CN206919421U - A kind of control system of electric water heater with leakage protecting plug communication - Google Patents
A kind of control system of electric water heater with leakage protecting plug communication Download PDFInfo
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- CN206919421U CN206919421U CN201720452691.8U CN201720452691U CN206919421U CN 206919421 U CN206919421 U CN 206919421U CN 201720452691 U CN201720452691 U CN 201720452691U CN 206919421 U CN206919421 U CN 206919421U
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- protecting plug
- leakage protecting
- electric water
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Abstract
The utility model discloses a kind of control system of electric water heater with leakage protecting plug communication, including：The electric water heater controller and leakage protecting plug being in communication with each other, it is characterised in that communication and strong and weak electric isolution are carried out by infrared communication module between the electric water heater controller and leakage protecting plug.Compared with prior art, in control system of electric water heater provided by the utility model, communicated between electric water heater controller and leakage protecting plug by infrared communication module; it need not be packaged; infrared sensor price is low, and it is easy to make, and overall cost is less than optocoupler.It meanwhile infrared communication module transinformation is big, can transmit that information is more, the instruction that electric heater fault-signal and Operation display module are sent effectively is transferred to leakage protecting plug, it is precise control, powerful.
Description
Technical field
It the utility model is related to electric heater control technology field, more particularly to a kind of electricity with leakage protecting plug communication
Water heater control system.
Background technology
Storage-type electric water heater has an inner bag, generally with the hot water stored in inner bag during bathing, thus can not connect
Energization source.In the prior art, to improve the safety in utilization of electric heater, certain customers are before bathing by leakage protecting plug
Experiment key disconnects the pole of electric heater three (zero, fire, ground wire), needs to press the SR ability of leakage protecting plug after bathing is complete
It is powered to electric heater, part family electric heater is arranged on a high position, causes operating difficulties, bad experience be present.
For the problem, applicant proposes to automatically power off during a kind of bathing, can automatically reset electric heater after bathing
Control system of switching on or off electricity system, in the system, communicated, and carried out strong by optocoupler between leakage protecting plug and electric water heater controller
Light current is isolated.This communication modes need encapsulation process to ensure the accurate of information transfer, and transmit information content than relatively limited.
Utility model content
The purpose of this utility model is to provide that a kind of cost is low, transinformation is big when being communicated with leakage protecting plug
Control system of electric water heater.
To achieve the above objectives, the utility model adopts the following technical scheme that.
A kind of control system of electric water heater with leakage protecting plug communication, including：The electric heater control being in communication with each other
Device and leakage protecting plug, it is characterised in that pass through infrared communication between the electric water heater controller and leakage protecting plug
Module carries out communication and strong and weak electric isolution.
As with improvement, the electric water heater controller includes：Main control singlechip, the power supply mould being connected with main control singlechip
Block, heating control module, Operation display module, the power module are powered for main control singlechip, and the heating control module is used
To control the break-make of electric heater on electric heater, the Operation display module is used for controlling electric heater to work and shows electric heating
Hydrophone working condition；The leakage protecting plug includes secondary control single-chip microcomputer, and the secondary control single-chip microcomputer is used for controlling earth leakage protective to insert
The power on/off of head；The infrared communication module includes infrared transmission module and infrared receiving module, the infrared transmission module with
Main control singlechip connects, and the infrared receiving module is connected with secondary control single-chip microcomputer and receives the next finger of infrared transmission module transmission
Order.
As with improvement, the infrared communication module is integrated in electric water heater controller；Or, the infrared communication module
It is integrated in leakage protecting plug；Or, the infrared communication module is arranged on electric heater fuselage as standalone module.
The beneficial effects of the utility model are：
First, communicated between electric water heater controller and leakage protecting plug by infrared communication module, without carrying out
Encapsulation, infrared sensor price is low, and it is easy to make, and overall cost is less than optocoupler.
2nd, infrared communication module transinformation is big, and it is more to transmit information, effectively by electric heater fault-signal and operation
The instruction that display module is sent is transferred to leakage protecting plug, precise control, powerful.
Brief description of the drawings
Fig. 1 show control system of electric water heater structural representation provided by the utility model.
Fig. 2 show leakage protecting plug structural representation.
Description of reference numerals：
1：Electric water heater controller, 2：Leakage protecting plug, 3：Infrared communication module, 4：Electric heater.
1-1：Main control singlechip, 1-2：Power module, 1-3：Heating control module, 1-4：Operation display module.
2-1：Pair control single-chip microcomputer.
3-1：Infrared transmission module, 3-2：Infrared receiving module.
Embodiment
Essence of the present utility model is more fully understood for convenience of those skilled in the art, it is new to this practicality below in conjunction with the accompanying drawings
The embodiment of type is described in detail.
As shown in figure 1, a kind of control system of electric water heater with leakage protecting plug communication, including：The electricity being in communication with each other
Water heater controller 1 and leakage protecting plug 2, it is characterised in that the electric water heater controller 1 and leakage protecting plug 2 it
Between communication carried out by infrared communication module 3 and strong and weak be electrically isolated.
Wherein, the electric water heater controller 1 includes：Main control singlechip 1-1, the power supply being connected with main control singlechip 1-1
Module 1-2, heating control module 1-3, Operation display module 1-4, the power module 1-2 power for main control singlechip 1-1, institute
The break-make that heating control module 1-3 is used for controlling electric heater 4 on electric heater is stated, the Operation display module 1-4 is used for controlling
Electric heater processed works and shows electric heater working condition.As for power module 1-2, heating control module 1-3, operation display
Module 1-4 concrete structure and circuit composition, is all routine techniques, repeats no more here.
With reference to shown in Fig. 2, the leakage protecting plug 2 includes secondary control single-chip microcomputer 2-1, is connected with secondary control single-chip microcomputer 2-1
Detection of electrical leakage module and electrical apparatus release, the secondary control single-chip microcomputer 2-1 by the live wire of zero passage detection module, reduction voltage circuit and civil power,
Zero line connects, and the detection of electrical leakage module is described de- by whether there is leakage current between current transformer zero fiery ground wire of detection
Button device is used for controlling the pin of leakage protecting plug to sit and the disengagement between pin, reset.It is also associated with being de- on electrical apparatus release
The storage capacitor of device power supply is detained, the storage capacitor, electrical apparatus release are input to outbound course along civil power and be sequentially connected in series.
The infrared communication module 3 includes infrared transmission module 3-1 and infrared receiving module 3-2, the infrared emission mould
Block 3-1 is connected with main control singlechip 1-1, and the infrared receiving module 3-2 is connected with pair control single-chip microcomputer 2-1 and receives infrared emission
The instruction that module 3-1 transmission comes.During specific installation, the infrared communication module 3 can be integrated in electric water heater controller, or
It is integrated in leakage protecting plug, or is arranged on as standalone module on electric heater fuselage.
Operation principle is as follows：1) instruction that main control singlechip is sent to the failure or Operation display module of electric heater is carried out
Judge, according to the signal of different faults or the different code values of instruction transmission to infrared transmission module.2) infrared transmission module is to master control
The signal that single-chip microcomputer is sent is encoded and modulated in selected carrier frequency, the volume that the transmission of infrared transmission module signal uses
Code mode be：FSK frequency shift keyings, pwm pulse width coding or PPM pulse positions coding；Infrared receiving module only receives selected
The carrier signal of frequency is simultaneously demodulated to binary pulse code after being amplified and is sent to secondary control single-chip microcomputer.3) secondary control single-chip microcomputer is to letter
It is electrically operated that corresponding break-make is performed after number being judged.
Compared with prior art, the control system of electric water heater that the present embodiment provides has following progress：1) electric heater
Communicated between controller and leakage protecting plug by infrared communication module, without being packaged, infrared sensor price
Low, it is easy to make, and overall cost is less than optocoupler.2) infrared communication module transinformation is big, and it is more to transmit information, effectively by electricity
The instruction that water heater fault-signal and Operation display module are sent is transferred to leakage protecting plug, precise control, powerful.3)
Infrared transmission module is modulated signals into selected carrier frequency, and infrared receiving module only receives the carrier wave letter of selected frequency
Number, the clutter of other frequency ranges can be filtered out, and effectively prevent from disturbing.
Although the utility model in essence is described in detail above embodiment, can not be come with this to this
The protection domain of utility model is limited.It should be evident that under the enlightenment of the utility model in essence, the art is common
Technical staff can also carry out many improvement and modification, it should be noted that these are improved and modification all falls of the present utility model
Within claims.
Claims (3)
1. a kind of control system of electric water heater with leakage protecting plug communication, including：The electric water heater controller being in communication with each other
And leakage protecting plug, it is characterised in that pass through infrared communication mould between the electric water heater controller and leakage protecting plug
Block carries out communication and strong and weak electric isolution.
2. control system of electric water heater according to claim 1, it is characterised in that the electric water heater controller includes：
Main control singlechip, the power module being connected with main control singlechip, heating control module, Operation display module, the power module
Powered for main control singlechip, the heating control module is used for controlling the break-make of electric heater on electric heater, and the operation is aobvious
Show that module is used for controlling electric heater to work and shows electric heater working condition；
The leakage protecting plug includes secondary control single-chip microcomputer, and the secondary control single-chip microcomputer is used for controlling the break-make of leakage protecting plug
Electricity；
The infrared communication module includes infrared transmission module and infrared receiving module, the infrared transmission module and master control monolithic
Machine connects, and the infrared receiving module is connected with secondary control single-chip microcomputer and receives the next instruction of infrared transmission module transmission.
3. control system of electric water heater according to claim 2, it is characterised in that the infrared communication module is integrated in electricity
In water heater controller；
Or, the infrared communication module is integrated in leakage protecting plug；
Or, the infrared communication module is arranged on electric heater fuselage as standalone module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720452691.8U CN206919421U (en) | 2017-04-27 | 2017-04-27 | A kind of control system of electric water heater with leakage protecting plug communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720452691.8U CN206919421U (en) | 2017-04-27 | 2017-04-27 | A kind of control system of electric water heater with leakage protecting plug communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206919421U true CN206919421U (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720452691.8U Active CN206919421U (en) | 2017-04-27 | 2017-04-27 | A kind of control system of electric water heater with leakage protecting plug communication |
Country Status (1)
| Country | Link |
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| CN (1) | CN206919421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969506A (en) * | 2017-04-27 | 2017-07-21 | 广东万家乐燃气具有限公司 | A kind of control system of electric water heater communicated with leakage protecting plug |
-
2017
- 2017-04-27 CN CN201720452691.8U patent/CN206919421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969506A (en) * | 2017-04-27 | 2017-07-21 | 广东万家乐燃气具有限公司 | A kind of control system of electric water heater communicated with leakage protecting plug |
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