CN105091214A - Fault collecting device of air conditioner system and air conditioner system - Google Patents
Fault collecting device of air conditioner system and air conditioner system Download PDFInfo
- Publication number
- CN105091214A CN105091214A CN201510408070.5A CN201510408070A CN105091214A CN 105091214 A CN105091214 A CN 105091214A CN 201510408070 A CN201510408070 A CN 201510408070A CN 105091214 A CN105091214 A CN 105091214A
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- fault
- control module
- air
- conditioning system
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides a fault collecting device of an air conditioner system and the air conditioner system. The fault collecting device comprises a control module, a display module and a plurality of information collecting ports corresponding to a plurality of indoor units of the air conditioner system one to one. The information collecting ports are in communication with the indoor units and used for collecting the fault information of the indoor units. The control module is connected with the information collecting ports and configured to recognize the fault information so as to obtain fault codes. The control module is also configured to obtain corresponding fault room serial numbers of the indoor units where faults occur according to the preset corresponding relation between the information collecting ports and room serial numbers. The display module is connected with the fault module and is applicable to displaying the fault codes and the fault room serial numbers. A client can find out fault types of the indoor units through the fault codes displayed on the display module and rooms in which the indoor units break down can be learned about according to the fault room serial numbers displayed by the display module so that personnel can be dispatched for maintenance, and unnecessary complaints are reduced.
Description
Technical field
The present invention relates to air-conditioner field, particularly relate to a kind of fault collection device and air-conditioning system of air-conditioning system.
Background technology
Air-conditioner is widely used in the fields such as hotel, food and drink, Private Lounge, is usually worked by an off-premises station driving plurality indoor set.For the ease of understanding and grasping the ruuning situation of air-conditioning system, all kinds of failure conditions that telecommunication positioner obtains off-premises station are installed on the off-premises station of air-conditioning system usually.But multiple room such as hotel, food and drink is used to the situation of multiple stage indoor set, when the indoor set in certain room breaks down, user cannot be known in time, can only by make regular check on or indoor set has broken down when user feeds back and just can know, user cannot have a clear understanding of the service condition of indoor set in each room, often cause maintenance not in time, the situation that user complains.
Summary of the invention
Given this, the invention provides a kind of fault collection device and air-conditioning system of air-conditioning system, client can be made to recognize, and whether the service condition of indoor set in a room is normal, and can know the fault message of indoor set in room.
For reaching goal of the invention, the invention provides a kind of fault collection device of air-conditioning system, comprising control module, display module, and with multiple indoor sets multiple information gathering port one to one of air-conditioning system, wherein:
Described information gathering port is connected with described indoor set communication, gathers the fault message of described indoor set, and sends described fault message to described control module;
Described control module is connected with described information gathering port, is configured to carry out identification to described fault message and obtains failure code, and described failure code is sent to described display module;
Described control module, is also configured to obtain fault room number corresponding to the indoor set that breaks down according to described information gathering port and the default corresponding relation of described room number, and described fault room number is sent to described display module;
Described display module is connected with described control module, is applicable to show described failure code and described fault room number.
As a kind of embodiment, also comprise the alarm module be connected with described control module communication, described alarm module is configured to, after described control module identifies described failure code or obtains described fault room number, send alarm signal.
As a kind of embodiment, also comprise the alarm module be connected with described display module communication, described alarm module is configured to, when described display module shows described failure code or described fault room number, send alarm signal.
As a kind of embodiment, described alarm module is warning lamp or loudspeaker.
As a kind of embodiment, each described information gathering port includes a communication section;
Described communication section, is configured to by fixed telephone network, and mobile communication network or internet and corresponding described indoor set carry out communication.
As a kind of embodiment, in described control module, be provided with logic identification unit;
Described control module utilizes described logic identification unit to carry out logical operation and identifies failure code corresponding to described fault message.
As a kind of embodiment, in described control module, be provided with inquiry recognition unit;
Described control module identifies failure code corresponding to described fault message by described inquiry recognition unit inquiry presetting database;
Wherein, failure code corresponding to different faults information is stored in described presetting database.
As a kind of embodiment, described failure code is user's Word message that can identify or digital information.
As a kind of embodiment, described control module is controller;
Described display module is display board.
The present invention also provides a kind of air-conditioning system, comprises multiple indoor set and off-premises station, also comprises the fault collection device of above-mentioned air-conditioning system.
Beneficial effect of the present invention comprises:
The fault collection device of air-conditioning system of the present invention and air-conditioning system, when there being indoor set to break down, information gathering port processing breaks down the fault message of indoor set, control module is carried out identification to fault message and is obtained failure code, simultaneously, control module to obtain breaking down fault room number corresponding to indoor set according to information gathering port and the default corresponding relation of room number, display module display failure code and fault room number, whether the service condition that client understands the indoor set in each room by failure code that display module shows and fault room number is normal, and learn it is the fault type of indoor set that indoor set in which room has occurred fault and broken down, so that arrangement personnel keep in repair in time, reduce unnecessary complaint.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of air-conditioning system of the present invention.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the fault collection device of air-conditioning system of the present invention and air-conditioning system are further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
See Fig. 1, the embodiment of the present invention provides a kind of fault collection device of air-conditioning system, comprises control module 200, display module 300, and with multiple indoor sets 500 multiple information gathering port one 00 one to one of air-conditioning system.Wherein: information gathering port one 00 is connected with indoor set communication, gather the fault message of indoor set, and send fault message to control module 200.Control module 200 is connected with information gathering port one 00, carries out identification and obtains failure code, and failure code is sent to display module 300 to fault message.Control module 200, is also configured to obtain fault room number corresponding to the indoor set that breaks down according to information gathering port and the default corresponding relation of room number, and fault room number is sent to described display module 300.Display module 300 is connected with control module 200, is applicable to display failure code and fault room number.
The fault collection device of the air-conditioning system that the embodiment of the present invention provides, when there being indoor set 500 to break down, information gathering port one 00 collection is broken down the fault message of indoor set 500, control module 200 pairs of fault messages carry out identification and obtain failure code, simultaneously, control module 200 to obtain breaking down fault room number corresponding to indoor set according to information gathering port one 00 and the default corresponding relation of room number, display module 300 shows failure code and fault room number, client knows the fault type of indoor set by the failure code of display on display module 300, learn that fault has appearred in the indoor set in which room according to the fault room number that display module 300 shows, so that arrangement personnel keep in repair in time, reduce unnecessary complaint.
It should be noted that, information gathering port one 00 is that user carries out room number to multiple room in advance with the default corresponding relation of room number, according to room number, each information gathering end is numbered and record again, then this default corresponding relation is kept in control module 200, because information gathering port and indoor set 500 are one to one, if certain indoor set breaks down, then the information gathering port one 00 of its correspondence collects fault message, control module 200 knows the information gathering port one 00 collecting fault message, again according to the default corresponding relation of information gathering port and room number, just can know the room number that indoor set breaks down.Wherein, failure code is user's Word message that can identify or digital information, and user can according to the fault type of the acquisition of information indoor set of display.
Preferably, wherein in an embodiment, control module 200 is controller, concrete, is programmable logic controller (PLC), the function needed for can being realized by the corresponding module in change control device.Display module 300 is display board, for showing the information needed for user.Concrete, display board can be display panels or digital display panel.
As a kind of embodiment, this fault collection device also comprises the alarm module 400 be connected with control module 200 communication, is configured to, after control module 200 identifies described failure code or obtains described fault room number, send alarm signal.Or alarm module 400 is connected with display module 300 communication, shows failure code or fault room number at display module 300, send alarm signal.Alarm module 400 reminds user to have indoor set 500 to break down in time, needs repairing, reaches the effect of automatic repair-reporting.Concrete, wherein in an embodiment, alarm module 400 is warning lamp or loudspeaker, certainly, is not limited thereto, and alarm module 400 also can be the device that other have warning function.
As a kind of embodiment, each information gathering port one 00 includes a communication section, is configured to by fixed telephone network, and mobile communication network or internet and corresponding indoor set carry out communication, to realize the telecommunication with every platform indoor set in room.
As a kind of embodiment, in control module 200, be provided with logic identification unit.Control module 200 utilizes logic identification unit to carry out logical operation and identifies failure code corresponding to fault message.
As a kind of embodiment, be provided with inquiry recognition unit in control module 200, control module 200 identifies failure code corresponding to fault message by inquiry recognition unit inquiry presetting database.Wherein, failure code corresponding to different faults information is stored in presetting database.
Above-mentioned two embodiments are the detailed description of the invention knowing failure code according to fault message, a kind of is there is certain logical operation between fault message and failure code, failure code corresponding to fault message is obtained by corresponding logical operation, another kind is that fault message and failure code form presetting database by form or other modes, the failure code that fault message is corresponding is known by inquiry presetting database, wherein, need in presetting database to comprise failure code corresponding to all fault messages, or if any new fault message, then preserve fault message and generate in time and preserve the failure code corresponding with new fault message, so that follow-up use.
The embodiment of the present invention also provides a kind of air-conditioning system, comprises multiple indoor set 500 and off-premises station 600, also comprises the fault collection device of above-mentioned air-conditioning system.
The failure code that user can provide according to fault collection device and fault room number obtain the service condition of indoor set in each room, and understand the fault type of the indoor set broken down, so that arrangement personnel keep in repair the indoor set in the room broken down in time, ensure that air-conditioner set normally runs, reduce user's complaint amount.
Wherein, air-conditioning system has a master control borad, and fault collection device can be arranged on this master control borad, makes the structure of this air-conditioning system relatively simple.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. the fault collection device of an air-conditioning system, it is characterized in that, comprise control module (200), display module (300), and with multiple indoor sets multiple information gathering port (100) one to one of air-conditioning system, wherein:
Described information gathering port (100) is connected with described indoor set communication, gathers the fault message of described indoor set, and sends described fault message to described control module (200);
Described control module (200) is connected with described information gathering port (100), is configured to carry out identification to described fault message and obtains failure code, and described failure code is sent to described display module (300);
Described control module (200), also be configured to obtain fault room number corresponding to the indoor set that breaks down according to described information gathering port (100) and the default corresponding relation of described room number, and described fault room number is sent to described display module (300);
Described display module (300) is connected with described control module (200), is applicable to show described failure code and described fault room number.
2. the fault collection device of air-conditioning system according to claim 1, it is characterized in that, also comprise the alarm module (400) be connected with described control module communication, described alarm module is configured to, after described control module (200) identifies described failure code or obtains described fault room number, send alarm signal.
3. the fault collection device of air-conditioning system according to claim 1, it is characterized in that, also comprise the alarm module (400) be connected with described display module (300) communication, described alarm module (400) is configured to, when described display module (300) shows described failure code or described fault room number, send alarm signal.
4. the fault collection device of the air-conditioning system according to Claims 2 or 3, is characterized in that, described alarm module (400) is warning lamp or loudspeaker.
5. the fault collection device of air-conditioning system according to claim 1, is characterized in that, each described information gathering port (100) includes a communication section;
Described communication section, is configured to by fixed telephone network, and mobile communication network or internet and corresponding described indoor set carry out communication.
6. the fault collection device of air-conditioning system according to claim 1, is characterized in that, described control module is provided with logic identification unit in (200);
Described control module (200) utilizes described logic identification unit to carry out logical operation and identifies failure code corresponding to described fault message.
7. the fault collection device of air-conditioning system according to claim 1, is characterized in that, described control module is provided with inquiry recognition unit in (200);
Described control module (200) identifies failure code corresponding to described fault message by described inquiry recognition unit inquiry presetting database;
Wherein, failure code corresponding to different faults information is stored in described presetting database.
8. the fault collection device of the air-conditioning system according to any one of claim 1,2,3,5 to 7, is characterized in that, described failure code is user's Word message that can identify or digital information.
9. the fault collection device of the air-conditioning system according to any one of claim 1,2,3,5 to 7, is characterized in that, described control module (200) is controller;
Described display module (300) is display board.
10. an air-conditioning system, comprises multiple indoor set (500) and off-premises station (600), it is characterized in that, also comprise the fault collection device of the air-conditioning system described in any one of claim 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510408070.5A CN105091214A (en) | 2015-07-13 | 2015-07-13 | Fault collecting device of air conditioner system and air conditioner system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510408070.5A CN105091214A (en) | 2015-07-13 | 2015-07-13 | Fault collecting device of air conditioner system and air conditioner system |
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| CN105091214A true CN105091214A (en) | 2015-11-25 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352122A (en) * | 2015-11-16 | 2016-02-24 | 深圳市立冰节能科技有限公司 | Air conditioner capable of being remotely monitored and remote monitoring method of air conditioner |
| CN106016631A (en) * | 2016-07-07 | 2016-10-12 | 广东海悟科技有限公司 | Air conditioner monitoring system for machine room |
| CN107436014A (en) * | 2016-04-11 | 2017-12-05 | 艾默生电气公司 | The system and method for the Mobile solution installed and diagnosed for HVAC |
| CN108870666A (en) * | 2018-06-12 | 2018-11-23 | 广东美的暖通设备有限公司 | Air conditioning managing method, system and computer readable storage medium |
| CN109974196A (en) * | 2019-04-08 | 2019-07-05 | 珠海格力电器股份有限公司 | Frequency converter sets communication control method, device and frequency converter sets system |
| CN110671789A (en) * | 2019-09-17 | 2020-01-10 | 珠海格力电器股份有限公司 | Fault machine positioning method and device and air conditioning unit |
| CN111397084A (en) * | 2020-03-31 | 2020-07-10 | 三一海洋重工有限公司 | Air conditioner state monitoring device, method and system |
| CN113689639A (en) * | 2020-05-18 | 2021-11-23 | 上海众鸿电子科技有限公司 | Wafer machine table alarm method and alarm system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004085131A (en) * | 2002-08-28 | 2004-03-18 | Advanced Kucho Kaihatsu Center Kk | Indoor unit of air conditioner |
| CN1959265A (en) * | 2005-11-01 | 2007-05-09 | 乐金电子(天津)电器有限公司 | Air condition system, and control method |
| CN102331066A (en) * | 2011-05-25 | 2012-01-25 | 宁波奥克斯电气有限公司 | Method for investigating indoor and outdoor communication fault points of VRV (Vacuum Reducer Valve) multi-connected air-condition unit |
| CN202769815U (en) * | 2012-07-09 | 2013-03-06 | 宁波奥克斯电气有限公司 | Direct current frequency conversion multi-union air-condition fault simulation device |
| CN103196208A (en) * | 2013-04-23 | 2013-07-10 | 广东志高空调有限公司 | Method and device for searching air conditioner breakdowns |
| JP2013257079A (en) * | 2012-06-13 | 2013-12-26 | Corona Corp | Air conditioner |
| CN103940052A (en) * | 2013-01-21 | 2014-07-23 | 珠海格力电器股份有限公司 | Air conditioner and fault detecting method thereof |
| CN104033992A (en) * | 2014-06-06 | 2014-09-10 | 广东美的暖通设备有限公司 | VRF (Variable Refrigerant Flow)air-conditioner fault handling method and air-conditioner |
| CN104764159A (en) * | 2015-03-30 | 2015-07-08 | 珠海格力电器股份有限公司 | Method of locating indoor unit by multi-split air conditioner and multi-split air conditioner |
-
2015
- 2015-07-13 CN CN201510408070.5A patent/CN105091214A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004085131A (en) * | 2002-08-28 | 2004-03-18 | Advanced Kucho Kaihatsu Center Kk | Indoor unit of air conditioner |
| CN1959265A (en) * | 2005-11-01 | 2007-05-09 | 乐金电子(天津)电器有限公司 | Air condition system, and control method |
| CN102331066A (en) * | 2011-05-25 | 2012-01-25 | 宁波奥克斯电气有限公司 | Method for investigating indoor and outdoor communication fault points of VRV (Vacuum Reducer Valve) multi-connected air-condition unit |
| JP2013257079A (en) * | 2012-06-13 | 2013-12-26 | Corona Corp | Air conditioner |
| CN202769815U (en) * | 2012-07-09 | 2013-03-06 | 宁波奥克斯电气有限公司 | Direct current frequency conversion multi-union air-condition fault simulation device |
| CN103940052A (en) * | 2013-01-21 | 2014-07-23 | 珠海格力电器股份有限公司 | Air conditioner and fault detecting method thereof |
| CN103196208A (en) * | 2013-04-23 | 2013-07-10 | 广东志高空调有限公司 | Method and device for searching air conditioner breakdowns |
| CN104033992A (en) * | 2014-06-06 | 2014-09-10 | 广东美的暖通设备有限公司 | VRF (Variable Refrigerant Flow)air-conditioner fault handling method and air-conditioner |
| CN104764159A (en) * | 2015-03-30 | 2015-07-08 | 珠海格力电器股份有限公司 | Method of locating indoor unit by multi-split air conditioner and multi-split air conditioner |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352122A (en) * | 2015-11-16 | 2016-02-24 | 深圳市立冰节能科技有限公司 | Air conditioner capable of being remotely monitored and remote monitoring method of air conditioner |
| CN107436014A (en) * | 2016-04-11 | 2017-12-05 | 艾默生电气公司 | The system and method for the Mobile solution installed and diagnosed for HVAC |
| CN107436014B (en) * | 2016-04-11 | 2020-09-29 | 艾默生电气公司 | System and method for mobile application of HVAC installation and diagnostics |
| CN106016631A (en) * | 2016-07-07 | 2016-10-12 | 广东海悟科技有限公司 | Air conditioner monitoring system for machine room |
| CN108870666A (en) * | 2018-06-12 | 2018-11-23 | 广东美的暖通设备有限公司 | Air conditioning managing method, system and computer readable storage medium |
| CN109974196A (en) * | 2019-04-08 | 2019-07-05 | 珠海格力电器股份有限公司 | Frequency converter sets communication control method, device and frequency converter sets system |
| CN109974196B (en) * | 2019-04-08 | 2020-08-07 | 珠海格力电器股份有限公司 | Frequency converter set communication control method and device and frequency converter set system |
| CN110671789A (en) * | 2019-09-17 | 2020-01-10 | 珠海格力电器股份有限公司 | Fault machine positioning method and device and air conditioning unit |
| CN110671789B (en) * | 2019-09-17 | 2021-02-26 | 珠海格力电器股份有限公司 | Fault machine positioning method and device and air conditioning unit |
| CN111397084A (en) * | 2020-03-31 | 2020-07-10 | 三一海洋重工有限公司 | Air conditioner state monitoring device, method and system |
| CN113689639A (en) * | 2020-05-18 | 2021-11-23 | 上海众鸿电子科技有限公司 | Wafer machine table alarm method and alarm system |
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Application publication date: 20151125 |