CN106556146A - Intelligent fuel gas water heater and its self-diagnosing method - Google Patents
Intelligent fuel gas water heater and its self-diagnosing method Download PDFInfo
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- CN106556146A CN106556146A CN201510616989.3A CN201510616989A CN106556146A CN 106556146 A CN106556146 A CN 106556146A CN 201510616989 A CN201510616989 A CN 201510616989A CN 106556146 A CN106556146 A CN 106556146A
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Abstract
The invention discloses a kind of intelligent fuel gas water heater and its self-diagnosing method, the gas heater includes casing, the guidance panel being arranged on casing side and the main control substrate being arranged in casing, on and off switch, display screen and multiple function buttons are provided with the side of guidance panel, main control substrate is mainly integrated with Master control chip, on and off switch can switch on and off Master control chip and be all electrically connected at Master control chip in external power source, display screen and multiple function buttons；Self-diagnosable system is additionally provided with, the self-diagnosable system includes collecting unit, analyzing and diagnosing unit and voice unit, and analyzing and diagnosing unit is by diagnosing switch connection and disconnecting in Master control chip, Master control chip also control voice cell operation；Compared to prior art, user can pass through the operation conditions and the failure cause that may occur that self-diagnosable system understands gas heater in time, be easy to user that malfunction elimination and maintenance, intelligent height are carried out to gas heater in time, accurately.
Description
Technical field
The present invention relates to gas heater technical field, specifically provides a kind of intelligent combustion
Gas water heater and its self-diagnosing method.
Background technology
As consumer's idea is progressively goed deep in the intellectuality of household appliances, consumer is more next
More focus on the intellectuality that uses of product, intelligent artifact is shown and very big is liked.
When gas heater in the market breaks down, due to incipient fault reason
A lot, and shortage of the consumer to water heater Knowledge of Maintenance, mostly it is by specialty dimension
What the personnel of repairing were keeped in repair；But corresponding, specialized maintenance personnel when occurring due to problem
Not at the scene, and consumer cannot accurate analyzing failure cause, so as to have impact on
The abnormal quick investigation of water heater.
The content of the invention
In order to overcome drawbacks described above, the invention provides a kind of intelligent fuel gas water heater
And its self-diagnosing method, the intelligent fuel gas water heater structure is simple, easily-controllable, uses
Family can understand gas heater in time by the self-diagnosable system on gas heater
Operation conditions and the failure cause that may occur, intelligent height.
The technical scheme that adopted to solve its technical problem of the present invention is：A kind of intelligence
Can type gas heater, including casing, positioning be arranged at behaviour on the casing side
Make panel and positioning is arranged at the main control substrate of the casing internal, the behaviour
Make panel be dorsad provided with the side of the casing on and off switch, display screen and
Multiple function buttons, the main control substrate are mainly integrated with Master control chip, wherein,
The on and off switch can switch on and off the Master control chip in external power source, institute
State display screen and the plurality of function button is all electrically connected at the Master control chip；
Self-diagnosable system is additionally provided with, the self-diagnosable system includes one to gather gas heater
The collecting unit of each part service data, one are connected and are used for the collecting unit
Judge the service data of each part of gas heater whether in respective preset range
And normal operation or breakdown judge and the failure cause that may occur are made accordingly
Analyzing and diagnosing unit and one is to report the event that whether there is breakdown judge and may occur
The voice unit of barrier reason, wherein, the analyzing and diagnosing unit is by a diagnosis switch
Switch on and off in the Master control chip, and the Master control chip also control it is described
Voice unit works.
As a further improvement on the present invention, the collecting unit includes multiple collection units
Part, and the plurality of acquisition elements mainly include temperature sensor, water flow sensor,
Gaseous-pressure sensor, voltage sensor, current sensor and time counter.
As a further improvement on the present invention, the analyzing and diagnosing unit is also integrated in institute
State on main control substrate, and the analyzing and diagnosing unit be mainly integrated with one with it is the plurality of
It is signal receiving module that acquisition elements are connected, one each to store the gas heater
The storage module of the standard service data of part and one is to judge the gas and hot water
Whether the service data of each part of device in respective preset range and makes normal fortune
The fault diagnosis module of row or breakdown judge and the failure cause that may occur, it is described
Signal receiving module and storage module are all electrically connected at the fault diagnosis module, and institute
Fault diagnosis module is stated by the diagnosis switch connection and is disconnected in the main control
Chip.
As a further improvement on the present invention, institute's speech units include speaker, institute
State speaker positioning be arranged on the back side of the guidance panel, and with the main control
Chip is electrically connected.
As a further improvement on the present invention, the diagnosis switch is arranged at the operation
On the front of panel；
Also offer on the front of the guidance panel and be engaged with the speaker
Vocal hole.
The invention also discloses a kind of autognostic of the intelligent fuel gas water heater
Method, is carried out in the steps below successively：
Step (1)：The each portion of presetting gas heater in the analyzing and diagnosing unit
The standard service data of part；
Step (2)：The fortune of each part of gas heater is sensed by the collecting unit
Row data message, and by the service data information transfer of gas heater each part to institute
State analyzing and diagnosing unit；
Step (3)：The standard operation number stored according to which by the analyzing and diagnosing unit
According to the service data information of each part of gas heater whether respective default
In the range of judged,
A) if, when the service data information and a part of a certain part of gas heater
Standard service data content mismatch when, the analyzing and diagnosing unit then can be to combustion gas
The running status of water heater one part makes breakdown judge, while also sentencing the failure
Disconnected information and the failure cause that may occur feed back to the Master control chip, institute
State Master control chip control institute speech units report out the breakdown judge information and
The failure cause that may occur；
B) if, when each part of gas heater service data information all with respective mark
When quasi- service data content matches, the analyzing and diagnosing unit then can be to gas and hot water
The running status of each part of device is made normal operation and is judged, while by the normal operation
Judge feedback of the information to the Master control chip, the Master control chip control institute predicate
Sound unit reports out the normal operation judgement information.
As a further improvement on the present invention, the collecting unit includes multiple collection units
Part, and the plurality of acquisition elements mainly include temperature sensor, water flow sensor,
Gaseous-pressure sensor, voltage sensor, current sensor and time counter；
The analyzing and diagnosing unit is also integrated on the main control substrate, and described point
Analysis diagnosis unit is mainly integrated with a signal being connected with the plurality of acquisition elements and is connect
Receive module, one to store the storage of the standard service data of each part of the gas heater
Storing module and one to judge each part of the gas heater service data whether
In respective preset range and make normal operation or breakdown judge and may occur
Failure cause fault diagnosis module, the signal receiving module and storage module are all
The fault diagnosis module, and the fault diagnosis module are electrically connected to by a diagnosis
Switch connection and disconnect in the Master control chip；
Institute's speech units include speaker, and the speaker positioning is arranged at the behaviour
Make on the back side of panel, and be electrically connected with the Master control chip.
As a further improvement on the present invention, the intelligent fuel gas water heater self is examined
Disconnected concrete operation method is：
Step (1)：The presetting combustion gas in the storage module of the analyzing and diagnosing unit
The standard service data of each part of water heater；
Step (2)：The each part of gas heater is sensed by the plurality of acquisition elements
Service data information, and by the service data information transfer of gas heater each part
To the signal receiving module of the analyzing and diagnosing unit, and the signal receiving module is same
When by the service data information transfer of above-mentioned gas heater each part give the failure
Diagnostic module；
Step (3)：The fault diagnosis module is according to being stored in the storage module
Standard service data, to the service data information of each part of gas heater whether
Judged in respective preset range,
A) if, when the service data information and a part of a certain part of gas heater
Standard service data content mismatch when, the fault diagnosis module then can be to combustion gas
The running status of water heater one part makes breakdown judge, while also sentencing the failure
Disconnected information and the failure cause that may occur feed back to the Master control chip, institute
State the Master control chip control speaker and report out breakdown judge information, the Yi Jike
The failure cause that can occur；
B) if, when each part of gas heater service data information all with respective mark
When quasi- service data content matches, the fault diagnosis module then can be to gas and hot water
The running status of each part of device is made normal operation and is judged, while by the normal operation
Feedback of the information is judged to the Master control chip, raise described in the Master control chip control
Sound device reports out the normal operation judgement information.
As a further improvement on the present invention, the diagnosis switch is arranged at the operation
On the front of panel；
Also offer on the front of the guidance panel and be engaged with the speaker
Vocal hole.
The invention has the beneficial effects as follows：Compared to prior art, user can be by arranging
Self-diagnosable system on the gas heater understands the operation shape of gas heater in time
Condition and the failure cause that may occur, are easy to user timely, accurate and effective
Malfunction elimination and maintenance are carried out to gas heater, not only intelligent height, it is also good
Extend the service life of gas heater.
Description of the drawings
Fig. 1 is that the Facad structure of guidance panel described in gas heater of the present invention shows
It is intended to；
Fig. 2 is that the backside structure of guidance panel described in gas heater of the present invention is shown
It is intended to；
Fig. 3 is the operation principle schematic diagram of gas heater autognostic of the present invention.
With reference to accompanying drawing, make the following instructions：
1 --- guidance panel 2 --- on and off switch
3 --- display screen 4 --- function button
50 --- Master control chip 51 --- analyzing and diagnosing unit
510 --- signal receiving module 511 --- storage module
512 --- fault diagnosis module 6 --- acquisition elements
7 --- voice units 8 --- diagnosis switch
9 --- vocal hole
Specific embodiment
Referring to figure to a preferred embodiment of the present invention will be described in detail.
The invention discloses a kind of intelligent fuel gas water heater, including casing, positioning set
The guidance panel 1 that is placed on the casing side, and positioning be arranged at the casing
Internal main control substrate, the guidance panel 1 are dorsad set on the side of the casing
It is equipped with and off switch 2, display screen 3, and multiple function buttons 4, the master control
Substrate processed is mainly integrated with Master control chip 50, wherein, 2 energy of the on and off switch
The Master control chip 50 is switched on and off enough in external power source, the display screen 3,
And the plurality of function button 4 is all electrically connected at the Master control chip 50；Also set
There is self-diagnosable system, the self-diagnosable system includes one to gather each portion of gas heater
The collecting unit of part service data, one are connected with the collecting unit and are used to judge
Whether the service data of each part of gas heater is in respective preset range and phase
That what is answered makes normal operation or the analysis of breakdown judge and the failure cause that may occur
Diagnosis unit 51, and one to report whether there is breakdown judge and may occur therefore
The voice unit 7 of barrier reason, wherein, the analyzing and diagnosing unit 51 is examined by one
Disconnect pass 8 to switch on and off in the Master control chip 50, and the master control coremaking
Piece 50 also controls institute's speech units 7 and works.
In the present embodiment, the collecting unit includes multiple acquisition elements 6, and should
Multiple acquisition elements 6 mainly include temperature sensor, water flow sensor, gas pressure
Force transducer, voltage sensor, current sensor and time counter.
In the present embodiment, the analyzing and diagnosing unit 51 is also integrated in the master control
On substrate processed, and the analyzing and diagnosing unit 51 is mainly integrated with one and is adopted with the plurality of
The signal receiving module 510, one that collection element 6 is connected is to store the gas and hot water
The storage module 511 of the standard service data of each part of device, and one to judge this
Whether the service data of each part of gas heater in respective preset range and is done
Go out the fault diagnosis of normal operation or breakdown judge and the failure cause that may occur
Module 512, the signal receiving module 510 and storage module 511 are all electrically connected at
The fault diagnosis module 512, and the fault diagnosis module 512 passes through described examining
Disconnect pass 8 to switch on and off in the Master control chip 50.
In the present embodiment, institute's speech units 7 include speaker, the speaker
Positioning be arranged on the back side of the guidance panel 1, and with the Master control chip
50 are electrically connected.
Preferably, the diagnosis switch 8 is arranged on the front of the guidance panel 1；
Also offer what is be engaged with the speaker on the front of the guidance panel 1
Vocal hole 9.
The invention also discloses a kind of autognostic of the intelligent fuel gas water heater
Method, is carried out in the steps below successively：
Step (1)：The presetting gas heater in the analyzing and diagnosing unit 51
The standard service data of each part；
Step (2)：The fortune of each part of gas heater is sensed by the collecting unit
Row data message, and by the service data information transfer of gas heater each part to institute
State analyzing and diagnosing unit 51；
Step (3)：The standard fortune stored according to which by the analyzing and diagnosing unit 51
Row data, to the service data information of each part of gas heater whether respective
Judged in preset range,
A) if, when the service data information and a part of a certain part of gas heater
Standard service data content mismatch when, the analyzing and diagnosing unit 51 then can be right
The running status of gas heater one part makes breakdown judge, while also by the event
Barrier judgement information and the failure cause that may occur feed back to the Master control chip
50, the control of the Master control chip 50 institute speech units 7 are reported out the failure and are sentenced
Disconnected information and the failure cause that may occur；
B) if, when each part of gas heater service data information all with respective mark
When quasi- service data content matches, the analyzing and diagnosing unit 51 then can be to combustion gas
The running status of each part of water heater is made normal operation and is judged, while this is normal
Operation judges feedback of the information to the Master control chip 50, the Master control chip 50
Control institute speech units 7 report out the normal operation judgement information.
In the present embodiment, the collecting unit includes multiple acquisition elements 6, and should
Multiple acquisition elements 6 mainly include temperature sensor, water flow sensor, gas pressure
Force transducer, voltage sensor, current sensor and time counter；
The analyzing and diagnosing unit 51 is also integrated on the main control substrate, and institute
State analyzing and diagnosing unit 51 and be mainly integrated with one and be connected with the plurality of acquisition elements 6
Signal receiving module 510, to store the standard of each part of the gas heater
The storage module 511 of service data, and one to judge each portion of the gas heater
The service data of part whether in respective preset range and make normal operation or therefore
Barrier judgement and the fault diagnosis module 512 of the failure cause that may occur, the signal
Receiver module 510 and storage module 511 are all electrically connected at the fault diagnosis module
512, and the fault diagnosis module 512 is arranged at the guidance panel 1 by one
Diagnosis switch 8 on front is switched on and off in the Master control chip 50；
Institute's speech units 7 include speaker, and the speaker positioning is arranged at described
On the back side of guidance panel 1, and it is electrically connected with the Master control chip 50, also
Offer on the front of the guidance panel 1 be engaged with the speaker send out
Acoustic aperture 9.
It is preferred, therefore, that the concrete behaviour of the intelligent fuel gas water heater autognostic
As method it is：
Step (1)：It is pre- in the storage module 511 of the analyzing and diagnosing unit 51
The standard service data of each part of setting gas heater；Such as in the storage module
The leaving water temperature of presetting gas heater, inflow, water yield, burning in 71
The standard service data such as load；
Step (2)：The each portion of gas heater is sensed by the plurality of acquisition elements 6
The service data information of part, and the service data information of gas heater each part is passed
It is defeated by the signal receiving module 510 of the analyzing and diagnosing unit 51, and the signal
Receiver module 510 is simultaneously by the service data information of above-mentioned gas heater each part
It is transferred to the fault diagnosis module 512；
Such as：By the temperature for being arranged on gas heater water inlet and water outlet
Sensor is sensing the inflow temperature and leaving water temperature of gas heater；By being arranged on
The water flow sensor of gas heater water inlet and water outlet is sensing combustion gas
The flow of inlet water and water flow of water heater；By the combustion gas being arranged in gas pipeline
Pressure transducer is sensing gas pressure force value；By voltage sensor and current sensor
To sense the running voltage signal and operating current signal in each portion of gas heater；Deng；
Said temperature sensor, water flow sensor, gaseous-pressure sensor, voltage
The acquisition elements such as sensor and current sensor 6 are by the gas heater for sensing
The service data information transfer of each part gives the signal receiving module 510；Signal connects
Receive module 510 and connected in fault diagnosis module 512 by diagnosing switch 8, and will be upper
The service data information transfer of each part of gas heater is stated to fault diagnosis module
512；
Step (3)：The fault diagnosis module 512 is according to the storage module 511
Middle stored standard service data, the service data to each part of gas heater
Whether information is judged in respective preset range,
A) if, when the service data information and a part of a certain part of gas heater
Standard service data content mismatch when, the fault diagnosis module 512 then can be right
The running status of gas heater one part makes breakdown judge, while also by the event
Barrier judgement information and the failure cause that may occur feed back to the Master control chip
50, the Master control chip 50 controls the speaker and reports out breakdown judge letter
Breath, and the failure cause (specifically can be found in shown in table 1 below) that may occur；
B) if, when each part of gas heater service data information all with respective mark
When quasi- service data content matches, the fault diagnosis module 512 then can be to combustion gas
The running status of each part of water heater is made normal operation and is judged, while this is normal
Operation judges feedback of the information to the Master control chip 50, the Master control chip 50
Control the speaker and report out the normal operation judgement information.
Table 1 below shows that fault diagnosis module 512 is sensed according to acquisition elements 6
The each part of gas heater running state information, the suggestion content made (bag
The reason for including breakdown judge information and may break down)：
Table 1：
Claims (9)
1. a kind of intelligent fuel gas water heater, including casing, positioning are arranged at described
Guidance panel (1) on casing side, and positioning be arranged at the casing internal
Main control substrate, the guidance panel (1) are dorsad arranged on the side of the casing
There are on and off switch (2), display screen (3), and multiple function buttons (4), it is described
Main control substrate is mainly integrated with Master control chip (50), wherein, the power supply is opened
Close (2) and the Master control chip (50) can be switched on and off in external power source,
The display screen (3), and the plurality of function button (4) be all electrically connected at it is described
Master control chip (50)；It is characterized in that：Self-diagnosable system is additionally provided with, the autodiagnosis
Disconnected system includes one to gather the collection list of each part service data of gas heater
Unit, one are connected with the collecting unit and for judging each part of gas heater
Service data whether in respective preset range and make accordingly normal operation or
The analyzing and diagnosing unit (51) of breakdown judge and the failure cause that may occur, and
One to report the voice unit for whetheing there is breakdown judge and the failure cause that may occur
(7), wherein, the analyzing and diagnosing unit (51) by one diagnosis switch (8)
Switch on and off in the Master control chip (50), and the Master control chip (50)
Institute's speech units (7) work is controlled also.
2. intelligent fuel gas water heater according to claim 1, its feature exist
In：The collecting unit includes multiple acquisition elements (6), and the plurality of acquisition elements
(6) mainly include temperature sensor, water flow sensor, gaseous-pressure sensor,
Voltage sensor, current sensor and time counter.
3. intelligent fuel gas water heater according to claim 2, its feature exist
In：The analyzing and diagnosing unit (51) is also integrated on the main control substrate, and
The analyzing and diagnosing unit (51) is mainly integrated with one with the plurality of acquisition elements (6)
The signal receiving module (510) that is connected, one to store each portion of the gas heater
The storage module (511) of the standard service data of part, and one to judge the combustion gas
Whether the service data of each part of water heater in respective preset range and is just made
Normal operation or the fault diagnosis module of breakdown judge and the failure cause that may occur
(512), the signal receiving module (510) and storage module (511) are all electrically connected
It is connected to the fault diagnosis module (512), and the fault diagnosis module (512)
(8) are switched by the diagnosis to switch on and off in the Master control chip (50).
4. intelligent fuel gas water heater according to claim 1, its feature exist
In：Including speaker, the speaker positioning is arranged at for institute's speech units (7)
On the back side of the guidance panel (1), and with the Master control chip (50) phase
Electrical connection.
5. intelligent fuel gas water heater according to claim 4, its feature exist
In：Diagnosis switch (8) is arranged on the front of the guidance panel (1)；
Also offer on the front of the guidance panel (1) and the speaker phase
The vocal hole (9) of cooperation.
6. a kind of intelligent fuel gas as any one of claim 1 to 5 are warm
The self-diagnosing method of hydrophone, it is characterised in that：Carry out successively in the steps below：
Step (1)：The presetting gas and hot water in the analyzing and diagnosing unit (51)
The standard service data of each part of device；
Step (2)：The fortune of each part of gas heater is sensed by the collecting unit
Row data message, and by the service data information transfer of gas heater each part to institute
State analyzing and diagnosing unit (51)；
Step (3)：The standard stored according to which by the analyzing and diagnosing unit (51)
Service data, to the service data information of each part of gas heater whether respective
Preset range in judged,
A) if, when the service data information and a part of a certain part of gas heater
Standard service data content mismatch when, the analyzing and diagnosing unit (51) then can
Breakdown judge is made to the running status of gas heater one part, while should also
Breakdown judge information and the failure cause that may occur feed back to the master control coremaking
Piece (50), the Master control chip (50) control institute's speech units (7) are reported
Go out the breakdown judge information and the failure cause that may occur；
B) if, when each part of gas heater service data information all with respective mark
When quasi- service data content matches, the analyzing and diagnosing unit (51) then can be to combustion
The running status of each part of gas water heater is made normal operation and is judged, while by this just
Often operation judges feedback of the information to the Master control chip (50), the master control coremaking
Piece (50) control institute's speech units (7) reports out the normal operation judgement information.
7. the autognostic of intelligent fuel gas water heater according to claim 6
Method, it is characterised in that：The collecting unit includes multiple acquisition elements (6), and
The plurality of acquisition elements (6) mainly include temperature sensor, water flow sensor,
Gaseous-pressure sensor, voltage sensor, current sensor and time counter；
The analyzing and diagnosing unit (51) is also integrated on the main control substrate, and
The analyzing and diagnosing unit (51) is mainly integrated with one with the plurality of acquisition elements (6)
The signal receiving module (510) that is connected, one to store each portion of the gas heater
The storage module (511) of the standard service data of part, and one to judge the combustion gas
Whether the service data of each part of water heater in respective preset range and is just made
Normal operation or the fault diagnosis module of breakdown judge and the failure cause that may occur
(512), the signal receiving module (510) and storage module (511) are all electrically connected
It is connected to the fault diagnosis module (512), and the fault diagnosis module (512)
(8) are switched by a diagnosis to switch on and off in the Master control chip (50)；
Including speaker, the speaker positioning is arranged at for institute's speech units (7)
On the back side of the guidance panel (1), and with the Master control chip (50) phase
Electrical connection.
8. the autognostic of intelligent fuel gas water heater according to claim 7
Method, it is characterised in that：The concrete behaviour of the intelligent fuel gas water heater autognostic
As method it is：
Step (1)：In the storage module (511) of the analyzing and diagnosing unit (51)
In each part of presetting gas heater standard service data；
Step (2)：Gas heater is sensed by the plurality of acquisition elements (6)
The service data information of each part, and the service data of gas heater each part is believed
Breath is transferred to the signal receiving module (510) of the analyzing and diagnosing unit (51), and
The signal receiving module (510) is while by the fortune of above-mentioned gas heater each part
Row data message is transferred to the fault diagnosis module (512)；
Step (3)：The fault diagnosis module (512) is according to the storage module
(511) the standard service data stored in, to each part of gas heater
Whether service data information is judged in respective preset range,
A) if, when the service data information and a part of a certain part of gas heater
Standard service data content mismatch when, the fault diagnosis module (512) is then
Meeting makes breakdown judge to the running status of gas heater one part, while will also
The breakdown judge information and the failure cause that may occur feed back to the main control
Chip (50), the Master control chip (50) control the speaker and report out this
Breakdown judge information and the failure cause that may occur；
B) if, when each part of gas heater service data information all with respective mark
When quasi- service data content matches, the fault diagnosis module (512) then can be right
The running status of each part of gas heater is made normal operation and is judged, while should
Normal operation judges feedback of the information to the Master control chip (50), the main control
Chip (50) controls the speaker and reports out the normal operation judgement information.
9. the autognostic of intelligent fuel gas water heater according to claim 7
Method, it is characterised in that：Diagnosis switch (8) is arranged at the guidance panel
(1) on front；
Also offer on the front of the guidance panel (1) and the speaker phase
The vocal hole (9) of cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510616989.3A CN106556146A (en) | 2015-09-24 | 2015-09-24 | Intelligent fuel gas water heater and its self-diagnosing method |
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|---|---|---|---|
| CN201510616989.3A CN106556146A (en) | 2015-09-24 | 2015-09-24 | Intelligent fuel gas water heater and its self-diagnosing method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109186075A (en) * | 2018-08-01 | 2019-01-11 | 广州迪森家居环境技术有限公司 | Gas water-heating furnace and its progress control method and device, heating system |
| CN110686411A (en) * | 2019-10-15 | 2020-01-14 | 青岛经济技术开发区海尔热水器有限公司 | Fault processing method and device for gas water heater and storage medium |
| CN112666874A (en) * | 2020-12-30 | 2021-04-16 | 湘潭市神钜机电科技有限公司 | Control device for multi-path electrical equipment |
| CN114596662A (en) * | 2022-03-08 | 2022-06-07 | 昂顿科技（上海）有限公司 | Multifunctional meter |
| CN117287854A (en) * | 2023-10-09 | 2023-12-26 | 东莞市锦沐节能科技有限公司 | Water heater fault positioning analysis method and system based on big data on-line monitoring |
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| DE2337423A1 (en) * | 1972-07-26 | 1974-02-07 | Saunier Duval | LIGHT SIGNAL DEVICE FOR FINDING AND LOCATING DEFECTS IN ELECTRONICALLY CONTROLLED, GAS-OPERATED HOT WATER HEATERS, FOR EXAMPLE BATHROOM HEATERS, OR MULTIPURPOSE HEATING SYSTEMS |
| JPH08275265A (en) * | 1995-04-04 | 1996-10-18 | Tokyo Gas Co Ltd | Fault diagnostic device |
| CN2884039Y (en) * | 2006-01-05 | 2007-03-28 | 保音股份有限公司 | Faulty-displaying device for water-heater |
| CN101059892A (en) * | 2006-04-20 | 2007-10-24 | 保音股份有限公司 | Water heater failure voice warning device |
| GB201106847D0 (en) * | 2011-04-26 | 2011-06-01 | Elkar Kenneth J M D | Heating system energy saver |
| CN202757245U (en) * | 2012-08-07 | 2013-02-27 | 青岛经济技术开发区海尔热水器有限公司 | Water heater with secondary-grade fuel gas protection function |
| CN104110879A (en) * | 2014-01-07 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Water heater and after-sales service providing method and system thereof |
| CN205002413U (en) * | 2015-09-24 | 2016-01-27 | 樱花卫厨（中国）股份有限公司 | Intelligent gas heater |
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| CN109186075A (en) * | 2018-08-01 | 2019-01-11 | 广州迪森家居环境技术有限公司 | Gas water-heating furnace and its progress control method and device, heating system |
| CN110686411A (en) * | 2019-10-15 | 2020-01-14 | 青岛经济技术开发区海尔热水器有限公司 | Fault processing method and device for gas water heater and storage medium |
| CN112666874A (en) * | 2020-12-30 | 2021-04-16 | 湘潭市神钜机电科技有限公司 | Control device for multi-path electrical equipment |
| CN114596662A (en) * | 2022-03-08 | 2022-06-07 | 昂顿科技（上海）有限公司 | Multifunctional meter |
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Application publication date: 20170405 |