JPH10103693A - Heat storage floor heating panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To attain a sufficient strength, thereby no facilitate execution of works and to improve the efficiency at the time of a heat storage operation by a construction wherein a lower vessel is formed into a plurality of small chambers and heat storage units are held therein, while a uniform heat plate is provided with lower vessel retaining ribs and side walls and partition walls of the lower vessel are fitted between and retained by the ribs. SOLUTION: This heat storage floor heating panel has a uniform heat plate 2 and heat storage units 6 and the uniform heat plate 2 is provided with a hot water pipe 1 for surface heating. Each heat storage unit 6 has a heat storage material 4 held inside and a space between this heat storage material 4 and a pipe 3 is made a hot water passage 5. The heat storage units 6 are held in a box-shaped lower vessel 7, while partition walls 7a are provided upright on the base of this lower vessel 7 so that the vessel is divided into small chambers 8 having practically the same dimensions, and the heat storage units 6 are held in these small chambers 8 respectively. Lower vessel retaining ribs 9 are provided by twos on the lower side of the uniform heat plate 2 and the heat storage floor heating panel is formed by making the upper end parts of side walls 7b and those of the partition walls 7a of the lower vessel 7 fitted between and retained by the lower steel retaining ribs 9 respectively.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a heat storage floor heating panel, comprising a hot water pipe for surface heating and a heat storage unit.
The present invention relates to a heat storage floor heating panel capable of performing efficient heating using heat stored in a heat storage unit.

[0002]

2. Description of the Related Art The inventors have already developed a thermal storage floor heating panel as shown in FIG.

As shown in FIG. 1, the heat storage floor heating panel has a heat equalizing plate 2 provided so as to substantially contact a hot water pipe 1 for surface heating, and a lower surface of the heat equalizing plate 2 is formed of a foamed resin. Lumber
The hot water pipe 1 is covered with the foamed resin material 21 while being covered with 21. Further, a heat storage unit 6 in which the heat storage material 4 is housed inside the pipe 3 and a hot water passage 5 is formed between the inner wall of the pipe 3 and the heat storage material 4 to store the heat of the hot water in the heat storage material 4 is provided. Has formed. Then, while storing the heat storage unit 6 in the box-shaped lower container 7,
The above-mentioned heat equalizing plate 2 is arranged on the lower container 7 so as to be integrated.

[0004] Such a regenerative floor heating panel has a reheating mode in which hot water generated in a separately provided hot water generating unit 6 is first passed through the hot water pipe 1 and returned to the hot water generating unit via the heat storing unit 6. Conversely, after passing through the heat storage unit 6 first, it is possible to perform two types of operations: a heat storage operation mode in which the heat storage unit 6 is passed through the hot water pipe 1. In the above-mentioned reheating operation, heat is hardly stored in the heat storage unit 6,
The heat of the hot water is used only for heating, and it can be heated strongly. Further, according to the latter heat storage operation, it is possible to perform a certain degree of heating while storing heat in the heat storage unit 6. Such a heat storage operation is preferable in that cheap nighttime electric power at night can be effectively used. That is, in daytime operation, economical floor heating can be performed by operating while utilizing the heat stored at night.

[0005]

However, in the above conventional example, the lower container 7 containing the heat storage unit 6 is not provided.
When the heat storage floor heating panels are stacked at the time of construction, or when the heat storage floor heating panels are mounted on the heat storage floor heating panel, the heat equalizing plate 2 whose lower surface is covered with the foamed resin material 21 bends, and the heat storage There is a concern that the unit 6 may be damaged. For this reason, it was necessary to perform construction with care.

Since the lower surface of the heat equalizing plate 2 is covered with the foamed resin material 21, the heat of the hot water passing through the heat storage unit 6 is hardly transmitted to the heat equalizing plate 2 during the heat storage operation. Since the floor surface is heated by the cooled hot water, the heating efficiency during the heat storage operation is deteriorated.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a heating device which has sufficient strength and is easy to construct, and which efficiently heats a heat storage operation. It is to provide a heat storage floor heating panel that can be used.

[0008]

According to the first aspect of the present invention, there is provided a heat equalizing plate 2 provided with a hot water pipe 1 for surface heating substantially in contact with a lower surface thereof, and a heat storage material inside the pipe 3. And a heat storage unit 6 in which a hot water passage 5 is formed between the heat storage material 4 and the inner wall of the pipe 3. The heat storage unit 6 is housed in a box-shaped lower container 7. In a heat storage floor heating panel in which the container 7 and the heat equalizing plate 2 are integrally formed, a plurality of small chambers 8 are formed by dividing the lower container 7 by partition walls 7a.
And the lower container holding ribs 9 are provided two by two on the lower surface of the heat equalizing plate 2, and the upper ends of the side walls 7b and the partition walls 7a of the lower container 7 are fitted and held in the lower container holding ribs 9, respectively. It is characterized by comprising.

In such a heat storage floor heating panel, the lower container 7 is reinforced by the partition wall 7a, and the heat equalizing plate 2 is reinforced by the lower container holding rib 9, so that it is high in strength and is not easily deformed. Further, the heat equalizing plate 2 and the lower container 7 are integrated by inserting and fitting the upper end of the partition wall 7a and the upper end of the side wall 7b into the lower container holding rib 9 of the heat equalizing plate 2.

A second aspect of the invention is characterized in that, in the first aspect of the invention, a reinforcing rib 10 is provided on a lower surface of the heat equalizing plate 2.

In such a heat storage floor heating panel, the heat equalizing plate 2 is reinforced by the reinforcing ribs 10.

According to a third aspect of the present invention, in the second aspect, the reinforcing ribs 10 are provided in pairs at intervals substantially corresponding to the width of the hot water pipe 1, and the reinforcing ribs 10 of these pairs are provided.
The hot water pipe 1 is fitted and held.

In such a heat storage floor heating panel, the hot water pipe 1 is easily attached to the reinforcing rib 10 so as to be in contact with the lower part of the heat equalizing plate 2 by fitting and holding the same. In addition, there is no need to cover the lower surface of the heat equalizing plate 2 with a foamed resin material or the like to hold the hot water pipe 1, and there is no inclusion between the heat equalizing plate 2 and the heat storage unit 6.
The heat of the hot water passing through the heat storage unit 6 is easily transmitted to the heat equalizing plate 2.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS.

FIG. 1 is an exploded perspective view schematically showing one heat storage floor heating panel in this embodiment, and FIG. 2 is a schematic sectional view showing a state where the heat storage floor heating panel is constructed.

As shown in these figures, the heat storage floor heating panel includes a heat equalizing plate 2 and a heat storage unit 6. A hot water pipe 1 for surface heating is provided below the heat equalizing plate 2 so as to be substantially in contact therewith. By passing hot water through the hot water pipe 1, heat of the hot water is transmitted to the soaking plate 2, and the floor material 12 disposed on the soaking plate 2 is uniformly heated to perform floor heating. become.

The heat equalizing plate 2 is preferably made of a material having good heat conductivity, such as aluminum. In this embodiment, an aluminum plate having a thickness of about 1.2 mm is used.
As the hot water pipe 1, a cross-linked polyethylene pipe having an inner diameter of 5 mm and an outer diameter of 7.2 mm is used.

The heat storage unit 6 accommodates the heat storage material 4 inside the pipe 3, and
The gap between the inner wall and the inner wall is formed as a hot water passage 5.
Such a heat storage unit 6 is configured to store heat of the hot water in the heat storage material 4 by passing the hot water through the hot water passage 5. The pipe 3 used for the heat storage unit 6 is made of a heat-resistant vinyl chloride resin having an inner diameter of 35 mm and an outer diameter of 37.4 mm. In addition, heat storage material 4
Is 70 parts by weight of paraffin having a melting point of 52 ° C.
% Of an ethylene-propylene copolymer and 20% by weight of high-density polyethylene having a crystallinity of 70%.

The above-mentioned heat storage unit 6 is housed in a box-shaped lower container 7 having an open upper surface, and the lower container 7 and the heat equalizing plate 2 are integrally formed to constitute this heat storage floor heating panel. I have.

Such a regenerative floor heating panel has a reheating operation mode in which hot water generated by a separately provided hot water generating unit is first passed through the hot water pipe 1, and then returned to the hot water generating unit via the heat storing unit 6. Conversely, after passing through the heat storage unit 6 first, it is possible to perform two types of operations: a heat storage operation mode in which the heat storage unit 6 is passed through the hot water pipe 1. In the above-mentioned additional heating operation, the heat can be strongly heated by using the heat of the hot water only for heating without storing heat in the heat storage unit 6. Further, according to the latter heat storage operation, it is possible to perform a certain degree of heating while storing heat in the heat storage unit 6. Such a heat storage operation is preferable in that cheap nighttime electric power at night can be effectively used. That is, in daytime operation, economical floor heating can be performed by operating while utilizing the heat stored during the night.

In the heat storage floor heating panel described above, the lower container 7 is formed of a heat-resistant vinyl chloride resin having a thickness of about 2 mm, and has side walls 7b on both sides which are substantially perpendicular to the bottom having a width of about 250 mm. Things. In addition, a partition wall 7a is erected from the bottom surface of the lower container 7 to divide the inside into three small chambers 8 having substantially the same size, and the heat storage unit 6 is stored in each of the small chambers 8. I have. A lower container holding rib 9 is provided on the lower surface of the heat equalizing plate 2.
The upper part of the side wall 7b and the upper part of the partition wall 7a of the lower container 7 are fitted and held in the lower container holding rib 9, respectively, so that the heat storage floor heating panel is formed in a panel shape.

As shown in FIG. 2, such a heat storage floor heating panel is laid on a floor substrate 11 such as a concrete slab, sandwiched between joists 13, and provided with a floor material 12 such as a wooden material on the surface. Used.

Further, in the above-described heat storage floor heating panel, the lower container 7 is reinforced by the partition wall 7a, and the heat equalizing plate 2 is reinforced by the lower container holding rib 9, so that the strength is high and the deformation is difficult. . Therefore, even if the heat storage floor heating panels are stacked or stepped on at the time of construction, there is no fear of damaging the heat storage unit 6 and the construction work is facilitated.

The heat equalizing plate 2 and the lower container 7 are connected to the lower container holding rib 9 of the heat equalizing plate 2 by the upper end of the partition wall 7a and the side wall.
7b is integrated by inserting and fitting the upper end. Therefore, assembly at the time of construction can be easily performed.

The reinforcing ribs 10 are provided in pairs on the lower surface of the heat equalizing plate 2, and the interval between the reinforcing ribs 10 of the pair is made substantially coincident with the outer shape of the hot water pipe 1.
Are fitted and held. In this case, one hot water pipe 1 is provided in each small chamber 8.

In such a heat storage floor heating panel, the heat equalizing plate 2 is reinforced by the reinforcing ribs 10 to improve the strength. Further, the hot water pipe 1 is easily attached to the reinforcing rib 10 in a state of being in contact with the lower part of the heat equalizing plate 2 by fitting and holding the hot water pipe 1. That is, it is possible to easily perform the assembly at the time of construction. In addition, there is no need to cover the lower surface of the heat equalizing plate 2 with a foamed resin material or the like to hold the hot water pipe 1, and there is no inclusion between the heat equalizing plate 2 and the heat storage unit 6.
Is easily transmitted to the heat equalizing plate 2. Therefore, the heat of the hot water entering the heat storage unit 6 is transmitted well to the heat equalizing plate 2 and can be used for heating the floor surface, so that the heat efficiency during the heat storage operation is improved.

For example, in the laid state shown in FIG. 2 of the floor heating panel, when a wooden material 12 mm thick is used as the floor material 12 and hot water of 50 ° C. is flowed at a room temperature of 18 ° C. Means that the temperature of the surface of the floor material 12 becomes 31 ° C. By the way, in the structure in which the foam material 21 is provided on the back surface of the heat equalizing plate 2 as shown in the conventional example, the surface temperature of the floor material 12 is only about 27 ° C. even under the same conditions. It has been confirmed that the use of the heat storage floor heating panel of the present embodiment enhances the heating effect during the heat storage operation. It has also been confirmed that even when a load of 70 kg / cm ² is applied to the heat storage floor heating panel assuming that a person gets on the panel, no trouble such as breakage occurs.

In the above description, an example in which hot water is used has been described. However, it is of course possible to employ a configuration in which hot water is used in place of another heat medium.

[0029]

According to the first aspect of the present invention, the lower container is reinforced by the partition wall of the lower container, and the heat equalizing plate is reinforced by the lower container holding rib, so that the heat storage floor heating is high in strength and hardly deformed. It is a panel. Therefore, even if the heat storage floor heating panels are stacked or mounted on the floor during construction, there is no fear of damaging the heat storage unit, and the construction work is facilitated.

Further, the heat equalizing plate and the lower container can be easily integrated by inserting and fitting the upper end of the partition wall and the upper end of the lower container into the lower container holding rib of the heat equalizing plate. it can. Therefore, assembly at the time of construction is easy.

According to the second aspect of the present invention, the heat equalizing plate is reinforced by the reinforcing ribs, and has higher strength.

According to the third aspect of the present invention, by fitting and holding the hot water pipe on the reinforcing rib, the hot water pipe can be attached easily in a state of being in contact with the lower part of the heat equalizing plate, and the assembly is easy. Has become.

Further, it is not necessary to cover the lower surface of the heat equalizing plate with a foamed resin material or the like to hold the hot water pipe. Therefore, since there is no inclusion between the heat equalizing plate and the heat storage unit, the heat of the hot water passing through the heat storage unit is easily transmitted to the heat equalizing plate, and the heat of the hot water passing through the heat storage unit is effectively used. . That is, heat other than the heat stored during the heat storage operation is transmitted to the heat equalizing plate and can be used for heating the floor surface, and the heat efficiency is high.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view schematically showing one heat storage floor heating panel according to an embodiment of the present invention.

FIG. 2 is a schematic sectional view showing a state where the heat storage floor heating panel is installed.

FIG. 3 is a schematic sectional view showing a conventional floor heating panel.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hot water pipe 2 Heat equalizing plate 3 Pipe 4 Heat storage material 5 Hot water passage 6 Heat storage unit 7 Lower container 7a Partition wall 7b Side wall 8 Small room 9 Lower container holding rib 10 Reinforcement rib 11 Floor base 12 Floor material 13 Junk 21 Foam resin material

Claims (3)

[Claims] 1. A heat equalizing plate provided so as to substantially contact a hot water pipe for surface heating, a heat storage material is housed inside the pipe, and a hot water passage is formed between the heat storage material and an inner wall of the pipe. A heat storage unit, the heat storage unit is housed in a box-shaped lower container, and the lower container is partitioned by a partition wall in a heat storage floor heating panel formed integrally with the lower container and the heat equalizing plate. To form a plurality of small chambers, heat storage units are housed in each of these small chambers, and two lower container holding ribs are provided on the lower surface of the heat equalizing plate. A heat storage floor heating panel characterized by being fitted and held. 2. The heat storage floor heating panel according to claim 1, wherein a reinforcing rib is provided on a lower surface of the heat equalizing plate. 3. The hot water pipe according to claim 2, wherein the reinforcing ribs are provided in pairs at intervals substantially corresponding to the width of the hot water pipe, and the hot water pipes are fitted and held on the reinforcing ribs of the pair. Heat storage floor heating panel.