JP5264570B2 - Floor heating system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a floor heating device capable of easily storing allowances of hot water tubes. <P>SOLUTION: The floor heating device includes: the hot water tubes 38, 40 where hot water from a heat source machine is made to flow; a heat radiation panel body 6 having heat radiation tubes 22, 24 for radiating heat of hot water; and a header 28 for interconnecting the hot water tubes 38, 40 and the heat radiation tubes 22, 24. The heat radiation panel body 4 includes: a hot water mat 6 having the built-in heat radiation tubes 22, 24; a finishing material 10 installed on the surface side of the hot water mat 6; and a thermally conductive sheet 8 interposed between the finishing material 10 and the hot water mat 6. The heat radiation panel body 4 further includes: a header storage recessed part 26 for storing the header 28; and tube storage recessed parts 44, 46 communicated with the header storage recessed part 26. At least part of the allowances 48, 50 of the hot water tubes 38, 40 extended within the header storage recessed part 26 is stored in the tube storage recessed parts 44, 46. <P>COPYRIGHT: (C)2010,JPO&amp;INPIT

Description

  The present invention relates to a floor heating apparatus that heats a floor surface using hot water supplied from a heat source machine.

  2. Description of the Related Art A floor heating apparatus that heats a floor surface using hot water supplied from a heat source machine is widely used in practice (see, for example, Patent Document 1). A conventional floor heating apparatus includes a hot water tube through which hot water from a heat source unit flows, a heat radiating panel body having a heat radiating tube for radiating heat of the hot water, and a header for connecting the hot water tube and the heat radiating tube to each other. It is equipped with. The heat radiating panel body has a hot water mat containing a heat radiating tube, a finishing material installed on the surface side of the hot water mat, and a heat conductive sheet interposed between the finishing material and the hot water mat. . Further, the hot water mat is provided with a header accommodating recess for accommodating the header.

  Such a floor heating apparatus is constructed as follows. First, a hot water mat is installed on the floor surface to be heated, and a through hole is formed in a portion of the floor surface corresponding to the header receiving recess. Thereafter, a hot water tube extending through the underfloor space is gripped, and this hot water tube is drawn into the indoor side through a through hole in the floor surface and connected to the header. Thereafter, a finishing material is attached so as to cover the surface side of the hot water mat.

JP 2003-194348 A

  When performing the operation of connecting the hot water tube to the header as described above, the hot water tube is drawn using a dedicated tool by pulling the hot water tube so that a margin portion is generated in the hot water tube extending into the header receiving recess (or Can be gripped by hand). After the hot water tube is connected to the header, it is pushed back into the underfloor space through the through hole in the floor surface, so that the margin of the hot water tube is accommodated in the underfloor space.

  However, when the underfloor space is narrow, when the hot water tube is pushed back into the underfloor space, the hot water tube is buckled in a substantially U shape, and the flow of the hot water may be blocked.

  The objective of this invention is providing the floor heating apparatus which can accommodate easily the margin part of a warm water tube.

In the floor heating apparatus according to claim 1 of the present invention, a hot water tube through which hot water from a heat source machine flows, a heat radiating panel body having a heat radiating tube for radiating heat of the hot water, the hot water tube and the heat radiating tube, And the heat dissipating panel body includes a hot water mat containing the heat dissipating tube, a finishing material installed on the surface side of the hot water mat, the finishing material, and the hot water mat. A floor heating device having a heat conductive sheet interposed between and
The heat radiating panel body is provided with a header accommodating recess for accommodating the header, and a tube accommodating recess communicated with the header accommodating recess, and the hot water extending into the header accommodating recess is provided in the tube accommodating recess. It is characterized in that at least a part of a margin portion of the tube is accommodated.

  Moreover, in the floor heating apparatus according to claim 2 of the present invention, an outer peripheral portion of the tube housing recess is configured in an arc shape, and the margin portion of the hot water tube is at least in a state of being curved in a ring shape. A part is housed in the tube housing recess.

  Moreover, in the floor heating apparatus of Claim 3 of this invention, the said thermal radiation panel body is installed on a floor base, A through-hole is provided in the site | part corresponding to the said header accommodation recessed part of the said floor base, The said hot water tube Is extended from the underfloor space to the indoor side through the through hole in the floor base, and the portion where the margin portion of the warm water tube curved in a ring shape is disposed in the through hole. Features.

  Moreover, in the floor heating apparatus according to claim 4 of the present invention, the warm water mat of the heat radiating panel body is provided with the header receiving recess and the tube receiving recess, and the header receiving recess of the hot water mat and the The tube housing recess is covered with the finishing material, and a thermally conductive sheet piece is interposed between the hot water mat and the finishing material so as to cover the header housing recess and the tube housing recess. It is characterized by.

  According to the floor heating device of the first aspect of the present invention, since the tube accommodating recess for accommodating the margin portion of the hot water tube is provided, the margin portion after connecting the hot water tube to the header. Can be easily accommodated in the tube accommodating recess. Therefore, there is no need to push the hot water tube back into the underfloor space as in the prior art, and there is no possibility that the hot water tube buckles.

  Moreover, according to the floor heating apparatus of Claim 2 of this invention, since the outer peripheral part of the tube accommodation recessed part is comprised by the circular arc shape, the margin part of a warm water tube follows the outer peripheral part of a tube accommodation recessed part. Thus, the hot water tube can be curved and held in a substantially ring shape.

  Moreover, according to the floor heating apparatus of Claim 3 of this invention, since the part which the allowance part of the warm water tube curved in the ring shape cross | intersects is arrange | positioned in a through-hole, this crossing part is It is bulky and can be prevented from protruding from the hot water mat to the finishing material side.

  Moreover, according to the floor heating apparatus of Claim 4 of this invention, the heat of the warm water which flows through a warm water tube is transmitted to a finishing material through a warm water mat and a heat conductive sheet piece, and in the arrangement | positioning site | part of a tube accommodation recessed part Can also heat the floor in the room.

It is a partial top view which shows the hot water mat and header of the floor heating apparatus by one Embodiment of this invention. It is a partial top view which shows the state which installed the finishing material and the heat conductive sheet in the surface side of the hot water mat | matte of FIG. It is a schematic sectional drawing of the floor heating apparatus by the AA line in FIG. It is a schematic sectional drawing of the floor heating apparatus by the BB line in FIG. It is a fragmentary top view which shows the hot water mat and header of the floor heating apparatus by other embodiment of this invention.

  Hereinafter, an embodiment of a floor heating apparatus according to the present invention will be described with reference to the accompanying drawings. FIG. 1 is a partial plan view showing a hot water mat and a header of a floor heating apparatus according to an embodiment of the present invention, and FIG. 2 has a finishing material and a heat conductive sheet installed on the surface side of the hot water mat of FIG. 3 is a partial plan view showing a state, FIG. 3 is a schematic cross-sectional view of the floor heating device along line AA in FIG. 2, and FIG. 4 is a schematic of the floor heating device along line BB in FIG. It is sectional drawing.

  1 to 4, the floor heating device 2 of the present embodiment includes a heat dissipation panel body 4. The heat radiating panel body 4 includes a hot water mat 6, a heat conductive sheet 8, and a finishing material 10, and is installed on the surface side of a floor base 12 such as a detached house or an apartment. The floor foundation 12 is supported on the upper side of the joists 14 and the large forks 16 combined in a lattice shape. Further, the joists 14 and the large forks 16 are provided from below by a floor bundle 20 erected on the ground 18. It is supported (see FIG. 3). Hereinafter, the configuration of the floor heating device 2 will be described in detail.

  The hot water mat 6 is formed of, for example, a synthetic resin or wood and is installed on the surface side of the floor base 12. The hot water mat 6 includes elongated heat radiation tubes 22 and 24, and the heat radiation tubes 22 and 24 are made of, for example, a synthetic resin. A header receiving recess 26 cut out in a rectangular shape is provided at a predetermined portion on one side of the hot water mat 6, and a header 28 is received in the header receiving recess 26.

  The header 28 includes a rectangular header body 30, and a first flow path 29 and a second flow path 31 (see FIG. 1) are disposed inside the header body 30. A pair of connection portions 32 are provided on one side surface of the header body 30, a pair of connection portions 34 are provided on the other side surface (that is, the side surface opposite to the one side surface), and a pair of connection portions 34 are provided on the other side surface. The connection part 36 is provided. One connecting portion 36 and the pair of connecting portions 32 are communicated with each other via the first flow path 29 in the header body 30, and the other connecting portion 36 and the pair of connecting portions 34 are connected to the first channel in the header body 30. The two channels 31 communicate with each other.

  One end portions of the heat radiating tubes 22 and 24 extend into the header receiving recess 26 and are connected to a corresponding pair of connection portions 32 of the header body 30, and the other end portions thereof extend into the header receiving recess 26 and become the header body. It is connected to 30 corresponding pairs of connecting portions 34. One end of a hot water tube 38 extending from a hot water supply side of a heat source machine (not shown) is connected to one of the pair of connection parts 36, and the other of them is hot water extending from a hot water return side of the heat source machine. One end of the tube 40 is connected. The hot water tubes 38 and 40 are made of, for example, a flexible synthetic resin, and are disposed extending through the underfloor space 42 (that is, the space between the floor foundation 12 and the ground 18).

  Further, on the surface side of the hot water mat 6, tube housing recesses 44 and 46 communicated with the header housing recess 26 are provided. In this embodiment, the outer peripheral part and inner peripheral part of the tube accommodation recessed parts 44 and 46 are each comprised by circular arc shape, and the tube accommodation recessed parts 44 and 46 are comprised by the substantially half ring shape as a whole. The shapes of the substantially semi-ring-shaped tube receiving recesses 44 and 46 are designed so that the minimum bending radius of the hot water tubes 38 and 40 can be secured. The tube receiving recesses 44 and 46 are provided on both sides of the header receiving recess 26, respectively. As will be described later, the tube receiving recesses 44 and 46 are part of the margin portions 48 and 50 of the hot water tubes 38 and 40, respectively. Is accommodated in a state of being curved in a substantially ring shape. The width W and the depth D (see FIG. 4) of the tube housing recesses 44 and 46 are configured to be somewhat larger than the diameter of the hot water tubes 38 and 40, respectively. Can be absorbed.

  The finishing material 10 is formed of, for example, plywood, and when the heat dissipating panel body 4 is installed on the floor base 12 as described later, the floor surface of the living room is configured by the finishing material 10. A rectangular notch 52 is provided in a predetermined portion on one side of the finishing material 10, specifically, in a portion corresponding to the header receiving recess 26 and the tube receiving recesses 44 and 46 of the hot water mat 6. . A rectangular finishing material piece 54 is installed in the notch 52 so as to cover the header receiving recess 26 and the tube receiving recesses 44 and 46 of the hot water mat 6 (see FIGS. 3 and 4). The finishing material piece 54 has a shape corresponding to the notch 52 and is made of the same material and thickness as the finishing material 10.

  The heat conductive sheet 8 is formed of, for example, an aluminum foil, and is interposed between the hot water mat 6 and the finishing material 10. With this heat conductive sheet 8, heat from the hot water flowing through the heat radiating tubes 22 and 24 is efficiently transmitted to the finishing material 10. A rectangular notch 56 is also provided at a predetermined portion on one side of the heat conductive sheet 8 so as to correspond to the notch 52 of the finishing material 10. A rectangular heat conductive sheet piece 58 is installed in the notch 56 so as to cover the header receiving recess 26 and the tube receiving recesses 44 and 46 of the hot water mat 6 (see FIGS. 3 and 4). The thermally conductive sheet piece 58 has a shape corresponding to the notch 56 and is made of the same material and thickness as the thermally conductive sheet 8. Moreover, when the header 28 becomes high temperature, it may replace with the heat conductive sheet piece 58, and you may make it use the sheet | seat which has non-thermal conductivity like a synthetic resin, for example.

  Next, the construction method of the floor heating device 2 described above will be described. First, the hot water mat 6 is installed so as to cover the surface side of the floor base 12 in the room to be heated, and both are bonded and fixed to each other using an adhesive or the like. At this time, the header accommodating recess 26 is disposed in the vicinity of the indoor wall 59 (see FIG. 1). Thereafter, a rectangular through hole 60 is formed in the portion of the floor base 12 corresponding to the header receiving recess 26, and the header 28 is received in the header receiving recess 26 of the hot water mat 6. Then, one end portions of the heat radiating tubes 22 and 24 are connected to a corresponding pair of connection portions 32 of the header main body 30, and the other end portions thereof are connected to a corresponding pair of connection portions 34 of the header main body 30.

  Thereafter, the hot water tubes 38 and 40 extending through the underfloor space 42 are gripped and drawn into the indoor side through the through holes 60 of the floor base 12, and one end of the hot water tubes 38 and 40 is connected to a pair of corresponding header body 30. Connect to connection 36. When the hot water tubes 38 and 40 are drawn in this way, as shown by a two-dot chain line in FIG. 3, the margin portions 48 and 50 are generated in the hot water tubes 38 and 40 extending to the header housing recess 26. The margin portions 48 and 50 are curved in a substantially ring shape, and a part thereof is accommodated in the tube accommodating recesses 44 and 46, respectively. Since the tube housing recesses 44 and 46 are configured in a substantially semi-ring shape, the margin portions 48 and 50 of the hot water tubes 38 and 40 extend along the tube housing recesses 44 and 46 and are held in a substantially ring shape. Become so. In addition, since the thickness of the portion where the hot water tubes 38 and 40 held in a substantially ring shape intersect with each other is larger than the thickness of the hot water mat 6, the intersecting portion is disposed in the through hole 60. To do. This prevents the intersecting portion from being bulky and protruding from the hot water mat 6 to the finishing material 10 side.

  Then, the heat conductive sheet 8 and the finishing material 10 are installed in this order so that the surface side of the hot water mat 6 may be covered. When installed in this way, the header receiving recess 26 and the tube receiving recesses 44 and 46 of the hot water mat 6 are exposed to the outside by the notch 52 of the finishing material 10 and the notch 56 of the heat conductive sheet 8 (see FIG. 2). And the rectangular heat conductive sheet piece 58 and the finishing material piece 54 are installed in the notch parts 52 and 56 in this order so that the header accommodation recessed part 26 and the tube accommodation recessed parts 44 and 46 of the warm water mat 6 may be covered.

  In this embodiment, the heat conductive sheet piece 58 and the finishing material piece 54 are configured to be installed in the cutout portions 52 and 56, but the cutout portion 52 of the finishing material 10 is omitted and the hot water mat 6 is replaced with the hot water mat 6. You may comprise so that the header accommodating recessed part 26 and the tube accommodating recessed parts 44 and 46 may be covered with the finishing material 10 to cover. Alternatively, the notch 52 of the finishing material 10 and the notch 56 of the heat conductive sheet 8 are omitted, and the header receiving recess 26 and the tube receiving recess 44 are formed by the heat conductive sheet 8 and the finishing material 10 covering the hot water mat 6. , 46 may be covered.

  Next, the heating method by the floor heating apparatus 2 constructed as described above will be described. The hot water generated in the heat source machine is transferred to the heat radiating tubes 22 and 24 through the hot water tube 38, one connection part 36 of the header body 30, the first flow path 29 in the header body 30 and the pair of connection parts 32 of the header body 30. It is supplied and flows through the heat radiating tubes 22 and 24. While the hot water flows through the heat radiating tubes 22 and 24, heat from the hot water is transmitted to the finishing material 10 through the hot water mat 6 and the heat conductive sheet 8, and the indoor floor is heated. Further, the heat of the hot water flowing through the hot water tubes 38 and 40 is transmitted to the finishing material piece 54 through the hot water mat 6 and the heat conductive sheet piece 58, and the indoor floor surface is also provided at the portion where the tube receiving recesses 44 and 46 are disposed. Can be heated.

  The hot water flowing through the heat radiation tubes 22 and 24 returns to the heat source machine through the pair of connection portions 34 of the header body 30, the second flow path 31 in the header body 30, the other connection portion 36 of the header body 30, and the hot water tube 40. Then, after being heated by this heat source machine, it is supplied again through the hot water tube 38.

  As described above, in the floor heating device 2 of the present embodiment, after connecting the hot water tubes 38 and 40 to the header body 30, the margin portions 48 and 50 are easily accommodated in the tube accommodating recesses 44 and 46. Can do.

  Next, with reference to FIG. 5, the floor heating apparatus of other embodiment is demonstrated. FIG. 5 is a partial plan view showing a hot water mat and a header of a floor heating apparatus according to another embodiment of the present invention. In the present embodiment, components that are substantially the same as those in the above embodiment are denoted by the same reference numerals, and the description thereof is omitted.

  In the floor heating apparatus 2A of the present embodiment, the outer peripheral portions of the tube receiving recesses 44A and 46A of the hot water mat 6A are configured in an arc shape, and the tube receiving recesses 44A and 46A are configured in a substantially semicircular shape as a whole. As a result, as in the above embodiment, the margin allowances 48 and 50 of the hot water tubes 38 and 40 are arranged along the outer periphery of the tube housing recesses 44A and 46A. The marginal portions 48 and 50 can be easily accommodated in a state of being bent in a ring shape.

  When the margin portions 48, 50 of the hot water tubes 38, 42 are accommodated in the tube accommodating recesses 44A, 46A, the substantially semicircular hot water mat pieces 62, 64 (see FIG. 1) configured separately are used as the tubes. You may make it adhere and fix to the accommodation recessed parts 44A and 46A. Thereby, the inner peripheral part of tube accommodating recessed part 44A, 46A comes to be prescribed | regulated by circular arc shape by the hot water mat pieces 62 and 64 similarly to the said embodiment.

  As mentioned above, although various embodiment of the floor heating apparatus according to this invention was described, this invention is not limited to this embodiment, A various deformation | transformation thru | or correction | amendment are possible, without deviating from the scope of the present invention. .

  For example, in each of the embodiments described above, the tube housing recesses 44 and 46 (44A and 46A) are configured in a substantially semi-ring shape or a substantially semi-circular shape. However, the present invention is not limited to this. Can be configured in shape. Further, in each of the above embodiments, a part of the margin portions 48, 50 of the hot water tubes 38, 40 are accommodated in the tube accommodating recesses 44, 46 (44A, 46A), but all of them are accommodated. May be.

  Further, for example, in each of the above embodiments, the hot water mat 6 (6A), the heat conductive sheet 8 and the finishing material 10 are stacked and installed in this order at the construction site. Alternatively, the heat conductive sheet 8 and the finishing material 10 may be integrated into a unit and installed at a construction site.

2,2A Floor heating device 4,4A Heat dissipating panel body 6,6A Hot water mat 8 Thermal conductive sheet 10 Finishing material 22,24 Heat dissipating tube 26 Header receiving recess 28 Header 38, 40 Hot water tube 44, 44A, 46, 46A Tube receiving Concave portion 48, 50 Margin portion 54 Finishing material piece 58 Thermally conductive sheet piece

Claims (4)

A hot water tube through which hot water from a heat source machine flows, a heat radiating panel body having a heat radiating tube for radiating heat of the hot water, and a header for connecting the hot water tube and the heat radiating tube to each other, The heat dissipating panel body includes a hot water mat containing the heat dissipating tube, a finishing material installed on the surface side of the hot water mat, and a heat conductive sheet interposed between the finishing material and the hot water mat. A floor heating device comprising:
The heat radiating panel body is provided with a header accommodating recess for accommodating the header, and a tube accommodating recess communicated with the header accommodating recess, and the hot water extending into the header accommodating recess is provided in the tube accommodating recess. A floor heating device characterized in that at least a part of a margin portion of a tube is accommodated.   An outer periphery of the tube housing recess is formed in an arc shape, and at least a part of the margin portion of the hot water tube is housed in the tube housing recess while being curved in a ring shape. The floor heating apparatus according to claim 1.   The heat dissipating panel body is installed on a floor base, a through hole is provided in a portion corresponding to the header receiving recess of the floor base, and the hot water tube passes through the through hole of the floor base to the indoor side from the under floor space. The floor heating device according to claim 2, wherein a portion where the margin portion of the hot water tube that extends and is curved in a ring shape intersects is disposed in the through hole.   The warm water mat of the heat radiating panel body is provided with the header receiving recess and the tube receiving recess, and the header receiving recess and the tube receiving recess of the hot water mat are covered with the finishing material, The floor according to any one of claims 1 to 3, wherein a heat conductive sheet piece is interposed between the finishing material and the finishing material so as to cover the header accommodation recess and the tube accommodation recess. Heating device.

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