CN105627580A - Earth leakage protection system for electric water heater and electric water heater - Google Patents
Earth leakage protection system for electric water heater and electric water heater Download PDFInfo
- Publication number
- CN105627580A CN105627580A CN201610133358.0A CN201610133358A CN105627580A CN 105627580 A CN105627580 A CN 105627580A CN 201610133358 A CN201610133358 A CN 201610133358A CN 105627580 A CN105627580 A CN 105627580A
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- Prior art keywords
- water heater
- electric water
- leakage protection
- power supply
- protection system
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- 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
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- 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)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses an earth leakage protection system for an electric water heater. The earth leakage protection system comprises a control system, a temperature sensor, a display and an earth leakage protection plug, wherein the temperature sensor, the display and the earth leakage protection plug are connected with the control system; and the control system is used for processing a signal fed back by the temperature sensor and displaying the signal on the display. The earth leakage protection system is characterized in that a water current detecting device and a power supply module are also connected onto the control system; the control system controls the on/off of the earth leakage protection plug according to a water current signal fed back by the water current detecting device; and the power supply module supplies power to the control system and the display. Compared with the prior art, the earth leakage protection system disclosed by the invention has the advantages that whether the electric water heater is energized or not, the water using behavior of users can be perceived, water-outlet outage and three-pole (zero line, fire wire and earth wire) breaking of the electric water heater are completely realized, and further safe bathing is realized; after outage, the temperature of an inner container is displayed by a digital tube; and after water use is ended, energization is automatically performed. The invention also provides the electric water heater.
Description
Technical field
The present invention relates to electric water heater security protection technology, particularly relate to leakage protection system and the electric water heater of a kind of electric water heater.
Background technology
Electric water heater is a kind of water-heater carrying out heating using electricity as the energy. For ensureing use safety, electric water heater is connected with leakage protection system usually, to realize water outlet power-off.
One section of publication number is the electric water heater that the Chinese invention patent of CN204329335U discloses a kind of band water outlet power-off protection apparatus, comprise shell, heat-generating pipe, controller, interior courage, earth leakage protective device and thermal cut-out, shell arranges water inlet pipe and rising pipe, it is characterized in that: water inlet pipe arranges water flow sensor, water flow sensor is electrically connected with controller, water flow sensor comprises magnet rotor and hall sensing device, magnet rotor rotates and rotating speed changes with fluctuations in discharge, hall sensing device exports corresponding pulse signal and feeds back to controller, judge whether to close heat-generating pipe. when rising pipe is opened, water inlet pipe water inlet while water outlet, heat-generating pipe power-off, and water-heater stops water outlet and fills water, heat-generating pipe is energized, it is achieved electric water heater water outlet power-off.
After prior art collects the useful water behavior of user by water flow sensor, drive heat-generating pipe power-off by logic control, ensure that user can not get an electric shock due to heat-generating pipe electric leakage. But owing to earth leakage protective device, controller are still charged, cannot thoroughly ensure user's bathing safety, there is bad experience.
Summary of the invention
For problems of the prior art; it is an object of the invention to provide one can drive electric water heater leakage protection switch three pole to disconnect, and still can show the electric water heater leakage protection system of interior courage water temperature in electric water heater leakage protection switch three pole when disconnecting.
For reaching above object, the present invention adopts following technical scheme.
A kind of electric water heater leakage protection system, comprising: Controlling System, the temperature sensor that is connected with Controlling System, indicating meter, leakage protecting plug, and the signal of temperature sensor feedback is carried out processing and shows over the display by described Controlling System; It is characterized in that, be also connected with Water flow detector and power supply module in Controlling System, the break-make of the water-flow signal control leakage protecting plug that described Controlling System is fed back according to Water flow detector, described power supply module is Controlling System, monitor power supply.
As with improvement; the leakage protecting plug signal handling equipment that described Controlling System comprises principal controller and is connected on principal controller, water-flow signal control leakage protecting plug three pole that described leakage protecting plug signal handling equipment is fed back according to Water flow detector disconnects or closes.
As with improvement, described Water flow detector is water flow sensor or current switch.
As with improvement, described Controlling System is the principal controller of electric water heater, the water flow generator of described Water flow detector, described water flow generator and power supply model calling.
As with improvement, principal controller with leakage protecting plug being connected with the radio communication module intercomed mutually.
As with improvement, described radio communication module is RF radio frequency module, Modbus communication module, ZigBee communication module, bluetooth communication or WiFi communication module.
As with improvement, when the closed work of leakage protecting plug, principal controller is to the charging of power supply module, to monitor power supply; When leakage protecting plug disconnects, power supply module is to principal controller, monitor power supply.
As with improvement, on the water inlet pipe that described Water flow detector is arranged on electric water heater or rising pipe.
As with improvement, the water inlet pipe or rising pipe of electric water heater being provided with flow control valve.
A kind of electric water heater, it is characterised in that, it has electric water heater leakage protection Controlling System as above.
Compared with prior art, the invention has the beneficial effects as follows:
One, the Water flow detector being connected with principal controller by arranging and power supply module; no matter whether electric water heater is energized all perception user can be used water behavior; and accurately control leakage protecting plug three pole and disconnect and close; realize when user's water; leakage protecting plug three disconnects extremely automatically, ensure that user's bathing safety, when user's stopping water; leakage protecting plug three closes extremely automatically, and electric water heater continues electrified regulation.
When two, realizing electric water heater boiling water, the disconnection of leakage protecting plug three pole, automatic powering-on function of cutting off the water, bring better bathing experience to user.
Three, electric water heater leakage protect three poles disconnect time, still can show interior courage water temperature, allow the user can the change of real-time perception hot water amount.
Accompanying drawing explanation
Fig. 1 show the electric water heater leakage protection system architecture figure that the embodiment of the present invention one provides.
Fig. 2 show the electric water heater leakage protection system control process figure that the embodiment of the present invention one provides.
Fig. 3 show the electric water heater leakage protection system architecture figure that the embodiment of the present invention two provides.
Fig. 4 show the electric water heater leakage protection system control process figure that the embodiment of the present invention two provides.
Description of reference numerals:
1: principal controller, 2: temperature sensor, 3: indicating meter, 4: leakage protecting plug, 5-1: water flow sensor, 5-2: water flow generator, 6: battery module, 7: leakage protecting plug signal handling equipment, 8: flow control valve.
Embodiment
Understand the essence of the present invention for convenience of those skilled in the art better, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Embodiment one
As shown in Figure 1, a kind of electric water heater leakage protection system, comprising: principal controller 1, temperature sensor 2, indicating meter 3 and the leakage protecting plug 4 being connected with principal controller 1, the signal that temperature sensor 2 feeds back is carried out process and shows on the display 3 by described principal controller 1; It is characterized in that; principal controller 1 is also connected with water flow sensor 5-1, power supply module 6 and leakage protecting plug signal handling equipment 7; signal control leakage protecting plug 4 three pole that described leakage protecting plug signal handling equipment 7 is fed back according to current sensor 5-1 disconnects or closes, and described power supply module 6 is principal controller 1, indicating meter 3 is powered.
Wherein, described water flow sensor 5-1 is arranged on the water inlet pipe of electric water heater. When leakage protecting plug 4 closes work, principal controller 1 charges, powers to indicating meter 3 to power supply module 6; When leakage protecting plug 4 disconnects, power supply module 6 powers to indicating meter 3.
As shown in Figure 2, during real work, once water flow sensor 5-1 has detected into water, leakage protecting plug signal handling equipment 7 will control leakage protecting plug 4 and disconnect. At this moment, power supply module 6 powers just to indicating meter 3 and principal controller 1, on the display 3 the break-make situation of the interior courage temperature of display and leakage protecting plug. When water flow sensor 5-1 detect do not intake time, leakage protecting plug signal handling equipment 7 will control leakage protecting plug 4 and close, and electric water heater enters heating and thermal insulation state.
A kind of electric water heater leakage protection system that the present embodiment provides, no matter whether electric water heater is energized all perception user can be used water behavior, and accurately control leakage protecting plug three pole and disconnect and close, realize when user's water, leakage protecting plug three disconnects extremely automatically, ensure that user's bathing safety, when user's stopping water, leakage protecting plug three closes extremely automatically, and electric water heater continues electrified regulation; Bring better bathing experience to user, allow the user can the change of real-time perception hot water amount.
Embodiment two
As shown in Figure 3, a kind of electric water heater leakage protection Controlling System, comprising: principal controller 1, the temperature sensor 2 that is connected with principal controller 1, indicating meter 3, leakage protecting plug 4, the signal that temperature sensor 2 feeds back is carried out process and shows on the display 3 by described principal controller 1; It is characterized in that, principal controller 1 is also connected with water flow generator 5-2, the break-make of the signal control leakage protecting plug 4 that principal controller 1 feeds back according to water flow generator 5-2.
Wherein, water flow generator 5-2 is connected with principal controller 1 by signal wire, is communicated by radio communication module between principal controller 1 with leakage protecting plug 4, is connected with power supply module 6 on principal controller 1, and described water flow generator 5-2 is connected with power supply module 6.
In the present embodiment, it is preferable that water flow generator 5-2 is arranged on the water inlet pipe of electric water heater, and on rising pipe, it is provided with corresponding flow control valve 8, so that user's control discharge. Preferred wireless communication module is RF radio frequency module, to improve control accuracy, cost-saving.
In other embodiments, described radio communication module is: Modbus communication module, ZigBee communication module, bluetooth communication or WiFi communication module; Described water flow generator is arranged on the water inlet pipe of electric water heater; It is not limited to the present embodiment.
As shown in Figure 4, in real work, when there being current to flow through water flow generator 5-2 can generation current, by detection water flow generator 5-2 whether generation current as the foundation of the judgement of current break-make. After principal controller 1 detects water flow generator 5-2 running (having electric current), principal controller 1 is communicated with leakage protecting plug 4 by RF radio frequency module, and three poles of leakage protecting plug 4 are disconnected; After power supply disconnects, water flow generator 5-2 continues work, and by the electrical power storage of generation in the power supply module 6 being connected with principal controller 1, now, power supply module 6 continues power supply to indicating meter 3, in real time the water temperature of display electric water heater. When principal controller 1 detects that water flow generator 5-2 stops (no current) after running, principal controller 1 is communicated with leakage protecting plug 4 by RF radio frequency module, makes the three of leakage protecting plug 4 extremely closed, water-heater normal heating.
The present embodiment not only fully achieves the water outlet power-off of electric water heater, and electric water heater three pole (zero, fire) disconnects, safe bathing; After power-off, courage temperature in numeral method; And after terminating with water, be automatically energized; And the energy that can make full use of in current, more energy-conservation compared with embodiment one.
Embodiment three
A kind of electric water heater, it is characterised in that, it has the electric water heater leakage protection system described in above-described embodiment one or embodiment two.
The essence of the present invention has been described in detail by above embodiment, but protection scope of the present invention can not be limited with this. It is appreciated that under the enlightenment of essence of the present invention, the art those of ordinary skill also can carry out many improvement and modification, such as replace water flow sensor etc. with other Water flow detectors such as current switches. It is noted that these improve and modify within the claims all dropping on the present invention.
Claims (10)
1. an electric water heater leakage protection system, comprising: Controlling System, the temperature sensor that is connected with Controlling System, indicating meter, leakage protecting plug, and the signal of temperature sensor feedback is carried out process and shows over the display by described Controlling System; It is characterized in that, be also connected with Water flow detector and power supply module in Controlling System, the break-make of the water-flow signal control leakage protecting plug that described Controlling System is fed back according to Water flow detector, described power supply module is Controlling System, monitor power supply.
2. a kind of electric water heater leakage protection system according to claim 1; it is characterized in that; the leakage protecting plug signal handling equipment that described Controlling System comprises principal controller and is connected on principal controller, water-flow signal control leakage protecting plug three pole that described leakage protecting plug signal handling equipment is fed back according to Water flow detector disconnects or closes.
3. a kind of electric water heater leakage protection system according to claim 2, it is characterised in that, described Water flow detector is water flow sensor or current switch.
4. a kind of electric water heater leakage protection system according to claim 1, it is characterised in that, described Controlling System is the principal controller of electric water heater, and described Water flow detector is water flow generator, described water flow generator and power supply model calling.
5. a kind of electric water heater leakage protection system according to claim 4, it is characterised in that, principal controller with leakage protecting plug are connected with the radio communication module intercomed mutually.
6. a kind of electric water heater leakage protection system according to claim 5, it is characterised in that, described radio communication module is RF radio frequency module, Modbus communication module, ZigBee communication module, bluetooth communication or WiFi communication module.
7. a kind of electric water heater leakage protection system according to claim 2 or 4, it is characterised in that, when the closed work of leakage protecting plug, principal controller is to the charging of power supply module, to monitor power supply; When leakage protecting plug disconnects, power supply module is to principal controller, monitor power supply.
8. a kind of electric water heater leakage protection system according to claim 1, it is characterised in that, on the water inlet pipe that described Water flow detector is arranged on electric water heater or rising pipe.
9. a kind of electric water heater leakage protection system according to claim 1 or 8, it is characterised in that, the water inlet pipe or rising pipe of electric water heater are provided with flow control valve.
10. an electric water heater, it is characterised in that, it has such as electric water heater leakage protection Controlling System as described in any one in claim 1-6 or 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610133358.0A CN105627580B (en) | 2016-03-09 | 2016-03-09 | A kind of electric water heater leakage protection system and electric heater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610133358.0A CN105627580B (en) | 2016-03-09 | 2016-03-09 | A kind of electric water heater leakage protection system and electric heater |
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| CN105627580A true CN105627580A (en) | 2016-06-01 |
| CN105627580B CN105627580B (en) | 2019-06-07 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106152478A (en) * | 2016-08-28 | 2016-11-23 | 佛山市云米电器科技有限公司 | The safety water heater of water outlet induction switching-off |
| CN106871462A (en) * | 2017-04-21 | 2017-06-20 | 王智勇 | A kind of human body sensing powers off outlet water heater |
| CN106871439A (en) * | 2017-03-30 | 2017-06-20 | 广东美的厨房电器制造有限公司 | Water heater |
| CN106989519A (en) * | 2017-06-12 | 2017-07-28 | 广东万家乐燃气具有限公司 | Safety device and electric heater |
| CN107166736A (en) * | 2017-05-25 | 2017-09-15 | 广东万家乐燃气具有限公司 | A kind of electric heater low-power consumption detection shows system and method |
| CN109489263A (en) * | 2018-12-10 | 2019-03-19 | 广东瑞星新能源科技有限公司 | A kind of water flow switch control system of electric heater |
| CN109539562A (en) * | 2018-11-30 | 2019-03-29 | 朱朝峰 | Toilet hot water flow fixed mechanism |
| CN113218084A (en) * | 2021-01-15 | 2021-08-06 | 广东万家乐燃气具有限公司 | Intelligent protection electric water heater with automatic complete machine out of work |
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| CN205536573U (en) * | 2016-03-09 | 2016-08-31 | 广东万家乐燃气具有限公司 | Electric water heater goes out water power -off protection system and electric water heater |
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| US6950032B1 (en) * | 2000-04-10 | 2005-09-27 | Dry Systems, Inc. | Apparatus and method for protection against appliance leaking |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105972832B (en) * | 2016-07-05 | 2021-12-31 | 广东万家乐燃气具有限公司 | Electric water heater water outlet power-off control system capable of preventing misoperation |
| CN106152478A (en) * | 2016-08-28 | 2016-11-23 | 佛山市云米电器科技有限公司 | The safety water heater of water outlet induction switching-off |
| CN106871439A (en) * | 2017-03-30 | 2017-06-20 | 广东美的厨房电器制造有限公司 | Water heater |
| CN106871439B (en) * | 2017-03-30 | 2019-11-05 | 广东美的厨房电器制造有限公司 | Water heater |
| CN106871462A (en) * | 2017-04-21 | 2017-06-20 | 王智勇 | A kind of human body sensing powers off outlet water heater |
| CN107166736A (en) * | 2017-05-25 | 2017-09-15 | 广东万家乐燃气具有限公司 | A kind of electric heater low-power consumption detection shows system and method |
| CN106989519A (en) * | 2017-06-12 | 2017-07-28 | 广东万家乐燃气具有限公司 | Safety device and electric heater |
| CN109539562A (en) * | 2018-11-30 | 2019-03-29 | 朱朝峰 | Toilet hot water flow fixed mechanism |
| CN109489263A (en) * | 2018-12-10 | 2019-03-19 | 广东瑞星新能源科技有限公司 | A kind of water flow switch control system of electric heater |
| CN113218084A (en) * | 2021-01-15 | 2021-08-06 | 广东万家乐燃气具有限公司 | Intelligent protection electric water heater with automatic complete machine out of work |
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