CN204634062U - A kind of electric water heater heating circuit - Google Patents
A kind of electric water heater heating circuit Download PDFInfo
- Publication number
- CN204634062U CN204634062U CN201520367086.1U CN201520367086U CN204634062U CN 204634062 U CN204634062 U CN 204634062U CN 201520367086 U CN201520367086 U CN 201520367086U CN 204634062 U CN204634062 U CN 204634062U
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- diode
- relay
- circuit
- connects
- water heater
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 18
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
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Abstract
The utility model discloses a kind of electric water heater heating circuit, comprise key switch K1, relay J, bidirectional triode thyristor Q1, heating tube A and chip IC 1, one end of described key switch K1 connects contact J-1 and the 220V alternating current of relay J, a stiff end of the negative electrode of the other end contact resistance R3 of key switch K1, the negative electrode of diode D1, diode D4, electric capacity C1, potentiometer RP1.The utility model heating circuit structure is simple, components and parts are few, bidirectional triode thyristor is utilized to substitute unlatching and the shutoff of Control heating tube, add the useful life of circuit, and circuit uses high precision thermosensitive resistor as temperature control original paper, add the accuracy of circuit, also add Powercut self locking power circuit simultaneously, prevent because of the waste of energy caused of sending a telegram here again after power failure.
Description
Technical field
The utility model relates to a kind of heater circuit, specifically a kind of electric water heater heating circuit.
Background technology
Electric heater is a kind of common household electrical appliance, it can convert heat energy to electric energy and water is burnt heat, needed for living for people, simultaneously also can be temperature automatically controlled, and traditional water heater temperature-adjusting circuit normally utilizes the action of relay to carry out heating process control.Simple employing relay carries out the control of heating power, easily causes heating process uneven.Due to heater circuit heating with full power during relay adhesive, heat is large; But relay does not heat again when disconnecting completely.Except heating with full power, uniform heating process cannot be obtained at all, and due to actuating of relay number of times limited, so relay can damage very soon, in use if there is power failure, people are easy to forget closedown water heater, thus water heater continuous firing after causing sending a telegram here, waste electric energy.
Utility model content
The purpose of this utility model is to provide a kind of electric water heater heating circuit, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of electric water heater heating circuit, comprises key switch K1, relay J, bidirectional triode thyristor Q1, heating tube A and chip IC 1, one end of described key switch K1 connects contact J-1 and the 220V alternating current of relay J, the other end contact resistance R3 of key switch K1, the negative electrode of diode D1, the negative electrode of diode D4, electric capacity C1, a stiff end of potentiometer RP1 and a main electrode of bidirectional triode thyristor Q1, another main electrode of bidirectional triode thyristor Q1 connects heating tube A, the other end contact resistance R2 of heating tube A, the other end of electric capacity C2 and 220V alternating current, the other end of the control pole contact resistance R1 of bidirectional triode thyristor Q1, resistance R1 connects the anode of diode D3, and the negative electrode of diode D3 connects the pin 3 of chip IC 1, and the other end of resistance R2 connects the anode of diode D1, the negative electrode of diode D2 and the other end of electric capacity C2, the anode of diode D2 connects the other end of electric capacity C1, the anode of diode D4, thermistor RS, the pin 2 of relay J and chip IC 1, the pin 1 of chip IC 1 connects thermistor RS, another stiff end of potentiometer RP1 and the sliding end of potentiometer RP1, the other end of the other end contact resistance R3 of relay J.
As preferred version of the present utility model: described relay J is normally opened contact relay.
As preferred version of the present utility model: described chip IC 1 is LM317 type circuit of three-terminal voltage-stabilizing integrated.
As preferred version of the present utility model: the model of described thermistor RS is 103AT-4.
Compared with prior art, the beneficial effects of the utility model are: the utility model heating circuit structure is simple, components and parts are few, bidirectional triode thyristor is utilized to substitute unlatching and the shutoff of Control heating tube, add the useful life of circuit, and circuit uses high precision thermosensitive resistor as temperature control original paper, add the accuracy of circuit, also add Powercut self locking power circuit simultaneously, prevent because of the waste of energy caused of sending a telegram here again after power failure.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of electric water heater heating circuit;
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, a kind of electric water heater heating circuit, comprises key switch K1, relay J, bidirectional triode thyristor Q1, heating tube A and chip IC 1, one end of described key switch K1 connects contact J-1 and the 220V alternating current of relay J, the other end contact resistance R3 of key switch K1, the negative electrode of diode D1, the negative electrode of diode D4, electric capacity C1, a stiff end of potentiometer RP1 and a main electrode of bidirectional triode thyristor Q1, another main electrode of bidirectional triode thyristor Q1 connects heating tube A, the other end contact resistance R2 of heating tube A, the other end of electric capacity C2 and 220V alternating current, the other end of the control pole contact resistance R1 of bidirectional triode thyristor Q1, resistance R1 connects the anode of diode D3, and the negative electrode of diode D3 connects the pin 3 of chip IC 1, and the other end of resistance R2 connects the anode of diode D1, the negative electrode of diode D2 and the other end of electric capacity C2, the anode of diode D2 connects the other end of electric capacity C1, the anode of diode D4, thermistor RS, the pin 2 of relay J and chip IC 1, the pin 1 of chip IC 1 connects thermistor RS, another stiff end of potentiometer RP1 and the sliding end of potentiometer RP1, the other end of the other end contact resistance R3 of relay J.
Described relay J is normally opened contact relay.
Described chip IC 1 is LM317 type circuit of three-terminal voltage-stabilizing integrated.
The model of described thermistor RS is 103AT-4.
Operation principle of the present utility model is: during use, and push button K switch, and relay J must conduct, its normally opened contact J-1 adhesive, and circuit ON, even if now unclamp key switch K1, circuit also can normally work.When the temperature value that temperature sets lower than thermistor RS, the resistance of thermistor RS is larger, 1 pin voltage conducting higher than its cut-in voltage of circuit of three-terminal voltage-stabilizing integrated IC1, light light-emitting diode D3, and provide trigger voltage for bidirectional triode thyristor Q1, make bidirectional triode thyristor Q1 conducting, heating tube A starts heating.When temperature reaches design temperature, along with the continuous reduction of thermistor RS resistance, the voltage drop of circuit of three-terminal voltage-stabilizing integrated IC1 control end ends below cut-in voltage, and light-emitting diode D3 extinguishes, and bidirectional triode thyristor Q1 ends, and heating tube A stops heating.When in use occurring having a power failure, relay J dead electricity, its normally opened contact J-1 disconnects, even if circuit of therefore again sending a telegram here also can not work, prevents because of the waste of energy caused of sending a telegram here again after power failure.
Claims (4)
1. an electric water heater heating circuit, comprises key switch K1, relay J, bidirectional triode thyristor Q1, heating tube A and chip IC 1, is characterized in that, one end of described key switch K1 connects contact J-1 and the 220V alternating current of relay J, the other end contact resistance R3 of key switch K1, the negative electrode of diode D1, the negative electrode of diode D4, electric capacity C1, a stiff end of potentiometer RP1 and a main electrode of bidirectional triode thyristor Q1, another main electrode of bidirectional triode thyristor Q1 connects heating tube A, the other end contact resistance R2 of heating tube A, the other end of electric capacity C2 and 220V alternating current, the other end of the control pole contact resistance R1 of bidirectional triode thyristor Q1, resistance R1 connects the anode of diode D3, and the negative electrode of diode D3 connects the pin 3 of chip IC 1, and the other end of resistance R2 connects the anode of diode D1, the negative electrode of diode D2 and the other end of electric capacity C2, the anode of diode D2 connects the other end of electric capacity C1, the anode of diode D4, thermistor RS, the pin 2 of relay J and chip IC 1, the pin 1 of chip IC 1 connects thermistor RS, another stiff end of potentiometer RP1 and the sliding end of potentiometer RP1, the other end of the other end contact resistance R3 of relay J.
2. a kind of electric water heater heating circuit according to claim 1, is characterized in that, described relay J is normally opened contact relay.
3. according to a kind of electric water heater heating circuit according to claim 1, it is characterized in that, described chip IC 1 is LM317 type circuit of three-terminal voltage-stabilizing integrated.
4. according to a kind of electric water heater heating circuit according to claim 1, it is characterized in that, the model of described thermistor RS is 103AT-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520367086.1U CN204634062U (en) | 2015-05-29 | 2015-05-29 | A kind of electric water heater heating circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520367086.1U CN204634062U (en) | 2015-05-29 | 2015-05-29 | A kind of electric water heater heating circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204634062U true CN204634062U (en) | 2015-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520367086.1U Expired - Fee Related CN204634062U (en) | 2015-05-29 | 2015-05-29 | A kind of electric water heater heating circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204634062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111679707A (en) * | 2020-06-10 | 2020-09-18 | 李松涛 | Quantitative automatic control waste water heating treatment system |
-
2015
- 2015-05-29 CN CN201520367086.1U patent/CN204634062U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111679707A (en) * | 2020-06-10 | 2020-09-18 | 李松涛 | Quantitative automatic control waste water heating treatment system |
| CN111679707B (en) * | 2020-06-10 | 2023-12-12 | 湖南大唐先一科技有限公司 | Quantitative automatic control wastewater heating treatment system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xiao Xiangning Inventor after: Wu Guobao Inventor after: Liang Shuihuo Inventor after: Li Rudi Inventor before: Lin Min |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151102 Address after: 528400 Zhongshan Guangdong Nantou town garden roadside Patentee after: ZHONGSHAN AKSM ELECTRIC APPLIANCE CO.,LTD. Address before: Ding Jie Tang Xiangshan County town of 315700 crosses Zhejiang city of Ningbo Province Patentee before: Lin Min |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Electric water heater heating circuit Effective date of registration: 20200526 Granted publication date: 20150909 Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd. Pledgor: ZHONGSHAN AKSM ELECTRIC APPLIANCE Co.,Ltd. Registration number: Y2020980002498 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 |