CN111457600A - Zero-power-consumption standby circuit of forced-ventilated type gas water heater - Google Patents
Zero-power-consumption standby circuit of forced-ventilated type gas water heater Download PDFInfo
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- CN111457600A CN111457600A CN202010151321.7A CN202010151321A CN111457600A CN 111457600 A CN111457600 A CN 111457600A CN 202010151321 A CN202010151321 A CN 202010151321A CN 111457600 A CN111457600 A CN 111457600A
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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
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
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- General Engineering & Computer Science (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
The invention belongs to the technical field of gas water heaters, and particularly relates to a zero-power-consumption standby circuit of a forced-ventilated type gas water heater, which is divided into two paths, namely a low-voltage power supply circuit and a high-voltage power supply circuit, wherein the high-voltage power supply circuit supplies power at 220V, and the low-voltage power supply circuit is a 9V rechargeable battery; the zero-power-consumption standby circuit provided by the invention realizes the zero-power-consumption standby of the forced-ventilated type gas water heater, saves electricity, protects the electronic components in the forced-ventilated type gas water heater from aging and damage due to long-term power-on, and improves the service life and the safety of equipment.
Description
Technical Field
The invention belongs to the technical field of gas water heaters, and particularly relates to a zero-power-consumption standby circuit of a forced-ventilated type gas water heater.
Background
Forced-ventilated formula gas heater is through the motor of airing exhaust of setting in the water heater top force outwards to discharge fume to make the abandonment of burning discharge outdoor fast, give the gas heater power supply through an external plug, under the circumstances of circular telegram, logical water, ventilate, because the pressure of rivers opens micro-gap switch, the motor of airing exhaust begins work exhaust, pulse igniter begins to discharge simultaneously, gas control solenoid valve opens the air current and passes through and get into the combustion chamber, the gas meets the electric spark and ignites, begin to heat the circulation tank, hot water is very fast after cold water discharges.
At present, the forced-ventilated type gas water heater is widely applied, and in the using process of the forced-ventilated type gas water heater, an external plug for supplying power to the gas water heater is inserted into a socket for a long time, namely the gas water heater does not work normally but is in a standby state all the time, a controller circuit in the gas water heater consumes power all the time, the long-time standby state consumes power, and internal electronic components are easy to age and damage.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a zero-power-consumption standby circuit of a forced-ventilated type gas water heater.
In order to achieve the purpose, the invention adopts the following technical scheme:
a zero-power-consumption standby circuit of a forced-ventilated type gas water heater is divided into two paths, namely a low-voltage power supply circuit and a high-voltage power supply circuit, wherein the high-voltage power supply circuit supplies power at 220V and comprises a power transformer and a fan connected with the power transformer in parallel; one end of the fan is connected with a second contact, and the other end of the second contact is connected with a first contact and a third contact which is connected with the first contact in parallel;
the secondary output 12V alternating voltage of the power transformer is divided into two paths after being rectified by a diode, one path supplies power to the electronic ignition control circuit, the other path outputs low-voltage direct current 12V voltage after being filtered by a second capacitor to supply power to the 1 st pin of the three-terminal voltage stabilizer, the 3 rd pin of the three-terminal voltage stabilizer is connected to a first diode, and the other end of the first diode supplies power to the low-voltage power supply circuit;
the low-voltage power supply circuit is a 9V rechargeable battery, a second diode is connected to the positive end of the rechargeable battery, a first resistor is connected to the second diode in parallel, the negative electrode of the second diode is connected to a water flow switch and a first relay in the gas water heater, and the other end of the first relay is connected to the negative electrode of the rechargeable battery;
the low-voltage direct-current 12V positive electrode end subjected to filtering processing by the second capacitor is also connected with a second relay;
the 12V positive pole of the secondary output of the power transformer is connected to the 1 st pin of the electronic ignition control circuit, the 4 th pin and the 5 th pin of the electronic ignition control circuit are correspondingly connected to the two ends of the fourth contact, the 3 rd pin of the electronic ignition control circuit is connected to one end of the second resistor, the other end of the second resistor is connected to the base electrode of the first triode, and the collector electrode of the first triode is connected to the second relay.
Preferably, the second relay is a double-contact relay.
Preferably, the fan is connected in parallel with a first capacitor.
Preferably, the second contact and the third contact are double normally open contact relays.
Compared with the prior art, the invention has the following technical effects:
the zero-power-consumption standby circuit provided by the invention realizes the zero-power-consumption standby of the forced-ventilated type gas water heater, saves electricity, protects the electronic components in the forced-ventilated type gas water heater from aging and damage due to long-term power-on, and improves the service life and the safety of equipment.
Drawings
Fig. 1 is a schematic circuit diagram of a zero power consumption standby circuit of a forced-ventilated gas water heater provided by the invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further clarified by combining the specific drawings.
As shown in fig. 1, the invention provides a zero power consumption standby circuit of a forced-ventilated type gas water heater, which is divided into two paths, namely a low-voltage power supply circuit and a high-voltage power supply circuit, wherein the high-voltage power supply circuit supplies power at 220V and comprises a power transformer T1 and a fan M connected in parallel with the power transformer T1; the method is characterized in that: one end of the fan M is connected with a second contact J2-1, and the other end of the second contact J2-1 is connected with a first contact J1-1 and a third contact J2-2 which is connected with the first contact J1-1 in parallel;
the 12V alternating voltage output by the secondary side of the power transformer T1 is divided into two paths after being rectified by diodes D3-D6, one path supplies power to an electronic ignition control circuit U1, the other path outputs low-voltage direct current 12V voltage after being filtered by a second capacitor C2 to supply power to the 1 st pin of a three-terminal regulator IC17809, the 3 rd pin of the three-terminal regulator IC17809 is connected to a first diode D1, and the other end of the first diode D1 supplies power to the low-voltage power supply circuit; specifically, the 3 rd pin of the three-terminal regulator IC17809 outputs 9V voltage, and 8.5V voltage is output through the first diode D1 to supply power to the low-voltage power supply circuit.
The low-voltage power supply circuit is a 9V rechargeable battery DC1, a second diode D2 is connected to the positive end of the rechargeable battery DC1, a first resistor R1 is connected to the second diode D2 in parallel, the negative electrode of the second diode D2 is connected to a water flow switch K1 and a first relay J1 in the gas water heater, the other end of the first relay J1 is connected to the negative electrode of the rechargeable battery DC1, and the coil power supply voltage of the first relay J1 is 9V;
the low-voltage direct-current 12V positive electrode end subjected to filtering processing by the second capacitor C2 is also connected with a second relay J2;
the 12V positive pole of the secondary output of the power transformer T1 is connected to the 1 st pin of the electronic ignition control circuit U1, the 4 th pin and the 5 th pin of the electronic ignition control circuit U1 are correspondingly connected to the two ends of the fourth contact J1-2, the 3 rd pin of the electronic ignition control circuit U1 is connected to one end of a second resistor R2, the other end of the second resistor R2 is connected to the base of a first triode Q1, and the collector of the first triode Q1 is connected to a second relay J2.
The second relay J2 is a double-contact relay.
And a first capacitor C1 is connected in parallel on the fan M.
The second contact J2-1 and the third contact J2-2 are double normally open contact relays.
The invention provides a zero-power-consumption standby circuit suitable for a forced-ventilated type gas water heater.
The specific working principle is as follows:
firstly, the L and the N ends of a forced-ventilated type gas water heater are connected to a 220V power supply, when a water tap of the water heater is turned on, a water flow switch K1 in the water heater is switched on, 9V voltage of a rechargeable battery DC1 is switched on through a second diode D2, 8.5V voltage output by a negative electrode is switched on through a water flow switch K1 to enable a first relay J1 to be electrically operated, so that a first contact J1-1 and a fourth contact J1-2 are simultaneously switched on in an attracting mode, after the first contact J1-1 is switched on in an attracting mode, a primary side of a power supply transformer T1 is electrically operated, alternating current 12V voltage output by a secondary side of the power supply transformer T1 is switched on through another diode D3-D3 rectifying a second capacitor C3 for filtering, another direct current voltage is switched on in two ways, one way supplies power to an electronic ignition control circuit U3 and the second relay J3, when the first relay J3 is switched on, the third contact J3, the third transistor J3 is switched on 3, the third contact J3 is switched on 3, the third contact J3 is switched on a 3, the third contact J36J 3, the third contact J36J 3, the third transistor J36J 3 is switched on a 36J 3, the third contact J36J 3, the third transistor J36J 3, the switch is switched on a 3.
When a water faucet of the water heater is closed, after a water flow switch K1 is switched off, a first relay J1 is powered off and does not work, a first contact J1-1 and a fourth contact J1-2 are not attracted, after a fourth contact J1-2 is switched off, an ignition system of an electronic ignition control circuit U1 is switched off, only a 3 rd pin of the electronic ignition control circuit U1 outputs a high level, a first triode Q1 is kept conducted, a second relay J2 is kept conducted and works, meanwhile, a second contact J2-1 and a third contact J2-2 are kept attracted, a third contact J2-2 is kept attracted, a power supply transformer T1 is kept conducted and works, a second contact J2-1 is kept attracted, a fan M is kept rotating, after a certain time, a 3 rd pin of an electronic ignition control circuit U1 in the forced-exhaust type gas water heater outputs a low level, and the first triode Q1 is switched off, the second relay J2 is not operated when power is lost, the second contact J2-1 and the third contact J2-2 are not attracted at the same time, the fan M is powered off, the power transformer T1 is powered off, no voltage is output from the secondary side, the first contact J1-1 is in an unadhered state after the water flow switch K1 is disconnected, so that zero power consumption standby of the forced-ventilated type gas water heater is achieved, electricity is saved, internal electronic components of the forced-ventilated type gas water heater are protected against aging and damage due to long-term power on, only the fan stops rotating when an original water heater is turned off when a water faucet is turned off, but the power transformer T1 and the internal circuit of the electronic ignition control circuit U1 are still in an energized state, and the internal electronic components of the forced-ventilated type gas water heater are aged and damaged due to long-term power on.
The foregoing shows and describes the general principles, essential features, and inventive features of this invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A zero-power-consumption standby circuit of a forced-ventilated type gas water heater is divided into two paths, namely a low-voltage power supply circuit and a high-voltage power supply circuit, wherein the high-voltage power supply circuit supplies power at 220V voltage and comprises a power transformer (T1) and a fan (M) connected with the power transformer (T1) in parallel; the method is characterized in that: one end of the fan (M) is connected with a second contact (J2-1), and the other end of the second contact (J2-1) is connected with a first contact (J1-1) and a third contact (J2-2) which is connected with the first contact (J1-1) in parallel;
the secondary output 12V alternating voltage of the power transformer (T1) is divided into two paths after being rectified by diodes (D3-D6), one path supplies power to an electronic ignition control circuit (U1), the other path outputs low-voltage direct current 12V voltage after being filtered by a second capacitor (C2) to supply power to the 1 st pin of a three-terminal regulator (IC17809), the 3 rd pin of the three-terminal regulator (IC17809) is connected to a first diode (D1), and the other end of the first diode (D1) supplies power to the low-voltage power supply circuit;
the low-voltage power supply circuit is a 9V rechargeable battery (DC1), a second diode (D2) is connected to the positive electrode end of the rechargeable battery (DC1), a first resistor (R1) is connected to the second diode (D2) in parallel, the negative electrode of the second diode (D2) is connected to a water flow switch K1 and a first relay (J1) inside the gas water heater, and the other end of the first relay (J1) is connected to the negative electrode of the rechargeable battery (DC 1);
the low-voltage direct current 12V positive electrode end filtered by the second capacitor (C2) is also connected with a second relay (J2);
the 12V positive electrode of the secondary output of the power transformer (T1) is connected to the 1 st pin of the electronic ignition control circuit (U1), the 4 th pin and the 5 th pin of the electronic ignition control circuit (U1) are correspondingly connected to two ends of a fourth contact (J1-2), the 3 rd pin of the electronic ignition control circuit (U1) is connected to one end of a second resistor (R2), the other end of the second resistor (R2) is connected to the base electrode of a first triode (Q1), and the collector electrode of the first triode (Q1) is connected to a second relay (J2).
2. The zero-power standby circuit of the forced-ventilated type gas water heater according to claim 1, wherein the second relay (J2) is a double-contact relay.
3. The zero-power-consumption standby circuit of the forced-ventilated type gas water heater according to claim 1, wherein a first capacitor (C1) is connected in parallel with the fan (M).
4. The zero-power standby circuit of the forced-ventilated type gas water heater according to claim 1, wherein the second contact (J2-1) and the third contact (J2-2) are double normally open contact relays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010151321.7A CN111457600A (en) | 2020-03-06 | 2020-03-06 | Zero-power-consumption standby circuit of forced-ventilated type gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010151321.7A CN111457600A (en) | 2020-03-06 | 2020-03-06 | Zero-power-consumption standby circuit of forced-ventilated type gas water heater |
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| Publication Number | Publication Date |
|---|---|
| CN111457600A true CN111457600A (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010151321.7A Pending CN111457600A (en) | 2020-03-06 | 2020-03-06 | Zero-power-consumption standby circuit of forced-ventilated type gas water heater |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2968093B2 (en) * | 1991-07-19 | 1999-10-25 | 株式会社東芝 | Battery power storage system |
| CN201340528Y (en) * | 2008-12-16 | 2009-11-04 | 钱和革 | Zero-power time-limited standby control circuit of household appliances |
| CN101963789A (en) * | 2010-09-02 | 2011-02-02 | 常州市凯迪电器有限公司 | Standby zero power consumption switch control system |
| CN201918935U (en) * | 2010-09-02 | 2011-08-03 | 常州市凯迪电器有限公司 | Zero power consumption standby switch control device |
| CN202153594U (en) * | 2011-08-03 | 2012-02-29 | 刘举柱 | Strong emission type water heater energy-saving socket circuit with zero standby power consumption |
| CN102662345A (en) * | 2012-05-31 | 2012-09-12 | 青岛海信电器股份有限公司 | Zero-power-consumption standby circuit |
| CN103280876A (en) * | 2013-04-27 | 2013-09-04 | 刘举柱 | Zero power consumption standby circuit for strong emission-type gas water heater |
| CN203432092U (en) * | 2013-08-22 | 2014-02-12 | 王舒怡 | Domestic electric water heater zero-power-consumption standby and sleep control device and electric water heater |
-
2020
- 2020-03-06 CN CN202010151321.7A patent/CN111457600A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2968093B2 (en) * | 1991-07-19 | 1999-10-25 | 株式会社東芝 | Battery power storage system |
| CN201340528Y (en) * | 2008-12-16 | 2009-11-04 | 钱和革 | Zero-power time-limited standby control circuit of household appliances |
| CN101963789A (en) * | 2010-09-02 | 2011-02-02 | 常州市凯迪电器有限公司 | Standby zero power consumption switch control system |
| CN201918935U (en) * | 2010-09-02 | 2011-08-03 | 常州市凯迪电器有限公司 | Zero power consumption standby switch control device |
| CN202153594U (en) * | 2011-08-03 | 2012-02-29 | 刘举柱 | Strong emission type water heater energy-saving socket circuit with zero standby power consumption |
| CN102662345A (en) * | 2012-05-31 | 2012-09-12 | 青岛海信电器股份有限公司 | Zero-power-consumption standby circuit |
| CN103280876A (en) * | 2013-04-27 | 2013-09-04 | 刘举柱 | Zero power consumption standby circuit for strong emission-type gas water heater |
| CN203432092U (en) * | 2013-08-22 | 2014-02-12 | 王舒怡 | Domestic electric water heater zero-power-consumption standby and sleep control device and electric water heater |
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Application publication date: 20200728 |