JP3024720B2 - Built-in floor heating panel - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a built-in floor heating panel, and more particularly, to a plurality of unit heating panels each having a relatively short length, which are connected to each other by a common power supply wiring body, and are used for packing,
It can be stacked compactly before shipment, and it can be laid on the floor by extending it as it is at the time of construction, thereby greatly eliminating the wiring work between each heating panel at the construction site For a built-in floor heating panel.

[0002]

2. Description of the Related Art In a concrete house or a wooden house such as a condominium, in order to obtain an ideal heating environment, it is becoming popular to install a heating device such as an electric heating element under the floor to perform floor heating. is there. In order to facilitate the installation of such floor heating equipment, a unit floor heating panel in which a surface plate, a soaking plate, an electric heating element, a backing material and the like are integrally laminated is manufactured in a factory in advance, and this is installed. 2. Description of the Related Art At the site, laying is laid side by side on a floor foundation surface of a wooden house or the like. However, conventionally, the floor heating panel to be used has a length corresponding to the size of the room where the floor heating panel is to be constructed, and the floor heating panels are laid in a plurality of rows on the floor foundation surface, so that one floor In some cases, the length of the heating panel becomes longer, which makes transportability at the time of shipment and workability at the site poor.

Therefore, as a floor heating system using a floor heating panel having a relatively compact length, the applicant of the present application has previously proposed a floor heating system as shown in FIGS. 6 and 7. That is, the floor heating system shown in FIG.
Each has a surface material, an electric heating element, and a back material, and a part of a portion near an outer peripheral edge of the surface material is a detachable lid that can be opened and closed, as shown in FIG. A floor heating panel 2 provided with a connection opening 21 for connecting a wiring cord 30 for energizing and heating in the electric heating element below the portion, and a floor heating panel having no electric heating element. A floor heating structure is constructed by laying a large number of panels having different shapes from the floor panel 3 to be used, which has a similar shape, and is used to open and close the floor heating panel 2. The wiring 30 between the floor heating panels 2 is connected at the connection opening 21 having a simple lid, and the cut floor panel 3a located at one end of the laying surface has a connection opening at the back. To form in the length direction a groove communicating with the It is obtained by a structure for connecting the wiring between the heating panel side and the building side through this.

When constructing a floor heating structure using the floor heating panel 2 having such a configuration, first, the floor heating panel 2 is set in accordance with the area and shape of the floor surface to be laid.
And floor panels 3 are prepared, and the required number of floor heating panels 2 are laid over almost the entire laying construction surface in the same shape. Next, the floor panel 3 is laid on the periphery of the laying floor with the shape 3 as it is and the pieces 3a and 3b cut into appropriate dimensions.

[0005] At this time, since the floor panel 3a located at one end on the side connected to the electrical wiring on the building side has a concave groove formed on the back side of the back material, the worker, that is, the person who performs carpentry work, The work can be completed simply by embedding the electric wiring from the building side in the groove and making the end face the connection opening 21 formed in each floor heating panel 2.

After that, that is, after the floor heating panel 2 is laid on the entire floor surface in this manner, a person who performs electric work removes the removable lid of the surface material of each floor heating panel,
The ends of the wiring 30 exposed in the connection opening 21 are sequentially joined by appropriate joining means. After finishing the work, the cover part of the surface material removed earlier is attached to the original position and closed, and the wiring work is completed.

[0007]

The built-in floor heating panel as described above can be manufactured in large quantities and as a standard product in a factory, in addition to being able to be manufactured.
Even if the laying area is different at the construction site, the construction can be reliably performed by appropriately combining the laying areas, so that one floor heating panel itself can be made to be a compact size, and Compared with those, the transportability at the time of shipment and the workability at the site are better.

However, such a built-in floor heating panel is used in a construction site, after a heating panel is laid on the entire floor surface, the controller is provided on a wall or a pillar or the like around the laid floor surface. In addition to connecting the wiring of the relays and the wiring of the floor heating panel at the end of each row, the wiring cord for the electric heating element of each floor heating panel arranged in each row is connected to each floor heating panel. Electrical work that removes the removable lid provided on the panel surface material and sequentially joins the ends of the wiring exposed at the connection opening with appropriate joining means is separate from the so-called carpentry work. Must be done in

In view of the above, the present invention is not only excellent in transportability because it can be stacked compactly, but also minimizes workability at the construction site and minimizes workability in assembling. The purpose is to obtain a type floor heating panel.

[0010]

According to the present invention, in order to solve the above-mentioned problems and achieve the object, a plurality of unit heating panels each having a surface material, an electric heating element and a back material are connected by a power supply wiring body. An embedded floor heating panel, wherein a back groove of each unit heating panel is provided with a concave groove penetrating in a longitudinal direction, and the concave groove stores the power supply wiring body and the power supply wiring. A built-in floor heating panel is disclosed wherein the body is fixed to the unit heating panel only in a portion of each of the grooves.

It is preferable that, when a plurality of connected unit heating panels are extended, the adjacent unit heating panels are connected by the power supply wiring in a state where the adjacent unit heating panels have a certain interval. This is an embodiment, whereby not only the folding and stacking of the built-in floor heating panel according to the present invention in the factory becomes easy, but also the workability is further improved at the time of laying. It is also a preferable embodiment that a wide portion for accommodating a bent portion of the power supply wiring body is formed in a part of the concave groove provided in each unit heating panel.

[0012]

The built-in floor heating panel having such a configuration is used in a factory to connect a power supply wiring body to an electric heating element at a power supply section to a heating element of a unit heating panel having a relatively short length. It is manufactured by connecting a required number of unit heating panels in a state where the power supply wiring body is fixed to the unit heating panel only in that portion by means such as molding the portion with an appropriate resin material or the like.

[0013] Until packing and shipping, the plurality of unit heating panels connected in a row by the power supply wiring body are detached from the concave grooves of the respective backing members by removing the power supply wiring body other than the vicinity of the fixed portion. In a stacked state.
The number of unit panels in this series of heating panels may be changed as appropriate according to the length of the floor to be laid. Then, after a series of unit heating panels packed in a stacked state are unpacked at the construction site, the power supply wiring connected only at the fixed part is stored in the groove of the back material of each. Meanwhile, each unit heating panel is laid in a row on the laying construction surface. After the laying, the laying is completed by bringing the adjacent unit heating panels into close contact with each other and fixing them to the floor surface with an appropriate adhesive as necessary. Therefore, in the floor heating panel of the present invention, it is not necessary to perform the connection work between the unit floor heating panels at the construction site.

In the case where actual processing such as male, female, etc. has been performed on the four circumferences of the unit floor heating panel, reliable joining is brought about by engaging the respective actual members. Furthermore, when the unit heating panels are connected and connected by the power supply wiring body in a state where the adjacent unit heating panels have a certain interval when the unit heating panels are extended, the packing operation at the factory is performed. In addition to being easy, it is possible to prevent the sides of adjacent unit heating panels from abutting each other during each operation, and to prevent the unit heating panels from being damaged.

In the case where a wide portion for accommodating the bent portion of the power supply wiring body is formed in a part of the concave groove provided in each unit heating panel, the gap between each unit heating panel is filled and brought into close contact. The looseness of the power supply wiring body corresponding to the length of the interval between the unit heating panels generated in the case can be reliably accommodated in the wide portion.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings. As shown in FIG. 1, the embedded floor heating panel 1 includes a plurality of unit heating panels 10. . . And their respective unit heating panels 10. . . Power supply wiring body 20 for connecting
And each unit heating panel 1
0. . . As shown in FIG. 2, a back material 12 made of a suitable material such as plywood, a surface material 11 having substantially the same shape as the back material 12, and a back material 12 and the surface material 11 are disposed between the back material 12 and the back material 12. An electric heating element 13 is provided.

In the unit heating panel 10, the surface material 11 is formed by collecting a plurality of rectangular unit plates 11a, 11a made of a wooden material such as a wooden flooring material. By gathering together, it is formed so as to have the same shape as the back plate 12 formed by one plywood. The unit plates themselves do not necessarily have to have the same shape, and may be formed by appropriately collecting units having different lengths and widths.

The electric heating element 13 disposed between the back surface member 12 and the front surface member 11 has a conventionally known structure including a heat equalizing plate made of aluminum foil and a heating element energized and heated by an external power supply. And power is supplied from an external power supply by the power supply wiring body 20. As shown in FIG. 3, a concave groove 14 that penetrates in the length direction for linearly storing the power supply wiring body 20 is formed in the back surface material 12 so as to open downward. A power supply wiring body connection portion 16 for connecting the heater wire of the electric heating element 13 and the power supply wiring body 20 and fixing the power supply wiring body 20 to the unit heating panel 10;
A power supply wiring member housing portion 15 which is a portion where the width of the concave groove for storing the slack extra power supply wiring member is increased.

10. Each unit heating panel configured as described above. . . At the factory, as shown in FIG. . . The power supply wiring bodies 20 are accommodated in the concave grooves 14 of the respective back members 12 in a state where they are arranged in a line with a gap P therebetween, and the respective power supply wiring body connection portions 16
The heating wire of the electric heating element 13 and the power supply wiring 2
After connection with the unit heating panel 1, the portion is molded with a synthetic resin or the like, and the power supply wiring body 20 is
0. . . 10. The required number of unit heating panels 10. . . To form an embedded floor heating panel 1. In addition, each unit heating panel 10. . . The gap between them is usually about 5 to 6 mm.

Next, the plurality of unit heating panels 1
0. . . The floor heating panel 1 made of is actually packed and then unpacked, laid out side by side on a floor foundation surface of a wooden house or the like, and a floor heating structure is constructed.
As described above, the built-in floor heating panel 1 is a unit heating panel 1 manufactured as a standard product in the factory.
0. . . After the required number is connected in a row by the power supply wiring body 20 according to the length of the floor surface on which the power is to be applied, the product is commercialized, and as shown in FIG. The power supply wiring bodies 20 other than the wiring body connection part 16 are removed, stacked one by one, and packed in a compact length. In this embodiment, each unit heating panel 10. . . Since the length of the power supply wiring body 20 is adjusted so as to have a gap P when linearly arranged between the unit heating panels, it is ensured and easy without contacting the corners of the unit heating panels during the stacking operation. Work can be done.

The required number of built-in floor heating panels 1 packed in a compact length at the factory as described above are carried into the construction site according to the width of the floor to be constructed, and the packaging of each floor heating panel 1 is performed. After unraveling and laying linearly on the floor to be laid, as shown in FIG. . . The gaps P between them are filled, and the laps are laid in a state where the four round nuts are engaged and joined. In that case, as schematically shown in FIG. 1, the portion of the power supply wiring body 20 located in the gap between the unit heating panels 10 and 10 is located within the power supply wiring body housing portion 15 where the width is increased. Because it is securely stored, it does not disturb the work.

The required number of such built-in floor heating panels 1 are joined in the width direction of the floor surface to lay the heating panels in the floor area where the floor heating structure is to be constructed.
In the case of the floor heating panel 1 as in the embodiment shown in each of the above drawings, since the longitudinal end is formed in a step shape, it is directly attached to the linear edge of the square laying floor surface. Cannot be laid in close proximity. Therefore, in such a case, the built-in floor heating is performed in the same manner as that shown in FIG. 7 as a prior example so that the panel can be laid on the entire area of the square floor and in close contact with the edge thereof. An embedded floor heating panel 1 having no electric heating element other than the panel 1
10. Each unit heating panel . . Has the same shape as
The floor panels 3 which can be appropriately cut and used are used together, and each of the cut floor panels 3a. . . A concave groove for accommodating the power supply wiring body 20 may be formed on the rear surface of the power supply wiring body 20 in the longitudinal direction, and the wiring between the unit heating panel side and the building side may be connected therethrough.

In addition, it is preferable from the viewpoint of disaster prevention that the unit heating panel is laid on almost the entire center of the laying floor surface and the heating element is not located near the edge from the viewpoint of disaster prevention. As in the case shown in FIG. . . The row of panels 3 having the same shape as above but having no means for heating may be arranged on both sides of the laid floor.

The above-described built-in floor heating panel of the present invention can be easily commercialized in accordance with the difference in floor area to be constructed by standardized heating panels, and is packed in a compact state. It can be carried into the construction site, and the arrangement of the heating panels in each row can be done without performing the wiring work between each unit heating panel,
Process management at the construction site becomes easy.

Although the present invention has been described with reference to the embodiment, the present invention is not limited to this. For example, the structure of the unit heating panel has been described as a laminated structure of a back material, an electric heating element and a surface material. A heat insulating material may be provided between the back surface material and the surface material, and the surface material is not limited to the aggregate of the unit plates, but is manufactured as a single piece from a suitable member such as plywood, wood flooring material and the like. The back material may also include all members capable of supporting the surface material on the back surface of the electric heating element regardless of whether the electric heating element has two layers or three layers. Without, heating elements used in conventional floor heating panels, for example, electric heating elements, wire heating elements, etc. can all be used, the shape and size are also arbitrary, further, regarding the overall shape of each heating panel, Shown in the figure It is not necessary to have a step-like shape as in the example, and it is possible to take an appropriate embodiment, for example, a square shape, a parallelogram shape, etc., and the width, length, etc. of each panel are likewise arbitrary. It is easy to understand.

Further, the power supply wiring body 20 is connected to each unit heating panel 10. . . Also, as in the above-described embodiment, after the heater wire of the electric heating element 13 and the power supply wiring body 20 are connected to each other, the portion is molded with a synthetic resin such as a hot melt resin. Not only fixed,
The power supply wiring body 20 may be fixed to the unit heating panel 10 side by a suitable mechanical locking means in the vicinity of the connection with the electric heating element.

[0027]

According to the present invention having the above-described structure, it is possible to easily produce a product according to a difference in floor area for constructing a floor heating structure with standardized members. It can be packed in a compact state and transported to the construction site, and at the construction site, the work of arranging the heating panels in each row is easy, and no electrical work is required, and the wiring work between each unit heating panel Can be omitted, and the process management at the construction site becomes easy.

[Brief description of the drawings]

FIG. 1 is a plan view showing one embodiment of a built-in floor heating panel of the present invention.

FIG. 2 is a longitudinal sectional view showing one unit heating panel in the built-in floor heating panel of FIG. 1;

FIG. 3 is a plan view showing the back side of the back material of one unit heating panel in the built-in floor heating panel of FIG. 1;

FIG. 4 is an explanatory view showing a state at the time of packing in the built-in floor heating panel of FIG. 1;

FIG. 5 is a plan view showing a state in which the embedded floor heating panel of FIG. 1 is laid.

FIG. 6 is a plan view showing a prior example of a built-in floor heating panel.

7 is a plan view showing a floor structure using the built-in floor heating panel of the prior example of FIG.

[Explanation of symbols]

 1-embedded floor heating panel 10-unit heating panel 11-surface material 12-back surface material 13-electric heating element 14-concave groove 15-power supply wiring body storage unit 20-power supply wiring body

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) F24D 13/02 E04F 15/18 H02G 3/38

Claims (2)

(57) [Claims] An embedded floor heating panel in which a plurality of unit heating panels each having a surface material, an electric heating element, and a back material are connected by a power supply wiring body, and the back material of each unit heating panel has a longitudinal direction. groove which penetrates is provided, together with the concave groove the power supply wire body is housed, the power feeding wiring member is fixed relative to the unit heating panel only at a portion of the respective grooves And the plurality of connected units
When the heating panels extend, the adjacent unit heating panels
In a state where the chamber panels have a certain interval, the power supply wiring
An embedded floor heating panel characterized by being connected by the body . To 2. A portion of the groove provided in the unit heating panel is characterized in that the wide portion to accommodate the flexure of the power supply wire body is formed, according to claim 1, wherein Built-in floor heating panel.