CN105193275A - Water heating device, control method thereof and water dispenser - Google Patents
Water heating device, control method thereof and water dispenser Download PDFInfo
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- CN105193275A CN105193275A CN201410284409.0A CN201410284409A CN105193275A CN 105193275 A CN105193275 A CN 105193275A CN 201410284409 A CN201410284409 A CN 201410284409A CN 105193275 A CN105193275 A CN 105193275A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 305
- 238000010438 heat treatment Methods 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000004891 communication Methods 0.000 claims abstract description 6
- 230000008676 import Effects 0.000 claims description 30
- 239000008236 heating water Substances 0.000 claims description 23
- 238000000926 separation method Methods 0.000 claims description 22
- 230000036760 body temperature Effects 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 5
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 3
- 230000032683 aging Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 238000009841 combustion method Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000035622 drinking Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a water heating device, a control method thereof and a water dispenser, wherein the water heating device comprises: a water tank; a pre-heater in communication with the water tank; a heater having an inlet and an outlet, the heater inlet in communication with the preheater; a water pump connected between the water tank and an inlet of the heater; a control valve connected between the water tank and an inlet of the heater; a temperature sensor provided at the heater; and the controller is respectively connected with the temperature sensor and the water pump, and controls the rotating speed of the water pump according to the water temperature detection value of the temperature sensor. The water heating device provided by the embodiment of the invention can be used for stepless regulation of the outlet water temperature, and has the advantages of large hot water outlet amount, high heating efficiency, less generated steam, long service life, safety, reliability and the like.
Description
Technical field
The present invention relates to electrical equipment manufacturing technology field, in particular to a kind of hot-water heating system, there is the water dispenser of described hot-water heating system and the control method of described hot-water heating system.
Background technology
Quick-heating type drinking machine in correlation technique, the water flow of its high-temperature water is less, and its water yield of water that temperature is higher is less, the flow going out boiling water generally only has hundreds of milliliter per minute, user fills it up with one glass of boiling water needs wait about one minute, consuming time longer, and it is very inconvenient to use.
In addition, because quick-heating type drinking machine adopts the mode of steam water outlet, be not only mingled with a large amount of high-temperature vapor in water outlet, easily scald user, and heat loss is comparatively large, heating tube and the pipeline controllability that easily aging, height of water level is poor poor.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical problem in correlation technique at least to a certain extent.For this reason, one object of the present invention is to propose a kind of hot-water heating system, and this hot-water heating system can carry out electrodeless adjustment to leaving water temperature, has that hot water effluent measures greatly, the efficiency of heating surface is high, produces that steam is few, long service life, the advantage such as safe and reliable.
Another object of the present invention is to propose a kind of water dispenser with above-mentioned hot-water heating system.
Another object of the present invention is the control method proposing a kind of above-mentioned hot-water heating system.
For achieving the above object, embodiment according to a first aspect of the invention proposes a kind of hot-water heating system, and described hot-water heating system comprises: water tank; Pre-heater, described pre-heater is communicated with described water tank; Heater, described heater has import and outlet, and the import of described heater is communicated with described pre-heater; Water pump, described water pump is connected between the import of described water tank and described heater; Control valve, described control valve is connected between the import of described water tank and described heater; Temperature sensor, described temperature sensor is located at described heater place; Controller, described controller is connected with described water pump with described temperature sensor respectively, and described controller controls the rotating speed of described water pump according to the water temperature detected value of described temperature sensor.
According to the hot-water heating system of the embodiment of the present invention, by arranging pre-heater between water tank and heater, can utilize pre-heater that the water before entering heater is heated to rational temperature, being then incubated.Owing to entering the water of heater through preheating, the water of preheated device heating is higher than normal-temperature water temperature, and heater total power starts, generation heat is constant, same output water temperature, the water yield of preheating water is just large than the flow of normal-temperature water, significantly can improve the water yield of hot water thus.
And, by arranging water pump between water tank and heater, and described temperature sensor and described controller are set, described controller is connected with described temperature sensor and water pump respectively, the rotating speed of water pump can be controlled according to the temperature detection value of described temperature sensor, utilize water pump to provide power for current, for the purpose of constant temperature, control water flow, what realize leaving water temperature is electrodeless adjustable.Can replace the mode of steam water outlet like this, avoid thus being mingled with a large amount of steam in water outlet and scalding user, security reliability is higher.
In addition, due to the water-out manners adopting water pump to provide power, heater fully can contact with water on the one hand, so not only can prevent thermal loss, improve the efficiency of heating surface, reduce noise, and can prevent heater and pipeline aging to increase the service life, significantly reduce booster and the possibility of leaking.On the other hand without the need to accurately controlling the difference in height between water tank and heater, implement to be more prone to, performance is more reliable.
In addition, hot-water heating system according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described water pump is connected between the import of described pre-heater and described heater, and described control valve is connected between the import of described water pump and described heater.Thus can by the inflow of control valve control heater more exactly.
According to one embodiment of present invention, described water pump is connected between described water tank and described pre-heater, and described control valve is connected between described pre-heater and described heater.So not only can by the inflow of control valve control heater more exactly, and hot water can be avoided to have an impact the service life to water pump.
According to one embodiment of present invention, helical baffle is provided with in described pre-heater.Can avoid that the cold water in pre-heater is too fast to be mixed with hot water like this.
According to one embodiment of present invention, described hot-water heating system also comprises steam separation member, the outlet of described steam separation member and described heater, and described steam separation member is provided with venthole and delivery port.Security can be improved further thus.
According to one embodiment of present invention, described temperature sensor comprises: inflow temperature sensor, and described inflow temperature sensor is located at the import department of described heater; Heating water temperature sensor, described heating water temperature sensor is located in described heater; Leaving water temperature sensors, described leaving water temperature sensors is located at the water outlet of described steam separation member, described controller is connected with described water pump with described inflow temperature sensor, described heating water temperature sensor, described leaving water temperature sensors respectively, and described controller controls the rotating speed of described water pump according to the water temperature detected value of described inflow temperature sensor, described heating water temperature sensor and described leaving water temperature sensors.Like this can accurate adjusting water outlet temperature.
According to one embodiment of present invention, the outlet of the contiguous described heater of described heating water temperature sensor is arranged.The Stability and veracity that leaving water temperature is controlled can be improved thus further.
According to one embodiment of present invention, described heater comprises: housing, and described import is established on the housing; Some heating tubes, described heating tube is located in described housing, and one end of described heating tube is with described inlet communication and the other end stretches out described housing to form the described outlet be communicated with described steam separation member.The heating function of heater can be realized like this, and can heat loss be prevented.
According to one embodiment of present invention, described pre-heater and described heater are positioned at below described water tank, the bottom of described housing is provided with the water supply connector with described inlet communication, and described pre-heater is provided with water out adapter, and described water supply connector is communicated with described water out adapter by connecting line.Thus can so that water guide and facilitate being communicated with of pre-heater and heater.
According to one embodiment of present invention, described inflow temperature sensor is located in described water supply connector, described heating water temperature sensor is located at the top of described heating tube, and described leaving water temperature sensors is located on described steam separation member and contiguous described delivery port is arranged.The installation of inflow temperature sensor, heating water temperature sensor and leaving water temperature sensors can be facilitated thus.
According to one embodiment of present invention, described heating tube is provided with dry-burning prevention device.Heating tube dry combustion method can be prevented thus.
Embodiment according to a second aspect of the invention proposes a kind of water dispenser, and described water dispenser comprises the hot-water heating system described in embodiment according to a first aspect of the invention.
According to the water dispenser of the embodiment of the present invention, by utilizing the hot-water heating system described in embodiment according to a first aspect of the invention, have hot water effluent measure large, easy to use, leaving water temperature is adjustable, efficiency is high, long service life, the advantage such as safe and reliable.
Embodiment according to a third aspect of the invention we proposes the control method of the hot-water heating system described in a kind of embodiment according to a first aspect of the invention, and described control method comprises the following steps:
A) demand water temperature is set;
B) water is heated to the predetermined water temperature lower than described demand water temperature by described pre-heater;
C) inflow temperature, described heater body temperature and leaving water temperature is detected;
D) rotating speed of described water pump is controlled according to described demand water temperature, described inflow temperature, described heater body temperature and described leaving water temperature.
According to the control method of the hot-water heating system of the embodiment of the present invention, have that leaving water temperature modification stability is reliable, the efficiency of heating surface is high, go out that water vapour is few, hot water effluent's amount that can improve hot-water heating system, the advantage such as service life and security reliability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the hot-water heating system according to the embodiment of the present invention.
Reference numeral: hot-water heating system 1, water tank 100, heater 200, housing 210, import 211, water supply connector 212, heating tube 220, outlet 221, dry-burning prevention device 222, water pump 300, steam separation member 400, venthole 410, delivery port 420, inflow temperature sensor 500, heating water temperature sensor 600, leaving water temperature sensors 700, connecting line 800, pre-heater 900, water out adapter 910, control valve 1000.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to the accompanying drawings hot-water heating system 1 according to the embodiment of the present invention is described.
As shown in Figure 1, water tank 100, pre-heater 900, heater 200, water pump 300, control valve 1000, temperature sensor and controller (not shown) is comprised according to the hot-water heating system 1 of the embodiment of the present invention.
Pre-heater 900 is communicated with water tank 100.Heater 200 has import 211 and outlet 221, and the import 211 of heater 200 is communicated with pre-heater 900.Pre-heater 900 preheats the water flowed out from water tank 100, and water is heated to the temperature of the good water quality of rational maintenance of setting by pre-heater 900, is then incubated.Water pump 300 is connected between the import 211 of water tank 100 and heater 200, and the water in water tank 100 is pumped to heater 200 through pre-heater 900 by water pump 300, and provides power with making waterflow stabilization by heater 200.Control valve 1000 is connected between the import 211 of water tank 100 and heater 200, for the inflow of control heater 200.Described temperature sensor is located at heater 200 place, for detecting the water temperature at heater 200 place.Described controller is connected with water pump 300 with described temperature sensor respectively, and described controller controls the rotating speed of water pump 300 according to the water temperature detected value of described temperature sensor.
According to the hot-water heating system 1 of the embodiment of the present invention, by arranging pre-heater 900 between water tank 100 and heater 200, can utilize pre-heater 900 that the water entered before heater 200 is heated to rational temperature, being then incubated.When heater 200 total power starts, produce heat constant, go out thermostatted water according to design temperature, the water temperature entering heater 200 is higher, reach the constant-temperature effluent of design temperature, and the flow of water inlet is larger.Owing to entering the water of heater 200 through preheating, the water that preheated device 900 heats is higher than normal-temperature water temperature, and heater 200 total power starts, generation heat is constant, same output water temperature, the water yield of preheating water is just large than the flow of normal-temperature water, significantly can improve the water yield of hot water thus.
And, by arranging water pump 300 between water tank 100 and heater 200, and described temperature sensor and described controller are set, described controller is connected with described temperature sensor and water pump 300 respectively, the rotating speed of water pump 300 can be controlled according to the temperature detection value of described temperature sensor, utilize water pump 300 to provide power for current, for the purpose of constant temperature, control water flow, what realize leaving water temperature is electrodeless adjustable.Can replace the mode of steam water outlet like this, without the need to a large amount of steam for water outlet provides power, can significantly decrease the generation of steam thus, and then avoid being mingled with a large amount of steam in water outlet and scalding user, security reliability is higher.
In addition, due to the water-out manners adopting water pump to provide power, heater 200 fully can contact with water on the one hand, so not only can prevent thermal loss, improve the efficiency of heating surface, reduce noise, and can prevent heater 200 and pipeline aging to increase the service life, significantly reduce booster and the possibility of leaking.On the other hand without the need to accurately controlling the difference in height between water tank 100 and heater 200, implement to be more prone to, performance is more reliable.
Therefore, the hot-water heating system 1 according to the embodiment of the present invention can carry out electrodeless adjustment to leaving water temperature, has that hot water effluent measures greatly, the efficiency of heating surface is high, produces that steam is few, long service life, the advantage such as safe and reliable.
Below with reference to the accompanying drawings hot-water heating system 1 according to the specific embodiment of the invention is described.
In specific embodiments more of the present invention, as shown in Figure 1, water tank 100, pre-heater 900, heater 200, water pump 300, control valve 1000, temperature sensor and controller is comprised according to the hot-water heating system 1 of the embodiment of the present invention.
Alternatively, water pump 300 can be connected between the import 211 of pre-heater 900 and heater 200, and control valve 1000 can be connected between the import of import 211 of water pump 300 and heater 200.Thus can by the inflow of control valve 1000 control heater 200 more exactly.
Water pump 300 also can be connected between water tank 100 and pre-heater 900, and control valve 1000 can be connected between pre-heater 900 and heater 200.So not only can by the inflow of control valve 1000 control heater 200 more exactly, and hot water can be avoided to have an impact the service life to water pump 300.
Be with it will be appreciated by those skilled in the art that, control valve 1000 and water pump 300 also can adopt the combination of other link position, as long as be connected on the water route between water tank 100 and heater 200 by control valve 1000 and water pump 300, such as control valve 1000 also can be connected between the import 210 of pre-heater 900 and heater 200.
Advantageously, mix with hot water in order to avoid the cold water in pre-heater 900 is too fast, in pre-heater 900, be provided with helical baffle (not shown).
In concrete examples more of the present invention, as shown in Figure 1, hot-water heating system 1 also comprises steam separation member 400, steam separation member 400 is established on the heater 200 and is communicated with the outlet 221 of heater 200, steam separation member 400 is provided with venthole 410 and delivery port 420, entered steam separation member 400 by the water after heater 200 heats and flow out from delivery port 420, the a small amount of steam be wherein mingled with in water is discharged by venthole 410, the quantity of steam in water outlet can be reduced thus further, improve security further.
As shown in Figure 1, described temperature sensor comprises inflow temperature sensor 500, heating water temperature sensor 600 and leaving water temperature sensors 700.
Inflow temperature sensor 500 is located at import 211 place of heater 200, for detecting the water temperature at import 211 place of heater 200.Heating water temperature sensor 600 is located in heater 200, for detecting the water temperature in heater 200.Leaving water temperature sensors 700 is located at delivery port 420 place of steam separation member 400, for detecting the water temperature at delivery port 420 place of steam separation member 400.
Described controller is connected with water pump 300 with inflow temperature sensor 500, heating water temperature sensor 600, leaving water temperature sensors 700 respectively, and the rotating speed of water pump 300 is controlled according to the leaving water temperature of the inflow temperature of heater 200, the water temperature inside of heater 200 and whole hot-water heating system 1, realize the accurate adjustment to leaving water temperature.
Alternatively, as shown in Figure 1, the outlet 221 of heating water temperature sensor 600 adjacent heater 200 is arranged, and to detect the leaving water temperature of hot-water heating system 1, thus can improve the Stability and veracity controlled leaving water temperature further.
In specific embodiments more of the present invention, as shown in Figure 1, heater 200 comprises housing 210 and some heating tubes 220.Import 211 is located on housing 210.The example of two heating tubes 220 has been shown in Fig. 1, heating tube 220 is located in housing 210, the lower end of heating tube 220 is communicated with (above-below direction is as shown in the arrow A in Fig. 1) with the import 211 on housing 210, and the upper end of heating tube 220 protrudes upward housing 210 to form the outlet 221 be communicated with steam separation member 400.Heating tube 220 can be utilized thus to play water heating and the effect of conducting, and the setting of housing 210 both can prevent scattering and disappearing of heat, and the temperature of heating tube 220 can be avoided again to be delivered to outside and to have influence on other parts of surrounding.
For the ease of the current direction pre-heater 900 in water tank 100 and heater 200, can pre-heater 900 and heater 200 be arranged on below water tank 100, make current direction pre-heater 900 in water tank 100 and heater 200 to utilize difference in height.Housing 210 is provided with the water supply connector 212 be communicated with import 211, pre-heater 900 is provided with water out adapter 910, connecting line 800 is connected with between water supply connector 212 and water out adapter 910, to facilitate being communicated with of heater 200 and pre-heater 900, between pre-heater 900 and heater 200, form a water channel.Water pump 300 and control valve 1000 can be located on connecting line 800.
In specific embodiments more of the present invention, as shown in Figure 1, inflow temperature sensor 500 can be located in water supply connector 212, so that detect the inflow temperature of heater 200.Heating water temperature sensor 600 is located at the top of heating tube 220 and is positioned at housing 210, so that detect the leaving water temperature of heater 200.Leaving water temperature sensors 700 is located on steam separation member 400 and the delivery port 420 of contiguous steam separation member 400 is arranged, so that detect the leaving water temperature of whole hot-water heating system 1.While can realizing inflow temperature sensor 500, heating water temperature sensor 600 and each self-checking function of leaving water temperature sensors 700 thus, facilitate the installation of inflow temperature sensor 500, heating water temperature sensor 600 and leaving water temperature sensors 700.
Further, heating tube 220 is provided with dry-burning prevention device 222, thus can prevent heating tube 220 dry combustion method, improves the reliability of heating tube 220 further, extends its service life.
Wherein, heating water temperature sensor 600 can be all set in the upper end of each heating tube 220, also only heating water temperature sensor 600 can be set in the upper end of a heating tube 220.And dry-burning prevention device 222 is preferably and all arranges on each heating tube 220.
The control method of hot-water heating system 1 according to the above embodiment of the present invention is described below, and described control method comprises the following steps:
A) demand water temperature is set;
B) water is heated to the predetermined water temperature lower than described demand water temperature by described pre-heater;
C) inflow temperature, described heater body temperature and leaving water temperature is detected;
D) rotating speed of described water pump is controlled according to described demand water temperature, described inflow temperature, described heater body temperature and described leaving water temperature.
According to the control method of the hot-water heating system of the embodiment of the present invention, have that leaving water temperature modification stability is reliable, the efficiency of heating surface is high, go out that water vapour is few, hot water effluent's amount that can improve hot-water heating system, the advantage such as service life and security reliability.
Water dispenser according to the embodiment of the present invention is described below, and described water dispenser comprises hot-water heating system 1 according to the above embodiment of the present invention.Wherein, the controller of hot-water heating system 1 can be the control circuit board of described water dispenser.
According to the water dispenser of the embodiment of the present invention, by utilizing hot-water heating system 1 according to the above embodiment of the present invention, have hot water effluent measure large, easy to use, leaving water temperature is adjustable, efficiency is high, long service life, the advantage such as safe and reliable.
According to the water dispenser of the embodiment of the present invention other form and operation be all known for those of ordinary skills, be not described in detail here.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this description or example can carry out engaging and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (13)
1. a hot-water heating system, is characterized in that, comprising:
Water tank;
Pre-heater, described pre-heater is communicated with described water tank;
Heater, described heater has import and outlet, and the import of described heater is communicated with described pre-heater;
Water pump, described water pump is connected between the import of described water tank and described heater;
Control valve, described control valve is connected between the import of described water tank and described heater;
Temperature sensor, described temperature sensor is located at described heater place;
Controller, described controller is connected with described water pump with described temperature sensor respectively, and described controller controls the rotating speed of described water pump according to the water temperature detected value of described temperature sensor.
2. hot-water heating system according to claim 1, is characterized in that, described water pump is connected between the import of described pre-heater and described heater, and described control valve is connected between the import of described water pump and described heater.
3. hot-water heating system according to claim 1, is characterized in that, described water pump is connected between described water tank and described pre-heater, and described control valve is connected between described pre-heater and described heater.
4. hot-water heating system according to claim 1, is characterized in that, is provided with helical baffle in described pre-heater.
5. the hot-water heating system according to any one of claim 1-4, is characterized in that, also comprises steam separation member, the outlet of described steam separation member and described heater, and described steam separation member is provided with venthole and delivery port.
6. hot-water heating system according to claim 5, is characterized in that, described temperature sensor comprises:
Inflow temperature sensor, described inflow temperature sensor is located at the import department of described heater;
Heating water temperature sensor, described heating water temperature sensor is located in described heater;
Leaving water temperature sensors, described leaving water temperature sensors is located at the water outlet of described steam separation member, described controller is connected with described water pump with described inflow temperature sensor, described heating water temperature sensor, described leaving water temperature sensors respectively, and described controller controls the rotating speed of described water pump according to the water temperature detected value of described inflow temperature sensor, described heating water temperature sensor and described leaving water temperature sensors.
7. hot-water heating system according to claim 6, is characterized in that, the outlet of the contiguous described heater of described heating water temperature sensor is arranged.
8. hot-water heating system according to claim 6, is characterized in that, described heater comprises:
Housing, described import is established on the housing;
Some heating tubes, described heating tube is located in described housing, and one end of described heating tube is with described inlet communication and the other end stretches out described housing to form the described outlet be communicated with described steam separation member.
9. hot-water heating system according to claim 8, it is characterized in that, described pre-heater and described heater are positioned at below described water tank, the bottom of described housing is provided with the water supply connector with described inlet communication, described pre-heater is provided with water out adapter, and described water supply connector is communicated with described water out adapter by connecting line.
10. hot-water heating system according to claim 9, it is characterized in that, described inflow temperature sensor is located in described water supply connector, described heating water temperature sensor is located at the top of described heating tube, and described leaving water temperature sensors is located on described steam separation member and contiguous described delivery port is arranged.
11. hot-water heating systems according to Claim 8 according to any one of-10, it is characterized in that, described heating tube is provided with dry-burning prevention device.
12. 1 kinds of water dispensers, is characterized in that, comprise the hot-water heating system according to any one of claim 1-11.
The control method of 13. 1 kinds of hot-water heating systems according to any one of claim 1-10, is characterized in that, comprises the following steps:
A) demand water temperature is set;
B) water is heated to the predetermined water temperature lower than described demand water temperature by described pre-heater;
C) inflow temperature, described heater body temperature and leaving water temperature is detected;
D) rotating speed of described water pump is controlled according to described demand water temperature, described inflow temperature, described heater body temperature and described leaving water temperature.
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| CN201410284409.0A CN105193275A (en) | 2014-06-23 | 2014-06-23 | Water heating device, control method thereof and water dispenser |
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| CN201410284409.0A CN105193275A (en) | 2014-06-23 | 2014-06-23 | Water heating device, control method thereof and water dispenser |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972833A (en) * | 2016-07-25 | 2016-09-28 | 沁园集团股份有限公司 | Heating device with temperature control function and dry burning prevention function |
| CN106235882A (en) * | 2016-09-30 | 2016-12-21 | 芜湖美的厨卫电器制造有限公司 | Water dispenser and temperature indicating device thereof |
| CN106419577A (en) * | 2016-12-12 | 2017-02-22 | 珠海格力电器股份有限公司 | Drinking machine |
| CN109567603A (en) * | 2018-12-10 | 2019-04-05 | 宁波云川环保科技有限公司 | It is a kind of can quantitative constant temperature speed heat water dispenser structure |
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| CN105972833A (en) * | 2016-07-25 | 2016-09-28 | 沁园集团股份有限公司 | Heating device with temperature control function and dry burning prevention function |
| CN105972833B (en) * | 2016-07-25 | 2019-02-26 | 沁园集团股份有限公司 | A kind of heating device with temperature control and burning prevention function |
| CN106235882A (en) * | 2016-09-30 | 2016-12-21 | 芜湖美的厨卫电器制造有限公司 | Water dispenser and temperature indicating device thereof |
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| CN109567603A (en) * | 2018-12-10 | 2019-04-05 | 宁波云川环保科技有限公司 | It is a kind of can quantitative constant temperature speed heat water dispenser structure |
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Application publication date: 20151230 |