CN106969505A - A kind of electric heater earth leakage protective device - Google Patents
A kind of electric heater earth leakage protective device Download PDFInfo
- Publication number
- CN106969505A CN106969505A CN201710232646.6A CN201710232646A CN106969505A CN 106969505 A CN106969505 A CN 106969505A CN 201710232646 A CN201710232646 A CN 201710232646A CN 106969505 A CN106969505 A CN 106969505A
- Authority
- CN
- China
- Prior art keywords
- module
- electric heater
- intelligent terminal
- smart jack
- sensor module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control For Baths (AREA)
Abstract
The present invention discloses a kind of electric heater earth leakage protective device, including：Outer sensor module, intelligent terminal and smart jack, the smart jack is arranged in electric heater supply line and communicated with outer sensor module, intelligent terminal, and the instruction that smart jack feeds back according to outer sensor module or intelligent terminal disconnects, closure electric heater supply line；The intelligent terminal communicates with outer sensor module, for monitoring, controlling the working condition of outer sensor module.The present invention is by setting intelligent terminal, and intelligent terminal is communicated with smart jack, outer sensor module, remote control can be realized by intelligent terminal and mode of operation, the power on/off of smart jack are set, the running parameter of outer sensor module can be adjusted according to actual conditions simultaneously, the erroneous judgement of outer sensor module is avoided, and selectively controls being turned on and off for outer sensor module.
Description
Technical field
Filled the present invention relates to electrical water heater electric security technology area, more particularly to a kind of electric heater with earth leakage protective
Put.
Background technology
Electric heater is a kind of water heater heated using electricity as the energy.China has many causes to use electric heating every year
Human casualty accident caused by hydrophone, to find out its cause, most of is all due to (the no ground wire or ground caused by environment electric leakage
The phenomenon such as line failure, ground wire electrification, running water pipe be powered).
One Publication No. CN205373068U Chinese utility model patent discloses a kind of based on rpyroelectric infrared detection
Electric water heater leakage protection device, including intelligent detection device and smart jack, the intelligent detection device includes pyroelectricity
Infrared detection module, fingerprint identification module, wireless transmitter module and low pressure detection module, the smart jack include wireless receiving module, voltage zero-cross
Detection module and double relay switch module.When people enters bathroom, the thermal infrared signal that intelligent detection device detection human body is sent
And wireless signal is sent to smart jack, smart jack is received after wireless signal, simultaneously switched off detecting line voltage zero passage
The zero line and live wire of water heater, it is ensured that water heater is fully powered-off, prevent electric heater electric leakage accident, when people leaves the timing of bathroom one
Between after the automatic electric heater that recovers power.
The applicant applies for that a kind of electric heater water outlet power-off and earth leakage protective device, including water mixing valve and intelligence power-off are inserted
Seat；Water flow sensor is provided with water mixing valve, single-chip microcomputer is connected with water flow sensor, and be connected with single-chip microcomputer
Power module and first communication module；The intelligent power off socket is arranged in electric heater supply line, and according to water-carrying capacity
Signal control pin, pin base contact or the disengagement of sensor feedback.
In the prior art, by increasing sensor assembly and smart jack, though oneself of the pole of electric heater power supply three can be realized
Dynamic circuit breaker is opened, it is ensured that user's bathing safety.But because the running parameter of sensor assembly is all pre-set, sensor die
Block is easily judged by accident, influences the normal work of electric heater.Such as, in electric heater normal heating process, because personnel's
Walking about causes electric heater to be surprisingly stopped.Again such as, unexpected turbulent water causes electric heater to be stopped.
The content of the invention
For problems of the prior art, it is an object of the invention to provide a kind of precise control, sensor assembly
Running parameter electric heater earth leakage protective device easy to adjust.
To achieve the above objectives, the present invention is adopted the following technical scheme that.
A kind of electric heater earth leakage protective device, including：Outer sensor module, intelligent terminal and smart jack, institute
Smart jack is stated in electric heater supply line and is communicated with outer sensor module, intelligent terminal, smart jack root
The instruction fed back according to outer sensor module or intelligent terminal disconnects, closure electric heater supply line；The intelligent terminal with
Outer sensor module communicates, for monitoring, controlling the working condition of outer sensor module.
As with improvement, the smart jack, intelligent terminal are all connected with a WiFi clouds, and electric energy is provided with smart jack
Metering module, electric energy metering module calculates the power of electric heater and is uploaded to WiFi clouds in real time, and the intelligent terminal passes through
WiFi clouds check the electric flux consumption record of electric heater.
As with improvement, the outer sensor module is connected with WiFi clouds, and the intelligent terminal is checked by WiFi clouds
The working condition of outer sensor module.
As with improvement, the smart jack possesses clock module, and the clock module is connected with electrical apparatus release；At intelligent end
End was set after the reservation opening time, and smart jack can regularly switch on and off the power supply of household electrical appliance.
As with improvement, the smart jack includes：Housing, is arranged on pin base and pin in housing, control pin,
The electrical apparatus release that pin base is contacted or disengaged, and reduction voltage circuit, electric-leakage detection circuit and the first WiFi moulds being connected with electrical apparatus release
Block；The electrical apparatus release is connected with electric heater supply line by reduction voltage circuit, detects smart jack by electric-leakage detection circuit
The curtage of the live wire of current output terminal zero and ground wire, and the signal fed back according to electric-leakage detection circuit controls pin, pin
Seated connection is touched or disengaged.
As with improvement, the current that the outer sensor module includes installed in electric water heater inlet end or water side are passed
Sensor module；The water flow sensing unit module includes：Single-chip microcomputer, the Water flow detector being connected with single-chip microcomputer, power module and
Second WiFi module；The Water flow detector includes：Housing, the guide shell in housing, in guide shell
Magnet rotor, and the Hall element corresponding with magnet rotor outside housing, the Hall element are connected with single-chip microcomputer.
As with improvement, the running parameter of water flow sensing unit module is set by intelligent terminal, when water flow sensing unit module
When the water-carrying capacity of feedback is more than 1L/min, the pole of smart jack deenergization three, when the water-flow signal of water flow sensing unit module feedback
After continuous disappearance 5min, smart jack automatically resets energization.
As with improvement, the outer sensor module includes the human body sensor mould being arranged in bathroom gondola water faucet
Block；The human body sensor module includes：Housing, the human body detection sensor being arranged in housing, single-chip microcomputer, power supply mould
Block and the 3rd WiFi module, the single-chip microcomputer receive the signal of human body detection sensor feedback and launched by the 3rd WiFi module
Go out, the power module is single-chip microcomputer, the 3rd WiFi module is powered；Opening is provided with housing, lens are provided with opening,
The signal detection end of the human body detection sensor and lens are just right.
As with improvement, the power module is battery or farad capacitor and charge-discharge circuit, the electric energy of power module by
Water flow generator or photocell are provided.
As with improvement, the intelligent terminal is smart mobile phone, tablet personal computer or laptop computer.
The beneficial effects of the invention are as follows：
First, by setting intelligent terminal, and intelligent terminal is made to be communicated with smart jack, outer sensor module, Ke Yitong
Cross intelligent terminal to realize remote control and set mode of operation, the power on/off of smart jack, while can be adjusted according to actual conditions
The running parameter of whole outer sensor module, it is to avoid the erroneous judgement of outer sensor module, and selectively control outer sensor
Module is turned on and off.
2nd, by setting clock module in smart jack, reservation opening time, intelligence can be set in intelligent terminal
Socket can regularly be switched on or switched off the power supply of household electrical appliance.
3rd, by setting electric energy metering module in smart jack, and smart jack is connected with WiFi clouds, can counted in real time
Calculate the power of household electrical appliance and be uploaded to high in the clouds, the convenient consumption record that electric flux is checked by intelligent terminals such as mobile phones.
Brief description of the drawings
Fig. 1 show the earth leakage protective device structural representation that the present invention is provided.
Fig. 2 show water flow sensing unit modular structure schematic diagram.
Fig. 3 show human body sensor modular structure schematic diagram.
Fig. 4 show smart jack structural representation.
Description of reference numerals：
1：Outer sensor module, 2：Intelligent terminal, 3：Smart jack, 4：WiFi clouds, 5：Electric heater.
1-1：Water flow sensing unit module, 1-2：Human body sensor module.
1-1-1：Housing, 1-2-2：Guide shell, 1-1-3：Magnet rotor, 1-1-4：Hall element.
1-2-1：Housing, 1-2-2：Human body detection sensor, 1-2-3：Lens.
Embodiment
The essence of the present invention is more fully understood for convenience of those skilled in the art, below in conjunction with the accompanying drawings to the specific of the present invention
Embodiment is described in detail.
As shown in figure 1, a kind of electric heater earth leakage protective device, including：Outer sensor module 1, intelligent terminal 2,
Smart jack 3 and WiFi clouds 4, the smart jack 3 be arranged on electric heater 5 supply line on and with outer sensor mould
Block 1, intelligent terminal 2 communicate, and the instruction that smart jack 3 feeds back according to outer sensor module 1 or intelligent terminal 2 disconnects, closure
The supply line of electric heater 5.
Wherein, the smart jack 3, intelligent terminal 2 are all connected with WiFi clouds 4, and electric energy metrical is provided with smart jack 3
Module, electric energy metering module calculates the power of electric heater 5 and is uploaded to WiFi clouds 4 in real time, and the intelligent terminal 2 passes through WiFi
Cloud checks the electric flux consumption record of electric heater 5.
The outer sensor module 1 is also connected with WiFi clouds 4, and the intelligent terminal checks external sensing by WiFi clouds
The working condition of device module.
The outer sensor module 1 includes the water flow sensing unit module 1-1 and installation installed in the water inlet end of electric heater 5
Human body sensor module 1-2 in bathroom gondola water faucet.
As shown in Fig. 2 the water flow sensing unit module 1-1 includes：Single-chip microcomputer, the current detection dress being connected with single-chip microcomputer
Put, power module and WiFi module.The Water flow detector includes：Housing 1-1-1, the water conservancy diversion in housing 1-1-1
Cylinder 1-1-2, the magnet rotor 1-1-3 in guide shell 1-1-2, and outside housing 1-1-1 with magnet rotor 1-
1-3 corresponding Hall element 1-1-4, the Hall element 1-1-4 are connected with single-chip microcomputer.As for Hall element 1-1-4 and monolithic
The specific connected mode of machine, and the specific connected mode of power module, WiFi module and single-chip microcomputer is all known technology, here
Repeat no more.
When having current to flow through Water flow detector and meeting threshold flow size, 1-1 is through WiFi for water flow sensing unit module
Module is communicated with smart jack, and the pole of smart jack three disconnects, and realizes water outlet power down function.Further, set by intelligent terminal 3
Water flow sensing unit module 1-1 running parameter is put, when the water-carrying capacity of water flow sensing unit module feedback is more than 1L/min, intelligence is inserted
Seat deenergization three pole, after the water-flow signal continuously disappearance 5min of water flow sensing unit module feedback, smart jack automatically resets
It is powered.
As shown in figure 3, the human body sensor module 1-2 includes：Housing 1-2-1, it is arranged in housing 1-2-1
Human body detection sensor 1-2-2, single-chip microcomputer, power module and WiFi module, the single-chip microcomputer receive human body detection sensor 1-
The signal of 2-2 feedbacks is simultaneously launched by WiFi module, and the power module is single-chip microcomputer, WiFi module is powered.In housing
1-2-1 be provided with opening, in opening be provided with lens 1-2-3, the signal detection end of the human body detection sensor 1-2-2 with thoroughly
Mirror 1-2-3 is just right.It can be selected as pyroelectric sensor or infrared temperature sensing as specific human body detection sensor 1-2-3
Device, can be selected as battery or farad capacitor and charge-discharge circuit, the electric energy of power module is by generating power by water current as power module
Machine or photocell are provided.The connected mode of human body detection sensor and single-chip microcomputer, and power module, WiFi module and single-chip microcomputer
Specific connected mode all be known technology, repeat no more here.
When human body sensor module 1-2 is in excitation state, state can be sent to by intelligence by communication module and inserted
Seat, smart jack is confirmed whether the pole of power supply three for needing to cut off household electrical appliance after judging, human body sensor module 1-2 continues
The change of external working environment is detected, after excitation state is released, correlation behavior is sent to intelligence by human body sensor module 1-2
Can socket, smart jack automatically resets energization.
As shown in figure 4, the smart jack 3 includes：Housing 3-1, is arranged on pin base 3-2 and pin in housing 3-1
3-3, control pin 3-3, pin base 3-2 contacts or the electrical apparatus release 3-4 disengaged, and the reduction voltage circuit being connected with electrical apparatus release 3-4
3-5, electric-leakage detection circuit 3-6 and WiFi module 3-7.The electrical apparatus release 3-4 passes through reduction voltage circuit 3-5 and electric heater supply lines
Road connection, the curtage by the live wire of electric-leakage detection circuit 3-6 detection smart jacks current output terminal zero and ground wire, and root
Signal control pin, pin base contact or the disengagement fed back according to electric-leakage detection circuit.
The electric-leakage detection circuit 3-6 protects control system (such as single-chip microcomputer) by electromagnetic induction coil and leakage and constituted, electromagnetism sense
Coil Detector is answered to flow through the curtage of zero live wire and ground wire, when household electrical appliance leak electricity, electromagnetic induction coil output
Electric signal protects control system to leakage, and leakage makes electrical apparatus release thread off after protecting control system processing by drive circuit, Domestic electric appliances power source
Three poles disconnect, and protect human-body safety.
Further, the smart jack is also equipped with clock module, after intelligent terminal sets the reservation opening time, intelligence
Energy socket can regularly switch on and off the power supply of electric heater.The outer sensor module has fault cues function, external
Sensor module, if receiving the confirmation instruction that smart jack is beamed back, represents that electrical apparatus release is threaded off into after cut-offing instruction is sent
Work(, if outer sensor module, which is sent, does not receive confirmation instruction after cut-offing instruction, when outer sensor module continues to send one section
Between instruct, if do not receive confirmation instruction, it is likely that there is communication failure or electrical apparatus release failure, outer sensor module is sent
Sound or light cue user malfunction.
A kind of electric heater earth leakage protective device that the present embodiment is provided, its operation principle is as follows：
1) normal power cord is inserted on smart jack, when opening water flow sensing unit module, and current drive Water flow detector
Work, Water flow detector sends cut-offing instruction by communication module to smart jack cuts off the pole of electric heater power supply three, protects
Demonstrate,prove user security bathing.Close after water flow sensing unit module, Water flow detector stops output signal, control system sends adhesive
Instruct to smart jack, the pole of smart jack three closure, connect water heater power supply, make water heater normal work.
2) normal power cord is inserted on intelligent power off socket, and human body sensor module is arranged on bathroom gondola water faucet annex
Interior, when human body is close to gondola water faucet, human body detection sensor is excited, and sends cut-offing instruction to smart jack, makes electric heater three
Pole disconnects, it is ensured that user security bathing.After the completion of user's bathing, human body detection sensor detects human body and left, and sends adhesive
Instruct to smart jack, the pole of smart jack three closure, connect water heater power supply, make water heater normal work.
The essence of the present invention is described in detail above embodiment, but can not be come with this to the present invention's
Protection domain is limited.It should be evident that under the enlightenment of essence of the invention, the art those of ordinary skill can also enter
The many improvement of row and modification, such as be defined to smart mobile phone, tablet personal computer or laptop computer by intelligent terminal.Such as use relay again
Device replaces electrical apparatus release, or replaces water flow sensing unit etc. with water flow switch.It should be noted that these are improved and modification all falls
Within the claims of the present invention.
Claims (10)
1. a kind of electric heater earth leakage protective device, including：Outer sensor module, intelligent terminal and smart jack, it is described
Smart jack be arranged on electric heater supply line on and communicated with outer sensor module, intelligent terminal, smart jack according to
The instruction of outer sensor module or intelligent terminal feedback disconnects, closure electric heater supply line；The intelligent terminal with it is outer
Sensor assembly communication is put, for monitoring, controlling the working condition of outer sensor module.
2. a kind of electric heater earth leakage protective device according to claim 1, it is characterised in that the smart jack,
Intelligent terminal is all connected with a WiFi clouds, and electric energy metering module is provided with smart jack, and electric energy metering module calculates electricity in real time
The power of water heater is simultaneously uploaded to WiFi clouds, and the intelligent terminal is checked that the electric flux of electric heater is consumed by WiFi clouds and remembered
Record.
3. a kind of electric heater earth leakage protective device according to claim 2, it is characterised in that the outer sensor
Module is connected with WiFi clouds, and the intelligent terminal checks the working condition of outer sensor module by WiFi clouds.
4. a kind of electric heater earth leakage protective device according to claim 1, it is characterised in that the smart jack tool
Standby clock module, the clock module is connected with electrical apparatus release；After intelligent terminal sets the reservation opening time, smart jack can
Timing switches on and off the power supply of household electrical appliance.
5. a kind of electric heater earth leakage protective device according to claim 1, it is characterised in that the smart jack bag
Include：Housing, is arranged on pin base and pin in housing, controls pin, pin base contact or the electrical apparatus release disengaged, and with taking off
Detain reduction voltage circuit, electric-leakage detection circuit and the first WiFi module of device connection；The electrical apparatus release passes through reduction voltage circuit and electric hot water
The connection of device supply line, electric current or electricity by the live wire of electric-leakage detection circuit detection smart jack current output terminal zero and ground wire
Pressure, and the signal fed back according to electric-leakage detection circuit controls pin, pin base to contact or disengage.
6. a kind of electric heater earth leakage protective device according to claim 1, it is characterised in that the outer sensor
Module includes the water flow sensing unit module installed in electric water heater inlet end or water side；The water flow sensing unit module includes：
Single-chip microcomputer, the Water flow detector being connected with single-chip microcomputer, power module and the second WiFi module；The Water flow detector bag
Include：Housing, the guide shell in housing, the magnet rotor in guide shell, and outside housing and magnetic
The corresponding Hall element of rotor, the Hall element is connected with single-chip microcomputer.
7. a kind of electric heater earth leakage protective device according to claim 6, it is characterised in that set by intelligent terminal
The running parameter of water flow sensing unit module is put, when the water-carrying capacity of water flow sensing unit module feedback is more than 1L/min, smart jack
The pole of deenergization three, after the water-flow signal continuously disappearance 5min of water flow sensing unit module feedback, smart jack automatically resets logical
Electricity.
8. a kind of electric heater earth leakage protective device according to claim 1, it is characterised in that the outer sensor
Module includes the human body sensor module being arranged in bathroom gondola water faucet；The human body sensor module includes：Housing,
Human body detection sensor, single-chip microcomputer, power module and the 3rd WiFi module in housing are arranged on, the single-chip microcomputer receives human body
The signal of detection sensor feedback is simultaneously launched by the 3rd WiFi module, and the power module is single-chip microcomputer, the 3rd WiFi
Module for power supply；On housing be provided with opening, in opening be provided with lens, the signal detection end of the human body detection sensor with thoroughly
Mirror is just right.
9. a kind of electric heater earth leakage protective device according to claim 6 or 8, it is characterised in that the power supply mould
Block is battery or farad capacitor and charge-discharge circuit, and the electric energy of power module is provided by water flow generator or photocell.
10. a kind of electric heater earth leakage protective device according to claim 1, it is characterised in that the intelligent terminal
For smart mobile phone, tablet personal computer or laptop computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710232646.6A CN106969505A (en) | 2017-04-11 | 2017-04-11 | A kind of electric heater earth leakage protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710232646.6A CN106969505A (en) | 2017-04-11 | 2017-04-11 | A kind of electric heater earth leakage protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106969505A true CN106969505A (en) | 2017-07-21 |
Family
ID=59335962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710232646.6A Pending CN106969505A (en) | 2017-04-11 | 2017-04-11 | A kind of electric heater earth leakage protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106969505A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289637A (en) * | 2017-08-01 | 2017-10-24 | 广东万家乐燃气具有限公司 | Without electric cleaning control system and method |
| CN110530032A (en) * | 2019-07-24 | 2019-12-03 | 广东万家乐燃气具有限公司 | A kind of Intelligent bathroom control system based on electric heater |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02197756A (en) * | 1989-01-27 | 1990-08-06 | Matsushita Electric Ind Co Ltd | Remote controlled electric water heater |
| JP2004251479A (en) * | 2003-02-18 | 2004-09-09 | Nippon Itomic Co Ltd | Water heater controller, portable terminal for operating water heater controller and water heater controller operation system |
| CN201853900U (en) * | 2010-07-07 | 2011-06-01 | 江苏科技大学 | Power socket device used for electric water heater |
| CN204513789U (en) * | 2014-12-19 | 2015-07-29 | 浙江大学 | A kind of SCM Based electric heater intelligent environment protection device |
| CN205373068U (en) * | 2016-01-15 | 2016-07-06 | 杨如专 | Electric water heater earthleakage protective equipment based on electric infrared detection is released to heat |
| CN105972832A (en) * | 2016-07-05 | 2016-09-28 | 广东万家乐燃气具有限公司 | Electric water heater water output power-off control system capable of preventing misoperation |
| CN205747519U (en) * | 2016-05-07 | 2016-11-30 | 广东万家乐燃气具有限公司 | A kind of electric heater controlling leakage protecting plug break-make based on Remote |
| CN106440393A (en) * | 2016-12-02 | 2017-02-22 | 余姚市嘉荣电子电器有限公司 | Intelligent effluent outage control system and method |
| CN106482354A (en) * | 2016-11-28 | 2017-03-08 | 广东万家乐燃气具有限公司 | A kind of electric heater water outlet power-off and earth leakage protective device |
| CN206060170U (en) * | 2016-09-01 | 2017-03-29 | 高翔凌 | Earth leakage circuit breaker |
-
2017
- 2017-04-11 CN CN201710232646.6A patent/CN106969505A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02197756A (en) * | 1989-01-27 | 1990-08-06 | Matsushita Electric Ind Co Ltd | Remote controlled electric water heater |
| JP2004251479A (en) * | 2003-02-18 | 2004-09-09 | Nippon Itomic Co Ltd | Water heater controller, portable terminal for operating water heater controller and water heater controller operation system |
| CN201853900U (en) * | 2010-07-07 | 2011-06-01 | 江苏科技大学 | Power socket device used for electric water heater |
| CN204513789U (en) * | 2014-12-19 | 2015-07-29 | 浙江大学 | A kind of SCM Based electric heater intelligent environment protection device |
| CN205373068U (en) * | 2016-01-15 | 2016-07-06 | 杨如专 | Electric water heater earthleakage protective equipment based on electric infrared detection is released to heat |
| CN205747519U (en) * | 2016-05-07 | 2016-11-30 | 广东万家乐燃气具有限公司 | A kind of electric heater controlling leakage protecting plug break-make based on Remote |
| CN105972832A (en) * | 2016-07-05 | 2016-09-28 | 广东万家乐燃气具有限公司 | Electric water heater water output power-off control system capable of preventing misoperation |
| CN206060170U (en) * | 2016-09-01 | 2017-03-29 | 高翔凌 | Earth leakage circuit breaker |
| CN106482354A (en) * | 2016-11-28 | 2017-03-08 | 广东万家乐燃气具有限公司 | A kind of electric heater water outlet power-off and earth leakage protective device |
| CN106440393A (en) * | 2016-12-02 | 2017-02-22 | 余姚市嘉荣电子电器有限公司 | Intelligent effluent outage control system and method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289637A (en) * | 2017-08-01 | 2017-10-24 | 广东万家乐燃气具有限公司 | Without electric cleaning control system and method |
| CN110530032A (en) * | 2019-07-24 | 2019-12-03 | 广东万家乐燃气具有限公司 | A kind of Intelligent bathroom control system based on electric heater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105972832B (en) | Electric water heater water outlet power-off control system capable of preventing misoperation | |
| CN106482354A (en) | A kind of electric heater water outlet power-off and earth leakage protective device | |
| CN105910291B (en) | A kind of control system of electric water heater intelligently powered off | |
| CN202938515U (en) | Water heater automatic power-off protective device | |
| CN105627580B (en) | A kind of electric water heater leakage protection system and electric heater | |
| CN207265721U (en) | A kind of safety device of electric heater with self-powered function | |
| CN106969505A (en) | A kind of electric heater earth leakage protective device | |
| CN206291500U (en) | A kind of electric heater water outlet power-off and earth leakage protective device | |
| CN105135691A (en) | Electric water heater intelligent control system | |
| CN206817772U (en) | A kind of electric heater earth leakage protective device | |
| CN106839445A (en) | A kind of electric heater control system of switching on or off electricity system | |
| CN205783850U (en) | A kind of control system of electric water heater of intelligence power-off | |
| CN108375196A (en) | A kind of leakage protection system of water outlet power-off | |
| CN106911176A (en) | A kind of safety device of electric heater with self-powered function | |
| CN205909536U (en) | Electric water heater who prevents malfunction goes out water electrical shutoff control system | |
| CN206670081U (en) | A kind of electric heater control system of switching on or off electricity system | |
| CN206919423U (en) | A kind of safety device with semiconductor temperature differential generating | |
| CN201048208Y (en) | Intelligent safety power supply socket | |
| CN206291498U (en) | A kind of electric heater current power-off control system | |
| CN207039166U (en) | A kind of pole power-off system of electric heater three with human body infrared sensing | |
| CN208767774U (en) | Super bath controller with earth leakage protective device | |
| CN106981786A (en) | A kind of Intelligent energy-saving socket | |
| CN202919948U (en) | Automatic power-off device for water dispenser | |
| CN202960125U (en) | Heating and refrigerating control device of water dispenser | |
| CN208042533U (en) | A kind of control system of electric water heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170721 |
|
| RJ01 | Rejection of invention patent application after publication |