CN206919427U - Control system of electric water heater and electric heater - Google Patents
Control system of electric water heater and electric heater Download PDFInfo
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- CN206919427U CN206919427U CN201720888106.9U CN201720888106U CN206919427U CN 206919427 U CN206919427 U CN 206919427U CN 201720888106 U CN201720888106 U CN 201720888106U CN 206919427 U CN206919427 U CN 206919427U
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Abstract
The utility model proposes a kind of control system of electric water heater and electric heater, it is related to technical field of water heaters.The control system of electric water heater includes power module, leakage protecting plug, single-chip microcomputer, the first temperature sensor and second temperature sensor; the power module, leakage protecting plug, the first temperature sensor and second temperature sensor electrically connect with monolithic mechatronics, the power module with leakage protecting plug；First temperature sensor is used for the inner bag temperature for detecting electric heater, and the second temperature sensor is used for the leaving water temperature for detecting electric heater, and the single-chip microcomputer is according to the inner bag temperature and leaving water temperature control leakage protecting plug disconnects or closure.The control system of electric water heater controls leakage protecting plug three extremely to disconnect and close automatically by detection temperature; realize electric heater water outlet power-off, the function for energization of cutting off the water supply; it especially can promptly and accurately be judged in the water flow sensor failure of electric heater, further ensure the safe to use of electric heater.
Description
Technical field
Technical field of water heaters is the utility model is related to, in particular to a kind of control system of electric water heater and electric heating
Hydrophone.
Background technology
With the continuous development and progress of society, to meet the needs of user, water heater technology is also evolving and entered
Step, at this stage, electric heater has come into huge numbers of families, and great convenience is brought with water to user.However, in electric heater
While bringing advantage to the user, also inevitably there is potential safety hazard, the security of the lives and property of user, China threaten
There is the event that more causes cause casualty accident using electric heater every year, therefore how to ensure user using electric heating
The Electrical Safety of the process of hydrophone, accident is reduced, be all the emphasis of those skilled in the art's concern all the time.
Existing electric heater is to detect water-flow signal by water flow sensor Hall element, when detecting that user has
After water behavior, Intelligent electric leakage is driven to protect the electrical apparatus release of plug to thread off by logic control, to control electric heater in water flowing
When power off, ensure user's electric heater it is safe to use.After user stopped with water or water-flow signal disappearance a period of time, lead to
Cross control system and resend close command control Intelligent electric leakage protection plug reset, three extremely automatic closures, to control electric hot water
Device is powered work when cutting off the water supply.But if existing solution water flow sensor breaks down, and can not detect current
Signal, electric heater Intelligent electric leakage protection plug in water flowing can not trip, and user is still under the working condition of electric heater
With water, certain risk be present.
Utility model content
The purpose of this utility model is to provide a kind of control system of electric water heater event occur to solve water flow sensor
During barrier, user still uses under electric heater "on" position, can not ensure the bathing safety problem of user.
The purpose of this utility model is to provide a kind of electric heater, during solving water flow sensor failure, uses
Family still uses under electric heater "on" position, can not ensure the bathing safety problem of user.
To achieve these goals, the technical scheme that the utility model embodiment uses is as follows：
In a first aspect, the utility model embodiment proposes a kind of control system of electric water heater, it is described applied to electric heater
Control system of electric water heater includes power module, leakage protecting plug, single-chip microcomputer, the first temperature sensor and second temperature sensing
Device, the power module, leakage protecting plug, the first temperature sensor and the second temperature sensor with the single-chip microcomputer
Electrical connection, the power module also electrically connect with the leakage protecting plug, and first temperature sensor is arranged on the electricity
In the inner bag of water heater, the second temperature sensor is arranged on the outlet pipeline of the electric heater；The power module is used
Charge in when the leakage protecting plug closes, and discharged when the leakage protecting plug disconnects；First temperature
Sensor is used for the inner bag temperature for detecting the electric heater, and the second temperature sensor is used to detect the electric heater
Leaving water temperature；The single-chip microcomputer is used to read the inner bag temperature and the leaving water temperature, and according to the inner bag temperature and institute
Stating leaving water temperature controls the leakage protecting plug to disconnect or close.
Second aspect, the utility model embodiment also propose a kind of electric heater, and the electric heater includes electric heater
Control system, the control system of electric water heater include power module, leakage protecting plug, single-chip microcomputer, the first temperature sensor
And second temperature sensor, the power module, leakage protecting plug, the first temperature sensor and the second temperature sensor
Also electrically connected with the monolithic mechatronics, the power module with the leakage protecting plug, first TEMP
Device is arranged in the inner bag of the electric heater, and the second temperature sensor is arranged on the outlet pipeline of the electric heater；
The power module is used to charge when the leakage protecting plug closes, and is put when the leakage protecting plug disconnects
Electricity；First temperature sensor is used for the inner bag temperature for detecting the electric heater, and the second temperature sensor is used to examine
Survey the leaving water temperature of the electric heater；The single-chip microcomputer is used to read the inner bag temperature and the leaving water temperature, and foundation
The inner bag temperature and the leaving water temperature control the leakage protecting plug to disconnect or close.
Compared with the prior art, the utility model has the advantages that：
Control system of electric water heater provided by the utility model includes power module, leakage protecting plug, single-chip microcomputer, first
Temperature sensor and second temperature sensor, the power module, leakage protecting plug, the first temperature sensor and described second
Temperature sensor also electrically connects with the monolithic mechatronics, the power module with the leakage protecting plug, and described
One temperature sensor is arranged in the inner bag of the electric heater, and the second temperature sensor is arranged on the electric heater
Outlet pipeline；The power module is used to charge when the leakage protecting plug closes, and in the leakage protecting plug
Discharged during disconnection；First temperature sensor is used for the inner bag temperature for detecting the electric heater, the second temperature sensing
Device is used for the leaving water temperature for detecting the electric heater；The single-chip microcomputer be used for read the inner bag temperature and it is described go out water temperature
Degree, and control the leakage protecting plug to disconnect or close according to the inner bag temperature and the leaving water temperature.The electric hot water
Device control system realizes electric heater water outlet and powered off, use by controlling leakage protecting plug three extremely to disconnect and close automatically
Family stops being powered with water power water heater, ensure that the safe bathing of user.In addition, electric hot water is realized by way of temperature detection
The power on/off of device, in the case where water flow sensor breaks down, remain to timely and accurately judge, cut off earth leakage protective
The pole of plug three, further ensure the safe to use of electric heater.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Accompanying drawing appended by cooperation, is described in detail below.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 shows the functional block diagram for the control system of electric water heater that the utility model first embodiment is provided.
Fig. 2 shows the functional block diagram for the control system of electric water heater that the utility model second embodiment is provided.
Fig. 3 shows the functional block diagram for the control system of electric water heater that the utility model 3rd embodiment is provided.
Fig. 4 shows the structural representation for the electric heater that the utility model fourth embodiment is provided.
Icon：100- control system of electric water heater；200- electric heaters；110- power modules；120- leakage protecting plugs；
130- single-chip microcomputers；The temperature sensors of 140- first；150- second temperature sensors；160- isolates communication module；170- relays
Module；180- water flow sensors；190- power detecting modules；101- display screens；The relays of 171- first；The relays of 172- second
Device；210- electric heaters；220- inner bags；230- outlet pipelines；240- inlet pipelines.
Embodiment
Below in conjunction with accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole realities
Apply example.The component of the utility model embodiment being generally described and illustrated herein in the accompanying drawings can be come with a variety of configurations
Arrangement and design.Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit below
Claimed the scope of the utility model, but it is merely representative of selected embodiment of the present utility model.Based on the utility model
Embodiment, the every other embodiment that those skilled in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.It is meanwhile new in this practicality
In the description of type, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important
Property.
First embodiment
Fig. 1 is refer to, the functional module of the control system of electric water heater 100 provided by the utility model first embodiment
Figure.The control system of electric water heater 100 can be applied to electric heater, energization and power-off specifically for controlling electric heater,
So that user controls electric heater to power off when with water, and electric heater energization work is controlled when user stops using water, ensured
The bathing safety of user.
In the present embodiment, the control system of electric water heater 100 include power module 110, leakage protecting plug 120,
Single-chip microcomputer 130, the first temperature sensor 140 and second temperature sensor 150, the power module 110, leakage protecting plug
120th, the first temperature sensor 140 and the second temperature sensor 150 electrically connect with the single-chip microcomputer 130, the power supply
Module 110 also electrically connects with the leakage protecting plug 120.Preferably, first temperature sensor 140 is arranged on the electricity
In the inner bag of water heater, the second temperature sensor 150 is arranged on the outlet pipeline of the electric heater.
The power module 110 is used to charge when the leakage protecting plug 120 closes and supply to the single-chip microcomputer 130
Electricity, the power module 110 are additionally operable to discharge to power to the single-chip microcomputer 130 when the leakage protecting plug 120 disconnects.
Preferably, the power module 110 for can discharge and recharge battery or farad capacitor, when the leakage protecting plug 120 closes
When, electric heater is powered by the leakage protecting plug 120 and external power source, and power module 110 is powered to single-chip microcomputer 130
While charge, when leakage protecting plug 120 disconnects, electric heater and external power source disconnect, and now power module 110 starts
It is allowed to discharge through discharge voltage to power to single-chip microcomputer 130, so that single-chip microcomputer 130 enters the working condition of low-power consumption.Preferably, should
Power module 110 can be realized by the power line of cable and leakage protecting plug 120 and connected.
First temperature sensor 140 is used for the inner bag temperature for detecting the electric heater, the second temperature sensing
Device 150 is used to detecting the leaving water temperature of the electric heater, the single-chip microcomputer 130 be used to reading the inner bag temperature and it is described go out
Coolant-temperature gage, and control the leakage protecting plug 120 to disconnect or close according to the inner bag temperature and the leaving water temperature.
Specifically, when the inner bag temperature and the leaving water temperature meet the first preparatory condition, the single-chip microcomputer 130 to
The leakage protecting plug 120 sends cut-offing instruction so that the leakage protecting plug 120 disconnects.When the inner bag temperature and institute
State leaving water temperature meet the second preparatory condition when, the single-chip microcomputer 130 to the leakage protecting plug 120 send electrical instruction with
Close the leakage protecting plug 120.
As a kind of embodiment, single-chip microcomputer 130 is by comparing inner bag temperature TIt is interiorWith leaving water temperature TGo outSize, according to than
Cut-offing instruction is sent so that the leakage protecting plug 120 disconnects to the leakage protecting plug 120 compared with result.For example, when interior
Courage temperature TIt is interiorWith leaving water temperature TGo outMeet following formula：TGo out≥TIt is interior, then the transmission of single-chip microcomputer 130 cut-offing instruction is so that the earth leakage protective is inserted
First 120 disconnect, and after single-chip microcomputer 130, which sends cut-offing instruction, disconnects the leakage protecting plug 120, single-chip microcomputer 130 passes through electricity
The discharge voltage of source module 110 keeps the working condition of low-power consumption, when single-chip microcomputer 130 judges inner bag temperature TIt is interiorWith leaving water temperature TGo out
Meet：TGo out＜ TIt is interiorAnd TGo outHave a declining tendency, when dropping to room temperature, single-chip microcomputer 130 sends close command so that the leakage
Electric protection plug 120 closes, and electric heater is powered with external power source, starts working.
Further, the control system of electric water heater 100 may also include isolation communication module 160, the isolation communication
Module 160 electrically connects with the leakage protecting plug 120, the single-chip microcomputer 130.The single-chip microcomputer 130 is protected with the electric leakage
Shield plug 120 realizes the isolation and communication of strong and weak electricity by isolating communication module 160.In the present embodiment, the isolation communication
Module 160 can be integrated in the circuit of the composition of single-chip microcomputer 130, can also be integrated in the plug of leakage protecting plug 120, or
It is arranged on as independent module on electric heater fuselage.Preferably, it is described isolation communication module 160 be can be achieved strong and weak electricity every
From and the photoelectrical coupler communicated or other there is the modules of similar functions.Specifically, the single-chip microcomputer 130 can pass through isolation
Communication module 160 sends cut-offing instruction or electrical instruction to leakage protecting plug 120 to realize the disconnected of leakage protecting plug 120
Open and close are closed.
Further, the control system of electric water heater 100 may also include relay module 170, the electric heater bag
Electric heater 210 is included, the electric heater 210 is used to be heated to the water storage in the inner bag of electric heater when being powered.Institute
Stating relay module 170 specifically may include the first relay 171 and the second relay 172, and one end of the electric heater 210 leads to
The live wire electrode that first relay 171 is crossed with the leakage protecting plug 120 electrically connects, the electric heater 210 it is another
End is electrically connected by second relay 172 with the neutral line electrode of the leakage protecting plug 120.When leakage protecting plug 120
During closure, electric heater 210 is begun to warm up；When leakage protecting plug 120 disconnects, electric heater 210 disconnects with external power source,
Stop heating, to realize that electric heater powers off when user is with water, be powered when user stops with water, ensure the bathing peace of user
Entirely.
It should be noted that in the present embodiment, to strengthen the accuracy that temperature judges, it is possible to provide a kind of improved implementation
Scheme, the control system of electric water heater 100 can also increase 3rd sensor and the 4th sensor (not shown), wherein, the
Three sensors are used to detect ambient temperature, and the 4th sensor is used for the inner bag head temperature for detecting electric heater, single-chip microcomputer
130 by comparing inner bag temperature TIt is interior, leaving water temperature TGo out, ambient temperature TRingAnd inner bag head temperature TTopControl earth leakage protective is inserted
First 120 disconnect or close.For example, work as TGo out≥TTop- 2 and TGo out＞ TIt is interior＞ TRingWhen+2, and stablize one second, single-chip microcomputer 130 controls
Leakage protecting plug 120 disconnects；Work as TGo out＜ TTop- 2 or TGo out≤TIt is interiorOr TGo out≤TRing≤ 40 DEG C, and during certain time, single-chip microcomputer
130 control leakage protecting plugs 120 close.
It should also be noted that, the inner bag temperature T of foregoing descriptionIt is interiorWith leaving water temperature TGo out, or inner bag temperature TIt is interior, leaving water temperature
TGo out, ambient temperature TRingAnd inner bag head temperature TTopIt is only a kind of example to meet Rule of judgment, can do phase according to being actually needed
It should adjust, it is fixed to be not limited thereto.
Second embodiment
Fig. 2 is refer to, the functional module of the control system of electric water heater 100 provided by the utility model second embodiment
Figure.Compared with first embodiment, the difference for the control system of electric water heater 100 that second embodiment is provided is：It is described
Control system of electric water heater 100 also includes water flow sensor 180, the water flow sensor 180 and the electricity of single-chip microcomputer 130
Connection, the water flow sensor 180 is preferably disposed on the inlet pipeline or outlet pipeline of the electric heater, for detecting
Whether there is water-flow signal to obtain testing result.The single-chip microcomputer 130 is described for being detected in the water flow sensor 180
The leakage protecting plug 120 is controlled to disconnect during water-flow signal, the single-chip microcomputer 130 is additionally operable in the water flow sensor
180 control the leakage protecting plug 120 to close when being not detected by the water-flow signal, so as to which intelligently control electric heater leads to
Water powers off and energization of cutting off the water supply.
In the present embodiment, the water flow sensor 180 is mainly by valve body, water flow rotor component and Hall element group
Into when user opens water valve, current flow through water flow sensor 180, drive magnet rotor to rotate, Hall element output telecommunications
Number, single-chip microcomputer 130 detects that electric signal is rear, and control leakage protecting plug 120 disconnects.
It is appreciated that the control system of electric water heater 100 that the present embodiment provides is in actual use, single-chip microcomputer 130 can lead to
Water-flow signal, inner bag temperature and the leaving water temperature for crossing detection realize the function of electric heater water outlet power-off and energization of cutting off the water supply, i.e.,
Ensure that electric heater timely can be powered and power off by dual signal.
Specifically, inner bag temperature and the water outlet of water-flow signal and the reading of single-chip microcomputer 130 are detected in water flow sensor 180
When temperature meets that the first preparatory condition at least one situation occurs, single-chip microcomputer 130 is then by isolating communication module 160 to the leakage
Electric protection plug 120 sends cut-offing instruction so that the leakage protecting plug 120 disconnects.In other words, even if being passed in water-carrying capacity
Sensor 180 breaks down when can not detect water-flow signal, and single-chip microcomputer 130 is by judging that inner bag temperature and leaving water temperature meet the
Control leakage protecting plug 120 to disconnect during one preparatory condition, avoid user from using water under electric heater working condition.Meanwhile should
Single-chip microcomputer 130 does not detect water-flow signal when will record last time power-off, and water flow sensor 180 is likely to occur failure.
Similarly, when the water flow sensor 180 is not detected by water-flow signal or the inner bag temperature and the water outlet
When temperature meets the second preparatory condition, the single-chip microcomputer 130 sends electrical instruction so that described to the leakage protecting plug 120
Leakage protecting plug 120 closes.It should be appreciated that now if water flow sensor 180 has broken down, single-chip microcomputer 130 is then
Judged according to inner bag temperature with leaving water temperature.
3rd embodiment
Fig. 3 is refer to, the functional module of the control system of electric water heater 100 provided by the utility model 3rd embodiment
Figure.Compared with second embodiment, the difference for the control system of electric water heater 100 that 3rd embodiment is provided is：It is described
Control system of electric water heater 100 also includes power detecting module 190, the power detecting module 190 and the power module
110th, the single-chip microcomputer 130 electrically connects；The single-chip microcomputer 130 is additionally operable to detect by the power detecting module 190 described
Leakage protecting plug 120 disconnects or closed.For example, when single-chip microcomputer 130 by isolate communication module 160 send cut-offing instruction or
After person's electrical instruction, do not ensure that leakage protecting plug 120 really disconnects or closed now.Therefore, single-chip microcomputer 130 needs
Go to detect the power supply state of power module 110 by power detecting module 190, if power module 110 is in discharge condition
It can determine that leakage protecting plug 120 disconnects, leakage protecting plug 120 can determine that if power module 110 is in charged state
Closure.If single-chip microcomputer 130 is interior for a period of time in transmission cut-offing instruction, is not detected by leakage protecting plug 120 and disconnects, then can be again
Secondary transmission cut-offing instruction, until detecting that leakage protecting plug 120 disconnects；Similarly, if single-chip microcomputer 130 is sending electrical instruction
In a period of time, it is not detected by leakage protecting plug 120 and closes, then can send electrical instruction again, until detects that electric leakage is protected
Shield plug 120 closes.Preferably, send cut-offing instruction in progress pre-determined number or electrical instruction can not be detected correspondingly
When leakage protecting plug 120 disconnects or closed, single-chip microcomputer 130 can carry out fault alarm prompting user electric heater and event occurs
Barrier.
Further, the control system of electric water heater 100 may also include display screen 101, the display screen 101 with it is described
Single-chip microcomputer 130 electrically connects.The display screen 101 can be used for showing above-mentioned fault alarm, to remind user to need to electric hot water
Device is overhauled.In addition, when not detecting water-flow signal when single-chip microcomputer 130 records last time power-off, pass through control display screen
101 display water flow sensors 180 are likely to occur failure to prompt user to change in time.
Fourth embodiment
Fig. 4 is refer to, the structural representation of the electric heater 200 provided by the utility model fourth embodiment.The electricity
Water heater 200 includes what electric heater 210, inner bag 220, outlet pipeline 230, inlet pipeline 240 and 3rd embodiment were provided
Control system of electric water heater 100, the control system of electric water heater 100 electrically connect with the electric heater 210, wherein, electric heater
The particular content of control system 100 can refer to the description of 3rd embodiment.The first temperature in the control system of electric water heater 100
Sensor 140 is arranged in the inner bag 220, and second temperature sensor 150 is arranged in the outlet pipeline 230, water-carrying capacity sensing
Device 180 is installed in outlet pipeline 230 or inlet pipeline 240.(there are current to flow through water outlet when 200 water flowing of electric heater
Pipeline 230 and inlet pipeline 240), the single-chip microcomputer 130 in the control system of electric water heater 100 can control leakage protecting plug 120
Disconnect so that electric heater 200 powers off, be stopped, (i.e. no current flow through outlet pipeline when electric heater 200 is cut off the water supply
230 and inlet pipeline 240), the single-chip microcomputer 130 in the control system of electric water heater 100 can control leakage protecting plug 120 to close
So that the energization work of electric heater 200.
In summary, the control system of electric water heater that the utility model embodiment is provided includes power module, electric leakage is protected
Protect plug, single-chip microcomputer, the first temperature sensor and second temperature sensor, the power module, leakage protecting plug, the first temperature
Spend sensor and the second temperature sensor with the monolithic mechatronics, the power module also with the earth leakage protective
Plug is electrically connected, and first temperature sensor is arranged in the inner bag of the electric heater, and the second temperature sensor is set
Put the outlet pipeline in the electric heater；The power module is used to charge when the leakage protecting plug closes, and
Discharged when the leakage protecting plug disconnects；First temperature sensor is used for the inner bag temperature for detecting the electric heater
Degree, the second temperature sensor are used for the leaving water temperature for detecting the electric heater；The single-chip microcomputer is used to read in described
Courage temperature and the leaving water temperature, and control the leakage protecting plug to disconnect according to the inner bag temperature and the leaving water temperature
Or closure.The control system of electric water heater realizes electric heating by controlling leakage protecting plug three extremely to disconnect and close automatically
Hydrophone water outlet powers off, and user stops being powered with water power water heater, ensure that the safe bathing of user.In addition, examined by temperature
The mode of survey realizes the power on/off of electric heater, in the case where water flow sensor breaks down, remains to timely and accurately do
Go out to judge, cut-out leakage protecting plug three pole, and inform that user's water flow sensor breaks down.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
Individual entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operate it
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Cover including for nonexcludability, so that process, method, article or equipment including a series of elements not only include those
Key element, but also the other element including being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element in the process including the key element, method, article or equipment also be present.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.It should be noted that
Arrive：Similar label and letter represents similar terms in following accompanying drawing, therefore, once determined in a certain Xiang Yi accompanying drawing
Justice, then it further need not be defined and explained in subsequent accompanying drawing.
Claims (10)
1. a kind of control system of electric water heater, applied to electric heater, it is characterised in that the control system of electric water heater includes
Power module, leakage protecting plug, single-chip microcomputer, the first temperature sensor and second temperature sensor, the power module, electric leakage
Protect plug, the first temperature sensor and the second temperature sensor with the monolithic mechatronics, the power module
Also electrically connected with the leakage protecting plug, first temperature sensor is arranged in the inner bag of the electric heater, described
Second temperature sensor is arranged on the outlet pipeline of the electric heater；
The power module is used to charge when the leakage protecting plug closes, and when the leakage protecting plug disconnects
Electric discharge；
First temperature sensor is used for the inner bag temperature for detecting the electric heater, and the second temperature sensor is used to examine
Survey the leaving water temperature of the electric heater；
The single-chip microcomputer is used to read the inner bag temperature and the leaving water temperature, and according to the inner bag temperature and the water outlet
Leakage protecting plug described in temperature control disconnects or closure.
2. control system of electric water heater as claimed in claim 1, it is characterised in that the single-chip microcomputer is used to work as the inner bag temperature
When degree meets the first preparatory condition with the leaving water temperature, cut-offing instruction is sent so that the electric leakage to the leakage protecting plug
Plug is protected to disconnect.
3. control system of electric water heater as claimed in claim 1, it is characterised in that the single-chip microcomputer is used to work as the inner bag temperature
When degree meets the second preparatory condition with the leaving water temperature, electrical instruction is sent so that the electric leakage to the leakage protecting plug
Protect plug closure.
4. control system of electric water heater as claimed in claim 1, it is characterised in that the control system of electric water heater also includes
Water flow sensor, the water flow sensor and the monolithic mechatronics, the water flow sensor are arranged at the electricity
The inlet pipeline or outlet pipeline of water heater, for detecting whether there is water-flow signal, the single-chip microcomputer is used in the current
Quantity sensor controls the leakage protecting plug to disconnect when detecting the water-flow signal, the single-chip microcomputer is additionally operable in the water
Flow sensor controls the leakage protecting plug to close when being not detected by the water-flow signal.
5. control system of electric water heater as claimed in claim 1, it is characterised in that the control system of electric water heater also includes
Isolate communication module, the isolation communication module electrically connects with the leakage protecting plug, the single-chip microcomputer.
6. control system of electric water heater as claimed in claim 1, it is characterised in that the control system of electric water heater also includes
Power detecting module, the power detecting module electrically connect with the power module, the single-chip microcomputer；The single-chip microcomputer is also used
Disconnected or closure in passing through the power detecting module and detecting the leakage protecting plug.
7. control system of electric water heater as claimed in claim 1, it is characterised in that the power module is battery or farad
Electric capacity.
8. control system of electric water heater as claimed in claim 1, it is characterised in that the control system of electric water heater also includes
Display screen, the display screen and the monolithic mechatronics.
9. control system of electric water heater as claimed in claim 1, it is characterised in that the electric heater includes electric heater,
The control system of electric water heater also includes the first relay and the second relay, and one end of the electric heater passes through described
One relay electrically connects with the live wire electrode of the leakage protecting plug, and the other end of the electric heater passes through second relay
Device electrically connects with the neutral line electrode of the leakage protecting plug.
10. a kind of electric heater, it is characterised in that the electric heater includes the electric heating as described in claim any one of 1-9
Hydrophone control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720888106.9U CN206919427U (en) | 2017-07-20 | 2017-07-20 | Control system of electric water heater and electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720888106.9U CN206919427U (en) | 2017-07-20 | 2017-07-20 | Control system of electric water heater and electric heater |
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| Publication Number | Publication Date |
|---|---|
| CN206919427U true CN206919427U (en) | 2018-01-23 |
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ID=61348215
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720888106.9U Active CN206919427U (en) | 2017-07-20 | 2017-07-20 | Control system of electric water heater and electric heater |
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| Country | Link |
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| CN (1) | CN206919427U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152788A (en) * | 2017-07-20 | 2017-09-12 | 广东万家乐燃气具有限公司 | Control system of electric water heater and electric heater |
| CN108548329A (en) * | 2018-06-21 | 2018-09-18 | 广东万家乐燃气具有限公司 | Water heater control system and water heater |
| CN108548329B (en) * | 2018-06-21 | 2024-06-04 | 广东万家乐燃气具有限公司 | Water heater control system and water heater |
-
2017
- 2017-07-20 CN CN201720888106.9U patent/CN206919427U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152788A (en) * | 2017-07-20 | 2017-09-12 | 广东万家乐燃气具有限公司 | Control system of electric water heater and electric heater |
| CN107152788B (en) * | 2017-07-20 | 2022-09-02 | 广东万家乐燃气具有限公司 | Electric water heater control system and electric water heater |
| CN108548329A (en) * | 2018-06-21 | 2018-09-18 | 广东万家乐燃气具有限公司 | Water heater control system and water heater |
| CN108548329B (en) * | 2018-06-21 | 2024-06-04 | 广东万家乐燃气具有限公司 | Water heater control system and water heater |
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