JP5225656B2 - Electric floor heating structure and construction method thereof - Google Patents

Description

  The present invention relates to an electric floor heating structure and a construction method therefor, and more particularly to a wiring panel that includes a plurality of heater panels provided with a heating element and a recessed groove that does not include a heating element and accommodates a power cable on the back surface. The present invention relates to a directly attached electric floor heating structure and a construction method thereof.

  It is known to construct an electric floor heating structure using a heater panel in which a heat source such as a line heater or a surface heater is incorporated on the back side of a wooden substrate. Patent Document 1 and Patent Document 2 describe an electric floor heating structure that is particularly suitable for construction on a floor base surface that is a concrete slab. FIG. 3 shows an example thereof. In this electric direct pasting floor heating structure, the heater panel A1 and heater panel A for pasting, and the peripheral panel B and the wiring panel B1 are directly pasted on the concrete slab C. Yes. In each panel, as shown in FIG. 4C, an example in the wiring panel B1, a backer material 60 having a two-layer structure of a nonwoven fabric layer 61 and a resin foam layer 62 is laminated on the back surface.

  At the time of construction, the peripheral panel B on one wall surface is pasted, then the sticking heater panel A1 is attached, and the necessary number of heater panels A are stuck in multiple stages. Peripheral panel B is affixed to both sides. In this example, the heat transfer surface is divided into two sections, and at the bottom stage, two heater panels Aa and Ab are arranged as current intake portions to the respective heat transfer sections.

  The connectors 5a and 5b attached to the lowermost two heater panels Aa and Ab are connected to the connectors 31a and 31b of the power cable 30 with the connectors 31a and 31b attached to one end of the power supply lines 32a and 32b shown in FIG. Connecting. As shown in the figure, the power lines 32a and 32b are bent 90 degrees immediately after the connectors 31a and 31b, and the power lines 32a and 32b are arranged in parallel to the heater panels Aa and Ab. The rear ends of the power supply lines 32a and 32b are combined into one, and are guided as they are to the wall 20 where the control box is located, and the two power supply lines 32a and 32b are respectively connected to the relay box 21 through the back of the wall. Connect to the power terminal.

  In parallel with such connection work, the wiring panel B1 shown in FIG. 4 is attached so as to accommodate the power supply lines 32a and 32b in the recessed grooves formed on the back surface thereof. The wiring panel B1 is formed as a single piece by assembling a long wooden substrate 50 having a male processing 51 and a female processing 52 around it. A backer material 60 having a two-layer configuration of a nonwoven fabric layer 61 and a resin foam layer 62 is attached to the back surface of the wooden substrate 50 so that the nonwoven fabric layer 61 faces the back surface side of the wooden substrate 50. Are stacked. As an example, the nonwoven fabric layer 61 is a nonwoven fabric made of polyethylene fiber, and the resin foam layer 62 is a PET foam.

  The backer material 60 is formed with first concave grooves 63 along the longitudinal direction, and further with two second concave grooves 64 so as to be orthogonal thereto. The groove widths of the concave grooves 63 and 64 are groove widths that can accommodate the power supply lines 32a and 32b of the power cable 30 described above. The depth of the groove is also a depth that can accommodate the power supply lines 32a and 32b. However, if the depth of the backer material 60 does not provide a depth sufficient to accommodate the power supply lines 32a and 32b, a wood base as shown in the figure. A concave groove is also formed on the back surface of the material 50 so as to extend.

  By using the wiring panel B1 having such concave grooves 63 and 64 on the back surface, even if the power wires 32a and 32b of the power cable 30 are wired on the concrete slab C, they are recessed. Since the wiring panel B1 can be directly pasted on the concrete slab C while being housed in the groove, the construction cost of the electric heating floor structure by direct pasting is greatly reduced. In addition, since the plurality of grooves are formed so as to intersect with each other, even if the power cable 30 is bent at 90 degrees as shown in the figure, the whole is accommodated in the grooves without any trouble. can do.

JP-A-2005-106301 JP 2006-083568 A

  In the electric floor heating structure according to the above construction method, when the power cable 30 is wired at a predetermined position, the power line of the power cable 30 is tightly fitted in the concave grooves 63 and 64 formed on the back surface of the wiring panel B1. After joining the connectors so that they fit, the operator performs marking M on the concrete slab surface with inking, etc., and fixes the power line 32 to the concrete slab surface with the adhesive tape 33 while extending straight at a predetermined position. Then, after the posture is bent at 90 ° at a predetermined position, the adhesive tape 33 is also used to fix to the concrete slab surface. This work is time-consuming work, and labor saving is required to shorten the work time on site.

  Further, the affixing of the wiring panel B1 is an operation for covering the wiring panel B1 over the temporarily fixed power supply line 32, and the power supply line 32 is accurately accommodated in the concave grooves 63 and 64 formed on the back surface. Since it is difficult to check whether or not the marking has been made, careful work is required for marking and temporary fixing.

  The present invention has been made in view of the above circumstances, and in the construction of the electric floor heating structure of the above-described form, the wiring work to the floor ground surface (for example, the concrete slab surface) of the power cable and the power line is performed. It is an object of the present invention to provide an electric floor heating structure and a construction method thereof that can be easily and in a short time and that can be visually confirmed in the middle of construction.

The construction method of the electric floor heating structure according to the present invention for solving the above-described problems is a floor heating surface obtained by directly pasting a plurality of heater panels provided with heating elements on the back surface to a floor base surface, the floor heating surface. The connector in the power cable with the connector attached to one end of the power supply line is connected to the connector attached to the heater panel located on one side of the power supply line, and the one power supply line is placed on the floor base surface. Using the wiring panel having a first concave groove on the back surface for accommodating at least a portion running along the heater panel of the power supply line. It is a construction method of an electric floor heating structure having at least a step of directly pasting the wiring panel on a floor base surface so as to accommodate a portion of the power line in a concave groove,
The wiring panel includes a first divided panel and a second divided panel which are divided into two in a direction along the heater panel located on the one side, and the first groove is the first divided panel. It is made to be formed in the direction along the division surface on the back surface of the second, and the second division panel uses a wiring panel having a protruding portion in the direction along the division surface on the back surface side,
The step of directly attaching the wiring panel to the floor base surface includes at least the second divided panel on the floor base surface along the heater panel located on the one side so that the protruding portion is on the outside. A step of directly pasting, a step of running the portion of the power line of the power cable along the protruding portion of the second divided panel on the floor base surface, and wiring to the vicinity of the wall surface; The first divided panel is arranged in a state where the one divided panel is arranged along the second divided panel and the power line is accommodated in the first groove formed on the back surface of the first divided panel. And a step of directly attaching to the floor base surface.

  In the construction method of the electric floor heating structure according to the present invention, the prerequisites, that is, the requirements up to “... the construction method of the electric floor heating structure,” are shown in FIG. It is substantially the same as the content of the construction method of the electric floor heating structure explained based on the above. The present invention has a technical feature in that the wiring panel divided into two as described above is used as the wiring panel. Since the second divided panel can be attached first, and the power supply line of the power supply cable can be wired along the second divided panel, the wiring position is accurate and the wiring work can be performed easily and in a short time. Further, since the state of the power line after wiring can be visually recognized from the outside, it is easy to check the wiring state of the power line. After the confirmation, the first division panel is arranged along the second division panel, and the direct pasting operation as the wiring panel is completed.

  In the construction method of the electric floor heating structure according to the present invention, depending on the form of the power cable and the shape of the floor heating surface constituted by the heater panel, the second divided panel may be a part of the second divided panel. One having a second groove in the direction perpendicular to the first groove is used.

  Moreover, in the construction method of the electric floor heating structure according to the present invention, as the first divided panel and the second divided panel, those having at least a wooden floor base material and a backer material attached to the back surface thereof are used. The concave grooves formed on the back surface of the wiring panel after the direct bonding step are formed at least in the backer material portion. In this embodiment, the tip of the backer material functions as a strict guide.

  The present invention is also an electric floor heating structure configured by directly pasting a plurality of heater panels having heating elements on the back surface to a floor base surface, and the heater located on one side of the floor heating surface The connector attached to the panel is connected to the connector in the power cable with the connector attached to one end of the power line, and the power line runs along the heater panel located on the one side on the floor ground surface. The first divided panel that is divided into two in the direction along the heater panel located on the one side, at least a portion that runs along the heater panel of the power line, A wiring panel comprising a second divided panel, which is formed on the back surface of the first divided panel and the second divided panel by positioning them along the dividing surface. In a state of being accommodated in the groove, the wiring panel also discloses an electrical floor heating structure, wherein the is directly bonded to the floor ground.

  According to the present invention, in a direct bonding type electric floor heating structure configured using a heater panel, a power cable, and a wiring panel having a concave groove, the power cable and the wiring of the power line to the floor ground surface are applied during the construction. Work can be performed easily and in a short time. Further, the wiring condition can be visually confirmed during the construction, and the efficiency of the entire floor heating work can be improved.

  Hereinafter, the present invention will be described by way of embodiments with reference to the drawings. In the electric floor heating structure and its construction method according to the present invention, only the structure of the “wiring panel” is different from the conventional electric floor heating structure of this type in the constituent members, and the others are the same. In addition, in the construction method, only the construction process of the "wiring panel" and the accompanying "power cable" construction process are different from the conventional construction method of this type of electric floor heating structure, Others may be the same. Therefore, for the explanation of the same part as the conventional electric floor heating structure and its construction method, the explanation of the electric floor heating structure and its construction method performed based on FIG. Is omitted.

  FIG. 1 is a diagram for explaining an example of a wiring panel used in the present invention, and FIG. 2 is a diagram for explaining an example of a construction method of the present invention.

  First, a “wiring panel” according to the present invention will be described with reference to FIG. 1A is a top view, FIG. 1B is a rear view, and FIG. 1C is a cross-sectional view taken along the line cc of FIG. 1A. As shown in FIG. 1, the wiring panel B1 according to the present invention is divided into two in the longitudinal direction, that is, the direction along the heater panels Aa and Ab located on one side of the floor heating surface in FIG. The divided panel B11 and the second divided panel B12. In this example, the basic configuration is the wiring panel B1 shown in FIG. 4 and is divided into two in the longitudinal direction. However, the wooden substrate 50 is composed of four long unit wooden substrates. Yes.

  That is, the wooden substrate 50 constituting the wiring panel B1 is divided into two in the longitudinal direction at the center in the short direction (between the second and third unit wooden substrates in the illustrated example), and the backer The material 60 is formed at the position of the side wall portion 60a on the divided surface side of the wooden substrate 50 of the longitudinal groove 63 formed in the wiring panel B1 (hereinafter, this groove is referred to as “first groove”). It is divided in the longitudinal direction. Therefore, as shown in the drawing, in the first divided panel B11, a part of the concave groove 63 is formed on the back surface of the wooden base material 50, and the reverse side of the concave groove 63 on the back surface of the wooden base material 50 ( The backer material 60 is affixed only on the surface on the left side in FIG. On the other hand, in the second divided panel B12, the backer material 60 is attached to the entire back surface of the wooden base material 50, and the attached backer material 60 further extends outside the split surface of the wooden base material 50 ( A projecting portion 65 extending in the direction along the dividing surface is formed extending to the left side in FIG. When the two divided panels are combined, the protruding portion 65 enters under the region 50a where the backer material 60 is not pasted on the back surface of the wood base material 50 in the first divided panel B11, and the side wall portion thereof. 60 a forms one side wall of the concave groove 63.

  FIG. 1 (d) shows another form of the first divided panel B11. The first divided panel B11d has a flat surface on the back surface of the wooden substrate 50. Is different from the above-mentioned first divided panel B11 only in that it is made only with the thickness of the backer material 60. Other configurations are the same as those of the first divided panel B11, and are denoted by the same reference numerals. When the diameter of the power supply line 32 to be used is relatively small, the first divided panel B11d of this form can be used.

  In the illustrated example, the first divided panel B11 and the second divided panel B12 have two second concave grooves 64 in a direction (short direction) perpendicular to the first concave grooves 63. When the divided panels are combined, they are formed so as to be continuous. In the example shown in the figure, the divided surface of the wooden base material 50 is a flat surface, but male processing and female processing can also be performed.

  Next, with reference to FIG. 2, the construction method of the electric floor heating structure by this invention is demonstrated. As described above, the process of attaching the lowermost heater panels Aa, Ab (, Ac) on the floor heating surface to the concrete slab (floor base surface) C may be the same as the construction method described based on FIG. In FIG. 3, two heater panels Aa and Ab are shown in the lowermost stage, but in FIG. 2A, three heater panels Aa, Ab and Ac are shown in the lowermost stage. Further, in FIG. 2 (a), the heater panel A and the wiring panel B1 are shown as the ones in the shape of a wood, but the same applies to a rectangular shape.

  After attaching the lowermost heater panels Aa, Ab, and Ac, the operator connects each connector 31 of the power cable 30 similar to that described with reference to FIG. After the connection, the portion 32c in the vicinity of the connector 31 in the power supply line 32 connected to the connector 31 is extended in the vertical direction as shown in FIG. In this state, the required number of the second divided panel B12 is a portion 32c extending in the longitudinal direction of the power supply line 32 in the second concave groove 64 in the short direction with the protruding portion 65 as the outside. It sticks to a concrete slab surface so that it may go in along the heater panels Aa, Ab, and Ac.

  Next, the power supply line 32 is positioned in the lateral direction so as to be along the side wall portion 60a of the protruding portion 65 of the pasted divided panel B12, and wired to the vicinity of the wall surface. This state is shown in the sectional view of FIG. Thereby, it is very easy to wire the power line 32 on the concrete slab surface (floor base surface) while positioning in the longitudinal direction along the heater panels Aa, Ab, Ac located on one side of the floor heating surface. Thus, the wiring work can be completed in a short time.

  Next, the first divided panel B11 is positioned above the second divided panel B12 (see FIG. 2 (b)) so that the divided surfaces of the wood substrate 50 come into contact with each other. Then, the first divided panel B11 is lowered. As a result, as shown in FIG. 2C, the first divided panel B11 is also in a state where the power line 32 is accommodated in the first concave groove 63 formed by integrating the two divided panels. It is pasted directly on the concrete slab. The directly divided first divided panel B11 and second divided panel B12 constitute a wiring panel B1.

  Hereinafter, by connecting the power supply line 32 to the power supply terminal in the relay box 21, an electric floor heating structure equivalent to that shown in FIG. 3 is completed.

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It is a figure explaining an example of the wiring panel divided into two used by this invention, Fig.1 (a) is a top view, FIG.1 (b) is a rear view, FIG.1 (c) is c of FIG.1 (a). Sectional drawing by the -c line. It is a figure for demonstrating an example of the construction method of this invention, FIG.2 (a) is a top view which shows the state in the middle of construction, FIG.2 (b) is sectional drawing which shows the one part, FIG.2 (c) Is a sectional view showing a part after construction. The figure for demonstrating the conventional electric direct sticking floor heating structure. It is a figure explaining the wiring panel used with the conventional electric direct pasting floor heating structure, FIG.4 (a) is a top view, FIG.4 (b) is a rear view, FIG.4 (c) is FIG.4 (a). Sectional drawing by cc line. The figure explaining an example of a power cable. The figure for demonstrating the state which positions a power cable in the construction of the conventional electric direct pasting floor heating structure.

Explanation of symbols

C: Concrete slab, A, Aa, Ab, Ac ... Heater panel, B ... Peripheral panel, B1 ... Wiring panel having a groove on the back, B11 ... First divided panel, B12 ... Second divided panel, 30 ... Power cable 31 ... Power cable connector 32 ... Power cable power line 50 ... Wood base material 50a ... Back surface of the wood base material in the first divided panel where no backer material is pasted 60 ... Backer material, 60a ... side wall portion on the divided surface side of the wooden substrate, 63 ... first concave groove, 64 ... second concave groove, 65 ... protrusion of the backer material

Claims (4)

A plurality of heater panels each having a heating element on the back surface are directly attached to the floor base surface to form a floor heating surface, and one of the power wires is connected to a connector attached to the heater panel located on one side of the floor heating surface. Connect the connector in a power cable with a connector attached to the end, and run the power line along the heater panel located on the one side on the floor base surface to the vicinity of the wall surface, and at least the power line Using a wiring panel having a first groove on the back surface that accommodates a portion that runs along the heater panel, the wiring panel is placed on the floor surface so as to accommodate the portion of the power line in the first groove. It is a construction method of an electric floor heating structure having at least a process of directly attaching to the floor,
The wiring panel includes a first divided panel and a second divided panel which are divided into two by a dividing surface in a direction along the heater panel located on the one side, and the concave portion of the first groove is the A back surface of the first divided panel is formed in a direction along the divided surface, and the second divided panel is formed in a direction along the divided surface on the back surface side wall of the first concave groove. Using a wiring panel having a protrusion that forms a part of
The step of directly pasting the wiring panel on the floor surface is at least:
The step of directly pasting the second divided panel on the floor base surface along the heater panel located on the one side so that the protruding portion is on the outside,
Wiring the power line portion of the power cable to the vicinity of the wall surface by running on the floor base surface along the protruding portion of the second divided panel;
After the wiring, the first dividing panels disposed along the second dividing panel, the first formed by said projecting portion of said first of said recess and said second division panel dividing panels A step of directly pasting the first divided panel on the floor foundation surface in a state in which the power line is accommodated in the concave groove of
The construction method of the electric floor heating structure characterized by including.   2. The electric type according to claim 1, wherein a part of the second divided panel having a second groove in a direction orthogonal to the first groove is used as a whole or a part of the second divided panel. Construction method of floor heating structure.   As the first divided panel and the second divided panel, those having at least a wooden floor base material and a backer material attached to the back surface thereof are formed on the back surface of the wiring panel after the direct attaching step. The method for constructing an electric floor heating structure according to claim 1, wherein the groove is formed at least in the portion of the backer material. An electric floor heating structure configured by directly pasting a plurality of heater panels with heating elements on the back surface to the floor base surface,
The connector attached to the heater panel located on one side of the floor heating surface is connected to the connector in the power cable with the connector attached to one end of the power line,
The power line runs on the floor base surface in a direction along the heater panel located on the one side, and is wired to the vicinity of the wall surface,
At least a portion of the power line that runs along the heater panel is a wiring panel comprising a first divided panel and a second divided panel that are divided into two by a dividing surface in a direction along the heater panel located on the one side. Because
By positioning the first divided panel and the second divided panel along the dividing surface, the power supply line is housed in a concave groove formed on the back surface of the wiring panel, and the wiring panel is a floor ground surface. Is pasted directly on ,
The concave portion of the groove is formed on the back surface of the first divided panel in a direction along the divided surface, and the second divided panel is formed in the direction along the divided surface on the back surface side. Having a protrusion that forms part of the side wall of the groove,
A portion of the power line of the power cable runs on the floor base surface along the protruding portion of the second divided panel and is wired to the vicinity of the wall surface, and the concave portion of the first divided panel and the first The first divided panel and the second divided panel are directly attached to the floor ground surface in a state where the power line is accommodated in the concave groove formed by the projecting portion of the second divided panel. Features an electric floor heating structure.

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