JPS61165448A - Floor panel - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Technical Field] The present invention relates to a floor panel that can improve the sound insulation of an upper floor.

[Background technology]

In a building using the dry method 1 method, the floor panels that form the floor are made by building joists B and edging materials C over a frame A in which frame materials are arranged in a rectangular shape, as shown schematically in Figure 6, for example. After handing it over,
In addition, flooring material D and ceiling material E were attached to the bottom surface. However, when installing such floor panels, it is necessary to use flooring material D.
1. Although finishing materials were attached to each of the ceiling materials E, impact noise generated by the floor materials easily penetrated downward, resulting in poor sound insulation properties.

Therefore, when such a conventional floor panel is used as an upper floor, the sounds of conversations and audio equipment on the floor pass through to the floor below, and the noise from shocks and vibrations caused by walking and jumping on the floor. was transmitted downstairs without being absorbed to a large extent, impeding the livability of the house.

Therefore, as a result of repeated research into improving the sound insulation properties of floor panels, the present invention was completed by discovering that increasing the weight of the floor panels significantly improves the sound insulation properties.

[Purpose of the invention]

An object of the present invention is to provide a floor panel that can increase the weight of the frame, improve sound insulation performance, and improve the livability of a house by disposing heavy sound insulation boards supported by joists within the framework. It is said that

[Disclosure of the invention]

An embodiment of the present invention will be described below based on the drawings.

In Figures ff11 to 2, the floor panel 1 has joists 4 and edging materials 5 installed inside the framework 2, and a flooring material 6 is attached to the upper surface of the framework 2, and a ceiling material 7 is attached to the lower surface of the framework 2. A heavy sound insulation @
10 are installed.

Furthermore, as schematically shown in FIG.
3. Each side piece 25 of the connecting fitting 24 connecting between the wall panels 21
By bolting the sides to and erecting them side by side,
It forms the floor section on the upper floor and the ceiling section on the lower floor. In addition, each metal fitting 2
2 to 24 are also connected to the wall panels 26 on the upper floor, and the floor panel 1 can also be spanned over so-called bridge bodies such as columns and beams.

The framework 2 is a long vertical frame member 29.2 made of channel steel.
9. Horizontal frame members 30. 30 are joined in a rectangular shape with each groove facing inward, and when joining, narrow portions 32 are formed at both ends of the horizontal frame members 30, and vertical frame members 29 It is fitted into the n part of and fixed by welding.

Further, a frame member 31 made of H-beams made of interlocked H-beams is bridged to the frame 2 with its upper and lower surfaces aligned.

Note that the vertical frame member 29. is attached to the flange below the horizontal frame member 30.
Between the outer edges of the flanges below the flange 29, a raised portion 35 is formed over the entire length of the lower surface of the raised portion 35 into which a partition member 34 made of wood is inserted and fixed. Note that the lower surface of the partition member 34 is aligned with the lower surface of the framework 2.

A support frame member 37 is provided on the lower flange of the vertical frame member 29, approximately halfway between the vertical frame member 29 and separated from the upper flange.
It is mounted almost continuously between the horizontal frame material 30 and the inner frame material 31, and the support frame material 37 supports the joist material 4 and the field edge material 5.
Attach the end of the

The joist material 4 is a wooden material with a vertically elongated rectangular cross section, and both ends thereof have L-shaped notches 39 provided on the lower surface of the support frame material 3.
By fitting and supporting the upper part of the supporting frame members 37, the supporting frame member 37 is bridged between the supporting frame members 37.

Further, the thickness of the sound insulating board 10 is lowered from the upper surface of the framework 2 by the upper surface of the joist 4.

In addition, in this example, the joist material 4 includes a horizontal frame material 30 and an inner frame material 31.
The three joists 4 are arranged so as to divide the space between the two into approximately four equal parts.

Further, on the upper surface of the support frame material 37, a U-shaped notch groove 41 is located approximately in the center of the joist material 4.4.
It is recessed in the direction across. Note that the notch groove 41 is set between the field edge material 5 and the middle.

The edge material 5 is provided with a protruding piece 43 having the same height as the notched groove 41 on the upper end surface, and is made of a nailable wooden material.

In addition, by fitting the projecting pieces 43 into the notch grooves 41, the field edge material 5 is spanned between the horizontal frame members 30 and 30, and the bunraku is stretched between the horizontal frame members 30 and 30. is framework 2
Align with the bottom surface.

The sound insulation board 10 is made of a material having a relatively high specific gravity compared to lightweight wood, such as a gypsum board, a concrete board, a metal board, a board made of a mixture of cement and a heat insulating material, or a board made of synthetic resin mixed with high-density granules. It consists of a plate-shaped body made of material.

In this embodiment, the sound insulation board 10 includes three substrates 1OA,
IOB and tOC are placed one on top of the other, and the substrates IOA and IOB are set to a width such that their side edges are located at intermediate positions of the facing flanges of the horizontal frame member 30 and the inner frame member 31. be done. Further, the substrate 10C is formed to have a width that can fit between the flanges.

Therefore, after inserting one end of the board 10A, IOB to the vicinity of the web of the horizontal frame member 30 or the inner frame member 31 and inserting the second end into the framework 2, the side edges of the board 10A and IOB are aligned with the flange by shifting the position. Can be moved to intermediate position. Also board 1
0C is inserted and placed between the flanges. Note that the boards 10A to IOC are fixed to the joist material 4 by nailing or the like,
It is supported by the joist material 4. Further, the substrate 10C is aligned with the upper surface of the framework 2 by its fixation.

Moreover, the framework 2 has a flooring material 6 attached to its upper surface, and the framework 2
On the lower surface of
Attach.

Therefore, the sound insulating plate 10 can substantially shield the framework 2.

However, as shown in FIG. 5, by using the metal fittings 22 to 24 to bridge the floor panel 1, the upper surface of the floor panel 1 can form the floor body for the upper floor, and the lower surface can form the ceiling for the lower floor. Further, appropriate finishing materials are laid on the flooring material 6 and the ceiling material 7.

3-4 show other embodiments of the invention.

The one shown in FIG.
, IOB, and each substrate 10A, IOB.
Both OBs are set to a size that allows them to be inserted into the gap between the facing flanges of the frame members 30 and 31, and the OBs are
- It is supported and mounted on. Note that the substrate 10A and IOB may be laminated in advance using an adhesive or the like.

In addition, in the case shown in FIG. 4, the upper surface of the joist 4 is aligned with the framework 2, while the both edges are cut out with steps v! 13 is formed. Further, on the lower surface of the flange above the frame material 30.31, there is a receiving material 4 having inward steps 14 of the same height as the step 13.
5.45 is fixed by hammering etc. The sound insulating board 10 is made up of three boards 10A, IOB, and tOC, and is attached to the joist material 4 and support material 45 by placing the ends on the step 13.14 and fixing it with nails, for example. Supported and mounted. Note that the upper surface of the upper substrate 10A is aligned with the framework 2.

〔Effect of the invention〕

In this way, the floor panel of the present invention has frame materials arranged in a rectangular shape, with joists placed above the frame and edging materials placed below it, as well as flooring material attached to the top surface of the framework and ceiling material placed on the bottom surface. At the same time, a heavy sound insulating board is installed below the flooring material, supported by joists, which increases its weight and improves the sound insulation performance.As a result, noise or walking on the floor It can reduce the transmission of noise caused by vibrations and shocks to the floor below.
Improve the livability of houses. In addition, since the sound insulation board is placed within the framework, its thickness hardly changes compared to conventional floor panels.
It is also easy to construct.

Further, the flooring material can be placed in contact with the sound insulation board,
Therefore, the vibrations and shocks acting on the flooring material can be reduced by the sound insulation board, and the sound insulation effect can be greatly improved.

In addition, a conventional product that used particle board with a thickness of 15 mm as the floor material 6 and gypsum board with a thickness of 9 fl as the ceiling material 7 had a sound insulation grade of about L-75, which is the transmitted decibel at 500 Hz. Compared to that, the product of this example had a grade of about 165 to 70.

[Brief explanation of the drawing]

Fig. 1 is a sectional view showing one embodiment of the present invention, Fig. 2 is a perspective view showing the main parts thereof, Figs. 3 and 4 are sectional views showing other embodiments, and Fig. 5 is a floor panel installation. A perspective view showing the state, and FIG. 6 is a sectional view illustrating a conventional floor panel. 2.-Framework, 4. Joist material, 5.Edge material, 6.-Flooring material, 7.-Ceiling material, 10.-Sound insulation board, 10A, IO
B, tOC-substrate.

Claims (1)

[Claims] (1) Frame materials made of channel steel are joined in a rectangular shape with the grooves facing inward. Joists are placed above the framework and edge materials are placed below. A floor panel in which a ceiling material is attached to the floor panel, and a heavy sound insulating board is supported by the joist material and placed below the floor material.