JP5162434B2 - Thermal insulation wall structure and thermal insulation wall system using the same - Google Patents

Description

  This invention is a heat insulating wall structure that forms a layer on the indoor side wall surface to insulate against the walls (outer walls, side walls, partition walls, ceiling walls, floor walls, attic walls, etc.) of each part in the building, In addition, the present invention relates to a heat insulating wall system that insulates the building for each room using the heat insulating wall structure.

  As is well known, recent buildings or buildings are protected by an air conditioning system or the like in order to provide a comfortable living space in either the warm or cold season. In applying this air conditioning system and the like, in order to reduce energy consumption and save energy, the heat insulation performance and airtight performance of the building itself are regarded as important.

  Conventionally, an inner heat insulating method and an outer heat insulating method are known as heat insulating methods for outer walls in buildings and the like. Here, the inner heat insulation construction method is a construction method in which a heat insulation structure portion is provided inside the structural housing, and the outer heat insulation construction method is a construction method in which the heat insulation structure portion is provided outside the building housing or the building housing. The inner heat insulation method described above is the most common heat insulation method in the past, and was effective in that the variation of the heat insulation method is more abundant than the outer heat insulation and the construction cost is low.

  As a conventional heat insulation construction method, a heat insulating material such as glass wool is fitted between adjacent columns and inter-columns on a wall to be constructed, and the outer surface side is surface-treated with a surface material. This conventional heat insulation construction method has a structure in which a heat insulating material such as glass wool is fitted into the construction site, and is merely expected to insulate with glass wool, and other points than heat insulation performance, that is, airtightness No consideration has been given to performance, humidity control performance, deodorization performance, sterilization performance, sound insulation performance, or thin layer structure.

Therefore, the present invention solves the above-mentioned conventional problems, is easy to construct, and in addition to heat insulation performance, airtight performance, humidity control performance, deodorization performance, sterilization performance, sound insulation performance or thinness. An object of the present invention is to provide a heat insulating wall structure with improved layer structure and a heat insulating wall system using the heat insulating wall structure.
Furthermore, the present invention is particularly advantageous in that it can be easily constructed from the indoor side, can be constructed from the indoor side, and can be made into a thin layer structure, for the heat insulation wall construction in the renovation construction for the existing wall. An object is to provide an effective heat insulating wall structure and a heat insulating wall system using the heat insulating wall structure.

Specifically, in order to achieve the above-described object, the present invention is a heat insulating wall structure formed in a laminated shape on the wall surface on the indoor side with respect to the construction target wall W in the construction target building H,
Three-dimensional net material formed into a three-dimensional net shape so as to have a relatively bulk in the thickness direction,
It has a synthetic resin foamed sheet layer, and comprises a metal vapor deposition material layer provided on one surface of the synthetic resin foamed sheet layer, and a heat insulating sheet material having a nonwoven fabric material layer provided on the other surface,
The three-dimensional net material is interposed between the building wall surface and the heat insulating sheet material, and is formed in a laminated shape,
The heat insulating wall structure is formed by forming a ventilation layer with the three-dimensional net material, a heat reflecting layer with the metal vapor deposition material layer, and a humidity control layer with the nonwoven fabric material layer.

  Furthermore, in this invention, the invention according to claim 2 is the heat insulating wall structure according to claim 1, wherein the non-woven material in the heat insulating sheet material is a porous material layer such as a carbonized material and zeolite and / or A stone layer for absorbing and storing far infrared rays is provided.

Furthermore, in this invention, the invention according to claim 3 is a heat insulating wall structure formed in a laminated shape on the indoor side wall surface with respect to the construction target wall W in the construction target building H,
A first and second three-dimensional net material formed into a three-dimensional net shape so as to have a relatively bulk in the thickness direction;
A heat-insulating sheet material having a synthetic resin foam sheet layer, a metal vapor deposition material layer provided on one surface of the synthetic resin foam sheet layer, and a nonwoven fabric material layer provided on the other surface;
It consists of things including reinforcing board material and cloth material,
The first three-dimensional net material is interposed between the building wall surface and the heat insulating sheet material, and the second three-dimensional net material is interposed between the heat insulating sheet material and the reinforcing board material. Formed into
A heat insulating wall structure is formed by forming a ventilation layer with the first and second three-dimensional net members, a heat reflecting layer with a metal vapor deposition material layer, and a humidity control layer with a nonwoven fabric material layer. is there.

  Furthermore, in this invention, invention of Claim 4 is the heat insulation wall structure of Claim 3, Comprising: With respect to the nonwoven material in a heat insulation sheet material, porous material layers, such as a carbonization material and a zeolite, and / or A stone layer for absorbing and storing far infrared rays is provided.

Further, in the present invention, the invention according to claim 5 is directed to the construction target wall W of the construction target building H including the outer wall, the partition wall, the ceiling wall, the floor wall, the attic wall, the floor back wall, etc. The indoor side wall surface of each room is formed by a heat insulating wall structure,
At least one three-dimensional net material formed by forming the heat insulating wall structure into a three-dimensional network so as to be relatively bulky in the thickness direction;
A heat-insulating sheet material having a synthetic resin foam sheet layer, a metal vapor deposition material layer provided on one surface of the synthetic resin foam sheet layer, and a nonwoven fabric material layer provided on the other surface;
It consists of things including reinforcing board material and cloth material,
The three-dimensional net material is interposed between the building wall surface and the heat insulating sheet material, and is formed in a laminated shape,
A heat insulating wall system using a heat insulating wall structure is formed, wherein the three-dimensional net material forms a ventilation layer, the metal vapor deposition material layer forms a heat reflecting layer, and the nonwoven fabric material layer forms a humidity control layer. Is.

  Further, in this invention, the invention according to claim 6 is the heat insulation wall system according to claim 5, for forcibly circulating air in the ventilation layer formed by the three-dimensional net material. The air circulation / circulation means is provided.

  Furthermore, in this invention, the invention according to claim 7 is the heat insulating wall system according to claim 5 or claim 6, wherein a heat shielding film is bonded to glass such as a window in each chamber. It is characterized by this.

  Furthermore, in this invention, the invention according to claim 8 is the heat insulation wall system according to any one of claims 5 to 7, wherein communication ventilation means is provided to communicate between the chambers, It is characterized in that the gap is maintained at an equal pressure.

In the heat insulating wall structure of the present invention and the heat insulating wall system using the same, the three-dimensional net material formed into a three-dimensional network so as to be relatively bulky in the thickness direction, and the synthetic resin foam sheet layer By providing a metal vapor deposition material layer on one surface and a heat insulation sheet material provided with a non-woven material layer on the other surface, the metal vapor deposition material layer in the heat insulation sheet material is directed toward the building wall surface, The three-dimensional net material is interposed between the heat-insulating sheet material and is formed in a laminated form. The three-dimensional net material forms a ventilation layer, the metal vapor deposition material layer forms a heat reflection layer, and the non-woven fabric material layer controls humidity. The layer is formed and has high heat insulation and airtightness. By interposing a three-dimensional net material formed into a three-dimensional network, the heat insulation by the air layer is enhanced and air flow along the wall surface Secure the road and sound insulation Is intended to obtain even aims to improve, it is to act very effectively in that providing an excellent insulation wall structure in humidity performance of humidity layer.
Furthermore, according to the heat insulating wall structure according to the present invention, the heat insulating wall construction for the existing wall can be easily constructed from the indoor side without producing waste, and a thin layer structure is achieved. It can also be said that the components can be obtained easily, the construction procedure can be labor-saving, and the construction work period can be shortened.

  Furthermore, in this invention, according to invention of Claim 2, with respect to the nonwoven fabric material in a heat insulation sheet material, a porous material layer, such as a carbonization material and a zeolite, and / or a stone material layer for absorbing and storing a far infrared ray are provided. By providing, it can be said that it acts extremely effectively in terms of improving deodorization performance and sterilization performance.

  Furthermore, in this invention, according to invention of Claim 3, the metal vapor deposition material layer in a heat insulation sheet material faces a building wall surface side, Between this building wall surface and the said heat insulation sheet material, it is 1st. A three-dimensional net material is interposed, a second three-dimensional net material is interposed between the heat insulating sheet material and the reinforcing board material, and a ventilation layer is formed by metal deposition using the first and second three-dimensional net materials. A heat reflecting layer is formed by a material layer, and a humidity control layer is formed by a non-woven material layer, and has a further high heat insulating property and airtightness, by interposing a three-dimensional net material formed into a three-dimensional network. In addition to improving the heat insulation by the air layer, it is possible to secure two air passages along the wall surface and improve the sound insulation, and provide a heat insulation wall structure with excellent humidity control performance by the humidity control layer It works very effectively in terms of That.

Hereinafter, the heat insulating wall structure and the heat insulating wall system using the heat insulating wall structure according to the present invention will be described in detail based on specific embodiments shown in the drawings.
FIG. 1 is a schematic side sectional view showing a basic configuration example (first embodiment) of a heat insulating wall structure according to the present invention. FIG. 2 shows another embodiment of the heat insulating wall structure according to the present invention, and FIG. 2A shows a second embodiment of the present invention (a configuration example in which a carbonized material layer is provided on a nonwoven fabric material layer). FIG. 2B is a schematic side sectional view showing a third embodiment of the present invention (a configuration example in which two layers of a three-dimensional net material are provided and a carbonized material layer is provided in a nonwoven fabric material layer). It is a sectional side view. FIG. 3 is a schematic side sectional view showing an example of a configuration in which the heat insulating wall structure using the heat insulating wall structure according to the present invention is applied to a single building having a plurality of rooms. FIG.

The heat insulating wall structure 1 according to the present invention has, in its basic configuration, a first configuration example shown in FIG. 1, a second configuration example shown in FIG. 2A, and a third configuration example shown in FIG. 2B. Consists of things to include. The heat insulation wall structure 1 which becomes this invention is formed in the wall surface Ws of the indoor side in the construction object wall W, as shown to each figure.
In the present invention, the construction target building H is any building that is used exclusively by an unspecified number of people, such as ordinary houses, ordinary buildings, condominiums, schools, hospitals, public halls, companies, factories, and station buildings. The construction target wall W is a construction target construction such as the outer wall Wa, the partition wall Wb, the ceiling wall Wc, the floor wall Wd, the attic wall We, the underfloor wall Wf in the embodiment shown in FIG. All the walls of H are generally referred to.

  Hereinafter, the heat insulation wall structure 1 which becomes this invention is demonstrated in detail along the 1st structural example shown in FIG. In the heat insulation wall structure 1 which becomes this invention, the 1st characteristic is that the said heat insulation wall structure 1 is formed in the wall surface Ws of the indoor side with respect to the construction object wall W in the construction target building H mentioned above. is there. The heat insulation wall structure 1 which becomes this invention WHEREIN: The 2nd characteristic is that the said heat insulation wall structure 1 is comprised by the composite structure containing the solid net | network material 2 and the heat insulation sheet material 3. FIG. The three-dimensional net material 2 is a synthetic resin molded body formed into a three-dimensional net shape so as to be relatively bulky in the thickness direction.

  More specifically, the three-dimensional net material 2 is composed of a synthetic resin such as nylon, vinylon, polypropylene, polyester or the like having a thickness of about 0.5 to 1.5 mm in a random state in an appropriate loop shape. Is a material that is molded into a three-dimensional mesh shape so that the average thickness dimension is about 2 to 4 mm, and is a material excellent in air permeability, pressure resistance, durability, and chemical resistance, and the three-dimensional net material 2 is interposed. Thus, an appropriate air layer can be formed, and is particularly effective in that the heat insulation performance and the ventilation performance can be enhanced by the presence of the air layer that enhances the ventilation performance.

  The three-dimensional net material 2 is directly attached to the inner surface Ws of the construction target wall W by a fixing means such as a tucker.

  On the other hand, the heat insulating sheet material 3 has a synthetic resin foam sheet layer 5, and is provided with a metal vapor deposition material layer 4 on one side of the synthetic resin foam sheet layer 5 and a non-woven fabric material layer on the other side. 6 comprises a laminate. The synthetic resin foam sheet layer 5 is, for example, polyethylene or a similar synthetic resin, and the metal vapor deposition material layer 4 is, for example, aluminum.

  This heat insulating sheet material 3 is configured as a layered structure described above, the synthetic resin foam sheet layer 5 functions as a heat insulating layer, and the metal vapor deposition material layer 4 functions as a reflective layer. The nonwoven fabric material layer 6 functions as a humidity control layer.

  Even if the said heat insulation sheet material 3 is constructed | assembled with respect to the construction object wall W, as shown to the sample J1 for the thermal test mentioned later toward the outdoor side, that metal vapor deposition material layer 4 is constructed. Alternatively, as shown in the sample K1, the metal vapor deposition material layer 4 may be constructed so as to be directed indoors.

  This heat insulating sheet material 3 is applied to the metal vapor deposition material layer 4 on the solid net 2 stretched along the construction target wall W (sample J1), or on the solid net 2. The non-woven fabric material layer 6 is applied (sample K1), and the non-woven fabric material layer 6 is adhered by a fixing means such as an adhesive tape.

  According to the basic configuration of the present invention, on the three-dimensional net material 2 and the heat insulating sheet material 3 applied to the construction target wall W according to the construction procedure described above, a plaster board or the like is formed by construction means such as screws, screws, and nails. A reinforcing board member 7 is attached, and a cross 8 is attached from above.

Next, a second configuration example of the heat insulating wall structure 1 according to the present invention will be described in detail with reference to FIG. 2A.
In this second configuration example, a porous material layer such as a carbonized material and zeolite and / or a stone material layer 9 for absorbing and storing far infrared rays is provided on the nonwoven fabric material layer 6 in the heat insulating sheet material 3. It is. This layer 9 is formed into a layer by, for example, pulverizing charcoal that has been pulverized using a binder resin as appropriate, and applying this to the nonwoven fabric material layer 6 by coating means or printing means, and in some cases other permeation means. It is a thing.

Furthermore, about the heat insulation wall structure 1 which becomes this invention, the 3rd structural example is demonstrated in detail based on FIG. 2B.
The third configuration example includes the first three-dimensional net material 2A and the second three-dimensional net material 2B, and the first three-dimensional net material 2A is used as the wall surface of the construction target wall W. Interstitially disposed between Ws and the heat insulating sheet material 3, and the second three-dimensional net material 2B is disposed between the heat insulating sheet material 3 and the reinforcing board material 7 so as to be laminated. It is.

Next, the heat insulation wall system 11 using the heat insulation wall structure according to the present invention will be described in detail with reference to FIG.
FIG. 3 shows a configuration example in which the heat insulating wall structure 1 is applied to a single two-story building H having a plurality of rooms.
In the present invention, the construction target wall W in the construction target building H, that is, the outer wall Wa, the partition wall Wb, the ceiling wall Wc, the floor wall Wd, the attic wall We, the floor back wall Wf, etc. The said heat insulation wall structure 1 is each constructed | assembled on an indoor side wall surface.

  Furthermore, in order to improve the heat insulation effect of each room | chamber, in this invention, the thermal insulation film 12 is provided with respect to glass, such as a window in each room | chamber.

  Furthermore, in this invention, the communication ventilation means 13 which connects between each chamber is provided, and it is comprised so that between each chamber may be maintained at equal pressure. Furthermore, also in this invention, the fire alarm 14 is provided in the at least one room with respect to the one-story two-story building H which has several rooms shown in FIG.

  Furthermore, in the present invention, it is effective to provide an air circulation / circulation means 15 (see FIG. 1) for forcibly circulating and circulating air in the ventilation layer formed by the three-dimensional net material 2. The air circulation / circulation means 15 can be easily incorporated by, for example, a small-sized fern device of an appropriate scale.

  For example, the air circulation / circulation means 15 is provided with a ventilation hole communicating with the outside air or the inside air below the wall W in the building H, and by providing a ventilation fann above the wall W, thereby providing the net material 2. The air can be moved into the ventilation layer formed by the above. In this case, for example, a layer 9 such as Bincho charcoal is provided on the non-woven fabric layer 6 of the heat insulating sheet material 3, and the layer 9 is incorporated toward the net material 2 side as in the model sample K1, thereby air. It is possible to breathe components such as Bincho charcoal by moving.

  FIG. 4 is a diagram in which the building H in which the heat insulating wall structure 1 is constructed is cut in the horizontal direction, and is a schematic cross-sectional view showing an example of construction of the joining structure of the net material 2 and the heat insulating sheet material 3. is there.

  In this invention, when it constructs on the wall W of the building H which constructed the said heat insulation wall structure 1, as shown in FIG. 4, the said net | network material 2 and the heat insulation sheet material 3 are each constructed in the shape of a joint. In this case, it is possible to flatten the indoor-side surface at the joint portion.

Next, a thermal test was performed on the heat insulating wall structure 1 according to the present invention based on FIGS. The result will be described together with a comparative example.
For this thermal test, the first model sample J1 (see FIG. 5A1), the second model sample K1 (see FIG. 5A2) to which the heat insulating wall structure 1 according to the present invention is applied, and the heat insulating wall structure 1 as a comparative example. A model sample C1 (see FIG. 5B) that was not applied at all was prepared as shown in each figure.

  The first model sample J1 is a cubic box (a box that forms a closed inner chamber by closing the box opening with a lid) having a side dimension of about 300 mm. The box body is formed of a gypsum board whose outermost layer has a thickness of 12 mm, a solid net material 2 is provided on the inside thereof, and a heat insulating sheet material 3 is further provided with the metal vapor deposition material layer 4 facing outward. It is the thing of the structure provided.

  The second model sample K1 is a cubic box (a box that forms a closed inner chamber by closing the box opening with a lid) having a side dimension of about 300 mm. The box body is formed of a gypsum board having an outermost layer of 12 mm in thickness, a solid net material 2 is provided on the inside thereof, and a heat insulating sheet material 3 is further provided with the metal vapor deposition material layer 4 facing inward. It is the thing of the structure provided.

The model sample C1 is a cubic box having a side dimension of about 300 mm (a box that forms a closed inner chamber by closing a box opening with a lid). The body has a structure in which the outermost layer is formed of a gypsum board having a thickness of 12 mm, and no structure is applied to the inside.
Hereinafter, these are simply referred to as sample J1, sample K1, and sample C1.

First, a thermal test is performed assuming winter.
The sample is put in a refrigerator having a set temperature of about 2 ° C., and a 100 W bulb is flashed with a thermostat in the box of the sample, and the box is maintained at about 20 ° C. At that time, the temperature change in the box, the temperature change in the refrigerator, and the energization status of the light bulb are confirmed.
In this case, energy consumption (KJ) is
Energy consumption (KJ) = 100 W × (energization time per hour / 60) × 3.6
It is.

  In FIG. 6, it was found that sample C1 without any structure in the box has quick heat escape and low heat insulation effect, and sample J1 and sample to which heat insulation wall structure 1 according to the present invention is applied are applied. In K1, it was found that the heat insulation effect was high with little heat escape.

  FIG. 7 is a graph of the amount of electric power for placing a sample box into a refrigerator (set temperature of about 2 ° C.) and maintaining the temperature inside the box at 20 ° C. (maintaining 20 ° C. by flashing a 100 W light bulb). Yes, after 5 hours, the electric energy of sample J1 and sample K1 was about half of the electric energy of sample C1.

Next, a thermal test for the summer season is conducted.
Ice and a temperature sensor are put in each sample box, and this is put in a drying furnace whose temperature is set to around 50 ° C. After 5 hours, the amount of ice remaining was compared (temperature changes in the sample box and in the drying oven are also recorded).
In this case, energy consumption (KJ) is
Energy consumption (KJ) = Decreased ice weight (g) x 0.33
It is.

  In FIG. 8, the sample C1 without any structure in the sample box was about 37 ° C. after 5 hours, whereas in the sample K1 to which the heat insulating wall structure 1 according to the present invention was applied, It was about 27 ° C., and in Sample J1, it was about 26 ° C.

  FIG. 9 is a graph showing the relationship between the amount of ice (1000 g) melted in the box and the time when the sample box is placed in a drying furnace (temperature set to 50 ° C.), after 5 hours. The ice melt amount of sample C1 is about 900 g, whereas the ice melt amount of sample J1 and sample K1 is about 600 g. The samples J1 and K1 are more thermally insulated than those of sample C1. It was found that the sex was remarkably high.

FIG. 1 is a schematic side sectional view showing a basic configuration example (first embodiment) of a heat insulating wall structure according to the present invention. FIG. 2 shows another embodiment of the heat insulating wall structure according to the present invention, and FIG. 2A shows a second embodiment of the present invention (a configuration example in which a carbonized material layer is provided on a nonwoven fabric material layer). FIG. 2B is a schematic side sectional view showing a third embodiment of the present invention (a configuration example in which two layers of a three-dimensional net material are provided and a carbonized material layer is provided in a nonwoven fabric material layer). It is a sectional side view. FIG. 3 is a schematic side sectional view showing an example of a configuration in which the heat insulating wall structure using the heat insulating wall structure according to the present invention is applied to a single building having a plurality of rooms. FIG. FIG. 4 is a diagram in which the building H in which the heat insulating wall structure 1 is constructed is cut in the horizontal direction, and is a schematic cross-sectional view showing an example of construction of the joining structure of the net material 2 and the heat insulating sheet material 3. is there. FIG. 5 shows a model sample for a thermal test. FIG. 5A1 is a schematic cross-sectional view showing a first model sample J1 to which the heat insulating wall structure 1 according to the present invention is applied, and FIG. FIG. 5B is a schematic cross-sectional view showing a second model sample K1 to which the heat insulating wall structure 1 according to the present invention is applied. FIG. 5B is a schematic view showing a model sample C1 without the heat insulating wall structure 1 as a comparative example. FIG. FIG. 6 is a thermal test assuming winter season, and is a graph showing the temperature change in the sample box and the temperature change in the refrigerator for each model sample. FIG. 7 is a graph of the amount of electric power for placing a sample box into a refrigerator (set temperature of about 2 ° C.) and maintaining the temperature inside the box at 20 ° C. (maintaining 20 ° C. by flashing a 100 W light bulb). is there. FIG. 8 is a thermal test assuming the summer season, and is a graph showing the temperature change in each model sample box and the temperature change in the drying furnace. FIG. 9 is a graph showing the relationship between the amount of ice (1000 g) melted in a box and the time when the sample box is placed in a drying furnace (temperature setting at 50 ° C.).

Explanation of symbols

H Construction target building W Construction target wall Ws Construction wall Wa Outer wall Wb Partition wall Wc Ceiling wall Wd Floor wall We Attic wall Wf Floor back wall 1 Heat insulation wall structure 2 Solid net material 2A First solid net material 2B Second Three-dimensional net material 3 Heat insulation sheet material 4 Metal vapor deposition material layer 5 Synthetic resin foam material layer 6 Non-woven material material layer 7 Reinforcement board material 8 Cloth 9 Carbide material layer 11 Heat insulation wall system 12 Thermal insulation film 13 Communication ventilation means 14 Fire notification means 15 Air Circulation means

Claims (8)

For the construction target wall W in the construction target building H, it is a heat insulating wall structure formed in a laminated shape on the indoor side wall surface,
Three-dimensional net material formed into a three-dimensional net shape so as to have a relatively bulk in the thickness direction,
It has a synthetic resin foamed sheet layer, and comprises a metal vapor deposition material layer provided on one surface of the synthetic resin foamed sheet layer, and a heat insulating sheet material having a nonwoven fabric material layer provided on the other surface,
The three-dimensional net material is interposed between the building wall surface and the heat insulating sheet material, and is formed in a laminated shape,
A heat insulating wall structure, wherein a three-dimensional net material forms a ventilation layer, the metal vapor deposition material layer forms a heat reflection layer, and the nonwoven fabric material layer forms a humidity control layer.   The heat insulating wall according to claim 1, wherein a porous material layer such as a carbonized material and zeolite and / or a stone layer for absorbing and storing far infrared rays is provided for the nonwoven fabric material in the heat insulating sheet material. Construction. For the construction target wall W in the construction target building H, it is a heat insulating wall structure formed in a laminated shape on the indoor side wall surface,
A first and second three-dimensional net material formed into a three-dimensional net shape so as to have a relatively bulk in the thickness direction;
A heat-insulating sheet material having a synthetic resin foam sheet layer, a metal vapor deposition material layer provided on one surface of the synthetic resin foam sheet layer, and a nonwoven fabric material layer provided on the other surface;
It consists of things including reinforcing board material and cloth material,
The first three-dimensional net material is interposed between the building wall surface and the heat insulating sheet material, and the second three-dimensional net material is interposed between the heat insulating sheet material and the reinforcing board material. Formed into
A heat insulating wall structure, wherein a ventilation layer is formed by the first and second three-dimensional net members, a heat reflection layer is formed by a metal vapor deposition material layer, and a humidity control layer is formed by a nonwoven fabric material layer.   The heat insulating wall according to claim 3, wherein a porous material layer such as a carbonized material and zeolite and / or a stone material layer for absorbing and storing far infrared rays is provided for the nonwoven fabric material in the heat insulating sheet material. Construction. For the construction target wall W of the construction target building H including the outer side wall, partition wall, ceiling wall, floor wall, attic wall, floor back wall, etc., the indoor side wall surface of each room is formed by a heat insulating wall structure. ,
At least one three-dimensional net material formed by forming the heat insulating wall structure into a three-dimensional network so as to be relatively bulky in the thickness direction;
A heat-insulating sheet material having a synthetic resin foam sheet layer, a metal vapor deposition material layer provided on one surface of the synthetic resin foam sheet layer, and a nonwoven fabric material layer provided on the other surface;
It consists of things including reinforcing board material and cloth material,
The three-dimensional net material is interposed between the building wall surface and the heat insulating sheet material, and is formed in a laminated shape,
A heat insulating wall system using a heat insulating wall structure, wherein a ventilation layer is formed by the three-dimensional net material, a heat reflecting layer is formed by the metal vapor deposition material layer, and a humidity control layer is formed by the nonwoven fabric material layer.   The heat insulation wall system using the heat insulation wall structure according to claim 5, wherein an air circulation circulation means for forcibly circulating air is provided in a ventilation layer formed by the three-dimensional net material. .   The heat insulating wall system using the heat insulating wall structure according to claim 5 or 6, wherein a heat insulating film is bonded to glass such as a window in each chamber.   The heat insulating wall structure according to any one of claims 5 to 7, wherein a communication ventilation means is provided to communicate between the chambers, and the chambers are maintained at an equal pressure. Insulated wall system.

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