JP2007032998A - Air conditioner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve a problem wherein a temperature and a suction air volume are dispersed because the suction air volumes from a suction unit are different in respective rooms by differences in a duct length, duct bending and the number of branches, as an air blow duct or a suction duct is branched sometimes to heat or cool concurrently the plurality of indoor rooms, and to stabilize the suction air volumes in the respective rooms to provide a comfortable environment. <P>SOLUTION: In this air conditioner, air conditioned by the stabilized suction air volume is circulated in the each room, without taking resistance in an air passage by the differences in the duct length, the duct bending and the number of the branches into consideration, by regulating heating and cooling for an indoor unit 103 and by controlling the air volume with the suction unit 107 provided indoor. <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 body, and an intake fan is provided in a suction 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.

In addition, as shown in FIG. 20, the air duct 106 and the suction duct 109 are often branched to simultaneously cool or heat a plurality of rooms so that the room where the remote controller 110 is installed becomes the set temperature of the remote controller 110. There is known an air conditioner that is controlled by the indoor unit 103 and that includes a pair of suction units 107 and outlet units 108 for each room 111.
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 amount of intake air from the suction unit may vary. However, there is a problem that temperature variations and intake air volume variations occur, and a stable intake air volume is required.

  The present invention solves such conventional problems, and an object of the present invention is to provide an air conditioner that can stabilize the amount of intake air in each room and create a comfortable environment.

  Further, in the conventional air conditioner, there is a problem that the amount of intake air from the suction unit is not stable due to the confidential performance of the room, and it is required to make the amount of intake air constant in order to secure the air conditioning capability.

  The present invention solves such a conventional problem, and provides an air conditioner that can keep the indoor air temperature constant by making the intake air amount from the suction unit constant regardless of the airtight situation in the room. The purpose is that.

  Moreover, in the conventional air conditioner, when the indoor air is dirty, it is required to quickly replace the air.

  The present invention solves such a conventional problem, and an object of the present invention is to provide an air conditioner that can quickly exhaust indoor dirty air to the outside.

  Moreover, in the conventional air conditioner, it is required to exhaust the indoor dirty air detected by the sensor as soon as possible.

  The present invention solves such a conventional problem, and an object of the present invention is to provide an air conditioner that can quickly exhaust to the outdoors when a sensor detects indoor dirt.

  Further, conventional air conditioners only operate normally even when the indoor carbon dioxide concentration increases, and it is required to reduce the carbon dioxide concentration.

  The present invention solves such a conventional problem, and an object of the present invention is to provide an air conditioner capable of exhausting indoor air outdoors and reducing the carbon dioxide concentration when the carbon dioxide concentration increases. It is said.

  Further, 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.

  The present invention solves such a conventional problem, and when the carbon dioxide concentration rises, the indoor air is exhausted outdoors, the intake air volume of the suction unit is increased, and the exhaust amount exhausted outdoors is increased. It aims at providing the air conditioner which can reduce a carbon dioxide concentration rapidly by doing.

  Further, conventional air conditioners only operate normally even if the indoor carbon monoxide concentration increases, and it is required to reduce the carbon monoxide concentration.

  The present invention solves such a conventional problem, and provides an air conditioner that can exhaust indoor air to the outside and reduce the carbon monoxide concentration when the carbon monoxide concentration increases. It is an object.

  Further, conventional air conditioners only operate normally even if the indoor carbon monoxide concentration increases, and it is required to rapidly reduce the carbon monoxide concentration.

  The present invention solves such a conventional problem. When the carbon monoxide concentration increases, the indoor air is exhausted to the outside, the intake air amount of the suction unit is increased, and the exhaust amount to be exhausted is increased. It aims at providing the air conditioner which can reduce a carbon monoxide density | concentration rapidly by this.

  Moreover, in the conventional air conditioner, even if the amount of dust in the room increases, it only operates normally, and it is required to reduce dust.

  This invention solves such a conventional subject, and when dust rises, it aims at providing the air conditioner which can exhaust indoor air outdoors and can reduce the amount of dust.

  Moreover, in the conventional air conditioner, even if the dust in the room rises, it only operates normally, and it is required to reduce the dust rapidly.

  The present invention solves such a conventional problem, and when dust rises, the indoor air is exhausted outdoors and the intake air volume of the suction unit is increased, and the exhaust amount exhausted outdoors is increased. It aims at providing the air conditioner which can reduce the amount of dust rapidly.

  Further, conventional air conditioners only operate normally even if the formaldehyde concentration in the room increases, and it is required to reduce the formaldehyde concentration.

  This invention solves such a conventional subject, and when formaldehyde concentration rises, it aims at providing the air conditioner which can exhaust indoor air outdoors and can reduce formaldehyde concentration. .

  Further, 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.

  The present invention solves such a conventional problem, and when the formaldehyde concentration increases, the indoor air is exhausted outdoors, the intake air amount of the suction unit is increased, and the exhaust amount exhausted outdoors is increased. It aims at providing the air conditioner which can reduce formaldehyde concentration rapidly by this.

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

  This invention solves such a conventional subject, and when ammonia concentration rises, it aims at providing the air conditioner which can exhaust indoor air outdoors and can reduce ammonia concentration. .

  Further, conventional air conditioners only operate normally even when the ammonia concentration in the room rises, and it is required to rapidly reduce the ammonia concentration.

  The present invention solves such a conventional problem, and when the ammonia concentration rises, the indoor air is exhausted outdoors, the intake air amount of the suction unit is increased, and the exhaust amount exhausted outdoors is increased. It aims at providing the air conditioner which can reduce ammonia concentration rapidly by this.

  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 amount according to the number of persons present in the room.

  The present invention solves such a conventional problem, and an object of the present invention is to provide an air conditioner that can control the amount of intake air from the suction unit depending on the number of people in the room.

  Moreover, in the conventional air conditioner, it is required to confirm the person who is present in the room and to discharge the bad smell such as the smell of cigarette and CO ↓ 2.

  The present invention solves such a conventional problem, and an object of the present invention is to provide an air conditioner capable of exhausting an unpleasant odor in the room to the outside when the presence of the room is detected.

  Moreover, in the conventional air conditioner, when one air duct or intake duct is branched by one remote controller and air conditioning is performed in each room, there is a problem that a temperature difference occurs in each room. It is required that it can be set freely.

  The present invention solves such a conventional problem, and an object of the present invention is to provide an air conditioner that creates a comfortable environment in which a remote controller is installed in each room and the temperature can be freely set.

  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, the air conditioner of the present invention is configured by connecting an indoor unit and a suction unit provided in the room by a suction duct without providing a fan for blowing air in the indoor unit.

  By this means, an air conditioner can be obtained in which the intake air volume in the room can be sucked in with a stable intake air volume without considering the duct length, the bending of the duct, and the resistance of the air path due to the number of branches.

  In order to achieve the above object, the air conditioner of the present invention is such that the microcomputer reads the current value of the intake motor provided in the suction unit.

  With this means, the microcomputer can obtain an air conditioner that can control the number of revolutions of the intake motor from the number of revolutions of the intake motor and the detected current value to make the intake air volume constant.

  In order to achieve the above object, the air conditioner of the present invention connects the suction unit and the branch unit by a duct and controls the branch unit.

  By this means, an air conditioner capable of discharging indoor dirty air to the outside can be obtained.

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

  By this means, an air conditioner capable of controlling the branch unit with the detection value of the sensor and discharging indoor dirty air to the outdoors can be obtained.

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

  By this means, an air conditioner capable of controlling the branching unit according to the detection value of the CO ↓ 2 sensor, discharging indoor air to the outdoors, and reducing the CO ↓ 2 concentration can be obtained.

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

  By this means, the branch unit is controlled by the detection value of the CO ↓ 2 sensor, the indoor air is discharged outdoors, the intake air volume of the suction unit is increased, and the CO ↓ 2 concentration can be rapidly reduced. A possible 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 branch unit.

  By this means, an air conditioner that can control the branch unit according to the detection value of the CO sensor, exhaust indoor air to the outdoors, and reduce the CO concentration can be obtained.

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

  By this means, the air conditioner can control the branch unit according to the detection value of the CO sensor, discharge indoor air to the outdoors, further increase the intake air volume of the suction unit, and rapidly reduce the CO concentration. Is obtained.

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

  By this means, an air conditioner capable of controlling the branch unit according to the detection value of the dust sensor, discharging indoor air to the outdoors, and reducing the amount of dust can be obtained.

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

  By this means, the air conditioner can control the branch unit according to the detection value of the dust sensor, discharge the indoor air to the outdoors, further increase the intake air volume of the suction unit, and rapidly reduce the dust volume Is obtained.

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

  By this means, an air conditioner that can control the branch unit according to the detection value of the VOC sensor, exhaust indoor air to the outdoors, and reduce the VOC concentration can be obtained.

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

  By this means, the air conditioner can control the branch unit according to the detection value of the VOC sensor, discharge indoor air to the outdoors, increase the intake air volume of the suction unit, and rapidly reduce the VOC concentration. Is obtained.

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

  By this means, an air conditioner that can control the branch unit according to the detection value of the ammonia sensor, discharge indoor air to the outdoors, and reduce the ammonia concentration can be obtained.

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

  By this means, the air conditioner can control the branch unit according to the detection value of the ammonia sensor, discharge indoor air to the outdoors, further increase the intake air volume of the suction unit, and rapidly reduce 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 suction control means for reading the value of the human sensor and the intake control means are connected by an electric wire.

  By this means, an air conditioner capable of controlling the intake air volume of the suction unit according to the number of people in the room can be 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 value is connected to the human control means, the branch control means, and the intake control means by electric wires. It is.

  By this means, an air conditioner capable of confirming the person in the room and discharging dirty air in the room to the outside by the branch unit and controlling the intake air volume of the suction unit can be obtained.

  In order to achieve the above object, the air conditioner of the present invention is provided with a temperature detecting means and a temperature control means in the suction unit, and the intake air control means is connected to the temperature control means and the remote controller by electric wires.

  By this means, an air conditioner in which the room temperature can be freely set with a remote controller provided for each room 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, it is possible to stabilize the amount of intake air blown into each room 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. Air conditioner can be provided.

  Further, according to the present invention, it is possible to provide an air conditioner that has an effect of detecting the current of the intake fan provided in the suction unit and making the intake air amount of the intake fan constant.

  Further, according to the present invention, it is possible to provide an air conditioner having an effect of providing a branch unit in the suction unit and exhausting indoor dirty air to the outdoors.

  Further, according to the present invention, it is possible to provide an air conditioner having an effect of exhausting indoor dirty air to the outdoors by providing a sensor in the branch unit and switching the air path of the branch unit.

  In addition, according to the present invention, it is possible to provide an air conditioner having an effect of switching the air path of the branch unit according to the carbon dioxide concentration, exhausting the carbon dioxide in the room to the outdoors, and reducing the carbon dioxide concentration.

  Further, according to the present invention, when the air flow of the branch unit is switched by the carbon dioxide concentration, the carbon dioxide in the room is exhausted outdoors, and when the air is exhausted outdoors, the intake air amount of the intake fan is increased to rapidly increase the carbon dioxide concentration. It is possible to provide an air conditioner having an effect that can be reduced.

  In addition, according to the present invention, it is possible to provide an air conditioner having an effect of switching the air path of the branch unit according to the carbon monoxide concentration, exhausting the carbon monoxide indoors to the outdoors, and reducing the carbon monoxide concentration. .

  Further, according to the present invention, the air flow path of the branch unit is switched according to the carbon monoxide concentration, and when exhausting the carbon monoxide indoors to the outdoors, the intake air volume of the intake fan is increased to increase the carbon monoxide. It is possible to provide an air conditioner having an effect that can rapidly reduce the concentration.

  Moreover, according to this invention, the air path of a branch unit can be switched with dust concentration, the indoor dust can be exhausted outdoors, and the air conditioner with the effect which can reduce dust concentration can be provided.

  In addition, according to the present invention, when the air path of the branch unit is switched according to the dust concentration, the dust in the room is exhausted to the outdoors, and when the air is exhausted to the outdoors, the intake air volume of the intake fan is increased to rapidly reduce the dust concentration. It is possible to provide an air conditioner that is effective.

  Moreover, according to this invention, the air path of a branch unit can be switched by formaldehyde concentration, indoor formaldehyde can be exhausted outdoors, and the air conditioner with the effect which can reduce formaldehyde concentration can be provided.

  Further, according to the present invention, when the air flow path of the branch unit is switched according to the formaldehyde concentration, the formaldehyde in the room is exhausted outdoors, and when the air is exhausted outdoors, the intake air volume of the suction fan is increased to rapidly reduce the formaldehyde concentration. It is possible to provide an air conditioner that is effective.

  Further, according to the present invention, it is possible to provide an air conditioner capable of switching the air path of the branch unit according to the ammonia concentration, exhausting the indoor ammonia to the outdoors, and reducing the ammonia concentration.

  In addition, according to the present invention, when the air flow of the branch unit is switched according to the ammonia concentration and the indoor ammonia is exhausted to the outdoors, the intake air amount of the intake fan is further increased to rapidly reduce the ammonia concentration. It is possible to provide an air conditioner having an effect that can be achieved.

  In addition, according to the present invention, it is possible to provide an air conditioner that can create a comfortable environment by increasing the amount of intake air of the suction fan when a person is confirmed in the room by the human body control means provided in the suction unit.

  In addition, according to the present invention, the air conditioning is effective in that when the person is confirmed in the room by the human body control means provided in the suction unit, the odor of the cigarette in the room and CO ↓ 2 can be discharged outdoors by the branch unit. You can submit a machine.

  Further, according to the present invention, a thermistor is provided in the suction unit, and the intake air volume of the suction unit is controlled so that the detected temperature of the thermistor and the set temperature of the remote controller connected to the suction unit are the same. It is possible to provide an air conditioner having an effect of enabling temperature control.

  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 provided with a heat exchanger connected by refrigerant piping from the outdoor unit, and the indoor unit connected by a duct with a suction unit. The unit is equipped with an intake motor and an intake fan. By directly sucking indoor air with the intake motor and intake fan, the intake air volume can be stabilized and uniformized in each room. Have.

  The intake unit includes intake control means for controlling the intake fan and the intake motor, and the intake control means controls the intake air volume by the microcomputer reading the current detected by the current value detection means of the intake motor. The intake air volume can be made constant.

  Further, a branch unit is connected by a suction unit for sucking indoor air, the suction unit and a duct, one of the branch units is connected to the indoor unit by a duct, and the other is connected outdoors to branch the branch unit. The air path can be switched by switching the air path by the control means.

  Further, the control unit of the branch unit can automatically switch the air path and replace the air in the room by a sensor provided in the branch unit.

  The control unit of the branch unit can automatically switch the air path of the branch unit and replace the air in the room according to the carbon dioxide concentration in the room.

  Further, the control means of the branch unit can automatically switch the air path of the branch unit according to the carbon dioxide concentration in the room, increase the intake air volume by the suction unit, and shorten the time for replacing the room air.

  Further, the branch unit control means can automatically switch the air path of the branch unit and replace the air in the room according to the carbon monoxide concentration in the room.

  Further, the control means of the branch unit can automatically switch the air path of the branch unit according to the carbon monoxide concentration in the room, increase the intake air volume by the suction unit, and shorten the time for replacing the room air.

  Further, the control unit of the branch unit can automatically switch the air path of the branch unit and change the air in the room according to the amount of dust in the room.

  Further, the control unit of the branch unit can automatically switch the air path of the branch unit according to the amount of dust in the room, increase the amount of intake air by the suction unit, and shorten the time for replacing the room air.

  The control unit of the branch unit can automatically switch the air path of the branch unit and replace the air in the room according to the formaldehyde concentration in the room.

  Further, the control unit of the branch unit can automatically switch the air path of the branch unit depending on the formaldehyde concentration in the room, increase the amount of intake air by the suction unit, and shorten the time for replacing the room air.

  Further, the branch unit control means can automatically switch the air path of the branch unit and replace the air in the room according to the ammonia concentration in the room.

  Further, the control means of the branch unit can automatically switch the air path of the branch unit according to the ammonia concentration in the room, increase the intake air volume by the suction unit, and shorten the time for replacing the room air.

  Further, the suction unit is provided with a human presence control means for confirming a person in the room, and the amount of intake air is 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.

  In addition, the motion control unit automatically changes the air flow of the branch unit according to the number of people in the room and changes the amount of intake air, and can ventilate the room in a short time.

  Also, the suction unit is provided with temperature detection means and temperature control means, and a remote control is connected to the intake control means provided in the suction unit, and the intake air volume of the suction unit is controlled by the set temperature of the remote control. Temperature can be easily controlled.

  Also, the intake control means in each room and the indoor unit control means are connected, and the indoor unit control means is connected to the outdoor unit, and controls the frequency of the compressor provided in the outdoor unit by the cooling / heating capacity of each room. It is possible to save 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 FIG. 1, the outdoor unit 101 is connected to an indoor unit 103 by a refrigerant pipe 102, and includes a heat exchanger 104 inside the indoor unit 103, and the indoor unit 103 is connected to a suction unit 107 via a suction duct 109. The intake unit 107 includes an intake fan 2 that is driven by the intake motor 1, and the interior 111 includes an intake unit and an outlet unit 108.

  In the above configuration, the cold 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 indoor unit 111 from the blowout unit 108, and further in the suction unit 107 provided in the indoor unit 111. The intake fan 2 sends the air to the indoor unit 103 via the suction duct 109 to cool or heat each room 111, and the room air is taken into consideration without considering the air resistance due to the duct length, the bending of the duct, and the number of branches. Is directly sucked by the intake motor and the intake fan, a stable air volume can be obtained, and the intake air volume sucked into each room 111 can be stably and uniformly sucked. The air enters the indoor unit 103 through the suction duct 109 sucked from the suction unit 107, passes through the heat exchanger 104 provided in the indoor unit 103, and is circulated into the indoors 111 from the blow-out unit 108.

  As a result of providing the suction units 107 including the intake fan 2 and the intake motor 1 in each room 111, air conditioned air such as cooling or heating is stably and uniformly sucked into each room.

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

  As shown in FIG. 2, the intake motor 1 inside the suction unit 107 is connected to the motor drive unit 4 and the drive wire 5 of the intake control unit 3, and is connected to the current detection unit 6 for detecting the current of the drive wire 5. The motor driving means 4 is connected to the microcomputer 7.

  With the above configuration, the microcomputer 7 determines the rotational speed of the intake motor 1, and an ideal current value data (not shown) for the rotational speed of the intake motor 1 is stored in a ROM (not shown) inside the microcomputer 7. If there is a difference, the microcomputer 7 increases the rotation speed of the intake motor 1 so as to approach current value data (not shown). Or it descends and the intake air volume is made constant. For example, the current value data and the current detection means 6 are subtracted, and when the current value data is large, the rotational speed of the intake motor 1 is decreased, and when the current value data is small, the rotational speed of the intake motor 1 is increased. The microcomputer 7 controls the intake motor 1.

  The intake control means 3 is programmed with the above control content, and the current flowing in the motor, the motor driven semiconductor, and the motor or the microcomputer in which the software for communicating with the other units is programmed. There is a board on which components to be detected are mounted, and the microcomputer is programmed with software that provides a PWM signal for driving the motor.

  The motor driving unit 4 may drive a motor, such as a driving element such as a transistor or FET.

  The current detection means 6 only needs to be able to detect the motor current, and includes current detection using a current transformer or a shunt resistor.

(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. 3, the suction unit 107 and the branch unit 8 are connected by a branch duct 12, and the branch unit 8 is connected to the indoor unit 103 by a circulation duct 10 for circulating indoor air. Is connected to the outdoor duct 11 in order to discharge indoor air to the outdoors, and switching of the air path is controlled by the branch control means 9. The branch unit 8 includes a damper plate 13 and a branch control means 9 for switching the air path, and the damper plate 13 and the branch control means 9 are covered with a case. The branch control means 9 controls the damper plate 13 for switching the air path, and includes a damper motor, a stepping motor, a solenoid for moving the damper plate 13, a semiconductor for driving it, and a microcomputer.

  With the above configuration, when the indoor air is dirty, the damper plate 13 of the branch unit 8 is switched to the outdoor air path, and the indoor air sucked from the suction unit 107 is exhausted to the outside through the outdoor duct 11. When the indoor air is clean, the damper control unit 9 moves the damper plate 13 to switch to the indoor unit 103 side so that the indoor air is blown to the indoor unit 103 via the circulation duct 10 and circulated. It is something that can be done.

(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. 4, the suction unit 107 and the branch unit 8 are connected by a branch duct 12, and a damper plate 13 inside the branch unit 8 is provided on the outdoor side near the indoor air intake port. It is connected to the control means 9.

  With the above configuration, when the sensor 14 detects indoor air pollution, the branch control means 9 switches the air path of the damper plate 13 in the branch unit 8 to the indoor unit 103 and rapidly discharges the dirty indoor air to the outdoors. be able to.

  The sensor 14 for detecting dirt includes a dust sensor.

(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. 5, the suction unit 107 and the branch unit 8 are connected by a branch duct 12, and a CO ↓ 2 sensor 15 is provided near the air intake from the room of the branch unit 8, and the CO ↓ 2 sensor 15 performs branch control. Connected to means 9.

  With the above configuration, the carbon dioxide concentration of the indoor air is detected by the CO ↓ 2 sensor 15, and when the CO ↓ 2 concentration reaches 1000 ppm or more, the branch control means 9 switches the damper plate 13 inside the branch unit 8 to the outdoor side. Then, the indoor air whose CO ↓ 2 concentration is increased is discharged to the outside, and when the CO ↓ 2 sensor 15 detects 1000 ppm or less, the branch control means 9 opens the damper plate 13 inside the branch unit 8 to the indoor unit 103. The air can be sent to the indoor unit 103 via the switching and circulation duct 10, and the CO ↓ 2 concentration can be reduced.

  As an example, the concentration of CO ↓ 2 for switching the air path is set to 1000 ppm in the building management method, but the value varies depending on various environments.

(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. 6, the suction unit 107 and the branch unit 8 are connected by a branch duct 12, and a CO ↓ 2 sensor 15 is provided near the air intake in the room of the branch unit 8, and the CO ↓ 2 sensor 15 is a branch control means. 9 and connected to the intake control means 3 of the suction unit 107 by a branch unit connecting wire 16.

  With the above configuration, the carbon dioxide concentration in the indoor air is detected by the CO ↓ 2 sensor 15, and when the CO ↓ 2 concentration reaches 1000 ppm or more, the branch control means 9 opens the damper plate 13 inside the branch unit 8 to the outdoor side. A signal is sent to the intake control means 3 to increase the intake air volume of the intake unit 107 via the branch unit connecting electric wire 16 and the indoor air whose CO ↓ 2 concentration is increased is immediately discharged to the outside. Further, when the CO ↓ 2 sensor 15 detects 1000 ppm or less, the branch control means 9 switches the air path between the damper plate 13 inside the branch unit 8 to the indoor unit 103 and sends air to the indoor unit 103 via the circulation duct 10. A signal is sent to the intake control means 3 via the branch unit connecting wire 16 so as to return the intake air amount of the intake unit 107 to normal. The Rukoto can rapidly reduce the carbon dioxide concentration in the room.

(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. 7, the suction unit 107 and the branch unit 8 are connected by the branch duct 12, and a CO sensor 17 is provided near the air intake port in the room of the branch unit 8, and the CO sensor 17 is connected to the branch control means 9. ing.

  With the above configuration, the CO sensor 17 detects the carbon monoxide concentration in the indoor air, and when the CO concentration becomes 10 ppm or more, the branch control means 9 switches the damper plate 13 inside the branch unit 8 to the outdoor side and switches the air path to the CO concentration. When the CO sensor 17 detects 10 ppm or less, the branch control means 9 switches the damper plate 13 in the branch unit 8 to the indoor unit 103 and switches the air path to the room via the circulation duct 10. Air can be sent into the machine 103, and 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 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. 8, the suction unit 107 and the branch unit 8 are connected by a branch duct 12, a CO sensor 17 is provided near the air intake in the room of the branch unit 8, and the CO sensor 17 is connected to the branch control means 9. The branch unit connecting wire 16 is connected to the intake control means 3 of the suction unit 107.

  With the above configuration, the CO sensor 17 detects the carbon monoxide concentration in the indoor air, and when the CO concentration becomes 10 ppm or more, the branch control means 9 switches the damper plate 13 inside the branch unit 8 to the outdoor side, and further A signal is transmitted to the intake air control means 3 via the branch unit connecting wire 16 so as to increase the intake air volume of the intake unit 107, and the indoor air in which the CO concentration has increased is immediately discharged to the outside. Is detected to be 10 ppm or less, the branch control means 9 switches the air path of the damper plate 13 in the branch unit 8 to the indoor unit 103 and sends air to the indoor unit 103 through the circulation duct 10, and also connects the branch unit connecting wire 16. By sending a signal to the intake control means 3 so as to return the intake air volume of the intake unit 107 to normal, Carbon oxide concentration can rapidly reduced.

(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. 9, the suction unit 107 and the branch unit 8 are connected by a branch duct 12, a dust sensor 18 is provided near the air intake in the room of the branch unit 8, and the dust sensor 18 is connected to the branch control means 9. ing.

  With the above configuration, the dust sensor 18 detects the amount of indoor air dust, and when the dust amount exceeds 0.15 mg, the branch control means 9 switches the damper plate 13 inside the branch unit 8 to the outdoor side and switches the air path to the outside. When the indoor air with rising air is discharged to the outside and the dust sensor 18 detects 0.15 mg or less, the branching control means 9 switches the damper plate 13 in the branching unit 8 to the indoor unit 103 and switches the air duct to the circulation duct 10. Thus, air can be sent into the indoor unit 103, 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 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. 10, the suction unit 107 and the branch unit 8 are connected by a branch duct 12, a dust sensor 18 is provided near the air intake in the room of the branch unit 8, and the dust sensor 18 is connected to the branch control means 9. The branch unit connecting wire 16 is connected to the intake control means 3 of the suction unit 107.

  With the above configuration, the dust sensor 18 detects the amount of indoor air dust, and when the dust amount is 0.15 mg or more, the branch control means 9 switches the damper plate 13 inside the branch unit 8 to the outdoor side, and further A signal is transmitted to the intake control means 3 via the branch unit connecting wire 16 so as to increase the intake air volume of the suction unit 107, the indoor air in which the amount of dust has increased is immediately discharged to the outside, and the dust sensor 18 is further discharged. When 0.15 mg or less is detected, the branch control means 9 switches the air path between the damper plate 13 in the branch unit 8 to the indoor unit 103 and sends air to the indoor unit 103 via the circulation duct 10 and also connects the branch unit connecting wires 16. The amount of dust in the room is rapidly increased by transmitting a signal to the intake control means 3 through the air intake so as to return the intake air amount of the suction unit 107 to normal. It can be reduced.

  The air path of the branch unit 8 can be switched, and dirty indoor air can be discharged outdoors.

(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. 11, the suction unit 107 and the branch unit 8 are connected by the branch duct 12, and a VOC sensor 19 is provided near the air intake port in the room of the branch unit 8, and the VOC sensor 19 is connected to the branch control means 9. ing.

  With the above configuration, formaldehyde in the indoor air is detected by the VOC sensor 19, and when the VOC concentration becomes 0.08 ppm or more, the branch control means 9 switches the damper plate 13 inside the branch unit 8 to the outdoor side and the VOC concentration is changed. When the raised indoor air is discharged to the outside and the VOC sensor 19 detects 0.08 ppm or less, the branch control means 9 switches the damper plate 13 in the branch unit 8 to the indoor unit 103 and changes the air path through the circulation duct 10. Air can be sent into the indoor unit 103, 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 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. 12, the suction unit 107 and the branch unit 8 are connected by the branch duct 12, and a VOC sensor 19 is provided near the air intake port in the room of the branch unit 8, and the VOC sensor 19 is connected to the branch control means 9. The branch unit connecting wire 16 is connected to the intake control means 3 of the suction unit 107.

  With the above configuration, the formaldehyde concentration in the indoor air is detected by the VOC sensor 19, and when the VOC concentration becomes 0.08 ppm or more, the branch control means 9 switches the damper plate 13 inside the branch unit 8 to the outdoor side, and further A signal is transmitted to the intake control means 3 via the branch unit connecting wire 16 so as to increase the intake air volume of the intake unit 107, the indoor air whose VOC concentration has increased is quickly discharged to the outside, and the VOC sensor 19 is further discharged. When 0.08 ppm or less is detected, the branch control means 9 switches the air path between the damper plate 13 in the branch unit 8 to the indoor unit 103 and sends air to the indoor unit 103 via the circulation duct 10 and intake air via the branch unit connecting wire 16. To send a signal to the control means 3 so as to return the intake air amount of the suction unit 107 to normal. Ri can be rapidly reduced formaldehyde concentration in the room.

(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. 13, the suction unit 107 and the branch unit 8 are connected by a branch duct 12, an ammonia sensor 20 is provided near the air intake in the room of the branch unit 8, and the ammonia sensor 20 is connected to the branch control means 9. Further, the branch unit 8 connects an outdoor duct 11 for discharging indoor air to the outdoors and a circulation duct 10 for circulating indoor air. The circulation duct 10 is connected to the indoor unit 103.

  With the above configuration, the ammonia sensor 20 detects the ammonia concentration in the indoor air, and when the ammonia concentration reaches 1 ppm or more, the branch control means 9 switches the damper plate 13 inside the branch unit 8 to the outdoor side and switches the air path of the outdoor duct 11. When the indoor air whose ammonia concentration has increased is discharged to the outside and the ammonia sensor 20 detects 1 ppm or less, the branch control means 9 switches the damper plate 13 in the branch unit 8 to the indoor unit 103 and switches the air path to the circulation duct 10. Thus, air can be sent into the indoor unit 103, and the ammonia concentration can be reduced.

(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. 14, the suction unit 107 and the branch unit 8 are connected by the branch duct 12, an ammonia sensor 20 is provided near the air intake in the room of the branch unit 8, and the ammonia sensor 20 is connected to the branch control means 9. The branch unit connecting wire 16 is connected to the intake control means 3 of the suction unit 107, and the branch unit 8 connects an outdoor duct 11 for discharging indoor air to the outside and a circulation duct 10 for circulating indoor air. The circulation duct 10 is connected to the indoor unit 103.

  With the above configuration, the ammonia concentration of the indoor air is detected by the ammonia sensor 20, and when the ammonia concentration reaches 1 ppm or more, the branch control means 9 switches the damper plate 13 inside the branch unit 8 to the outdoor side and further switches the air path. A signal is transmitted to the intake control means 3 via the connecting wire 16 so as to increase the intake air volume of the suction unit 107, the indoor air in which the ammonia concentration has increased is immediately discharged to the outside, and the ammonia sensor 20 is 1 ppm or less. Is detected, the branch control means 9 switches the air path between the damper plate 13 in the branch unit 8 to the indoor unit 103 and sends air to the indoor unit 103 via the circulation duct 10 and to the intake control means 3 via the branch unit connecting wire 16. On the other hand, by sending a signal to return the intake air volume of the suction unit 107 to normal. The ammonia concentration in the room can be rapidly reduced.

(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. 15, the presence sensor 21 is provided in the blowing unit 108, the presence sensor 21 is connected to the presence control means 22, and the presence control means 22 is connected to the suction unit 107 by the presence sensor connecting wire a23a. The intake control means 3 is connected.

  With the above configuration, when the human sensor 21 confirms a person in the room, the human motion control unit 22 increases the intake air amount of the suction unit 107 with respect to the intake control unit 3 of the suction unit 107 via the human sensor connection wire a23a. A signal can be transmitted and the temperature change in the room can be stabilized in a short time. As the human sensor 21, there is an infrared sensor. As an example of the human detection control means 22, a voltage detection element for detecting the value of the human detection sensor 21, a microcomputer, a transistor for communicating with the intake control means 3, a photocoupler, and the like are provided. The motion control means 22 includes a microcomputer programmed to transmit a signal so as to increase the intake air volume of the suction unit 107 to the intake control means 3 of the suction unit 107 via the motion sensor connection wire a23a. is there.

(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. 16, a human sensor 21 is provided in the suction unit 107, the human sensor 21 is connected to the human motion control means 22, and the suction unit 107 is connected to the branch unit 8 by the branch duct 12 to branch. The unit 8 connects an outdoor duct 11 that discharges indoor air to the outdoors and a circulation duct 10 for circulating indoor air. The circulation duct 10 is connected to the indoor unit 103. Is connected to the branch control means 9 by the human sensor connection electric wire b23b, and further connected to the intake control means 3 of the suction unit 107 by the branch unit connection electric wire 16.

  With the above configuration, when the human sensor 21 confirms a person in the room, the human motion control means 22 switches the air path to the outdoor duct 11 with respect to the branch control means 9 via the human sensor connection wire b23b, and further performs branch control. The means 9 transmits a signal for increasing the intake air volume to the intake control means 3 of the suction unit 107, and can rapidly reduce the smell of cigarettes in the room and CO ↓ 2.

  In the present embodiment, the motion control means 22 is connected to the branch control means 9, but the same effect can be obtained by connecting the motion control means 22 to the intake control means 3. The human sensor 21 only needs to be able to detect a person and includes a pyroelectric infrared sensor.

(Embodiment 17)
The same parts as those of the conventional example and Embodiments 1 to 16 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 17, the suction unit 107 is provided with a thermistor 24. The thermistor 24 is connected to the temperature control means 25 and connected to the intake control means 3 of the suction unit 107 by a temperature connection wire 26. Reference numeral 3 denotes a remote controller 110 installed in each room.

  With the above configuration, the intake control unit 3 recognizes the set temperature from the remote controller 110, receives the value detected by the thermistor 24 from the temperature control unit 25 via the temperature connection wire 26, and sets the set temperature and temperature of the remote control 110. The data from the control means 25 are compared. In the case of cooling, when the set temperature of the remote controller 110 is high, the intake air amount of the suction unit 107 is increased, and when the set temperature of the remote controller 110 is low, the intake air of the suction unit 107 is increased. By stopping the air volume, the temperature can be set for each room. As an example of the temperature control means 25, the detection value of the thermistor 24 is read, the set temperature of the remote controller 110 is compared with the data from the temperature control means 25, and in the case of cooling, when the set temperature of the remote control 110 is high, When the intake air volume of the suction unit 107 is increased and the set temperature of the remote controller 110 is low, a transistor or a photocoupler for communicating with the microcomputer and the intake control means 3 programmed to stop the intake air volume of the suction unit 107 It is provided.

  In the present embodiment, the explanation has been made in which the blowing unit 108 and the suction unit 107 are installed one by one in the room, but the room temperature can be set to the set temperature of the remote controller in a short time by attaching a plurality of units in the room. It is possible.

  In the present embodiment, the temperature control means 25 and the intake air control means 3 have been described separately, but it is also possible to reduce the cost by integrating them.

(Embodiment 18)
The same parts as those of the conventional example and Embodiments 1 to 17 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 18, the thermistor 24 is provided in the suction unit 107, and the thermistor 24 is connected to the temperature control means 25 and connected to the intake control means 3 of the suction unit 107 by the temperature connection wire 26. 3 is connected to the indoor control means 27 of the indoor unit 103 via a remote controller 110 and a signal line 29 installed in each room 111, and the indoor control means 27 is connected to the outdoor unit 101 via an indoor / outdoor connection electric wire 28. Has been.

  With the above configuration, the intake control unit 3 recognizes the set temperature from the remote controller 110, receives the value detected by the thermistor 24 from the temperature control unit 25 via the temperature connection wire 26, and sets the set temperature and temperature of the remote control 110. When the data from the control means 25 are compared and the set temperature of the remote controller 110 is high in the case of cooling, the intake control means 3 increases the intake air volume of the suction unit 107 and also sends an outdoor capacity increase signal to the indoor unit 103. (Not shown) is transmitted, and the indoor unit 103 adds an outdoor capacity increase signal (not shown) from the intake control means 3 installed in each room 111, and a compressor frequency signal (not shown) of the outdoor unit 101 is shown. When the set temperature of the remote controller 110 is low, the intake air volume of the suction unit 107 is stopped and the outdoor capacity is A required signal (not shown) is transmitted to the indoor unit 103, and the indoor unit 103 adds an outdoor capability increase signal (not shown) and an outdoor capability unnecessary signal (not shown) from each intake control means 3. By transmitting the compressor frequency signal of the outdoor unit 101 via the indoor / outdoor connection electric wire 28, the power consumption of the system can be reduced.

  As an example of the indoor control means 27, an outdoor capacity increase signal (not shown) from the intake control means 3 installed in each room 111 is added, and the indoor / outdoor connection electric wire 28 is used as a compressor frequency signal of the outdoor unit 101. When the set temperature of the remote controller 110 is low, the intake air volume of the suction unit 107 is stopped and an outdoor capability unnecessary signal (not shown) is transmitted to the indoor unit 103. The indoor unit 103 It is programmed to add an outdoor capacity increase signal (not shown) and an outdoor capacity unnecessary signal (not shown) from the control means 3 and to transmit the signal as a compressor frequency signal of the outdoor unit 101 via the indoor / outdoor connection wire 28. And a microcomputer for communicating with the intake control means 3 provided in each room 111, a photocoupler, and the like.

  By eliminating the air intake fan inside the air conditioner and installing a fan for blowing air at the suction port, it can be installed without worrying about the duct length, duct bend and number of branches, so it can also be applied to bathroom heating dryers and ventilation fans .

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 Embodiment 17 of the present invention Configuration diagram of Embodiment 18 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 Intake control means 4 Motor drive means 5 Drive electric wire 6 Current detection means 7 Microcomputer 8 Branch unit 9 Branch control means 10 Circulation duct 11 Outdoor duct 12 Branch duct 13 Damper plate 14 Sensor 15 CO ↓ 2 sensor 16 Branch unit connection wire 17 CO sensor 18 Dust sensor 19 VOC sensor 20 Ammonia sensor 21 Motion sensor 22 Motion control means 23a Motion sensor connection wire a
23b Human sensor connection wire b
24 Thermistor 25 Temperature Control Unit 26 Temperature Connection Wire 27 Indoor Control Unit 28 Indoor / Outdoor Connection Wire 29 Signal Line 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 111 Indoor

Claims (18)

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; An air conditioner comprising a blowing unit connected to the indoor unit by a duct and blowing air into the room. The intake unit includes intake control means for controlling an intake fan and an intake motor, and the intake control means controls the intake air volume by a microcomputer reading the current detected by the current value detection means of the intake motor. The air conditioner according to claim 1. A branch unit is connected by a suction unit that sucks indoor air, the suction unit, and a duct, one of the branch units is connected to the indoor unit by a duct, and the other is connected to the outside. 2. The air conditioner according to claim 1, wherein the path is switched. 2. The air conditioner according to claim 1, wherein the branching control means of the branching unit switches the air path according to the degree of indoor air contamination detected by a sensor provided in the branching unit. The air conditioner according to claim 1, wherein the control means of the branching unit switches the air path according to the carbon dioxide concentration in the room. The air conditioner according to claim 1, wherein the control means of the branch unit switches the air path according to the carbon dioxide concentration in the room and increases the air volume by the suction unit. The air conditioner according to claim 1, wherein the control means of the branching unit switches the air path according to the carbon monoxide concentration in the room. 2. The air conditioner according to claim 1, wherein the control unit of the branch unit switches the air path according to the carbon monoxide concentration in the room and increases the air volume by the suction unit. The air conditioner according to claim 1, wherein the control means of the branching unit switches the air path according to the amount of dust in the room. 2. The air conditioner according to claim 1, wherein the control unit of the branching unit switches the air path according to the amount of dust in the room and increases the air volume by the suction unit. The air conditioner according to claim 1, wherein the control means of the branching unit switches the air path with formaldehyde in the room. The air conditioner according to claim 1, wherein the control means of the branching unit switches the air path with formaldehyde in the room and increases the air volume with the suction unit. The air conditioner according to claim 1, wherein the control means of the branching unit switches the air path with ammonia in the room. 2. The air conditioner according to claim 1, wherein the control unit of the branch unit switches the air path with ammonia in the room and increases the air volume with the suction unit. 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 can be changed depending on the presence or absence of the person. The air conditioner according to claim 1, wherein the human presence control unit can change an air volume by changing the air path of the branching unit according to the number of people in the room. An air conditioner characterized in that a temperature detection means and a temperature control means are provided in the suction unit, a remote controller is connected to the intake control means provided in the suction unit, and the air volume is controlled by the suction unit according to the set temperature of the remote control. 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 of Claim 16.

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