JP2009228385A - Heat insulating panel and heat insulating wall structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a heat insulating panel being attachable to a column such as a main column, a stud or the like with excellent construction performance and capable of achieving excellent thermal insulation property and durability to maintain indoor living environment in a satisfactory condition. <P>SOLUTION: This heat insulating panel A is constituted by providing an outside heat insulating material layer 2 on an outdoor side of a panel body 1, providing a heat insulating material filled layer 3 formed by curing a synthetic resin foaming material on an indoor side, providing cutout sections 51, 52 in the heat insulating material filled layer 3, and using these cutout sections 51, 52 as parts for fixing them on the column 4. Preferably, the heat insulating panel B is constituted by providing a moisture permeable waterproof sheet layer 6 on an outdoor side of the outside heat insulating material layer 2. The heat insulating wall structure C is constituted by fixing the heat insulating panel B on the column 4 by using a furring strip 7 by a fixing means 8 through which the furring strip 7 is inserted. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  TECHNICAL FIELD The present invention relates to a heat insulating panel used for an outer wall of a building, and in particular, a heat insulating panel that is fixed to a pillar and forms a heat insulating layer in a building in the case of a general house frame, and a heat insulating wall structure obtained by using the heat insulating panel It is about.

  In recent years, air conditioning in summer has become popular in ordinary houses, and heating in winter has become widespread. Thermal insulation is applied to the walls, ceiling, and floors of buildings to block high outdoor temperatures in summer and cool air in winter. There is a need to improve the performance of houses so that they can spend a comfortable living environment throughout the seasons.

  For example, Toto No. 3042932 discloses a synthetic resin foam in which a plate material and a front heat insulating layer and a back heat insulating layer are formed on the front and back surfaces of the plate material, respectively, and the front and back heat insulating layers are integrally formed with the plate material, respectively. A heat insulating panel is disclosed which is provided with a fixed surface in which a plate material is exposed by cutting out the heat insulating layer from the edge over a predetermined width in the vicinity of the edge of the back heat insulating layer.

  And by using the heat insulation panel comprised as mentioned above, the heat insulation layer is formed on the entire front surface of the plate material, and the temperature change inside and outside is not directly transmitted to the plate material. It is stated that there is no dew condensation in the vicinity, and since the thermal bridge that contacts the outer surface of the plate material is only a fixture for fixing to the panel body, the heat insulation can be greatly improved.

However, as shown in FIGS. 3, 4, 6 (a) and 6 (b) of the above-mentioned patent document, when the heat insulating panel having the above structure is placed on a pillar, a spacer, etc., a heat insulating base is formed. When using normal nails, screws, etc. as a tool, adjust the depth, that is, do not destroy the surface heat insulation layer at the head of the tool or the fixing tool, or use two heads It is necessary to drive using a double-headed nail having a portion, and it cannot be said that an insulating base can be formed with good workability.
Noboru No.3042932

  The present invention has been made in view of the above-described background art, and its purpose is that it can be attached to shafts such as pillars, foundations, horizontal members, etc., particularly main pillars, pillars such as studs with good workability, It is to provide a heat insulating panel having excellent heat resistance and durability, and a heat insulating wall structure using the heat insulating panel, which can block a high outside air temperature in summer and prevent cool air in winter to keep a good indoor living environment.

  In order to solve the above-mentioned problems, a heat insulation panel according to the invention described in claim 1 of the present application is a filled heat insulation formed by providing an outer layer heat insulating material layer on the outdoor side of the panel body and curing the synthetic resin foam on the indoor side. In addition to providing the material layer, the filling heat insulating material layer is provided with a notch, and the notch is used as a fixing part to the column.

  As the panel body, cloth plywood, reinforced plywood, particle board, MDF (medium density fiber board), WBP (wood plastic board), woody board such as agglomerated material, gypsum board such as gypsum board, gypsum slag board , Fiber cement boards such as pulp cement boards, and composites of the above-mentioned substrates can be used.

  Moreover, as a filling heat insulating material which forms the said filling heat insulating material layer, what consists of a synthetic resin foam is used, The various things which are ejected from a nozzle and hardened | cured with the water | moisture content in air or air can be mention | raise | lifted. For example, styrene foam, polyurethane foam, polyisocyanurate foam, phenol foam, vinyl chloride foam, polyethylene reform, urea foam and the like can be exemplified.

  The method for providing the notch is not particularly limited, and after providing the filling heat insulating material layer, the unnecessary part other than the width necessary as the fixing part of the column is cut off to provide the notch, or in the vicinity of the notch in advance. A tape material is affixed to the panel body with a width that is slightly larger than the width of the pillar, and a filling heat insulating material layer is provided thereon, and an unnecessary filling heat insulating material layer and the tape material other than the width necessary for fixing the pillar are integrated. Examples of the method include cutting and providing a cutout portion.

  Invention of Claim 2 of this application WHEREIN: In the heat insulation panel of said Claim 1, the moisture-permeable waterproof sheet layer is further provided in the outdoor side of the said outer-layer heat insulating material layer, It is characterized by the above-mentioned. As the outer heat insulating material constituting the outer heat insulating material layer, compression molded products of rigid synthetic resin foams such as expanded polystyrene, expanded polyurethane, beaded polystyrene, epoxy foam, phenol foam, polyethylene foam, etc. are used. What was shape | molded in plate shape, and what shape | molded the hardness of the grade which hold | maintains a plate-shaped form independently using a high-density glass wool mat, rock wool mat, etc. are used.

  As the moisture-permeable waterproof sheet layer, a known sheet is used, and moisture from the indoor side is exhausted to the outside as a gas, and a moisture-permeable waterproof sheet made of a special material that prevents intrusion of water as a liquid such as rainwater is used. .

  The invention according to claim 3 of the present application is characterized in that, in the heat insulation panel according to claim 1, the cut-out portion is formed leaving a thin filler heat insulating material layer.

  The heat insulating wall structure according to the invention described in claim 4 is characterized in that the heat insulating panel is fixed to a column by a fixing means that passes through the body edge using a body edge.

  In the heat insulation panel according to the first aspect of the present invention, an outer heat insulating material layer is provided on the outdoor side of the panel body, and a filling heat insulating material layer is provided on the indoor side. After the body is sprayed on site, it is cured and formed, so that it can be applied with good workability according to the heat insulation thickness required on site. In addition, a cut-out portion is provided in the obtained heat-insulating material layer, and the cut-out heat-insulating layer is self-supported by using the cut-out portion as a temporary fixing portion to the pillar, and then fixing screws, screw nails, etc. By setting it as the fixing | fixed part fixed by a means, the said heat insulation panel can be firmly fixed to a pillar.

  The invention according to claim 2 of the present application is the heat insulation panel according to the invention of claim 1 above, further comprising a moisture permeable waterproof sheet layer on the outdoor side of the outer heat insulating material layer. Moisture generated by the activity is exhausted to the outside as a gas, and it is possible to prevent the intrusion of water as a liquid such as rainwater, thereby preventing condensation and providing a comfortable living space.

  The invention according to claim 3 of the present application is the heat insulation panel according to the invention of claim 1, wherein the notched portion is formed leaving a thin filled heat insulating material layer, so that the heat insulation panel is temporarily fixed and permanently fixed. It is possible to prevent the heat from escaping due to heat transfer due to direct contact between the pillar and the panel body, and to prevent the heat insulation from deteriorating.

  In the heat insulating wall structure according to the invention of claim 4 of the present application, the heat insulating panel is fixed to the column by the fixing means that passes through the trunk edge using the trunk edge. By fixing the thermal insulation panel to the pillar at the same time, it is possible to simplify the work process, and it is possible to construct the thermal insulation base material with good workability.When used as the outer wall of a general house, condensation etc. indoors Therefore, it is possible to provide a good living environment that is less likely to cause the above problem and has excellent durability.

  Hereinafter, an embodiment of a heat insulation panel according to the present invention will be described in detail with reference to the drawings. FIG. 1 is an explanatory view showing a heat insulating panel A according to the present invention in cross section. As shown in FIG. 1, the heat insulation panel A includes, as an external heat insulating material on the outdoor side of the structural plywood as the panel body 1, for example, an external heat insulating material layer 2 formed by molding foamed polystyrene into a plate shape. Provided on the indoor side, a filled heat insulating material layer 3 is provided.

  The filled heat insulating material layer 3 is made of a synthetic resin foam. For example, polyurethane that reacts with moisture in the air and hardens can be used. During the above reaction, the polyurethane releases carbon dioxide, and the released carbon dioxide is contained to form a foam, and the cured polyurethane resin is bonded and integrated with the panel body 1 by self-adhesive force.

  After the filling heat insulating material layer 3 is formed as described above, the non-existing portions 51 and 52 are provided at locations that are to be fixed to the columns 4 such as the main columns 41 and the inter-columns 42. That is, the main column 41 is fitted into the notched portion 51 formed by the heat insulating panel A and the adjacent heat insulating panel A, and the notched portion 52 provided in the filled heat insulating material layer 3 of the heat insulating panel A. The stud 42 is fitted.

  At this time, by making the inner method d of the main column 41 and the inter-column 42 indicated by the reference sign d in FIG. 1 and the lateral width w of the filled heat insulating material layer 3 substantially equal, the filled heat insulating material layer 3 is connected to the main column 41 and The heat insulating panel A is tightly mounted between the intermediate pillars 42, and the heat insulating panel A is temporarily fixed by the notched portion 51 and the notched portion 52 and is held independently.

  FIG. 2 is a cross-sectional view illustrating a state in which the heat insulating panel A is temporarily fixed after a shaft member such as the main column 41, the inter-column 42, the base outside the drawing, and the horizontal member outside the drawing is assembled. FIG. 3 is an explanatory view showing in cross section a heat insulation panel B according to another embodiment of the present invention. As shown in FIG. 3, in the heat insulation panel B, the notch 51 in which the main column 41 is fitted is formed leaving the thin heat insulating material layer 31, and the notch in which the intermediate column 42 is fitted. Similarly, the removal part 52 is formed leaving the thin filled heat insulating material layer 32.

  In this way, by providing the cutout portions 51 and 52 while leaving the thin filled heat insulating material layers 31 and 32, the heat insulating panel B can be temporarily fixed as described above, and the main column 41, the intermediate column 42, and the panel body 1 can be used. This prevents the structural plywood from coming into direct contact and prevents heat from escaping due to heat transfer. Further, a moisture-permeable waterproof sheet layer 6 made of a special material is provided on the outdoor side of the outer heat insulating material layer 2.

  Next, the heat insulation panel B configured as shown in FIG. 3 is permanently fixed by fixing means such as fixing screws and screw nails. FIG. 4 is an explanatory view showing a state in which the heat insulating panel B is fixed by the fixing means 8. As shown in FIG. 4, the heat insulation panel B includes a main column 41 and an inter-column 42 fitted in the notch portions 51 and 52, a breathable trunk edge 7, a moisture permeable waterproof sheet layer 6, and an outside. It is fixed by the fixing means 8 that passes through the tension heat insulating material layer 2, the panel body 1, and the thin filled heat insulating material layers 31, 32.

  Here, fixing screws, screw nails and the like as the fixing means 8 pass through the body edge 7, the moisture-permeable waterproof sheet layer 6, the outer heat insulating material layer 2 and the panel body 1, and then the thin filler heat insulating material layer 31. 32 is screwed to the column 4 so that the length of the fixing means 8 can be made shorter than that of the conventional fixing means.

  Further, in the heat insulation panel according to the present invention, it is not necessary to carefully place the head of a tool or a fixture so as not to compress and break the heat insulation layer as in the conventional method. 7 and screwed into the heat insulation panel B. Therefore, the heat insulation panel B can be easily fixed to the main column 41 and the intermediate column 42 with good workability.

  FIG. 5 is an explanatory view showing in cross section the heat insulating wall structure C according to the present invention obtained as described above. As shown in FIG. 5, the heat insulating wall structure C has a relatively short fixing screw such that the heat insulating panel B covers the seam from the outside of the moisture permeable waterproof sheet layer 6 by the trunk edge 7. The fixing means 8 such as a screw nail is firmly fixed to the main pillar 41 and the intermediate pillar 42.

  By doing the above, the heat insulation panel according to the present invention is assembled by a nailing of the panel body, such as a structural plywood, etc. to the shaft material after the shaft is assembled as in the conventional construction method, and is further extended There is no need for a plurality of processes such as installation of heat insulating material, tacking of a moisture permeable waterproof sheet, attachment of a breathable trunk edge, and the like. It can be performed only in the step of fixing to As described above, since the work process can be simplified, it is possible to construct the heat insulating base material with good workability and to reduce the construction cost.

  As described above, when the heat insulating wall structure C according to the present invention is used as an outer wall of a general house, it is difficult for condensation to occur indoors, it has excellent heat insulating properties and durability, and provides a good living environment. it can. In addition, in the said embodiment, although the example using the heat insulation wall panel B was demonstrated, it is not limited to the heat insulation wall panel B, You may use the heat insulation wall panel A, In this way, this invention is design-changeable. The present invention belongs to the technical scope of the present invention without departing from the scope of the claims.

Explanatory drawing which shows the heat insulation panel concerning this invention in a cross section. Explanatory drawing which shows the state which temporarily fixed the heat insulation panel concerning this invention after having assembled a shaft material. Explanatory drawing which shows the heat insulation panel concerning other embodiment of this invention in a cross section. Explanatory drawing which shows the state which adheres a heat insulation panel by a fixing means. Explanatory drawing which shows the heat insulation wall structure which concerns on this invention in a cross section.

Explanation of symbols

A Insulation panel B Insulation panel C in another form Insulation wall structure d Inner method w of main pillar and inter-columns Width of filling insulation layer 1 Panel body 2 Outer insulation layer 3 Filling insulation layer 31 Thin filling insulation layer 32 Thin Filling Insulation Layer 4 Pillar 41 Main Pillar 42 Intermediary Pillar 51 Missing Portion 52 Missing Portion 6 Moisture-permeable Waterproof Sheet Layer 7 Trunk Edge 8 Adhering Means

Claims (4)

  An outside heat insulating material layer is provided on the outdoor side of the panel body, and a filled heat insulating material layer formed by curing a synthetic resin foam is provided on the indoor side, and a missing portion is provided in the filled heat insulating material layer. Insulation panel that serves as a fixed part to the pillar.   The heat insulation panel according to claim 1, wherein a moisture-permeable waterproof sheet layer is further provided on the outdoor side of the outer heat insulating material layer.   The heat insulation panel according to claim 1, wherein the lacking part is formed leaving a thin filled heat insulating material layer.   A heat insulating wall structure in which the heat insulating panel is fixed to a column by a fixing means that passes through the body edge using a body edge.

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