JP2000291977A - Air-conditioning system for house - Google Patents

Abstract

PROBLEM TO BE SOLVED: To effectively air condition entire house or a part of the same and select either sending hot air or cold air from an air conditioning apparatus, directly to a room or sending the same to an underfloor space. SOLUTION: A vertical ventilation layer 8 is formed between an inner wall 7, that defines a room and an outer wall 6 of a house 1, which layer is communicated with an underfloor ventilating layer 9 and an attic space ventilating layer 10, and vent holes 4a, 5a communicated with the underfloor ventilating layer 9 are formed in floors of the room 4, 5. There is provided changeover means 23, 33 which are connected with fan air ducts 22, 32 extending from an outlet side end portion of an air conditioning apparatus 19 to the lower portion of the ventilating hole for selectively sending hot air or cold air flowing in the air fan ducts 22, 32 to either of the ventilation holes 4a, 5a or the underfloor ventilating layers 9, 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioning system for a house in which the whole or a part of the house can be efficiently heated and cooled so as to be suitable for each of summer and winter.

[0002]

2. Description of the Related Art As a conventional device of this kind, for example,
There is one disclosed in Japanese Patent Application Laid-Open No. 9-217947 or the like by the present applicant.

[0003] In this air conditioning system, a vertical ventilation layer is formed between the inner wall of a plurality of rooms provided inside the house and the outer wall of the house, and the vertical ventilation layer forms a ventilation layer above the ceiling and below the floor. And an air conditioner having a heating and cooling function outside the house. The air conditioner is provided with switching means, and by switching this switching means, for example, in winter, warm air is circulated upward through each room and the vertical ventilation layer to effectively heat each room, and In the summer, the cool air is circulated downward, so that each room can be cooled effectively.

[0004]

In the above air conditioning system, the direction of the flow of warm air or cold air is switched by a single switching means, so that individual control for each room or each floor cannot be performed. Therefore, it is not possible to select whether to pass warm or cold air through each room or through a vertical ventilation layer. In addition, in a typical duct-type air-conditioning installation example, since there is only an option of indoor blowing or shut-off, a load is applied to the blower at the time of shut-off, and the life of the device may be shortened.

[0005] For this reason, warm or cold air is blown into a room where no person is present, and it is not possible to concentrate and supply warm or cold air to a room where a person is present. There are problems such as not allowing cool air to pass directly into the room, and not being able to select clean heating and cooling.

The present invention has been made in view of the above-mentioned problems of the prior art, and not only can the entire house be efficiently heated and cooled, but also some of the rooms and some of the It is an object of the present invention to provide an air conditioning system for a house in which floors can be heated and cooled in a concentrated manner, or clean heating and cooling that does not directly pass warm or cool air through a room or heating and cooling that directly passes through a room can be selected. .

[0007]

According to the present invention, the above-mentioned problem is solved as follows. (1) A vertical ventilation layer is formed between the outer wall of the house and the inner wall that separates the rooms to communicate with the underfloor ventilation layer and the underfloor ventilation layer, and a ventilation hole communicating with the underfloor ventilation layer is provided on the floor of each room. Formed below, connected to a ventilation duct extending from the outlet side end of the air conditioner below the ventilation port, and heats or cools the air flowing through the ventilation duct to either the ventilation port or the underfloor ventilation layer. Switching means for selecting and blowing air is provided.

(2) In the above item (1), the end of the suction duct connected to the inlet side end of the air conditioner is opened in the ventilation layer above the ceiling.

(3) In the above item (1) or (2), the switching means is provided with a function of shutting off the warm air or cold air flowing through the air duct to neither the vents nor the underfloor ventilation layer. Shall have.

(4) In any one of the above items (1) to (3), the switching means has a function of simultaneously blowing air to both the ventilation port and the underfloor ventilation layer.

(5) In any one of the above items (1) to (4), an opening is formed in the ceiling of the room, and the air flow between the room and the ceiling ventilation layer is formed in the opening. Install ventilation control shutters that allow or block.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A house provided with an embodiment of the air conditioning system of the present invention will be described below with reference to the accompanying drawings.

The house (1) has rooms (4) and (5) separated by doors (2) and (3) on the first and second floors, respectively, and has an outer wall (6) having an insulating and airtight structure. A vertical ventilation layer (8) is formed between the inner wall (7) and the vertical ventilation layer. An under-floor ventilation layer (9) is formed below the floor of the first floor portion, and an under-ventilation ventilation layer (10) is formed behind the ceiling of the second floor portion. An inter-story ventilation layer (underfloor ventilation layer) (11) is formed between the floor and the floor of the second floor, and these ventilation layers (9), (10), and (11) are respectively vertical ventilation layers ( 8) communicate with each other.

An opening (13) is formed in the ceiling of the blow-out space (12) outside the room (5) on the second floor, and this opening (1) is formed.
3) is provided with a ventilation control shutter (14) for controlling ventilation between the ventilation space (12) and the ventilation layer (10) above the ceiling.

An air purification filter (1) is provided in the inter-story ventilation layer (11).
5), fan for forced circulation (16), outdoor unit for outdoor heating and cooling
An air conditioner (19) including a heating / cooling means (18) such as a heat exchanger connected to (or a hot water boiler) (17) is provided.

An inlet-side end (the right end in FIG. 1) of the air conditioner (19) has an upwardly-extending suction duct (20) whose front end is opened in the ventilation layer (10) above the ceiling, and is substantially horizontal. , And house
The outside air intake duct (21) which is open outside (1) is connected.

The outlet side end of the air conditioner (19) (left end in FIG. 1)
Is connected to a short air duct (22), and at the end of the air duct (22), a switching means (23) comprising a three-way valve is connected, and the switching means (23) It is provided below a vent (5a) (see FIG. 3) formed in the floor of (5).

The switching means (23) is of a hollow box type as shown in an enlarged manner in FIGS. 2 to 4, 6 and 7. Inside, a cylindrical hollow portion (24) facing the front-rear direction is formed, and on the upper surface and the lower surface, a horizontal rectangular outlet hole (25) long in the front-rear direction communicating with the hollow portion (24), respectively. 26) is formed, and an entrance hole (27) communicating with the air duct (22) and the hollow portion (24) is formed on the right side surface.

In the hollow portion (24), a rotary member having a front and rear end of a substantially crescent-shaped valve body (28) made of a heat insulating material such as a foamed synthetic resin closed by a disk-shaped end plate (29). (30) is rotatably fitted, and a protruding shaft (31) protruding from the center of the left and right end plates (29) is a bearing (not shown) provided on the front and rear side surfaces of the hollow portion (24). The rotating member (30) is rotatably supported in the hollow portion (24) by a manual rotation operation means (not shown) connected to the protruding shaft (31) or a remote operation in combination with an electric motor (not shown). It is designed to rotate.

Below the air duct (22) at the outlet end of the air conditioner (19), a downward and long air duct (32) whose end is open in the underfloor ventilation layer (9) is provided. Connected
At the end of the air duct (32), the same switching means (33) as above
The switching means (33) is provided below a vent (4a) (see FIG. 4) formed in the floor of the room (4).

In this embodiment, when the air conditioner (19) is operated, the air and the outside air in the ventilation layer (10) above the ceiling are separated from the suction duct (20) and the outside air intake duct (21). It is sucked into the air conditioner (19), where the air purification filter (15)
Then, after passing through the fan (16), the temperature is adjusted to a desired temperature set by the heating / cooling means (18), and is sent to the switching means (23) (33) by the ventilation ducts (22) (32).

In the winter season shown in FIG.
8) to heating and ventilation control shutter (1
4) is fully closed, and the rotating member (30) of each switching means (23) (33) is
Then, all the warm air sent from the ventilation ducts (22) and (32) is blown toward the underfloor ventilation layer (9) and the inter-floor ventilation layer (11).

As indicated by the arrows in FIG. 1, warm air rises from the underfloor ventilation layer (9) and the inter-floor ventilation layer (11) to the vertical ventilation layer (8) to reach the ceiling ventilation layer (10). Then, the air is returned from the suction duct (20) to the air conditioner (19). The warm air returned to the air conditioner (19) passes through the air purification filter (15) and the fan (16) and is heated and cooled.
After being heated in (18), the air is sent again to the air ducts (22) and (32), so that the warm air is released from the ventilation layers (8), (9) and (10) of the house (1).
The rooms (4) and (5) circulating in (11) and surrounded by these ventilation layers (8) (9) (10) (11) are effectively heated.

Further, for example, when there is no person in the room (4) on the first floor and only in the room (5) on the second floor,
By rotating the rotating member (30) of the switching means (33) to the state shown in FIG. 4, the warm air sent from the air duct (32) is not discharged at all. In this way, warm air circulates between the floor ventilation layer (11) and the ceiling ventilation layer (10),
Since only the room (5) on the floor is heated, wasteful heat energy is prevented from being wasted.

On the other hand, in the summer season shown in FIG. 5, the heating / cooling means (18) is switched to cooling, the ventilation control shutter (14) is fully opened, and the rotating member (30) of each switching means (23) (33) is opened.
Is rotated to the state shown in FIG. 6, and the air ducts (22) (3)
All the cool air sent from 2) is sent into the rooms (4) and (5).

As shown by the arrows in FIG.
(4) While cooling (5), it flows out between the doors (2) and (3) to the outside of the rooms (4) and (5) on each floor, and the ventilation control shutter (14) on the ceiling of the ventilation space (12) Then, the air flows into the ceiling ventilation layer (10), and is returned from the suction duct (20) to the air conditioner (19). The cool air returned to the air conditioner (19) passes through the air purification filter (15) and the fan (16), and is cooled by the heating / cooling means (18).
Each room is sent again to the air ducts (22) and (32).
(4) Cool air is continuously blown to (5), and each room (4) (5) is effectively cooled.

For example, when there is no person in the room (4) on the first floor and only in the room (5) on the second floor,
The rotating member (30) of the switching means (33) is rotationally moved to the state shown in FIG. 4, so that the cool air sent from the air duct (32) is shut off here so that it is not discharged at all. In this way, since the cool air is sent only to the room (5) on the second floor, waste of heat energy is prevented.

If the rotating member (30) of the switching means (23) (33) is rotationally moved to the state shown in FIG.
Room (4) (5) side and underfloor ventilation layer (9) (interlevel ventilation layer (11))
It flows to both sides, so that the rooms (4) and (5) can be heated and cooled both from the inside of the rooms (4) and (5) and the outside of the rooms.

[0029]

According to the first aspect of the present invention, by switching the switching means of each room, the warm air or the cold air sent from the air conditioner is directly passed through the room, thereby rapidly cooling the room. Heat and cool well, or conversely, do not pass warm or cool air directly to the room, but lead to the underfloor ventilation layer and heat and cool the room from the outside of the inner wall, so-called clean heating and cooling, use of each room The selection can be made according to the situation, and the function of selecting the air conditioner is improved. In addition, not only can the entire house be efficiently heated and cooled, but also some of the rooms and some of the floors can be centrally heated and cooled according to the usage of each room by individually switching the switching means of each room. And effective use of heat energy can be achieved. By air-conditioning the outside of the room, such as under the floor and above the ceiling, heat storage, cold storage, and temperature adjustment can be performed using the building structure.

According to the second aspect of the present invention, the warming or cooling air flowing directly through each room from the switching means or upward through the vertical ventilation layer from the under-floor ventilation layer is sent to the ceiling-back ventilation layer. By collecting and returning the air to the air conditioner, the conditioned air can be constantly circulated upward and efficient heating and cooling can be achieved.

According to the third aspect of the invention, by switching off the means for switching between rooms and floors that are not used, the function of heating and cooling other rooms and floors can be enhanced, and effective use of energy can be achieved. be able to.

According to the fourth aspect of the invention, warm air and cool air can be simultaneously supplied from the air conditioner to both the inside of the room and the underfloor ventilation layer from one switching means, so that efficient heating and cooling can be achieved. Can be planned.

According to the fifth aspect of the present invention, the cool air which hardly flows upward is opened by opening the ventilation control shutter provided on the ceiling, and is sucked from there to the ventilation layer behind the ceiling, thereby circulating the cool air upward. While heating, by closing this ventilation control shutter,
It is possible to prevent the warm air from flowing quickly upward and the heating effect from being reduced.

[Brief description of the drawings]

FIG. 1 is a schematic vertical sectional front view showing a state of a house provided with an embodiment of the present invention in winter.

FIG. 2 is an enlarged exploded perspective view in which a part of the switching means is broken.

FIG. 3 is an enlarged vertical sectional front view of the switching means when hot air or cold air is blown downward.

FIG. 4 is an enlarged vertical sectional front view of the switching means when the air supply is stopped.

FIG. 5 is a schematic vertical sectional front view showing a state in summer of a house provided with one embodiment of the present invention.

FIG. 6 is an enlarged vertical sectional front view of the switching means when hot or cold air is blown to the room side.

FIG. 7 is an enlarged vertical sectional front view of the switching means when hot air or cold air is blown to both the room side and the lower side.

[Explanation of symbols]

 (1) House (2) (3) Door (4) (5) Room (4a) (5a) Vent (6) Exterior wall (7) Interior wall (8) Vertical ventilation layer (9) Underfloor ventilation layer (10) Ceiling Back ventilation layer (11) Inter-floor ventilation layer (underfloor ventilation layer) (12) Ventilation space (13) Opening (14) Ventilation control shutter (15) Air purification filter (16) Fan (17) Outdoor unit for heating and cooling ( 18) Heating / cooling means (19) Air conditioner (20) Suction duct (21) Outside air intake duct (22) Ventilation duct (23) Switching means (24) Hollow part (25) (26) Exit hole (27) Inlet hole (28) Valve element (29) End plate (30) Rotating member (31) Projection shaft (32) Ventilation duct (33) Switching means

Claims (5)

[Claims] 1. A vertical ventilation layer communicating between an underfloor ventilation layer and a ceiling ventilation layer is formed between an outer wall in a house and an inner wall partitioning a room, and ventilation communicating with the underfloor ventilation layer on the floor of each room. A vent is formed, below the vent, connected to a ventilation duct extending from the outlet side end of the air conditioner, and warm air or cold air flowing in the ventilation duct is passed through the vent and the underfloor ventilation layer. And a switching means for selecting and sending air to any one of the air conditioners. 2. The air conditioning system for a house according to claim 1, wherein the end of the suction duct connected to the inlet side end of the air conditioner is opened to the ventilation layer above the ceiling. 3. The house according to claim 1, wherein the switching means has a shut-off function of not sending hot air or cold air flowing in the air duct to either the air vent or the underfloor air layer. Air conditioning system. 4. The switching means has a function of simultaneously blowing air to both the ventilation port and the underfloor ventilation layer.
4. The air conditioning system for a house according to any one of to 3 above. 5. An opening is formed in a ceiling of a room, and a ventilation control shutter for permitting or blocking air flow between the room and the ventilation layer above the ceiling is attached to the opening. Item 5. An air conditioning system for a house according to any one of Items 1 to 4.