recessed area. The fabric foundation panel can be strongly supported by the foundation floor.

In this case, if a structure is adopted in which a connecting part for connecting the fabric foundation panels to each other is formed on the side surface of the vertical plate that stands up from the horizontal plate, the fabric foundation panels can be connected as a foundation through this connecting part. Strength can be increased.

Further, if the level adjustment means is provided with a structure formed by a plurality of bases arranged on the lower surface side of the horizontal plate so as to be freely raised and lowered, by raising and lowering each of the bases as appropriate, the base Even when the floor is not level or flat, it can be easily dealt with, and therefore construction can be facilitated, simplified, speeded up, and lowered in cost.

〔Example〕

Fig. 1 is a perspective view showing a cloth foundation panel which is an embodiment of the present invention, Fig. 2 is a sectional view thereof, Fig. 3 is a sectional view showing its construction state, and Fig. 4 is another embodiment of the present invention. FIG. 5 is a perspective view showing a fabric foundation panel as an example. FIG. 5 is a perspective view showing a fabric foundation panel as another embodiment of the present invention.

The cloth foundation panel in this example is applied to the foundation structure of a wooden and steel frame house.

As shown in FIG.
The panel body 1 is made of a cement material or the like and has an inverted T-shaped cross section.

A recessed portion 2 is formed in most of the lower surface of the horizontal plate 21 of the panel body 1, as shown in FIGS. 1 and 2.

A large number of reinforcing bars 3 as reinforcing bars embedded in the panel body 1 protrude from the recessed portion 2 .

Further, a plurality of cement material injection holes 4 are formed in the horizontal plate 21, penetrating from the upper surface thereof to the depressions 2, so that cement material can be injected into the depressions 2, etc. from the cement material injection holes 4. It has become.

The reinforcing bars 3 buried in the panel body l are exposed in the cement material injection holes 4, and a hoisting hook (not shown) or the like of a hoist is hooked to the reinforcing bars 3 exposed in the cement material injection holes 4. The foundation panels can be transported and installed.

Further, a screw hole 23 formed by a nut member or the like embedded in the horizontal plate 21 is provided on the outer surface of the horizontal plate 21 of the cloth foundation panel 1.

A male threaded portion of a bendable reinforcing bar 90 is screwed into the screw hole 23, and this threading allows the reinforcing bar 90 to protrude from the outer surface of the horizontal plate 21.

Then, the reinforcing bars 90 of each cloth foundation panel 1 are appropriately bent and overlapped, and bound together with iron wire or the like, so that the cloth foundation panels 1 are connected to each other.

Further, the reinforcing bars 3 exposed in the cement material injection hole 4 and the reinforcing bars 90 protruding from the outer surface of the horizontal plate 21 are, for example,
As shown in FIG. 3, it is also used when connecting horizontal members 5 such as steel frames to maintain the horizontal state between each cloth foundation panel.

As shown in FIG. 1, positioning marks 7 are attached near the corners of the upper surface of the horizontal plate 21 as positioning means during construction.

Further, as shown in FIGS. 1 and 2, circular recesses 8 are formed near the corners of the upper surface of the horizontal plate 21. As shown in FIGS.

A nut member 9 forming a screw hole 9A is embedded and fixed in the thickness between the recess 8 on the upper surface side of the horizontal plate 21 and the recess 2 on the lower surface side.

A threaded rod 10 is screwed into the threaded hole 9A of the nut member 9 so as to be movable up and down.

An operating portion 11 for rotating the threaded rod 10 is formed at the upper end of the threaded rod IO, and this operating portion 11 is buried in the recess 8.

On the other hand, at the lower end of the threaded rod 10, a base 12 serving as a level adjustment means is swingably provided using the ball portion 10A of the threaded rod 10 as a ball portion, and this base 12 protrudes and retracts from the four corners of the corresponding recessed portion 2. It is considered possible.

Next, connecting portions 24 are protruded from the inside of the panel body 1 on the end face of the vertical plate 22, and connecting rods 40 are inserted into the connecting holes of the respective connecting portions 24 of the adjacent panel bodies 1, as shown in FIG. By penetrating the panels, the panel bodies 1 are firmly connected to each other.

Further, on the upper surface of the vertical plate 22, a panel joint part 25 and a column joint part 26 having a screw hole are protruded from inside the panel body 1.

The wall panel 50 is fitted into the female fitting part 50A and connected to the panel joint part 25 by being fastened with fastening means such as bolts and nuts, and the pillar 60 is fitted to the column joint part 26. They are joined by being fastened using fastening means such as bolts and nuts.

Further, on the outer surface of the vertical plate 22, at least one of a beam support portion 70 and a beam support portion 71 having screw holes protrudes from inside the panel body 1, and the beam support portions 70 and 71 have floor beam support portions 70 and 71. 80 is constructed and connected by fastening with fastening means such as bolts and nuts.

In addition, these 7) members 9. Threaded rod 10. Operation unit 11
．． Base 12. Connecting portion 24. Panel joint 25. Column joint 26. The beam support portions 70, 71, etc. are made of, for example, a predetermined metal.

Next, the solid foundation panel 30 shown in FIG. 1 forms the foundation board of the solid foundation by connecting with the cloth foundation panel and connecting the solid foundation panels 30 to each other.

The structure of this solid foundation panel 30 is substantially the same as the structure of the horizontal plate 21 of the cloth foundation panel, so the explanation thereof will be omitted by indicating with the same reference numerals.

Next, in the fabric foundation panel shown in FIG. 4, the vertical plate 22 is erected from the horizontal plate 21 in a right-angled key shape when viewed from above, and this fabric foundation panel is mainly used at the corners of the fabric foundation. be.

In addition, in the fabric foundation panel shown in FIG. 5, the vertical plate 22 is erected from the horizontal plate 21 in a right-angled T-shape when viewed from above, and this fabric foundation panel mainly consists of the fabric foundation panel on the outer periphery of the fabric foundation and the fabric foundation panel on the inner side. It is used to connect fabric foundation panels.

The structure of the fabric foundation panel shown in FIGS. 4 and 5 basically corresponds to the structure shown in FIG. 1.

Next, the operation of this embodiment will be explained.

For example, the fabric foundation panel of this example is constructed as follows.

First, the male threaded portion of the reinforcing bar 90 is screwed into the threaded hole 23 of each fabric foundation panel to protrude from the outer surface of the horizontal plate 21.

Further, as shown in FIG. 3, a plurality of fabric foundation panels are laid in rows on a foundation floor 13 made of crushed stone, gravel, concrete, etc.

During this installation, the cloth foundation panel is transported to a predetermined position by hooking a lifting hook (not shown) to the reinforcing bar 3 of the cement material injection hole 4, and its position is determined using the positioning mark 7. do.

At this time, as shown in FIG. 3, the connecting parts 24 of adjacent fabric foundation panels are interlocked with each other alternately, and the connecting rods 40 are passed through the connecting holes of the corresponding connecting parts 24, and each horizontal plate 21 The reinforcing bars 90 are appropriately bent and overlapped, and bound with iron wire or the like.

Next, horizontal members 5 such as steel frames are placed on the top surface of each fabric foundation panel and the frame is passed, and then the reinforcing bars 3 of the cement material injection hole 4 and the horizontal members 5 are connected via predetermined connectors 14 or the like. Then, the horizontal member 5 is temporarily fixed to each fabric foundation panel, and the top surfaces of each fabric foundation panel are aligned on the same horizontal plane using the bottom surface of this horizontal member 5 as a reference.

At this time, the operation unit 11 is rotated to appropriately raise and lower the required bases 12 of each fabric foundation panel, so that the upper surfaces of each fabric foundation panel are aligned on the same horizontal plane.

Next, cement material 17 is injected into the cement material injection hole 4 (excluding the cement material injection hole 4 where the connector 14 is located) and the space 16 between the outer surfaces of each panel body 1, and these cement material injection holes 4 and Space 16, depression 2. Cement material 17 is filled into the gap 18 between the lower surface of the panel body 1 and the surface of the foundation floor 13, and is solidified.

Next, after removing the horizontal member 5, the cement material 17 is injected into the remaining cement material injection hole 4, that is, the cement material injection hole 4 in which the connector 14 and the like are present, and is solidified and closed.

In addition, the connection and laying of the fabric foundation panel and the solid foundation panel 30, and the connection and laying of the solid foundation panels 30 are also performed at the connection part 2.
The process is carried out in the same manner as described above except for the steps other than the connection in step 4.

According to the fabric foundation panel of this embodiment, a fabric foundation can be constructed in this manner.

In this case, the cloth foundation panel of this example has a panel main body 1
A recess 2 is formed over most of the lower surface of the panel, and a cement injection hole 4 is formed over the upper surface of the panel main body 1 and between the recesses 2, thereby reducing the weight of the panel main body 1. It is possible to facilitate, speed up, and reduce the cost of transportation work and construction work before foundation panel construction.

Furthermore, even if the foundation floor 13 on which the cloth foundation panel is to be laid is not flat, the unevenness can be absorbed by the recess 2 on the bottom surface of the panel body 1 or by the swinging of the base 12, so from this point of view as well. Construction work can be made easier, faster, and lower in cost.

Furthermore, after the cloth foundation panel is laid on the foundation floor 13, the cement material 17 is injected into the recessed part 2 from the cement material injection hole 4 and solidified. A decrease in the strength of the main body 10 can be reinforced, and the fabric foundation panel can be firmly supported by the foundation floor 13.

In addition, the reinforcing bars 3 buried in the panel body 1 are inserted into the recessed portion 2.
By having a plurality of protrusions, it is possible to further improve the strength of the panel body 1 after construction and the firm support of the cloth foundation panel to the foundation floor 13.

In addition, each base 12 can be raised and lowered as appropriate by rotating the operation unit 11, and each panel body 1 can be held on the same horizontal plane, so it is possible to easily deal with cases where the foundation floor 13 is not horizontal or flat. From this point of view, it is possible to facilitate or simplify construction, speed it up, and reduce costs.

Further, the cloth foundation panels can be firmly connected to each other by connecting the connecting portions 24 and the reinforcing bars 90 to each other.

As above, the invention made by the present inventor has been specifically explained based on Examples, but it should be noted that the present invention is not limited to the above-mentioned Examples and can be modified in various ways without departing from the gist thereof. Not even.

For example, the cloth foundation panel of the above embodiment is applied to the foundation structure of a wooden and steel frame house, but the cloth foundation panel of the present invention is not limited to application to such a foundation structure, and is applied to, for example, a retaining wall. It can be applied to building-membrane structures such as soundproof walls.

Further, the cloth foundation panel of the above embodiment is used for constructing the rising part of a solid foundation, but the cloth foundation panel of the present invention can be used for constructing only a cloth foundation.

Further, although the recessed portion 2 of the fabric foundation panel of the above embodiment is formed so as to reach the outer surface of the panel main body 1, for example, the recessed portion 2 of the present invention is formed so as to reach the outer surface of the panel main body 1. It is also possible to form it so that it does not exist.

Furthermore, it is also possible to cover the foundation constructed by the cloth foundation panel of this embodiment with a predetermined waterproof layer, moisture-proof layer, heat insulation layer, etc.

Although the panel body 1 of this embodiment is made of cement material, for example, the panel body 1 may be made of a ceramic synthetic resin 1 foamed cement concrete material in which reinforcing bars such as reinforcing bars 3 are embedded. , it is possible to achieve further weight reduction.

In the case of such a lightweight structure, it is preferable that the basic structural strength is provided by reinforcing bars such as reinforcing bars 3 buried in the panel body 1.

Further, in the cloth foundation panel shown in FIG. 4, the vertical plate 22 is erected from the horizontal plate 21 in a right-angled key shape when viewed from above, and in the cloth foundation panel shown in FIG. Although it is said to have a T-shaped structure that stands up from the horizontal plate 21,
Another embodiment of the fabric foundation panel may have a structure in which the vertical plate 22 stands up from the horizontal plate 21 in a cross shape when viewed from above.

Further, in the embodiment described above, the reinforcing bars 90 are screwed into the screw holes 23 so as to protrude from the outer surface of the horizontal plate 21, but in the present invention, for example, the reinforcing bars 90 are inserted into the panel body 1. It is also possible to have a structure in which it is protruded from the surface in advance.

〔Effect of the invention〕

Among the inventions disclosed in this application, the effects obtained by typical ones are as follows.

(1) Recesses are formed across most of the lower surface of the horizontal plate, and cement injection holes are formed across the upper surface of the horizontal plate and between the recesses, thereby reducing the weight of the fabric foundation panel. Therefore, the transportation work and construction work before construction of the cloth foundation panel can be facilitated, speeded up, and reduced in cost.

(2) Even if the foundation floor on which the cloth foundation panels are to be laid is not flat, the unevenness can be absorbed by the depressions on the bottom surface of the horizontal plate, which also simplifies the construction work and speeds up the calming process. , it is possible to achieve cost reduction.

(3) After laying the fabric foundation panel on the foundation floor, cement material is injected into the recessed area from the cement injection hole and solidified, thereby increasing the strength of the horizontal plate due to the cement injection hole and the recessed area. The fabric foundation panel can be firmly supported by the foundation floor.

(4) In the case described above, if the structure is such that a connection part connecting the fabric foundation panels is formed on the side surface of the vertical root rising from the horizontal plate, the fabric foundation panels can be connected to each other via this connection part. By connecting, the strength of the foundation can be increased.

(5) In the case described above, if the level adjusting means is provided with a structure formed by a plurality of bases arranged movably up and down on the lower surface side of the horizontal plate, each base is By raising and lowering as appropriate,
Even when the foundation floor is not horizontal or flat, it can be easily dealt with, and therefore construction can be facilitated, simplified, speeded up, and reduced in cost.

[Brief explanation of drawings]

Fig. 1 is a perspective view showing a cloth foundation panel which is an embodiment of the present invention, Fig. 2 is a sectional view thereof, Fig. 3 is a sectional view showing its construction state, and Fig. 4 is another embodiment of the present invention. FIG. 5 is a perspective view showing a cloth foundation panel as an example of the present invention. FIG. 5 is a perspective view showing a cloth foundation panel as another embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Panel body, 2... Recessed part, 3... Rebar, 4... Cement material injection hole, 5... Horizontal member, 7... Positioning mark, 8... Recessed part, 9... Nut member, 9A... Threaded hole, 10... Threaded rod, 10A... Ball part, 11... Operation part, 12... Base, 13... Foundation floor, 14... Connecting tool, 16...Space, 1.7...Cement material, 18...Gap, 21...Horizontal plate, vertical plate, screw hole, connecting part, panel joint, column joint, solid foundation Panels, connecting rods, wall panels, female fittings, columns, beam supports, beam supports, floor beams, reinforcing bars. Patent applicant: Futaba Co., Ltd. Joinery General Trading Co., Ltd. Patent attorney: Daiso Tsutsui

Claims (1)

[Claims] 1. Fabric foundation panels that are connected to each other to construct a fabric foundation, including a recessed portion formed over most of the lower surface of the horizontal plate, and a penetrating portion extending through the upper surface of the horizontal plate and between the recessed portions. A fabric foundation panel characterized by having a cement material injection hole. 2. The fabric foundation panel according to claim 1, wherein a connecting portion for connecting the fabric foundation panels to each other is formed on a side surface of the vertical plate that stands up from the horizontal plate. 3. Claim 1, further comprising a level adjustment means, the level adjustment means being formed by a plurality of bases arranged movably up and down on the lower surface side of the horizontal plate.
, or the cloth foundation panel described in 2.