WO2020228134A1

WO2020228134A1 - Communication control method and apparatus for air conditioner, and air conditioner

Info

Publication number: WO2020228134A1
Application number: PCT/CN2019/097521
Authority: WO
Inventors: 向兴华; 周宏明; 李洪涛
Original assignee: 广东美的制冷设备有限公司; 美的集团股份有限公司
Priority date: 2019-05-10
Filing date: 2019-07-24
Publication date: 2020-11-19
Also published as: CN110173871B; CN110173871A

Abstract

Provided are a communication control method and apparatus for an air conditioner, and an air conditioner. The communication control method comprises: acquiring a communication status of communication modules of an indoor unit and an outdoor unit; and turning on or turning off, according to the communication status, a communication power source module supplying power to the communication modules of the indoor unit and the outdoor unit. According to the communication control method and apparatus for an air conditioner, and the air conditioner provided in the present application, a communication power source module supplying power to communication modules of an indoor unit and an outdoor unit is turned on or turned off according to a communication status; when being turned on, the communication power source module supplies power to the communication modules; and when the communication power source module is turned off, the communication power source module is charged, and a voltage rises, such that the occurrence of a communication fault between the indoor unit and the outdoor unit due to an insufficient voltage of the communication power source module can be prevented.

Description

Communication control method and device of air conditioner and air conditioner

Cross references to related applications

This application is filed based on a Chinese patent application with an application number of 201910390871.1 and an application date of May 10, 2019, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated by reference into this application.

Technical field

This application relates to the technical field of electrical appliances, and in particular to a communication control method and device of an air conditioner, and an air conditioner.

Background technique

The indoor unit and outdoor unit of the inverter air conditioner usually use a current loop for real-time communication. The communication power supply module of the current loop usually adopts a half-wave rectifier filter stabilized power supply. After the outdoor unit of the air conditioner is powered, the communication power supply module of the current loop always Turn on to supply power to the current loop, which causes the power grid to be at low voltage, and communication failures occur between the indoor and outdoor units due to insufficient voltage of the communication power module.

Summary of the invention

This application aims to solve one of the technical problems in the related technology at least to a certain extent. To this end, the first purpose of this application is to propose a communication control method for an air conditioner. The communication power module that supplies power to the communication modules of the indoor unit and outdoor unit is turned on or off according to the communication status. When the communication power supply module is turned off, the communication power supply module is charged and the voltage rises, so as to avoid communication failures between the indoor and outdoor units due to insufficient voltage of the communication power supply module.

The second purpose of this application is to provide a communication control device for an air conditioner.

The third purpose of this application is to propose an air conditioner.

The fourth purpose of this application is to propose an electronic device.

The fifth purpose of this application is to provide a computer-readable storage medium.

In order to achieve the foregoing objective, an embodiment of the first aspect of the present application proposes a communication control method for an air conditioner, including:

Obtain the communication status of the communication module of the indoor unit and outdoor unit;

The communication power supply module that supplies power to the communication module of the indoor unit and/or the outdoor unit is turned on or off according to the communication status.

According to the communication control method of the air conditioner proposed in the embodiment of the present application, the communication status of the communication module of the indoor unit and the outdoor unit is acquired; the communication power module that supplies power to the communication module of the indoor unit and/or the outdoor unit is turned on or off according to the communication status, When the communication power module is turned on, it supplies power to the communication module. When the communication power module is turned off, the communication power module charges and the voltage rises, so as to avoid communication failures between indoor and outdoor units due to insufficient voltage of the communication power module.

According to an embodiment of the present application, the turning on or off the communication power supply module that supplies power to the communication module of the indoor unit and/or the outdoor unit according to the communication state includes: if the communication state is the communication start state, then Turn on the communication power module.

According to an embodiment of the present application, the turning on or turning off the communication power supply module that supplies power to the communication module of the indoor unit and/or the outdoor unit according to the communication state includes: if the communication state is the communication state, then Turn on the communication power module.

According to an embodiment of the present application, the turning on or off the communication power supply module that supplies power to the communication module of the indoor unit and/or the outdoor unit according to the communication state includes: if the communication state is a non-communication state, then Turn off the communication power supply module.

According to an embodiment of the present application, the turning on or off the communication power supply module that supplies power to the communication module of the indoor unit and/or the outdoor unit according to the communication state includes: if the communication state is a communication end state, then Turn off the communication power supply module.

According to an embodiment of the present application, the turning off the communication power supply module includes: controlling to turn off or reduce the communication current in the current loop communication loop, the current loop communication loop is located in the indoor unit and the outdoor unit. In the communication module; or, disconnect the connection between the communication power supply module and the communication modules of the indoor unit and the outdoor unit.

To achieve the foregoing objective, an embodiment of the second aspect of the present application proposes a communication control device for an air conditioner, including:

The acquisition module is used to acquire the communication status of the communication module of the indoor unit and the outdoor unit;

The processing module is configured to turn on or off the communication power supply module that supplies power to the communication module of the indoor unit and/or the outdoor unit according to the communication status.

According to the communication control device of the air conditioner proposed in the embodiment of the present application, the communication status of the communication module of the indoor unit and the outdoor unit is acquired; the communication power supply module that supplies power to the communication module of the indoor unit and the outdoor unit is turned on or off according to the communication status. When the module is turned on, it supplies power to the communication module. When the communication power module is turned off, the communication power module is charged and the voltage rises, so as to avoid communication failures between indoor and outdoor units due to insufficient voltage of the communication power module.

According to an embodiment of the present application, the processing module is specifically configured to: if the communication state is a communication start state or a communication state, turn on the communication power supply module.

According to an embodiment of the present application, the processing module is specifically configured to: if the communication state is a non-communication state or a communication end state, turn off the communication power supply module.

According to an embodiment of the present application, the processing module is specifically configured to: if the communication state is a non-communication state or a communication end state, control to close or reduce the communication current in the current loop communication loop. The communication loop is located in the communication modules of the indoor unit and the outdoor unit; or, the connection between the communication power supply module and the communication module of the indoor unit and the outdoor unit is disconnected.

To achieve the foregoing objective, an embodiment of the third aspect of the present application proposes an air conditioner, including the communication control device of the air conditioner as described in the embodiment of the second aspect of the present application.

To achieve the foregoing objective, an embodiment of the fourth aspect of the present application proposes an electronic device, including: a memory, a processor, and a computer program stored on the memory and capable of running on the processor, and the processor executes The program implements the communication control method of the air conditioner as described in the embodiment of the first aspect of the present application.

To achieve the above objective, an embodiment of the fifth aspect of the present application provides a computer-readable storage medium on which a computer program is stored. When the program is executed by a processor, the air conditioner as described in the embodiment of the first aspect of the present application is implemented. Communication control method.

Description of the drawings

Fig. 1 is a flowchart of a communication control method of an air conditioner according to an embodiment of the present application;

Figure 2 is a control waveform diagram of an air conditioner according to an embodiment of the present application;

Fig. 3 is an application scene diagram of a communication control method for an air conditioner according to an embodiment of the present application;

Figure 4 is a structural diagram of a communication control device for an air conditioner according to an embodiment of the present application;

Figure 5 is a structural diagram of an air conditioner according to an embodiment of the present application;

Fig. 6 is a structural diagram of an electronic device according to an embodiment of the present application.

Detailed ways

The embodiments of the present application are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals indicate the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to explain the application, but should not be understood as a limitation to the application.

The following describes the communication control method and device of the air conditioner and the air conditioner in the embodiments of the present application with reference to the accompanying drawings.

Fig. 1 is a flowchart of a communication control method for an air conditioner according to an embodiment of the present application. As shown in Fig. 1, the control method includes:

S101: Acquire the communication status of the communication modules of the indoor unit and the outdoor unit.

In the embodiment of the application, the communication status of the communication module of the indoor unit and the outdoor unit is acquired. Specifically, the communication status may include a communication start state, a communication state, a non-communication state, a communication end state, etc., where the communication start state means The state of communication, non-communication state is the state where no communication is required.

S102: Turn on or turn off the communication power supply module that supplies power to the communication modules of the indoor unit and the outdoor unit according to the communication status.

In the embodiment of the present application, the communication power module that supplies power to the communication modules of the indoor unit and the outdoor unit is turned on or off according to the communication status. As shown in FIG. 2, when the communication power module is turned on, the communication module is charged and its voltage is pulled down. When the communication power module is turned off, the communication power module is charged and its voltage rises, so as to avoid communication failures between the indoor unit and the outdoor unit due to insufficient voltage of the communication power module.

As a feasible implementation manner, this step may specifically include: if the communication state is the communication start state, turn on the communication power module; if the communication state is the communication state, turn on the communication power module; if the communication state is the non-communication state, Turn off the communication power supply module; if the communication status is the communication end state, turn off the communication power supply module.

Specifically, the communication current in the current loop communication loop can be controlled to be closed or reduced. The current loop communication loop is located in the communication modules of the indoor unit and outdoor unit; or, disconnect the communication power module from the indoor unit and outdoor unit. Connect the communication modules to turn off the communication power module.

The communication control method of the air conditioner in the embodiment of the application can be applied to the communication circuit shown in FIG. 3. As shown in FIG. 3, the diode D1, the resistors R1, R2, R3, the Zener diode DZ1, the capacitor E1, and C1 are current Ring communication power module circuit; optocoupler IC20, IC21, resistor R20, diode D20, D2, resistor R4, optocoupler IC1, IC2 are the current loop communication loops in the communication modules of indoor and outdoor units. The communication power module can be turned off by controlling to close or reduce the communication current in the current loop communication loop. Taking the communication current in the current loop communication loop as an example, the communication power module can be turned on through the indoor transmitter INDOOR-TXD. Or close, when the sending end INDOOR-TXD in the control room is low, the communication power module is turned off, and when the sending end INDOOR-TXD in the control room is high, the communication power module is turned on. The communication power supply module can also be turned off by disconnecting the connection between the communication power supply module and the communication modules of the indoor and outdoor units, that is, by disconnecting the resistance R2, R3, Zener diode DZ1, capacitor E1, C1 and optocoupler IC2. Connect the communication power supply module.

According to the communication control method of the air conditioner proposed in the embodiment of the present application, the communication status of the communication modules of the indoor unit and the outdoor unit is obtained; the communication power supply module that supplies power to the communication modules of the indoor unit and the outdoor unit is turned on or off according to the communication status, and the communication power supply When the module is turned on, it supplies power to the communication module. When the communication power module is turned off, the communication power module is charged and the voltage rises, so as to avoid communication failures between indoor and outdoor units due to insufficient voltage of the communication power module.

Fig. 4 is a structural diagram of a communication control device for an air conditioner according to an embodiment of the present application. As shown in Fig. 4, the control device includes:

The obtaining module 21 is used to obtain the communication status of the communication modules of the indoor unit and the outdoor unit;

The processing module 22 is configured to turn on or off the communication power supply module that supplies power to the communication modules of the indoor unit and the outdoor unit according to the communication status.

It should be noted that the foregoing explanation of the embodiment of the communication control method for an air conditioner is also applicable to the communication control device of the air conditioner in this embodiment, and will not be repeated here.

In a possible implementation manner of the embodiment of the present application, the processing module 22 is specifically configured to turn on the communication power module if the communication state is the communication start state or the communication state.

In a possible implementation manner of the embodiment of the present application, the processing module 22 is specifically configured to turn off the communication power module if the communication state is a non-communication state or a communication end state.

In a possible implementation manner of the embodiment of the present application, the processing module 22 is specifically configured to: if the communication state is a non-communication state or a communication end state, control to close or reduce the communication current in the current loop communication loop. The current loop communication loop is located in the communication modules of the indoor unit and the outdoor unit; or, the connection between the communication power supply module and the communication modules of the indoor unit and the outdoor unit is disconnected.

In order to implement the foregoing embodiment, an embodiment of the present application also proposes an air conditioner 30, as shown in FIG. 5, including the communication control device 31 of the air conditioner as shown in the foregoing embodiment.

In order to implement the foregoing embodiment, an embodiment of the present application further proposes an electronic device 40. As shown in FIG. 6, the electronic device includes a memory 41 and a processor 42. The memory 41 stores a computer program that can run on the processor 42, and the processor 42 executes the program to implement the communication control method of the air conditioner as shown in the above-mentioned embodiment.

In order to implement the above-mentioned embodiment, the embodiment of the present application also proposes a computer-readable storage medium on which a computer program is stored. When the program is executed by a processor, the communication control method of the air conditioner as shown in the above-mentioned embodiment is implemented.

In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean specific features described in conjunction with the embodiment or example , The structure, materials, or characteristics are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine the different embodiments or examples and the characteristics of the different embodiments or examples described in this specification without contradicting each other.

Although the embodiments of the present application have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limiting the present application. A person of ordinary skill in the art can comment on the foregoing within the scope of the present application. The embodiment undergoes changes, modifications, substitutions and modifications.

Claims

A communication control method for an air conditioner, characterized in that it comprises:

Obtain the communication status of the communication module of the indoor unit and the outdoor unit;

The communication power supply module that supplies power to the communication module of the indoor unit and/or the outdoor unit is turned on or off according to the communication status.
The communication control method according to claim 1, wherein said turning on or off the communication power supply module that supplies power to the communication module of the indoor unit and/or the outdoor unit according to the communication status comprises:

If the communication state is the communication start state, turn on the communication power module.
The communication control method according to any one of claims 1 and 2, wherein the communication power supply module that supplies power to the communication module of the indoor unit and/or outdoor unit is turned on or off according to the communication state, include:

If the communication state is the communication state, turn on the communication power module.
The communication control method according to any one of claims 1 to 3, wherein the communication power supply module that supplies power to the communication module of the indoor unit and/or outdoor unit is turned on or off according to the communication state, include:

If the communication state is a non-communication state, turn off the communication power supply module.
The communication control method according to any one of claims 1-4, wherein the communication power supply module that supplies power to the communication module of the indoor unit and/or outdoor unit is turned on or off according to the communication state, include:

If the communication state is a communication end state, turn off the communication power supply module.
The communication control method according to claim 4 or 5, wherein said shutting down said communication power supply module comprises:

Control to close or reduce the communication current in the current loop communication loop, which is located in the communication modules of the indoor unit and the outdoor unit; or,

Disconnect the connection between the communication power supply module and the communication modules of the indoor unit and outdoor unit.
A communication control device for an air conditioner, characterized in that it comprises:

The acquisition module is used to acquire the communication status of the communication module of the indoor unit and the outdoor unit;

The processing module is configured to turn on or off the communication power supply module that supplies power to the communication module of the indoor unit and/or the outdoor unit according to the communication status.
The communication control device according to claim 7, wherein the processing module is specifically configured to:

If the communication state is a communication start state or a communication state, the communication power supply module is turned on.
The communication control device according to any one of claims 7 and 8, wherein the processing module is specifically configured to:

If the communication state is a non-communication state or a communication end state, the communication power supply module is turned off.
The communication control device according to claim 9, wherein the processing module is specifically configured to:

If the communication state is a non-communication state or a communication end state, control to close or reduce the communication current in the current loop communication loop, which is located in the communication modules of the indoor unit and the outdoor unit; Or, disconnect the connection between the communication power supply module and the communication modules of the indoor unit and the outdoor unit.
An air conditioner, characterized by comprising: the communication control device of the air conditioner according to any one of claims 7-10.
An electronic device, characterized by comprising: a memory, a processor, and a computer program stored on the memory and capable of running on the processor, and when the processor executes the program, the implementation is as claimed in claim 1. -6 The communication control method of an air conditioner as described in any one.
A computer-readable storage medium having a computer program stored thereon, wherein the program is executed by a processor to realize the communication control method of an air conditioner according to any one of claims 1-6.