JP2003148767A - Air-conditioning system for dwelling house - Google Patents

Abstract

PROBLEM TO BE SOLVED: To adjust a space of the changing sunshine in a comfortable air- conditioned environment without changing any air supply and air-conditioning capacity of an air conditioner, or changing a duct. SOLUTION: An air conditioner 19 is connected to air outlets 20A and 20B of a drawing room 10 on the first floor via a ventilation duct 21, and the air conditioner 19 is connected to an air outlet 42 of a bedroom 18 on the second floor via a ventilation duct 45. The ventilation ducts connected to the air conditioner 19 are branched into two systems, one branched duct 23A is connected to a third air outlet 22 of the drawing room 10 via an electrically-driven damper 24, and the other branched duct 23B is connected to an air outlet 43 of the bedroom 10 via an electrically-driven damper 47. By operating a rotary switch 51 of a control panel 50, the electrically-driven dampers 24 and 47 are controlled to open/close so that the air supply to the drawing room 10 which is easily affected by the sunshine and the air supply to the bedroom 18 which is less easily affected by the sunshine are adjusted without changing the air volume and the air-conditioning capacity of the air conditioner.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a residential air conditioner for air conditioning each space by sending conditioned air from an air conditioner into a plurality of partitioned spaces such as a bedroom, a living room, and a drawing room in a general house. The present invention relates to a system, and more particularly to a residential air conditioner system capable of adjusting a space with a changed load condition to an optimum air conditioner without changing the airflow, the heating / cooling capacity of an air conditioner, and the laying of ducts. .

[0002]

2. Description of the Related Art In recent years, detached houses have been made more airtight and highly heat-insulated by developing new building materials and improving construction technology. Along with this, air conditioning in the house
There is a change from a system in which individual rooms such as a bedroom, a living room, and a reception room are conditioned by air to a centralized air-conditioning system in which the entire house is conditioned in one place.

Conventionally, in such an air conditioning system for a house, an air conditioner collectively installed indoors and the like, and an air outlet provided on a ceiling or the like of each room such as a bedroom, a living room, and a reception room are separately provided. Connected by a ventilation duct, mix the outside air taken in through the duct with the return air sucked in through the duct, and then air cooled or dehumidified (when cooling) or heated and humidified (when heating) according to the load conditions. Blow out into the room from the outlet through the duct. In this way, the comfort and health of people living in each room can be maintained.

[0004]

However, in the conventional air conditioning system for detached houses, there is one ventilation duct for separately guiding the conditioned air from the air conditioner to each room, and the harmony for each room. Since the amount of air supplied is also fixed, for example, when the load conditions in the living room and bedroom change after the installation of the air conditioning system and the comfort in the room deteriorates, for example, the sun in the summer hits the living room or bedroom. Even if the air conditioner does not work or the heating becomes too hot in the winter, the living room or bedroom will be comfortable unless you change to a model with a large airflow and cooling / heating capacity of the air conditioner or re-install the duct. It is not possible to adjust the air condition.

The present invention has been made in order to solve the above-mentioned conventional problems, and does not require changing the air flow rate or the cooling / heating capacity of the air conditioner or re-installing the duct, and the load condition depending on the amount of sunlight. It is an object of the present invention to provide a residential air conditioning system capable of adjusting a changing space of a room to a comfortable air conditioning state.

[0006]

In order to achieve the above object, the invention of claim 1 sends conditioned air from an air conditioner to a plurality of partitioned spaces such as a bedroom, a living room, and a drawing room in a house. A residential air conditioning system for air conditioning each space, wherein a plurality of ventilation ducts are laid separately between the air conditioner and each space to supply conditioned air from the air conditioner to each space, At least one provided in each ventilation duct to blow out the conditioned air into the space
One air outlet, and a connection between the return air suction port and the air conditioner respectively provided on the ceiling surface or the side surface of the plurality of spaces optimal for producing circulating air in the space A plurality of return air ducts that are laid and suck in the air of the plurality of spaces and return to the air conditioner; an outside air introduction duct that is connected to the air conditioner and that introduces outside air into the air conditioner; A space that is connected to the air conditioner and discharges part of the return air that is returned to the air conditioner to the atmosphere, and is less susceptible to the amount of sunlight such as the sunshine in the space to be air conditioned. The ventilation duct laid in the space is divided into two systems, one of the branched ducts is used as a conditioned air supply duct to the space that is less susceptible to the amount of sunlight, and the other branch duct is used for sunlight. To a space that is easily affected by volume It is laid as a conditioned air amount increasing duct, and dampers for opening and closing the passages of the branch ducts are provided in the middle of the both branch ducts. It is characterized by being configured so that the air volume can be adjusted.

According to a second aspect of the present invention, in the residential air conditioning system according to the first aspect, the damper is composed of an electric damper that is opened and closed by an electric motor, controls both of the electric dampers to be open, and operates both electric motors. It is characterized by including a control panel for controlling one of the dampers to open and the other to close. According to a third aspect of the present invention, in the residential air conditioning system according to the first or second aspect, one of the spaces in which the return air suction port is provided is a closet.

According to a fourth aspect of the present invention, in the residential air conditioning system according to the second aspect, the control panel includes a rotary switch that switches the electric damper between an open state and a closed state. According to a fifth aspect of the present invention, in the residential air conditioning system according to the second aspect, the control panel detects the amount of sunshine, indoor temperature and humidity, etc. by respective sensors, and based on the detection results, the electric damper is opened and It is characterized in that it is configured to be switched to a closed state.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic plan view showing an arrangement system of the air conditioning system on the first floor and the second floor when the air conditioning system for a house according to the present invention is applied to a two-story house, and FIG. FIG. 3 is an explanatory view showing a connection relationship between the air conditioner and each duct in the embodiment, and FIG. 3 is a front view of a control panel of the electric damper in the embodiment of the present invention.

As shown in FIG. 1, the layout of the first floor of a two-story house includes a drawing room 10, a living room 11, and a dining kitchen 1.
2. Machine room 13 and closet 1 for air conditioner installation
In addition to the structure having 4, 15, the floor plan has a bathroom, bathroom, entrance floor, etc., which are not shown. The air-conditioned space on the first floor is the reception room 1
0, living room 11, dining kitchen 12, closet 14, 15 and washroom, entrance floor. Since the reception room 10 on the first floor is located on the southwestern surface, it is a space that is easily affected by the amount of sunlight such as the sunshine in summer and the comfort of the indoor environment is likely to change.

The first floor and the second floor are connected by a staircase 16, and the floor plan of the second floor has a study 17 and a bedroom 18. The space to be air-conditioned on the second floor is the study 17 and the bedroom 18, and the stairs 16 connecting the first and second floors. In addition, the bedroom 18 on the second floor is located on the southeast side,
Therefore, the space is not easily affected by the amount of sunlight such as the sunshine and the comfort of the indoor environment is unlikely to change.

An air conditioner 19 for air-conditioning the air-conditioning target spaces on the first and second floors is installed in the machine room 13. On the first floor, first and second outlets 20A, 20B are provided on the ceiling surface or side wall surface of the reception room 10,
The first and second outlets 20A and 20B and the air conditioner 1
9 is connected by a ventilation duct 21 laid under the ceiling or the like. In addition, the ceiling surface or the side wall surface of the reception room 10 is provided with a third outlet 22 that functions when the amount of sunshine on the reception room 10 is increased due to the sunlight and the comfort of the indoor environment is greatly impaired. One branch duct 23A, which is a branch of the ventilation duct 23 connected to the air conditioner 19, is divided into two systems and is connected to the third outlet 22. The electric damper 24 is provided.

First and second outlets 25 and 26 and a return air suction port 27 are provided on the ceiling surface or the side wall surface of the living room 11, respectively. The first and second outlets 25 and 26 and the air are provided. The air conditioner 19 is connected to the air conditioner 19 by a ventilation duct 28 laid under the ceiling, and the return air suction port 27 and the air conditioner 19 are connected with the air return duct 2 under the ceiling.
9 are connected. Also, dining kitchen 1
An air outlet 30 is provided on the ceiling surface or side wall surface of 2, and the air outlet 30 and the air conditioner 19 are connected to each other by a ventilation duct 31 laid behind the ceiling or the like.

Return air inlets 32 and 33 are provided on the ceiling surfaces or side wall surfaces of the closets 14 and 15, respectively. The return air inlets 32 and 33 and the air conditioner 19 are provided.
And the ventilation ducts 33, 35 laid in the ceiling or the like.
Are connected by. Furthermore, the air conditioner 1
An outside air introduction duct 36 for introducing outside air into the air conditioner 19 is connected to the air conditioner 9, and an outside air intake 37 having a built-in filter is provided at the atmosphere open end of the outside air introduction duct 36.

An outlet 38 and a return air suction port 39 are provided on the ceiling surface or side wall surface of the study 17 on the second floor, and the space between the outlet 30 and the air conditioner 19 is above the ceiling. Are connected by a ventilation duct 40 laid in the. Further, the return air suction port 39 and the air conditioner 19 are connected by a return air duct 41 laid on the ceiling or the like.

First and second outlets 42, 43 and a return air suction port 44 are provided on the ceiling surface or the side wall surface of the bedroom 18 on the second floor, respectively. The air conditioner 19 is connected to the air conditioner 19 by a ventilation duct 45 laid on the ceiling or the like, and the ventilation duct 45 is connected to an outlet 46 provided on the ceiling surface of the stairs 16. Further, the second air outlet 43 and the air conditioner 19 are connected to each other by the ventilation duct 23 and the other branch duct 23B laid in the ceiling or the like.
An electric damper 47 for opening and closing the passage is provided in the middle of the branch duct 23B. Further, the return air suction port 44 and the air conditioner 19 are connected by a return air duct 48 laid on the ceiling or the like. Further, in FIG. 1, the air conditioner 19 is connected to an exhaust duct 49 that discharges a part of the return air returned to the air conditioner 19 to the atmosphere.

In FIG. 1, reference numeral 50 is a control panel for controlling the opening and closing of the electric dampers 24 and 47.
Is installed on the side wall of the reception room 10 on the first floor, for example, and is electrically connected to the electric dampers 24 and 47. Further, as shown in FIG. 3, the control panel 50 has a rotary switch 51. The rotary switch 51 controls the electric damper 24 and the electric damper 24 so that both electric dampers 24 and 47 are opened. Open, electric damper 4
The "reception room" position to control 7 closed, and the electric damper 24
Is closed and the electric damper 47 is opened so that it can be switched to the "bedroom" position.

In the thus constructed residential air conditioning system, when the air conditioner 10 is driven, the air conditioner 10 is cooled / dehumidified (during cooling) or heated / humidified (during heating) in accordance with load conditions. ) The conditioned air is passed through each ventilation duct to each air conditioning target space on the first floor, that is, the reception room 10, the living room 11,
It is blown out to the dining kitchen 12, the washroom, the entrance floor, etc., and air-conditions the respective air-conditioning target spaces. In addition, each air conditioning target space on the second floor, that is, Study 1
The space of the stairs 16 connecting the first floor and the second floor is air-conditioned with the 7 and the bedroom 18. This makes it possible to maintain comfort and health for residents in the house.

On the other hand, when the air conditioner 10 is driven, the return air sucked from the return air suction port 27 on the first floor is returned to the air conditioner 10 and further the return air suction port on the second floor. The return air sucked from 39, 44 is returned to the air conditioner 10, the return air is mixed with the outside air sucked from the outside air intake 37, and the air conditioner 10 is cooled, dehumidified or heated again. After being humidified, it is supplied to the air conditioning target spaces on the first and second floors, and a part of the return air is discharged to the atmosphere through the exhaust duct 49. In addition, the air in the closets 14 and 15 is supplied to the respective return air suction ports 3
It is sucked from 2, 33 and returned to the air conditioner 19.
Therefore, return the air that has been used for air conditioning in this way,
Moreover, by discharging a part of it to the atmosphere, it is possible to remove chemical substances such as formaldehyde, toluene, xylene, etc. generated from building materials, and it is possible to save energy.

Next, the electric damper 24 is controlled by the control panel 50.
The operation when the opening and closing of 47 and 47 is controlled will be described.
When the rotary switch 51 of the control panel 50 is switched to the "shared" position, both electric dampers 24 and 47 are controlled to be in the open state. Thereby, the conditioned air from the air conditioner 19 is blown out into the reception room 10 on the first floor in addition to the conditioned air from the first and second outlets 20A and 20B. As a result, the comfort level in the drawing room 10 can be adjusted by increasing the air volume into the drawing room 10. In addition, although the air volume to the second floor bedroom 18 is reduced by opening the electric damper 27, the bedroom 1
The comfort of 8 is maintained, and the comfort of bedroom 18 can be adjusted at the same time.

Further, the rotary switch 51 of the control panel 50
The electric damper 2 when switching to the "reception room" position
4 is opened and the electric damper 47 is controlled to be closed. Along with this, all of the conditioned air supplied from the air conditioner 19 to the ventilation duct 23 is blown out from the third outlet 22 into the reception room 10 on the first floor, so that the air volume is significantly increased. . As a result, even if the amount of sunshine on the reception room 10 such as the sun increases and the cooling load on the reception room 10 increases, the amount of air supplied to the air conditioner 19 or the cooling / heating capacity may be changed, or the duct may be re-installed. Without it, the indoor environment of the reception room 10 can be maintained in a comfortable state.
When the rotary switch 51 of the control panel 50 is switched to the "bedroom" position, the electric damper 24 is closed and the electric damper 47 is controlled to be open. Along with this, all of the conditioned air supplied from the air conditioner 19 to the ventilation duct 23 is blown out from the second outlet 43 into the bedroom 18 on the second floor, so that the air volume is increased and the bedroom 18 Even if the number of occupants increases, the indoor environment of the bedroom 18 can be maintained in a comfortable state without changing the supply air volume of the air conditioner 19 or the heating / cooling capacity or re-installing the duct.

In the above embodiment, the method of manually controlling the rotary switch 51 of the control panel 50 to open and close the electric dampers 24 and 47 has been described, but the present invention is not limited to this. For example, the amount of sunlight such as the sunshine and the indoor temperature and humidity are detected by the respective sensors, control information is generated from the detection results, and the electric dampers 24 and 47 are opened and closed as in the case of the above-described embodiment. It is also possible to do so. Further, the adjustment of the air volume of the air conditioning target space in the present invention is not limited to the drawing room 10 and the bedroom 18 shown in the above-mentioned embodiment, and other air conditioning target spaces which are easily affected by the amount of sunshine can be used. Can be similarly applied.

[0023]

As described above, according to the residential air conditioning system of the present invention, the load condition changes depending on the amount of sunshine without changing the air flow rate or cooling / heating capacity of the air conditioner or re-installing the duct. The air-conditioned target space can be adjusted to a comfortable air-conditioned state. Further, according to the present invention, since the air used for air conditioning of the air conditioning target space is returned, and a part of the air is discharged to the atmosphere,
It has an effect that chemical substances such as formaldehyde generated from building materials can be removed and energy can be saved.

[Brief description of drawings]

FIG. 1 is a schematic plan view showing an arrangement system of air conditioning systems on a first floor and a second floor when a residential air conditioning system according to the present invention is applied to a two-story house.

FIG. 2 is an explanatory diagram showing a connection relationship between the air conditioner and each duct according to the embodiment of the present invention.

FIG. 3 is a front view of a control panel of the electric damper according to the embodiment of the present invention.

[Explanation of symbols]

10 reception room 11 living room 12 dining kitchen 13 Machine room 14,15 closet 17 Study 18 bedrooms 19 air conditioner 20A 1st outlet 20B Second outlet 22 3rd outlet 21,23,28,40,45 Ventilation duct 23A, 23B Branch duct 25 First outlet 26 Second outlet 27,30,39,44 Return air suction port 29, 31, 41, 48 Return air duct 36 Outside air introduction duct 37 Outside air intake 38, 42, 43, 46 Outlet 50 control panel 51 rotary switch

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI theme code (reference) F24F 11/02 F24F 11/02 EF term (reference) 3L051 BD02 BD03 3L058 BD00 BE08 BG01 BG04 3L060 AA06 AA07 CC06 CC19 DD08 EE26

Claims (5)

[Claims] 1. A home air conditioning system for air conditioning each space by feeding conditioned air from an air conditioner into a plurality of partitioned spaces such as a bedroom, a living room, and a reception room in a house. A plurality of ventilation ducts that are separately laid between the machine and each of the spaces to supply conditioned air from the air conditioner to each space, and at least one blown out the conditioned air provided in each of the ventilation ducts into the space. An air outlet and a return air inlet provided on each of the ceiling surfaces or side surfaces of a plurality of spaces suitable for producing circulating air in the space and the air conditioner are laid so as to be connected to each other. A plurality of return air ducts that suck air in the plurality of spaces and return to the air conditioner; an outside air introduction duct that is connected to the air conditioner and introduces outside air into the air conditioner; An air exhaust duct connected to the air conditioner for discharging a part of the return air returned to the air conditioner to the atmosphere, and is less affected by the amount of sunlight such as the sunshine in the space to be air conditioned. The ventilation duct laid in the space is divided into two systems, one of the branched ducts is used as a conditioned air supply duct to the space that is less susceptible to the amount of sunlight, and the other branch duct is used for sunlight. Laid as a conditioned air increasing duct into a space that is easily affected by the amount of the air, and dampers for opening and closing the passages of the branch ducts are provided in the middle of the branch ducts, respectively, and by opening and closing the dampers, the solar radiation amount is increased. A residential air conditioning system characterized by being able to adjust the amount of air blown into a space that is easily affected by. 2. The damper includes an electric damper that is opened and closed by an electric motor, and includes a control panel that controls both of the electric dampers to open and one of the electric dampers to open and the other to close. The air conditioning system for a house according to claim 1, wherein: 3. A space provided with the return air suction port 1.
The air conditioning system for a house according to claim 1 or 2, wherein one is a closet. 4. The air conditioning system for a house according to claim 2, wherein the control panel includes a rotary switch that switches the electric damper between an open state and a closed state. 5. The control panel is configured to detect the amount of sunlight, indoor temperature and humidity, etc. by respective sensors, and to switch the electric damper between an open state and a closed state based on the detection result. The residential air conditioning system according to claim 2.