CN206595701U - A kind of intelligent leakage protector controls circuit - Google Patents
A kind of intelligent leakage protector controls circuit Download PDFInfo
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- CN206595701U CN206595701U CN201720362726.9U CN201720362726U CN206595701U CN 206595701 U CN206595701 U CN 206595701U CN 201720362726 U CN201720362726 U CN 201720362726U CN 206595701 U CN206595701 U CN 206595701U
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- module
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- leakage
- mcu
- control
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Abstract
The utility model is related to multifunctional domestic control type earth leakage protective device field; especially a kind of intelligent leakage protector control circuit, including power supply module, operation module, display module, communication module, MCU, relay I, relay II, zero sequence leakage protection module, ground line current protection module, electric leakage dropout control module, zero sequence current mutual inductor, ground line current transformer, electromagnetic trip coil, experiment electric leakage module and experiment button.The beneficial effects of the utility model：Compared with existing earth leakage protective device, intelligent leakage protector has secondary load break-make control function, coordinates different communication modules to realize multipurpose control, such as：Infrared control, long-range wireless remote control, temperature control etc..The control circuit cost is low, small volume, facilitates low side water heater product quick function to upgrade.
Description
Technical field
The utility model is related to multifunctional domestic control type earth leakage protective device field, especially a kind of intelligent earth leakage protective
Device controls circuit.
Background technology
Existing earth leakage protective device is all that the control defencive function for core is controlled around earth leakage protective.The control mode
Market value differs greatly because of the different cost of brand for low side water heater type, causes the water heater that brand effect is low
It can not even be sold in passive distribution state.In order to solve the phenomenon, the utility model proposes a kind of intelligent earth leakage protective
Device controls circuit to promote low side water heater market, the water heater of low cost is realized high-end market prospects.Therefore, for upper
The problem of stating is necessary to propose a kind of intelligent leakage protector control circuit.
Utility model content
The utility model purpose is to overcome that of the prior art not enough there is provided a kind of control of intelligent leakage protector
Circuit, can use Wireless remote control, and output loading carries break-make control using secondary break-make relay.
In order to solve the above-mentioned technical problem, the utility model is to be achieved through the following technical solutions：
A kind of intelligent leakage protector controls circuit, including power supply module, operation module, display module, communication module,
MCU, relay I, relay II, zero sequence leakage protection module, ground line current protection module, electric leakage dropout control module, zero sequence
Current transformer, ground line current transformer, electromagnetic trip coil, experiment electric leakage module and experiment button.It is the operation module, aobvious
Show that module, communication module, relay I and relay II are connected with MCU.The operation module, display module and communication module
Connect electromagnetic trip coil and electric leakage dropout control module respectively by power supply module.The electric leakage dropout control module is also divided
Lian Jie not ground line current protection module and zero sequence leakage protection module.The ground line current protection module connects ground line current mutual inductance
Device.The zero sequence leakage protection module distinguishes joint test button and experiment electric leakage module by zero sequence current mutual inductor.It is described
Test electric leakage module connection electromagnetic trip coil.
Preferably, the communication module is connected to MCU input.The communication module uses wireless module, sensor
Module or voltage/current auxiliary detection module.The communication modes of the communication module are bi-directionally or uni-directionally transmission and multi-functional
Composite module.
Preferably, the wireless module is RF modules or WIFI module.The sensor assembly is infrared sensor, Hall
Effect sensor, controlling switch sensor or temperature sensor.
Preferably, the operation module connection MCU inputs.The operation module is provided with operation button.The operation
Button can be mechanical switch or electronic touch switch.
Preferably, the display module connection MCU ports.Display module can be LCD screen, LED screen or LED.
Preferably, the power supply module is attempted by before power source loads output Lo and No, output end attended operation module, aobvious
Show module, communication module, MCU, relay I and relay II.The normally-closed contact of the relay I and relay II are to be serially connected in
Between load output Lo, No, Eo.
Preferably, the zero sequence leakage protection module, ground line current protection module, electric leakage dropout control module, zero sequence electricity
Current transformer, ground line current transformer, electromagnetic trip coil, experiment electric leakage module, experiment button constitute for core cell.The core
Heart unit and communication module, operation module, display module, MCU, relay I and relay II are completely separable, the mutual not shadow of control
Ring.
Preferably, the break-make of the communication module, operation module, display module, MCU, relay I and relay II compositions
Control has the control of secondary assistant load break-make.
The beneficial effects of the utility model：Compared with existing earth leakage protective device, intelligent leakage protector has secondary
Break-make control function is loaded, coordinates different communication modules to realize multipurpose control, such as：Infrared control, long-range wireless remote control, temperature
Degree control etc..The control circuit cost is low, small volume, facilitates low side water heater product quick function to upgrade.
The technique effect of design of the present utility model, concrete structure and generation is made furtherly below with reference to accompanying drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is circuit module figure of the present utility model；
Fig. 2 is the circuit module figure of second of embodiment of the present utility model；
Fig. 3 is the circuit module figure of the third embodiment of the present utility model；
Fig. 4 is the circuit module figure of the 4th kind of embodiment of the present utility model；
Fig. 5 is the circuit module figure of the 5th kind of embodiment of the present utility model.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
Such as Fig. 1 and with reference to shown in Fig. 2 to Fig. 5, a kind of intelligent leakage protector controls circuit, including power supply module, behaviour
Make module, display module, communication module, MCU, relay I, relay II, zero sequence leakage protection module, ground line current protection mould
Block, electric leakage dropout control module, zero sequence current mutual inductor, ground line current transformer, electromagnetic trip coil, experiment electric leakage module and
Test button.The operation module, display module, communication module, relay I and relay II are connected with MCU.The operation
Module, display module and communication module connect electromagnetic trip coil and electric leakage dropout control module respectively by power supply module.
The electric leakage dropout control module is also respectively connected with ground line current protection module and zero sequence leakage protection module.The ground line current
Protection module connects ground line current transformer.The zero sequence leakage protection module distinguishes joint test by zero sequence current mutual inductor
Button and experiment electric leakage module.The experiment electric leakage module connection electromagnetic trip coil.
Further, the communication module is connected to MCU input.The communication module is using wireless module, sensing
Device module or voltage/current auxiliary detection module.The communication modes of the communication module are bi-directionally or uni-directionally transmission and many work(
Energy composite module is (such as：Wireless WIFI module+temperature sensor).
Further, the wireless module is RF modules or WIFI module.The sensor assembly is infrared sensor, suddenly
That effect sensor, controlling switch sensor or temperature sensor.
Further, the operation module connection MCU inputs.The operation module is provided with operation button.The behaviour
It can be mechanical switch or electronic touch switch to make button.
Further, the display module connection MCU ports.Display module can be LCD screen, LED screen or LED.
Further, (relay I and relay II are controlled before the power supply module is attempted by power source loads output Lo and No
System), output end attended operation module, display module, communication module, MCU, relay I and relay II.The relay I and
Relay II normally-closed contact is serially connected between load output Lo, No, Eo.
Further, the zero sequence leakage protection module, ground line current protection module, electric leakage dropout control module, zero sequence
Current transformer, ground line current transformer, electromagnetic trip coil, experiment electric leakage module, experiment button constitute for core cell.Should
Core cell and communication module, operation module, display module, MCU, relay I and relay II are completely separable, the mutual not shadow of control
Ring.
Further, the communication module, operation module, display module, MCU, relay I and relay II compositions is logical
Disconnected control has the control of secondary assistant load break-make.
A kind of intelligent leakage protector control method, its method is the increase auxiliary inspection on the basis of common earth leakage protective device
Survey control function (such as：Temperature detection), using aiding in detecting element (such as：Temperature sensor probe) go to detect electric heater inner bag temperature
Degree, is controlled (control of load power source break-make) using popping one's head in and can be realized by key assignments MCU to inner bag heating-up temperature.Control
Utensil has two extremely to break or three extremely disconnected creepage protection functions.Controller contact output loop (Lo, No, Eo) string have relay I and after
Electrical equipment II.Intelligent control loop does not influence main creepage protection function.Wherein, power supply module is available to needed for intelligent control loop
Power supply.Operation module is docking MCU, and button operation information is provided for MCU.Display module is to provide operation information and shown and shape
State or function are shown.Communication module is available to MCU Function detections and expansion interface, the control model of realization body function.After
Electrical equipment I and relay II are the opportunitys for controlling load circuit to realize break-make.
Operation principle：Relay on-off controls "on" position, and power supply module output voltage is supplied to：Operation module is (such as：Temperature
Spend rise/fall setup module), display module (such as：Temperature setting/temperature display module), communication module (such as：TEMP
Device), MCU obtain electric work.MCU performs connection load power source according to current setting temperature makes electric water heater heating work (display mould
Block is shown：Heated condition).Reach preset temperature (such as when temperature sensor detects Current Temperatures：75 DEG C) when, relay I, after
Electrical equipment II adhesives, now electric heater load stops heating, and (display module is shown：Keeping warm mode).When temperature sensor is detected
Current Temperatures are less than MCU internal presets lower limit temperature (such as：65 DEG C) when, MCU output high level founds relay I, relay II
I.e. (display module is shown for release：Heated condition), such iterative cycles, electric heater is in Heat preservation break-make state of a control.
Wherein second embodiment non-relay II.The third embodiment non-relay II, ground line current protection mould
Block and ground line current transformer.4th embodiment non-relay II, ground line current protection module, ground line current transformer and nothing
Relay I normally-closed contact.5th kind of embodiment non-relay II and non-relay I normally-closed contact.
Compared with existing earth leakage protective device, intelligent leakage protector has secondary load break-make control function, coordinates
Different communication modules can realize multipurpose control, such as：Infrared control, long-range wireless remote control, temperature control etc..The control circuit into
This low, small volume, facilitates low side water heater product quick function to upgrade.
Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member just can make many modifications and variations without creative work according to design of the present utility model.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (8)
1. a kind of intelligent leakage protector controls circuit, it is characterised in that：Including power supply module, operation module, display module,
Communication module, MCU, relay I, relay II, zero sequence leakage protection module, ground line current protection module, electric leakage, which are threaded off, to be controlled
Module, zero sequence current mutual inductor, ground line current transformer, electromagnetic trip coil, experiment electric leakage module and experiment button, the behaviour
Make module, display module, communication module, relay I and relay II to be connected with MCU, the operation module, display module and
Communication module connects electromagnetic trip coil and electric leakage dropout control module respectively by power supply module, and the electric leakage, which is threaded off, to be controlled
Module is also respectively connected with ground line current protection module and zero sequence leakage protection module, and the ground line current protection module connects ground wire
Current transformer, the zero sequence leakage protection module distinguishes joint test button and experiment electric leakage mould by zero sequence current mutual inductor
Block, the experiment electric leakage module connects electromagnetic trip coil.
2. a kind of intelligent leakage protector control circuit according to claim 1, it is characterised in that：The communication module
MCU input is connected to, the communication module aids in detection module using wireless module, sensor assembly or voltage/current,
The communication modes of the communication module are bi-directionally or uni-directionally transmission and multifunctional combination module.
3. a kind of intelligent leakage protector control circuit according to claim 2, it is characterised in that：The wireless module
For RF modules or WIFI module, the sensor assembly be infrared sensor, hall effect sensor, controlling switch sensor or
Temperature sensor.
4. a kind of intelligent leakage protector control circuit according to claim 1, it is characterised in that：The operation module
MCU inputs are connected, the operation module is provided with operation button, and the operation button can be mechanical switch or electronic touch
Switch.
5. a kind of intelligent leakage protector control circuit according to claim 1, it is characterised in that：The display module
MCU ports are connected, display module can be LCD screen, LED screen or LED.
6. a kind of intelligent leakage protector control circuit according to claim 1, it is characterised in that：The power supply module
It is attempted by before power source loads output Lo and No, output end attended operation module, display module, communication module, MCU, relay I
With relay II；The normally-closed contact of the relay I and relay II are serially connected between load output Lo, No, Eo.
7. a kind of intelligent leakage protector control circuit according to claim 1, it is characterised in that：The zero sequence electric leakage
Protection module, ground line current protection module, electric leakage dropout control module, zero sequence current mutual inductor, ground line current transformer, electromagnetism
Tripping coil, experiment electric leakage module, experiment button are that core cell is constituted, and the core cell and communication module, operation module, are shown
Show that module, MCU, relay I and relay II are completely separable, control is independent of each other.
8. a kind of intelligent leakage protector control circuit according to claim 1, it is characterised in that：The communication mould
Block, operation module, display module, MCU, relay I and relay II compositions break-make control have secondary assistant load break-make
Control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720362726.9U CN206595701U (en) | 2017-03-30 | 2017-03-30 | A kind of intelligent leakage protector controls circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720362726.9U CN206595701U (en) | 2017-03-30 | 2017-03-30 | A kind of intelligent leakage protector controls circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206595701U true CN206595701U (en) | 2017-10-27 |
Family
ID=60120925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720362726.9U Expired - Fee Related CN206595701U (en) | 2017-03-30 | 2017-03-30 | A kind of intelligent leakage protector controls circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206595701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106849005A (en) * | 2017-03-30 | 2017-06-13 | 乐清市诚富电器科技有限公司 | A kind of intelligent leakage protector controls circuit and control method |
-
2017
- 2017-03-30 CN CN201720362726.9U patent/CN206595701U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106849005A (en) * | 2017-03-30 | 2017-06-13 | 乐清市诚富电器科技有限公司 | A kind of intelligent leakage protector controls circuit and control method |
| CN106849005B (en) * | 2017-03-30 | 2018-11-06 | 乐清市诚富电器科技有限公司 | A kind of intelligent leakage protector control circuit and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20190330 |