CN204242249U - A kind of household electrical appliances running state information registering instrument and there is its air-conditioning - Google Patents
A kind of household electrical appliances running state information registering instrument and there is its air-conditioning Download PDFInfo
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- CN204242249U CN204242249U CN201420663735.8U CN201420663735U CN204242249U CN 204242249 U CN204242249 U CN 204242249U CN 201420663735 U CN201420663735 U CN 201420663735U CN 204242249 U CN204242249 U CN 204242249U
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Abstract
The utility model relates to field of household appliances, particularly relates to a kind of household electrical appliances running state information registering instrument and has its air-conditioning.Household electrical appliances running state information registering instrument comprises: for detecting and gather the information acquisition module of household electrical appliances running state information, controller and the information storage module for storing household electrical appliances running state information, failure message and customer interaction information.The relevant information data of these instrument energy complete and accurate ground record household electrical appliances in operational process, this operation information can be derived and analyze by maintenance personal, finds out the failure cause of household electrical appliances easily, shortens the post-sale breakdown maintenance time of household electrical appliances, improve breakdown maintenance quality, reduce post-sale breakdown maintenance cost.
Description
Technical field
The utility model relates to field of household appliances, particularly relates to a kind of household electrical appliances running state information registering instrument and has its air-conditioning.
Background technology
At present, domestic appliance, in particular is after-sales maintenance service and the following phenomenon of data management ubiquity after sale of air-conditioning:
(1) when household electrical appliance are out of joint, maintenance personal has repaiied also where do not know problem half a day, makes troubles to client, brings harmful effect to enterprise's after sale service image.
(2) no matter because failure cause difficulty is looked into, in order to save trouble, there is any fault in maintenance personal, directly more changer controller, increases enterprise's after cost.
(3) maintenance personal does not fill in failure cause strictly according to the facts on single after sale, occurs that the more controller failure that returns after sale cannot reappear or fault does not mate phenomenon with description, to data analysis and trouble-shoots bring very large difficulty after sale.
(4) fault state that household electrical appliance history occurs can not get effectively relating, and can only know current failure, be difficult to the disposable comprehensive solution of problem of implementation, increases after cost.
(5) data corruption after sale, only with the record description of maintenance personal, authenticity, validity, comprehensively to can not be guaranteed, unrealized large data management, analysis after sale and the research and development that effectively can not be used in company are guided.
For above problem, need badly and want a kind of household electrical appliances running state information pen recorder, with solve exist in prior art household electrical appliances failure cause difficulty is looked into, after cost is high, historical failure situation can not get effectively relating, the problem of data analysis and trouble-shoots difficulty after sale.
Utility model content
The purpose of this utility model is to provide a kind of household electrical appliances running state information registering instrument, this instrument can realize effectively relating of household electrical appliances historical failure and then realize the disposable solution of problem after sale, greatly shorten the post-sale breakdown maintenance time, reduce post-sale breakdown maintenance time and cost.
The household electrical appliances effective acquisition management of service data after sale also can be realized by this instrument; The failure message of record can be passed to display device and show by this household electrical appliances running state information registering instrument, realizes man-machine information interaction.
Another object of the present utility model is to provide a kind of air-conditioning, this air-conditioning is provided with above-mentioned household electrical appliances running state information registering instrument.
For reaching this object, the utility model by the following technical solutions:
A kind of household electrical appliances running state information registering instrument, comprising:
For detecting and gather the information acquisition module of household electrical appliances running state information, its output terminal is connected with controller, gathered household electrical appliances running state information can be passed to described controller;
Information storage module, it is connected with described controller, for storing household electrical appliances running state information, failure message and customer interaction information.
As preferably, described household electrical appliances running state information registering instrument also comprises:
Data transmission interface, its one end is connected with described controller, and the other end is used for being connected with data download equipment, the data stored can be passed to described data download equipment in described information storage module;
Communication module, its one end is connected with described controller, and the other end is used for being connected with display device, can be used for the mutual communication of described controller and display device.
As preferably, the sensor that described information acquisition module comprises information acquisition circuit and is connected with described information acquisition circuit input end, described information acquisition circuit output terminal is connected with described controller.
As preferably, described controller also can read the data stored in described information storage module;
The storage chip that described information storage module comprises read/write circuit and is connected with described read/write circuit, the other end of described read/write circuit is connected with described controller.
As preferably, described data download equipment can with fault diagnosis system and/or after sale data management system be connected, for the information of reading being passed to described fault diagnosis system and/or data management system after sale.
A kind of air-conditioning, comprises indoor set and off-premises station, the controller of described off-premises station or indoor set is integrated with the household electrical appliances running state information registering instrument described in above any one.
As preferably, described display device is man-machine interactive display, is arranged on described indoor set.
The beneficial effect of this programme:
(1) the household electrical appliances running state information registering instrument provided due to this programme comprises: for detecting and gather the information acquisition module of household electrical appliances running state information, controller, for storing household electrical appliances running state information, the information storage module of failure message and customer interaction information, so the relevant information data of these instrument energy complete and accurate ground record household electrical appliances in operational process, this operation information can be derived and analyze by maintenance personal, so can conveniently be easy to the failure cause finding out household electrical appliances, greatly can shorten the post-sale breakdown maintenance time of household electrical appliances, improve post-sale breakdown maintenance service quality, reduce post-sale breakdown maintenance cost, maintaining enterprise after sale service image, and effectively relating of air-conditioning household electrical appliances historical failure can be realized, be conducive to air-conditioning to the in-problem comprehensive investigation of household electrical appliances, be conducive to carrying out statistical study to data after sale, for design and R&D work provide thinking and direction, the man-machine information interaction realizing user and household electrical appliances can be increased, realize the intellectuality of household electrical appliances.
(2) the household electrical appliances running state information registering instrument provided due to this programme also comprises data transmission interface and communication module, data transmission interface one end is connected with described controller, the other end is used for being connected with data download equipment, so easily and efficiently the data stored in described information storage module can be passed to described data download equipment; Communication module one end is connected with described controller, and the other end is used for being connected with display device, can realize the mutual communication of described controller and display device easily and efficiently.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, be briefly described to the accompanying drawing used required in the description of the utility model embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the content of the utility model embodiment and these accompanying drawings.
Fig. 1 is the structural representation of the household electrical appliances running state information registering instrument that the utility model device embodiment one provides;
Fig. 2 is the household electrical appliances running state information registering instrument control method process flow diagram that the utility model device embodiment one provides.
Wherein:
1, controller; 2, information acquisition module; 3, information storage module; 4, data transmission interface; 5, communication module; 6, display device; 7, data download equipment; 8, data management system after sale; 9, fault diagnosis system;
21, sensor; 22, information acquisition circuit;
31, read/write circuit; 32, storage chip.
Embodiment
The technical matters solved for making the utility model, the technical scheme of employing and the technique effect that reaches are clearly, be described in further detail below in conjunction with the technical scheme of accompanying drawing to the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those skilled in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Device embodiment one
The household electrical appliances running state information registering instrument that the application provides can be applicable on other the household appliances such as air-conditioning, washing machine, is generally integrated on its domestic electric appliances controller applied.The application, to be applied on air-conditioning by this household electrical appliances running state information registering instrument, is introduced described household electrical appliances running state information registering instrument.
Described air-conditioning comprises indoor set and off-premises station, and described household electrical appliances running state information registering instrument is integrated on the controller of described off-premises station.
The household electrical appliances running state information registering instrument that the application provides is made up of hardware and software two parts.Below hardware components is described in detail.
As shown in Figure 1, the household electrical appliances running state information registering instrument hardware components that the application provides comprises from outer module within interior several second layer dotted line, is respectively: information acquisition module 2, controller 1, information storage module 3.
Described information acquisition module 2 is for detecting and gather the running state information of air-conditioning, and its output terminal is connected with the signal input of controller 1, gathered running state of air conditioner information can be passed to described controller 1.
Described information acquisition module 2 can the various status informations of Real-Time Monitoring operation of air conditioner, as air conditioning operating mode, supply voltage, DC bus-bar voltage, complete machine AC electric current, compressor phase current, environment temperature, Guan Wen, delivery temperature, frequency, wind speed, this working time, accumulated running time, failure code, historical failure statistical information, failed storage address etc.
In the present embodiment, preferably, the sensor 21 that described information acquisition module 2 comprises information acquisition circuit 22 and is connected with described information acquisition circuit 22 input end, described information acquisition circuit 22 output terminal is connected with described controller 1.Described information acquisition circuit 22 by parameters signal during described sensor 21 perception operation of air conditioner, and passes to controller 1 after processing the signal that sensor 21 transmits.
If controller 1 receives shutdown command or per set time section was as 5 hours, then triggering running state information memory command, converts the current running state of air conditioner information of record that needs to predetermined data structure and definition, and is recorded to information storage module 3.
Described information storage module 3 is connected with described controller 1, for storing household electrical appliances running state information, failure message and customer interaction information.
In the present embodiment, preferably, described controller 1 also can read the data stored in described information storage module 3.
In the present embodiment, preferably, the storage chip 32 that described information storage module 3 comprises read/write circuit 31 and is connected with described read/write circuit 31, the other end of described read/write circuit 31 is connected with described controller 1.
Described information storage module 3, can also storage failure information and customer interaction information except the various status informations that can store operation of air conditioner.
Described failure message is that air-conditioning breaks down the failure code in moment and work information, as failure code, operational mode, complete machine power, supply voltage, DC bus-bar voltage, complete machine AC electric current, compressor phase current, indoor outer shroud temperature, indoor outer tube temperature, delivery temperature, compressor frequency, inside and outside blower fan wind speed, design temperature, working time, load switch state etc.
The recording mode of described failure message is: if air-conditioning breaks down, then trigger fault information store command immediately, converts the failure code in moment of breaking down and work information to predetermined data structure and definition, and is recorded to information storage module 3.
Store acting as of described failure message: greatly shorten time, raising after sale service quality, reduction after cost, maintaining enterprise after sale service image after sale.Maintenance personal is connected to air-conditioner controller by specialized equipment and recorded information is read out, and by recorded information, air-conditioning Problems existing can be found out within the shortest time.Simultaneously information can upload fault diagnosis system and data management system after sale.In fault diagnosis system, designer keeps in repair by fault diagnosis system guide maintenance personnel, can realize effectively relating of air-conditioning historical failure, is conducive to the in-problem comprehensive investigation of air-conditioning.In data management system after sale, data message provides improvement direction, mentality of designing and Data support for designer in new product development and reliability design process after sale.
Described customer interaction information mainly comprise as not enough in air conditioner coolant, filter screen dirtying is stifled, dirty stifled, the electrical network of condenser is unstable etc.
The recording mode of described customer interaction information is: according to recording the air-conditioning state information that obtains and to data such as the temperature collected, electric current, voltages, carrying out analyzing intelligent decision show (whether air-conditioning exists cold medium shortage to Air conditioners running mode as drawn according to the mutation analysis of Guan Wen, exhaust according to predetermined decision logic; According to change and the air-conditioning accumulated running time length of Guan Wen, judge the need of cleaned filter screen, condenser; According to electric current, change in voltage, judge that whether the electrical network that user uses is unstable), and activated user interactive information memory command, convert the Air conditioners running mode information drawn to predetermined data structure and definition, be recorded to information storage module 3, show corresponding prompting message by User Interface simultaneously.
Store the effect of described customer interaction information: user, by interactive interface, receives prompting message, corresponding maintenance can be carried out according to interactive information to air-conditioning, avoid affecting air-conditioning and normally run.The man-machine information interaction of adding users and air-conditioning, realizes air conditioner intelligent.
In the present embodiment, preferably, the household electrical appliances running state information registering instrument hardware components that the application provides also comprises the module between outermost layer dotted line and middle that layer of dotted line, is respectively: data transmission interface 4 and communication module 5.Parts beyond outermost layer dotted line are extraneous parts.
Described data transmission interface 4 one end is connected with described controller 1, and the other end is used for being connected with data download equipment 7, can read the operation of air conditioner information of storage in described information storage module 3 and information data is passed to described data download equipment 7.
Described data download equipment 7 can with fault diagnosis system 9 and/or after sale data management system 8 be connected, for the information of reading being passed to described fault diagnosis system 9 and/or data management system 8 after sale.Upload the data to fault diagnosis system 9, the disposable solution effectively relating and then realize problem after sale of household electrical appliances historical failure can be realized, greatly shorten the post-sale breakdown maintenance time, reduce post-sale breakdown maintenance time and cost.Upload the data to data management system 8 after sale, staff effectively can preserve and manage, for guidance after sale, Curve guide impeller, R&D work provide thinking and Data support data after sale.
Described communication module 5 is specially a communication data transmission circuit, and its one end is connected with described controller 1, and the other end is used for being connected with display device 6, can be used for the mutual communication of described controller 1 and display device 6.Described controller 1 has fault diagnosis functions, can judge whether air-conditioning breaks down, and can relate the failure message that history occurred, and provides fault diagnosis to indicate.Than if by the state of operation of air conditioner, automatic analysis goes out air-conditioning and whether there is cold medium shortage, the need of cleaned filter screen etc., and failure message is passed to display device 6 and show, reminding user makes respective handling, help user to fully understand the running status of air-conditioning, help maintenance personal or designer judge as early as possible and fix a breakdown.
In the present embodiment, preferably, described display device 6 is man-machine interactive display, is arranged on described indoor set, can carry out man-machine interaction with user.
The household electrical appliances running state information registering instrument software section that the application provides comprises run time statistics program, running state analysis program, data sampling and data processor, storage chip reads and programming program, information data structure division and decoding definition, communication program, customer interaction information reminder etc.
" black box " theory of aircraft is introduced air-conditioning system by this programme, design household electrical appliances running state information registering instrument, when being applied on air-conditioning, and can the relevant information data of complete and accurate ground record air-conditioning in operational process.
Household electrical appliances running state information registering instrument is applied in the effect on air-conditioning:
Household electrical appliances running state information registering instrument is in operation of air conditioner process, the running status of accurate recording air-conditioning, when air-conditioning breaks down, once there be client to report for repairment, maintenance personal is connected to air-conditioner controller by specialized equipment and recorded information is read out, by recorded information, air-conditioning Problems existing can be found out within the shortest time, instead of as the method find problem by manually getting rid of under present traditional maintenance condition.If maintenance personal cannot analyze relevant issues by recorded information due to technical merit problem, immediately the recorded information of reading can also be uploaded by data system after sale, be analyzed by designer.Meanwhile, the record data at every turn gathered after sale all can upload data system after sale, analyze, provide thinking and foundation to the reliability improved design of air-conditioning and follow-up research and development for designer.In addition, by the analysis of running status, the state such as determine the not enough state of air conditioner coolant and filter screen dirtying is stifled, Real time dynamic display Air conditioners running mode, reminding user carries out refrigerant interpolation or screen pack cleaning etc. in time, avoids affecting air-conditioning and normally runs.
Embodiment of the method
As shown in Figure 2, the household electrical appliances running state information registering instrument that the household electrical appliances running state information registering instrument in the household electrical appliances running state information registering instrument control method that provides of the application provides for above device embodiment.This control method can be applied on the multiple household electrical appliances such as air-conditioning, refrigerator, washing machine.To be applied on air-conditioning, this control method is described in detail below.Described household electrical appliances running state information registering instrument control method comprises the following steps:
S1, opening initialization, perform step S2 afterwards.
S2, household electrical appliances running state information registering instrument carry out state Autonomous test, detect and determine that whether household electrical appliances running state information registering instrument duty is normal, and confirm the address of storage chip 32.Perform step S3 afterwards.
S3, controller 1 read the data be stored in information storage module 3, know air-conditioning historical operational information, as air-conditioning install after total run time, refrigerating/heating/air supply pattern working time, historical failure information, failed storage space address.Perform step S4 afterwards.
S4, information acquisition module 2 Real-Time Monitoring gather running state of air conditioner information and gathered information is passed to controller 1.Running state information is as operational mode, supply voltage, DC bus-bar voltage, complete machine AC electric current, compressor phase current, environment temperature, Guan Wen, delivery temperature, frequency, wind speed, working time etc.Perform step S5 afterwards.
S5, controller 1 judge whether air-conditioning breaks down, if air-conditioning breaks down, then perform step S11; Otherwise, perform step S6.
S6, controller 1 carry out real-time analysis according to the information obtained in step S3 and step S4 to household electrical appliances operation conditions, draw customer interaction information, perform step S7 afterwards.Carry out to household electrical appliances operation conditions the operation of air conditioner information data that real-time analysis is specially collecting to analyze, intelligent decision draws Air conditioners running mode.Such as show that the refrigerant of air-conditioning is how many according to the mutation analysis of Guan Wen, exhaust, judge that whether there is refrigerant lacks situation; According to change and the air-conditioning accumulated running time length of Guan Wen, judge the need of cleaned filter screen; According to electric current, change in voltage, judge that whether the electrical network that user uses is unstable.
S7, controller 1 judge whether to need the customer interaction information drawn in step S6 to pass to display device 6, as needs pass to display device 6, then perform step S12; Otherwise, perform step S8.
S8, controller 1 judge whether to need the customer interaction information by drawing in step S6 to store, and as needs, then perform step S13; Otherwise, perform step S9.
S9, shutdown or standby, perform step S10 afterwards.
S10, controller 1 judge whether the data download command receiving exogenous data download equipment 7 transmission, if so, then perform step S14; Otherwise, terminate program.
S11, controller 1 trigger fault information store command immediately, is recorded to storage chip 32 by the failure code in moment of breaking down and work information (as operational mode, supply voltage, DC bus-bar voltage, complete machine AC electric current, compressor phase current, environment temperature, Guan Wen, delivery temperature, frequency, wind speed, working time).
In the present embodiment, preferably, air-conditioning breaks down before the failure message in moment is stored into information storage module 3 by controller 1, also comprise step: convert the failure code in moment of breaking down and work information (as operational mode, supply voltage, DC bus-bar voltage, complete machine AC electric current, compressor phase current, environment temperature, Guan Wen, delivery temperature, frequency, wind speed, working time) to predetermined data structure and definition, be recorded to storage chip 32 more afterwards.
Air conditioners running mode is delivered to display device 6 by communication module 5 and shows by S12, controller 1; Perform step S8 afterwards.
Concrete, controller 1 sends to display device 6 to show diagnosing the Air conditioners running mode information drawn in step S6 by communication module 5, and user can carry out corresponding maintenance according to interactive information to air-conditioning.
Preferably, described display device 6 is arranged on indoor apparatus of air conditioner, for indoor set User Interface, controller 1 can send to indoor set User Interface to show by internal-external machine communication module by diagnosing in step S6 the Air conditioners running mode information drawn, user can carry out corresponding maintenance according to interactive information to air-conditioning.
S13, running state of air conditioner information is stored into information storage module 3.Concrete, when information storage module 3 receives the information store command of controller 1 transmission, namely information storage module 3 stores the current running state of air conditioner information needing record.As operational mode, accumulated running time, customer interaction information etc.
S14, controller 1 read all information that information storage module 3 stores, and download to data download equipment 7 by data transmission interface 4.
The detailed process that data are downloaded is: the data download command that data download equipment 7 sends if receive, then read all information datas recorded in the storage chip 32 of household electrical appliances running state information registering instrument, download to data download equipment 7 by data transmission interface 4 by I2C bus.
In the present embodiment, preferably, the information data downloaded in data download equipment 7, resolves through data structure and definition, can send fault diagnosis system 9 and data management system 8 after sale to.By fault diagnosis system 9, maintenance personal can investigate and prosecute air-conditioning very easily and there occurs which historical failure, can locate air-condition faults reason very soon according to the failure code recorded and operation information.By data management system 8 after sale, data message provides improvement direction and mentality of designing for designer in new product development and reliability design process after sale.
The utility model point that the utility model is created is: by the two-part design of hardware and software, the relevant information data of air-conditioning in operational process can be recorded in complete and accurate ground, greatly can shorten time, raising after sale service quality, reduction after cost after sale, be conducive to the statistical study of data after sale, for design and R&D work provide thinking and direction, the man-machine information interaction of adding users and air-conditioning, realizes air conditioner intelligent.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle.Skilled person in the art will appreciate that the utility model is not limited to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute and protection domain of the present utility model can not be departed from.Therefore, although be described in further detail the utility model by above embodiment, but the utility model is not limited only to above embodiment, when not departing from the utility model design, can also comprise other Equivalent embodiments more, and scope of the present utility model is determined by appended right.
Claims (7)
1. a household electrical appliances running state information registering instrument, is characterized in that, comprising:
For detecting and gather the information acquisition module (2) of household electrical appliances running state information, its output terminal is connected with controller (1), gathered household electrical appliances running state information can be passed to described controller (1);
Information storage module (3), it is connected with described controller (1), for storing household electrical appliances running state information, failure message and customer interaction information.
2. household electrical appliances running state information registering instrument according to claim 1, is characterized in that, also comprise:
Data transmission interface (4), its one end is connected with described controller (1), the other end is used for being connected with data download equipment (7), the data stored can be passed to described data download equipment (7) in described information storage module (3);
Communication module (5), its one end is connected with described controller (1), and the other end is used for being connected with display device (6), can be used for the mutual communication of described controller (1) and display device (6).
3. household electrical appliances running state information registering instrument according to claim 1 and 2, it is characterized in that, the sensor (21) that described information acquisition module (2) comprises information acquisition circuit (22) and is connected with described information acquisition circuit (22) input end, described information acquisition circuit (22) output terminal is connected with described controller (1).
4. household electrical appliances running state information registering instrument according to claim 1 and 2, is characterized in that, described controller (1) also can read the data stored in described information storage module (3);
The storage chip (32) that described information storage module (3) comprises read/write circuit (31) and is connected with described read/write circuit (31), the other end of described read/write circuit (31) is connected with described controller (1).
5. household electrical appliances running state information registering instrument according to claim 4, it is characterized in that, described data download equipment (7) can with fault diagnosis system (9) and/or after sale data management system (8) be connected, for the information of reading being passed to described fault diagnosis system (9) and/or data management system (8) after sale.
6. an air-conditioning, comprises indoor set and off-premises station, it is characterized in that, the controller of described off-premises station or indoor set is integrated with the household electrical appliances running state information registering instrument as described in any one of claim 1 to 5.
7. air-conditioning according to claim 6, is characterized in that, described display device (6) is man-machine interactive display, is arranged on described indoor set.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420663735.8U CN204242249U (en) | 2014-11-07 | 2014-11-07 | A kind of household electrical appliances running state information registering instrument and there is its air-conditioning |
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| CN201420663735.8U CN204242249U (en) | 2014-11-07 | 2014-11-07 | A kind of household electrical appliances running state information registering instrument and there is its air-conditioning |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105303639A (en) * | 2015-11-11 | 2016-02-03 | 广东威创视讯科技股份有限公司 | Fault information recording method and related apparatus |
| CN105827459A (en) * | 2016-05-09 | 2016-08-03 | 腾讯科技（深圳）有限公司 | Method and device for calling maintenance center by intelligent device |
| CN106123201A (en) * | 2016-06-13 | 2016-11-16 | 珠海格力电器股份有限公司 | Air-conditioning and fault detection method thereof and device |
| CN107392329A (en) * | 2017-08-14 | 2017-11-24 | 青岛海尔洗衣机有限公司 | The repair assisting system and method for maintaining of clothes treatment device |
| CN107655146A (en) * | 2017-09-01 | 2018-02-02 | 珠海格力电器股份有限公司 | Detection of air-conditioning method, apparatus, storage medium and air-conditioning |
| CN108131777A (en) * | 2017-12-05 | 2018-06-08 | 广东美的制冷设备有限公司 | Air conditioner detection device |
| CN110727571A (en) * | 2019-10-22 | 2020-01-24 | 中影环球（北京）科技有限公司 | Cinema projection equipment fault detection method and system |
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- 2014-11-07 CN CN201420663735.8U patent/CN204242249U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105303639A (en) * | 2015-11-11 | 2016-02-03 | 广东威创视讯科技股份有限公司 | Fault information recording method and related apparatus |
| CN105303639B (en) * | 2015-11-11 | 2019-01-18 | 广东威创视讯科技股份有限公司 | A kind of fault message recording method and relevant apparatus |
| CN105827459A (en) * | 2016-05-09 | 2016-08-03 | 腾讯科技（深圳）有限公司 | Method and device for calling maintenance center by intelligent device |
| CN105827459B (en) * | 2016-05-09 | 2020-11-13 | 腾讯科技（深圳）有限公司 | Method and device for calling maintenance center by intelligent equipment |
| CN106123201A (en) * | 2016-06-13 | 2016-11-16 | 珠海格力电器股份有限公司 | Air-conditioning and fault detection method thereof and device |
| CN107392329A (en) * | 2017-08-14 | 2017-11-24 | 青岛海尔洗衣机有限公司 | The repair assisting system and method for maintaining of clothes treatment device |
| CN107655146A (en) * | 2017-09-01 | 2018-02-02 | 珠海格力电器股份有限公司 | Detection of air-conditioning method, apparatus, storage medium and air-conditioning |
| CN108131777A (en) * | 2017-12-05 | 2018-06-08 | 广东美的制冷设备有限公司 | Air conditioner detection device |
| CN110727571A (en) * | 2019-10-22 | 2020-01-24 | 中影环球（北京）科技有限公司 | Cinema projection equipment fault detection method and system |
| CN110727571B (en) * | 2019-10-22 | 2023-10-13 | 中影环球（北京）科技有限公司 | Cinema projection equipment fault detection method and system |
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