JPH08121841A - Air conditioner - Google Patents

Abstract

PURPOSE: To obtain an air conditioner preventing a person from being struck by electricity, even when an electrically charged part of an outdoor machine of the air conditioner is submerged by flood. CONSTITUTION: The possibility of submergence of an electrically charged part of an outdoor machine 101A of an air conditioner is detected by a flood detecting means 1 provided in the outdoor machine 101A, and a power supply breaker 108 is interrupted by a power supply breaker interrupting means 2 provided in the outdoor machine 101A of the air conditioner. Thereby a person is prevented from being struck by electricity.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner which prevents an outdoor unit of an air conditioner from being submerged in water and receiving an electric shock when a flood occurs.

[0002]

2. Description of the Related Art In recent years, air conditioners have been required to prevent human injury due to electric leakage and electric shock.

A conventional air conditioner will be described below with reference to FIG. As shown in the figure, the air conditioner outdoor unit 101 is provided with an outdoor unit electronic control device 102, the air conditioner indoor unit 103 is provided with an indoor unit control device 104, a refrigerant pipe 105, and an electric signal and power connection line 106. Thus, the air conditioner outdoor unit 101 and the air conditioner indoor unit 103 are connected.

In the above structure, first, the electric power is the commercial power source 1.
07 is supplied to the air conditioner outdoor unit 101 via the power breaker 108, and an electric signal and power are supplied from the air conditioner outdoor unit 101 to the air conditioner indoor unit 103 via the electric signal and power connection line 106. It had been.

[0005]

With such a conventional structure, when the air conditioner outdoor unit 101 is submerged in water due to a flood, if the charging section is also submerged in water and there is a person nearby, there is a risk of electric shock. There was a problem.

The present invention solves the above problems, and a first object thereof is to provide an air conditioner which does not give an electric shock to a person even if the charging part of the outdoor unit of the air conditioner is flooded by a flood.

A second object is that when the power supply is cut off due to an abnormality in the air conditioner, information about the abnormality is left, and the power is cut off even if the service agent does not re-energize the air conditioner at the time of service. It is possible to confirm the cause.

A third object is that the user can confirm that the power is cut off due to the abnormality of the air conditioner even if the power is cut off due to the abnormality of the air conditioner.

A fourth object is to stop the power supply when the outdoor unit of the air conditioner falls down due to an earthquake or the like.

A fifth object is to prevent drain water from overflowing because the indoor unit of the air conditioner is not properly installed and the left and right heights of the indoor unit are different.

A sixth object is to detect the occurrence of a gas leak due to the breakage of the pipe between the air conditioner outdoor unit and the indoor unit due to an earthquake or the like, and display the abnormality.

[0012]

In order to achieve the above first object, the air conditioner of the present invention is provided with a flood detecting means for detecting the water level at the time of flood and a power breaker breaking means. An air conditioner outdoor unit, an air conditioner outdoor unit that is connected to the air conditioner outdoor unit via a refrigerant pipe, an electrical signal and a power connection line, and the power breaker is detected by the detection signal of the flood detection means. It is configured to shut off.

In order to achieve the second object, the second means is an auxiliary storage means for storing the details of the abnormality when the power is shut off due to an abnormality, and an electric power is supplied to the auxiliary storage means after the power is shut off. The auxiliary power supply means for supplying is provided in the air conditioner indoor unit.

Further, in order to achieve the third object, the third means is an abnormality display means for displaying an abnormality by receiving power supply from the auxiliary power source means when the power is cut off due to an abnormality. The configuration provided on the machine.

In order to achieve the fourth object, the fourth
Means for detecting the tilt angle of the device in the outdoor unit of the air conditioner, a control device for calculating the angle signal from the angle detection device, and a power supply for shutting off the power supply breaker based on the calculation result of the control device. It is equipped with a control device, and the power is cut off when the air conditioner outdoor unit falls in the event of a disaster such as an earthquake.

Further, in order to achieve the fifth object,
The means for displaying an abnormality in the indoor unit of the air conditioner is based on the calculation result of the angle detection device and the angle signal from the angle detection device and the installation angle data provided inside the control device, and the calculation result of the control device. When the air conditioner indoor unit is installed at an abnormal inclination, the display is displayed by the error display device and the air conditioner indoor unit is stopped.

In order to achieve the sixth object, the sixth
Means for detecting the temperature of the refrigerant pipe, an indoor control device for digitizing the pipe temperature signal detected by the pipe temperature detecting device, and transmitting the pipe temperature signal to the air conditioner outdoor unit An air conditioner indoor unit provided with an indoor transmitting device, an outdoor receiving device that receives a signal from the indoor transmitting device, an angle detection device that detects a tilt angle of a device, and a signal received by the outdoor receiving device. And an outdoor control device that receives a signal from the angle detection device, a memory that stores the compressor frequency, the pipe temperature signal, and the number of operating air conditioner indoor units, and an air display device that displays an abnormality. The air conditioner outdoor unit is provided, and the operation is stopped when a gas leak occurs.

[0018]

According to the present invention, the flood detecting means detects that water has entered the outdoor unit of the air conditioner due to a flood, and the power breaker shutting off means shuts off the power breaker. Can be prevented from being electrocuted.

Further, according to the configuration of the second means, when the power is shut off due to an abnormality of the air conditioner, the cause of the power shutoff should be confirmed at the time of servicing without the service provider having to re-energize the air conditioner. You can

Further, according to the configuration of the third means, when the power is shut off due to the abnormality of the air conditioner, the user can confirm that the power is shut off due to the abnormality of the air conditioner.

Further, according to the structure of the fourth means, since the power source is cut off by the power source breaker before the air conditioner outdoor unit falls in the event of a disaster such as an earthquake, even if the power line is disconnected from the air conditioner outdoor unit. It is possible to prevent danger such as fire and electric shock.

Further, with the configuration of the fifth means, the air conditioner indoor unit is not installed at a normal angle due to a construction error or the like, and drainage drainage failure can be prevented.

Further, according to the structure of the sixth means, when a gas leak occurs due to a breakage of a pipe connecting the air conditioner outdoor unit and the indoor unit, the gas leak is displayed and the air conditioner is stopped. be able to.

[0024]

【Example】

(Embodiment 1) A first embodiment of the present invention will be described below with reference to FIG. The same parts as those of the conventional example are designated by the same reference numerals and detailed description thereof will be omitted.

As shown in the figure, the air conditioner outdoor unit 101A is provided with flood detecting means 1 for detecting the water level at the time of flood and power breaker shutting means 2 for shutting off the power breaker 108.

With the above structure, when the water level due to the flood becomes higher than the water level at which the charging part of the air conditioner outdoor unit 101A may be flooded, the flood is detected by the flood detection means 1 and the power breaker cutoff means 2 The power breaker 108 is shut off by the.

As described above, according to the air conditioner of the first embodiment of the present invention, when there is a risk that the charging portion of the air conditioner outdoor unit 101A will be flooded due to flooding, the power breaker 1
By cutting off 08, it is possible to prevent a person from getting an electric shock.

(Second Embodiment) A second embodiment of the present invention will be described below with reference to FIG. The same parts as those in the first embodiment are designated by the same reference numerals and detailed description thereof will be omitted.

As shown in the figure, the air conditioner indoor unit 103
In the indoor unit control device 104, the auxiliary storage means 3 for storing the contents of the abnormality when the power is cut off due to an abnormality in A and the auxiliary power supply means 4 for supplying the power to the auxiliary storage means 3 after the power is cut off are provided.

With the above configuration, when the power is shut off due to an abnormality of the air conditioner, information about the abnormality is left in the auxiliary storage means 3, and after the power is shut off, power is supplied from the auxiliary power supply means 4 to the auxiliary storage means 3. Information is supplied to the auxiliary storage means 3 and information about the abnormality is continuously stored.

As described above, according to the air conditioner of the second embodiment of the present invention, when the power is shut off due to an abnormality in the air conditioner, the air conditioner is repaired by a service agent. It is possible to confirm the cause of the power cutoff without having to re-energize, and to perform appropriate repairs.

(Embodiment 3) A third embodiment of the present invention will be described below with reference to FIG. The same parts as those in the second embodiment are designated by the same reference numerals and detailed description thereof will be omitted.

As shown in the figure, the air conditioner indoor unit 103
Auxiliary power supply means 4 when the power is cut off due to an abnormality in B
Abnormality display means 5 for displaying abnormality by receiving power supply from
Is provided in the indoor unit control device 104.

When the power is cut off due to the abnormality of the air conditioner having the above-mentioned configuration, the abnormality display means 5 receiving power from the auxiliary power supply means 4 indicates that the power is cut off due to the abnormality of the air conditioner. .

As described above, according to the air conditioner of the third embodiment of the present invention, the user can confirm that the power is cut off due to the abnormality of the air conditioner.

(Fourth Embodiment) A fourth embodiment of the present invention will be described below with reference to FIG. The same parts as those in the first embodiment are designated by the same reference numerals and detailed description thereof will be omitted.

As shown in the figure, the air conditioner outdoor unit 101B
An angle detection device 6 that detects the tilt angle of the device is provided inside, and is connected to a control device 7 via a signal line 9a, and the control device 7 controls the power supply breaker 108 to be shut off via a signal line 9b. The controller 8 is provided.

With the above configuration, when the air conditioner outdoor unit 101B may fall due to an earthquake or the like, the control device 7 receives the angle signal (not shown) of the angle detection device 6 via the signal line 9a. The control device 7 performs comparison calculation with fall angle data (not shown) provided inside the control device 7, and only when the angle signal of the angle detection device 6 is larger than the fall angle data, the control device 7 transmits the signal via the signal line 9b. A breaker cutoff signal (not shown) is transmitted to the power supply control device 8
When the breaker cutoff signal is received, the power is cut off by supplying a current that cuts off the power breaker 108.

As described above, according to the air conditioner of the fourth embodiment of the present invention, the power is turned off by the power breaker 108 before the overturn of the air conditioner outdoor unit 101B due to an earthquake or the like occurs and the air conditioner outdoor Even when the machine 101B falls down and the power supply line 10 is disconnected from the air conditioner outdoor unit 101B, fire and electric shock can be prevented.

In the fourth embodiment, the fall angle of the air conditioner outdoor unit 101B is detected, and the power breaker 108 is detected.
However, the same control can be performed by detecting the vibration.

(Fifth Embodiment) A fifth embodiment of the present invention will be described below with reference to FIG. The same parts as those in the fourth embodiment are designated by the same reference numerals and detailed description thereof will be omitted.

As shown in the figure, the air conditioner indoor unit 103
Inside C, the angle detection device 6 is connected to the control device 7 via a signal line 9a, and the abnormality display device 11 is connected to the control device 7 via a signal line 12.

With the above structure, the air conditioner indoor unit 103
When the power source (not shown) is turned on, C is the angle detection device 6
Transmits the detected angle data (not shown) to the control device 7, and the control device 7 receives the received angle data and the control device 7.
When the installation angle data 13 stored inside is compared with the installation angle data 13 other than the installation angle data 13, the control device 7
Stops the control of the air conditioner indoor unit 103C, transmits an abnormality display signal (not shown) to the abnormality display device 11 via the signal line 12, and the abnormality display device 11 receives the abnormality display signal. Then, it is displayed by the LED 14.

As described above, according to the air conditioner of the fifth embodiment of the present invention, the installation angle abnormality due to the installation error of the air conditioner indoor unit is prevented, and the drain water drainage failure due to the installation angle abnormality is prevented. be able to.

It should be noted that L is displayed on the abnormality display device 11 of the fifth embodiment.
Although the description has been made using the ED 14, the same effect can be obtained by using a buzzer, a speaker, a lamp, or the like.

(Sixth Embodiment) A sixth embodiment of the present invention will be described below with reference to FIG. The same parts as those in the fourth and fifth embodiments are designated by the same reference numerals, and detailed description thereof will be omitted.

As shown in the figure, the air conditioner outdoor unit 101
C and the air conditioner indoor unit 103D are pipe 105 and signal line 1
The air conditioner indoor unit 103D is connected by 5a.
A pipe temperature detection device 16 is attached to the side pipe 105, and the pipe temperature detection device 16 is connected to the indoor control device 17 via a signal line 15b. Is transmitted to the outdoor control device 20 via the signal line 15a and the outdoor reception device 19, and the outdoor control device 20 is connected to the angle detection device 6, the abnormality display device 11 for displaying a gas leakage abnormality, and the compressor drive device 21. , Further, compressor frequency (not shown)
And the pipe temperature detection device 16 of the air conditioner indoor unit 103D
It has a memory 22 for storing the pipe temperature signal (not shown) and the number of operating units (not shown) detected in Step 2.

With the above configuration, each air conditioner indoor unit 10
Every time 3D is operated, the pipe temperature signal detected by the pipe temperature detecting device 16 is digitized in the indoor control device 17, and the indoor transmitting device 18 causes the air conditioner outdoor unit 101C via the signal line 15a. The pipe temperature signal transmitted to the outdoor control device 20 of the air conditioner outdoor unit 101C is received by the outdoor control device 20.
Searches the memory 22 to see if the same compressor frequency, pipe temperature signal and operating number were stored in the past. If there is no identical data, the current compressor frequency, pipe temperature signal and operating number are stored in the memory 22. When the signal of the angle detection device 6 changes due to an earthquake or the like, the outdoor control device 20 next obtains the compressor frequency, the pipe temperature signal, and the data of the number of operating units when the air conditioner indoor unit 103D is operated. , The data stored in the memory 22 are compared, and when the same compressor frequency and the same pipe temperature at the same number of operating units are different, that is, when a gas leak occurs, the operation of the air conditioner is stopped and the abnormality display device 11 is displayed. indicate.

As described above, according to the air conditioner of the sixth embodiment of the present invention, when the pipe 105 is damaged due to a disaster such as an earthquake and a gas leak occurs, the air conditioner is stopped and the user is informed. be able to.

The embodiment has been described by taking a disaster such as an earthquake as an example, but gas leak detection during normal use can be realized by replacing the angle detection device 6 with a timer or the like. Further, although the angle detecting device 6 is used to detect an earthquake or the like, the same control can be performed using a vibration detecting device. Further, although an LED is generally used for the abnormality display device, the same effect can be obtained by using a buzzer, a speaker, a lamp or the like.

[0051]

As is apparent from the above embodiments, according to the present invention, the flood detection means detects the risk of water ingress in the charging portion of the air conditioner, and the power breaker interruption means shuts off the power breaker. Therefore, even if the charging part of the outdoor unit of the air conditioner is flooded due to flooding, it is possible to provide the air conditioner capable of preventing a person from receiving an electric shock.

Further, since the auxiliary power supply means and the auxiliary storage means are provided in the indoor unit of the air conditioner, even if the power is shut off due to an abnormality of the air conditioner, the service agent does not have to re-energize the air conditioner at the time of service. An air conditioner capable of confirming the cause of power interruption can be provided.

Further, since the abnormality display means is provided in the indoor unit of the air conditioner, when the power is shut off due to the abnormality of the air conditioner, the user can confirm that the power is shut off due to the abnormality of the air conditioner. An air conditioner can be provided.

Further, when the outdoor unit of the air conditioner falls down due to an earthquake or the like, the power supply line is disconnected from the outdoor unit of the air conditioner by the angle detection device provided in the outdoor unit of the air conditioner, and a fire or a person receives an electric shock. An air conditioner that can prevent this can be provided.

Further, due to the angle detecting device provided in the air conditioner indoor unit, the drain water does not overflow from the air conditioner indoor unit due to the construction failure of the air conditioner indoor unit, and the drain water collects and gives off a bad odor due to decay. An air conditioner capable of preventing the above can be provided.

Further, by detecting a gas leak due to the breakage of the pipe, stopping the air conditioner when the gas leak occurs, and displaying it, the user can confirm the gas leak and improve the serviceability. It is possible to provide an air conditioner that can prevent heat generation and damage of a compressor due to a shortage.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of an air conditioner according to a first embodiment of the present invention.

FIG. 2 is a block diagram showing the configuration of the air conditioner of the second embodiment.

FIG. 3 is a block diagram showing a configuration of an air conditioner of the third embodiment.

FIG. 4 is a block diagram showing a configuration of an air conditioner of the fourth embodiment.

FIG. 5 is a block diagram showing a configuration of an air conditioner of the fifth embodiment.

FIG. 6 is a block diagram showing the configuration of the air conditioner of the sixth embodiment.

FIG. 7 is a block diagram showing a configuration of a conventional air conditioner.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Flood detection means 2 Power breaker interruption means 3 Auxiliary storage means 4 Auxiliary power supply means 5 Abnormality display means 6 Angle detection device 7 Control device 8 Power supply control device 11 Abnormality display device 13 Installation angle data 16 Piping temperature detection device 17 Indoor control device 18 Indoor transmitter 19 Outdoor receiver 20 Outdoor controller 22 Memory 101A Air conditioner outdoor unit 101B Air conditioner outdoor unit 101C Air conditioner outdoor unit 103A Air conditioner indoor unit 103B Air conditioner indoor unit 103C Air conditioner indoor unit 103D Air conditioner Indoor unit 104 Indoor unit control device 105 Piping 106 Electric signal and power connection line 107 Commercial power supply 108 Power supply breaker

Claims (6)

[Claims] 1. An air conditioner outdoor unit provided with flood detection means for detecting the water level at the time of flood and power breaker cutoff means,
This air conditioner outdoor unit and a refrigerant pipe, an air conditioner indoor unit connected via an electric signal and power connection line,
An air conditioner configured to shut off the power breaker in response to a detection signal from the flood detection means. 2. An air conditioner indoor unit is provided with auxiliary storage means for storing details of an abnormality when the power is shut off due to an abnormality and auxiliary power supply means for supplying power to the auxiliary storage means after the power is shut off. The air conditioner according to claim 1. 3. The air conditioner according to claim 1, wherein the air conditioner indoor unit is provided with an abnormality display means for receiving an electric power from the auxiliary power supply means and displaying the abnormality when the power is cut off due to the abnormality. 4. An angle detection device for detecting an inclination angle of a device in an outdoor unit of an air conditioner, a control device for calculating an angle signal from the angle detection device, and a calculation result of the control device,
With a power supply control device that cuts off the power supply breaker,
Air conditioner in the event of a disaster such as an earthquake An air conditioner configured to shut off power when the outdoor unit falls. 5. An angle detection device for detecting an inclination angle of a device in an indoor unit of an air conditioner, a control device for comparing and calculating angle data from the angle detection device and installation angle data provided inside the control device, and the control device. According to the calculation result of, with a display device for displaying an abnormality, when the air conditioner indoor unit is installed at an abnormal inclination, it is displayed by the abnormality display device,
Air conditioner An air conditioner configured to stop the indoor unit. 6. A pipe temperature detecting device for detecting a temperature of a refrigerant pipe, an indoor control device for digitizing a pipe temperature signal detected by the pipe temperature detecting device, and transmitting the pipe temperature signal to an air conditioner outdoor unit. An air conditioner indoor unit provided with an indoor transmitting device, an outdoor receiving device that receives a signal from the indoor transmitting device, an angle detection device that detects a tilt angle of a device, and the outdoor receiving device. An outdoor control device that receives a signal and a signal from the angle detection device, a memory that stores the compressor frequency, the pipe temperature signal, and the number of operating air conditioner indoor units, and an abnormality display device that displays an abnormality are provided. An air conditioner having an outdoor unit and configured to stop operation when a gas leak occurs.