CN1825238A - Thermostat for water heater and method thereof - Google Patents
Thermostat for water heater and method thereof Download PDFInfo
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- CN1825238A CN1825238A CN 200510052580 CN200510052580A CN1825238A CN 1825238 A CN1825238 A CN 1825238A CN 200510052580 CN200510052580 CN 200510052580 CN 200510052580 A CN200510052580 A CN 200510052580A CN 1825238 A CN1825238 A CN 1825238A
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Abstract
The invention relates to a thermostatic apparatus of water heater and the method. The device includes temperature sensor, water quantity controller, and water temperature controller. The detecting result from temperature sensor would be compared to a preset value by water temperature controller and controlling the water quantity according to the comparing result. Thus, the output water temperature would be maintained constant.
Description
Technical field
The present invention relates to a kind of thermostat and method thereof, particularly about a kind of thermostat and method thereof that is applied to water heater.
Background technology
Gas heater mainly is to utilize fuel gas buring that water is carried out heat treated, washes one's hands and face for people so that suitable water temperature to be provided.Yet influenced by the external factor of season, hydraulic pressure and gaseous-pressure, Chang Wufa is controlled at temperature constant state with water temperature, often causes the sometimes hot and sometimes cold of water temperature, produces inconvenience greatly for the user.
Have now and have the water heater that constant temperature is controlled, as be disclosed in the TaiWan, China patent TW292744 " gas water-heating furnace thermostatically-controlled equipment " on Dec 1st, 1996, be illustrated in figure 1 as its synoptic diagram, the cold water inlet pipe 71 of water heater 70 is to be used for cooling water to be input into the water tank (figure slightly) of water heater inside, 73 of the gas inlet pipes of water heater 70 can be for the input combustion gas in water heater 70, and the water that water tank stores heated, the hot water after the water tank heating then is by hot water delivery pipe's 72 outputs.In order to detect the water temperature of water heater output, be equiped with temperature sensor 74 on the hot water delivery pipe 72, and on gas inlet pipe 73, also be equiped with gas flow controller 76, and be electrically connected between temperature sensor 74 and the gas flow controller 76 by water temperature regulater 75, and this water temperature regulater 75 compares the testing result and a setting value of temperature sensor 74, this setting value can be used to set water temperature, and, maintain setting value so as to the output water temperature of adjusting water heater 70 according to controller 76 increases of comparative result control gas flow or minimizing gas quantity supply water heater 70.
From the above mentioned, the water temperature of existing control water heater remains on thermostatic mode, still has following point to produce:
1. by the constant temperature of how much reaching output water temperature of control gas flow, when needs heated with the raising water temperature to water, gas quantity must add, and the speed of gas consumption compares comparatively fast.
2. the water tank of water heater all is to fill water in heating process usually, and the water temperature that arrive setting is consuming time more of a specified duration, and the highest water temperature is subject to also that gas quantity supplies with what can be heated to.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of thermostat and method thereof of water heater, can be under not by the situation of adjusting gas quantity, and the water temperature of control water heater output reaches temperature constant state.
In order to solve the problems of the technologies described above, according to a kind of scheme of the present invention, a kind of thermostat of water heater is provided, reach constant temperature in order to the output water temperature of controlling a water heater, comprise: a water quantity controller, it is used for controlling the flow size that this water heater of input desires to add the hot water amount; One temperature sensor, it is used for detecting the actual temperature of this water heater institute's output water temperature after heating; An and water temperature regulater, it is electrically coupled between this water quantity controller and this temperature sensor, and with the testing result of this temperature sensor and a setting value relatively, make this water quantity controller can according to comparative result relatively control be input into the water yield size of this water heater; Therefore when the actual temperature of this water heater output water temperature during less than this setting value, this water temperature regulater is controlled this water quantity controller allows the water yield of this water heater of input reduce, and when the actual temperature of this water heater output water temperature during greater than this setting value, this water temperature regulater is controlled this water quantity controller allows the water yield of this water heater of input increase.
The thermostat of described water heater, its water quantity controller are the cold water inlet pipes that is installed in this water heater.
The thermostat of described water heater, its temperature sensor are the hot water delivery pipes who is installed in this water heater.
In order to solve the problems of the technologies described above, according to another kind of scheme of the present invention, a kind of constant temperature method of water heater is provided, reach constant temperature in order to the output water temperature of controlling a water heater, comprise: when this water heater burns heating to water, detect this water heater output water temperature, to obtain an output water temperature actual temperature; Judge the size between this an output water temperature actual temperature and the setting value; And the input water yield size of adjusting this water heater according to aforementioned judged result, wherein when this output water temperature actual temperature during less than this setting value, the water yield that control is input into this water heater reduces, and when this output water temperature actual temperature during greater than this setting value, the water yield of this water heater of control input increases.
The thermostat of described water heater, when this output water temperature actual temperature during greater than this setting value, whether the duration when earlier judging this output water temperature actual temperature greater than this setting value greater than a schedule time, if judged result is for being just to control the water yield increase that is input into this water heater.
The thermostat of described water heater, when this output water temperature actual temperature during greater than this setting value, whether the duration when earlier judging this output water temperature actual temperature greater than this setting value greater than a schedule time, if judged result is for being just to control the water yield increase that is input into this water heater.
Adopt the thermostat and the method thereof of water heater of the present invention.Water heater is under the supply of quantitatively combustion gas, can be by adjusting the water yield size of input water heater, the variation of control water heater output water temperature relatively, so not only can allow the water temperature of water heater output reach constant temperature, when water temperature heats up heat treated, also helpful for the consumption that reduces gas quantity, and output water temperature also can shorten the time in hyperthermic treatment.
Description of drawings
Fig. 1 has thermostatically controlled water heater synoptic diagram for having now;
Fig. 2 is the synoptic diagram of the thermostat of preferred embodiment water heater of the present invention; And
Fig. 3 is an operational flowchart of the present invention.
Description of reference numerals:
10 water heaters
11 cold water inlet pipes
12 gas inlet pipes
13 hot water delivery pipes
14 water quantity controllers
15 temperature sensors
16 water temperature regulaters
70 water heaters
71 cold water inlet pipes
72 hot water delivery pipes
73 gas inlet pipes
74 temperature sensors
75 water temperature regulaters
76 gas flow controllers
S301～S319 step
Embodiment
Reach technology, means and the effect that predetermined purpose is taked in order to make the auditor can further understand the present invention, see also following about detailed description of the present invention and accompanying drawing, believe purpose of the present invention, feature and characteristics, go deep into and concrete understanding when getting one thus, yet accompanying drawing only provides reference and explanation usefulness, is not to be used for the present invention is limited.
See also Fig. 2 synoptic diagram of the present invention.Present embodiment provides a kind of thermostat of water heater, and the water temperature of may command water heater output reaches temperature constant state.The cold water inlet pipe 11 of water heater 10 is to be used for cooling water to be input into the water tank (figure slightly) of water heater 10 inside, 12 of the gas inlet pipes of water heater 10 can be for the input combustion gas in water heater 10, and the water that water tank is stored carries out heat treated, hot water after the water tank heating then is by hot water delivery pipe's 13 outputs, and the water tank of water heater 10 inside all has a constant volume usually, and existing water heater is in to water tank heating process, and water tank all is to fill water usually.
But the principle of present embodiment constant temperature then is whether to reach temperature constant state by the output water temperature of judging water heater 10, and control the water yield size of input water heater 10 according to aforementioned judged result, to regulate the size of the actual water storage capacity of water heater 10 inner tank, therefore water heater 10 is being kept under the situation of quantitative fuel gas buring, when the water capacity of water tank physical holding of the stock is got over after a little while, the water temperature of water heater 10 outputs can raise relatively, otherwise the water capacity of water tank physical holding of the stock more for a long time, the water temperature of water heater 10 output can reduce relatively, the detailed construction of present embodiment and operation will in following have further clearly demonstrate.
See also Fig. 2 again, the thermostat of present embodiment water heater comprises: a water quantity controller 14, a temperature sensor 15 and a water temperature regulater 16, wherein:
Water quantity controller 14 is the cold water inlet pipes 11 that are installed in water heater 10, and water quantity controller 14 can be valve or Water-pumping motor, and the size of the may command water heater 10 input water yields is to reconcile the actual moisture storage capacity of water heater 10 inner tank.
See also Fig. 3 operational flowchart of the present invention.The constant temperature method that present embodiment provides, when comprising the following steps: that water heater 10 uses, the hot water water swivel (figure is slightly) of opening water heater 10 by the user is (S301); After water heater 10 receives the action of boiling water, carry out a series of ignition procedure, water heater 10 normal combustion (S303) afterwards, and the water heater 10 of this moment burns with quantitative combustion gas and water is heated; Judge again whether the user closes the hot water water swivel (S305) of water heater 10; If be judged as and be, water heater 10 decommission (S319) then; And, then check the water temperature (S307) of water heater 10 outputs if be judged as not, this action can be detected by temperature sensor 15 and learn the output water temperature actual temperature; Whether the water temperature of judging water heater 10 outputs afterwards again is less than setting value (S309), and this action can be carried out by temperature controller 16 and judge.
And when the water temperature of water heater 10 output during less than setting value, the water temperature of then judging water heater 10 output less than time that setting value continued whether greater than T second (S311), if judged result is for being, then reduce the cold water inflow (S313) of water heater 10, this action can be finished by water quantity controller 14, and gets back to step (S305); And if judged result for not, is then directly got back to step (S305).
And when the water temperature of water heater 10 output during greater than setting value, the water temperature of then judging water heater 10 output greater than time that setting value continued whether greater than T second (S315), if judged result is for being, then increase the cold water inflow (S317) of water heater 10, this action can be finished by water quantity controller 14, and get back to step (S305), and if judged result for not, is then directly got back to step (S305).
And in earlier figures 3, wherein the main purpose of this action of step (S313) can allow the output water temperature of water heater 10 raise, and in order to quicken the speed that water temperature raises, can cooperate the gas quantity of the water heater 10 of increasing supply simultaneously.Same situation, the purpose that this action of step (S317) is main can allow the output water temperature of water heater 10 reduce, and in order to quicken the speed that water temperature reduces, can cooperate simultaneously and reduce the gas quantity of supplying with water heater 10.
Therefore present embodiment provides a kind of thermostat and method thereof of water heater, can allow the water temperature of water heater output reach setting value, and remain on the state of constant temperature, allows the user not be used in when having a bath and worries the sometimes hot and sometimes cold non-steady state of water temperature.Present embodiment is by the size of the control water heater input water yield in addition, not only allow scope that constant temperature controls much larger than prior art, because prior art is heated to water with maximum gas amount, water temperature only allows to be raised to a ultimate value, but present embodiment is except using maximum gas flow heats to water, and cooperate the minimizing of the water heater input water yield, the effect that the present embodiment water temperature raises will be higher than prior art.Present embodiment also can be saved gas consumption in addition, in the time of will improving output water temperature because of present embodiment, only need to reduce the input water yield of water heater, and prior art must be by increasing gas flow.
Therefore, the present invention really can provide a kind of far different in existing person's design by above-mentioned disclosed technology, really can improve whole use value, and do not see publication or public use before its application, met the condition of application for a patent for invention, so propose application for a patent for invention in accordance with the law.
But, above-mentioned disclosed accompanying drawing, explanation, just as embodiments of the invention, every people who is versed in this technology works as and can do other all improvement according to above-mentioned explanation, and these changes still belong to invention spirit of the present invention and claims define in the claim.
Claims (13)
1, a kind of thermostat of water heater reaches constant temperature in order to the output water temperature of controlling a water heater, comprising:
One water quantity controller, this water heater of control input desires to add hot water amount's flow size;
One temperature sensor; Detect the actual temperature of this water heater institute's output water temperature after heating; And
One water temperature regulater is electrically coupled between this water quantity controller and the temperature sensor, and the testing result and a setting value of temperature sensor compared, and makes water quantity controller control the water yield size that be input into water heater relatively according to comparative result;
Wherein when the actual temperature of water heater output water temperature during less than setting value, water temperature regulater control water quantity controller allows the water yield of this water heater of input reduce, and when the actual temperature of water heater output water temperature during greater than setting value, water temperature regulater control water quantity controller allows the water yield of input water heater increase.
2, the thermostat of water heater as claimed in claim 1 is characterized in that, described water quantity controller is the cold water inlet pipe that is installed in this water heater.
3, the thermostat of water heater as claimed in claim 1 is characterized in that, described water quantity controller is valve or Water-pumping motor.
4, the thermostat of water heater as claimed in claim 1 is characterized in that, described temperature sensor is the hot water delivery pipe who is installed in this water heater.
5, a kind of constant temperature method of water heater reaches constant temperature in order to the output water temperature of controlling water heater, comprising:
When water heater burns heating to water, detect the water temperature of water heater output, to obtain an output water temperature actual temperature;
Judge the size between this an output water temperature actual temperature and the setting value; And
Adjust the input water yield size of this water heater according to aforementioned judged result, wherein when output water temperature actual temperature during less than setting value, the water yield that control is input into water heater reduces, and when output water temperature actual temperature during greater than setting value, the water yield increase of control input water heater.
6, the constant temperature method of water heater as claimed in claim 5 is characterized in that, detecting this water heater output water temperature is to install a water temperature regulater by the hot water delivery pipe at water heater.
7, the constant temperature method of water heater as claimed in claim 5 is characterized in that, the input water yield size of adjusting this water heater is by installing a water quantity controller at the cold water inlet pipe of water heater.
8, the constant temperature method of water heater as claimed in claim 7 is characterized in that, described water quantity controller is valve or Water-pumping motor.
9, the constant temperature method of water heater as claimed in claim 5 is characterized in that, described water heater is to water burning heating with quantitative combustion gas.
10, the constant temperature method of water heater as claimed in claim 5, it is characterized in that, when output water temperature actual temperature during less than setting value, whether the duration when judging this output water temperature actual temperature less than setting value earlier is greater than a schedule time, if judged result is for being, just control the water yield minimizing that is input into water heater.
11, the constant temperature method of water heater as claimed in claim 5, it is characterized in that, when output water temperature actual temperature during greater than setting value, whether the duration when judging this output water temperature actual temperature greater than setting value earlier is greater than a schedule time, if judged result is for being, just control the water yield increase that is input into water heater.
12, the constant temperature method of water heater as claimed in claim 5, it is characterized in that when output water temperature actual temperature during less than setting value, the water yield that control is input into water heater reduces simultaneously, also can be by the gas quantity of this water heater of increasing supply, to add the rising speed of instant water heater's output water temperature.
13, the constant temperature method of water heater as claimed in claim 5, it is characterized in that, when output water temperature actual temperature during greater than setting value, the water yield that control is input into this water heater adds increase simultaneously, also can be by reducing the gas quantity of supplying with this water heater, to quicken underspeeding of this water heater output water temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510052580 CN1825238A (en) | 2005-02-23 | 2005-02-23 | Thermostat for water heater and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510052580 CN1825238A (en) | 2005-02-23 | 2005-02-23 | Thermostat for water heater and method thereof |
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| Publication Number | Publication Date |
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| CN1825238A true CN1825238A (en) | 2006-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510052580 Pending CN1825238A (en) | 2005-02-23 | 2005-02-23 | Thermostat for water heater and method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100454201C (en) * | 2007-07-18 | 2009-01-21 | 邬志坚 | Heating control system for drinking machine with electrothermal film heater |
| CN102235755A (en) * | 2010-04-23 | 2011-11-09 | 关隆股份有限公司 | Water temperature control method and device for water heater |
| CN108088086A (en) * | 2016-11-21 | 2018-05-29 | 重庆海尔热水器有限公司 | Improve the flow control methods and gas heater of user experience |
| CN110848987A (en) * | 2019-09-12 | 2020-02-28 | 广州腾世智能控制系统有限公司 | Control system and method for sectional variable-frequency gas heating water heater |
| CN111006397A (en) * | 2019-09-12 | 2020-04-14 | 广州腾世智能控制系统有限公司 | Automatic safety control system and method for gas heating water heater |
| CN111486597A (en) * | 2019-01-28 | 2020-08-04 | 宁波方太厨具有限公司 | Control method for abnormal rotating speed of fan of gas water heater |
| CN112698675A (en) * | 2020-12-24 | 2021-04-23 | 南通浩洋节能科技有限公司 | Control device of constant temperature equipment |
| CN114353339A (en) * | 2020-09-29 | 2022-04-15 | 芜湖美的厨卫电器制造有限公司 | Heating control method, gas water heater and computer readable storage medium |
| CN114562819A (en) * | 2021-12-09 | 2022-05-31 | 浙江达峰科技有限公司 | Constant temperature control method for water heater |
| CN114763942A (en) * | 2021-01-15 | 2022-07-19 | 芜湖美的厨卫电器制造有限公司 | Control method, gas water heater and readable storage medium |
-
2005
- 2005-02-23 CN CN 200510052580 patent/CN1825238A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100454201C (en) * | 2007-07-18 | 2009-01-21 | 邬志坚 | Heating control system for drinking machine with electrothermal film heater |
| CN102235755A (en) * | 2010-04-23 | 2011-11-09 | 关隆股份有限公司 | Water temperature control method and device for water heater |
| CN102235755B (en) * | 2010-04-23 | 2013-06-26 | 关隆股份有限公司 | Water temperature control method and device for water heater |
| CN108088086A (en) * | 2016-11-21 | 2018-05-29 | 重庆海尔热水器有限公司 | Improve the flow control methods and gas heater of user experience |
| CN111486597A (en) * | 2019-01-28 | 2020-08-04 | 宁波方太厨具有限公司 | Control method for abnormal rotating speed of fan of gas water heater |
| CN111486597B (en) * | 2019-01-28 | 2021-11-19 | 宁波方太厨具有限公司 | Control method for abnormal rotating speed of fan of gas water heater |
| CN111006397A (en) * | 2019-09-12 | 2020-04-14 | 广州腾世智能控制系统有限公司 | Automatic safety control system and method for gas heating water heater |
| CN110848987A (en) * | 2019-09-12 | 2020-02-28 | 广州腾世智能控制系统有限公司 | Control system and method for sectional variable-frequency gas heating water heater |
| CN111006397B (en) * | 2019-09-12 | 2023-11-28 | 广州腾世智能控制系统有限公司 | Safety automatic control system and method for gas heating water heater |
| CN114353339A (en) * | 2020-09-29 | 2022-04-15 | 芜湖美的厨卫电器制造有限公司 | Heating control method, gas water heater and computer readable storage medium |
| CN112698675A (en) * | 2020-12-24 | 2021-04-23 | 南通浩洋节能科技有限公司 | Control device of constant temperature equipment |
| CN114763942A (en) * | 2021-01-15 | 2022-07-19 | 芜湖美的厨卫电器制造有限公司 | Control method, gas water heater and readable storage medium |
| CN114763942B (en) * | 2021-01-15 | 2024-03-12 | 芜湖美的厨卫电器制造有限公司 | Control method, gas water heater and readable storage medium |
| CN114562819A (en) * | 2021-12-09 | 2022-05-31 | 浙江达峰科技有限公司 | Constant temperature control method for water heater |
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