JPH06281173A - Soft floor heating mat and developing method for same underfloor - Google Patents

Abstract

PURPOSE:To eliminate the danger of water leakage and provide a convenient operation in developing a floor heating mat in the case of executing a floor heating structure on a floor structure. CONSTITUTION:A plurality of soft floor heating mat panels 1e are provided which are made with such a width as to conform with the distance between floor joists 8 upon installation. Adjacent soft floor heating mat panels 1 are connected at one end 1a thereof by a common pipe 2 through which warm water is supplied into each panel 1 and the exposed part 2a of the pipe 2 at the one end 1a is adapted to be passed from a clearance hole 9a formed in the heat insulating material 9 proovided between the joists 8,8 horizontally laid on sleepers 7 to below the joists 8, 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a soft floor heating mat and a method for laying it under the floor.

[0002]

2. Description of the Related Art In order to construct a floor heating structure for hot water between the joists provided on the large pulls, a pipe groove is formed on a polystyrene foam insulation which is placed horizontally on the adjacent large pulls. In advance, after laying this heat insulating material between the joists, a method of laying a pipe that allows hot water to pass through the piping groove, or using a panel that is pre-piped on the heat insulating material made of polystyrene foam, A method is adopted in which this panel is laid horizontally on a large pull and laid between the joists. Further, in any of the methods of construction, it is necessary to cross the joists and pass the pipe.

In the former method of laying a pipe after laying a heat insulating material between joists, the winding diameter of the pipe drawn out from the winding drum is large at the site, and the pipe is passed under the joist to put the pipe on the heat insulating material. Since it is difficult to pull out and pipe, cut out a part of the joist 11 as shown in FIG.
A pipe 12 is provided through the notch 11a. Also,
In the latter method using a panel that has been preliminarily piped, as shown in FIG. 6, pipes 14 and 15 protruding from both adjacent panels are connected by a connecting pipe 16 under a joist 13.

[0004]

When a part of the joist 11 is cut out as in the former method, there is a problem that the strength of the joist is lowered and the workability is deteriorated. On the other hand, as in the latter method, the pipes 14 and 15 of both panels adjacent to each other are
If the connecting pipes 16 are connected to each other, there is a problem that the number of connecting portions is increased and naturally the risk of water leakage is increased. Therefore, an object of the present invention is to solve such a problem, and at the same time, improve the soft floor heating mat and its underfloor so as to be convenient (improve workability) when constructing the floor heating structure. To provide a method.

[0005]

In order to achieve the above object, a soft floor heating mat which is a feature of the present invention is a soft floor heating mat unit having a width that can be laid between joists of a floor structure. Adjacent soft floor heating mat units made of a plurality of units are connected to each other at one end side by a pipe through which hot water of the soft floor heating mat units is passed.

[0006] Further, the method of laying the underfloor is that floor joists are assembled by crossing the joists on the large pulls, and a heat insulating material is laterally provided on the big pulls between the joists. In the construction of the above, the soft floor heating mat laid on the heat insulating material is composed of a plurality of soft floor heating mat units formed to have a width that can be laid between the joists. The mat units are soft floor heating mats connected to each other at one end side thereof by a pipe through which hot water of the soft floor heating mat units is passed, and the soft floor heating mats are placed under the floor. Pull up the unit so that it is located between the joists, and place the outside of the pipe existing on one end side of the adjacent soft floor heating mat unit under the joist, and move each soft floor heating mat unit to the joist. On the insulation between One in which Komu floors each.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present invention will be described below with reference to FIGS.
This will be described with reference to FIG. First, an example of a soft floor heating mat will be described. The soft floor heating mat according to the present invention is composed of a plurality of soft floor heating mat units 1 formed in a small width, and adjacent soft floor heating mat units are provided. The bodies 1 are connected to each other at one end 1a side thereof by a pipe 2 for passing hot water of the soft floor heating mat unit body 1,
Each of the soft floor heating mat units 1 can be rolled in individually. Here, the fact that it is formed to have a small width means that it can be laid between the joists of the floor structure, that is, between the joists 8 and 8 that are assembled to intersect with each other on the large pull 7 (see FIG. 1). It is formed in the width.

And, each soft floor heating mat unit 1 is
As shown in FIG. 3, the expansion ratio is 10 to 40 times and the thickness is 3 to
A pipe 2 is laid in a piping groove 4 provided in a base material sheet 3 made of a thermoplastic resin foam such as a crosslinked polyethylene having a closed cell structure of 20 mm (preferably a crosslinked foam of low density polyethylene), and on the surface side thereof. An aluminum foil 5 which is a heat conductive material is adhered and configured. In addition, 2a is an outgoing part of the pipe 2 functioning as a connecting part between the adjacent soft floor heating mat units 1. Also, the pipe 2 is
For example, when the thickness of the base material sheet is 10 mm, the outer diameter is 8
It is preferable to use a thermoplastic resin tube having a diameter of 5 mm and an inner diameter of 5 mm, particularly a low-density crosslinked polyethylene tube.

The soft floor heating mat configured as described above is effective when used for constructing a floor heating structure on a floor structure. In using the mat, as shown in FIG. 4, each soft floor heating mat is used. The mat unit body 1 is wound on the core 2 (hard paper tube or the like) 6 with the outside 2a side of the pipe 2 inside, and is formed into a skewered shape for convenient insertion into the floor or transportation. It is something to keep. In addition, each soft floor heating mat unit 1 has a base sheet in the middle portion removed (not shown) so that it can be easily folded in two, and the pipe 2 is carried out in the middle portion. May be.

Next, an embodiment of the method of laying under the soft floor heating mat constructed as described above will be described with reference to FIG. As shown in FIG. 1, the floor structure for carrying out the method for laying the underfloor is as follows:
Are assembled so as to cross each other, and a heat insulating material 9 made of polystyrene foam or the like is provided between the joists 8 and 8 so as to be laterally mounted on the large pull 7. The heat insulating material 9 has such a thickness that when the soft floor heating mat unit body 1 is laid thereon, the soft floor heating mat unit body 1 becomes substantially flush with the joist 8 or slightly higher. Also, the heat insulating material 9
An escape port 9a through which the outside portion 2a of the pipe 2 passes is provided by cutting out a part of an edge portion in contact with the joist 8.

First, the above-mentioned soft floor heating mat composed of a plurality of soft floor heating mat units 1 is formed into a skewered product in the form shown in FIG. 4, and the skewered product is used for each soft floor heating mat. Insert the unit body 1 under the floor so that the unit body 1 is located between the joists 8 and 8. Then, the front side portion 9b of the heat insulating material 9 is slightly turned up, each soft floor heating mat unit body 1 is pulled out from the core material 6, and each soft floor heating mat unit body 1 is placed between the joists 8 and 8. Position it and pull it up.

Then, while the front side of the soft floor heating mat unit body 1 is placed on the heat insulating material 9, the outside portion 2a of the pipe 2 is positioned below the joist 8 and passed through the escape port 9a, and then the heat insulating material 9 is removed. Then, each soft floor heating mat unit 1 is laid on the heat insulating material 9 between the joists 8 and 8 to complete the underfloor laying operation of the soft floor heating mat. In addition, it is desirable to wind a heat insulating material (not shown) around the portion of the pipe 2 that is located under the joist 8 of the outside portion 2a so as to be shielded from the atmosphere side. In the figure, 10 is a floor material that is laid on the soft floor heating mat that has been laid.

[0013]

As described above, the present invention can provide a soft floor heating mat which is convenient when the floor heating structure is constructed on the floor structure. In the underfloor laying method using the soft floor heating mat, the strength of the floor structure is prevented from being lowered, and the soft floor heating mat unit can be easily laid under the floor due to the entanglement property of the floor underlaying method. In addition, the entire piping of each soft floor heating mat unit that is laid between the joists is composed of a single pipe, and there is no connecting portion, and the risk of water leakage can be completely eliminated.

[Brief description of drawings]

FIG. 1 is a perspective view showing a partially cutaway example of an underfloor laying part using a soft floor heating mat according to the present invention.

FIG. 2 is a perspective view of the soft floor heating mat in FIG.

3 is a cross-sectional view taken along the line AA of FIG.

FIG. 4 is a perspective view showing a state in which the soft floor heating mat of FIG. 2 is rolled up.

FIG. 5 is a perspective view showing a pipe protruding portion in a conventional underfloor heating structure.

FIG. 6 is a perspective view showing another example of the pipe protruding portion in the conventional underfloor heating structure.

[Explanation of symbols]

 1 is a soft floor heating mat unit 1a is one end 2 is a pipe 2a is an outside part 7 is a large pull 8 is a joist 9 is a heat insulating material

Claims (2)

[Claims] 1. A plurality of soft floor heating mat units formed in a width that can be laid between joists of a floor structure, and adjacent soft floor heating mat units are adjacent to each other. A soft floor heating mat, characterized in that one end of the unit is connected to each other by a pipe through which hot water of the unit body passes. 2. The joists are assembled by crossing over the Daihiki,
When constructing a floor heating structure on a floor structure in which a heat insulating material is horizontally stretched between the joists, the soft floor heating mat laid on the heat insulating material is spread between the joists. The soft floor heating mat units, which are adjacent to each other, are connected to each other by a pipe through which hot water of the soft floor heating mat units is passed. Use the soft floor heating mats that are connected to each other by pulling up the soft floor heating mats from below the floor so that each soft floor heating mat unit is located between the joists, and one end of the adjacent soft floor heating mat unit Position the outside part of the pipe existing on the side under the joist,
An underfloor laying method for a soft floor heating mat, wherein each soft floor heating mat unit is laid on a heat insulating material between joists.