CN106016438B - Household water system with separate control - Google Patents
Household water system with separate control Download PDFInfo
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- CN106016438B CN106016438B CN201610346735.9A CN201610346735A CN106016438B CN 106016438 B CN106016438 B CN 106016438B CN 201610346735 A CN201610346735 A CN 201610346735A CN 106016438 B CN106016438 B CN 106016438B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
- F24D17/0026—Domestic hot-water supply systems with conventional heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1051—Arrangement or mounting of control or safety devices for water heating systems for domestic hot water
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- Chemical & Material Sciences (AREA)
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Medical Bathing And Washing (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
A branch control household water system comprises a first water tank, a second water tank and a third water tank, wherein the preset temperature of the first water tank, the second water tank and the third water tank is sequentially increased, each water tank is provided with a water outlet and used for outputting hot water with different temperatures, the first water tank is provided with a first water return port and a first temperature adjusting port, and the second water tank is provided with a second water return port and a second temperature adjusting port; the third water tank is provided with a third water return port and a third temperature adjusting port; the third water tank is provided with a heating device for heating the third water tank to a preset temperature; the first water tank and the second water tank are both provided with heat preservation devices; when the temperature or the capacity of the first water tank is insufficient, the second water tank and the external device water source respectively supply water to the first water tank through the first water return port and the first temperature adjusting port according to the preset temperature of the first water tank; when the temperature or the capacity of the second water tank is insufficient, the third water tank and the external device water source respectively supply water to the second water tank through the second water return port and the second temperature adjusting port according to the preset temperature of the second water tank.
Description
Technical Field
The invention relates to a household water system, in particular to a branch control household water system.
Background
Generally, water for common families is divided into a plurality of devices, namely bath water, domestic water and drinking water, at present, most families obtain the drinking water or kitchen water in a water boiling mode, however, generally, a heater is arranged in a toilet or a kitchen, the temperature of the heater needs to be adjusted by mixing water through a valve, and therefore the heat consumption of the mixed water is large, and a problem exists that the incoming water is overheated, and scalding is caused.
Disclosure of Invention
The invention aims to provide a sub-control household water system with multiple water pipes.
The above object of the present invention is achieved by the following technical solutions: a branch control household water system comprises a first water tank, a second water tank and a third water tank, wherein the preset temperature of the first water tank, the second water tank and the third water tank is sequentially increased, each water tank is provided with a water outlet and used for outputting hot water with different temperatures, the first water tank is provided with a first water return port and a first temperature adjusting port, and the second water tank is provided with a second water return port and a second temperature adjusting port; the third water tank is provided with a third water return port and a third temperature adjusting port;
the third water tank is provided with a heating device for heating the third water tank to a preset temperature; the first water tank and the second water tank are both provided with heat preservation devices;
when the temperature or the capacity of the first water tank is insufficient, the second water tank and the external device water source respectively supply water to the first water tank through the first water return port and the first temperature adjusting port according to the preset temperature of the first water tank;
when the temperature or the capacity of the second water tank is insufficient, the third water tank and the external device water source respectively supply water to the second water tank through the second water return port and the second temperature adjusting port according to the preset temperature of the second water tank.
Further: the heating device comprises a main heating wire, a constant temperature control circuit controlled by the main heating wire, and a constant temperature control circuit comprising
The sensing module is used for sensing the temperature of the water tank and converting the temperature value into sampling voltage;
the comparison module is connected with the induction module, is provided with a first threshold voltage and a third threshold voltage, and outputs an alarm signal when the sampling voltage is higher than the first threshold voltage; outputting a heating signal when the sampling voltage is lower than the third threshold voltage;
the execution module is coupled with the comparison module and reminds a user of overhigh temperature when receiving the alarm signal; and when receiving a heating signal, the main heating wire is controlled to heat the water tank.
Further: the comparison module is also provided with a second threshold voltage, and outputs a heat preservation signal when the sampling voltage is higher than the second threshold voltage;
the constant temperature control circuit also comprises a logic module, wherein the logic module is connected with the comparison module and shields the heating signal when receiving the heat preservation signal;
the heat preservation device comprises an auxiliary heating wire, and when the execution module receives a heat preservation signal, the auxiliary heating wire is controlled to preserve heat of the water tank.
Further: the auxiliary heating wire is also provided with a shielding switch for shielding heat preservation signals.
Further: the constant temperature control circuit is connected with a buzzer and an indicator light; the execution module comprises a first bidirectional controllable silicon for enabling the buzzer and the indicating lamp to work, and a controlled end of the first bidirectional controllable silicon receives an alarm signal.
Further: the execution module comprises a second bidirectional controllable silicon and a third bidirectional controllable silicon, and a controlled end of the second bidirectional controllable silicon receives a heat preservation signal; and the controlled end of the third bidirectional controllable silicon receives a heating signal.
Further: a main switch is coupled between the constant temperature control circuit and the power supply.
Further: the first water tank, the second water tank and the third water tank judge the water amount through the liquid level sensor.
Further: the first water return port, the first temperature adjusting port, the second water return port, the second temperature adjusting port, the third water return port and the third temperature adjusting port are all provided with electromagnetic valves.
Further: when the water quantity of the third water tank is insufficient, the second water tank supplies water to the third water tank through the third water return port.
In conclusion, the invention has the following beneficial effects: so, at least through three water tank, the temperature difference of presetting of three water tank, for example like this bathing or other work can separately go on, can not lead to the temperature to pass through the valve and can't adjust at once, lead to the condition of skin scald or frostbite to appear, heating efficiency is higher simultaneously, and the water tank of presetting the temperature reduction in proper order is the mode of ladder and arranges the heating, and for example first water tank just provides hot water by the second water tank, and the temperature range is lower, and the thermal efficiency is higher.
Drawings
FIG. 1 is a first schematic circuit diagram;
FIG. 2 is a second electrical schematic;
fig. 3 is a schematic diagram of a control tank.
In the figure, 1, a sensing module; 2. a comparison module; 3. a logic module; 4. an execution module; 41. a heating device; 42. an alarm device; 43. a heat preservation device; 1a, a first water return port; 2a, a second water return port; 3a, a third water return port; 1b, a first temperature adjusting port; 2b, a second temperature adjusting port; 3b, a third temperature adjusting port; 1c, a first water outlet; 2c, a second water outlet; 3c, a third water outlet; 100. a first water tank; 200. a second water tank; 300. a third water tank; 10. a water pump; 20. an electromagnetic valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 3, the entire sub-control household water system is described, which includes a first water tank 100, a second water tank 200 and a third water tank 300, wherein the preset temperature of the first water tank 100, the second water tank 200 and the third water tank 300 is sequentially increased, each water tank is provided with a water outlet and is used for outputting hot water with different temperatures, the first water tank 100 is provided with a first water return port 1a and a first temperature adjusting port 1b, and the second water tank 200 is provided with a second water return port 2a and a second temperature adjusting port 2 b; the third water tank 300 is provided with a third water return port 3a and a third temperature adjusting port 3 b;
the third water tank 300 is provided with a heating device 41 for heating the third water tank 300 to a preset temperature thereof; the first water tank 100 and the second water tank 200 are both provided with heat preservation devices 43;
when the temperature or the capacity of the first water tank 100 is insufficient, the second water tank 200 and an external device water source respectively supply water to the first water tank 100 through the first water return port 1a and the first temperature adjusting port 1b according to the preset temperature of the first water tank 100;
when the temperature or capacity of the second water tank 200 is insufficient, the third water tank 300 and an external device water source supply water to the second water tank 200 through the second return water port 2a and the second temperature adjustment port 2b according to the preset temperature of the second water tank 200.
The first water return port 1a, the first temperature adjusting port 1b, the second water return port 2a, the second temperature adjusting port 2b, the third water return port 3a and the third temperature adjusting port 3b are all provided with electromagnetic valves 20.
When the amount of water in the third water tank 300 is insufficient, the second water tank 200 supplies water to the third water tank 300 through the third return water port 3 a.
The cases, such as the first water tank 100, the second water tank 200, and the third water tank 300, respectively corresponding to the temperatures of 30 c, 37 c, and 100 c, are explained as follows in six cases, so that the inventive points of the inventor can be more understood; 1. the first water tank 100 is insufficient, and water needs to be supplemented at this time, the water in the second water tank 200 and the cold water in the external device are added into the first water tank 100 together in a certain proportion, so that the water temperature of the first water tank 100 is still 30 ℃, and it needs to be noted that the water adding amount is larger than the threshold value of the liquid level detector every time, and the situation of frequent water adding is ensured not to occur. 2. If the temperature of the first water tank 100 is insufficient and the first water tank 100 needs to be warmed at this time, the appropriate amount of water in the second water tank 200 or the third water tank 300 can be added to rapidly warm up the first water tank (although the temperature keeping circuit is provided, the power of the temperature keeping circuit may be less than the heat dissipation rate). 3. The second water tank 200 is lack of water, and at the moment, the third water tank 300 is mixed with the cold water in the external device in equal proportion to ensure the water quantity of the second water tank 200; 4. second water tank 200, temperature are not enough, just adjust through the return water mouth this moment through third water tank 300, can promote the temperature fast. 5. The third water tank 300 has insufficient water, and the water in the third water tank 300 can be directly heated and supplemented by external cold water or supplemented by water in the second water tank 200 and then heated; 6. the temperature of the third water tank 300 is insufficient, and at this time, the third water tank 300 can be directly heated.
Therefore, two points can be deduced, and the first point is that the heating water replenishing efficiency is high, and the rapid water replenishing can be realized; second, all energy sources are concentrated, and heating can be achieved by recycling household waste heat from the third water tank 300.
The circuit arrangement is divided in that the heating means 41 comprise a main heating wire, which is controlled by a thermostatic control circuit comprising
The induction module 1 is used for inducing the temperature of the water tank and converting the temperature value into sampling voltage;
the comparison module 2 is connected with the induction module 1, is provided with a first threshold voltage and a third threshold voltage, and outputs an alarm signal when the sampling voltage is higher than the first threshold voltage; outputting a heating signal when the sampling voltage is lower than the third threshold voltage;
the execution module 4 is coupled with the comparison module 2 and reminds a user of overhigh temperature when receiving the alarm signal; and when receiving a heating signal, the main heating wire is controlled to heat the water tank. The comparison module 2 is also provided with a second threshold voltage, and outputs a heat preservation signal when the sampling voltage is higher than the second threshold voltage; the constant temperature control circuit also comprises a logic module 3, wherein the logic module 3 is connected with the comparison module 2 and shields the heating signal when receiving the heat preservation signal; the heat preservation device 43 comprises an auxiliary heating wire, and when the execution module 4 receives the heat preservation signal, the auxiliary heating wire is controlled to preserve heat of the water tank. The auxiliary heating wire is also provided with a shielding switch for shielding heat preservation signals. The constant temperature control circuit is connected with a buzzer and an indicator light; the execution module 4 comprises a first bidirectional controllable silicon for enabling the buzzer and the indicator light to work, and a controlled end of the first bidirectional controllable silicon receives an alarm signal. The execution module 4 comprises a second bidirectional controllable silicon and a third bidirectional controllable silicon, and a controlled end of the second bidirectional controllable silicon receives a heat preservation signal; and the controlled end of the third bidirectional controllable silicon receives a heating signal. A main switch is coupled between the constant temperature control circuit and the power supply. The first water tank 100, the second water tank 200 and the third water tank 300 all judge the water amount through a liquid level sensor. The action of the electromagnetic valve 20 is controlled by the liquid level sensor, and it should be noted that the water tank transports water by the water pump 10, and the action of the water pump 10 is controlled by a circuit, which is not described herein.
The circuit arrangement is divided into a heating device comprising a main heating wire, a controlled and constant temperature control circuit for the main heating wire, the constant temperature control circuit comprising
The sensing module is used for sensing the temperature of the water tank and converting the temperature value into sampling voltage;
the comparison module is connected with the induction module, is provided with a first threshold voltage and a third threshold voltage, and outputs an alarm signal when the sampling voltage is higher than the first threshold voltage; outputting a heating signal when the sampling voltage is lower than the third threshold voltage;
the execution module is coupled with the comparison module and reminds a user of overhigh temperature when receiving the alarm signal; and when receiving a heating signal, the main heating wire is controlled to heat the water tank. The comparison module is also provided with a second threshold voltage, and outputs a heat preservation signal when the sampling voltage is higher than the second threshold voltage; the constant temperature control circuit also comprises a logic module which is connected with the comparison module and shields the heating signal when receiving the heat preservation signal; the heat preservation device comprises an auxiliary heating wire, and when the execution module receives a heat preservation signal, the auxiliary heating wire is controlled to preserve heat of the water tank. The auxiliary heating wire is also provided with a shielding switch for shielding heat preservation signals. The constant temperature control circuit is connected with a buzzer and an indicator light; the execution module comprises a first bidirectional controllable silicon for enabling the buzzer and the indicating lamp to work, and a controlled end of the first bidirectional controllable silicon receives an alarm signal. The execution module comprises a second bidirectional controllable silicon and a third bidirectional controllable silicon, and a controlled end of the second bidirectional controllable silicon receives a heat preservation signal; and the controlled end of the third bidirectional controllable silicon receives a heating signal. A main switch is coupled between the constant temperature control circuit and the power supply. The first water tank, the second water tank and the third water tank judge the water amount through the liquid level sensor. The action of the electromagnetic valve is controlled by the liquid level sensor, and it should be noted that the water tank transports water through the water pump, and the action of the water pump is controlled by a circuit, which is not described herein.
The comparison module 2 is connected with the induction module 1, is provided with a first threshold voltage and a third threshold voltage, and outputs an alarm signal when the sampling voltage is higher than the first threshold voltage; outputting a heating signal when the sampling voltage is lower than the third threshold voltage; the comparison module 2 is also provided with a second threshold voltage, and outputs a heat preservation signal when the sampling voltage is higher than the second threshold voltage; the constant temperature control circuit also comprises a logic module 3, wherein the logic module 3 is connected with the comparison module 2, and shields the heating signal when receiving the heat preservation signal; the three threshold voltages are obtained by dividing the voltages through resistors which are sequentially connected in series, which is not described herein, the comparison module 2 includes a first comparator, a second comparator and a third comparator, the first comparator has a positive input end connected to the first threshold voltage, a negative input end connected to the sampling voltage, an output end connected to a first indicator light, the indicator light is set to be a yellow light, when the first threshold voltage is higher than the sampling voltage, the indicator light emits light for indicating a heating state, the second comparator has a positive input end connected to the second threshold voltage, a negative input end connected to the sampling voltage, an output end connected to a second indicator light, the second indicator light is set to be a green light, when the second threshold voltage is higher than the sampling voltage, the user is reminded of a heat preservation state, the third comparator has a negative input end connected to the third threshold voltage, and a positive input end connected to the comparison voltage, and when the sampling voltage is higher than the third threshold voltage, the third indicator light connected to the output end of the intelligent temperature control device is controlled to emit light to remind a user of abnormal temperature.
A logic module 3 including a first NPN transistor, a second NPN transistor and a third NPN transistor respectively connected to the output ends of the first comparator, the second comparator and the third comparator, because the NPN tube and the comparator are also connected with the indicating lamp which has tube drop, the tube drop can ensure that the NPN triode is conducted when the comparator outputs high level, thereby achieving the effect of stable control, the emitter of the first NPN transistor is coupled to the input end of an AND gate, the other input end of the AND gate is coupled to the emitter of the second NPN transistor through a NOT gate, therefore, the AND gate is turned on only when the second comparator outputs a low level and the first comparator outputs a high level, when the emitter of the first NPN tube is coupled with one input end of the second AND gate, the other input end of the second AND gate is connected with the output end of the second NPN tube, therefore, when the second comparator and the first comparator simultaneously output high level, the second comparator and the first comparator can work through the heat preservation wire.
The execution module 4 is coupled with the comparison module 2 and reminds a user of overhigh temperature when receiving the alarm signal; and a heating part 41 for controlling the main heating wire to heat the liquid when receiving the heating signal. An auxiliary heating wire is further arranged in the cylinder 3a, and when the execution module 4 receives a heat preservation signal, the auxiliary heating wire is controlled to preserve heat of the liquid. The heat preservation part 43, through the setting of auxiliary heating wire, after the liquid temperature constantly heaies up under the heating effect of main heating wire, when the temperature rises to between second threshold and the third threshold (the second threshold is less than the third threshold a little), the power of auxiliary heating wire can be less than the power of main heating wire, auxiliary heating wire can play heat retaining effect to inside liquid, and through the setting of logic module 3, can guarantee that auxiliary heating wire during operation, main heating wire is inoperative. The auxiliary heating wire is also provided with a shielding switch for shielding the heat preservation signal. The auxiliary heating wire is shielded by the shielding switch to work, so that the auxiliary heating wire can be ensured to be closed without heat preservation (such as summer high temperature condition), the stamping effect can be prevented from being influenced by too large expansion amount caused by overheating of the internal liquid, and the auxiliary heating wire is opened when the external temperature is lower (such as winter low temperature condition), so that the heat preservation effect can be realized on the internal liquid.
An alarm portion 42, a buzzer, and an indicator light; the execution module 4 comprises a first bidirectional controllable silicon for enabling the buzzer and the indicator light to work, and a controlled end of the first bidirectional controllable silicon receives an alarm signal. Through the alarm setting of pilot lamp and bee calling organ, one can play the effect of reminding the user, and two come to replace the relay through the bidirectional thyristor as control element, can reduce electromagnetic interference. The controlled end of the second bidirectional controllable silicon receives the heat preservation signal; the controlled end of the third bidirectional controllable silicon receives the heating signal. Electromagnetic interference can be reduced by using a bidirectional thyristor instead of a relay as a control element.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (5)
1. A branch accuse domestic water system which characterized in that: the water heater comprises a first water tank, a second water tank and a third water tank, wherein the preset temperature of the first water tank, the second water tank and the third water tank is sequentially increased, each water tank is provided with a water outlet and used for outputting hot water with different temperatures, the first water tank is provided with a first water return port and a first temperature adjusting port, and the second water tank is provided with a second water return port and a second temperature adjusting port; the third water tank is provided with a third water return port and a third temperature adjusting port;
the third water tank is provided with a heating device for heating the third water tank to a preset temperature; the first water tank and the second water tank are both provided with heat preservation devices;
when the temperature or the capacity of the first water tank is insufficient, the second water tank and the external device water source respectively supply water to the first water tank through the first water return port and the first temperature adjusting port according to the preset temperature of the first water tank;
when the temperature or the capacity of the second water tank is insufficient, the third water tank and the external device water source respectively supply water to the second water tank through a second water return port and a second temperature adjusting port according to the preset temperature of the second water tank;
heating device includes main heater strip, the main heater strip is controlled and constant temperature control circuit, constant temperature control circuit includes:
the sensing module is used for sensing the temperature of the water tank and converting the temperature value into sampling voltage;
the comparison module is connected with the induction module, is provided with a first threshold voltage and a third threshold voltage, and outputs an alarm signal when the sampling voltage is higher than the first threshold voltage; outputting a heating signal when the sampling voltage is lower than the third threshold voltage;
the execution module is coupled with the comparison module and reminds a user of overhigh temperature when receiving the alarm signal; when a heating signal is received, the main heating wire is controlled to heat the water tank;
the comparison module is also provided with a second threshold voltage, and outputs a heat preservation signal when the sampling voltage is higher than the second threshold voltage;
the constant temperature control circuit also comprises a logic module, wherein the logic module is connected with the comparison module and shields the heating signal when receiving the heat preservation signal;
the heat preservation device comprises an auxiliary heating wire, and when the execution module receives a heat preservation signal, the auxiliary heating wire is controlled to preserve heat of the water tank;
the auxiliary heating wire is also provided with a shielding switch for shielding heat preservation signals;
the constant temperature control circuit is connected with a buzzer and an indicator light; the execution module comprises a first bidirectional controllable silicon for enabling the buzzer and the indicator lamp to work, and a controlled end of the first bidirectional controllable silicon receives an alarm signal;
the execution module comprises a second bidirectional controllable silicon and a third bidirectional controllable silicon, and a controlled end of the second bidirectional controllable silicon receives a heat preservation signal; and the controlled end of the third bidirectional controllable silicon receives a heating signal.
2. A component control domestic water system as claimed in claim 1, wherein: a main switch is coupled between the constant temperature control circuit and the power supply.
3. A component control domestic water system as claimed in claim 1, wherein: the first water tank, the second water tank and the third water tank judge the water amount through the liquid level sensor.
4. A component control domestic water system as claimed in claim 1, wherein: the first water return port, the first temperature adjusting port, the second water return port, the second temperature adjusting port, the third water return port and the third temperature adjusting port are all provided with electromagnetic valves.
5. A component control domestic water system as claimed in claim 1, wherein: when the water quantity of the third water tank is insufficient, the second water tank supplies water to the third water tank through the third water return port.
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| CN201610346735.9A CN106016438B (en) | 2016-05-24 | 2016-05-24 | Household water system with separate control |
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| CN201610346735.9A CN106016438B (en) | 2016-05-24 | 2016-05-24 | Household water system with separate control |
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| CN106016438B true CN106016438B (en) | 2020-01-03 |
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| CN108731099A (en) * | 2018-05-24 | 2018-11-02 | 合肥顺昌分布式能源综合应用技术有限公司 | A kind of hot water supply management system and its method based on solar energy |
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| DE102008017698B3 (en) * | 2008-04-08 | 2010-01-14 | Robert Bosch Gmbh | Wasserwärmungssystem |
| CN204787192U (en) * | 2015-06-23 | 2015-11-18 | Tcl空调器(中山)有限公司 | Water heating machine |
| CN204943942U (en) * | 2015-09-07 | 2016-01-06 | 云南古卓新能源有限公司 | The adjustable attemperater of a kind of capacity |
| CN105466034A (en) * | 2015-12-24 | 2016-04-06 | 珠海格力电器股份有限公司 | Control method and device for water tank of heat pump water heater |
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2016
- 2016-05-24 CN CN201610346735.9A patent/CN106016438B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008017698B3 (en) * | 2008-04-08 | 2010-01-14 | Robert Bosch Gmbh | Wasserwärmungssystem |
| CN204787192U (en) * | 2015-06-23 | 2015-11-18 | Tcl空调器(中山)有限公司 | Water heating machine |
| CN204943942U (en) * | 2015-09-07 | 2016-01-06 | 云南古卓新能源有限公司 | The adjustable attemperater of a kind of capacity |
| CN105466034A (en) * | 2015-12-24 | 2016-04-06 | 珠海格力电器股份有限公司 | Control method and device for water tank of heat pump water heater |
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Effective date of registration: 20191204 Address after: 214000 108-57, 58 xin'anji District Road, Xinwu District, Wuxi City, Jiangsu Province Applicant after: Jiangsu ideal space Decoration Engineering Co., Ltd Address before: Taiwanese Investment Zone Bai Qi Hui Xiang Xia Dai Cun 362000 Fujian city of Quanzhou Province under the dam No. 107 Applicant before: Guo Yiyi |
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