CN101660837A - Combined-type electric water heater - Google Patents
Combined-type electric water heater Download PDFInfo
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- CN101660837A CN101660837A CN200910307769A CN200910307769A CN101660837A CN 101660837 A CN101660837 A CN 101660837A CN 200910307769 A CN200910307769 A CN 200910307769A CN 200910307769 A CN200910307769 A CN 200910307769A CN 101660837 A CN101660837 A CN 101660837A
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Abstract
The invention relates to a combined-type electric water heater. The water heater comprises a water storage tank with a temperature sensor therein, and the water storage tank is provided with an inletpipe and an outlet pipe; the inlet pipe is provided with a water level controller, and the outlet pipe is sequentially provided with a water pump, an electric heater unit and a three-way valve; a second valve port of the three-way valve is connected with a normal-closed solenoid valve which is connected with the water storage tank by a return pipe, and a third valve port of the three-way valve isconnected with a faucet at a user side. The water heater product has advantages of small size, low power, high heating speed, heavy waterflow and low cost of the water storage tank and is suitable forlow water pressure environment.
Description
Technical field
The present invention relates to a kind of electric heater, particularly a kind of combined-type electric water heater.
Background technology
Traditional electric heater mainly contains two kinds of storage type electric heater and instant electric water heaters.The storage type electric heater mainly is installed on electrothermal tube in the big capacity metal storage tank, during work in advance with the water in the water tank, be heated to design temperature (between normally 75 ℃～80 ℃), when person to be used opens tap, by hot-water line emit hot water and with the cold water mix of running water pipe, thereby the water temperature of transferring is suitably used.The advantage of this water heater is that the water yield is big, and operating current is little.But also there is significant disadvantages in it, at first is bulky, and it is big to take up room, and can only be installed on outside the bathroom usually; Secondly, because the water temperature of storage tank inner chamber is higher, big with the extraneous temperature difference, even the outer surface of casing is provided with insulation material, this water heater still can carry out automatic heat tracing because of heat loss after a period of time, cause the loss of the energy.In addition, when having many people to use water heater in turn among the manager, cold water makes that the time of waiting the water intensification is also long in the additional inlet water tank, makes troubles to the user.
The instant electric water heater is provided with the large power, electrically heat pipe in less metal storage tank, directly be installed on usually in the bathroom to join with the hot water line, carries out heat temperature raising when the user opens tap, obtains hot water.The advantage of this water heater is that firing rate is fast, and the volume of device is little.Though the instant electric water heater does not need power consumption to keep water temperature when usual, but when opening tap, need sizable electric weight to heat in real time, the electric current during its work is bigger at once, requirement to controller switching equipment and power line is also higher, and hot water effluent's amount is also less simultaneously.
No matter be storage type electric heater or instant electric water heater, because the water temperature of storage tank is higher during work, thereby storage tank all is to adopt metal pressure container, and need take the insulation measure, causes the cost of product higher.In addition, conventional water heaters all will be equipped with the cold-hot type tap in use, utilize the high-temperature-hot-water in the storage tank to mix use with the normal-temperature water of running water pipe, and the hydraulic pressure of running water pipe is bigger usually, therefore can cause hot water effluent's instability, bring discomfort to the user, special in the low area of some pressure of supply waters, this phenomenon is especially obvious.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides that a kind of volume is little, power is low, firing rate is fast, discharge is big, the storage tank cost is low and the combined-type electric water heater of applicable low hydraulic pressure environment.
The technical solution adopted in the present invention is:
A kind of combined-type electric water heater, be provided with the storage tank of temperature sensor in comprising, storage tank is provided with water inlet pipe and outlet pipe, water inlet pipe is provided with water level controller, on the outlet pipe pipeline, be connected with water pump, electric heater unit and triple valve in turn, second valve port of triple valve is connected with normally closed solenoid valve, and normally closed solenoid valve is communicated with storage tank by return pipe, and the 3rd valve port of triple valve is connected with the tap of user side.The design's electric heater adopts the mode of two-stage heating to work, before the user need use hot water, be lower than design temperature as the water temperature in the water tank, the control system of water heater just utilizes water pump and electric heater unit in advance the water suction circulation of storage tank to be warming up to 30～45 ℃ that are higher than conventional temperature, when the user needs water, the tap of user side is opened, the hydraulic pressure of electric heater unit water outlet side reduces, electric heater unit energising work, to in the hot water utmost point short time that storage tank flows out, be heated to the shower water temperature that the user sets, for people to use.
The invention has the beneficial effects as follows: owing to adopt the structure of above-mentioned secondary heating, this product has overcome the shortcoming of traditional structure electric heater, and this combined-type electric water heater has following advantage: 1, volume is little, does not take up room; 2, power is low, and electric current is little; 3, the water yield is big; 4, waiting time lacks, and even need not wait for; 5, adopt water pump to supply water the environment that applicable hydraulic pressure is low; 6, heating is fast, and the heat consumption is lost little, energy-conservation water-saving.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of slit current electric heater unit.
The specific embodiment
With reference to shown in Figure 1, a kind of combined-type electric water heater, be provided with the storage tank 1 of temperature sensor 14 in comprising, storage tank 1 is provided with water inlet pipe 11 and outlet pipe 12, water inlet pipe 11 is provided with water level controller 2, on outlet pipe 12 pipelines, be connected with water pump 3, electric heater unit 4 in turn, the outlet pipe of electric heater unit 4 connects first valve port 51 of triple valve 5, second valve port 52 of triple valve 5 is connected with normally closed solenoid valve 6, normally closed solenoid valve 6 is communicated with storage tank 1 by return pipe 13, and the 3rd valve port 53 of triple valve 5 is connected with the tap 9 of user side.The design's the electric heater unit 4 preferred slit current electric heater units that adopt, its structure can adopt the patent application " water flow control slit current electric heater unit " (patent No. 03223068.0) before me, or disclosed heater in " a kind of electric heater of anti-dry " (patent No. 200820201008.4), as shown in Figure 2, this electric heater unit is that the slot-shaped circulation heating water channel that utilizes a plurality of cellular construction stacks to be formed heats current, it is fast to have heating, efficient height, not advantage such as scaling.Certainly, also can adopt other any firing equipment.
This combined-type electric water heater is owing to adopt the two-stage heating, user's water in the storage tank before water is preheated to 30～45 ℃, compare with traditional big capacity storage type electric heater, because forward and backward the having a narrow range of temperature of heating, thermal loss is little, the electric weight that consumed this moment is most economical, and the time that preheats that reaches insulation simultaneously is also extremely short.Needs according to Various Seasonal, the design can be made as the preheat temperature scope of storage tank 4 gears, be respectively 30 ℃, 35 ℃, 40 ℃, 45 ℃ gears, when summer, environment temperature was high, use 30 ℃ control gear, use 35 ℃ control gear when spring, autumn, at 40 ℃ the control gear of then using winter of cold,, 45 ℃ higher temperature control gear can be set also in order to adapt to the special hot water requirement of using.
When the user needs water, the tap of user side is opened, the hydraulic pressure of electric heater unit water outlet side reduces, and heater energising work will be heated to the shower water temperature that the user sets in the hot water utmost point short time that storage tank flows out, can supply with the user uses, and do not need and re-use after running water mixes, owing to utilize water pump to supply water, therefore, can be the user sufficient hot water is provided, also solved low hydraulic pressure area water supply problem of unstable simultaneously.
During work, combined-type electric water heater is controlled by warm system, with the summer is example, when the water in the storage tank during not to 30 ℃, water pump 3 and 4 work of slit current electric heater unit, normally closed solenoid valve 6 energisings are simultaneously opened, cold water in the storage tank 1 is grabbed water pump 3 through outlet pipe 12 and is grabbed electric heater unit 4 and grab triple valve 5 and grab normally closed solenoid valve 6 and grab return pipe 13 and grab the heating that constantly circulates of circulating reflux to storage tank 1, water pump 3 and slit current electric heater unit 4 quit work when reaching the design temperature of storage tank 1, and normally closed solenoid valve 6 outages are normally closed; When the user needs water, the tap 9 of fetching boiling water, water pump 3 and 4 work of slit current electric heater unit, current are heated to the water temperature that the user sets up by slit current electric heater unit 4 time, the hot water supply user is used.
When the electric heater system is in the circulation intensification, open the tap water as the user, under the control of automatic control circuit, normally closed solenoid valve 6 dead electricity are closed, and hot water is flowed out by user side; As when finding that water temperature is not enough, only must close the user side tap, waiting a moment the short time can obtain hot water, in actual applications, the design carries out reasonable disposition to the power of electric heater unit 4, under the prerequisite that satisfies water yield demand fully, the coolant-temperature gage of user side remains at 60 ℃ with interior any controlling value.
The design's storage tank 1 is not owing to need to adopt special pressure vessel, thereby can adopt low, the durable plastic containers of cost, and this container can directly communicate with atmosphere.
Preferably, described water level controller 2 is a ball-cock assembly, does not also get rid of the water-level control apparatus that uses other pattern certainly.
For the water level that prevents storage tank 1 is low excessively, influence work, be provided with low water level controller 6 in the storage tank 1.
Water inlet pipe 11 is equipped with solenoid electric valve 7, makes the control of product more convenient.
After the long-time use of water tank, the user may need to clean or the cleaning water tank cavity, for easy to operate, is provided with blowoff valve 8 in the bottom of storage tank 1.
Certainly, the present invention is not limited to the above embodiments, is equal to the present invention or the similar techniques scheme also should belong within protection scope of the present invention.
Claims (9)
1. combined-type electric water heater, be provided with the storage tank (1) of temperature sensor (14) in comprising, storage tank (1) is provided with water inlet pipe (11) and outlet pipe (12), water inlet pipe (11) is provided with water level controller (2), it is characterized in that: on outlet pipe (12) pipeline, be connected with water pump (3) in turn, electric heater unit (4) and triple valve (5), second valve port (52) of triple valve (5) is connected with normally closed solenoid valve (6), normally closed solenoid valve (6) is communicated with storage tank (1) by return pipe (13), and the 3rd valve port (53) of triple valve (5) is connected with the tap of user side.
2. a kind of combined-type electric water heater according to claim 1 is characterized in that: described electric heater unit (4) is a slit current electric heater unit.
3. a kind of combined-type electric water heater according to claim 1 is characterized in that: the plastics vessels not under pressure of described storage tank (1) for communicating with atmosphere.
4. a kind of combined-type electric water heater according to claim 1 is characterized in that: described water level controller (2) is a ball-cock assembly.
5. a kind of combined-type electric water heater according to claim 1 is characterized in that: described storage tank (1) is provided with low water level controller (6).
6. a kind of combined-type electric water heater according to claim 1 is characterized in that: described water inlet pipe (11) is equipped with solenoid electric valve (7).
7. a kind of combined-type electric water heater according to claim 1 is characterized in that: the bottom of described storage tank (1) is provided with blowoff valve (8).
8. a kind of combined-type electric water heater according to claim 1 is characterized in that: the water temperature control range value in the described storage tank (1) is 30～45 ℃.
9. a kind of combined-type electric water heater according to claim 8 is characterized in that: described water temperature control range value has 4 grades, is respectively 30 ℃, 35 ℃, 40 ℃, 45 ℃ gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910307769A CN101660837A (en) | 2009-09-26 | 2009-09-26 | Combined-type electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910307769A CN101660837A (en) | 2009-09-26 | 2009-09-26 | Combined-type electric water heater |
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| CN101660837A true CN101660837A (en) | 2010-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910307769A Pending CN101660837A (en) | 2009-09-26 | 2009-09-26 | Combined-type electric water heater |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313360A (en) * | 2011-09-30 | 2012-01-11 | 董娜 | Automatic water temperature regulating system of collective bathroom |
| CN102551532A (en) * | 2012-02-14 | 2012-07-11 | 美的集团有限公司 | Quick water heating device |
| CN102679534A (en) * | 2012-05-28 | 2012-09-19 | 张秀英 | Energy-saving constant temperature electric water heater |
| CN103206781A (en) * | 2013-04-12 | 2013-07-17 | 中山市汉功电器有限公司 | Movable electric water heater |
| CN103292499A (en) * | 2013-06-07 | 2013-09-11 | 中国计量学院 | Solar water heater water-saving and energy-saving device based on pipeline frequency conversion heating technology |
| CN103674185A (en) * | 2013-11-28 | 2014-03-26 | 成都欧浦特控制阀门有限公司 | System based on detection precision improvement |
| CN103983021A (en) * | 2014-05-28 | 2014-08-13 | 广东美的暖通设备有限公司 | Heat-pump water heater and control method and device for same |
| CN105004040A (en) * | 2015-08-05 | 2015-10-28 | 中山浩发节能科技有限公司 | Water storage-type water heater with nonmetallic liner and nonmetallic heating device |
| CN105258324A (en) * | 2015-08-12 | 2016-01-20 | 广州市奔翔电子有限公司 | Fast accurate temperature controlling and heating device |
| CN106949635A (en) * | 2017-04-22 | 2017-07-14 | 余开云 | A kind of water-saving device of water heater |
| CN106982009A (en) * | 2017-06-05 | 2017-07-25 | 海南大学 | A kind of bathroom thermoelectric integrated device based on Sai Beier effects |
| CN109163455A (en) * | 2018-08-28 | 2019-01-08 | 深圳市纯水号水处理科技有限公司 | A kind of intelligent water tank with assisted heating device |
| CN112629033A (en) * | 2019-09-24 | 2021-04-09 | 广东芬尼克兹节能设备有限公司 | Low-flow protection control method, device, equipment and storage medium for water heater |
| CN113587444A (en) * | 2021-08-05 | 2021-11-02 | 汉新（福建）能源科技发展有限公司 | Intelligent boiler energy-saving device and energy-saving method |
-
2009
- 2009-09-26 CN CN200910307769A patent/CN101660837A/en active Pending
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313360A (en) * | 2011-09-30 | 2012-01-11 | 董娜 | Automatic water temperature regulating system of collective bathroom |
| CN102551532A (en) * | 2012-02-14 | 2012-07-11 | 美的集团有限公司 | Quick water heating device |
| CN102679534A (en) * | 2012-05-28 | 2012-09-19 | 张秀英 | Energy-saving constant temperature electric water heater |
| CN103206781B (en) * | 2013-04-12 | 2016-07-13 | 中山市汉功电器科技有限公司 | A kind of Moveable electric-heating water machine |
| CN103206781A (en) * | 2013-04-12 | 2013-07-17 | 中山市汉功电器有限公司 | Movable electric water heater |
| CN103292499A (en) * | 2013-06-07 | 2013-09-11 | 中国计量学院 | Solar water heater water-saving and energy-saving device based on pipeline frequency conversion heating technology |
| CN103292499B (en) * | 2013-06-07 | 2015-08-19 | 中国计量学院 | Solar water heater based on pipeline variable-frequency heating technology is saved water and energy device |
| CN103674185A (en) * | 2013-11-28 | 2014-03-26 | 成都欧浦特控制阀门有限公司 | System based on detection precision improvement |
| CN103983021A (en) * | 2014-05-28 | 2014-08-13 | 广东美的暖通设备有限公司 | Heat-pump water heater and control method and device for same |
| CN105004040A (en) * | 2015-08-05 | 2015-10-28 | 中山浩发节能科技有限公司 | Water storage-type water heater with nonmetallic liner and nonmetallic heating device |
| CN105258324A (en) * | 2015-08-12 | 2016-01-20 | 广州市奔翔电子有限公司 | Fast accurate temperature controlling and heating device |
| CN106949635A (en) * | 2017-04-22 | 2017-07-14 | 余开云 | A kind of water-saving device of water heater |
| CN106982009A (en) * | 2017-06-05 | 2017-07-25 | 海南大学 | A kind of bathroom thermoelectric integrated device based on Sai Beier effects |
| CN109163455A (en) * | 2018-08-28 | 2019-01-08 | 深圳市纯水号水处理科技有限公司 | A kind of intelligent water tank with assisted heating device |
| CN112629033A (en) * | 2019-09-24 | 2021-04-09 | 广东芬尼克兹节能设备有限公司 | Low-flow protection control method, device, equipment and storage medium for water heater |
| CN112629033B (en) * | 2019-09-24 | 2022-05-27 | 广东芬尼克兹节能设备有限公司 | Low-flow protection control method, device, equipment and storage medium for water heater |
| CN113587444A (en) * | 2021-08-05 | 2021-11-02 | 汉新（福建）能源科技发展有限公司 | Intelligent boiler energy-saving device and energy-saving method |
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Application publication date: 20100303 |