JPH05296544A - Control device for air conditioner - Google Patents

Abstract

(57) [Summary] [Object] The present invention aims to improve the usability of an air conditioner. A control device for an air conditioner includes a first transmission / reception means 5, a remote controller 1'having a first self-address setting means 9 for setting its own address, and a second transmission / reception means 1
A centralized control device 4'having a single centralized control of a plurality of indoor units 2 ', a third transmitting / receiving means 6, a second self-address setting means 12, a remote control address setting means 8;
An indoor unit 2'having an identifying unit 7, an operating unit 10, a remote controller 1 ', a centralized control device 4', and a plurality of indoor units 2 '.
Is formed of a transmission line 3'that couples to each other.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner control device, and more particularly to an air conditioner control device for controlling an air conditioner using a remote controller and a centralized control device.

[0002]

2. Description of the Related Art FIG. 6 shows, for example, Japanese Patent Application Laid-Open No. 2-26744.
It is a system diagram of the conventional air conditioner shown by the 9th publication.
1 is an operating device, 2 is a plurality of indoor units, and the operating device 1 and a plurality of indoor units 2 are connected to each other by a transmission line 3. Reference numeral 4 denotes a centralized control device, which includes an indoor unit 2 and a transmission line 5
Are connected to each other. The plurality of indoor units 2 are group-controlled, 2a being a master unit and the other being slave units.

The operation of the control device for an air conditioner configured as described above will be described below.

A plurality of indoor units 2 which are group-controlled
Performs common control using the operation device 1 and the transmission path 3 to perform common operations, and performs individual control using the centralized control device 4 and the transmission path 5 to perform individual operations. From the figure, it can be inferred that when the master unit 2a of the indoor unit 2 is individually controlled, the slave unit of the indoor unit 2 is also controlled.

[0005]

However, since the conventional air conditioner control device is configured as described above, it has a drawback that the wiring is complicated because there are two transmission lines. However, since there is no switching means, there is a drawback in that the selection of the parent device cannot be arbitrarily selected.

[0006] An object of the present invention is to solve the above-mentioned conventional problems and to simplify wiring by connecting a remote controller, a centralized control device, and a control device of an air conditioner to each other through one transmission path. This is a control device of an air conditioner for the purpose.

Another object of the present invention is to provide a control device for an air conditioner, which is improved in usability by arbitrarily setting the setting of the master unit and the slave unit by the switching means. is there.

[0008]

To achieve this object, an air conditioner control apparatus according to the present invention comprises a first transmitting / receiving means for transmitting / receiving data relating to the operation of the air conditioner, and a first transmitting / receiving means for setting its own address. Centralized remote control having one self-address setting means and second transmission / reception means for individually transmitting / receiving the data relating to the operation of the air conditioner to / from a plurality of indoor units A control device, a third transmitting / receiving means for transmitting / receiving the data relating to the operation of the air conditioner, and a second for setting its own address
Self-address setting means, remote control address setting means for setting a remote control address, and the data received by the third transmitting / receiving means are the data transmitted by the remote controller or the data transmitted by the centralized control device. The indoor unit having identification means for identifying the indoor unit, the remote controller, the centralized control device, and a transmission path connecting the plurality of indoor units to each other.

Further, the remote controller addresses set by the remote controller address setting means of the plurality of indoor units are set to the same value, the data transmitted from the centralized control device is transmitted to the remote controller, and the remote controller receiving the data is By transmitting again to the plurality of indoor units, the remote controller performs group control of the plurality of indoor units, and the indoor unit is provided with switching means for switching whether to transmit to the remote controller, and the centralized control is performed. It is controlled individually by the device.

[0010]

With this configuration, the remote control, the centralized control device, and the plurality of indoor units are connected to each other through one transmission path, thereby simplifying the wiring.

Further, the setting of the master unit and the slave unit can be arbitrarily set by the switching means.

[0012]

The first embodiment of the control device for an air conditioner of the present invention will be described below.
Embodiments will be described with reference to the drawings. It should be noted that the same components as those of the related art will be denoted by the same reference numerals and detailed description thereof will be omitted.

FIG. 1 is a block diagram of a control device for an air conditioner according to a first embodiment of the present invention. 51 is a remote control 1 '
The data transmitted from the first transmitting / receiving unit 51 is the third transmitting / receiving unit of FIG.
Is received by the transmitting and receiving means of. The data received by the third transmission / reception means 6 is discriminated by the identification means 7 as to whether it is the data transmitted from the remote controller 1'or the data transmitted from the centralized control device 4 ', and the data transmitted from the remote controller 1' If it is a transmission, it is discriminated whether the value set by the remote controller address setting means shown by 8 is the same as or different from the value set by the first self address setting means shown by 9, and it is the same. For example, if the operating means shown in 10 performs the air conditioning operation corresponding to the data and the transmission is from the centralized control device 4 ', the address indicated by the data transmitted by the centralized control device 4'is the 12th one. If the value is the same as the value set by the self address setting unit 2, the operating unit 10 is configured to perform the air conditioning operation corresponding to the data.

The operation of the air conditioner control apparatus configured as described above will be described below with reference to the data configuration example of FIG. 2 and the flowchart of FIG.

In FIG. 2, 20 is data and 21 is data.
Device data is data indicating the remote controller 1 ', centralized control device 4', indoor unit 2 ', etc. on the transmission side, 22 is address data, indicating the address of the destination, and 23 is operation data, the operation content. Indicates.

When the third transmitting / receiving means 6 receives the data 20 (step 101), the identifying means 7 identifies whether the equipment data 21 is the remote controller 1 '(step 102) and the equipment data 21. Is remote control 1 ',
The identifying means 7 identifies whether or not the value of the address data 22 is the same as the value set by the remote controller address setting means 8 (step 103). If the value is the same, the operating means 10 causes the operating data 23 to operate. Is performed (step 104), and if different, the data 20 is ignored (step 106).

If the device data 21 is not the remote controller 1 '(step 102), the identifying means 7 identifies whether the address data 22 and the value set by the second self-address setting means 12 are the same ( Step 105)
If they are the same, the operation means 10 performs an operation corresponding to the operation data 23 (step 104), and if they are different, the data 20 is ignored (step 106).

With this configuration, by connecting the remote controller 1 ', the centralized control device 4', and the plurality of indoor units 2'to one transmission line 3 ', the wiring can be simplified.

FIG. 4 is a block diagram of a control device for an air conditioner according to a second embodiment of the present invention. The remote controller address setting means 8 of the plurality of indoor units 2 ″ and the first self-address setting means 9 are set to the same value, and group control is performed to control the plurality of indoor units 2 ″ with one remote controller 1 ′. is there. At the same time, the second self-address setting means 12 of the plurality of indoor units 2 ″ are set with different values, and are individually and centrally controlled by the centralized control device 4 ′.

One of the plurality of indoor units 2 "is switched by the switching unit 13 and the indoor unit 2" switched by the switching unit 13 receives the data 20 from the centralized control unit 4 '. Then, the data 20 is transmitted to the remote controller 1'and the remote controller 1'which received the data 20
Are group-controlled by transmitting to a plurality of indoor units 2 ″ that are group-controlled.

The indoor unit 2 "which has not been switched by the switching means 13 does not transmit the data 20 from the centralized control device 4'to the remote controller 1 ', so only the received indoor unit 2" is individually controlled. By doing so, it is configured to be individually and centrally controlled.

The operation of the control device for an air conditioner configured as described above will be described below with reference to the flowchart of FIG.

The device data 21 of the data 20 received by the third receiving means 6 is the transmission from the centralized control device 4,
When the address data 22 has the same value as the self-address 12 and has been switched by the switching means 13 (step 107), the operation corresponding to the operation data 23 is performed (step 108), and the received data 20 is converted into the third data. The transmission / reception means 6 transmits to the remote controller 1 (step 10
9) and if not switched (step 10)
7), the operation means 10 performs an operation corresponding to the operation data 23 (step 104).

By arbitrarily setting the parent device and slave device by the switching means 13, it is possible to perform group control with the remote controller 1'and individual control with the centralized control device 4 '.

[0025]

As described above, the present invention is a remote controller having first transmitting / receiving means for transmitting / receiving data relating to the operation of an air conditioner, and first self address setting means for setting its own address, A central control device having second transmitting / receiving means for individually transmitting / receiving the data related to the operation of the air conditioner to / from a plurality of indoor units, and centrally controlling the plurality of indoor units individually, and the data related to the operation of the air conditioner. A third transmitting / receiving means for transmitting / receiving the data, a second self address setting means for setting its own address, a remote control address setting means for setting a remote control address, and the data received by the third transmitting / receiving means, The indoor unit having identification means for identifying the data transmitted by the remote controller or the data transmitted by the centralized control device, the remote controller, and the remote controller. And a transmission path connecting the middle control device and a plurality of the indoor units to each other.

With this structure, there is an effect that the wiring can be made simple. Further, according to the present invention, the remote controller addresses set by the remote controller address setting means of the plurality of indoor units are set to the same value, the data transmitted from the centralized control device is transmitted to the remote controller, and the received remote controller is controlled. By transmitting again to the plurality of indoor units, the remote controller performs group control of the plurality of indoor units, and the indoor unit is provided with a switching unit that switches whether or not to transmit to the remote controller. It can be controlled individually by the centralized control device.

[Brief description of drawings]

FIG. 1 is a block diagram of a control device for an air conditioner according to a first embodiment of the present invention.

FIG. 2 is a data configuration diagram of the control device for the air conditioner according to the first embodiment of the present invention.

FIG. 3 is a flowchart showing the operation of the control device for the air conditioner according to the first embodiment of the present invention.

FIG. 4 is a block diagram of a control device for an air conditioner according to a second embodiment of the present invention.

FIG. 5 is a flowchart of a control device for an air conditioner according to a second embodiment of the present invention.

FIG. 6 is a block diagram of a conventional air conditioner control device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 remote control 2 indoor unit 3 1st transmission line 4 centralized control device 6 2nd transmission means 7 identification means 8 remote control address setting means 9 1st self-address setting means 10 operation means 11 2nd transmission means 12 2nd Self-address setting means 13 Switching means 51 First transmission means

Claims (2)

[Claims] 1. A remote controller having first transmission / reception means for transmitting / receiving data on the operation of the air conditioner, and first self-address setting means for setting its own address, and the data on the operation of the air conditioner. A centralized control device having second transmitting / receiving means for individually transmitting / receiving to / from a plurality of indoor units, and centrally controlling the plurality of indoor units individually, and a third transmitting / receiving means for transmitting / receiving the data relating to the operation of the air conditioner. A second self-address setting means for setting an own address, a remote-control address setting means for setting a remote-control address, and the data received by the third transmitting / receiving means, the data transmitted by the remote control, or The indoor unit having identification means for identifying whether the data is transmitted by a centralized control device, the remote controller, the centralized control device, and a plurality of the indoors A control device for an air conditioner, which comprises a transmission line connecting the air conditioners to each other. 2. The remote controller addresses set by remote controller address setting means of a plurality of indoor units are set to the same value, and the data transmitted from the centralized control device is transmitted to the remote controller,
The received remote controller transmits again to the plurality of indoor units, thereby group-controlling the plurality of indoor units by the remote controller and switching whether or not the indoor unit transmits to the remote controller. The air conditioner control device according to claim 1, wherein the central control device is individually controlled.