CN103169383A - Device and method for producing drinking water - Google Patents

Device and method for producing drinking water Download PDF

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Publication number
CN103169383A
CN103169383A CN2013101256966A CN201310125696A CN103169383A CN 103169383 A CN103169383 A CN 103169383A CN 2013101256966 A CN2013101256966 A CN 2013101256966A CN 201310125696 A CN201310125696 A CN 201310125696A CN 103169383 A CN103169383 A CN 103169383A
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China
Prior art keywords
water
temperature
heat exchanger
cold water
controlled heater
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CN2013101256966A
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Chinese (zh)
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张超
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张超
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Priority to CN2013101256966A priority Critical patent/CN103169383A/en
Publication of CN103169383A publication Critical patent/CN103169383A/en
Pending legal-status Critical Current

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Abstract

A device for producing drinking water comprises a water inlet, a heat exchanger, a first temperature control heater, a water outlet, a second temperature control heater, wherein a cold water outlet pipe of the heat exchanger is connected with the water outlet of the second temperature control heater. The invention further provides a method for producing drinking water, wherein the step of electrically heating the cold water secondarily is additionally arranged. Compared with the prior art, the device has the beneficial effects that the cold water from the heat exchanger is heated secondarily in a temperature control manner, so that the drinking water with arbitrary temperature from the cold water to boiling water can be produced; and besides, the device has an energy-saving effect under a condition that the non-boiling drinking water is produced.

Description

A kind of drinking water apparatus and preparation drinking water method of preparing
Technical field
The present invention and drinking water apparatus technical field, particularly a kind of electrical heating prepare drinking water apparatus and electrical heating prepares the drinking water method, comprises electric kettle, with the water dispenser of electric heating function, with the water purifier of electric heating function.
Background technology
it is various that present electrical heating on the market prepares the drinking water apparatus form, but can realize a basic function, exactly normal-temperature water is heated to boiling (being the boiling water that the public often says), the main effect of seething with excitement is that water is carried out sterilization, boiling is that most public are to the requirement of drinking water, namely first then boiling just can drink, such as the electric hot water bottle with heat insulation function, rapid electric kettle, barrelled water drinker with heating function, with water purifier (usually will be referred to as water purifier with the water dispenser of filter) of heating function etc., the leaving water temperature of the drinking water that all these devices produce is all higher, can't immediately drink, realize that instant boiling drinks immediately, boiled water must be reduced to the temperature that to drink, be so-called cold water (or warm water), therefore the water generator of heat exchanger has appearred, announce as Chinese patent: CN2045084, CN201555344U etc., its mechanism is to add heat exchanger in water generator, and hot boiling water and cold water to be heated after boiling are carried out thermal energy exchange, thereby obtain cold water, and reduced energy consumption, but in real life, in different people or different situations, its temperature value that requires to drinking water is different, such as making milk powder, make tea, make coffee etc., the temperature of their demands is just different, and cold water and boiled water are two temperature spots or temperature section, can't satisfy people to the demand of the more temperature values of drinking water.
Summary of the invention
For the problems referred to above, the purpose of this invention is to provide a kind of drinking water apparatus for preparing, the drinking water temperature of its preparation can be set in cold water to the arbitrary temp value between boiled water, certainly also comprise these two temperature values of cold water and boiled water, and in the situation that preparation non-boiling drinking water has energy-saving effect.
For achieving the above object, technical scheme of the present invention is: a kind of drinking water apparatus for preparing, comprise water inlet, heat exchanger, the first Temperature controlled heater and delivery port, wherein water inlet is connected with the cold water inlet of heat exchanger, the preheating water outlet pipe of heat exchanger is connected by the first Temperature controlled heater with the hot boiling water water inlet pipe of heat exchanger, the cold water outlet pipe of heat exchanger is connected with delivery port, it is characterized in that: further comprising the second Temperature controlled heater, the cold water outlet pipe of heat exchanger is connected with delivery port by the second Temperature controlled heater.the current flow process of its preparation drinking water and the variation of corresponding water temperature are followed successively by: cold water outlet pipe (cold water) → second Temperature controlled heater (determining whether to heat and be heated to the temperature of setting according to the temperature requirement of user's setting) of the hot boiling water water inlet pipe (hot boiling water) of the preheating water outlet pipe (generation preheating water) of the cold water inlet (cold water) of cold water → water inlet (cold water) → heat exchanger → heat exchanger (cold water absorbs heat and heats up) → heat exchanger → the first Temperature controlled heater (being heated to boiling) → heat exchanger → heat exchanger (hot boiling water release heat cooling) → heat exchanger → delivery port (water of user's design temperature), can find out from above-mentioned flow process, no matter the user set be temperature how, the water that flows out from delivery port is the water (burning boiled water) through seething with excitement all the time, if the temperature value that the user sets is greater than cold water, heating again by the second Temperature controlled heater realizes, the boiling water that needs boiling temperature as the user, the power consumption of the present invention and common electric kettle is identical so, when the user need to be lower than the boiling water of boiling temperature, because heat exchanger is with heat energy recycle, make the present invention possess the energy consumption of saving effect.
In the present invention, described the first Temperature controlled heater be connected Temperature controlled heater all should comprise heating, temperature sensor and with the detection control circuit of heating connection corresponding to temperature sensor.Temperature sensor detects water temperature, and according to the heating power of its output control heating.
As further improvement, be connected in series an opening utensil between the hot boiling water water inlet pipe of described the first Temperature controlled heater and heat exchanger.Because the first Temperature controlled heater heats water to boiling, the water of boiling will produce gas and water vapour, overflow by gas and steam that this opening utensil is convenient in water, (the present invention is referred to as the water route with the passage of current process to avoid the water route of back, lower with) pressure to occur large and the phenomenon of water spray occurs at the port of export, also the pernicious gas in water can be discharged simultaneously, as the chlorine in running water and chloric compounds.Certainly we also can make an integral body with this opening utensil and the first Temperature controlled heater, even allow this utensil have the function that continues heating, make boiling time longer, better sterilization and emergent gas.
As further improvement, be connected in series an opening utensil between described the second Temperature controlled heater and delivery port.Its principle is the same, no longer repeats.
As further improvement, the cold water outlet pipe of described heat exchanger to delivery port in formed water route the optional position place filter.This filter is used for incrustation scale and other impurity in filtered water, many weeks, some water easily produce incrustation scale afterwards in heating, incrustation scale solubility after temperature reduces also reduces, more easily separate out, so increasing by a filter in the water route after the cold water outlet pipe of heat exchanger will be most suitable selection, certainly can also increase filter in the present invention other any water route, promote the water quality of drinking water, and filter also is not limited to physical filter, the placing structure of filter is arranged to structure for convenience detach, is convenient to user's cleaning or changes.
As further improvement, it also comprises at least one temperature control safeties, and these temperature control safeties are electrically connected to the first Temperature controlled heater or the second Temperature controlled heater, perhaps is connected in the electric power loop of whole device, with control section or whole power supply.Power-off protection is provided when Temperature controlled heater breaks down, prevents the accidents such as temperature control, dry combustion method.
As further improvement, it also comprises at least one electric water pump, and this electric water pump is arranged on the optional position in whole device water route.This electric water pump provides power for current, makes water flow in whole water route and not exclusively relies on Action of Gravity Field, conveniently designs more rational product structure.
As further improvement, it also comprises a tank, and this tank is arranged on optional position in the water route of heat exchanger cold water pipe to the second Temperature controlled heater, and is communicated with the water route of position.By this tank, the cool boiled water storage that produces can be stored away, therefore also can be referred to as the cool boiled water storage water receptacle, when the user need to drink, cold water flows out from delivery port through the second Temperature controlled heater, be set as non-cold water as the user, the second Temperature controlled heater heating makes the water temperature of delivery port reach user's set temperature value.
As further improvement, it also comprises cold water vessels, and cold water vessels is connected with water inlet, or is connected with water inlet by valve.
As further improvement, it also comprises controls input block, and this is controlled input block and is electrically connected to the second Temperature controlled heater at least.Control input block by this, the user can set or change the temperature value of required water outlet, even can set the water yield processed.
Except above-mentioned improvement, also can do following improvement:
Add display unit, facilitate the user to control and the observation situation.
Increase lamplight pointing and or auditory tone cues that water processed begins and finishes.
Increase timing circuit and control the switch of water valve, to realize quantitatively water function processed etc.
Increase water level detecting, make it in the situation that anhydrous or water level not enough in time prompting and stopped heating.
Increase refrigerating plant, frozen water can be provided, and (frozen water of the present invention refers to that temperature is lower than the water of normal temperature, lower same), further, this refrigerating plant can be fetched water from the cold water outlet pipe of heat exchanger or water route afterwards, the frozen water that makes preparation is through the boiling water that seethed with excitement, to obtain better drinking water.
Form one with the water filtration purifier of specialty, such as ultrafiltration, RO counter-infiltration etc., realize the different market demands.
The main body of power supply base and device is done the split design, namely with reference to the split-type structural of existing market main flow rapid electric kettle, facilitate mobile agent.
Also can observe water by the boiled state of the first Temperature controlled heater by this window at the outside transparent window that increases of the present invention, eliminate the user psychology worry.
Another object of the present invention is to provide a kind of drinking water method for preparing, pass through the method, the drinking water temperature of preparation can be set in cold water to the arbitrary temp value between boiled water, certainly also comprise these two temperature values of cold water and boiled water, and in the situation that preparation non-boiling drinking water has energy-saving effect.
For achieving the above object, the technical solution adopted in the present invention is: a kind of drinking water method for preparing is applied to comprise it is characterized in that the preparation drinking water apparatus of heat exchanger and Temperature controlled heater: it comprises and is prepared as follows step:
Cold water enters heat exchanger, becomes preheating water by thermal energy exchange;
Preheating water is carried out electrical heating for the first time, and be heated to boiling, become hot boiling water;
Hot boiling water enters heat exchanger, becomes cold water by thermal energy exchange;
The leaving water temperature of setting as the user is during higher than the cold water temperature, cold water is carried out electrical heating for the second time, and be heated to export after temperature that the user sets, when the leaving water temperature of user's setting is equal to or less than the temperature of cold water, do not carry out the secondary electric heating, directly the output cold water, prepare drinking water and complete.Wherein, last step, it is that the present invention mainly improves the place that cold water is carried out electrical heating for the second time.
As further improvement, it also comprises the steps, the part cold water is freezed; The frozen water of gained after refrigeration is stored; The leaving water temperature of setting as the user is lower than the cold water temperature or when being set as frozen water, directly the frozen water of output storage.The cold water refrigeration is obtained frozen water, can satisfy the user to the demand of frozen water, and the frozen water of gained namely satisfies the sterilization requirement through boiling.
As further improvement, described electrical heating for the first time and electrical heating for the second time belong in two different heating devices to be carried out.Using the advantage of two electric heaters is that electrical heating for the first time and electrical heating for the second time can be carried out simultaneously, and the water time processed is faster.
As further improvement, described electrical heating for the first time and electrical heating for the second time belong in same electric heater in two different pipelines timesharing and carry out.Comprise respectively two different pipelines in same electric heater, when in pipeline therein, preheating water being carried out electrical heating for the first time, can't carry out electrical heating for the second time to cold water simultaneously in another pipeline, be also conversely; The advantage of using same electric heater is to save cost.
Owing to adopting such scheme, compared with prior art, the invention has the beneficial effects as follows: by heat exchanger cold water is out carried out temperature control heating for the second time, make its can prepare from the cold water to the boiled water between the drinking water of arbitrary temp, and in the situation that preparation non-boiling drinking water has energy-saving effect.
The invention will be further described below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the total principle schematic of the present invention
Fig. 2 is the structural representation of the embodiment of the present invention one
Fig. 3 is the structural representation of the embodiment of the present invention two
Fig. 4 is the structural representation of the embodiment of the present invention three
Fig. 5 is preparation drinking water method flow diagram of the present invention
Description of reference numerals
10: water inlet 20: heat exchanger
21: heat exchanger cold water inlet 22: heat exchanger preheating water outlet pipe
23: heat exchanger heat boiling water water inlet pipe 24 heat exchanger cold water outlet pipes
31: the first Temperature controlled heater heater elements of 30: the first Temperature controlled heaters
32: the first Temperature controlled heater temperature sensors
Temperature controlled heater detected control circuit in 33: the first
41: the second Temperature controlled heater heater elements of 40: the second Temperature controlled heaters
42: the second Temperature controlled heater temperature sensors
Temperature controlled heater detected control circuit in 43: the second
50: delivery port 60: the cold water tank
61: the cool boiled water storage water receptacle
70: be connected with the first Temperature controlled heater the opening utensil
71: be connected with the second Temperature controlled heater the opening utensil
80: the water valve 81 that is connected with water inlet: the water valve that is connected with the cool boiled water storage water receptacle
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is further elaborated.
Fig. 1 is the total principle schematic of the present invention, in figure, the interior arrow of pipe is the flow direction of water, and the flow direction of water in whole water route is followed successively by: water inlet 10 heat exchanger cold water inlet 21 heat exchanger preheating water outlet pipes 22, the first Temperature controlled heater 30, heat exchanger heat boiling water water inlet pipe 23, heat exchanger cold water outlet pipe 24, the second Temperature controlled heater 40, delivery port 50, wherein water is heated to boiling by the first Temperature controlled heater 30, what the water of boiling flowed out after over-heat-exchanger 20 is cold water, and cold water is heated to through the second Temperature controlled heater 40 temperature value that the user sets, this just the present invention be different from the key point of common same device, it can also be seen that from Fig. 1 in heat exchanger 20, heat exchanger cold water inlet 21 communicates with heat exchanger preheating water outlet pipe 22, heat exchanger heat boiling water water inlet pipe 23 communicates with heat exchanger cold water outlet pipe 24, and cold water and hot boiling water are reverse flows in heat exchanger 20, to obtain better heat exchanger effectiveness.
Embodiment one:
see Fig. 2, cold water reservoir vessel 60 is used for storing cold water to be prepared, water valve 80 is used for controlling water flow switch, the first Temperature controlled heater heater element 31, temperature sensor 32 and the detection control circuit 33 that is attached thereto are the basic elements of character that consist of the first Temperature controlled heater 30, the first Temperature controlled heater is mainly to heat water to boiling, the second Temperature controlled heater 40 is also same configuration, it comprises the second Temperature controlled heater heater element 41, temperature sensor 42 and the detection control circuit 43 that is attached thereto, the leaving water temperature value that the second temperature controller is set according to the user, cold water is carried out post bake, and the temperature that is heated to set, after opening utensil 70 is connected on the first Temperature controlled heater, accept the boiled water of its outflow, gas is convenient in the design of opening and steam is overflowed, and another opening utensil 71 is also same function, and it is accepted is the second Temperature controlled heater water out, the current flow process of the present embodiment and the variation of corresponding water temperature are followed successively by: cold water reservoir vessel 60--cold water, water valve 80--cold water, water inlet 10--cold water, heat exchanger cold water inlet 21--cold water, heat exchanger preheating water outlet pipe 22--preheating water, the first Temperature controlled heater 30--heats for the first time, opening utensil 70--boiled water, the hot boiling water of heat exchanger heat boiling water water inlet pipe 23--, heat exchanger cold water outlet pipe 24--cold water, the second Temperature controlled heater 40--heats for the second time, the water of opening utensil 71--user design temperature, the water of delivery port 50--user design temperature, in the present embodiment, the temperature of setting as the user is during lower than boiled water (boiling water), thermal energy exchange because of heat exchanger 20, make the present invention have energy-saving effect, and the lower energy-saving effect of user's design temperature is more obvious, until design temperature when being cold water energy-saving effect reach maximization, make the drinking water of final output reach user's set temperature value and carry out post bake by the second Temperature controlled heater.
In the present embodiment, can also do further improvement, be close to temperature control safeties of the first Temperature controlled heater arrangement, as temperature detect switch (TDS) or Thermal Cutoffs, when causing continuous heating, the first Temperature controlled heater fault heats up, reach the startup thresholding of temperature detect switch (TDS), the first Temperature controlled heater power supply or whole installation's power source are cut off in the temperature detect switch (TDS) action, in like manner also can increase temperature detect switch (TDS) at the second Temperature controlled heater; And must rely on the consideration of power or dynamical elevation for water flow, the appropriate location adds electric water pump in the present embodiment, can be with reference to leak through type coffee pot principle than the replacement scheme that electric water pump cost is lower, it utilizes the air pressure that produces after the water boiling to add that the mode of check valve provides flow dynamic, because not exclusively relying on dynamical elevation, make the overall construction design of the present embodiment more flexible.
Embodiment two:
See Fig. 3, the difference of the present embodiment and embodiment one is to have increased cool boiled water storage water receptacle 61, and connected water valve 81, the benefit of design is to make the product that filters the incrustation scale better effects if like this, and it can a large amount of cold water of one time to produce, adds the design of filter for needs, placement filter device in water route after cool boiled water storage water receptacle 61, promote the filtration effect of incrustation scale, because standing time of cold water is longer, the ratio that incrustation scale is separated out is just larger; In addition, other details of the present embodiment and principle and embodiment one are just the same, no longer repeat.
Embodiment three:
see Fig. 4, the difference of the present embodiment and embodiment two is to have saved the second Temperature controlled heater 40, also realized by the first Temperature controlled heater 30 and will carry out the action of electrical heating for the second time to cold water, the first Temperature controlled heater 30 has increased a pipeline as can be seen from Figure, cold water stores container 61 cold water out and realizes electrically heated for the second time by this pipeline just, obviously, the needed temperature value of electrical heating for the first time and electrical heating for the second time is different in the time of most, so preheating water is carried out electrical heating for the first time and cold water is carried out electrical heating for the second time is to carry out simultaneously, in addition details and principle are all just the same with embodiment two, no longer repeat.The advantage of the present embodiment is to save a Temperature controlled heater, has reduced cost.
Fig. 5 is the flow process of preparation drinking water method provided by the present invention, following steps wherein, and cold water enters heat exchanger, becomes preheating water S01 by thermal energy exchange; Preheating water is carried out electrical heating for the first time, and be heated to boiling, become hot boiling water S02; Hot boiling water enters heat exchanger, becomes cold water S03 by thermal energy exchange; Cold water is directly exported, the preparation drinking water is completed S05, and these steps are present existing preparation drinking water methods, and the step of its back, the leaving water temperature of setting as user S04 during higher than the cold water temperature, cold water is carried out electrical heating for the second time, and be heated to export after temperature that the user sets, the preparation drinking water is completed S06, this is improvement of the present invention place just, by cold water is carried out electrical heating for the second time, to obtain the water of user's design temperature, i.e. drinking water; The present embodiment one, two, three is all to have used such method to prepare drinking water.

Claims (14)

1. one kind prepares drinking water apparatus, comprise water inlet, heat exchanger, the first Temperature controlled heater and delivery port, wherein water inlet is connected with the cold water inlet of heat exchanger, the preheating water outlet pipe of heat exchanger is connected by the first Temperature controlled heater with the hot boiling water water inlet pipe of heat exchanger, the cold water outlet pipe of heat exchanger is connected with delivery port, it is characterized in that: further comprising the second Temperature controlled heater, the cold water outlet pipe of heat exchanger is connected with delivery port by the second Temperature controlled heater.
2. preparation drinking water apparatus according to claim 1 is characterized in that: described the first Temperature controlled heater be connected Temperature controlled heater all comprise heating, temperature sensor and with the detection control circuit of heating connection corresponding to temperature sensor.
3. preparation drinking water apparatus according to claim 1 is characterized in that: be connected in series an opening utensil between the hot boiling water water inlet pipe of described the first Temperature controlled heater and heat exchanger.
4. preparation drinking water apparatus according to claim 1 is characterized in that: be connected in series an opening utensil between described the second Temperature controlled heater and delivery port.
5. preparation drinking water apparatus according to claim 1 is characterized in that: the cold water outlet pipe of described heat exchanger to delivery port in formed water route the optional position place filter.
6. preparation drinking water apparatus according to claim 1, it is characterized in that: further comprising at least one temperature control safeties, these temperature control safeties are electrically connected to the first Temperature controlled heater or the second Temperature controlled heater, perhaps be connected in the electric power loop of whole device, with control section or whole power supply.
7. preparation drinking water apparatus according to claim 1, it is characterized in that: further comprising at least one electric water pump, and this electric water pump is arranged on the optional position in whole device water route.
8. preparation drinking water apparatus according to claim 1, it is characterized in that: further comprising a tank, and this tank is arranged on optional position in the water route of heat exchanger cold water pipe to the second Temperature controlled heater, and is communicated with the water route of position.
9. preparation drinking water apparatus according to claim 1, it is characterized in that: further comprising cold water vessels, and cold water vessels is connected with water inlet with water inlet or by valve.
10. preparation drinking water apparatus according to claim 1, it is characterized in that: further comprising and control input block, and this is controlled input block and is electrically connected to the second Temperature controlled heater at least.
11. one kind prepares the drinking water method, is applied to comprise the preparation drinking water apparatus of heat exchanger and Temperature controlled heater, it is characterized in that: it comprises and is prepared as follows step:
Cold water enters heat exchanger, becomes preheating water by thermal energy exchange;
Preheating water is carried out electrical heating for the first time, and be heated to boiling, become hot boiling water;
Hot boiling water enters heat exchanger, becomes cold water by thermal energy exchange;
The leaving water temperature of setting as the user is during higher than the cold water temperature, cold water is carried out electrical heating for the second time, and be heated to export after temperature that the user sets, when the leaving water temperature of user's setting is equal to or less than the temperature of cold water, do not carry out the secondary electric heating, directly the output cold water, prepare drinking water and complete.
12. preparation drinking water method according to claim 11 it is characterized in that: further comprising following steps, and the part cold water is freezed; The frozen water of gained after refrigeration is stored; The leaving water temperature of setting as the user is lower than the cold water temperature or when being set as frozen water, directly the frozen water of output storage.
13. preparation drinking water method according to claim 11 is characterized in that: described electrical heating for the first time and electrical heating for the second time belong in two different heating devices to be carried out.
14. preparation drinking water method according to claim 11 is characterized in that: described electrical heating for the first time and electrical heating for the second time belong in same electric heater in two different pipelines timesharing and carry out.
CN2013101256966A 2013-04-10 2013-04-10 Device and method for producing drinking water Pending CN103169383A (en)

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Application Number Priority Date Filing Date Title
CN2013101256966A CN103169383A (en) 2013-04-10 2013-04-10 Device and method for producing drinking water

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Application Number Priority Date Filing Date Title
CN2013101256966A CN103169383A (en) 2013-04-10 2013-04-10 Device and method for producing drinking water

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CN103169383A true CN103169383A (en) 2013-06-26

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105559612A (en) * 2016-02-26 2016-05-11 王剑 Energy-saving type quick cold boiled water making device
CN105708329A (en) * 2016-05-03 2016-06-29 深圳市易安诺科技有限公司 Intelligent temperature adjustable water fountain and temperature adjusting method thereof
CN105725798A (en) * 2016-04-30 2016-07-06 杭州杰富睿科技有限公司 Heat exchange component for healthy direct drinking machine, direct drinking machine and heat exchange method
CN105902169A (en) * 2016-07-01 2016-08-31 杭州杰富睿科技有限公司 Heat exchanger and direct water dispenser containing the heat exchanger
CN106108650A (en) * 2016-07-29 2016-11-16 杭州智隆科技有限公司 A kind of home-use water boiling device
CN106820989A (en) * 2017-02-16 2017-06-13 广东美的厨房电器制造有限公司 Milk maker
CN107405024A (en) * 2015-03-19 2017-11-28 Lg 电子株式会社 Water dispenser and its control method
CN107581904A (en) * 2017-10-13 2018-01-16 朱平 A kind of water tank free water dispenser
EP3622863A1 (en) * 2018-09-14 2020-03-18 Dongguan University of Technology Method for water temperature stepless adjustment of pipeline water dispenser

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CN2879013Y (en) * 2006-03-07 2007-03-14 常占国 Boiling water cooling machine
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CN201435989U (en) * 2009-05-08 2010-04-07 上海荣凯电器有限公司 Warm water and boiled water cold heat exchange water storage device
CN102125394A (en) * 2011-01-25 2011-07-20 李韧 Multifunctional preheating water dispenser
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JP2929285B1 (en) * 1998-01-26 1999-08-03 株式会社日本イトミック Hot water storage type electric water heater
CN2712227Y (en) * 2004-04-21 2005-07-27 杭州司迈特电器有限公司 Warm water drinking machine with self-circulating and bacteria vanishing function
CN2879013Y (en) * 2006-03-07 2007-03-14 常占国 Boiling water cooling machine
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107405024A (en) * 2015-03-19 2017-11-28 Lg 电子株式会社 Water dispenser and its control method
CN105559612A (en) * 2016-02-26 2016-05-11 王剑 Energy-saving type quick cold boiled water making device
CN105725798A (en) * 2016-04-30 2016-07-06 杭州杰富睿科技有限公司 Heat exchange component for healthy direct drinking machine, direct drinking machine and heat exchange method
CN105708329A (en) * 2016-05-03 2016-06-29 深圳市易安诺科技有限公司 Intelligent temperature adjustable water fountain and temperature adjusting method thereof
CN105902169A (en) * 2016-07-01 2016-08-31 杭州杰富睿科技有限公司 Heat exchanger and direct water dispenser containing the heat exchanger
CN106108650A (en) * 2016-07-29 2016-11-16 杭州智隆科技有限公司 A kind of home-use water boiling device
CN106820989A (en) * 2017-02-16 2017-06-13 广东美的厨房电器制造有限公司 Milk maker
CN106820989B (en) * 2017-02-16 2019-03-29 广东美的厨房电器制造有限公司 Milk maker
CN107581904A (en) * 2017-10-13 2018-01-16 朱平 A kind of water tank free water dispenser
EP3622863A1 (en) * 2018-09-14 2020-03-18 Dongguan University of Technology Method for water temperature stepless adjustment of pipeline water dispenser

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