CN102566544B - Communication signal converter for air-conditioner and control method thereof - Google Patents
Communication signal converter for air-conditioner and control method thereof Download PDFInfo
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- CN102566544B CN102566544B CN201210007032.5A CN201210007032A CN102566544B CN 102566544 B CN102566544 B CN 102566544B CN 201210007032 A CN201210007032 A CN 201210007032A CN 102566544 B CN102566544 B CN 102566544B
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Abstract
The invention provides a communication signal converter for an air-conditioner and a control method thereof. The communication signal converter comprises a power supply circuit, wherein the power supply circuit is respectively connected with a data communication module, a data control module, a protection and regulation module and an alarm indication module; the data communication module is connected with the data control module; the protection and regulation module is connected with the data control module; and the data control module is connected with the alarm indication module. The control method for signal conversion of the communication signal converter comprises four steps of detecting the start, collecting a communication signal, judging and decoding, and converting and transmitting a signal. According to the communication signal converter and the control method, provided by the invention, the goal of signal conversion between a domestic air-conditioner and a commercial air-conditioner which are sold at present is effectively realized, and the communication signal converter has the advantages of small size, low manufacturing cost and convenience in installation and use.
Description
Technical field
The present invention relates to a kind of communication signal converter, specifically communication signal converter and the signal switching control method thereof between a kind of air conditioner that is applicable to different communication modes.
Background technology
In conventional domestic air-conditioning, the communication between indoor set and off-premises station is generally " the live wire communication " of usual use, and from power supply " live wire ", minute pressing out a road becomes holding wire and carry out communication signal transmission with power supply " zero line " formation loop; In conventional commercial air-conditioning, the communication between indoor set and off-premises station is generally " bus communication ", by proprietary two lines (light current), carries out communication signal transmission.
Under air conditioner industry situation with keen competition, each air-conditioning company is all entering the other side's field development at present, but because following problem appears in the difference of product communication modes:
1, each company's product can not connect use (getting rid of other factors) between mutually, can not carry out strategic cooperation;
2,, because " live wire communication " and " bus communication " communication respectively have the advantage of oneself in family expenses and commercial occasion, cause while having this two series products in Yi Ge company and produce the repetition of communication resources and amplify the overlapping waste to product;
3, cause the repetition and waste of debugging tool, instrument outside production frock, instrument and factory.
Summary of the invention
The deficiency existing for prior art, technical problem to be solved by this invention is, a kind of air conditioner communication signal converter is provided, be applicable to domestic air conditioning (live wire communication) and the conversion of the communication between business air conditioner (bus communication) of selling at present, it is little that this communication converter has volume, advantage cheap for manufacturing cost, easy for installation.
For solving the problems of the technologies described above, the technical solution used in the present invention is, air conditioner communication signal converter, and it comprises power circuit, power circuit is connection data communication module, Data Control module, protection adjusting module and alarm indicating module respectively; Data communication module connection data control module, protection adjusting module connection data control module; Data Control module connects alarm indicating module.
Above-mentioned air conditioner communication signal converter, its data communication module is comprised of Home Bus bus communication circuit and live wire communicating circuit, and Home Bus bus communication circuit is connected with Data Control module is two-way respectively with live wire communicating circuit.
Above-mentioned protection adjusting module is comprised of the crystal oscillating circuit that resets, instantaneous power-down protective circuit and software test port, and reset crystal oscillating circuit, instantaneous power-down protective circuit and software test port be connection data control module respectively.
Above-mentioned air conditioner communication signal converter, its Data Control module is comprised of MCU master chip.
The signal switching control method of communication signal converter for above-mentioned air conditioner, comprises the steps:
(1) start detection: start power circuit, if spread of voltage, the reset crystal oscillating circuit of starting protection adjusting module and instantaneous power-down protective circuit, assurance Data Control module is normally moved;
(2) collect communication signal: data communication module is collected Home Bus bus communication data message or the live wire communication data information that air conditioner sends;
(3) judge and decode: Data Control module judge that by the data message of collecting whether working state of system is normal, if state normally, by the data decode of collection and be placed in buffering area;
(4) signal is changed and is sent: Data Control module, according to the air conditioner collection of letters information of data communication module feedback, sends to air conditioner by decoded data based Home Bus bus communication agreement or live wire communications protocol coding.
The signal switching control method of communication signal converter for above-mentioned air conditioner, wherein: step (2) is if operating state is abnormal, and Data Control module startup alarm indicating module is reported to the police, and needs to shut down and safeguards, until working state of system recovers normally.
The signal switching control method of communication signal converter for above-mentioned air conditioner, wherein: when air conditioner need to be safeguarded or upgrade systems soft ware with communication signal converter, the software test port by protection adjusting module, carries out maintenance test.
Tool of the present invention has the following advantages and beneficial effect:
1, function aspects, can make to use between the air conditioner of the different communication modes such as Home Bus bus communication or live wire communication and carry out communication transfer easily.
2, use, can meet under the prerequisite that domestic air conditioning and business air conditioner mate mutually at other factors, connects alternately, controls use.No longer simple be confined to domestic air conditioning or the communication between business air conditioner connect, expanded the versatility between variety classes product, reduce development cost and shorten the R&D cycle.
3, installation aspect, overall structure is simple, volume is little, both can be arranged in air-conditioning and also can be arranged on wall or ceiling, easy to use, simple to operate.
Accompanying drawing explanation
Fig. 1 is electrical principle block diagram of the present invention;
Fig. 2 is software flow pattern of the present invention;
Fig. 3 is the device talk schematic diagram of embodiment 1;
In above-mentioned accompanying drawing,
1-power circuit, 2-data communication module, 3-Data Control module; 4-protects adjusting module; 5-alarm indicating module, 21-Home Bus bus communication circuit, 22-live wire communicating circuit; 31-MCU master chip; 41-reset crystal oscillating circuit, 42-software test port, 43-instantaneous power-down protective circuit; 6-air conditioner room unit, 7-air-conditioner outdoor unit.
Embodiment
embodiment 1
As shown in Figure 1, the air conditioner communication signal converter of the present embodiment, it comprises power circuit 1, power circuit 1 is connection data communication module 2, Data Control module 3, protection adjusting module 4 and alarm indicating module 5 respectively; The two-way connection data control module 3 of data communication module 2, the unidirectional connection data control module 3 of protection adjusting module 4; The unidirectional connection alarm of Data Control module 3 indicating module 5.Data communication module 2 is comprised of Home Bus bus communication circuit 21 and live wire communicating circuit 22, and Home Bus bus communication circuit 21 is connected with Data Control module 3 is two-way respectively with live wire communicating circuit 22.Protection adjusting module 4 is comprised of reset crystal oscillating circuit 41, instantaneous power-down protective circuit 43 and software test port 42, reset crystal oscillating circuit 41, instantaneous power-down protective circuit 43 and software test port 42 difference connection data control modules 3.Data Control module 3 is comprised of MCU master chip 31.
The present embodiment air conditioner room unit 6 is used live wire communications protocol, and air-conditioner outdoor unit 7 is used Home Bus bus communication agreement.
As shown in Figure 2,3, when air conditioner room unit 6 is used communication signal converter and air-conditioner outdoor unit 7 communication by air conditioner, control method step is as follows:
(1) start detection: start power circuit 1, if spread of voltage, the reset crystal oscillating circuit 41 and instantaneous power-down protective circuit 43 of starting protection adjusting module 4, guarantee normally operation of Data Control module 3;
(2) collect air conditioner room unit 6 communication signals: the live wire communicating circuit 22 of data communication module 2 is collected the live wire communication data information that air conditioner room unit 6 sends;
(3) judge and air conditioner room unit 6 communication datas are decoded: Data Control module 3 judges that by the data message of collecting whether working state of system is normal, if state is normal, the air conditioner room unit of collection 6 live wire communication datas decoded and are placed in buffering area;
(4) collect air-conditioner outdoor unit 7 communication signals: the Home Bus bus communication circuit 21 of data communication module 2 is collected the Home Bus bus communication data message that air-conditioner outdoor unit 7 sends;
(5) judgement by air-conditioner outdoor unit 7 communication datas decodings: Data Control module 3 judge that by the data message of collecting whether working state of system is normal, if state normally, by the Home Bus bus communication data decode of the air-conditioner outdoor unit of collection 7 and be placed in buffering area;
(6) signal is changed and is sent:
Data Control module 3, according to air conditioner room unit 6 collection of letters information of data communication module 2 feedbacks, by decoded data based live wire communications protocol coding, sends to air conditioner room unit 6 by live wire communicating circuit 22.
Data Control module 3, according to air-conditioner outdoor unit 7 collection of letters information of data communication module 2 feedbacks, by decoded data based Home Bus bus communication protocol code, sends to air-conditioner outdoor unit 7 by Home Bus bus communication circuit 21.
In step (3), (5), if operating state is abnormal, Data Control module 3 startup alarm indicating modules 5 are reported to the police, and need to shut down and safeguard, until working state of system recovers normally.
When air conditioner need to be safeguarded or upgrade systems soft ware with communication signal converter, the software test port 42 by protection adjusting module 4, carries out maintenance test.
embodiment 2
As shown in Figure 1, the air conditioner communication signal converter of the present embodiment, it comprises power circuit 1, power circuit 1 is connection data communication module 2, Data Control module 3, protection adjusting module 4 and alarm indicating module 5 respectively; The two-way connection data control module 3 of data communication module 2, the unidirectional connection data control module 3 of protection adjusting module 4; The unidirectional connection alarm of Data Control module 3 indicating module 5.Data communication module 2 is comprised of Home Bus bus communication circuit 21 and live wire communicating circuit 22, and Home Bus bus communication circuit 21 is connected with Data Control module 3 is two-way respectively with live wire communicating circuit 22.Protection adjusting module 4 is comprised of reset crystal oscillating circuit 41, instantaneous power-down protective circuit 43 and software test port 42, reset crystal oscillating circuit 41, instantaneous power-down protective circuit 43 and software test port 42 difference connection data control modules 3.Data Control module 3 is comprised of MCU master chip 31.
The present embodiment air conditioner room unit 6 is used Home Bus bus communication agreement, and air-conditioner outdoor unit 7 is used live wire communications protocol.
When air conditioner room unit 6 is used communication signal converter and air-conditioner outdoor unit 7 communication by air conditioner, control method step is as follows:
(1) start detection: start power circuit 1, if spread of voltage, the reset crystal oscillating circuit 41 of starting protection adjusting module 4, guarantees normally operation of Data Control module 3;
(2) collect air conditioner room unit 6 communication signals: the Home Bus bus communication circuit 21 of data communication module 2 is collected the Home Bus bus communication data message that air conditioner room unit 6 sends;
(3) judgement by air conditioner room unit 6 communication datas decodings: Data Control module 3 judge that by the data message of collecting whether working state of system is normal, if state normally, by the Home Bus bus communication data decode of the air conditioner room unit of collection 6 and be placed in buffering area;
(4) collect air-conditioner outdoor unit 7 communication signals: the live wire communicating circuit 22 of data communication module 2 is collected the live wire communication data information that air-conditioner outdoor unit 7 sends;
(5) judge and air-conditioner outdoor unit 7 communication datas are decoded: Data Control module 3 judges that by the data message of collecting whether working state of system is normal, if state is normal, the live wire communication data of the air-conditioner outdoor unit of collection 7 decoded and is placed in buffering area;
(6) signal is changed and is sent:
Data Control module 3, according to air conditioner room unit 6 collection of letters information of data communication module 2 feedbacks, by decoded data based Home Bus bus communication protocol code, sends to air conditioner room unit 6 by Home Bus bus communication circuit 21.
Data Control module 3, according to air-conditioner outdoor unit 7 collection of letters information of data communication module 2 feedbacks, by decoded data based live wire communications protocol coding, sends to air-conditioner outdoor unit 7 by live wire communicating circuit 22.
In step (3), (5), if operating state is abnormal, Data Control module 3 startup alarm indicating modules 5 are reported to the police, and need to shut down and safeguard, until working state of system recovers normally.
When air conditioner need to be safeguarded or upgrade systems soft ware with communication signal converter, the software test port 42 by protection adjusting module 4, carries out maintenance test.
The above, be only to preferred embodiment of the present invention, is not that the present invention is done to other forms of restriction, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every the present invention program's content that do not depart from, to any simple modification made for any of the above embodiments, equivalent variations and remodeling, still belongs to protection scope of the present invention according to technical spirit of the present invention.
Claims (3)
1. the signal switching control method of communication signal converter for air conditioner, air conditioner comprises power circuit with communication signal converter, power circuit is connection data communication module, Data Control module, protection adjusting module and alarm indicating module respectively; Data communication module connection data control module, protection adjusting module connection data control module; Data Control module connects alarm indicating module; Data communication module is comprised of Home Bus bus communication circuit and live wire communicating circuit, and Home Bus bus communication circuit is connected with Data Control module is two-way respectively with live wire communicating circuit, comprises the steps:
(1) start detection: start power circuit, if spread of voltage, the reset crystal oscillating circuit of starting protection adjusting module and instantaneous power-down protective circuit, assurance Data Control module is normally moved;
(2) collect communication signal: data communication module is collected Home Bus bus communication data message or the live wire communication data information that air conditioner sends;
(3) judge and decode: Data Control module judge that by the data message of collecting whether working state of system is normal, if state normally, by the data decode of collection and be placed in buffering area;
(4) signal is changed and is sent: Data Control module is collected information according to the air conditioner of data communication module feedback, and decoded data based Home Bus bus communication agreement or live wire communications protocol coding are sent to air conditioner.
2. the signal switching control method of communication signal converter for air conditioner according to claim 1; wherein: step (3) further comprises: if operating state is abnormal; Data Control module startup alarm indicating module is reported to the police; need to shut down and safeguard, until working state of system recovers normal.
3. the signal switching control method of communication signal converter for air conditioner according to claim 1; wherein: when air conditioner need to be safeguarded or upgrade systems soft ware with communication signal converter; software test port by protection adjusting module, carries out maintenance test.
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| CN201210007032.5A CN102566544B (en) | 2012-01-11 | 2012-01-11 | Communication signal converter for air-conditioner and control method thereof |
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| CN102566544A CN102566544A (en) | 2012-07-11 |
| CN102566544B true CN102566544B (en) | 2014-08-13 |
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| CN103363616B (en) * | 2012-04-06 | 2016-04-20 | 珠海格力电器股份有限公司 | Air-conditioner and control method, control terminal and control system |
| JP2015095067A (en) * | 2013-11-12 | 2015-05-18 | 株式会社東芝 | Data transmission device, data transmission method, and program |
| CN113028584B (en) * | 2021-03-19 | 2022-04-01 | 珠海格力电器股份有限公司 | Abnormity processing method and device for air conditioner singlechip |
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| CN2518016Y (en) * | 2001-12-31 | 2002-10-23 | 海信集团有限公司 | Corrent loop communicating circuit of frequency converting air conditioner |
| CN201312324Y (en) * | 2008-11-14 | 2009-09-16 | 中国北车股份有限公司大连电力牵引研发中心 | MVB-20mA current loop gateway for industrial field control |
| CN101599781A (en) * | 2008-06-06 | 2009-12-09 | 许浩坤 | The ZIGBEE transfer power line carrier wave gateway technology |
| CN201805444U (en) * | 2010-09-27 | 2011-04-20 | 广东广联电子科技有限公司 | Home gateway applied to power carrier wave communication |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102118184A (en) * | 2009-12-30 | 2011-07-06 | 比亚迪股份有限公司 | Device and method for power line carrier communication |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2518016Y (en) * | 2001-12-31 | 2002-10-23 | 海信集团有限公司 | Corrent loop communicating circuit of frequency converting air conditioner |
| CN101599781A (en) * | 2008-06-06 | 2009-12-09 | 许浩坤 | The ZIGBEE transfer power line carrier wave gateway technology |
| CN201312324Y (en) * | 2008-11-14 | 2009-09-16 | 中国北车股份有限公司大连电力牵引研发中心 | MVB-20mA current loop gateway for industrial field control |
| CN201805444U (en) * | 2010-09-27 | 2011-04-20 | 广东广联电子科技有限公司 | Home gateway applied to power carrier wave communication |
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