JP2007071495A - Air conditioner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To create a comfortable environment by supplying the same blowing and suction air amounts to each room interior, in carrying out concurrent air conditioning of a plurality of room interiors by branching air supply ducts and suction ducts wherein there is a problem of occurrence of air conditioning loss caused by outflow of indoor air and inflow of outdoor air, since a blowing air amount and a suction air amount in regard to each room interior are different due to duct lengths, duct bending, and the number of branches. <P>SOLUTION: The air conditioner capable of carrying out circulation supply of air-conditioned air of necessary blowing and suction air amounts to the room interior 111 without consideration to resistance of an air course due to a duct length, duct bending, and the number of branches by controlling air amounts of a suction unit 107 provided with a suction motor 1 and a suction fan 2, and a blowing unit 108 provided with a blowing motor 9 and a blowing fan 10 such that they are the same amount. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an air conditioning unit in which an intake fan used in an indoor unit of an air conditioner is eliminated from an indoor unit main body, an intake fan is provided in an intake unit, and an outlet fan is provided in an outlet unit.

  Conventionally, this type of air conditioner has been known in which an indoor fan body is provided with an intake fan for blowing air (see, for example, Patent Document 1).

  Hereinafter, the air conditioner will be described with reference to FIGS. 19 and 20.

  As shown in FIG. 19, the outdoor unit 101 is connected to the indoor unit 103 by a refrigerant pipe 102, and includes a heat exchanger 104 and a blower indoor fan 105 inside the indoor unit 103, and the heat exchanger 104 is connected from the blower indoor fan 105. The passing cold air or warm air is sent to the air duct 106. Air from the room is sucked from the suction unit 107. The blow unit 108 blows out air from the indoor unit 103 and is sent from the suction unit 107 to the indoor unit 103 through the suction duct 109 so that cold air or warm air is circulated. The remote controller a110 is installed in the room 111, and is controlled by the room control means a112 so that the set temperature of the remote controller a110 is reached.

In addition, as shown in FIG. 20, the air duct 106 and the suction duct 109 are often branched to cool or heat a plurality of rooms at the same time, and each room 111 is provided with a pair of suction units 107 and outlet units 108. Known air conditioners are known.
JP 2003-287271 A

  In such a conventional air conditioner, the air duct and the suction duct may be branched to heat and cool a plurality of rooms at the same time. Depending on the duct length, the bending of the duct, and the number of branches, the intake air volume of each suction unit, Due to the difference in the air flow rate of the unit, there are problems such as the occurrence of air conditioning loss due to the outflow of indoor air due to excessive air flow or the inflow of outdoor air due to insufficient air flow, and it takes time to reach the set temperature due to insufficient air flow. It is required to supply the optimum air volume by making the air volume and the blown air volume the same.

  The present invention solves such a conventional problem, and provides an air conditioner that can adjust the intake air volume and the intake air volume in the room to the same air volume, supply the optimum air volume to each room, and create a comfortable environment. It is intended to provide.

  Further, in the conventional air conditioner, when the indoor air is dirty, it is required to quickly change the air while suppressing the fluctuation of the indoor temperature.

  The present invention solves such a conventional problem, and is an air conditioner that can take in fresh outdoor air into the room and suppress indoor temperature fluctuations, and can quickly exhaust dirty air in the room to the outdoors. The purpose is to provide a machine.

  Further, in the conventional air conditioner, it is required to quickly exhaust the dirty air in the room detected by the sensor while suppressing the fluctuation of the room temperature.

  The present invention solves such a conventional problem. When the sensor detects indoor dirt, fresh outdoor air can be taken into the room and the temperature inside the room can be suppressed, and the air can be quickly exhausted outdoors. The purpose is to provide an air conditioner.

  In addition, conventional air conditioners only operate normally even when the indoor carbon dioxide concentration increases, and it is required to suppress the variation in indoor temperature and reduce the carbon dioxide concentration.

  The present invention solves such a conventional problem. When the concentration of carbon dioxide increases, fresh outdoor air is taken into the room, indoor temperature is suppressed, and indoor air is exhausted to the outside. It aims at providing the air conditioner which can reduce a density | concentration.

  In addition, conventional air conditioners only operate normally even if the indoor carbon dioxide concentration increases, and it is required to rapidly reduce the carbon dioxide concentration by suppressing fluctuations in the indoor temperature.

  The present invention solves such a conventional problem. When the concentration of carbon dioxide increases, fresh outdoor air is taken into the room to suppress indoor temperature fluctuations, and the indoor air is exhausted to the outside and sucked in. An object of the present invention is to provide an air conditioner capable of rapidly reducing the carbon dioxide concentration by increasing the intake air volume of the unit and the blowout air volume of the blowing unit and increasing the exhaust air volume exhausted outdoors.

  In addition, the conventional air conditioner only operates normally even if the carbon monoxide concentration in the room increases, and it is required to reduce the carbon monoxide concentration by suppressing the fluctuation of the indoor temperature.

  The present invention solves such a conventional problem. When the concentration of carbon monoxide increases, fresh outdoor air is taken into the room, the temperature fluctuation in the room is suppressed, and the indoor air is exhausted to the outside. It aims at providing the air conditioner which can reduce a carbon oxide density | concentration.

  Further, conventional air conditioners only operate normally even if the carbon monoxide concentration in the room rises, and it is required to rapidly reduce the carbon monoxide concentration by suppressing fluctuations in the indoor temperature.

  The present invention solves such a conventional problem. When the concentration of carbon monoxide increases, fresh outdoor air is taken into the room, indoor temperature is suppressed, and indoor air is exhausted outdoors. An object of the present invention is to provide an air conditioner capable of rapidly reducing the carbon monoxide concentration by increasing the intake air volume of the suction unit and the blowout air volume of the blow unit and increasing the exhaust air volume exhausted outdoors.

  In addition, conventional air conditioners only operate normally even when the amount of dust in the room rises, and it is required to reduce the dust by suppressing the temperature fluctuation in the room.

  The present invention solves such a conventional problem. When dust rises, fresh outdoor air is taken into the room, indoor temperature is suppressed, indoor air is exhausted outdoors, and the amount of dust is reduced. It aims to provide an air conditioner that can be used.

  Further, the conventional air conditioner only operates normally even if the indoor dust rises, and it is required to suppress the fluctuation of the indoor temperature and to reduce the dust rapidly.

  The present invention solves such a conventional problem. When dust rises, fresh outdoor air is taken into the room, indoor temperature is suppressed, indoor air is exhausted to the outdoors, and the suction unit is An object of the present invention is to provide an air conditioner capable of rapidly reducing the amount of dust by increasing the amount of intake air and the amount of air blown from the blow-out unit and increasing the amount of exhaust air exhausted to the outside.

  Further, conventional air conditioners only operate normally even if the formaldehyde concentration in the room rises, and it is required to reduce the formaldehyde concentration by suppressing fluctuations in the indoor temperature.

  The present invention solves such a conventional problem. When the formaldehyde concentration rises, fresh outdoor air is taken into the room, the temperature fluctuation in the room is suppressed, the indoor air is exhausted outdoors, and the formaldehyde concentration is reduced. It aims at providing the air conditioner which can be reduced.

  In addition, conventional air conditioners only operate normally even if the formaldehyde concentration in the room increases, and it is required to rapidly reduce the formaldehyde concentration by suppressing fluctuations in the room temperature.

  The present invention solves such a conventional problem. When the formaldehyde concentration increases, fresh outdoor air is taken into the room, indoor temperature is suppressed, indoor air is exhausted to the outdoors, and a suction unit. It is an object of the present invention to provide an air conditioner capable of rapidly reducing the formaldehyde concentration by increasing the amount of intake air and the amount of air blown from the blow-out unit, and increasing the amount of air discharged to the outside.

  In addition, the conventional air conditioner only operates normally even if the indoor ammonia concentration increases, and it is required to suppress the fluctuation of the indoor temperature and reduce the ammonia concentration.

  The present invention solves such a conventional problem. When the ammonia concentration rises, fresh outdoor air is taken into the room, indoor temperature is suppressed, the indoor air is exhausted to the outdoors, and the ammonia concentration is reduced. It aims at providing the air conditioner which can be reduced.

  In addition, conventional air conditioners only operate normally even if the indoor ammonia concentration rises, and it is required to rapidly reduce the ammonia concentration by suppressing fluctuations in the indoor temperature.

  The present invention solves such a conventional problem, and when ammonia concentration increases, fresh outdoor air is taken into the room, indoor temperature is suppressed, indoor air is exhausted to the outdoors, and a suction unit is provided. It is an object of the present invention to provide an air conditioner that can rapidly reduce the ammonia concentration by increasing the intake air amount and the blow air amount of the blow unit and increasing the exhaust air amount exhausted outdoors.

  Further, in the conventional air conditioner, it is required to check a person who is present in the room and to create a comfortable environment by generating an intake air flow and an air flow amount corresponding to the number of persons present in the room.

  This invention solves such a conventional subject, and it aims at providing the air conditioner which can control the intake air from a suction unit and a blow-out unit, and a blow-off air quantity by the number of people in a room. .

  Further, in the conventional air conditioner, it is required to check the person who is present in the room, to suppress the fluctuation of the temperature in the room and to discharge the bad smell such as cigarette odor and CO ↓ 2.

  The present invention solves such a conventional problem, and when the presence of a room is detected, fresh outdoor air is taken into the room, indoor temperature fluctuations are suppressed, and unpleasant odors inside the room are exhausted outdoors. It aims at providing the air conditioner which can do.

  In a conventional air conditioner, a single remote controller branches a single air duct or suction duct, and in an air conditioner that air-conditions each room, the room where the remote control is installed is at the set temperature of the remote control. If this happens, the compressor capacity of the outdoor unit will be reduced, but it is required to control the compressor capacity finely and save energy.

  The present invention solves such a conventional problem, and when the room temperature in each room reaches the set temperature of the remote controller provided in each room, the compressor capacity of the outdoor unit is finely controlled according to the temperature condition in each room. It aims at providing the air conditioner which can reduce power consumption.

  In order to achieve the above object, an air conditioner of the present invention includes an outdoor unit, an indoor unit including a heat exchanger connected to the outdoor unit by a refrigerant pipe, and an indoor air connected to the indoor unit by a duct. A suction unit including an intake motor and an intake fan, intake control means for controlling the intake fan and the intake motor, a blow motor and a blow fan connected to the indoor unit by a duct and blowing indoor air And a blow control unit for controlling the blow fan and the blow motor in the blow unit. The intake control means reads the current detected by the current value detection means of the intake motor by a microcomputer and reads the intake air volume. The blowing control means controls the current detected by the blowing current value detecting means of the blowing motor; And it controls the reading blowing air volume.

  By this means, an air conditioner capable of adjusting the intake air volume and the intake air volume in the room to the same air volume and supplying the optimum air volume to each room is obtained.

  In order to achieve the above object, the air conditioner of the present invention switches the air path between a suction unit for sucking indoor air, a four-way branching unit that branches into four directions, the indoor unit and the outdoor, by a duct. The air path is switched by the switching damper and the branch control means of the four-way branch unit.

  By this means, an air conditioner capable of taking in fresh outdoor air into the room and suppressing indoor temperature fluctuation and discharging dirty air in the room to the outside can be obtained.

  Moreover, the air conditioner of this invention provides a sensor in a four-way branch unit in order to achieve the said objective.

  By this means, the air conditioner can control the four-way branch unit with the detection value of the sensor, take in fresh outdoor air into the room, suppress indoor temperature fluctuations, and discharge indoor dirty air to the outdoors Is obtained.

  In order to achieve the above object, the air conditioner of the present invention is provided with a CO ↓ 2 sensor in the four-way branch unit.

  By this means, the four-way branch unit is controlled by the detection value of the CO ↓ 2 sensor, fresh outdoor air is taken into the room, indoor temperature fluctuation is suppressed, and the indoor air is discharged to the outside. It is possible to obtain an air conditioner capable of reducing the above.

  In order to achieve the above object, the air conditioner of the present invention is provided with a CO ↓ 2 sensor in the four-way branch unit, and includes a branch control means, an intake control means, and a blowout control means for reading the value of the CO ↓ 2 sensor. They are connected by electric wires.

  By this means, the branch unit is controlled by the detected value of the CO ↓ 2 sensor, fresh outdoor air is taken into the room, indoor temperature is suppressed, the indoor air is discharged to the outside, and the suction unit and the blowout unit are further blown out. An air conditioner that can increase the intake and blowing air volume of the unit and rapidly reduce the CO ↓ 2 concentration is obtained.

  In order to achieve the above object, the air conditioner of the present invention is provided with a CO sensor in the four-way branch unit.

  By this means, the branch unit can be controlled by the detection value of the CO sensor, fresh outdoor air can be taken in indoors, indoor temperature can be suppressed, indoor air can be discharged outdoors, and CO concentration can be reduced. An air conditioner is obtained.

  In order to achieve the above object, the air conditioner of the present invention is provided with a CO sensor in the four-way branch unit, and the branch control means for reading the value of the CO sensor, the intake control means, and the blowout control means are connected by electric wires. Is.

  By this means, the four-way branch unit is controlled by the detection value of the CO sensor, fresh outdoor air is taken into the room, indoor temperature is suppressed, the indoor air is discharged to the outside, and the suction unit and the blowout unit are further blown out. An air conditioner capable of increasing the intake and blowing air volume of the unit and rapidly reducing the CO concentration is obtained.

  Moreover, the air conditioner of this invention provides a dust sensor in a four-way branch unit in order to achieve the said objective.

  By this means, the four-way branch unit is controlled by the detection value of the dust sensor, fresh outdoor air is taken into the room, indoor temperature is suppressed, the indoor air is discharged to the outside, and the amount of dust is reduced. An air conditioner that can be used is obtained.

  In order to achieve the above object, the air conditioner of the present invention is provided with a dust sensor in the four-way branch unit, and the branch control means for reading the value of the dust sensor, the intake control means, and the blowout control means are connected by electric wires. Is.

  By this means, the four-way branch unit is controlled by the detection value of the dust sensor, fresh outdoor air is taken into the room, indoor temperature is suppressed, the indoor air is discharged to the outside, and the suction unit and the blowout unit are further blown out. An air conditioner capable of increasing the intake and blowing air volume of the unit and rapidly reducing the dust volume is obtained.

  Moreover, the air conditioner of this invention provides a VOC sensor in a four-way branch unit in order to achieve the said objective.

  By this means, the four-way branch unit is controlled by the detection value of the VOC sensor, fresh outdoor air is taken into the room, indoor temperature is suppressed, the indoor air is discharged to the outdoors, and the VOC concentration is reduced. An air conditioner that can be used is obtained.

  In order to achieve the above object, the air conditioner of the present invention is provided with a VOC sensor in the four-way branch unit, and the branch control means for reading the value of the VOC sensor, the intake control means, and the blowout control means are connected by electric wires. Is.

  By this means, the four-way branch unit is controlled by the detection value of the VOC sensor, fresh outdoor air is taken into the room, indoor temperature is suppressed, the indoor air is discharged to the outside, and the suction unit and the blowout unit are further blown out. An air conditioner capable of increasing the intake and blowing air volume of the unit and rapidly reducing the VOC concentration is obtained.

  Moreover, the air conditioner of this invention provides an ammonia sensor in a four-way branch unit in order to achieve the said objective.

  By this means, the four-way branch unit is controlled by the detection value of the ammonia sensor, fresh outdoor air is taken into the room, indoor temperature fluctuation is suppressed, indoor air is discharged outdoors, and ammonia concentration is reduced. An air conditioner that can be used is obtained.

  In order to achieve the above object, the air conditioner of the present invention is provided with an ammonia sensor in the four-way branch unit, and the branch control means for reading the value of the ammonia sensor, the intake control means, and the blowout control means are connected by electric wires. Is.

  By this means, the four-way branch unit is controlled by the detection value of the ammonia sensor, fresh outdoor air is taken into the room, indoor temperature is suppressed, the indoor air is discharged to the outside, and the suction unit and the blowout unit are further blown out. An air conditioner capable of increasing the intake air volume and blowing air volume of the unit and rapidly reducing the ammonia concentration is obtained.

  In order to achieve the above object, the air conditioner of the present invention is provided with a human sensor in the suction unit, and the human sensor control means for reading the human sensor value, the suction control means, and the blowout control means are connected by electric wires. To do.

  By this means, an air conditioner capable of controlling the intake air and the blown air volume of the suction unit and the blowout unit according to the number of people in the room is obtained.

  In order to achieve the above object, the air conditioner according to the present invention is provided with a human sensor in the suction unit, and the human sensor value is connected to the human body control means, the branch control means, the intake control means, and the blowout control means. It connects by.

  By this means, people who are in the room are confirmed, fresh outdoor air is taken into the room, indoor temperature fluctuations are suppressed, and indoor dirty air is discharged outdoors by the four-way branch unit. An air conditioner capable of controlling the intake air of the blowout unit and the blown air volume is obtained.

  In order to achieve the above object, the air conditioner of the present invention is configured such that the intake control means of the suction unit provided in each room is connected to the indoor control means of the indoor unit by an electric wire.

  By this means, an air conditioner having an energy saving effect can be obtained without increasing the compressor frequency more than necessary by transmitting data to the outdoor unit through the indoor / outdoor connection line to the compressor frequency of the outdoor unit according to the cooling / heating capacity of each room. .

  According to the present invention, the intake air amount of the suction unit and the suction air amount of the blower fan are adjusted to the same air amount without providing a fan for blowing air in the indoor unit, and without considering the duct length, the bending of the duct, and the number of branches. By doing so, it is possible to provide an air conditioner that can supply only the necessary air volume into each room, reduce the occurrence of air conditioning loss, and supply the optimal air volume that reaches the set temperature in a short time.

  Further, according to the present invention, a four-way branch unit is provided in the suction unit, and air that has an effect of taking in fresh outdoor air into the room and suppressing indoor temperature fluctuations and discharging dirty air in the room to the outdoors. A harmonic machine can be provided.

  In addition, according to the present invention, a sensor is provided in the four-way branch unit, and the air path of the four-way branch unit is switched, so that fresh outdoor air is taken into the room and indoor temperature is suppressed. It is possible to provide an air conditioner that is effective for exhausting outdoors.

  In addition, according to the present invention, the air path of the four-way branch unit is switched according to the carbon dioxide concentration, fresh outdoor air is taken into the room, indoor temperature is suppressed, and the indoor carbon dioxide is exhausted outdoors. It is possible to provide an air conditioner that can reduce the amount of air.

  In addition, according to the present invention, the air path of the four-way branch unit is switched depending on the carbon dioxide concentration, fresh outdoor air is taken into the room, indoor temperature is suppressed, indoor carbon dioxide is exhausted outdoors, and exhausted outdoors. When this is done, it is possible to provide an air conditioner that has an effect of rapidly reducing the carbon dioxide concentration by increasing the intake and blown air volume of the intake fan and the blower fan.

  Further, according to the present invention, the air path of the four-way branch unit is switched depending on the carbon monoxide concentration, fresh outdoor air is taken into the room, indoor temperature is suppressed, and indoor carbon monoxide is exhausted to the outside. An air conditioner having an effect capable of reducing the carbon oxide concentration can be provided.

  Further, according to the present invention, the air path of the four-way branch unit is switched depending on the carbon monoxide concentration, fresh outdoor air is taken into the room, indoor temperature is suppressed, and indoor carbon monoxide is exhausted outdoors. When the air is exhausted, it is possible to provide an air conditioner capable of rapidly reducing the carbon monoxide concentration by increasing the amount of intake air and the amount of blown air from the intake fan and the blower fan.

  Further, according to the present invention, the air path of the four-way branch unit is switched depending on the dust concentration, fresh outdoor air is taken into the room, indoor temperature fluctuation is suppressed, indoor dust is exhausted to the outdoors, and the dust concentration is reduced. It is possible to provide an air conditioner that is effective.

  Further, according to the present invention, when the air path of the four-way branch unit is switched depending on the dust concentration, fresh outdoor air is taken into the room, indoor temperature is suppressed, the indoor dust is exhausted to the outdoors, and the air is exhausted to the outdoors. Can provide an air conditioner that has the effect of rapidly reducing the dust concentration by increasing the intake and blown air volume of the intake fan and the blower fan.

  In addition, according to the present invention, the air path of the four-way branch unit is switched according to the formaldehyde concentration, fresh outdoor air is taken into the room, indoor temperature fluctuations are suppressed, and formaldehyde is exhausted outdoors to reduce the formaldehyde concentration. It is possible to provide an air conditioner that is effective.

  In addition, according to the present invention, when the air path of the four-way branch unit is switched depending on the formaldehyde concentration, fresh outdoor air is taken into the room, the indoor temperature is suppressed, the indoor formaldehyde is exhausted to the outdoors, and the outdoor is exhausted to the outdoors. Can provide an air conditioner having an effect of rapidly reducing the formaldehyde concentration by increasing the intake and blown air volume of the suction fan and the blower fan.

  In addition, according to the present invention, the air path of the four-way branching unit is switched according to the ammonia concentration, fresh outdoor air is taken into the room, indoor temperature fluctuation is suppressed, indoor ammonia is exhausted outdoors, and the ammonia concentration is reduced. It is possible to provide an air conditioner that is effective.

  Further, according to the present invention, when the air path of the four-way branch unit is switched according to the ammonia concentration, fresh outdoor air is taken into the room, indoor temperature is suppressed, indoor ammonia is exhausted to the outdoors, and exhausted to the outdoors. Can provide an air conditioner that has an effect of rapidly reducing the ammonia concentration by increasing the intake and blown air volume of the intake fan and the blower fan.

  In addition, according to the present invention, there is provided an air conditioner capable of creating a comfortable environment by increasing the intake and blowing air volume of the suction fan and the blower fan when a person is confirmed in the room by the human body control means provided in the suction unit. it can.

  In addition, according to the present invention, when the person is confirmed in the room by the human body control means provided in the suction unit, the outdoor air is taken into the room by the four-way branch unit, and the indoor temperature of the indoor cigarette is suppressed. It is possible to submit an air conditioner that has the effect of being able to discharge odors and CO ↓ 2 outdoors.

  In addition, according to the present invention, the air conditioning capacity data from the suction units provided in each room is adjusted by the indoor control means, and the information is transferred to the outdoor unit as compressor frequency information, so that the outdoor unit consumes more power than necessary. An air conditioner with energy saving effect can be provided.

  The invention according to claim 1 of the present invention includes an outdoor unit, an indoor unit including a heat exchanger connected to the outdoor unit by a refrigerant pipe, and intake air that is connected to the indoor unit by a duct and sucks indoor air. A suction unit having a motor and an intake fan, an intake control means for controlling the intake fan and the intake motor of the intake unit, a blow motor connected to the indoor unit by a duct and blowing indoor air and a blow fan And a blow control means for controlling a blow fan and a blow motor of the blow unit, wherein the intake control means reads the current detected by the current value detection means of the intake motor, and controls the intake air volume, The blowout control means reads the current detected by the blowout current value detection means of the blowout motor by the microcomputer and By controlling has the effect of being able to supply a stable air flow to the indoor blow air volume and the intake air volume by adjusting the same air volume.

  In addition, a suction unit for sucking indoor air, a four-way branch unit that branches into four directions outdoors and the indoor unit by a duct, a switching damper that switches the air path, and a branch path of the four-way branch unit By switching between these, fresh air outside the room is taken into the room, and fluctuations in the temperature inside the room can be suppressed, and dirty air inside the room can be discharged outside.

  Also, the branch control means of the four-way branch unit can automatically switch the air path from the sensor, take in fresh outdoor air into the room, suppress indoor temperature fluctuations, and discharge indoor dirty air to the outdoors. It has the action.

  Further, the branch control means of the four-way branch unit automatically switches the air path of the four-way branch unit according to the carbon dioxide concentration in the room, takes in fresh outdoor air into the room, and suppresses fluctuations in the room temperature. Dirty air can be discharged outdoors.

  Further, the branch control means of the four-way branch unit automatically switches the air path of the four-way branch unit according to the carbon dioxide concentration in the room, and increases the intake air and the blow-off air amount of the suction unit and the blow-out unit, thereby It has the effect of taking in fresh air into the room and reducing the temperature change in the room and shortening the time for replacing the room air.

  Further, the branch control means of the four-way branch unit automatically switches the air path of the four-way branch unit according to the carbon monoxide concentration in the room, takes in fresh air outside the room, suppresses fluctuations in the room temperature, and It has the effect that air can be replaced.

  Further, the branch control means of the four-way branch unit automatically switches the air path of the four-way branch unit depending on the carbon monoxide concentration in the room, and increases the intake air and the blown air volume of the suction unit and the blow-out unit, thereby The fresh air is taken into the room, the temperature of the room is suppressed, and the time for replacing the room air can be shortened.

  In addition, the branch control means of the four-way branch unit automatically switches the air path of the four-way branch unit according to the amount of dust in the room, takes in fresh air outside the room, suppresses fluctuations in the room temperature, and reduces the room air. It has the effect that it can be replaced.

  In addition, the branch control means of the four-way branch unit automatically switches the air path of the four-way branch unit according to the amount of dust in the room, and increases the intake and suction air volume of the suction unit and the blow-out unit, thereby increasing the freshness of the outdoor It has the effect of taking in fresh air into the room and reducing the temperature change in the room and shortening the time for replacing the room air.

  In addition, the branch control means of the four-way branch unit automatically switches the air path of the four-way branch unit according to the formaldehyde concentration in the room, takes in fresh air outside the room, suppresses fluctuations in the room temperature, and reduces the room air. It has the effect that it can be replaced.

  The branch control means of the four-way branch unit automatically switches the air path of the branch unit according to the formaldehyde concentration in the room, and increases the intake air and the intake air volume of the suction unit and the blow-out unit, so that fresh outdoor air It is possible to reduce the time for taking in the room and reducing the temperature fluctuation in the room and replacing the room air.

  Further, the branch control means of the four-way branch unit automatically switches the air path of the four-way branch unit according to the ammonia concentration in the room, takes in fresh air outside the room, suppresses fluctuations in the room temperature, and reduces the room air. It has the effect that it can be replaced.

  The branch control means of the four-way branch unit automatically switches the air path of the four-way branch unit according to the ammonia concentration in the room, and increases the intake air and the suction air volume of the suction unit and the blow-out unit, thereby increasing the freshness of the outdoor unit. It has the effect of taking in fresh air into the room and reducing the temperature change in the room and shortening the time for replacing the room air.

  In addition, the suction unit is provided with human presence control means for confirming the person in the room, and the intake air and the suction air volume of the suction unit and the blowout unit are changed depending on the presence or absence of a person, so that the temperature change in the room can be stabilized in a short time. Has the effect of being able to

  Further, the motion control unit changes the intake air and the intake air volume of the suction unit and the blow-out unit by automatically changing the air path of the four-way branching unit according to the number of people in the room, so that the fresh air outside the room Has the effect of taking in the room and ventilating the room in a short time while suppressing fluctuations in the room temperature.

  Also, the intake control means, the blowout control means and the indoor unit control means in each room are connected, and the indoor unit control means is connected to the outdoor unit, and the frequency of the compressor provided in the outdoor unit is controlled by the cooling and heating capacity in each room. It has the effect of saving energy without rotating the compressor more than necessary.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
The same parts as those in the prior art are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIGS. 1, 2, and 3, the outdoor unit 101 is connected to the indoor unit 103 through a refrigerant pipe 102, and the indoor unit 103 includes a heat exchanger 104, and the suction unit 107 includes a suction duct 109. Via the indoor unit 103. The suction unit 107 includes an intake fan 2 driven by the intake motor 1 and a thermistor 3 for detecting the intake temperature. The intake motor 1 is connected to the motor drive means 5 and the drive wire 6 inside the intake control means 4. The current detection means 7 for detecting the current of the drive wire 6 and the motor drive means 5 are connected to the microcomputer 8. The blowout unit 108 is connected to the indoor unit 103 via the blower duct 106, and a blowout fan 10 driven by the blowout motor 9 is provided inside the blowout unit 108. The blowout motor 9 is a motor inside the blowout control means 11. The current detection means a14 and the motor drive means a12, which are connected by the drive means a12 and the drive wire a13 and detect the current of the drive wire a13, are connected to the microcomputer a15. A remote controller 16 for setting the room temperature is connected to the microcomputer of the suction unit 107 and the microcomputer of the outlet unit 108, and the room 111 has a configuration including the suction unit, the outlet unit 108, and the remote controller 16.

  In the above configuration, when the operation is started at the temperature set by the remote controller 16, the cool air or the warm air that has passed through the heat exchanger 104 provided in the indoor unit 103 passes through the air duct 106 and is blown into the room 111 from the blowout unit 108. Further, the intake fan 2 in the suction unit 107 provided in the room 111 is sent to the indoor unit 103 via the suction duct 109 to cool or heat each room 111. The thermistor 3 provided in the suction unit 107 detects the suction temperature from the room, compares the detected temperature with the set temperature of the remote controller, and calculates the necessary air volume of the suction unit 107 and the blow-out unit 108. In the case of cooling, the required air volume is increased when the set temperature of the remote controller 16 is high, and the required air volume is decreased when the set temperature of the remote controller 16 is low. The intake motor 1 of the suction unit 107 is controlled according to the calculated necessary air volume, and the rotational speed of the intake motor 1 is preset in the microcomputer 8. The ROM (not shown) in the microcomputer 8 stores the intake air. Ideal current value data (not shown) with respect to the rotation speed of the motor 1 is held. The rotation speed affected by the air resistance due to the duct length of the suction duct 109 connected to the suction unit 107, the bending of the duct, and the number of branches is compared with the current value detected by the current detection means 7, and if there is a difference, The microcomputer 8 increases or decreases the rotational speed of the intake motor 1 so as to approach current value data (not shown), and stabilizes the intake air volume.

  Similarly, the rotational speed of the blowing motor 9 is set in the microcomputer a15, and ideal current value data (not shown) for the rotational speed of the blowing motor 9 is stored in the ROM (not shown) inside the microcomputer a15. Is retained. The rotational speed affected by the air resistance due to the duct length of the blower duct 106 connected to the blowout unit 108, the bending of the duct, and the number of branches is compared with the current value detected by the current detection means a14. The microcomputer a15 increases or decreases the rotational speed of the blow-out motor 9 so as to approach current value data (not shown), and stabilizes the intake air volume.

  The suction air volume of the suction unit 107 and the blow air volume of the blow unit 108 are controlled to the same air flow without considering the connected duct length, duct bending, and air resistance due to the number of branches, and air-conditioned air such as cooling or heating. Will be supplied to each room stably and uniformly.

  As the intake control means 4, there are a microcomputer on which software for motor drive and communication with other units is programmed, a motor drive semiconductor, a board on which a component for detecting current flowing in the motor is mounted, and the like. The microcomputer is programmed with software that provides a PWM signal for driving the motor.

  Note that the motor driving means 5 may be a motor, such as a driving element such as a transistor or FET.

  The current detection means 7 only needs to be able to detect the motor current, and includes current detection using a current transformer or a shunt resistor.

  In this embodiment, a description has been given in which one suction unit 107 and one outlet unit 108 are installed in the room, but by installing a plurality of units in the room, the room temperature can be set to the set temperature of the remote controller in a short time. It is possible.

(Embodiment 2)
The same parts as those in the conventional example and the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 4, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and the four-way branch unit 17 is connected to the indoor unit 103 by a circulation duct 19 to circulate indoor air. The four-way branch unit 17 connects an outdoor exhaust duct 20 for exhausting indoor air to the outdoors, an outdoor suction duct 21 for sucking outdoor air, and a circulation duct 19 for circulating indoor air. Is connected to the indoor unit 103. The switching of the air path is controlled by the branch control means 22, and the four-way branch unit 17 includes a damper plate 23 and a branch control means 22 for switching the air path, and the damper plate 23 and the branch control means 22 are covered with a case. It has been broken. The branch control means 22 controls a damper plate 23 for switching the air path, and is composed of a damper motor, a stepping motor, a solenoid for moving the damper plate 23, a semiconductor for driving it, and a microcomputer.

  With the above configuration, when the indoor air is dirty, the air path of the damper plate 23 of the four-way branch unit 17 is switched to the outdoor side, and the indoor air sucked from the suction unit 107 is passed through the outdoor exhaust duct 20. At the same time, the outdoor fresh air is cooled or heated through the heat exchanger 104 of the suction indoor unit 103 via the outdoor suction duct 21 and supplied to the room from the blow-out unit 108. When the indoor air is clean, the branch control means 22 moves the damper plate 23 to switch to the indoor unit 103 side so that the indoor air is blown to the indoor unit 103 via the circulation duct 19 and circulated. is there.

(Embodiment 3)
The same parts as those in the conventional example and the first and second embodiments are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 5, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and a sensor 24 is provided near the air intake in the room inside the four-way branch unit 17. It is connected to the.

  With the above configuration, when the sensor 24 detects indoor air pollution, the branch control means 22 switches the damper plate 23 inside the four-way branch unit 17 to the outdoor side and rapidly discharges dirty indoor air to the outdoors. At the same time, fresh outdoor air can be sucked in via the outdoor suction duct 21, cooled or heated by the heat exchanger 104 of the indoor unit 103, and supplied indoors.

  The sensor 24 for detecting dirt includes a dust sensor.

(Embodiment 4)
The same parts as those in the conventional example and the first to third embodiments are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 6, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and a CO ↓ 2 sensor 25 is provided near the air intake from the room of the four-way branch unit 17. 25 is connected to the branch control means 22.

  With the above configuration, the carbon dioxide concentration in the indoor air is detected by the CO ↓ 2 sensor 25, and when the CO ↓ 2 concentration reaches 1000 ppm or more, the branch control means 22 causes the damper plate 23 inside the four-way branch unit 17 to be on the outdoor side. The indoor air whose CO 2 concentration has increased is discharged to the outside, and fresh outdoor air is simultaneously sucked in through the outdoor suction duct 21 and then cooled or heated by the heat exchanger 104 of the indoor unit 103 and indoors. Supply. Further, when the CO ↓ 2 sensor 25 detects 1000 ppm or less, the branch control means 22 switches the air path of the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 side, and sends air to the indoor unit 103 through the circulation duct 19. And the concentration of CO ↓ 2 can be reduced.

  Note that the CO ↓ 2 concentration for switching the air path is taken as an example, and the building management method is set to 1000 ppm, but the value varies depending on various environments.

(Embodiment 5)
The same parts as those in the conventional example and the first to fourth embodiments are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 7, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and a CO ↓ 2 sensor 25 is provided near the air intake in the room of the four-way branch unit 17. Is connected to the branch control means 22 and is connected to the intake control means 4 of the suction unit 107 and the blow control means 11 of the blow unit 108 by a branch unit connecting wire 26.

  With the above configuration, the carbon dioxide concentration in the indoor air is detected by the CO ↓ 2 sensor 25, and when the CO ↓ 2 concentration reaches 1000 ppm or more, the branch control means 22 winds the damper plate 23 inside the four-way branch unit 17 outward. Further, a signal is sent to the intake control means 4 to increase the intake air volume of the suction unit 107 and to the blow control means 11 to increase the blown air volume of the blowout unit 108 via the branch unit connecting wire 26. Then, the indoor air whose CO 2 concentration has increased is quickly discharged to the outside, and fresh outdoor air is simultaneously sucked in through the outdoor suction duct 21, and is cooled or heated by the heat exchanger 104 of the indoor unit 103. To supply. Further, when the CO ↓ 2 sensor 25 detects 1000 ppm or less, the branch control means 22 switches the air path between the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 and sends air to the indoor unit 103 through the circulation duct 19. By sending signals to the intake control means 4 via the branch unit connecting wire 26 so that the intake air volume of the suction unit 107 and the blowout air volume of the blow unit 108 are returned to normal to the blow control means 11, Carbon dioxide concentration can be reduced rapidly.

(Embodiment 6)
The same parts as those in the conventional example and the first to fifth embodiments are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 8, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and a CO sensor 27 is provided near the air intake in the room of the four-way branch unit 17, and the CO sensor 27 is a branch control means. 22 is connected.

  With the above configuration, the CO sensor 27 detects the carbon monoxide concentration in the indoor air, and when the CO concentration becomes 10 ppm or more, the branch control means 22 switches the damper plate 23 in the four-way branch unit 17 to the outdoor side and switches the air path. The indoor air in which the CO concentration is increased is discharged to the outside, and fresh outdoor air is sucked at the same time, and is cooled or heated by the heat exchanger 104 of the indoor unit 103 and supplied to the room. Further, when the CO sensor 27 detects 10 ppm or less, the branch control hand 22 can switch the air path of the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 and send air to the indoor unit 103 via the circulation duct 19. The CO concentration can be reduced.

  As an example, the CO concentration for switching the air passage is set to 10 ppm in the building management method, but the value is different depending on various environments.

(Embodiment 7)
The same parts as those of the conventional example and the first to sixth embodiments are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 9, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and a CO sensor 27 is provided near the air intake in the room of the four-way branch unit 17, and the CO sensor 27 is a branch control means. 22 is connected to the intake control means 4 of the suction unit 107 and the blowout control means 11 of the blowout unit 108 by a branch unit connecting wire 26.

  With the above configuration, the CO sensor 27 detects the carbon monoxide concentration in the indoor air, and when the CO concentration becomes 10 ppm or more, the branch control means 22 switches the damper plate 23 in the four-way branch unit 17 to the outdoor side and switches the air path. Further, a signal is transmitted to the intake control means 4 via the branch unit connecting wire 26 so as to increase the intake air amount of the suction unit 107 and the blowout air amount of the blow unit 108 to the blow control means 11, and the CO concentration increases. The indoor air is immediately discharged to the outside, and fresh outdoor air is sucked in at the same time, and is cooled or heated by the heat exchanger 104 of the indoor unit 103 and supplied to the room. Further, when the CO sensor 27 detects 10 ppm or less, the branch control means 22 switches the air path between the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 and sends air to the indoor unit 103 via the circulation duct 19. A signal is sent to the intake control means 4 via the branch unit connecting wire 26 so that the intake air volume of the suction unit 107 and the blowout air volume of the blowout unit 108 are returned to normal to the blowout control means 11. The carbon oxide concentration can be rapidly reduced.

(Embodiment 8)
The same parts as those in the conventional example and the first to seventh embodiments are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 10, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and a dust sensor 28 is provided near the air intake in the room of the four-way branch unit 17, and the dust sensor 28 is a branch control means. 22 is connected.

  With the above configuration, the dust sensor 28 detects the amount of dust in the indoor air, and when the dust amount exceeds 0.15 mg, the branch control means 22 switches the damper plate 23 in the four-way branch unit 17 to the outdoor side and switches the air path. The indoor air in which the amount of dust has increased is discharged to the outside, and fresh outdoor air is sucked in at the same time, and is cooled or heated by the heat exchanger 104 of the indoor unit 103 and supplied to the room. Further, when the dust sensor 28 detects 0.15 mg or less, the branch control means 22 may switch the air path between the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 and send air to the indoor unit 103 via the circulation duct 19. And the amount of dust can be reduced.

  In addition, although the amount of dust at the air path switching is 0.15 mg per 1 m ↑ 3 of air in the building management method as an example, it is different depending on various environments.

(Embodiment 9)
The same parts as those of the conventional example and Embodiments 1 to 8 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 11, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and a dust sensor 28 is provided near the air intake port in the room of the four-way branch unit 17. It is connected to the hand 22 and connected to the intake control means 4 of the suction unit 107 and the blow control means 11 of the blow unit 108 by a branch unit connecting wire 26.

  With the above configuration, the dust sensor 28 detects the amount of dust in the indoor air, and when the dust amount exceeds 0.15 mg, the branch control means 22 switches the damper plate 23 in the four-way branch unit 17 to the outdoor side and switches the air path. Further, a signal is transmitted to the intake control means 4 through the branch unit connecting wire 26 so as to increase the intake air amount of the suction unit 107 and the blowout air amount of the blow unit 108 to the blow control means 11, and the dust amount increases. The indoor air is immediately discharged to the outside, and fresh outdoor air is sucked in at the same time, and is cooled or heated by the heat exchanger 104 of the indoor unit 103 and supplied to the room. Further, when the dust sensor 28 detects 0.15 mg or less, the branch control means 22 switches the air path between the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 and sends air to the indoor unit 103 through the circulation duct 19. By sending signals to the intake control means 4 via the branch unit connecting wire 26 so that the intake air amount of the suction unit 107 and the blowout air amount of the blow unit 108 are returned to normal to the blow control means 11, The amount can be reduced rapidly.

  The air path of the four-way branch unit 17 can be switched, and dirty indoor air can be discharged outdoors.

(Embodiment 10)
The same parts as those of the conventional example and the first to ninth embodiments are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 12, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and a VOC sensor 29 is provided near the air intake in the room of the four-way branch unit 17, and the VOC sensor 29 is a branch control means. 22 is connected.

  With the above configuration, formaldehyde in the indoor air is detected by the VOC sensor 29. When the VOC concentration becomes 0.08 ppm or more, the branch control means 22 switches the damper plate 23 in the four-way branch unit 17 to the outdoor side and changes the air path to the VOC. The indoor air whose concentration has increased is discharged to the outside, and fresh outdoor air is sucked in at the same time, and is cooled or heated by the heat exchanger 104 of the indoor unit 103 and supplied to the room. Further, when the VOC sensor 29 detects 0.08 ppm or less, the branch control means 22 may switch the air path between the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 and send air to the indoor unit 103 via the circulation duct 19. And the VOC concentration can be reduced.

  As an example, the VOC concentration for switching the air path is 0.08 ppm in the building management method, but the VOC concentration is different depending on various environments.

(Embodiment 11)
The same parts as those of the conventional example and Embodiments 1 to 10 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 13, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and a VOC sensor 29 is provided near the air intake in the room of the four-way branch unit 17, and the VOC sensor 29 is a branch control means. 22 is connected to the intake control means 4 of the suction unit 107 and the blowout control means 11 of the blowout unit 108 by a branch unit connecting wire 26.

  With the above configuration, the formaldehyde concentration in the indoor air is detected by the VOC sensor 29, and when the VOC concentration exceeds 0.08 ppm, the branch control means 22 switches the damper plate 23 in the four-way branch unit 17 to the outdoor side and switches the air path. Further, a signal is transmitted to the intake control means 4 via the branch unit connecting wire 26 so as to increase the intake air volume of the suction unit 107 and the blowout air flow of the blow unit 108 to the blow control means 11, and the VOC concentration increases. When the indoor air is immediately discharged to the outside and the VOC sensor 29 detects 0.08 ppm or less, the branch control means 22 switches the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 and switches the air path to the circulation duct 19. Air is fed into the indoor unit 103 through the air intake and intake control is performed through the branch unit connecting wire 26. Blowing air volume of the blow units 108 can quickly reduce the formaldehyde concentration in the room by the transmitting signals back to the normal with respect to the intake air amount and the blowing control means 11 of the suction unit 107 to stage 4.

(Embodiment 12)
The same parts as those of the conventional example and Embodiments 1 to 11 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 14, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and an ammonia sensor 30 is provided near the air intake in the room of the four-way branch unit 17. The ammonia sensor 30 is a branch control means. Further, the four-way branch unit 17 is connected to an outdoor exhaust duct 20 for discharging indoor air to the outdoors, an outdoor suction duct 21 for sucking outdoor air, and a circulation duct for circulating indoor air. 19 is connected and the circulation duct 19 is connected to the indoor unit 103.

  With the above configuration, the ammonia sensor 30 detects the ammonia concentration in the indoor air, and when the ammonia concentration reaches 1 ppm or more, the branch control means 22 moves the damper plate 23 inside the four-way branch unit 17 to the outdoor side and the wind of the outdoor exhaust duct 20. The indoor air whose ammonia concentration has increased by switching the path is discharged to the outside, and fresh outdoor air is sucked in at the same time, and is cooled or heated by the heat exchanger 104 of the indoor unit 103 and supplied to the room. Further, when the ammonia sensor 30 detects 1 ppm or less, the branch control means 22 can switch the air path of the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 side and send air into the indoor unit 103 through the circulation duct 19. The ammonia concentration can be reduced.

(Embodiment 13)
The same parts as those in the conventional example and Embodiments 1 to 12 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 15, the suction unit 107 and the four-way branch unit 17 are connected by a branch duct 18, and an ammonia sensor 30 is provided near the air intake port in the room of the four-way branch unit 17. 22 is connected to the intake control means 4 of the suction unit 107 and the blowout control means 11 of the blowout unit 108 by the branch unit connecting wire 26. The four-way branch unit 17 connects an outdoor exhaust duct 20 that discharges indoor air to the outside, an outdoor suction duct 21 that sucks outdoor air, and a circulation duct 19 that circulates indoor air. The duct 19 is connected to the indoor unit 103.

  With the above configuration, the ammonia concentration of indoor air is detected by the ammonia sensor 30, and when the ammonia concentration reaches 1 ppm or more, the branch control means 22 switches the damper plate 23 in the four-way branch unit 17 to the outdoor side, A signal is transmitted to the intake control means 4 via the branch unit connecting wire 26 so as to increase the intake air amount of the suction unit 107 and the blowout air amount of the blow unit 108 to the blow control means 11, so that the room where the ammonia concentration has increased is sent. Air is immediately discharged to the outside, and at the same time, fresh outdoor air is cooled or heated through the heat exchanger 104 of the suction indoor unit 103 via the outdoor suction duct 21 and supplied from the blow-out unit 108 to the room.

  Further, when the ammonia sensor 30 detects 1 ppm or less, the branch control means 22 switches the air path of the damper plate 23 in the four-way branch unit 17 to the indoor unit 103 and sends air to the indoor unit 103 through the circulation duct 19 and connects to the branch unit. By sending signals to the intake control means 4 to the intake control means 4 and the blow control means 11 to return the air flow of the blow unit 108 to normal via the electric wire 26, the indoor ammonia concentration is rapidly reduced. can do.

(Embodiment 14)
The same parts as those in the conventional example and the first to thirteenth embodiments are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 16, the presence sensor 31 is provided in the blowing unit 108, and the presence sensor 31 is connected to the presence control means 32. The presence control means 32 is inhaled with the blow control means 11 of the blow unit 108. It is connected to the intake control means 4 of the unit 107.

  With the above configuration, when the presence sensor 31 detects a person in the room, the presence control means 32 causes the blowing unit 108 of the blowing unit 108 and the intake control means 4 of the suction unit 107 to blow out the air flow and the suction unit 107 of the blowing unit 108. By transmitting a signal so as to increase the amount of intake air, the indoor temperature change can be stabilized in a short time. The human sensor 31 includes an infrared sensor. As an example of the human sense control means 32, a voltage detection element for detecting the value of the human sense sensor 31, a microcomputer, a transistor, a photocoupler, etc. for communicating with the blowout control means 11 and the intake control means 4 are provided. When the person is detected, the motion control means 32 sends signals to the blow control means 11 of the blow unit 108 and the intake control means 4 of the suction unit 107 so as to increase the blown air volume of the blow unit 108 and the intake air quantity of the suction unit 107. It is equipped with a microcomputer programmed to transmit.

(Embodiment 15)
The same parts as those of the conventional example and Embodiments 1 to 14 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 17, a human sensor 31 is provided in the suction unit 107, the human sensor 31 is connected to the human motion control means 32, and the suction unit 107 is connected to the four-way branch unit 17 by the branch duct 18. The four-way branch unit 17 connects an outdoor exhaust duct 20 for discharging indoor air to the outdoors, an outdoor suction duct 21 for sucking outdoor air, and a circulation duct 19 for circulating indoor air. Is connected to the indoor unit 103. The human feeling control means 32 is connected to the branch control means 22 and further connected to the intake control means 4 of the suction unit 107 and the blow control means 11 of the blow unit 108.

  With the above configuration, when the motion sensor 31 detects a person in the room, the motion control means 32 transmits a signal for switching the air path of the damper plate 23 in the four-way branch unit 17 to the outdoor side to the branch control means 22 to The path is switched to the outdoor exhaust duct 20, and the branch control means 22 transmits a signal for increasing the intake air amount to the intake control means 4 of the suction unit 107 and a signal for increasing the blown air amount to the blow control means 11 of the blow unit 108. The smell of cigarettes and CO ↓ 2 can be rapidly reduced.

(Embodiment 16)
The same parts as those of the conventional example and Embodiments 1 to 15 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 18, the thermistor 3 is provided in the suction unit 107, and the thermistor 3 is connected to the temperature control means 33 and connected to the intake control means 4 of the suction unit 107 and the blowout control means 11 of the blowout unit 108 by the temperature connection wire 34. The intake control means 4 is connected to the indoor control means 36 of the indoor unit 103 via the remote controller 16 and the signal line 35 installed in each room 111, and the indoor control means 36 is connected to the indoor / outdoor connection electric wires 37. Is connected to the outdoor unit 101.

  With the above configuration, the intake control unit 4 and the blowout control unit 11 recognize the set temperature from the remote controller 16 and receive the value detected by the thermistor 3 from the temperature control unit 33 via the temperature connection wire 34. The set temperature and the data from the temperature control means 33 are compared. When the set temperature of the cooling remote control 16 is high, the intake control means 4 increases the intake air volume of the suction unit 107, and the blow control means 11 increases the blow air volume of the blow unit 108 and A capacity increase signal (not shown) is transmitted. The indoor control means 36 adds an outdoor capacity increase signal (not shown) from the intake control means 4 and the blowout control means 11 installed in each room 111, and as a compressor frequency signal (not shown) of the outdoor unit 101. It transmits to the outdoor unit 101 via the indoor / outdoor connection electric wire 37. Further, when the set temperature of the cooling remote controller 16 is low, the intake air volume of the suction unit 107 and the blow air volume of the blow unit 108 are stopped, and an outdoor capability unnecessary signal (not shown) is transmitted to the indoor control means 36, The indoor control means 36 adds an outdoor capacity increase signal (not shown) and an outdoor capacity unnecessary signal (not shown) from each intake control means 4 and each blow-out control means 11, and serves as a compressor frequency signal for the outdoor unit 101. By transmitting to the outdoor unit 101 via the indoor / outdoor connection wire 37, the power consumption of the system can be reduced.

  As an example of the indoor control means 36, an outdoor capacity increase signal (not shown) or an outdoor capacity unnecessary signal (not shown) from the intake control means 4 and the blowout control means 11 installed in each room 111 is added. A microcomputer programmed to transmit the compressor frequency signal of the outdoor unit 101 to the outdoor unit 101 via the indoor / outdoor connection wire 37, and the intake control unit 4 and the blowout control unit 11 provided in each of the indoor units 111; It is equipped with a transistor, a photocoupler, etc. for communication.

  By eliminating the air intake fan inside the air conditioner and installing a fan for blowing at both the inlet and outlet, it can be installed without worrying about the length of the duct, the bending of the duct, and the number of branches. It can also be applied to ventilation fans.

Configuration diagram of Embodiment 1 of the present invention Configuration diagram of Embodiment 1 of the present invention Configuration diagram of Embodiment 1 of the present invention Configuration diagram of Embodiment 2 of the present invention Configuration diagram of Embodiment 3 of the present invention Configuration diagram of Embodiment 4 of the present invention Configuration diagram of Embodiment 5 of the present invention Configuration diagram of Embodiment 6 of the present invention Configuration diagram of Embodiment 7 of the present invention Configuration diagram of Embodiment 8 of the present invention Configuration diagram of Embodiment 9 of the present invention Configuration diagram of Embodiment 10 of the present invention Configuration diagram of Embodiment 11 of the present invention Configuration diagram of Embodiment 12 of the present invention Configuration diagram of Embodiment 13 of the present invention Configuration diagram of Embodiment 14 of the present invention Configuration diagram of Embodiment 15 of the present invention Configuration diagram of Embodiment 16 of the present invention Configuration diagram of conventional air conditioner Configuration diagram

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Intake motor 2 Intake fan 3 Thermistor 4 Intake control means 5 Motor drive means 6 Drive electric wire 7 Current detection means 8 Microcomputer 9 Blow motor 10 Blow fan 11 Blow control means 12 Motor drive means a
13 Drive wire a
14 Current detection means a
15 Microcomputer a
16 Remote controller 17 Four-way branch unit 18 Branch duct 19 Circulation duct 20 Outdoor exhaust duct 21 Outdoor suction duct 22 Branch control means 23 Damper plate 24 Sensor 25 CO2 sensor 26 Branch unit connection electric wire 27 CO sensor 28 Dust sensor 29 VOC sensor 30 Ammonia sensor Reference Signs List 31 Human sensor 32 Human control means 33 Temperature control means 34 Temperature connecting wire 35 Signal line 36 Indoor control means 37 Indoor / outdoor connecting wire 101 Outdoor unit 102 Refrigerant pipe 103 Indoor unit 104 Heat exchanger 105 Blower indoor fan 106 Blower duct 107 Suction unit 108 Blowout unit 109 Suction duct 110 Remote control a
111 indoor 112 indoor control means a

Claims (16)

An outdoor unit, an indoor unit provided with a heat exchanger connected by refrigerant piping from the outdoor unit, a suction unit including an intake motor connected to the indoor unit by a duct and sucking indoor air, and an intake fan; Intake control means for controlling an intake fan and an intake motor to the intake unit, a blowout motor connected to the indoor unit by a duct and blowing out indoor air and a blowout fan, and a blowout fan and a blowout unit in the blowout unit A blow control means for controlling the motor, wherein the intake control means controls the intake air volume by reading the current detected by the current value detection means of the intake motor by a microcomputer; The microcomputer reads the current detected by the current value detection means and controls the blown air volume. Air conditioner. The air path is switched by a suction unit for sucking in indoor air, a four-way branch unit that branches into four directions of the indoor unit and the outdoor by a duct, a switching damper that switches the air path, and a branch control means of the four-way branch unit. The air conditioner according to claim 1. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path according to the degree of air contamination in the living space by a sensor provided in the four-way branch unit. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path according to the carbon dioxide concentration in the room. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path according to the carbon dioxide concentration in the room and increases the air volume of the suction unit and the blow-out unit. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path according to the carbon monoxide concentration in the room. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path according to the carbon monoxide concentration in the room and increases the air volume of the suction unit and the blow-out unit. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path according to the amount of dust in the room. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path according to the amount of dust in the room and increases the air volume of the suction unit and the blow-out unit. 2. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path with formaldehyde in the room. 2. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path with formaldehyde in the room and increases the air volume of the suction unit and the blow-out unit. 2. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path with ammonia in the room. 2. The air conditioner according to claim 1, wherein the branch control means of the four-way branch unit switches the air path with ammonia in the room and increases the air volume of the suction unit and the blow-out unit. 2. The air conditioner according to claim 1, wherein the suction unit is provided with a human presence control means for confirming a person in the room, and the air volume of the suction unit and the blow-out unit can be changed depending on the presence or absence of a person. The air conditioner according to claim 1, wherein the human feeling control means can switch the air path according to the number of people in the room and change the air volume of the suction unit and the blow-out unit. The indoor air intake control means and the indoor unit control means are connected to each other, and the indoor unit control means is connected to the outdoor unit, and controls the frequency of the compressor provided inside the outdoor unit by the cooling / heating capacity of each room. The air conditioner according to claim 1.

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