CN102252415B - Adjustable constant temperature and constant current water heater - Google Patents
Adjustable constant temperature and constant current water heater Download PDFInfo
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- CN102252415B CN102252415B CN 201110210200 CN201110210200A CN102252415B CN 102252415 B CN102252415 B CN 102252415B CN 201110210200 CN201110210200 CN 201110210200 CN 201110210200 A CN201110210200 A CN 201110210200A CN 102252415 B CN102252415 B CN 102252415B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000009835 boiling Methods 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000009841 combustion method Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 241000404068 Cotula Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention discloses an adjustable constant temperature and constant current water heater, which comprises a shell, a heat insulation layer, an inner container, a heating pipe, a water inlet pipe, a water outlet pipe, a power supply control panel and an operating control panel. The water heater is characterized in that: a safety valve, a booster pump, a flower sensor, an opening valve, the inner container, a temperature control valve, a first temperature sensor and a normally-closed electromagnetic valve are connected in series between the water inlet pipe and the water outlet pipe; the operating control panel is connected with the power supply control panel in double directions; the power supply control panel directly controls the booster pump, the normally-closed electromagnetic valve and the heating pipe respectively; the power supply control panel also controls the opening valve through a first micro motor and controls the temperature control valve through a second micro motor; and the power supply control panel receives the sensing signals of the flow sensor, the first temperature sensor, a second temperature sensor and a water level sensor. By adopting the control of a closed-loop circuit, constant temperature and constant current water of the water heater can be accurately ensured and can be realized even under low water pressure, and manual adjustment is not needed. The water heater has many advantages of convenience for use, comfortableness, energy conservation, humanization and the like.
Description
Technical field
The present invention relates to water heater, be specifically related to a kind of adjustable constant-temperature constant-current water heater.
Background technology
Present most storage-type electric water heater all is to regulate water temperature and flow by manually mixing water valve in the outside installation of water heater.But regulate water temperature and flow and unstable by manually mixing water valve, and be difficult to be adjusted to suitable temperature and flow.Leaving water temperature also can and then descend when the inner bag water temperature constantly descends, and keep water temperature constantly to realize by regulating the ratio of mixing water valve, bother very much, and the variation of hydraulic pressure also can have influence on temperature and the flow of water outlet.Reduced the shower comfort level, and the waste power and water.At present, also favourablely realize automatic constant-temperature with the electronics proportioning valve, as Chinese patent: 200720120008.7, but it is a kind of control system of open loop type, can not accurately regulate water temperature in time, control is inaccurate, and can not realize constant current during low hydraulic pressure.
Summary of the invention
The objective of the invention is to solve the problem of above-mentioned existence, a kind of adjustable constant-temperature constant-current water heater is provided.
Realize that the technical scheme that the object of the invention adopts is: a kind of adjustable constant-temperature constant-current water heater, comprise shell, heat-insulation layer, inner bag, heating tube, water inlet pipe, outlet pipe, power board and operation control panel, it is characterized in that, to being serially connected with safety valve, booster pump, flow sensor, aperture valve, inner bag, temperature-sensing valve, first temperature sensor and normally closed solenoid valve between the outlet pipe, operation control panel is connected with power board is two-way at water inlet pipe; Power board is directly controlled booster pump, normally closed solenoid valve and heating tube respectively; Power board is also by first micromachine control aperture valve, by second micromachine control temperature-sensing valve; Power board is accepted the induced signal of flow sensor, first temperature sensor, second temperature sensor and level sensor respectively.
Above-mentioned aperture valve outlet port end has a branch road directly to be connected with temperature-sensing valve.
During use, energising and the outage of controlling normally closed solenoid valve by power board with " boiling water/Guan Shui " button on the operation control panel just can realize water and Guan Shui; By corresponding key on the operation control panel temperature of inner bag heating water temperature can be set, and can regulate leaving water temperature and flow size; Wherein thereby effluent temperature constancy is to control second micromachine by the signal of first temperature sensor feedback to adjust the hot and cold water ratio of temperature-sensing valve and realize; Be to control first micromachine by the signal of flow sensor feedback to adjust the aperture of aperture valve and realize thereby water flow is constant, and booster pump will move automatically so that flow reaches setting value when still not reaching the flow of setting when aperture valve standard-sized sheet.
Described booster pump, flow sensor, aperture valve are installed on the cold water water inlet main channel, power board compares according to the feedback signal of flow sensor and the flow signal of setting, control just commentaries on classics or the counter-rotating of first micromachine again, thereby adjust the aperture size of aperture valve, realize constant flow and consistent with setting value; Described temperature-sensing valve is a threeway proportioning valve, two water inlets are connected with the hot water outlet pipe with cold water respectively, be provided with temperature sensor in the delivery port, delivery port is connected with normally closed solenoid valve, power board compares according to the feedback signal of first temperature sensor and the temperature signal of setting, control just commentaries on classics or the counter-rotating of second micromachine again, thereby adjust the hot and cold water scale of temperature-sensing valve, realize temperature constant and consistent with setting value.
Described booster pump, flow sensor, putting in order of aperture valve can exchange mutually, and can be installed in after the delivery port of temperature-sensing valve.
Described normally closed solenoid valve can be installed in after arbitrary position, cold water main channel or the temperature-sensing valve delivery port.Can realize pressure-bearing type design when being contained on the cold water main channel when normally closed electromagnetism closes, after being installed in the temperature-sensing valve water inlet, design for pressure-bearing type.
Thereby the boiling water on the described operation control panel/pass water button can be controlled energising and the outage of normally closed solenoid valve and realize boiling water and Guan Shui.
Respective keys on the described operation control panel can set out the size of coolant-temperature gage and flow.
Described second temperature sensor and level sensor are installed in the inner bag, second temperature sensor is used for the heating maximum temperature of control hot water, level sensor just allows heating tube work for detection of the water level in the inner bag when in the inner bag water being arranged, the dry combustion method of prevention heating tube.
Described operation control panel is provided with hot water amount's indicator lamp, the height that records temperature according to second temperature sensor in the inner bag is lighted successively or is extinguished successively, and " hot water amount's deficiency " printed words can glimmer when the temperature that records when second temperature sensor was lower than the leaving water temperature of setting, and have " ticking ... " auditory tone cues.
When the aperture of described aperture valve did not still reach the flow value of setting when maximum, power board moved so that flow reaches the flow value of setting booster pump automatically.
Be the reliability of raising the present invention control and the globality of product, above-mentioned temperature-sensing valve and first temperature sensor are integrative-structures; Aperture valve and first micromachine are integrative-structures.
The invention has the beneficial effects as follows, owing to adopted closed loop circuit control, can accurately guarantee water heater water outlet constant-temperature constant-current, even also can realize during low hydraulic pressure, and do not need manual adjustments.Have plurality of advantages such as easy to use, comfortable, energy-conservation, hommization.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention;
Fig. 2 is the operation control panel enlarged diagram of Fig. 1 embodiment;
Fig. 3 is pressure-bearing type design principle figure of the present invention;
Fig. 4 is not pressure-bearing type design principle figure of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail.
Shown in Fig. 1,2,3,4, adjustable thermostatic constant current water heater of the present invention, comprise shell 1, heat-insulation layer 2, inner bag 3, outer cover 4, outlet pipe 5, second micromachine 61, temperature-sensing valve 6, normally closed solenoid valve 7, first temperature sensor 62, safety valve 8, booster pump 9, flow sensor 10, aperture valve 11, first micromachine 111, water inlet pipe 12, heating tube 13, second temperature sensor 14, level sensor 15, power board 16, operation control panel 17, wherein second micromachine 61, temperature-sensing valve 6 and first temperature sensor 62 are one; Aperture valve 11 and first micromachine 111 are one; Booster pump 9, flow sensor 10, aperture valve 11 are installed on the cold water water inlet main channel, power board 16 compares according to the feedback signal of flow sensor 10 and the flow signal of setting, control just commentaries on classics or the counter-rotating of first micromachine 111 again, thereby adjust the aperture size of aperture valve 11, realize constant flow and consistent with setting value; Temperature-sensing valve 6 is threeway proportioning valves, two water inlets are connected with hot water outlet pipe 5 with cold water respectively, first temperature sensor 62 is located in the delivery port, delivery port is connected with normally closed solenoid valve 7, power board 16 compares according to the feedback signal of first temperature sensor 62 and the temperature signal of setting, control just commentaries on classics or the counter-rotating of second micromachine 61 again, thereby adjust the hot and cold water scale of temperature-sensing valve 6, realize temperature constant and consistent with setting value.Described temperature-sensing valve 6, normally closed solenoid valve 7, safety valve 8, booster pump 9, flow sensor 10, aperture valve 11 are prior art, and structure and operation principle are detailed no longer here.
Thereby energising and the outage of controlling normally closed solenoid valve 7 by boiling water/Guan Shui 179 buttons on the operation control panel 17 realize boiling water and Guan Shui, do not need manually to mix water valve.
1710 buttons are set, increase button 172 and reduce the temperature that button 174 is regulated water outlet by the water temperature on the operation control panel 17.
By flow set 1711 buttons on the operation control panel 17, increase button 172 and reduce the flow that button 174 is regulated water outlet.
171 buttons are set, increase button 172 and reduce the highest water temperature that button 174 is set inner bag 3 heating by the heating on the operation control panel 17.
When level sensor 15 detects to such an extent that water is arranged in the inner bag 3, by the switch 173 on the operation control panel 17 by the work of key control heating tube 13 with do not work; When not having water in level sensor 15 detects inner bag 3, press switch 173 buttons, heater 13 can not be worked and charactron 176 flickers, and the prompting user effectively prevents heating tube 13 dry combustion methods.
The height that hot water amount's indicator lamp 177 on the operation control panel 17 records temperature according to second temperature sensors 14 in the inner bag 3 is lighted successively or is extinguished successively, and the not enough printed words 175 of hot water amount can flicker when the temperature that records when second temperature sensor 14 was lower than the leaving water temperature of setting, and have " ticking ... " auditory tone cues.
Charactron 176 on the operation control panel 17 shows the maximum temperature value that heating arranges when being in the pass water state, show that when being in the boiling water state flow sensor 10 records flow value; Charactron 178 shows that second temperature sensor 14 records temperature value when being in the pass water state, show that when being in the boiling water state first temperature sensor 62 records temperature value.
When still not reaching the flow value of setting when the aperture of aperture valve 11 is maximum, booster pump 9 is operation automatically, and hydraulic pressure is strengthened so that flow reaches the flow value of setting.
Claims (9)
1. adjustable constant-temperature constant-current water heater, comprise shell (1), heat-insulation layer (2), inner bag (3), heating tube (13), water inlet pipe (12), outlet pipe (5), power board (16) and operation control panel (17), it is characterized in that, be serially connected with safety valve (8) at water inlet pipe (12) between the outlet pipe (5), booster pump (9), flow sensor (10), aperture valve (11), inner bag (3), temperature-sensing valve (6), first temperature sensor (62) and normally closed solenoid valve (7), described operation control panel (17) and two-way connection of power board (16); Power board (16) is directly controlled booster pump (9), normally closed solenoid valve (7) and heating tube (13) respectively; Power board (16) is by first micromachine (111) control aperture valve (11), by second micromachine (61) control temperature-sensing valve (6); Power board (16) is accepted the induced signal of flow sensor (10), first temperature sensor (62), second temperature sensor (14) and level sensor (15) respectively, and described second temperature sensor (14) and level sensor (15) are installed in the inner bag (3).
2. adjustable constant-temperature constant-current water heater according to claim 1 is characterized in that, described aperture valve (11) port of export has a branch road directly to be connected with temperature-sensing valve (6).
3. adjustable constant-temperature constant-current water heater according to claim 2, it is characterized in that, described temperature-sensing valve (6) is a threeway proportioning valve, two water inlets are connected with the hot water outlet pipe with cold water respectively, first temperature sensor (62) is located in the delivery port, and delivery port is connected with normally closed solenoid valve (7).
4. adjustable constant-temperature constant-current water heater according to claim 1 is characterized in that, described booster pump (9), flow sensor (10), putting in order of aperture valve (11) can be arranged arbitrarily.
5. adjustable constant-temperature constant-current water heater according to claim 1 is characterized in that, described normally closed solenoid valve (7) is installed in after arbitrary position, cold water main channel or temperature-sensing valve (6) delivery port.
6. adjustable constant-temperature constant-current water heater according to claim 1 is characterized in that, described operation control panel (17) is provided with hot water amount's indicator lamp (177).
7. adjustable constant-temperature constant-current water heater according to claim 1, it is characterized in that, when the aperture of described aperture valve (11) did not still reach the flow value of setting when maximum, booster pump (9) can be moved so that flow reaches the flow value of setting automatically by power board (16) control.
8. adjustable constant-temperature constant-current water heater according to claim 1 is characterized in that, described temperature-sensing valve (6) and first temperature sensor (62) are integrative-structures.
9. according to claim 1 or 8 described adjustable constant-temperature constant-current water heaters, it is characterized in that described aperture valve (11) and first micromachine (111) are integrative-structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110210200 CN102252415B (en) | 2011-07-26 | 2011-07-26 | Adjustable constant temperature and constant current water heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110210200 CN102252415B (en) | 2011-07-26 | 2011-07-26 | Adjustable constant temperature and constant current water heater |
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| Publication Number | Publication Date |
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| CN102252415A CN102252415A (en) | 2011-11-23 |
| CN102252415B true CN102252415B (en) | 2013-08-14 |
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| CN 201110210200 Active CN102252415B (en) | 2011-07-26 | 2011-07-26 | Adjustable constant temperature and constant current water heater |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102589177A (en) * | 2012-03-26 | 2012-07-18 | 苏州开来新能源有限公司 | Water feeding and discharging temperature control device for solar water heater |
| CN104422180A (en) * | 2013-09-05 | 2015-03-18 | 苏州开来新能源有限公司 | Up-water and down-water temperature control device applied to solar water heater and having function of preventing mixture of cold water and hot water |
| CN104422181A (en) * | 2013-09-05 | 2015-03-18 | 苏州开来新能源有限公司 | Solar water heater control device with water feeding and pressure increasing function |
| CN104214957B (en) * | 2014-08-18 | 2017-02-22 | 芜湖美的厨卫电器制造有限公司 | Water heater with wireless temperature controller |
| CN104596091B (en) * | 2015-01-16 | 2018-05-01 | 芜湖美的厨卫电器制造有限公司 | The thermostatically-controlled equipment and constant-temperature control method of electric water heater system and electric heater |
| CN104597885A (en) * | 2015-01-26 | 2015-05-06 | 联想(北京)有限公司 | Control method and intelligent control center |
| CN104896762B (en) * | 2015-06-24 | 2017-12-29 | 芜湖美的厨卫电器制造有限公司 | Fire the flow control methods of electric complementary hot-water system |
| CN105066432A (en) * | 2015-07-30 | 2015-11-18 | 芜湖美的厨卫电器制造有限公司 | Hot water system, constant temperature device and control method of constant temperature device |
| CN105716255A (en) * | 2016-04-19 | 2016-06-29 | 西南石油大学 | Shower box |
| CN107059320A (en) * | 2017-04-03 | 2017-08-18 | 赵海慧 | A kind of washing machine |
| CN107843140A (en) * | 2017-11-10 | 2018-03-27 | 河南瑞美真发股份有限公司 | A kind of hair products rinsing heat exchanger |
| CN108195066A (en) * | 2018-01-30 | 2018-06-22 | 广东顺德工业设计研究院(广东顺德创新设计研究院) | Constant temperature circulating water tank |
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| CN87212059U (en) * | 1987-08-20 | 1988-06-29 | 宋世杰 | Regulating temperature electric water-heating apparatus |
| CN2445160Y (en) * | 2000-07-29 | 2001-08-29 | 金德奎 | Electronic pulse water flow control device |
| CN2679582Y (en) * | 2004-01-07 | 2005-02-16 | 广东美的集团股份有限公司 | Constant temp outlet electrothermal water heater able to set outlet temp |
| CN200972237Y (en) * | 2006-06-01 | 2007-11-07 | 吴尔宁 | Electromagnetic induction water heater |
| CN202188622U (en) * | 2011-07-26 | 2012-04-11 | 美的集团有限公司 | Adjustable constant-temperature constant-current water heater |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100890116B1 (en) * | 2007-09-20 | 2009-03-24 | 이동호 | An upward boiler |
| JP2010266148A (en) * | 2009-05-15 | 2010-11-25 | Nippon Itomic Co Ltd | Device and method of controlling temperature of water heater |
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2011
- 2011-07-26 CN CN 201110210200 patent/CN102252415B/en active Active
Patent Citations (5)
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|---|---|---|---|---|
| CN87212059U (en) * | 1987-08-20 | 1988-06-29 | 宋世杰 | Regulating temperature electric water-heating apparatus |
| CN2445160Y (en) * | 2000-07-29 | 2001-08-29 | 金德奎 | Electronic pulse water flow control device |
| CN2679582Y (en) * | 2004-01-07 | 2005-02-16 | 广东美的集团股份有限公司 | Constant temp outlet electrothermal water heater able to set outlet temp |
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Non-Patent Citations (1)
| Title |
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| JP特开2010-266148A 2010.11.25 |
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Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Applicant after: MIDEA GROUP Co.,Ltd. Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Applicant before: Midea Group |
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