JPH06136926A - Floating floor bed and floating floor - Google Patents

Abstract

PURPOSE:To facilitate construction with light weight, reduce floor finish height, prevent sinking exhibit the same sound insulating performance as in the past, and ensure the stability as a floor. CONSTITUTION:A cushioning material 2 is laid on a floor bed 1, a bed panel 3 is laminated on the cushioning material 2 upper surface, and an anchor bolt 4 is inserted through the bed panel 3. The anchor bolt 4 is screwed to the floor bed 1, and the cushioning material 2 is compressed and held by the bed panel 3. A floor finish material 5 is laid on the bed panel 3 as a floating floor bed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floating floor substrate having a cushioning material laid on the floor substrate and a floating floor having a floor finishing material laid on the floating floor substrate.

[0002]

2. Description of the Related Art A conventional floating floor has been constructed as shown in FIG. That is, in FIG. 4 (a), a cushioning material (b) made of glass wool, rock wool, etc. is laid on a floor base (a) made of concrete slab, and the cushioning material (b) upper surface To the concrete via a waterproof sheet (C),
A floating floor layer (d) made of mortar or the like is formed, and a floor finishing material (e) such as carpet or wood board is formed on the floating floor layer (d).
Is laid and constructed, which is the so-called wet floating floor construction method. Further, in FIG. 4 (b), a cushioning material (b) made of glass wool, rock wool, etc. is laid on the floor slab (b) made of concrete slab, and the cushioning material (b) upper surface The floating floor layer (d) made of gypsum board, plywood, etc. is laid and formed, and the floor finishing material (e) such as carpet and wood board is laid on the floating floor layer (d). This is the so-called dry floating floor method.

[0003]

However, in the above conventional technique, in any of the wet floating floor construction method shown in FIG. 4 (a) and the dry floating floor construction method shown in FIG. 4 (b). Also has the following problems. That is, in order to increase the stability of the floor and ensure soundproofing performance, and to prevent the sinking of the floor due to the temporal change of the cushioning material (b), a heavy floating floor layer is placed on the cushioning material (b). (D) is formed and the cushioning material (b) is held in an appropriate compressed state in advance. Therefore, the floor finishing height becomes high and the place to be constructed is limited. It required considerable skill and effort.

The present invention has been invented in order to solve the above-mentioned problems in the prior art, that is, the problem is that it is possible to simply construct a lightweight member without forming a heavy floating floor layer. In addition to being able to reduce the floor finish height, the cushioning material is kept in an appropriately compressed state, the sinking of the floor due to the aging of the cushioning material is prevented, and the soundproofing performance is the same as the conventional one. It is intended to provide a floating floor substrate and a floating floor that are exhibited and ensure stability as a floor.

[0005]

In the floating floor of the present invention, a cushioning material is laid on a floor substrate, a substrate panel is laminated on the upper surface of the cushioning material, and an anchor bolt is inserted into the substrate panel, Anchor bolts are screwed to the floor base, and the cushioning material is compressed and held by the base panel.
Further, the floating floor of the present invention is one in which a floor finishing material is laid on a base panel of the above-mentioned floating floor base, and the above problems have been solved by these configurations.

[0006]

In the floating floor base and the floating floor of the present invention, the base panel is laminated on the upper surface of the cushioning material, the anchor bolt is inserted through the base panel, and the anchor bolt is screwed to the floor base. Since the cushioning material is compressed and held by the base panel, the sinking of the floor due to the change with time of the cushioning material is prevented, and the soundproofing performance is exerted as in the conventional case, and the stability as the floor is secured. Is. Moreover, the anchor
Since the cushioning material is compressed and held by the tightening force of the bolts, it is not necessary to form a thick and thick floating floor layer, it can be easily constructed with lightweight members, and the floor finishing height is also low. is there.

[0007]

EXAMPLE A floating floor substrate and a floating floor shown in FIG. 1 are one example of the present invention, in which a cushioning material 2 is laid on a floor substrate 1, and a foundation panel 3 is laminated on the upper surface of the cushioning material 2. , The base panel 3
An anchor bolt 4 is inserted into the floor bolt, the anchor bolt 4 is screwed to the floor base 1, and the cushioning material 2 is compressed and held by the base panel 3, which is also a floating floor base. It is a floating floor obtained by laying a floor finishing material 5 on the base panel 3 of.

The floor base 1 is made of a concrete slab, and the cushioning material 2 made of glass wool is laid on the floor base 1. The base panel 3 laminated on the upper surface of the buffer material 2 is made of plywood, and the base panel 3 and the buffer material 2 may be integrally bonded and laminated in advance, or may be placed and laminated at the time of construction. It is a thing.

On the upper surface of the base panel 3, an appropriate gap (30
3 to 455 mm), a joist 6 is provided, an anchor bolt 4 is inserted from the joist 6 portion, and the anchor bolt 4 is screwed to the floor underlayment 1. The panel 3, the cushioning material 2, etc. are clamped and fixed.

In this case, a mounting hole 7 is formed by a drill or the like through the joists 6, the base panel 3, and the cushioning material 2 to reach the floor base 1, and a curl plug is formed at the bottom of the hole 7 in the floor base 1. 8 is embedded and fixed, and the tip portion of the anchor bolt 4 is screwed into the curl plug 8. Also, the hole 7 is
The joist 6 is formed at appropriate intervals in the longitudinal direction (preferably about 303 mm), and a counterbore 9 for accommodating the head of the anchor bolt 4 is formed at the opening edge portion of the hole 7. .

By tightening the anchor bolts 4, the cushioning material 2 is compressed and held substantially evenly on the entire surface of the base panel 3, and at this time, the amount of compressive deformation (sinking amount) of the cushioning material 2 and If the relationship with the compressive force is known in advance (for example, when the concrete is 50 mm, the sinking amount is 1.5 m
m, the sinking amount is 2.5 mm when the concrete is 100 mm, which is previously known by an experiment), and the anchoring amount is the same as when the concrete is used as the floating floor layer. By tightening the bolt 4, the soundproofing performance equivalent to that of the floating floor layer of the concrete can be obtained.

The floor finishing material 5 is laid on the floating floor substrate constructed as described above. In this case,
The base plywood 10 is thrown and fixed by nailing on the joists 6 arranged and fixed on the upper surface of the base panel 3,
A large number of floor finishing materials 5 are connected to each other on the upper surface of 10 and fixed in parallel. The floor finishing material 5 is a wooden board, and a convex solid portion 11 is formed at one end thereof and a concave solid portion 12 is formed at the other end thereof, and the convex solid portion 11 and the concave solid portion 12 are fitted to each other. Are connected to each other.

Therefore, in the floating floor base and the floating floor of the embodiment, the base panel 3 is laminated on the upper surface of the cushioning material 2, and the anchor bolt 4 is inserted into the base panel 3.
Since the anchor bolts 4 are screwed to the floor base 1, and the base material panel 3 holds the cushioning material 2 in a substantially uniform manner by compression, the sinking of the floor due to the aging of the cushioning material 2 is prevented. The soundproofing performance is also exhibited as in the conventional case, and the stability as the floor is secured. Moreover, since the cushioning material 2 is compressed and held by the tightening force of the anchor bolt 4, it is not necessary to form a thick and thick floating floor layer as in the conventional case, and the base panel 3, the joists 6 and the like are lightweight. The construction is simple with only the members, and the floor finish height is low to secure the ceiling height.

The soundproof flooring material, the floating floor substrate and the floating floor according to the present invention may be as in the embodiment shown in FIG. That is, in this embodiment, the cushioning material 2 is a rock wool, the base panel 3 is a metal plate, and the base plywood 10 is not directly attached to the joist 6 but is directly attached onto the joist 6. Floor finishing materials 5 are connected to each other and fixed in parallel. In this case, at the upper position of the joist 6, the convex solid portion 11 and the concave solid portion 12 are fitted and connected to each other.

Further, the soundproof flooring material, the floating floor substrate and the floating floor according to the present invention may be as in the embodiment shown in FIG. That is, in the embodiment, the cushioning material 2 is made of synthetic resin foam, the floor finishing material 5 is made of carpet, and the floor finishing material 5 is directly provided on the base panel 3 without the joists 6. Has been laid down.

[0016]

As described above, in the floating floor base and the floating floor of the present invention, the base panel is laminated on the upper surface of the cushioning material, the anchor bolt is inserted into the base panel, and the anchor bolt is used as the floor base. Since the cushioning material is compressed and held by the base panel, it is prevented from sinking due to aging of the cushioning material, and the soundproofing performance is exhibited as in the past, and the floor is stable. Is secured, and moreover,
Since the cushioning material is compressed and held by the tightening force of the anchor bolts, it is not necessary to form a heavy and thick floating floor layer, it can be easily constructed with lightweight members, and the floor finishing height is also high. It can be lowered.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of a floating floor substrate and a floating floor according to the present invention.

FIG. 2 is a cross-sectional view showing another embodiment of the floating floor base and the floating floor of the present invention.

FIG. 3 is a sectional view showing still another embodiment of the floating floor substrate and the floating floor of the present invention.

4A and 4B are cross-sectional views showing different conventional examples.

[Explanation of symbols]

 1 Floor base 2 Buffer material 3 Base panel 4 Anchor bolt 5 Floor finishing material

Claims (2)

[Claims] 1. A cushioning material is laid on a floor substrate, a substrate panel is laminated on an upper surface of the cushioning material, and an anchor is provided on the substrate panel.
A floating floor substrate in which bolts are inserted, the anchor bolts are screwed to the floor substrate, and the cushioning material is compressed and held by the substrate panel. 2. A floating floor obtained by laying a floor finishing material on the base panel of the floating floor base according to claim 1.