JP2000274709A - Floor heating structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To save power consumption while eliminating uneven temperature of a floor surface. SOLUTION: A radiation plate 9 comprising an aluminum plate or a copper plate is arranged on a radiation pipe 1a which has an inner tube with a heater cable 6 inserted thereinto, an outer tube 12 enclosing the inner tube 11 and a heat accumulation body 13 sealed into a hollow layer between the outer tube 12 and the inner tube 11 and on heat accumulation pipes 2a and 3a which have heat accumulation bodies 23 and 33 sealed into hollow tubes 22 and 32 parallel arranged contacting one or both sides of the radiation pipe 1a in such a manner that the undersurface thereof contacts the pipes. The top surface of the radiation plate 9 is kept in contact with the undersurface of a floor plate 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for floor heating.

[0002]

2. Description of the Related Art A conventional floor heating structure is disclosed in
No. 103695 is known. The present invention has a structure in which a heater cable is loosely inserted into an inner pipe, and radiator pipes in which sand is sealed in a hollow layer between the inner pipe and the outer pipe are arranged in parallel at regular intervals under the floor. Once the heat is stored, the heat is gradually dissipated and the floor is warmed.Therefore, a temperature sensor installed near the floor to control the energization time of the heater cable and a control device interlocked with the temperature sensor are provided. The temperature can be kept constant for a long time with the heater cable de-energized, and it is possible to obtain a result that shows an excellent effect in comparison with other floor heating structures in terms of saving power consumption. Was.

[0003]

However, the radiating pipes of the floor heating structure as described above are arranged under the floor at a fixed interval, and the temperature of the floor surface immediately above the radiating pipe and the adjacent radiating pipe are different from each other. There was a difference between the temperature of the floor at the intermediate point between them and the temperature of the floor was uneven. To reduce the temperature unevenness, it was proposed to reduce the interval between the heat radiating tubes. However, in order to increase the power consumption, it was examined whether there was another method.

[0004] In view of the above, it is an object of the present invention to provide a floor heating structure that saves power consumption and eliminates uneven temperature on the floor surface.

[0005]

According to the present invention, a heat storage material is sealed in an inner tube into which a heater cable is inserted, an outer tube surrounding the inner tube, and a hollow layer between the outer tube and the inner tube. Heat radiating pipes are arranged at regular intervals in a state of being in contact with the lower surface of the floor plate, and a heat storage pipe in which a heat storage body is sealed in a hollow pipe is in contact with both sides of the heat radiating pipe. The gist is a floor heating structure characterized by being juxtaposed and arranged in contact with the lower surface of the floor plate.

[0006] Further, an inner tube into which a heater cable is inserted, an outer tube surrounding the inner tube, and an upper portion of a radiator tube in which a heat storage material is sealed in a hollow layer between the outer tube and the inner tube; A heat radiating plate made of an aluminum plate or a copper plate is installed on the upper side of a heat storage tube in which a heat storage body is sealed in a hollow tube juxtaposed in contact with both sides of the heat radiating tube, with the lower surface of the heat radiating plate being in contact with the heat radiating plate. The gist of the floor heating structure is that the upper surface of the radiator plate is installed in contact with the lower surface of the floor plate.

Further, a gist of the present invention is a floor heating structure in which a plurality of heat storage tubes are further arranged outside the heat storage tubes in contact with the heat storage tubes.

[0008] At least one of the inner tube and the outer tube of the radiator tube may be a copper tube or an aluminum tube.

Further, the heat storage tube may be a copper tube or an aluminum tube. Further, the heat radiating tube and the heat storage tube may be cylindrical tubes or square pillar tubes.

[0010] Further, a heat storage tube for storing heat released by the radiator and radiating the stored heat to warm the floor surface, wherein the heat storage body is sealed in the hollow tube. The gist is a heat storage tube used for floor heating. The heat storage body may be sand or granular stone. Further, it may be a mixture of sand and granular stone, or concrete.

A buried panel provided with a groove for burying a heat radiator, wherein the groove is provided with a heat storage tube in which a heat storage body is previously sealed in a hollow tube. The gist is a buried panel for floor heating. The heat storage tube may be provided in advance so as to be in contact with the heat radiator when the heat radiator is buried, or a thin metal film may be attached to the periphery including the groove. Further, the embedded panel may be made of foamed plastic.

[0012] Further, an inner tube into which a heater cable is inserted, an outer tube surrounding the inner tube, and a radiator tube in which a heat storage material is sealed in a hollow layer between the outer tube and the inner tube are provided on a floor plate. A floor, which is disposed at a fixed interval inside, wherein heat storage tubes each formed by enclosing a heat storage body in a hollow tube are juxtaposed so as to be in contact with one or both sides of the heat radiation tube. The heating structure is the gist. Then, a configuration may be adopted in which a plurality of heat storage tubes are further provided in parallel outside the heat storage tubes in a state in contact with the heat storage tubes.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. First, the embodiment of the floor heating structure,
A radiator pipe 1a, 1b, 1c,... 1 is provided in a predetermined range of a room A where floor heating is to be installed, as shown in FIG.
z are arranged in parallel. A heater cable 6 is inserted into each of the radiator tubes 1a, 1b, 1c,... 1z. The heater cable 6 is a continuous cable inserted into the radiating tubes 1a to 1z. The heater cable 6 is connected to a power source 7 and is energized by a control device and a switch (not shown). Are turned on and off, and heat is generated intermittently. The heating temperature is adjusted by a temperature sensor installed at a predetermined position, and ON / OFF of energization to the heater cable 6 is controlled by a control device linked to the temperature sensor. This radiator tube 1a,
2b, 1b, 1c,... 1z so as to be in contact with the left and right sides of the heat storage tubes 2a, 3a, 2b, 3b, 2c, 3c,.
3z is provided.

Here, the inside of the radiator tube 1a is shown in FIG.
As shown in FIG. 2, the heat radiating pipe 1a has a double pipe structure composed of an inner pipe 11 and an outer pipe 12, and the heater cable 6 can be loosely inserted into the inner pipe 11, and the inner pipe 1
A structure having a hollow layer is provided between 1 and the outer tube 12. Sand 13 is sealed in the hollow layer, and the sand 13 is disposed around the inner tube 11 so that the inner tube 11 is connected to the outer tube 1.
2 near the center. As a result, the heater cable 6 is cut off from the outside air by the inner pipe 11, and the heat released inside the inner pipe 11 can be transmitted to the inner pipe 11 without escaping, and the heat transmitted to the inner pipe 11 is transferred to the sand 13. Is discharged from the inner tube 11 to the outside while heating. The heated sand 13 is also isolated from the outside air by the outer tube 12, so that heat can be effectively absorbed and stored, and then heat can be transmitted to the outer tube 12. Further, heat is released from the outer tube 12, and the heat is used to heat the lower part of the floor panel 8.

In the figure, the heater cable 6 is
It is loosely inserted inside the inner tube 11 and both have a small air layer 14 without being in close contact with each other. 6 may be configured to be in close contact with the inner tube 11.

Then, on both the left and right sides of the above-mentioned radiator tube 1a,
Heat storage tubes 2a and 3a in which sands 23 and 33 are sealed are provided inside the hollow tubes 22 and 32 in contact with the heat radiation tube 1a. The heat storage tubes 2a and 3a store the heat released from the radiator tube 1a in the sand 23 and 33 sealed therein and heat the lower part of the floor plate 8 from the hollow tubes 22 and 32. By adding the heat storage tubes 2a and 3a, the temperature unevenness of the floor plate 8 can be reduced as compared with the conventional floor heating method using only the heat radiation tubes 1a. In addition, floor board 8
An aluminum plate 9 serving as a heat radiating plate is provided between the lower portion and the upper portions of the heat radiating tubes 1a and the heat storage tubes 2a and 3a. The aluminum plate 9 plays a role of uniformly transmitting the heat emitted from the heat radiating tube 1a and the heat storage tubes 2a and 3a to the floor plate 8, and the unevenness of the temperature of the floor plate 8 is reduced by the combination with the heat storage tubes 2a and 3a. It can be made even smaller.

Further, as shown in FIG.
The heat storage tubes 4a and 5a may be installed so as to be in contact with the heat storage tubes a and 3a, respectively. With this configuration, the heat released from the heater cable 6 is stored in the sand inside the radiator tube 1a, and then transmitted to the heat storage tubes 2a, 3a.
Is stored in the sand inside the heat storage tubes 4a and 5a, and is further stored in the sand inside the heat storage tubes 4a and 5a. Therefore, the radiator tube 1a and the heat storage tubes 2a, 3a, 4
The heat stored in the sand inside a and 5a gradually warms the floor plate 8 via the aluminum plate 9, thereby preventing the temperature unevenness of the floor plate 8 and heating the floor plate 8 at a uniform temperature.

FIGS. 3A and 3B are cross-sectional views showing another embodiment of the present invention. FIG. 3 (a) shows the outer tube 12 of the radiator tube 1a and the hollow tubes 22, 32 of the heat storage tubes 2a, 3a formed in the shape of a square pole, and FIG. 3 (b) shows the outer tube 12 of the radiator tube 1a and the heat storage. Hollow tubes 22 of tubes 2a, 3a, 4a, 5a,
The shapes of 32, 42, and 52 are quadrangular prisms.
By adopting the quadrangular prism shape in this manner, the portions where adjacent tubes come into contact with each other increase, so that the time required for heat to be transmitted to each tube can be shortened as compared with a cylindrical tube.

FIGS. 4A and 4B are perspective views showing an embodiment of the floor heating embedded panel according to the present invention.
4A shows a buried panel 15 at both ends, and FIG. 4B shows an intermediate buried panel 16. As the material of the buried panel for floor heating, a foamed plastic having an insulating effect is used. The embedded panels 15 at both ends are shown in FIG.
As shown in (a), a heat radiation tube curved area 15a having a flat surface is provided. This radiation pipe curved area 15a is
It is provided with a sufficient space so that the heater cable and the seamless pipe can be bent, and the heat radiating pipe housed in the groove 17a is continuously provided in the groove 17b located adjacent thereto. It is used when storing. .. Shown in FIGS. 4A and 4B are provided with heat storage tubes 2a and 3a in advance. The heat storage tubes 2a and 3a are, as described above,
Sand is sealed inside the hollow tube, and the space provided between the two heat storage tubes 2a and 3a is a space for burying a heat radiation tube. , 3
In this case, a portion of a is in contact with the radiator tube. Therefore, it is a matter of course that the floor heating embedded panel according to the present invention can embed the radiator tube into which the above-described double-tube heater cable is inserted between the heat storage tubes 2a and 3a. Other than this, for example, a heat radiating pipe by a hot water pipe currently used as floor heating is also used as the heat storage pipe 2.
a, 3a.

FIG. 5 is a perspective view showing another embodiment of the buried panel for floor heating according to the present invention. As shown in this figure, a plurality of grooves 17a, 17b.
a are arranged, and a plurality of heat storage tubes 4a, 5a,... are arranged in contact with the outside. With this configuration, heat released from the heat radiating tubes buried between the heat storage tubes 2a and 3a is stored in the sand of the heat storage tubes 2a and 3a and then stored in the sand of the heat storage tubes 4a and 5a. . And
The heat stored in the sand inside the heat radiating tubes and the heat storage tubes 2a, 3a, 4a, 5a,... Gradually warms the floor plate installed above the embedded panel. It is to be noted that a thin metal film can be attached to the upper surface of the buried panel around or entirely including the plurality of grooves 17a, 17b,..., And this thin metal film is shown in FIGS. In the same manner as the heat radiating plate made of the aluminum plate 9, it plays a role of uniformly transmitting heat to the floor plate. The thin metal film is preferably an aluminum film or an aluminum vapor-deposited film.

It goes without saying that various embodiments can be adopted without departing from the spirit of the present invention. For example, the outer tube 12 of the radiator tube 1a and the heat storage tubes 2a,
The shape of the hollow tubes 22 and 32 of 3a is not limited to a cylindrical shape or a quadrangular prism shape, and other shapes can be applied. In the case of a cylindrical heat radiating tube or heat storage tube, it is preferable to use a tube having a diameter in the range of 5 mm to 25 mm, and usually a double tube in which an outer tube having a diameter of 10 mm and an inner tube having a diameter of 5 mm are combined. A radiator tube in which sand is sealed in the hollow layer of the structure and a heat storage tube in which sand is sealed in a hollow tube having a diameter of 10 mm are used. In the case of a quadrangular prism, one side is 5 mm to 2 mm.
It is preferable to use one having a range of 5 mm. further,
The number of heat storage tubes installed is shown as two or four, but the number is not limited to this, and a plurality of heat storage tubes are arranged according to the installation location so as to prevent temperature unevenness. It is.
The heat storage body sealed in the hollow layer of the radiator tube and the heat storage tube is:
Sand is preferred, but may be one in which granular stone is enclosed in place of sand, or one in which a mixture of sand and granular stone is enclosed.
Further, concrete may be cast in this hollow layer. Also, the material of the inner tube, the outer tube and the heat storage tube of the radiator tube may be an aluminum tube, a copper tube, and the material of the radiator plate may be an aluminum plate.
It may be a copper plate. Furthermore, instead of these materials, other metals having good thermal conductivity can be used. Further, it is also possible to adopt a configuration in which the radiator tube and the heat storage tube are not disposed on the buried panel but are disposed inside the floorboard.

[0022]

As described above, according to the present invention, sand is sealed in the inner tube into which the heater cable is inserted, the outer tube surrounding the inner tube, and the hollow layer between the outer tube and the inner tube. Radiating tube
It is arranged at a fixed interval in contact with the lower surface of the floor plate, and a heat storage tube formed by enclosing sand in a hollow tube is juxtaposed in contact with one or both sides of the heat radiating tube, and Since the gist of the floor heating structure is characterized by being disposed in contact with the lower surface of the floor plate, heat released from the heater cable can be stored inside the heat storage tube, and stored inside the heat storage tube. The heated heat can gradually warm the floorboard above without causing temperature unevenness.

An inner tube into which a heater cable is inserted, an outer tube surrounding the inner tube, and an upper portion of a heat radiating tube in which sand is sealed in a hollow layer between the outer tube and the inner tube; A radiator plate made of an aluminum plate or a copper plate is installed with the lower surface of the radiator plate in contact with the upper part of a heat storage tube in which sand is sealed in a hollow tube juxtaposed to one or both sides of the radiator plate. The heat radiation plate upper surface is installed in a state of being in contact with the lower surface of the floor plate, and the gist of the floor heating structure is characterized in that heat released from the heat radiation tube and the heat storage tube is transmitted to the heat radiation plate made of an aluminum plate or a copper plate. The floor plate can be warmed by the heat radiated from the heat radiating plate without causing uneven temperature.

[0024] Further, in a state where the heat storage tube is in contact with the heat storage tube, a floor heating structure in which a plurality of heat storage tubes are further arranged outside the heat storage tube is essential. Therefore, the heat storage tube is appropriately installed according to the installation location and power consumption. You can change the number of lines.

[0025] At least one of the inner tube and the outer tube of the radiator tube may be a copper tube or an aluminum tube, and the heat storage tube may be a copper tube. Since the tube may be made of aluminum, the propagation time of heat released from the heater cable can be adjusted by selecting the material of the tube.

Further, the heat radiating tube and the heat storage tube may be cylindrical tubes or square pillar tubes. Therefore, the propagation time of heat released from the heater cable can be adjusted by selecting the shape of the tube.

[0027] A heat storage tube for storing heat released by the radiator and radiating the stored heat to warm the floor surface, wherein the heat storage body is sealed in a hollow tube. A heat storage tube used for floor heating is a gist, and the heat storage body may be sand or granular stone. In addition, since it may be a mixture of sand and granular stone or concrete, the amount of heat storage changes depending on the selection of the heat storage body, and the time for which the floorboard warms can be adjusted.

A buried panel provided with a groove for burying a heat radiator, wherein the groove is provided with a heat storage tube in which a heat storage body is previously sealed in a hollow tube. The buried panel for floor heating may be configured as a gist, and when the radiator is buried, the heat storage tube may be arranged in advance so as to be in contact with the radiator. Since a structure in which a film is attached may be adopted, it is economical because it can be additionally installed in a conventional floor heating device in which a radiator is already installed. Further, since the buried panel may be made of foamed plastic, heat can be guided to the floor panel by the heat insulating effect of the foamed plastic, and power consumption can be saved.

Also, an inner tube into which a heater cable is inserted, an outer tube surrounding the inner tube, and a radiator tube in which a heat storage material is sealed in a hollow layer between the outer tube and the inner tube are connected to a floor plate. A floor, which is disposed at a fixed interval inside, wherein heat storage tubes each formed by enclosing a heat storage body in a hollow tube are juxtaposed so as to be in contact with one or both sides of the heat radiation tube. The heating structure is a gist, and a plurality of heat storage tubes may be arranged in parallel outside the heat storage tubes in a state of being in contact with the heat storage tubes, so that the floor plate is directly heated by heat released from the heat radiation tubes and the heat storage tubes. And the time required for the floorboard to warm can be reduced.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing an embodiment of a floor heating method according to the present invention.

FIG. 2 is a cross-sectional view showing an embodiment of a radiator tube and a heat storage tube according to the present invention.

FIG. 3 is a cross-sectional view showing another embodiment of a heat radiation tube and a heat storage tube according to the present invention.

FIG. 4 is a perspective view showing an embodiment of a floor heating embedded panel according to the present invention.

FIG. 5 is a perspective view showing another embodiment of the buried panel for floor heating according to the present invention.

[Explanation of symbols]

 1a, 1b, 1c,... 1z Heat radiating pipes 2a, 3a,. 14 Air layer 15, 16 Buried panel 15a Radiation pipe curved area 17a, 17b Groove 22, 32, 42, 52 Hollow pipe A Room

Claims (20)

[Claims] An inner tube into which a heater cable is inserted, an outer tube surrounding the inner tube, and a radiator tube in which a heat storage material is sealed in a hollow layer between the outer tube and the inner tube, are provided on a floor plate. A heat storage tube that is disposed at a constant interval in contact with the lower surface, and a heat storage tube formed by enclosing a heat storage body in a hollow tube is juxtaposed with one side or both sides of the heat radiation tube, and A floor heating structure, wherein the floor heating structure is disposed in contact with the lower surface of the floorboard. 2. An inner tube into which a heater cable is inserted, an outer tube surrounding the inner tube, and an upper part of a radiator tube in which a heat storage material is sealed in a hollow layer between the outer tube and the inner tube; A state in which a lower surface of the heat radiating plate is in contact with a heat radiating plate made of an aluminum plate or a copper plate on an upper portion of a heat storing tube in which a heat storage body is sealed in a hollow tube juxtaposed in a state of being in contact with one or both sides of the heat radiating tube. A floor heating structure, wherein the upper surface of the radiator plate is installed in contact with the lower surface of the floor plate. 3. The floor heating structure according to claim 1, further comprising a plurality of heat storage tubes arranged outside the heat storage tubes in contact with the heat storage tubes. 4. The floor heating structure according to claim 1, wherein at least one of the inner tube and the outer tube of the radiator tube is a copper tube. 5. The floor heating structure according to claim 1, wherein at least one of the inner tube and the outer tube of the radiator tube is an aluminum tube. 6. The heat storage tube is a copper tube.
Floor heating structure as described. 7. The floor heating structure according to claim 1, wherein the heat storage tube is an aluminum tube. 8. The floor heating structure according to claim 1, wherein the radiator tube and the heat storage tube are cylindrical tubes. 9. The floor heating structure according to claim 1, wherein the radiator tube and the heat storage tube are square pillar tubes. 10. A heat storage tube for storing heat released by a radiator and radiating the stored heat to warm a floor, wherein the heat storage is sealed in a hollow tube. Heat storage tube used for floor heating. 11. The heat storage tube used for floor heating according to claim 10, wherein the heat storage body is sand. 12. The heat storage body is a granular stone.
Heat storage tube used for floor heating as described. 13. The heat storage tube used for floor heating according to claim 10, wherein the heat storage body is a mixture of sand and granular stone. 14. The heat storage tube used for floor heating according to claim 10, wherein the heat storage body is concrete. 15. A buried panel provided with a groove for burying a radiator, wherein a heat storage tube in which a heat storage body is previously sealed in a hollow tube is provided in the groove. And buried panel for floor heating. 16. The floor heating embedded panel according to claim 15, wherein the heat storage tube is disposed in advance so as to be in contact with the heat radiator when the heat radiator is buried. 17. The buried panel for floor heating according to claim 15, wherein a thin metal film is adhered to the periphery including the groove. 18. The buried panel is a buried panel made of foamed plastic.
8. The buried panel for floor heating according to any one of 7. 19. An inner tube into which a heater cable is inserted, an outer tube surrounding the inner tube, and a radiator tube in which a heat storage material is sealed in a hollow layer between the outer tube and the inner tube, is provided on a floor plate. A floor, which is disposed at a fixed interval inside, wherein heat storage tubes each formed by enclosing a heat storage body in a hollow tube are juxtaposed so as to be in contact with one or both sides of the heat radiation tube. Heating structure. 20. A plurality of heat storage tubes are further arranged in parallel outside the heat storage tubes in contact with the heat storage tubes.
Floor heating structure as described.