Residence energy saving method
The energy-saving house design addresses the lack of natural ventilation in attic cooling by using an exhaust port and light-transmitting member with a fan to manage attic air, enhancing energy efficiency through temperature control and air utilization.
Patent Information
- Application Number
- JP2024082991
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2024-05-22
- Publication Date
- 2025-12-09
AI Technical Summary
Existing attic cooling structures lack consideration for natural ventilation, resulting in limited energy-saving effects.
An energy-saving house design with a sealed attic equipped with an exhaust port, opening, and lid for summer ventilation, and a light-transmitting member with a fan for winter air distribution to lower rooms.
Prevents indoor temperature rise in summer and utilizes warm attic air for drying or reading in winter, achieving energy-saving benefits.
Smart Images

Figure 2025178567000001_ABST
Abstract
Description
[Technical Field]
[0001] The present invention relates to an energy-saving house and an energy-saving method for a house, and more particularly to an energy-saving house and an energy-saving method for a house that aims to achieve energy-saving effects. [Background technology]
[0002] BACKGROUND ART Conventionally, for example, there is a cooling structure for an attic that can alleviate the heat inside a room during high summer temperatures and improve livability (see Patent Document 1). [Prior art documents] [Patent documents]
[0003] [Patent Document 1] Japanese Patent Application Publication No. 11-93286 Summary of the Invention [Problem to be solved by the invention]
[0004] In the cooling structure for the attic, a space chamber (12) is provided at a high position below the ridge beam (14) of the attic (10) in contact with the underside of the roof (sheathing board) (26), and a ventilation layer (30) through which air can pass is formed between the sheathing board (26) and insulation material (28) placed a predetermined distance below the sheathing board (26). Outdoor air entering from the lower end of the ventilation layer (30) enters the space chamber (12) from the upper end, and the air in the space chamber (12) can be exhausted to the outdoors by a ventilation fan (46). However, the cooling structure for the attic only cools the attic and does not take into account natural ventilation, resulting in a problem of little energy saving effect.
[0005] The present invention aims to provide an energy-saving house and an energy-saving method for a house, which have been made in consideration of the above problems. [Means for solving the problem]
[0006] The energy-saving home described in claim 1 is an energy-saving home having an attic that is an approximately sealed space, and is equipped with an exhaust port provided in the attic for exhausting air from the attic to the outside of the attic, an opening provided in part of the floor of the approximately sealed space in the attic, and a lid for opening and closing this opening, and in summer, the lid is moved away from the opening to direct warm air from the home through the opening, the approximately sealed space, and the exhaust port to the outside of the attic, thereby preventing the temperature inside the home from rising.
[0007] In addition, the energy-saving house described in claim 2 is an energy-saving house that has an attic that is a substantially sealed space and is equipped with a light-transmitting member that is arranged to face the inside of the attic, and is equipped with a passage that connects the attic to a room below the attic, and a fan that sends air in this passage to the lower room, and in winter, the warm air formed inside the roof-top room is directed through the light-transmitting member into the roof-top room by operating the fan, and is guided through the passage to the lower room.
[0008] Furthermore, the energy-saving house described in claim 3 is an energy-saving house that has an attic that is a substantially sealed space and is equipped with a light-transmitting member that faces the inside of the attic, and is equipped with an opening that is provided in a part of the floor of the substantially sealed space of the attic and is at least large enough to allow people to enter and exit, and a lid that opens and closes this opening, and in winter, warm air is generated inside the roof-top room through the light-transmitting member.
[0009] Furthermore, the energy saving method for a house described in claim 4 is an energy saving method for a house having an attic that is a substantially sealed space, and includes an exhaust port provided in the attic for exhausting air from the attic to the outside of the attic, an opening provided in a part of the floor of the substantially sealed space in the attic, and a lid for opening and closing this opening, and in summer, the lid is moved away from the opening to guide warm air from the house to the outside of the attic through the opening, the substantially sealed space, and the exhaust port, thereby preventing the temperature inside the house from rising.
[0010] Furthermore, the energy saving method for a house described in claim 5 is an energy saving method for a house having an attic that is a substantially sealed space and a light-transmitting member installed facing the attic, and further comprising a passage connecting the attic to a room below the attic and a fan that sends air in this passage to the lower room, and in winter, operates the fan to guide warm air formed inside the roof-top room through the light-transmitting member into the roof-top room via the passage to the lower room.
[0011] Furthermore, the energy saving method for a house described in claim 6 is an energy saving method for a house having an attic that is a substantially sealed space and a light-transmitting member that is arranged to face the inside of the attic, and the house is provided with an opening that is arranged in a part of the floor of the substantially sealed space of the attic and is at least large enough to allow people to enter and exit, and a lid that opens and closes this opening, and in winter, warm air is generated inside the roof-top room via the light-transmitting member, and the roof-top room is used as a drying room or a reading room. [Effects of the Invention]
[0012] According to the energy-saving home described in claim 1, in summer, the lid body can be moved away from the opening, and warm air from the home can be directed outside the attic through the opening, the nearly sealed space, and the exhaust vent, thereby preventing the temperature inside the home from rising and achieving energy-saving effects.
[0013] In addition, according to the energy-saving house described in claim 2, in winter, the warm air formed inside the roof room through a light-transmitting member can be directed to the lower room through a passageway by operating a fan, thereby achieving energy-saving effects.
[0014] In addition, according to the energy-saving house described in claim 3, in winter, warm air is generated inside the roof room via a light-transmitting member, so that the warm air inside the roof room can be used as a drying room, reading room, etc., thereby achieving energy-saving effects.
[0015] Furthermore, according to the energy saving method for a house described in claim 4, in summer, the lid body can be moved away from the opening, and warm air from the house can be guided outside the attic through the opening, the approximately sealed space, and the exhaust vent, thereby preventing the temperature inside the house from rising.
[0016] Furthermore, according to the energy saving method for a house described in claim 5, in winter, warm air formed inside the roof room through a light-transmitting member can be directed to the lower room through a passageway by operating a fan, thereby achieving energy saving effects.
[0017] In addition, according to the energy saving method for a house described in claim 6, in winter, warm air is generated inside the roof room via a light-transmitting member, so that the warm air inside the roof room can be used as a drying room or reading room in winter, thereby achieving energy saving effects. [Brief explanation of the drawings]
[0018] [Figure 1] FIG. 1 is a schematic cross-sectional view of an energy-saving house according to an embodiment of the present invention. [Figure 2] FIG. 2 is a schematic cross-sectional view of the device shown in FIG. 1 with the cover open. [Figure 3] FIG. 3 is a schematic cross-sectional view of an energy-saving house in winter according to an embodiment of the present invention. [Figure 4] FIG. 4 is a schematic view of FIG. 3 as seen from outside the house. [Figure 5] FIG. 5 is a schematic view of FIG. 4 as seen from the right side. [Figure 6] FIG. 6 is a schematic view of the vicinity of the exhaust port of FIG. [Figure 7] FIG. 7 is a schematic diagram of another embodiment different from FIG. [Figure 8] FIG. 8 is a schematic partially enlarged view of another embodiment different from the embodiment of FIG. [Figure 9] FIG. 9 is a schematic diagram of another embodiment different from that of FIG. DETAILED DESCRIPTION OF THE INVENTION
[0019] An energy-saving house and an energy-saving method for a house according to an embodiment of the present invention will be described with reference to FIGS.
[0020] H shown in Figures 1 and 2 is an energy-saving house having an attic 1 which is an approximately sealed space P. The energy-saving house H is equipped with an exhaust vent 2 provided in the attic 1 for exhausting the air inside the attic 1 to the outside of the attic 1, an opening 4 provided in part of the floor 3 of the approximately sealed space P of the attic 1, and a lid 5 for opening and closing this opening 4 (see Figures 1 and 2). In summer, as shown in Figure 2, the cover 5 can be moved away from the opening 4 to guide the warm air from the house to the outside of the attic P through the opening 4, the substantially sealed space P, and the exhaust vent 2, thereby preventing the temperature inside the house from rising.
[0021] Therefore, according to the above-described energy-saving house (home energy-saving method) H, in summer, as shown in Fig. 2, the lid 5 is moved away from the opening 4, and the warm air in the house is guided to the outside of the attic P through the opening 4, the substantially sealed space P, and the exhaust port 2, thereby preventing a rise in temperature inside the house (attic P, rooms 8 and 9) and achieving energy saving effects. The same applies to the following examples. Ventilation may be achieved by a chimney 20 or by a chimney 30 shown in Fig. 7. Natural ventilation may be used for ventilation, but forced ventilation may also be achieved by providing a ventilation fan 50 at the exhaust port 2 and operating the ventilation fan 50 in the summer. In addition, in winter, it is advisable to cover the exhaust port 2 with a lid 20 to prevent ventilation (see FIGS. 8 and 9).
[0022] Next, an energy-saving house (house energy-saving method) H will be described with reference to FIGS. 4 and 5, reference numeral 6 denotes a light-transmitting member provided facing the inside of the attic room 1, reference numeral 7 denotes a passageway connecting the attic room 1 with the rooms 8 and 9 below the attic room 1, and reference numeral 10 shown in FIG. 2 denotes a fan that sends air in the passageway 7 to the lower rooms 8 and 9. In winter, the warm air formed in the roof room 1 through the light-transmitting member 6 is guided to the lower rooms 8 and 9 via the passageway 7 and passage openings 71 and 72 by operating the fan 10.
[0023] Therefore, according to the above-mentioned energy-saving house (energy-saving method for a house) H, in winter, as shown in Figure 3, warm air formed in the roof room 1 through the light-transmitting member 6 is operated by the blower 10 and guided through the passage 7 to the lower rooms 8 and 9, thereby achieving energy saving effects.
[0024] In winter, warm air may be generated, that is, stored, in the rooftop room 1 through the light-transmitting member 6, and the rooftop room 1 may be used as a drying room, reading room, etc. In other words, according to the above-mentioned energy-saving house (energy-saving method for a house) H, in winter, warm air is generated in the roof room 1 through the light-transmitting member 6, so that the warm air in the roof room 1 can be used as a drying room, reading room, etc., thereby achieving energy-saving effects. [Explanation of symbols]
[0025] H Energy-saving housing P Almost closed space 1. Attic 2 exhaust vent 3 beds 4 Openings 5 Lid 6. Light-transmitting material 7 aisles 8 rooms 9 rooms 10. Blower 20 Lid
Claims
1. An energy-saving house having an attic that is a substantially sealed space, an exhaust port provided in the attic that exhausts air from the attic to the outside of the attic; An opening provided in a part of the floor of the substantially enclosed space of the attic; a lid for opening and closing the opening, In summer, the cover is moved away from the opening, and warm air from the house is guided to the outside of the attic through the opening, the substantially sealed space, and the exhaust port, thereby preventing the temperature inside the house from rising. An energy-saving home characterized by:
2. An energy-saving house having an attic that is a substantially sealed space and a light-transmitting member provided so as to face the inside of the attic, a passageway connecting the attic with a room below the attic; a blower for blowing air in the passage into the lower chamber; In winter, the fan is operated to guide the warm air formed inside the rooftop room through the light-transmitting member to the lower room through the passage. An energy-saving home characterized by:
3. An energy-saving house having an attic that is a substantially sealed space and a light-transmitting member provided so as to face the inside of the attic, an opening provided in a part of the floor of the substantially sealed space of the attic, the opening being large enough to allow at least a person to enter and exit; a lid for opening and closing the opening, In winter, the light-transmitting member is used to generate warm air inside the roof-top room.
4. An energy saving method for a house having an attic that is a substantially sealed space, comprising: an exhaust port provided in the attic that exhausts air from the attic to the outside of the attic; An opening provided in a part of the floor of the substantially enclosed space of the attic; a lid for opening and closing the opening, In summer, the cover is moved away from the opening, and warm air from the house is guided to the outside of the attic through the opening, the substantially sealed space, and the exhaust port, thereby preventing the temperature inside the house from rising. A method for energy conservation in a home.
5. An energy saving method for a house having an attic that is a substantially sealed space and a light-transmitting member provided so as to face the inside of the attic, a passageway connecting the attic with a room below the attic; a blower for blowing air in the passage into the lower chamber; In winter, the fan is operated to guide the warm air formed inside the rooftop room through the light-transmitting member to the lower room through the passage. A method for energy conservation in a home.
6. An energy saving method for a house having an attic that is a substantially sealed space and a light-transmitting member provided so as to face the inside of the attic, an opening provided in a part of the floor of the substantially sealed space of the attic, the opening being large enough to allow at least a person to enter and exit; a lid for opening and closing the opening, In winter, warm air is generated inside the rooftop room through the light-transmitting member, and the rooftop room is used as a drying room or a reading room. A method for energy conservation in a home.
Citation Information
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