CN208042533U - A kind of control system of electric water heater - Google Patents
A kind of control system of electric water heater Download PDFInfo
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- CN208042533U CN208042533U CN201820250945.2U CN201820250945U CN208042533U CN 208042533 U CN208042533 U CN 208042533U CN 201820250945 U CN201820250945 U CN 201820250945U CN 208042533 U CN208042533 U CN 208042533U
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- water heater
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Abstract
A kind of control system of electric water heater, including leakage protecting plug assembly, water heater data acquisition module and water flow sensing unit in electric heater water outlet is set；There is control module and 5V power supply output modules in the leakage protecting plug assembly；The control system of electric water heater further includes heating element of electric water heater.When the utility model water flow sensing unit detects flow; water-flow signal is sent to water heater data acquisition module by water flow sensing unit; stop signal is sent to control module by water heater data acquisition module, and control module drives the power supply of leakage protecting plug assembly cut-out heating element of electric water heater；When flow is not detected in the water flow sensing unit, enabling signal is sent to control module by water heater data acquisition module, and control module driving leakage protecting plug assembly resets and restores the power supply of heating element of electric water heater, need not configure relay, cost-effective.
Description
Technical field
The utility model is related to a kind of control system of electric water heater.
Background technology
Chinese patent literature CN205783850U discloses a kind of control system of electric water heater intelligently powered off, feature
It is, including：Self-resetting three pole leakage protecting plug power cord, microcontroller, electric heater, the first relay, second
Relay, for realize it is strong and weak be electrically isolated and the isolation communication module of communication, can charge and discharge power module, power detecting mould
Block and hardware electrification reset module；The three pole leakage protecting plug power cord is connected in the supply line of electric heater；
First relay is connected between the poles L and electric heater anode of three pole leakage protecting plug power cords, described second after
Electric appliance is connected between the poles N and electric heater cathode of three pole leakage protecting plug power cords, the microcontroller and the first relay
Device, the connection of the second relay signal；The isolation communication module connects with microcontroller, three pole leakage protecting plug power line signals
Three poles of the instruction three pole leakage protecting plug power cords of control for connecing, and being sent out according to microcontroller are opened or closed；The power supply
Module is connected to the current output terminal of three pole leakage protecting plug power cords and by power detection module, hardware electrification reset
Module is connect with microcontroller.This control system of electric water heater is excessively complicated, and electric heater (is equivalent to heating element of electric water heater)
And three need between pole leakage protecting plug (being equivalent to leakage protecting plug assembly) that the first relay and the second relay is arranged,
To realize that the power supply and power-off of electric heater, cost are higher.
Therefore, it is necessary to be further improved.
Utility model content
The purpose of the utility model is to overcome above-mentioned the shortcomings of the prior art, and provide a kind of electric heater control
System realizes electric heating by the opening and closing of the firewire contact of leakage protecting plug assembly, zero curve contact and earth wire contact
The power-off and power supply of electric water heater heater need not configure relay, cost-effective.
What the purpose of this utility model was realized in：
A kind of control system of electric water heater, including leakage protecting plug assembly, water heater data acquisition module and setting exist
The water flow sensing unit of electric heater water outlet and/or electric water heater inlet end；
There is control module and 5V power supply output modules in the leakage protecting plug assembly；
The water flow sensing unit, control module and 5V power supply output modules are electrically connected with water heater data acquisition module；
The control system of electric water heater further includes heating element of electric water heater, and leakage protecting plug assembly is touched with firewire
Point, zero curve contact and earth wire contact；
The heating element of electric water heater zero line is electrically connected with firewire contact, and heating element of electric water heater zero line side is touched with zero curve
Point electrical connection, heating element of electric water heater ground terminal are electrically connected with earth wire contact；
When the water flow sensing unit detects flow, water-flow signal is sent to water heater data acquisition module by water flow sensing unit
Stop signal is sent to control module by block, water heater data acquisition module, and control module driving leakage protecting plug assembly is cut
The power supply of breaking electric water heater heater；
When flow is not detected in the water flow sensing unit, enabling signal is sent to control mould by water heater data acquisition module
Block, control module driving leakage protecting plug assembly reset and restore the power supply of heating element of electric water heater.
The control system of electric water heater further includes temperature setting module, and the temperature setting module is adopted with water heater data
Collect module electrical connection.
The control system of electric water heater further includes temperature digital-display module, and the temperature digital-display module is adopted with water heater data
Collect module electrical connection.
The control system of electric water heater further includes the temperature sensor being arranged in inner container of electric water heater, and the temperature passes
Sensor is electrically connected with water heater data acquisition module.
The beneficial effects of the utility model are as follows：
It is real using the opening and closing (break-make) of the firewire contact of leakage protecting plug assembly, zero curve contact and earth wire contact
The power-off and power supply of existing heating element of electric water heater, need not configure relay, simplify control system of electric water heater, can save 2-
3 or more relays advantageously reduce the production cost of electric heater.
Water heater data acquisition module, flow are sensed using the 5V power supply output modules inside leakage protecting plug assembly
Power supply system need not be separately configured in device, temperature setting module, temperature digital-display module and temperature sensor power supply, electric heater inside
System or power module, the 5V power supply output modules that leakage protecting plug assembly is internally integrated effectively reduce the whole system of electric heater
This is caused, the design difficulty of electric heater internal circuit is reduced, simplifies the internal structure of electric heater, is convenient for the life of electric heater
Production manufacture.
Description of the drawings
Fig. 1 is the schematic diagram of one embodiment of the utility model.
Specific implementation mode
The utility model is further described with reference to the accompanying drawings and embodiments.
Referring to Fig. 1, this control system of electric water heater, including leakage protecting plug assembly, water heater data acquisition module and
Water flow sensing unit in electric heater water outlet and/or electric water heater inlet end is set；
There is control module and 5V power supply output modules in the leakage protecting plug assembly；
The water flow sensing unit, control module and 5V power supply output modules are electrically connected with water heater data acquisition module；
The control system of electric water heater further includes heating element of electric water heater, and leakage protecting plug assembly is touched with firewire
Point, zero curve contact and earth wire contact；
The heating element of electric water heater zero line is electrically connected with firewire contact, and heating element of electric water heater zero line side is touched with zero curve
Point electrical connection, heating element of electric water heater ground terminal are electrically connected with earth wire contact；
When the water flow sensing unit detects flow, water-flow signal is sent to water heater data acquisition module by water flow sensing unit
Stop signal is sent to control module by block, water heater data acquisition module, and control module driving leakage protecting plug assembly is cut
The power supply of breaking electric water heater heater；
When flow is not detected in the water flow sensing unit, enabling signal is sent to control mould by water heater data acquisition module
Block, control module driving leakage protecting plug assembly reset and restore the power supply of heating element of electric water heater.
Fig. 1 dashed rectangle areas encompassed represent electric heater.
Human safety voltage is 36V, and 5V power supply output modules belong to low-voltage module, will not generate harm to human body.
When electric heater is in heated condition, firewire contact, zero curve contact and earth wire contact are in the shape for being closed and connecting
State.
The use site of control system of electric water heater effective monitoring electric heater and has when someone uses electric heater
When water signal (water-flow signal), the power supply of heating element of electric water heater can be cut off on power supply source (i.e. leakage protecting plug assembly)
(i.e. firewire contact, zero curve contact and earth wire contact disconnect) ensures the bathing safety of user.
When user stops using, it is discharged blackout, water heater data acquisition module aut sign (starts letter
Number) to leakage protecting plug assembly, leakage protecting plug assembly automatically resets again, and (i.e. firewire contact, zero curve touch electrified regulation
Point and earth wire contact, which reset to be closed, to be connected).
Coordinate water flow sensing unit and water heater data acquisition module that electric heating can be realized using leakage protecting plug assembly
The water outlet of hydrophone powers off, auto-power on function of cutting off the water.
Further, the control system of electric water heater further includes temperature setting module, the temperature setting module and heat
Hydrophone data acquisition module is electrically connected.
The operation signal of water heater data collecting module collected temperature setting module, after processing and is sent to control mould
Block, control module make corresponding control instruction (such as break-make or heating power of firewire contact, zero curve contact and earth wire contact
Variation etc.).
Further, the control system of electric water heater further includes temperature digital-display module, the temperature digital-display module and heat
Hydrophone data acquisition module is electrically connected.
Collected electric heater operation data (temperature and flow etc.) is sent to temperature by water heater data acquisition module
Digital display module is shown, the operating status of electric heater is grasped convenient for user.
Further, the control system of electric water heater further includes the temperature sensor being arranged in inner container of electric water heater,
The temperature sensor is electrically connected with water heater data acquisition module.
The detection signal of water heater data collecting module collected temperature sensor after processing and is sent to control module,
Control module makes corresponding control instruction (such as firewire contact, the break-make of zero curve contact and earth wire contact or heating power
Variation etc.).
It is real using the opening and closing (break-make) of the firewire contact of leakage protecting plug assembly, zero curve contact and earth wire contact
The power-off and power supply of existing heating element of electric water heater, need not configure relay, simplify control system of electric water heater, can save 2-
3 or more relays advantageously reduce the production cost of electric heater.
Water heater data acquisition module, flow are sensed using the 5V power supply output modules inside leakage protecting plug assembly
Power supply system need not be separately configured in device, temperature setting module, temperature digital-display module and temperature sensor power supply, electric heater inside
System or power module, the 5V power supply output modules that leakage protecting plug assembly is internally integrated effectively reduce the whole system of electric heater
This is caused, the design difficulty of electric heater internal circuit is reduced, simplifies the internal structure of electric heater, is convenient for the life of electric heater
Production manufacture.
5V powers output module to temperature setting module and temperature digital-display module for power supply, and temperature setting module is for adjusting electricity
The heating temperature of water heater or heating time etc., temperature digital-display module are used to show the real-time temperature of inner container of electric water heater internal water
Other operating parameters etc. of degree or electric heater, i.e., may be implemented electric water heater heating temperature using leakage protecting plug assembly
Control and real time temperature display.
Above disclosure is merely preferred embodiments of the utility model, rather than with this utility model is limited
Claims still belong to what the utility model was protected according to equivalent variations made by scope of protection of the utility model
Range.
Claims (4)
1. a kind of control system of electric water heater, which is characterized in that including leakage protecting plug assembly, water heater data acquisition module
And the water flow sensing unit in electric heater water outlet and/or electric water heater inlet end is set；
There is control module and 5V power supply output modules in the leakage protecting plug assembly；
The water flow sensing unit, control module and 5V power supply output modules are electrically connected with water heater data acquisition module；
The control system of electric water heater further includes heating element of electric water heater, and leakage protecting plug assembly has firewire contact, zero
Line contact and earth wire contact；
The heating element of electric water heater zero line is electrically connected with firewire contact, heating element of electric water heater zero line side and zero curve contact electricity
Connection, heating element of electric water heater ground terminal are electrically connected with earth wire contact；
When the water flow sensing unit detects flow, water-flow signal is sent to water heater data acquisition module by water flow sensing unit,
Stop signal is sent to control module by water heater data acquisition module, and control module drives leakage protecting plug assembly cut-out electricity
The power supply of heating body of water heater；
When flow is not detected in the water flow sensing unit, enabling signal is sent to control module by water heater data acquisition module,
Control module driving leakage protecting plug assembly resets and restores the power supply of heating element of electric water heater.
2. control system of electric water heater according to claim 1, which is characterized in that the control system of electric water heater is also wrapped
Temperature setting module is included, the temperature setting module is electrically connected with water heater data acquisition module.
3. control system of electric water heater according to claim 1, which is characterized in that the control system of electric water heater is also wrapped
Temperature digital-display module is included, the temperature digital-display module is electrically connected with water heater data acquisition module.
4. control system of electric water heater according to claim 1, which is characterized in that the control system of electric water heater is also wrapped
The temperature sensor being arranged in inner container of electric water heater is included, the temperature sensor is electrically connected with water heater data acquisition module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820250945.2U CN208042533U (en) | 2018-02-10 | 2018-02-10 | A kind of control system of electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820250945.2U CN208042533U (en) | 2018-02-10 | 2018-02-10 | A kind of control system of electric water heater |
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| Publication Number | Publication Date |
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| CN208042533U true CN208042533U (en) | 2018-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820250945.2U Active CN208042533U (en) | 2018-02-10 | 2018-02-10 | A kind of control system of electric water heater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224789A (en) * | 2018-02-10 | 2018-06-29 | 佛山市顺德区澳骏电子科技有限公司 | A kind of control system of electric water heater |
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2018
- 2018-02-10 CN CN201820250945.2U patent/CN208042533U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224789A (en) * | 2018-02-10 | 2018-06-29 | 佛山市顺德区澳骏电子科技有限公司 | A kind of control system of electric water heater |
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