JP3308054B2 - External insulation structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat insulating structure for a building, and more particularly to an external heat insulating structure in which a heat insulating material is provided between a base material of an outer wall and an exterior material.

[0002]

2. Description of the Related Art Buildings such as houses have various heat insulating structures for the purpose of preventing heat from escaping from floors, walls, ceilings, devices such as water heaters, ducts and pipes, and the like.

[0003] Of these, an external heat insulating structure provided for the purpose of preventing the diffusion of heat from the outer wall is particularly important in cold regions.

Conventionally, an external heat insulating structure shown in FIG. 6 has been known.

[0005] According to the figure, the outer heat insulating structure has a plurality of body edges 70 attached to the outer surface 12 of the constructed outer wall base 10 at predetermined intervals in parallel with the width direction of the outer wall base 10. After that, the outer wall base 10 is constituted by a plate-like heat insulating material 80 attached so as to cover the exposed portion of the outer surface 12.

Further, an exterior material (not shown) is attached to the outer surface of the rim 70, and the outer wall portion is completed.

[0007]

However, the above-mentioned conventional heat insulation structure has the following problems.

[0008] The plate-shaped heat insulating material 80 is attached to the outer surface 12 of the outer wall base 10 at the site after the body edge 70 is attached. At this time, the exposed portion of the outer surface 12 of the outer wall base 10 is exposed. It is difficult to attach the plate-like heat insulating material 80 to the dimensions of the building without gaps, and as shown in FIG. There was a problem that heat escaped.

Further, it is troublesome to attach the plate-like heat insulating materials 80 one by one while adjusting the dimensions on site, and there is also a problem that workability is poor.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide an external heat insulating structure which has an excellent heat insulating effect, is easy to construct, and has a high working efficiency. It is in.

[0011]

According to a first aspect of the present invention, there is provided an external heat insulating structure in which a heat insulating material is attached between a base material of an outer wall of a building and an exterior material.
A wide plate-shaped main heat insulating material that can be attached to a plurality of pieces, leaving the outer wall base surface portion adjacent to the outer wall base surface,
A heat insulating material for connection, which is attached to a surface exposed portion of the outer wall base material and fills a gap between the main heat insulating materials, wherein a side surface of the main heat insulating material extends outward from the outer wall base side toward the center of the main heat insulating material. inclined side surfaces of the connecting insulation inclined then co corresponds to the inclination of the side surface of the main insulation material
At the corner of the building, near the corner of the main insulation
The surface is parallel to the direction of insertion of the connecting insulation, or under the outer wall
When the intersection angle of the ground or wall panel with the face material is parallel
Characterized by tilting at an angle smaller than the intersection angle of
I have.

A second aspect of the present invention is characterized in that the main heat insulating material is previously integrally attached to the outer surface of the wall panel constituting the outer wall foundation.

A third aspect of the present invention is characterized in that the main heat insulating material has a rectangular frame having an outer periphery for attaching an exterior material.

A fourth aspect of the invention is characterized in that the main heat insulating material has a body edge projecting outward on the surface of the frame.

[0015]

[0016]

According to the first aspect of the present invention, the main heat insulating material is attached to the outer wall base while leaving the outer wall base surface portion, so that when the outer wall base is constructed by the wall panel, the main heat insulating material is attached to the outer wall base. Nailing can be performed from the exposed portion of the base surface to connect the wall panels.

Since the joining surfaces of the main heat insulating material and the connecting heat insulating material are inclined corresponding to each other, the thickness of the heat insulating layer necessary for heat insulation can be ensured even if some gaps are formed in the joining surfaces. You. In addition, in the corner, the main heat insulating material
Insulation for connection after attaching to exterior wall base or wall panel
Can be attached.

In the second invention, the wall panel and the main heat insulating material are integrally formed to cope with industrialization.

In the third aspect, the attachment between the main heat insulating material and the exterior material becomes strong.

In the fourth aspect, the building can be ventilated between the exterior material and the heat insulating material.

[0021]

[0022]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 shows an embodiment in which a heat insulating portion is provided by an external heat insulating structure according to the present invention on a linear outer wall base 10 constructed by connecting wall panels 10a in series.

In the present embodiment, a heat insulating plate formed of a polystyrene foam heat insulating plate is used as a heat insulating material constituting the heat insulating portion.

As shown in FIG. 1, the heat insulating portion attached to the outer surface 12 of the outer wall base portion 10 includes a main heat insulating material 3.
0 and the connecting heat insulating material 40.

Main heat insulating material 30 and connecting heat insulating material 40
Is manufactured in a factory in advance and transported to a construction site.

The main heat insulating material 30 is composed of a plate-shaped heat insulating member 32 and a rectangular wooden frame 34 surrounding the outer periphery of the heat insulating material. The length of the main heat insulating material 30 is almost the same as that of the wall panel 10a. The width is smaller than the width of the wall panel 22.

Both side surfaces 36 of the main heat insulating material 30 are inclined toward the center of the main heat insulating material 30 from the surface on the outer wall base side toward the outside.

The main heat insulating material 30 is provided near the center of the outer surface 12a of the wall panel 10a near the center of the outer surface 12a of the wall panel 10a except for both sides of the outer surface 12a of the wall panel 10a. It is attached by abutting.

The frame 34 serves as a mounting portion for the exterior material.

The connecting insulating material 40 is provided on the outer base contact surface 4.
2. It has a trapezoidal cross section having an outer surface 44, both side surfaces 46, an upper surface and a lower surface.

The length of the lateral side of the outer base contact surface 42 is substantially equal to the distance between the main heat insulating materials 30 attached to the adjacent wall panels 10a, 10a at the surface position of the wall panel 10a.

The length of the lateral side of the outer surface 44 is substantially equal to the distance between the main heat insulating materials 30 attached to the adjacent wall panels 10a, 10a at the outer surface position.

The side surface 46 is a side portion 3 of the main heat insulating material 30.
It is inclined corresponding to 6.

The connecting heat insulating material 40 is connected to the adjacent wall panel 1.
The exposed portion of the outer surface 12a at the position of the joint portion 0a, 10a is attached to the outer base contact surface 42 in contact with the exposed portion,
Fill gaps between adjacent main heat insulating materials 30, 30. Further, the heat insulating material 40 for connection is formed in a short dimension, and a plurality of the short heat insulators are provided in series to correspond to the height of the outer wall foundation 10, so that the outer wall foundation 10 is formed of a small wall. In this case, it is possible to cope with the situation by adjusting the number of serially connected units.

FIG. 2 is a sectional view showing an external heat insulating structure according to the embodiment.

As shown in FIG. 2, the outer heat insulating structure according to the embodiment includes a side surface 36 of the main heat insulating material 30, which is a joint between the main heat insulating material 30 and the connecting heat insulating material 40, and a connecting heat insulating material 40.
By providing corresponding slopes on the side surfaces 46 of the
Even if there is some gap in the joint, the thickness of the heat insulating material is ensured, so that the diffusion of heat can be prevented, and there is an excellent heat insulating effect.

Further, since the heat insulating effect can be maintained even if some gaps are formed, it is not necessary to attach the heat insulating material while adjusting the dimensions at the site, so that the main heat insulating material 30 and the connecting heat insulating material 40 are previously prepared. It can be manufactured in a factory,
Workability is improved.

Further, according to the above-described heat insulating structure, it is possible to integrally form the wall panel 10a and the main heat insulating material 30 in advance in a factory.

The wall panels 10a are connected to each other by nailing the core members from the face material side at the joint portion. However, since the main heat insulating material 30 is attached so as to avoid the side portions of the wall panel 10a, Main insulation material 3 for wall panel 10a
Even if 0 is attached, it does not hinder the connection of the wall panel 10a.

By integrally forming the wall panel 10a and the main heat insulating material 30 in a factory in advance, the workability is further improved.

As another embodiment, there is the following case.

In the above embodiment, the outer heat insulating structure of the outer wall base 10 in which the wall panels 10a are connected linearly has been described as an example, but the outer wall base 10 constructed in an orthogonal or T-shape is shown.
Can be used in the same manner at the outside corner and inside corner.

In such a case, the connecting heat insulating material 40
Has a polyhedral shape adapted to each case.

FIG. 3 is a cross-sectional view showing the external heat insulating structure at the protruding corner.

As shown in the figure, the connecting heat insulating material 40 covers the exposed portion of the outer surface 12a of the wall panel 10a, and fills the gap between the adjacent main heat insulating materials 30 with the protruding corner portion interposed therebetween.

FIG. 4 is a cross-sectional view showing the external heat insulation structure at the corner.

The connecting member 40 covers the exposed portion of the outer surface 12a of the wall panel 10a as shown in the figure, and fills the gap between the adjacent main heat insulating materials 30 with the protruding corner portion therebetween.

At this time, the side surfaces of the main heat insulating material 30 are connected with the connecting heat insulating material 4 so as to insert the connecting heat insulating panel 40 between the adjacent main heat insulating materials 30 across the corner.
It is necessary that the wall panel 10a be parallel to the insertion direction 0 (FIG. 4) or be inclined at an intersection angle with the outer surface 12a of the wall panel 10a smaller than the intersection angle in the parallel state.

Other structures and effects are the same as those of the wall panel 10.
This is the same as the external heat insulating structure of the outer wall base 10 in which the a is linearly connected.

The present invention is not limited to the above embodiment, and various modifications can be made within the scope of the invention.

For example, as shown in FIG.
It is also possible to form a part of the outer surface of the zero frame body 34 outwardly beyond the heat insulating material to form the body edge 50. By having the body edge 50, the ventilation of the building is further improved. The torso edge 50 may be formed in the vertical member of the frame 34 to perform vertical ventilation, or the torso 50 may be formed to the horizontal member of the frame 34 to perform lateral ventilation. . It is also possible to form the body edge 50 in a state where it is not continuous vertically and horizontally, and to perform ventilation in the vertical and horizontal directions.

The frame body 34 is not limited to wood, and may be made of resin or the like as long as it has strength and does not hinder the heat insulating effect when the exterior material is attached. Further, if the heat insulating material itself has a necessary strength, the frame 34 is not necessarily required.

The foundation of the outer wall does not necessarily need to be constructed by the panel construction method, but may be another construction method such as a frame construction method.

[0055]

As described above, according to the first aspect of the present invention, the required thickness of the heat-insulating layer can be obtained even when a slight gap is formed by joining the heat-insulating materials at an inclined angle. Therefore, there is an effect that the heat insulating effect is maintained.

Further, by forming the heat insulating material into a panel in advance, it is possible to save time and effort on site and to improve the working efficiency. In addition, in the corners, the main insulation is
After connecting to the base or wall panel, remove the connection insulation.
Can be attached.

According to the second aspect of the present invention, in the case where the outer wall base portion is constructed by the wall panel, the accuracy can be improved by integrally forming the main heat insulating material and the wall panel in advance, and the working efficiency can be improved. Is further improved.

According to the third aspect, the mounting of the exterior material can be made firm.

According to the fourth aspect of the invention, sufficient ventilation of the building can be ensured, and there is an effect of preventing the building from shortening its useful life due to intrusion of moisture or moisture.

[0060]

[Brief description of the drawings]

FIG. 1 is a perspective view showing an external heat insulation structure according to an embodiment of the present invention.

FIG. 2 is a sectional view showing an external heat insulating structure according to the embodiment of the present invention.

FIG. 3 is a cross-sectional view showing an external heat insulating structure of the present invention at a protruding corner.

FIG. 4 is a cross-sectional view showing an external heat-insulating structure of the present invention at a corner.

FIG. 5 is a cross-sectional view showing an external heat insulating structure having a trunk portion.

FIG. 6 is a perspective view showing a conventional external heat insulating structure.

FIG. 7 is a sectional view showing a conventional external heat insulating structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Outer wall base 10a Wall panel 12 Outer surface of outer wall base 12a Outer surface of wall panel 30 Main heat insulating panel 32 Plate heat insulating member 34 Frame 36 Side of heat insulating panel 40 Heat insulating material for connection 46 Heat insulating material for connection side

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A 3-62939 (JP, U) JP-A 60-17807 (JP, U) JP-A 59-146464 (JP, U) JP-A 55- 44951 (JP, U) Fully open 1979-167513 (JP, U) Fully open 1979-73021 (JP, U) Fully open 56-49829 (JP, U) Fully open 1979-135013 (JP, U) (58) Field surveyed (Int.Cl. ⁷ , DB name) E04B 1/74-1/80

Claims (4)

(57) [Claims] 1. An external heat insulating structure in which a heat insulating material is attached between a base material of an outer wall of a building and an exterior material, wherein the heat insulating material is attached to a surface of the base material of the outer wall while leaving a surface portion of the base material of the outer wall adjacent thereto. A wide plate-shaped main heat insulating material, and a connecting heat insulating material attached to an exposed surface of the outer wall base to fill a gap between the main heat insulating materials. Toward the center of the main heat insulator, the side surface of the connecting heat insulator is inclined corresponding to the inclination of the side surface of the main heat insulator.
And at the corner of the building, the side of the corner of the main insulation
Is parallel to the direction of insertion of the insulation for connection, or
Or, when the intersection angle of the wall panel
Characterized by being inclined at an angle smaller than the intersection angle
Insulation structure. 2. The external heat insulating structure according to claim 1, wherein the main heat insulating material is previously integrally attached to an outer surface of a wall panel constituting an outer wall foundation. 3. The external heat insulating structure according to claim 1, wherein the main heat insulating material has a rectangular frame having an outer periphery for attaching an exterior material. 4. The external heat insulating structure according to claim 3, wherein the main heat insulating material has a body edge projecting outward on the surface of the frame.