JP2003314067A - Extended building with cold/warm air circulating structure and method of constructing the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To achieve enhancement of comfort and energy savings for an extended building by adding a cold/warm air circulating structure in extending an existing building. <P>SOLUTION: The extended building is obtained by installing new wall members and roof members to cover the outer periphery and top of an existing building from which old roof members have been removed, then providing new floor members on the tops of ceiling members at the top floor of the existing building, and forming a living space between the new floor members and the new roof members. Ventilating spaces are created between the sidewalls of the existing building and the new wall members and between the ceiling members and the new floor members and a circulating device for circulating warm air and/or cold air in the ventilating spaces is installed in the attic of the new roof members to construct the extended building with the cold/warm air ventilating structure. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an extension building having a cooling / heating air circulation structure and a method for constructing the extension building, and its object is to add a cooling / heating air circulation structure when an existing building is extended. , To improve habitability and energy saving in the extension building.

[0002]

2. Description of the Related Art Conventionally, there has been known a technique in which a wall of a house has a double structure and air is circulated in a gap between an inner wall and an outer wall so as to enhance the efficiency of cooling and heating. It is disclosed in Japanese Patent Application Laid-Open Nos. 11-211176 and 2001-65074.
However, the conventional techniques represented by the techniques disclosed in these publications are all aimed at newly constructed houses, and their application to newly constructed houses has not been considered at all. In other words, the conventional technology can be implemented only by designing a ventilation space in the housing structure in advance from the design stage before construction, so that the ventilation space is not designed. It could not be applied as it is when expanding an existing house that is being built. Thus, in the past, the construction industry has paid attention only to incorporating an air circulation structure in a newly constructed building, and the idea of adding an air circulation structure when an existing building is added. There was nothing in itself.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and when an existing building is extended, an air circulation for increasing the cooling / heating efficiency of the extended building. It is intended to provide an extended building having a cool and warm air circulation structure that can add a structure and can achieve improvement of habitability and energy saving in the extended building and a method of constructing the extended building. is there.

[0004]

The invention according to claim 1 is
A new wall member and a roof member are constructed so as to surround the outer periphery and the upper part of the existing building from which the roof member has been removed, and a new floor member is provided on the uppermost ceiling member of the existing building. A building structure in which a living space is formed between the floor member and a new roof member, the space between the side wall of the existing building and the new wall member, and between the ceiling member and the new floor member. An extension building having a cold-warm air circulation structure, characterized in that a ventilation space is formed between them, and a circulation device for circulating warm air and / or cold air in the ventilation space is installed in the attic of the new roof member. Regarding The invention according to claim 2 relates to an extended building having a cold and warm air circulation structure according to claim 1, wherein an outer wall material and a heat insulating material of a side wall of the existing building are removed. In the invention according to claim 3, a hollow concrete block is laid on the floor member of the existing building, and the hollow portion of the block communicates with a ventilation space between a side wall of the existing building and a new wall member. The extended building having the cold-warm air circulation structure according to claim 1 or 2, wherein hot air and / or cold air from the circulation device is circulated through the cavity of the block. Regarding The invention according to claim 4 is characterized in that a solar power generation panel is installed on an upper portion of the new roof member, and the circulation device is driven by electric power generated by the power generation panel. The present invention relates to an extended building having the cold / warm air circulation structure according to any one of 1 to 3.

According to a fifth aspect of the present invention, a support member having an upper end extending above the roof member of the existing building is provided upright outside the side wall of the existing building, and a new roof is provided at the upper end of the support member. After providing the member, remove the roof member of the existing building,
Next, a new floor member is provided above the ceiling member on the uppermost floor of the existing building from which the roof member has been removed, thereby forming a living space between the new floor member and the new roof member and A ventilation space is formed between the floor member and the ceiling member, and a new wall member is attached to the outside of the support member, so that the ventilation space is formed between the wall member and the side wall of the existing building. And a circulating device for circulating warm air and / or cold air in these ventilation spaces is installed in the attic of the new roof member. The invention according to claim 6 is characterized in that the ventilation space is formed by removing an outer wall material and a heat insulating material on a side wall of the existing building before mounting the new wall member.
The present invention relates to a method for constructing an extension building having a cool / warm air circulation structure. In the invention according to claim 7, a hollow concrete block is laid on the floor member of the existing building, and the hollow portion of the block is a ventilation space between a side wall of the existing building and a new wall member. 7. A method for constructing an extended building having a cold / warm air circulation structure according to claim 5 or 6, wherein the hot air and / or the cold air from the circulation device are communicated with each other and circulated through the cavity of the block.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION Preferred embodiments of an extended building having a cold / heated air circulation structure and a method for constructing the extended building according to the present invention will be described below with reference to the drawings.
The present invention is characterized by adding a cooling / heating air circulation structure to a building after the extension when an existing building having no cooling / heating air circulation structure is added, and in this respect, from the design stage. It is fundamentally different from a new building that was previously considered to incorporate a cooling / heating air circulation structure.
Regarding the extension method of the existing building which is the basis of the present invention,
The method disclosed by the inventor of the present application in Japanese Patent Application Laid-Open No. 2000-282696 is used, and the present invention applies this extension method to add a cooling / warming air circulation structure to the building after the extension. In the following, in explaining the present invention, the extension method, which is the basis of the present invention, will first be briefly described.

FIG. 1 and FIG. 2 respectively show the state of the building obtained by this extension method before and after the extension. As shown, the roof member (roof shed) of the existing building (1) ( The extended building (2) is constructed by removing 3) and constructing a new wall member (4) and a new roof member (5) so as to surround the outer circumference and the upper part thereof. More specifically, this construction method comprises erected a support member (a steel column or the like) whose upper end extends above the roof member of the existing building on the outer side of the side wall of the existing building. After installing a new roof member in, the roof member of the existing building is removed, and then a floor member is provided above the ceiling member on the uppermost floor of the existing building from which the roof member has been removed. A new living space is formed above and a new wall member is attached to the outside of the support member. Since this method has already been disclosed in Japanese Patent Laid-Open No. 2000-282696, further description is omitted here.

In the illustrated example, the existing building (1) is a two-story building and the expanded building (2) is a three-story building. However, in the present invention, the existing building is When the building (1) is a one-story building and the building (2) after the extension is two or more stories, or the existing building (1) is a three-story building and the building (2) after the extension is four-story It is also applicable to the above cases.
Further, although the illustrated example shows a detached house, it can also be applied to a so-called tenement house.

The present invention applies such an extension method to add a cooling / warming air circulation structure to the building after the extension, and FIG. 3 shows a structure after the addition of the cooling / heating air circulation structure. FIG. 4 is a diagram showing the internal structure of the building (2) in more detail. In the present invention, in the above extension method, a vertical ventilation space (7) is formed between the new wall member (4) and the side wall (6) of the existing building (1).
This ventilation space (7) is formed by simply providing a gap between the outer surface (exterior material) of the side wall (6) of the existing building (1) and the new wall member (4) at the time of extension. However, as shown in FIG. 5, the outer wall material (61) of the side wall (6) of the existing building (1) is provided before the new wall member (4) is provided.
And the heat insulating material (62) are sequentially removed to leave only the wall base and the finishing board on the indoor side, and then a new wall member (4) is constructed with a gap between it and the side wall (6). Is preferred.

As described above, when the ventilation space (7) is formed, the outer wall material (61) and the heat insulating material (62) of the side wall (6) of the existing building (1) are removed, so that the wavy line in FIG. As indicated by the arrow, the heat exchange between the cool air or the warm air flowing through the ventilation space (7) and the air in the room is effectively performed, and the cooling / heating efficiency can be significantly improved.

Further, according to the present invention, the ceiling member (8) on the uppermost floor of the existing building (1) from which the roof member (3) is removed,
A horizontal ventilation space (10) is formed between it and a floor member (9) newly provided above it. This ventilation space (1
0) is the above-mentioned extension method, when a floor member (9) is newly provided on the ceiling member (8) of the existing building,
By forming a space between the ceiling member (8) and the floor member (9), the formed space can be used.
The horizontal ventilation space (10) communicates with the vertical ventilation space (7) as shown in the drawing to allow air to flow through each other.

Further, in the present invention, a horizontal ventilation space (11) is formed inside the existing building (1). FIG. 6 is an explanatory diagram showing a method for forming the ventilation space (11). The ventilation space (11) is a hollow concrete block (1) on the floor member (12) of the existing building (1).
3) is laid, as shown in FIG. 7, the laid hollow concrete blocks (13)
The hollow portion (14) functions as a ventilation space (11) that allows the circulation of warm air or cold air. Note that the illustration of the cavity portion (14) is omitted in FIG. 6. Hollow concrete block (13) thus forming the ventilation space (11)
Not only functions as a passage for circulating warm air or cold air, but also functions as a heat storage material. That is, since the hollow concrete block (13) can store the heat of warm air passing through the inside, it is possible to exert the effect of floor heating on the floor of the existing building (1).
In addition, when the existing building (1) has two or more floors, the orientation of the hollow concrete block (13) may be changed (orthogonal) for each floor as shown in the example.
All floors may have the same orientation.

FIG. 8 is a sectional view specifically showing the structure of the building (2) after the extension in which the ventilation space (11) is formed.
In the illustrated example, the hollow concrete block (13) is continuously laid on the floor members (12) on the first and second floors of the existing building (1). Then, the block (13a) at the end thereof protrudes from the side wall (6) of the existing building (1) from which the outer wall material (61) and the heat insulating material (62) have been removed, whereby the hollow concrete block (13) is formed. (14) communicates with the vertical ventilation space (7) formed between the new wall member (4) and the side wall (6) of the existing building (1). In the present invention, the hollow concrete block (13) may not be projected from the side wall (6), but the hollow portion (14) and the ventilation space (7) may be communicated with each other by using a pipe or the like.

In FIG. 8, reference numeral (15) denotes a heat insulating material incorporated in the new wall member (4). By thus incorporating the heat insulating material (15) in the new wall member (4). Since the heat radiation to the outside of the building is suppressed, the efficiency of cooling and heating can be further improved. Further, as shown in the figure, a plate material (17) is installed so as to connect the base (16) of the existing building (1) and the new wall member (4), and the plate material (1)
By providing the heat insulating material (18) also in the inside of (7), the airtight space (7) can be more tightly sealed, and the cooling and heating efficiency can be further improved. Although not shown, it is also possible to lay a heat insulating material under the hollow concrete block (13). In addition, in FIG. 8, (19) is the existing foundation of the existing building (1), and (20) is the extension part foundation for erecting the support members (steel columns etc.) of the building (2) after the extension. And
(21) is the underground beam of the building (2) after the extension. Also,
(22) is the existing pillar of the existing building (1), (23)
Is an extension pillar (support member) of the extension building (2).

In the present invention, as shown in FIGS. 3 and 4, a circulation device including an air conditioner (15) and a ventilator (16) is installed in the attic of the newly provided roof member (5). Driven by this circulation device, the above-mentioned vertical and horizontal ventilation spaces (7), (10), (1
Circulate warm or cold air to 1).

Further, in the present invention, FIGS.
As shown in FIG. 5, a photovoltaic panel (17) and a battery (not shown) for storing electric power generated by the photovoltaic panel (17) are installed above the new roof member (5), and the photovoltaic panel (17) is installed. It is preferable that the circulation device can be driven by using the electric power generated by. With this configuration, power is not consumed to drive the circulation device, and the surplus power can be used to drive electrical equipment in the room. Combined with the effect of the circulation structure, it is possible to obtain an extended building that is energy-saving and has excellent habitability.

[0017]

As described above, according to the first aspect of the invention, the efficiency of cooling and heating is improved despite the fact that the existing building without the air circulation structure is added. It has an air circulation structure to improve the comfort and energy saving of the building.
According to the invention of claim 2, since the outer wall material and the heat insulating material of the side wall of the existing building are removed, the heat exchange between the cool air or the warm air flowing through the ventilation space and the indoor air is effectively performed. As a result, the efficiency of heating and cooling can be greatly improved. According to the invention of claim 3, the cooling and heating air circulation structure can be newly added to the part of the existing building in the additional building, and the hollow concrete block forming the ventilation space passes through the inside. Since the heat of warm air can be stored, it becomes possible to exert the effect of floor heating on the floor of the existing building. According to the invention of claim 4, electric power is not consumed for driving the circulation device, and the surplus electric power can be used for driving electric equipment in the room. Combined with the effect of the circulation structure, it is possible to obtain an extended building that is energy-saving and has excellent habitability.

According to the invention of claim 5, when an existing building not provided with an air circulation structure is added, it is possible to have an air circulation structure for increasing the efficiency of cooling and heating, which improves the habitability. It is possible to obtain an extension building that can improve and save energy. According to the invention of claim 6, since the ventilation space is formed by removing the outer wall material and the heat insulating material of the side wall of the existing building before the new wall member is mounted, the cold air or the warm air flowing through the ventilation space. And the heat exchange with the room air is effectively performed,
It is possible to easily obtain an extended building that can significantly improve the efficiency of air conditioning. According to the invention of claim 7, when an existing building not provided with an air circulation structure is added, a cooling / heating air circulation structure can be newly added to a part of the existing building in the added building. it can. In addition, in the obtained extension building, the hollow concrete block that forms the ventilation space can store the heat of the warm air that passes through the interior, thus exerting the effect of floor heating on the floor of the existing building. Is possible.

[Brief description of drawings]

FIG. 1 is a diagram showing a state before an extension of an extension building obtained by an extension method forming the basis of the present invention.

FIG. 2 is a diagram showing a state after an extension of an extension building obtained by the extension method which is the basis of the present invention.

FIG. 3 is a diagram showing a building after the addition of a cooling and heating air circulation structure according to the present invention.

FIG. 4 is a view showing in more detail the internal structure of the building after the addition of the cold and warm air circulation structure according to the present invention.

FIG. 5 is a diagram showing a state in which an outer wall material and a heat insulating material on a side wall of an existing building are sequentially removed.

FIG. 6 is an explanatory view showing a method of forming a horizontal ventilation space inside an existing building.

FIG. 7 is a diagram showing a state in which a hollow portion of a hollow concrete block functions as a ventilation space that allows circulation of warm air or cold air.

FIG. 8 is a cross-sectional view specifically showing the structure of a building after an extension in which a ventilation space is formed.

[Explanation of symbols]

1 Existing building 2 extension building 3 Existing roof members 4 New wall members 5 New roof members Side wall of 6 existing buildings 61 Outer wall material for side walls of existing buildings 62 Side wall insulation for existing buildings 7 Vertical ventilation space 8 Ceiling members on the top floor of existing buildings 9 New floor members 10 Horizontal ventilation space 11 Horizontal ventilation space 12 Floor members of existing buildings 13 hollow concrete blocks 14 Cavity 15 Air conditioner (circulator) 16 Ventilator (circulator) 17 solar panels

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Hidetoshi Oyoshi             106, 1086 Koizumicho, Yamatokoriyama City, Nara Prefecture             Miracle Three Corporation             Within F-term (reference) 2E001 DD01 DD03 DD04 DD12 DD17                       EA06 FA03 FA11 FA14 FA16                       GA01 HA04                 2E176 AA23 BB33 BB34

Claims (7)

[Claims] 1. A new wall member and a roof member are constructed so as to surround an outer periphery and an upper portion of an existing building from which the roof member is removed, and a new floor member is provided on an uppermost ceiling member of the existing building. An extended building provided, wherein a living space is formed between the new floor member and the new roof member, the space being provided between the side wall of the existing building and the new wall member and the ceiling member. A cooling / heating air circulation structure characterized in that a ventilation space is formed between the ventilation space and a new floor member, and a circulation device for circulating warm air and / or cold air in the ventilation space is installed in the attic of the new roof member. An extension building with a. 2. The extended building having a cooling / heating air circulation structure according to claim 1, wherein the outer wall material and the heat insulating material of the side wall of the existing building are removed. 3. A hollow concrete block is laid on the floor member of the existing building, and the hollow portion of the block communicates with a ventilation space between a side wall of the existing building and a new wall member. The extended building having the cold / warm air circulation structure according to claim 1 or 2, wherein hot air and / or cold air from the circulation device is circulated through a cavity of the block. 4. A solar power generation panel is installed above the new roof member, and the circulation device is driven by electric power generated by the power generation panel. An extended building having the cooling / heating air circulation structure according to any one of the above. 5. A support member having an upper end extending above the roof member of the existing building is erected on the outside of the side wall of the existing building, and a new roof member is provided on the upper end of the support member. By removing the roof member of the existing building and then providing the new floor member on top of the ceiling member on the top floor of the existing building from which the roof member has been removed, the new floor member and the new roof member are By forming a living space therebetween and forming a ventilation space between the new floor member and the ceiling member, and further by mounting a new wall member outside the support member, the wall member and the existing A cooling / warming air circulation structure, characterized in that a ventilation space is formed between the side wall of a building and a circulation device for circulating warm air and / or cold air in these ventilation spaces is installed in the attic of the new roof member. A method of constructing an extended building having. 6. The cool and warm air according to claim 5, wherein the ventilation space is formed by removing an outer wall material and a heat insulating material on a side wall of the existing building before mounting the new wall member. A method for constructing an extension building having a circulation structure. 7. A hollow concrete block is laid on the floor member of the existing building, and the hollow portion of the block is communicated with a ventilation space between a side wall of the existing building and a new wall member, The method for constructing an extension building having a cold / warm air circulation structure according to claim 5 or 6, wherein warm air and / or cold air from the circulation device is circulated through a cavity of the block.