CN108361970A - Water heater and its control method - Google Patents

Abstract

The invention discloses a kind of water heater and its control method, which includes：Liner can store fluid；Mixing arrangement for gas and liquid to be carried out to gas-liquid mixed, the mixing arrangement are provided with the blending space for carrying out gas-liquid mixed, and the blending space is located in the liner；Fluid in the liner can be imported after the blending space carries out gas-liquid mixed and be returned in the liner by the driving device that can be connected to the liner and the mixing arrangement, the driving device.Water heater provided by the invention can realize gas-liquid mixed, to generate microbubble water for users to use, can not only water-saving and environmental protection, water supply clean-up performance is strong, and can be before user's use, microbubble water is prepared in liner in advance, preferably meets the use demand of user.

Description

Water heater and its control method

Technical field

The present invention relates to field of water heaters, more particularly to a kind of water heater and its control method.

Background technology

State's heater inside product mainly has electric heater, gas heater, solar water heater and air energy thermal water at present Device etc..Wherein, field of water heaters is mainly leading with traditional electric heater and gas heater.

Further, electric heater is divided into storage-type, instant heating type and three kinds of fast heating type by heating power.Wherein, storage-type Water heater and immediately heating water heater use relatively broad.Wherein, storage-type electric water heater is usually provided with the liner for water storage, It is smaller with power, clean hygiene, safe and reliable advantage, but certain preheating time is needed using hot water, therefore is suitble to The less family of population uses.

With the increasingly raising of people's living standard, requirement of the people to water heater is also higher and higher.For example, user is to heat Hydrophone requirement is other than safe and reliable basic demand, it is also proposed that Miniaturization Design, water-saving and environmental protection, healthiness etc. Further requirement.

Therefore, it is necessary to be improved to current water heater, preferably to meet user's requirement, improve user's Usage experience.

Invention content

The object of the present invention is to provide a kind of water heater and its control methods, can realize gas-liquid mixed, micro- to generate Air-bubble for users to use, can not only water-saving and environmental protection, water supply clean-up performance is strong, and can in user before use, in advance in liner In prepare microbubble water, preferably meet the use demand of user.

Following technical proposal can be used to realize in the above-mentioned purpose of the present invention：

A kind of water heater, including：

Liner can store fluid；

Mixing arrangement for gas and liquid to be carried out to gas-liquid mixed, the mixing arrangement are provided with for carrying out gas-liquid Mixed blending space, the blending space are located in the liner；

The driving device that can be connected to the liner and the mixing arrangement, the driving device can will be in the liners Fluid is imported after the blending space carries out gas-liquid mixed and is returned in the liner.

A kind of water heater, including：

Liner can store fluid；

The mixing arrangement that can be connected to the liner；The mixing arrangement can input the fluid in the liner mixed It attaches together to set and carries out gas-liquid mixed formation gas-liquid mixture and be back to the liner.

A kind of water heater, including：

Liner can store the fluid of predetermined pressure；

Mixing arrangement for gas and liquid to be carried out to gas-liquid mixed, the mixing arrangement are provided with for carrying out gas-liquid Mixed blending space, the blending space is located in the liner, or can be connected to the liner；

The driving device that can be connected to the liner and the mixing arrangement, the driving device can will be in the liners Fluid is imported after the blending space carries out gas-liquid mixed and is returned in the liner.

A kind of control method of water heater, including：

It is connected to induction pathway and drain path, gas is input to from the induction pathway in liner, and by the liner Interior liquid is discharged through the drain path, and draining tonifying Qi is carried out to the liner；

When the liquid level of the liner is down to predetermined fluid level, the induction pathway and drain path are closed, connection cycle is logical Road starts after driving device drives the input blending space of the fluid in the liner to carry out gas-liquid mixed and returns in the liner.

The technical solution provided by above the application embodiment is as it can be seen that water heater described herein passes through in water heater Middle setting driving device, and the liner communicated therewith and mixing arrangement are formed into fluid circulation path using the driving device, when When the driving device starts, the fluid in the liner being connected to its input terminal can be imported, and by the fluid from its Output end is exported to the mixing arrangement, carries out gas-liquid mixed, is back in the liner after forming gas-liquid mixture.Above-mentioned stream Body is flowed out from the liner on the whole, into the input terminal of the driving device, after from its output end flow through the mixing Device is stored in after forming gas-liquid mixture in the liner, so as to form above-mentioned fluid circulation path.In the liner Fluid can recycle infinitely so that water in the liner is gentle can fully to realize premix, ensured and worked as user's needs With directly opening can be obtained high concentration air-bubble with water terminal when water, to improve the usage experience of user.

In addition, water heater provided herein can form the circulation path of gas-liquid mixed, can also reduce to described The lift demand of driving device.

Description of the drawings

Fig. 1 is a kind of structural schematic diagram of the water heater provided in the application embodiment；

Fig. 2 is the structural schematic diagram of another water heater provided in the application embodiment；

Fig. 3 is the structural schematic diagram of another water heater provided in the application embodiment；

Fig. 4 A are a kind of structural schematic diagrams of the pressure-regulating device provided in the application embodiment；

Fig. 4 B are a kind of structural schematic diagrams of the pressure-regulating device provided in the application embodiment；

Fig. 5 A are a kind of schematic cross-sections in the variable cross-section product portion of first pipe provided in the application embodiment；

Fig. 5 B are the schematic cross-sections in the variable cross-section product portion of the first pipe of another kind provided in the application embodiment；

Fig. 5 C are the structural schematic diagrams in the variable cross-section product portion of another the first pipe provided in the application embodiment；

Fig. 5 D are the structural schematic diagrams in the variable cross-section product portion of another the first pipe provided in the application embodiment；

Fig. 6 is a kind of structural schematic diagram of the water heater provided in the application embodiment；

Fig. 7 is the structural schematic diagram of another water heater provided in the application embodiment；

Fig. 8 is a kind of structural schematic diagram of the water heater provided in the application embodiment；

Fig. 9 is the structural schematic diagram of another water heater provided in the application embodiment；

Figure 10 A are a kind of status diagrams of the water heater provided in the application embodiment；

Figure 10 B are a kind of status diagrams of the water heater provided in the application embodiment；

Figure 10 C are a kind of status diagrams of the water heater provided in the application embodiment；

Figure 10 D are a kind of status diagrams of the water heater provided in the application embodiment；

Figure 10 E are a kind of status diagrams of the water heater provided in the application embodiment；

Figure 11 is a kind of structural schematic diagram of the water heater provided in the application embodiment；

Figure 12 is a kind of step flow chart of the control method of the water heater provided in the application embodiment；

Figure 13 is a kind of step flow chart of the control method of the water heater provided in the application embodiment.

Reference sign：

Blending space -1；Liner -2；Tank body -10；First pipe -21；First port -210；Variable cross-section product portion -211；Second Pipe -22；Second port -220；Driving device -3；Heating element -20；Third pipe -23；Third port -230；Pressure adjusts dress Set -4；Air inlet -11；Leakage fluid dram -13；Feed water inlet -12；Upstream -14；Downstream pipe -15；First switching valve -5；Second Switching valve -6；Interface -7；Gas-liquid mixing pump -8.

Specific implementation mode

It below in conjunction with the drawings and specific embodiments, elaborates to technical scheme of the present invention, it should be understood that these realities Example is applied to be only illustrative of the invention and is not intended to limit the scope of the invention, after having read the present invention, people in the art Member each falls in the application range as defined in the appended claims the modification of the various equivalent forms of the present invention.

It should be noted that when element is referred to as " being set to " another element, it can be directly on another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", "upper", "lower", "left", "right" and similar statement for illustrative purposes only, are not offered as being unique embodiment.

Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the application The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein The purpose of the embodiment of body, it is not intended that in limitation the application.Term as used herein "and/or" includes one or more Any and all combinations of relevant Listed Items.

A kind of water heater of present invention offer and its control method can realize gas-liquid mixed, to generate microbubble water confession User use, can not only water-saving and environmental protection, water supply clean-up performance is strong, and can in user before use, in advance prepared in liner Microbubble water preferably meets the use demand of user.

Fig. 1 to Fig. 2 is please referred to, a kind of water heater provided in the application embodiment may include：Liner 2, energy Enough store the fluid of predetermined pressure；Mixing arrangement for gas and liquid to be carried out to gas-liquid mixed, the mixing arrangement setting It is useful for carrying out the blending space 1 of gas-liquid mixed, the blending space 1 is located in the liner 2；It can be with the liner 2 and institute The driving device 3 of mixing arrangement connection is stated, the fluid in the liner 2 can be imported the blending space 1 by the driving device 3 It is returned in the liner 2 after carrying out gas-liquid mixed.

In the present embodiment, the liner 2 is the pressure-bearing inner liner that can bear predetermined pressure, inside can be used for depositing Store up fluid with pressure.The predetermined pressure can be 0.1 megapascal or more.The pressurized fluid may include gas, liquid, Yi Jiqi One kind in the mixture of body and liquid.Specifically, the liner 2 can be used for filling water, the mixed of gas or water and gas is either filled Close object etc..The liner 2 can be hollow Cylinder Shell on the whole.Certainly, the liner 2 can also be other shapes, The application does not make specific limit herein.In addition, being classified according to the mounting means of the liner 2, the liner 2 can be cross Formula liner may be vertical liner etc., and the application does not make specific limit herein.

In addition, the water heater can also include the heating element that can be heated to the fluid stored in the liner 2 20.When the heating element 20 is when heating the fluid in the liner 2, it can so that fluid in liner 2 heats up expansion, So as to improve the pressure in the liner 2, when carrying out gas-liquid mixed in the liner 2, extraneous institute is advantageously reduced The supercharging requirement needed, specifically, the lift demand of driving device 3 can be reduced.

Specifically, the form of the heating element 20 can according to the difference of actual usage scenario different, the application In do not make specific limit herein.For example, when the water heater is storage-type electric water heater, the heating element 20 can be with For electrically heated rod.Described electrically heated rod one end can be fixed on liner 2, and the other end extends into liner 2.The electrically heated rod With in liner 2 water or gas-liquid mixture contact, electrical heating generate thermal energy pass to water or gas-liquid mixture in liner 2 Afterwards, can by liner 2 water or gas-liquid mixture heat.

In the present embodiment, the mixing arrangement is for carrying out gas-liquid mixed.The mixing arrangement be provided with for into The blending space 1 of row gas-liquid mixed, the blending space 1 can be located in the liner 2.Specifically, the mixing arrangement can To be formed by at least partly space of liner 2, or can be from at least partly space of the liner 2 and shape with other mechanisms At；Alternatively, the mixing arrangement can be formed by the independent mechanism in the liner 2；Alternatively, the mixing arrangement is also Can be other forms, specifically, the application does not make specific limit herein.

When the mixing arrangement is formed by at least partly space of liner 2, that is to say, that blending space 1 is located in described When in courage 2, the liner 2 has the function of store function but also with gas-liquid mixed, realizes the profit of the maximization to 2 space of liner With.In contrast, the container that blending space is separately provided can be saved, cost can not only be reduced, and water heater can be reduced Overall volume.

In addition, the blending space 1 may be located on outside liner 2, and it is connected with the liner 2.As shown in figure 3, institute Stating blending space 1 can be formed by the tank body 10 outside the liner 2.

In the present embodiment, the driving device 3 can be connected with the liner 2 and blending space 1, for being stream Driving force is provided through its fluid, it is logical to establish the fluid circulation between the driving device 3, liner 2 and blending space 1 Road.Specifically, the form of the driving device 3 can be water pump, certainly, the driving device 3, which can also be other, to be carried For the device of power, the application does not make specific limit herein.

Specifically, the driving device 3 may include opposite input terminal and output end.When the driving device 3 starts When, the fluid in the liner 2 being connected to its input terminal can be imported, and the fluid is exported from its output end to described Blending space carries out gas-liquid mixed.It is back in the liner 2 after forming gas-liquid mixture.Above-mentioned fluid is on the whole described in Liner 2 flows out, into the input terminal of the driving device 3, after flow into the blending space from the outflow of its output end and form gas-liquid It is stored in after mixture in the liner 2, so as to form the circulation path of fluid.Fluid in the liner 2 can be multiple Ground recycles so that gentle abundant realizations of water in the liner 2 premixes, and has ensured when user needs with water directly opening water Terminal can be obtained high concentration microbubble water, to improve the usage experience of user.Water heater provided herein can The circulation path for forming gas-liquid mixed, can also reduce the lift demand to the driving device.

In addition, when from the water pressure deficiency for feeding the liner 2 for water end (W.E.), the driving device 3 can be pressurized for it.

Gas-liquid mixture in present embodiment is microbubble, wherein microbubble refers to size several or tens The bubble of micron.The surface of microbubble carries faint negative electrical charge in water, can adsorb the substances such as grease, protein, to They are taken away into skin and hair etc..When carrying out bathing using the microbubble water with microbubble, it is per minute have it is a large amount of small Bubble can be deep into root of hair etc. and be difficult to the position cleared up originally, herein by accumulation, such as the dirts such as sebum, grease It thoroughly removes.

In addition, microbubble water also has the function of unique sterilization.Specifically, the sterilization process of microbubble water includes attracting With kill two processes, microbubble carry electrostatic, can in adsorbed water body bacterium with virus；Then, breaking with bubble It splits, superhigh-temperature and-pressure caused by a large amount of free radical and rupture is excited around bubble, the bacterial virus of absorption is killed.On The process for stating killing is a complete physical killing process, is essentially different with conventional disinfection method, so phase The more environmentally friendly health for conventional chemical sterilization.

Water heater provided herein, the microbubble diameter dimension generated can be at 50 microns or less.Microbubble Concentration can generally reach 80,000/cubic centimetre.For water heater during generating microbubble, the color of fluid is first in liner 2 Gradually bleach from original transparence.Subsequently continuing on with user, the decline of microbubble concentration, fluid in liner 2 Extension gradually restores transparent.

Water heater described herein, by the way that driving device 3 is arranged in water heater, and will be with using the driving device 3 Its liner 2 being connected to and blending space 1 form fluid circulation path, can will be defeated with it when the driving device 3 starts The fluid entered in the liner 2 of end connection imports, and the fluid is exported from its output end to the blending space 1, into promoting the circulation of qi Liquid mixes, and is back in the liner 2 after forming gas-liquid mixture.Above-mentioned fluid is flowed out from the liner 2 on the whole, into institute State the input terminal of driving device 3, after from its output end flow through the blending space 1 formed gas-liquid mixture after be stored in institute It states in liner 2, so as to form above-mentioned fluid circulation path.Fluid in the liner 2 can recycle infinitely so that institute It states that the water in liner 2 is gentle can fully to realize premix, has ensured when user needs with water directly opening water terminal High concentration air-bubble is obtained, to improve the usage experience of user.

The water heater can also include the pressure-regulating device 4 being arranged in the water heater downstream.

The downstream position in entire water heater can be arranged in the pressure-regulating device 4, and the pressure-regulating device 4 is used for Liner 2 is maintained to the pressure between itself in predetermined range.Specifically, the form of the pressure-regulating device 4 can Think it is following in any one：Releasing valve, relief valve, the switch valve with predetermined pressure.For example, pressure-regulating device 4 can Think self-contained pressure regulator, such as release device etc.；It is alternatively hydraulic pressure control valve, such as overflow valve, or Electric expansion valve, heating power expansion valve that pressure can control etc., or can also be other forms, specifically, the pressure tune The control principle of regulating device 4 can be different according to the difference of the concrete structure of the pressure-regulating device 4, and the application is herein simultaneously It does not limit specifically.

The pressure-regulating device 4 has opposite arrival end and outlet end, is internally provided with pressure regulating mechanism, makes The pressure drop of the arrival end is exported as predetermined pressure from the outlet end.

Specifically, step by step or prominent at least formed with actual internal area on the direction that pressure-regulating device 4 is flowed along fluid The throttle mechanism of change, the i.e. pressure regulating mechanism can be throttle structure.Using the throttle mechanism can reduction of blood pressure in high-speed, realization releases Gas.

Fig. 4 A are please referred to, such as on the direction flowed along fluid, is provided at least level-one and becomes aperture structure, the pressure Regulating device 4 includes a hollow tube body, and at least one throttle part is provided in tube body.The throttle part can be hole Diameter is less than the structure of the internal diameter of tube body.In addition, can be offered out successively along on fluid flow direction on the choke block The recirculation hole that hole number increases successively so that on the whole along on fluid flow direction, actual internal area increases step by step.Fluid stream When through the throttle mechanism, since actual internal area becomes smaller suddenly, the pressure of fluid can accordingly increase, so as to realize that pressure is tieed up The function of holding.

Fig. 4 B are please referred to, the pressure-regulating device 4 is also provided with the back pressure spring of actual internal area variation, or Other throttle mechanisms, the application do not limit specifically herein.One of ordinary skill in the art enlighten in the technical spirit of the application Under, it is also possible to other changes are made, but as long as the function and effect of its realization are same as the present application or similar, should all be covered by In the application protection domain.

In one embodiment, when the blending space 1 is located in the liner 2, the blending space 1 includes interior 2 top memory of courage has the region of gas.The driving device 3 has opposite output end and input terminal, the driving device 3 Output end is connected with the first pipe 21, and first pipe 21 can direct fluid into the liner 2 under the driving of the driving device 3 It is stored in the region of gas and carries out gas-liquid mixed.

In the present embodiment, 2 top predetermined space of the liner is stored with the gas for carrying out gas-liquid mixed.It is described Blending space 1 can be located in the liner 2.Specifically, the blending space 1, which may include 2 top memory of liner, gas Region.Wherein, the size of the predetermined space can be adaptively adjusted according to the difference such as volume of liner 2, specifically , the application does not make specific limit herein.In general, in the liner 2, there is a boundary between gas and liquid Face 7.When fluid is stored with the space of gas by the importing of driving device 3, fluid disturbs the air on 2 top of liner. When disturbed air is entered with the fluid of importing in 7 liquid below of interface, can further near interface 7 Liquid carries out gas-liquid mixed.Therefore, the blending space 1 can also include part close to where the liquid of the interface 7 Space.

In the present embodiment, the output end of the driving device 3 is connected with the first pipe 21.Specifically, first pipe 21 can be generally hollow pipe structure, with opposite both ends, one end can be with the output end phase of the driving device 3 Connection, the other end can be located in liner 2.It may be multiple that the number of first pipe 21, which can be one, and the application is herein Specific limit is not made.In addition, first pipe 21 can also be used as the water inlet pipe or outlet pipe of water heater.

Herein it should be noted that：The first pipe 21 illustrated in present embodiment is primarily directed to setting at 2 bottom of liner The embodiment at 2 top of liner or side wall, affiliated neck is arranged as other scenes, such as the first pipe 21 in the scene in portion Field technique personnel can be arranged in the application to be adaptively adjusted in the scene of 2 bottom of liner, and details are not described herein by the application, but As long as its function of realizing and effect are same as the present application or similar, should all be covered by the application protection domain.

Further, there can be the first port 210 far from the driving device 3 refering to Fig. 6, first pipe 21, The first port 210 is located near or at the region that the liner 2 is stored with gas.

Specifically, the trepanning for first pipe 21 to be arranged can be provided on the liner 2.First pipe 21 First port 210 can be fed through the trepanning, stretch into the liner 2.The height of the first port 210 can be slightly above The interface 7 is flushed with the interface 7.It, can be direct when fluid is driven in first pipe 21 by driving device 3 It is flowed out from the first port 210, gas-liquid mixed is carried out with the gas in blending space 1.In addition, for example when the driving device 3 when being supplied to the driving force of fluid enough, and the height of the first port 210 can be slightly below the interface 7.It is filled in driving It sets under 3 driving, pressurized fluid can be ejected from the first port 210, and gas-liquid mixed is carried out into blending space 1.

As shown in Figure 1, in one embodiment, the driving device 3 can be located at the outside of the liner 2, described First pipe 21 is arranged on the liner 2, and the input terminal of the driving device 3, which is connected with, can be connected to the driving device 3 and institute The second pipe 22 of liner 2 is stated, the liner 2, the second pipe 22, driving device 3, the first pipe 21 can be connected to form circulation path.

The water heater is by being arranged the second pipe 22 in the present embodiment, for establishing the liner 2 and the driving Connected relation between the input terminal of device 3.Specifically, it can be in hollow pipe structure, tool that second pipe 22 is whole There are opposite both ends, one end that can be connected with the liner 2, to export the fluid in liner 2；The other end can with it is described The input terminal of driving device 3 is connected.

When the driving device 3 is located at the outside of the liner 2, after starting driving device 3, in liner 2 After fluid can flow through the driving device 3 by second pipe 22, is entered in liner 2 by first pipe 21 and be stored with Gas-liquid mixed is carried out in the blending space 1 of gas；Follow-up gas-liquid mixture is fallen after rise under the effect of gravity into liner 2, to shape At the circulation path of gas-liquid mixed.

As shown in Fig. 2, in another embodiment, the driving device 3 can be located at the inside of the liner 2, phase It answers, first pipe 21 is set to inside the liner 2, and the input terminal of the driving device 3 is connected with the second pipe 22, described Liner 2, the second pipe 22, driving device 3, the first pipe 21 can be connected to form circulation path.

That is, when the driving device 3 is located at the inside of the liner 2, first pipe 21 is located at accordingly The inside of the liner 2, one end are connected with the output end of the driving device 3, in order to which the driving device 3 is by fluid Import first pipe 21；The other end can stretch into the region that the liner 2 is stored with gas, consequently facilitating from first pipe 21 Inject the water of liner 2 directly can carry out gas-liquid mixed to lossless pressure with the gas in liner 2.

After starting driving device 3, the fluid in liner 2 can flow through the driving dress by second pipe 22 After setting 3, the region progress gas-liquid mixed that the liner 2 is stored with gas, follow-up gas-liquid mixed are flowed by first pipe 21 Object is fallen after rise under the effect of gravity into liner 2.

Further, in order to improve the effect of gas-liquid mixed, the first port 210 that first pipe 21 is connected to liner 2 Place is equipped with fluidic architecture.The fluidic architecture by fluid is imported in the first pipe 21 can be pressurized, to making in the liner 2 Gas and fluid reach when gas-liquid mixed preferably mixed gas effect.

Fig. 5 A to 5D are please referred to, specifically, the fluidic architecture can be at the first port 210 of first pipe 21 The variable cross-section product portion 211 of formation.The sectional area in variable cross-section product portion 211 is less than the section of 21 tube body of the first pipe on the whole Product.

As shown in Figure 5A, variable cross-section product portion 211 can be to be formed at the first port 210 of first pipe 21 Elliptical openings.

Alternatively, as shown in Figure 5 C, variable cross-section product portion 211 can be at the first port 210 of first pipe 21 The aperture of formation is less than the circular open in first pipe, 21 tube body aperture.

Alternatively, as shown in Figure 5 B, variable cross-section product portion 211 can be at the first port 210 of first pipe 21 The cross opening formed.

Alternatively, as shown in Figure 5 D, the first port 210 is blind end, variable cross-section product portion 211 can be described Multiple trepannings that first pipe 21 is formed on the tube wall of the first port 210.

In addition, variable cross-section product portion 211 can not make specific restriction herein with other forms, the application, it is affiliated Field technology personnel are under the technical spirit enlightenment of the application, it is also possible to other changes are made, but as long as the function of its realization It is same as the present application or similar with effect, it should all be covered by the application protection domain.

In one embodiment, the water heater can also include：The water supply path that can be connected to the liner 2, with And the first switch device of the water supply path break-make can be controlled.In addition, the water heater can also include：Can with it is described interior The induction pathway and drain path that courage 2 is connected to, and the second switch of the induction pathway and drain path break-make can be controlled Device.

In the present embodiment, the water heater can also include the induction pathway being connect with the liner 2 and drain road Diameter, the induction pathway are equipped with air inlet 11, and the drain path is equipped with leakage fluid dram 13, and the water heater further includes that can control The second switch device of 13 break-make of the air inlet 11 and leakage fluid dram；When draining tonifying Qi state, the second switch device Air inlet 11 is opened, leakage fluid dram 13 is opened；In gas-liquid mixture phase, the switching device control air inlet 11 is closed, Leakage fluid dram 13 is closed.

In the present embodiment, the water heater can also include the induction pathway and use for being supplied to the liner 2 In the drain path that water extra in the liner 2 is discharged in tonifying Qi.Wherein, one end of the induction pathway can be with institute It states liner 2 to be connected, the other end of the induction pathway can be air inlet 11, and extraneous gas can pass through the air inlet 11 Into in the induction pathway, finally fill into the liner 2.Also the liner 2 is connected for one end of the drain path, should The other end of the drain path can be equipped with leakage fluid dram 13, and the water in the liner 2 by gas discharge can flow through the row Fluid path diameter is discharged from the leakage fluid dram 13.

In addition, second switch device can be provided on the air inlet 11, leakage fluid dram 13, for controlling the air inlet The opening and closing of mouth 11, leakage fluid dram 13.The form of the second switch device can be the form of solenoid valve, and certainly, described second opens The form for closing device is not limited to the example above.The second switch device can be electrically connected with controller, when controller root When sending out switching signal to the second switch device according to scheduled control signal, the second switch device can correspondingly into The switching of row open and-shut mode.

Specifically, when carrying out draining tonifying Qi to the liner 2, i.e., the gas needed for gas-liquid mixed will be filled into liner 2, When liquid extra in liner 2 being discharged simultaneously, the second switch device can control the opening of the air inlet 11, the row Liquid mouth 13 is opened, at this point, gas is entered by the air inlet 11, is entered in the liner 2 by the induction pathway；It is described Extra water is discharged by the drain path from the leakage fluid dram 13 in liner 2, to complete draining tonifying Qi.When described Tonifying Qi is drained to complete, when the water heater needs to enter gas-liquid mixture phase, i.e., the described liner 2, driving device 3, blending space 1 When forming circulation path, the second switch device control air inlet 11 is closed, and leakage fluid dram 13 is closed.

In addition, the number of the air inlet 11 and leakage fluid dram 13 can be one, or multiple, the application is herein simultaneously It does not limit specifically.The number of the second switch device can be one, or multiple.For example, working as the air inlet The number of mouth 11 and leakage fluid dram 13 is respectively one, and the number of the second switch device can be two, one of setting In 11 position of air inlet, another can be arranged in 13 position of leakage fluid dram.In addition, the number of the second switch device can be One, at this point, the air inlet 11 and leakage fluid dram 13 can share the second switch device.

Further, due to the open and-shut mode basic synchronization of the air inlet 11 and leakage fluid dram 13, it can will be arranged In the second switch device synchronization association of above-mentioned air inlet 11 and leakage fluid dram 13, it is convenient for simplify control.

The water heater can also include water supply path.The water supply path can be equipped with feed water inlet 12.The water heater It further include the first switch device that can control 12 break-make of the feed water inlet；When in draining tonifying Qi state and gas-liquid admixture When, first switch device control feed water inlet 12 is closed；It is described when with water state or needing to when 2 water filling of liner First switch device opens feed water inlet 12.

In the present embodiment, the water heater can also include the water supply path for supplying water to the liner 2.Its In, one end of the water supply path can be connected with the liner 2, and the other end can be feed water inlet 12, and external water source can be with Entered in the water supply path by the feed water inlet 12, hence into the liner 2.

Wherein, the water supply path and the induction pathway can be shared at least partly, the water outlet path can with it is described Drain path at least partly shares, to simplify pipeline, to optimize the overall structure of the water heater.

In addition, first switch device can be provided on the feed water inlet 12, for controlling opening for the feed water inlet 12 It closes.Wherein, the form of the first switch device can be the form of solenoid valve, certainly, the form of the first switch device It is not limited to the example above.The first switch device can be electrically connected with controller, when controller is according to scheduled control When signal sends out switching signal to the first switch device, state can be correspondingly opened and closed in the first switch device Switching.

Specifically, when under above-mentioned draining tonifying Qi state, first switch device control feed water inlet 12 is closed；This When, it is ensured that external water does not enter in the liner, interferes above-mentioned draining tonifying Qi state.When in gas-liquid mixed When under state, the second switch device control leakage fluid dram 13 is closed, and when entirety ensures gas-liquid mixed, the pressure of water heater maintains In predetermined pressure range.In addition, under gas-liquid mixture phase, the feed water inlet 12 and air inlet 11 may be at opening or Closed state, the application do not make specific limit herein.When in the open position, compressed gas or water can be filled into.When When the water heater needs to enter service position, the first switch device opens feed water inlet 12, meanwhile, the second switch Device can close the air inlet 11 and leakage fluid dram 13, and the water supply path is connected with the liner 2, and extraneous water can To fill into the liner 2, correspondingly, the gas-liquid mixture in the liner 2 is capable of providing to water terminal.

In addition, the number of the feed water inlet 12 can be one, or multiple, the application does not make specific herein It limits.The number of the first switch device can be one, or multiple.In addition, the first switch device also may be used It is integrated etc. to be carried out with the second switch device, specifically, the application does not make specific limit herein.

Fig. 6 or 7 is please referred to, in one embodiment, the water heater can also be upper including that can be connected to for water end (W.E.) Play pipe road 14 and the downstream pipe 15 that can be connected to with water terminal, and can switch with first pipe 21, the second pipe 22, on First switching valve 5 of 15 connected relation of play pipe road 14 and downstream pipe.

In the present embodiment, the upstream 14 can with first switching valve, 5 and first pipe 21 or the second pipe 22 To form to 2 induction pathway of the liner or water supply path；First pipe, 21 or second pipe 22 can be cut by described first Change pipe combined with the downstream pipe 15 can be formed drain path or water outlet path.

Wherein, the first pipe 21 has the first port 210 for stretching into liner 2；Second pipe 22 has stretch into the liner 2 the Two-port netwerk 220.First pipe 21, the second pipe 22 are connected with liner 2 respectively, wherein one can be used for into water, another can be with For being discharged.Wherein, height where first port 210 and second port 220 can be different, for example, the first pipe 21 corresponding the The height of Single port 210 can be higher than the height of the second port 220.

Upstream 14 is integrally located at the upstream of water heater, is provided with feed water inlet 12.In addition, in the upstream 14 Air inlet 11 can also be provided with.

Downstream pipe 15 is integrally located at the downstream of water heater, is provided with water outlet.In addition, on the downstream pipe 15 Leakage fluid dram 13 can be provided with.

In one embodiment, first switching valve 2 includes first position and the second position and the third place, In, the upstream 14 can be connected to form the induction pathway by the first position of first switching valve 2 with the first pipe 21, The downstream pipe 15 is connected to form the drain path with second pipe 22；The second position of first switching valve 5 Second pipe 22, driving device 3, the first pipe 21 can be connected to liner 2, form circulation path；First switching valve 5 First pipe 21 can be connected to form the water supply path by the third place with the upstream 14, by second pipe 22 with The connection of the downstream pipe 15 forms water outlet path.

Further, first pipe 21 has the first port 210 for stretching into the liner, and second pipe 22, which has, to be stretched Enter the second port 220 of the liner, the height of the first port 210 is higher than the second port 220, first switching Valve 5 further includes the 4th position, and the 4th position of first switching valve 5 can connect second pipe 22 with the upstream 14 Logical to form the water supply path, first pipe 21 is connected to formation water outlet path with the downstream pipe 15.

In the present embodiment, the first switching valve 5 may include the first interface that can be connected to water heater upstream 14, The second interface being connected to the second pipe 22, the third interface being connected to downstream pipe 15, and what is be connected to the first pipe 21 the 4th connect Mouthful.Specifically, first switching valve 5 can be that be capable of the four-way valve of combination of two connection between four interfaces, certainly, described the One switching valve 5 can be in the form of other valves, and the application does not make specific limit herein.

The water heater includes：It drains tonifying Qi state, gas-liquid mixture phase and uses water state.By switching first switching The position of valve 5, thus it is possible to vary the connection relation with each pipeline.When the position for changing the first switching valve 5 and combine control air inlet The break-make of mouth 11, leakage fluid dram 13 and feed water inlet 12, may be implemented the switching between water heater different conditions.

Specifically, when draining tonifying Qi state, first switching valve 5 connects the upstream 14 and the first pipe 21 Logical to form the induction pathway, downstream pipe 15 is connected to form the drain path with the second pipe 22；When the liquid level in liner 2 reaches Switching draining tonifying Qi state is gas-liquid mixture phase after to predetermined fluid level.

The condition switched between draining tonifying Qi state and gas-liquid mixture phase is liquid level in the liner 2.In described After liquid level in courage 2 is down to the predetermined fluid level, expression has filled into preset gas flow at this time.Above-mentioned default settings Gas flow can ensure the normal microbubble water demand of user.It it is specifically 80 liters, 60 liters, 50 liters etc. for current volume Liner for, the preset gas flow can be that 3 rise to 4 liters.When the gas flow filled into rises to 4 liters for 3, generally , 20 minutes to 30 minutes microbubble waters can be provided a user.Certainly, the presetting gas flow is also not limited to Citing is stated, can make applicability adjustment according to different application scenarios, the application is herein and unspecific restriction.It is described pre- Determine the interface 7 that liquid level can be gas and liquid in the liner 2.Specifically, the determination of the predetermined fluid level can basis The difference of the conditions such as the demand of volume, construction of liner 2 etc. and user and it is different, the application does not make specific limit herein It is fixed.For predetermined fluid level in gas-liquid mixture phase, first switching valve 5 manages the second pipe 22 with the driving device 3, first 21, the connection of liner 2 constitutes circulation path；Start the driving device 3 to drive the fluid in liner 2 through second pipe 22, drive Dynamic device 3, the first pipe 21 and the gas on 2 top of liner carry out gas-liquid mixed and form gas-liquid mixture and be back to the liner 2.

Wherein, it is also provided with bypass line between upstream 14 and the second pipe 22, it can be on the bypass line It is provided with the switch valve 30 for controlling its break-make.Correspondingly, when establishing above-mentioned circulation path, the switch valve 30 on the access, which is in, to be beaten Open state, the circulation path include：The second pipe 22 for being connected to liner 2, bypass line, driving device 3, the first switching valve 5, One pipe 21 and liner 2.

When under water state, when the water temperature in liner 2 is more than user's set temperature, first switching valve 5 is by the One pipe 21 is connected to form the water supply path with upstream 14, and the second pipe 22 is connected to formation water outlet path with downstream pipe 15； When the water temperature in the liner 2 is reduced to predetermined temperature, the second pipe 22 is connected to by first switching valve 5 with upstream 14 The water supply path is formed, the first pipe 21 is connected to form the water outlet path with downstream pipe 15.

Herein it should be noted that：First switching valve 5 be not limited to include four switching positions structure, may be used also To be integrated with the bypass line and its switch valve 30.On the whole, the structure of first switching valve 5 and form and unlimited In foregoing description, one of ordinary skill in the art are under the technical spirit enlightenment of the application, it is also possible to make other changes, but only It wants its function of realizing and effect same as the present application or similar, should all be covered by the application protection domain.

In one embodiment, the water heater can also include：The inspection of air compensation is drained for controlling the liner 2 Part is surveyed, the controller being electrically connected with the detection piece；When the detection piece detects that the liner 2 drains air compensation and reaches pre- When provisioning request, the controller changes the first switch device, the on off operating mode of second switch device and the switching valve Connected state.

Specifically, the detection piece can be it is following in any one or combinations thereof：Time measurement part, flow detection Part, level sensing part.

Wherein, when the detection piece is flow detection part, the specific flow detection part can be that can obtain pipeline The flow sensor of middle flow information.The flow sensor can be arranged on the water supply pipe of 2 upstream of the liner.When described After controller obtains the flow signal of the flow sensor, binding time signal can determine the flow of fluid, and then judge Whether need to be achieved predetermined fluid level, corresponding control is sent out to the switching device if reaching if going out in liner 2 to have reached Signal, to change the open and-shut mode of switching device.

When the detection piece is level sensing part, the specific liquid detecting part can be that can obtain liquid in liner 2 The liquid level gauge of position signal.The liquid level gauge is arranged in the liner 2, can be used for obtaining the liquid level signal in liner 2 and by the liquid Position signal is supplied to controller.Controller can determine the liquid level in liner 2 according to the liquid level signal, and judge that the liquid level is No have reached needs predetermined fluid level to be achieved, and corresponding control letter is sent out to the switching device and switching valve if reaching Number, to change the connected state of the open and-shut mode and the switching valve of switching device.

In addition, when the gas flow of injection is known flow value, the detection piece can also be can be to inputting gas storage The time measurement part that gas time within the organization is counted, such as timer.Certainly, the concrete form of the detection piece is not It is limited to the example above, one of ordinary skill in the art can also make other changes under the enlightenment of present techniques marrow, but As long as its function of realizing and the effect reached are same as the present application or similar, should all be covered by the application protection domain.

After the detection piece, which obtains, indicates the signal of liquid level in the liner 2, it is transmitted to controller, the control Device obtains the liquid level information of signal expression, when the liquid level information that the signal indicates is that liner 2 reaches predetermined fluid level, Ke Yixiang First switch device, second switch device and the first switching valve 5 send out corresponding switch-over control signal, realize the logical of each opening Connection switching between disconnected switching and pipeline.

Fig. 8 or Fig. 9 is please referred to, in one embodiment, the water heater can also include being connected to the liner 2 There is the third port 230 for stretching into the liner 2, the height of the third port 230 to be located at for third pipe 23, the third pipe 23 At the predetermined fluid level of the liner 2.

In the present embodiment, first pipe 21 includes the first port 210 being connected to liner 2, second pipe 22 It include the second port 220 being connected to liner 2；The third pipe 23 has the third port 230 for stretching into the liner 2.Wherein, The height of the third port 230 can be located at the predetermined fluid level of the liner 2.The predetermined fluid level specifically refers to default settings Gas and liquid interface 7.In addition, the third port 230 of the third pipe 23 can be the port of intermediate altitude, it can To be less than the first port 210 and be higher than the second port 220.

In the present embodiment, it can be limited in described by being provided with the third pipe 23 for the third port 230 for stretching into liner 2 Air compensation in courage 2 and displacement.Specifically, the height of the third port 230 is located at the predetermined fluid level of the liner 2. That is, in the case where draining tonifying Qi state, it can be using the third pipe 23 as outlet pipe, limitation draining air compensation.

Further, the water heater further includes the upstream 14 that can be connected to for water end (W.E.) and can connect with water terminal Logical downstream pipe 15, and can switch and first pipe 21, the second pipe 22, third pipe 23, upstream 14 and downstream pipe Second switching valve 6 of 15 connected relations.

In the present embodiment, upstream 14, downstream pipe 15 are referred to specifically describe in the above embodiment, this Its function and structure can be similar, and details are not described herein by the application.

Second switching valve 6 is for switching first pipe 21, the second pipe 22, third pipe 23 and upstream 14, downstream tube The connected relation on road 15, to change the working condition of the water heater.The concrete form of second switching valve 6 is referred to first The concrete form of switching valve 5, such as it can be the four-way valve arrangement that be capable of combination of two connection between four valve ports, four valves Mouth can be respectively the first valve port, the second valve port, third valve port and the 4th valve port.

In the embodiment for being provided with third pipe 23, the working condition for including and the above embodiment of the water heater In it is identical, specifically, may include draining tonifying Qi state and gas-liquid mixture phase etc..

In one embodiment, first pipe 21 can make up at least partly induction pathway.23 energy of third pipe Composition at least partly drain path.The drain path includes leakage fluid dram, the composition of third pipe 23 at least partly drain path Form include at least one of following or combinations thereof：It is provided with the leakage fluid dram 13 on the third pipe 23；The third Pipe 23 is connected by pipeline with the leakage fluid dram 13；Alternatively, the third pipe 23 by be provided with the pipeline of driving device 3 with The leakage fluid dram 13 is connected.

Specifically, when draining tonifying Qi, emptying of drawing water can be carried out using driving device 3, the weight of water itself can also be utilized Power is emptied, or can also carry out tonifying Qi drain by other means, and the application does not make specific limit herein.

As shown in figure 8, in a specific embodiment, using driving device 3 draw water emptying when, specifically, In the draining tonifying Qi state, first pipe 21 constitutes induction pathway, and second switching valve 6 is by the third pipe 23 It is connected to form drainage path with driving device 3；Start the driving device 3 water in liner 2 is discharged from leakage fluid dram 13；When interior When liquid in courage 2 is down to predetermined fluid level, draining tonifying Qi state is switched to gas-liquid mixture phase；When in the gas-liquid mixture phase When, first pipe 21, the second pipe 22 and driving device 3 are connected to by second switching valve 6 with liner 2 constitutes circulation path； The driving device 3 drives the fluid in liner 2 to be flowed out through second pipe 22, enters liner 2 by first pipe 21, with Gas in liner 2 carries out gas-liquid mixed and forms gas-liquid mixture and be back to the liner 2.

Wherein, air inlet 11 can be arranged on the first pipe 21 or can also be the other positions communicated therewith, specifically , the application does not make specific limit herein.When air inlet 11 is arranged in first pipe 21 or communicates therewith corresponding When position, first pipe 21 is for constituting induction pathway, to import extraneous gas in the liner 2.

The downstream position in drainage path can be arranged in leakage fluid dram 13.Specifically, the third pipe 23 passes through described second The drainage path that switching valve 6 is formed with the driving device 3 can be：The third port 230 that liner 2 is stretched into from third pipe 23 flows Sequentially into the second switching valve 6, the driving device 3 finally to leakage fluid dram 13 after third pipe 23.Using the driving device 3, The flowing that can accelerate flow, the water be conducive in liner 2 are discharged fast and reliablely.

As shown in figure 9, in another particular embodiment of the invention, when being emptied using the gravity of water itself, specifically, In the draining tonifying Qi state, the first pipe 21 constitutes induction pathway, and third pipe 23 constitutes drainage path；When in liner 2 When liquid is down to predetermined fluid level, draining tonifying Qi state is switched to gas-liquid mixture phase；It is described in the gas-liquid mixture phase First pipe 21, the second pipe 22 and driving device 3 are connected to by the second switching valve 6 with liner 2 constitutes circulation path；The driving Device 3 drives the fluid in liner 2 to be flowed out through second pipe 22, is entered in liner 2, with liner 2 by first pipe 21 Gas carry out gas-liquid mixed and formed gas-liquid mixture and to be back to the liner 2.

Wherein, air inlet 11 can be arranged on the first pipe 21 or can also be the other positions communicated therewith, specifically , the application does not make specific limit herein.When air inlet 11 is arranged in first pipe 21 or communicates therewith corresponding When position, first pipe 21 is for constituting induction pathway, to import extraneous gas in the liner 2.

The downstream position in drainage path can be arranged in leakage fluid dram 13.Specifically, can be arranged on 23 tunnel of third pipe or The downstream pipe 15 that person is connected with 23 tunnel of third pipe is first-class, and specific the application does not make specific limit herein.Work as drain Mouth 13 is arranged at above-mentioned position, and the third pipe 23 is for constituting drain path.When draining tonifying Qi, gas can be from the first pipe 21 enter, correspondingly, water extra in liner 2 enters the third pipe 23, flow downward to leakage fluid dram under gravity 13 discharges.

Water heater can also include using water state, can be provided with temperature detection part in liner 2, which can be with It is electrically connected with controller, the water indicated in the liner 2 that the controller can be detected according to the temperature detection part Warm information controls the second switching valve 6 and carries out corresponding switching action.

Specifically, when the water temperature in the liner 2 is more than the set temperature of user, second switching valve 6 will be described First pipe 21 is connected to form water supply path with upstream 14, and second pipe 22 and third pipe 23 are connected to downstream pipe 15 Form water outlet path；When the water temperature in the liner 2 be less than predetermined temperature when, second switching valve 6 by the second pipe 22 with it is upper The connection of play pipe road 14 forms water supply path, and the third pipe 23 is connected to formation water outlet path with downstream pipe 15.

It wherein, can be by the first pipe 21 and upstream 14 when the water temperature in the liner 2 is more than user's set temperature It is connected to, the cold water in upstream 14 can mix in first pipe 21, to realize mixed water cooling.

When the water temperature drop in the liner 2 to predetermined temperature, the spy that relative superiority or inferiority is low in 2 distribution of water temperature of liner can be utilized Property, is intake by the second pipe 22, and the third pipe 23 is discharged, so as to by the relatively high water of 2 upper temp of liner User is supplied by being discharged path, to realize the efficient utilization to hot water in liner 2.

In one embodiment, second switching valve 6 may include first position and the second position, wherein described The third pipe 23, driving device 3 can be connected by the first position of the second switching valve 6 with leakage fluid dram 13, form drain path； Second pipe 22, driving device 3, the first pipe 21 can be connected to composition with liner 2 and followed by the second position of second switching valve 6 Ring access.

Further, second switching valve 6 can also include the third place and the 4th position, wherein described second cuts First pipe 21 is connected to form water supply path by the third place for changing valve 6 with upstream 14, by second pipe 22 and Three pipes 23 are connected to formation water outlet path with downstream pipe 15；It 4th position of second switching valve 6 can be by second pipe 22 It is connected to form water supply path with upstream 14, the third pipe 23 is connected to form the water outlet path with downstream pipe 15.

0A to Figure 10 E is please referred to Fig.1, specifically, the water heater may include：Driving device 3, liner 2 are arranged in institute State the first pipe 21 in liner 2, the second pipe 22, third pipe 23, the second switching valve 6, upstream 14, downstream pipe 15, pressure Regulating device 4, air inlet 11, feed water inlet 12 and leakage fluid dram 13, and control air inlet 11, feed water inlet 12 and leakage fluid dram 13 are opened and closed Switching device.Wherein, first pipe 21 can constitute water supply path by driving device 3 and upstream 14.

As shown in Figure 10 A, before initial be not used, water filling first is carried out to liner 2.At this point, feed water inlet 12, upstream 14, driving device 3 and the first pipe 21 form water supply path, at this point, the water confession mouth of a river 12 enters, enter after flowing through upstream 14 Driving device 3, then entered in the liner 2 by the first pipe 21.Wherein, third pipe 23 can be used for controlling the water level of water filling. Third pipe 23 can be connected to composition water outlet path by the second switching valve 6 with downstream pipe 15.When the water in liner 2 reaches third When the height at 230 place of third port of pipe 23, water filling can be stopped.Wherein, the supercharging device in water supply path may be at Energization open state can also be in off-position.In addition, when the hydraulic pressure of the infeed of the feed water inlet 12 is too small, can pass through Start the driving device 3 and carries out pressurized water injection.

When water heater enters normal operating condition, gas in liner 2 can constantly disappear with gas-liquid mixed into guild Consumption, at this time, it may be necessary to carry out draining tonifying Qi to liner 2.

As shown in Figure 10 B, when carrying out draining tonifying Qi to liner 2, air inlet 11 can be arranged on the first pipe 21, this One pipe 21 may be constructed induction pathway；Gas enters from air inlet 11 at this time, enters in liner 2 after flowing through first pipe 21.

Second switching valve 6 may be at first position, can be by third pipe 23, driving device 3 and 13 phase of leakage fluid dram Connection constitutes drain path.Water in liner 2 flows into after third pipe 23 flow through the second switching valve 6 and driving device 3 after from drain Mouth 13 is discharged.At this point, the driving device 3 is in open state, can speed up water discharge extra in liner 2.Wherein drain Mouth 13 can be arranged in the downstream of the driving device 3.

Third pipe 23 can be used for controlling the water of discharge, i.e., when the water level in liner 2 drains into the third end of third pipe 23 When mouth 230, water can no longer discharge, and controller control stops draining tonifying Qi.

After completing to drain tonifying Qi, water heater can enter gas-liquid mixture phase.As illustrated in figure 10 c, the second switching valve 6 can To be in the second position, the second pipe 22, driving device 3, the first pipe 21 can be connected to liner 2 and constitute circulation path.

In use, under the driving effect of the driving device 3, the fluid in liner 2 passes through the second pipe 22, through overdriving Device 3, the first pipe 21 enter the space that gas is stored in liner 2, and carrying out gas-liquid mixed with the gas in liner 2 forms gas-liquid It is back to after mixture in liner 2.

When gas-liquid mixed terminates, when into water state, in one case, the coolant-temperature gage in liner 2 is higher, is more than and uses Family set temperature, at this point, as shown in Figure 10 D, second switching valve 6 may be at the third place, it can be by the second pipe 22 It is connected to simultaneously with downstream pipe 15 with third pipe 23.

Specifically, being provided with the upstream 14 of feed water inlet 12, driving device 3 and the first pipe 21 constitutes water supply path.Its In, when the hydraulic pressure that feed water inlet 12 flows into is relatively low, which may be at energization open state, to be to flow through its Water is pressurized, and when the hydraulic pressure that feed water inlet 12 flows into is higher, which may be at off-position, be equivalent to pipeline A part.Third pipe 23, which is in parallel to be connected with downstream pipe 15 simultaneously with the second pipe 22, constitutes water outlet path.When in liner 2 It, must if being simply mixed into cold water into the water outlet path when the higher set temperature for substantially exceeding user of coolant-temperature gage The concentration that gas can so be reduced, to reduce the effect of gas-liquid mixed.

In the present embodiment, the upstream 14, driving device 3 of feed water inlet 12 and the first pipe 21 constitute water supply path, When supplying water to the liner 2, the cold water that liner 2 is imported from the first pipe 21 can be formed with the progress of the gas in liner 2 gas-liquid mixed Gas-liquid mixture.When the gas-liquid mixture is returned in liner 2, the third of 7 position of the interface can be located at by port first Pipe 23 is collected.The lower gas-liquid mixture of temperature for flowing into third pipe 23 and the higher gas-liquid mixed of temperature in second pipe 22 Object is mixed, and can obtain proper temperature and concentration is not by the diluted gas-liquid mixture of transition.

Further, second switching valve 6 can adjust the connection of third pipe 23 and the second pipe 22 and downstream pipe 15 Aperture is adjusted with the temperature of the gas-liquid mixture to the second pipe 22 and the output of third pipe 23.It, can basis when specific adjusting Temperature detection part obtains third pipe 23 and the corresponding water temperature of 22 upper port position of the second pipe in liner 2, according to the water temperature of liner 2 and User's set temperature determines the section area ratio of third pipe 23 and the second pipe 22, is set close or equal to user to obtain The microbubble water of temperature, for users to use.

As shown in figure 10e, when under water state, when the water temperature in liner 2 is reduced to certain temperature, in order to will Remaining heat full utilization, can be switched over by second switching valve 6, change the connection relation of pipeline in liner 2. At this point, second switching valve 6 can be located at the 4th position, when second switching valve 6 can be by second pipe 22 and upstream The connection of pipeline 14 forms water supply path, and the third pipe 23 is connected to form the water outlet path with downstream pipe 15.

Wherein, it is also provided with bypass line between one end of driving device 3 and the second pipe 22, on the bypass line The switch valve 30 for controlling its break-make can be provided with.When the water temperature in liner 2 is reduced to certain temperature, on the bypass line Switch valve 30 open, bypass line is in opening state.

The upstream 14 for being provided with feed water inlet 12 is connected with driving device 3, bypass line and the second pipe 22 successively, structure At water supply path；Third pipe 23 is connected to composition water outlet path with downstream pipe 15.The water route runoff constituted from the second pipe 22 The cold water entered is added in liner 2, and the water outlet path that the relatively high water of the temperature on 2 top of liner is constituted from third pipe 23 is arranged Go out, realizes the utilization of 2 middle and upper part warm water of liner.

Herein it should be noted that second switching valve 6 be not limited to include four switching positions structure, may be used also To be integrated with the bypass line and its switch valve 30, certainly, the structure and form of second switching valve 6 are not limited to Foregoing description, one of ordinary skill in the art are under the technical spirit enlightenment of the application, it is also possible to other changes are made, but as long as Its function of realizing and effect are same as the present application or similar, should all be covered by the application protection domain.

Fig. 1 to Fig. 3 and Figure 11 is please referred to, a kind of water heater is additionally provided in the application embodiment, can be wrapped It includes：Liner 2 can store the fluid of predetermined pressure；The mixing arrangement that can be connected to the liner 2；The mixing arrangement energy Enough fluid input mixing arrangements by the liner 2 carry out gas-liquid mixed and form gas-liquid mixture and be back to the liner 2.

Wherein, the specific of the liner 2 introduces the description being referred in the above embodiment, and the application is no longer superfluous herein It states.

The mixing arrangement is used to input the fluid in liner 2 in it and returned after gas-liquid mixed forms gas-liquid mixture Return the liner 2.Specifically, the mixing arrangement is provided with the blending space 1 for carrying out gas-liquid mixed.The blending space 1 It can be located inside the liner 2, can also be located at outside the liner 2.When the blending space 1 is located in the liner 2 When portion, the mixing arrangement can be formed by the segment space of liner 2, or can be by the segment space of the liner 2 and its His mechanism cooperatively forms；Alternatively, the mixing arrangement can be formed by the independent mechanism in the liner 2；Alternatively, institute It can also be other forms to state mixing arrangement, specifically, be referred to the specific descriptions of the above embodiment, the application is herein simultaneously It does not limit specifically.

In addition, the blending space 1 may be located on outside liner 2, and it is connected with the liner 2.

As shown in figure 3, the blending space 1 can be formed by the tank body 10 outside the liner 2.Alternatively, such as Figure 11 Shown, the blending space 1 is located in the gas-liquid mixing pump 8.

Certainly, in the case of the blending space 1 is located at outside the liner 2, the blending space 1 of the mixing arrangement It is not limited to foregoing description, one of ordinary skill in the art are under the technical spirit enlightenment of the application, it is also possible to make other changes More, it but as long as the function and effect of its realization are same as the present application or similar, should all be covered by the application protection domain.

In the present embodiment, the mixing arrangement may include driving device 3, and the driving device 3 can lead fluid Enter to the blending space 1 and carries out gas-liquid mixed.Specifically, the driving device 3 can be with the liner 2 and blending space 1 Be connected, for providing driving force for the fluid that flows through it, to establish the driving device 3, liner 2 and blending space 1 it Between fluid circulation path.Specifically, the form of the driving device 3 can be water pump, certainly, the driving device 3 may be used also Think that other are capable of providing the device of power, the application does not make specific limit herein.

Specifically, the driving device 3 may include opposite input terminal and output end.When the driving device 3 starts When, the fluid in the liner 2 being connected to its input terminal can be imported, and the fluid is exported from its output end to described Blending space 1 carries out gas-liquid mixed.It is back in the liner 2 after forming gas-liquid mixture.Above-mentioned fluid is on the whole described in Liner 2 flows out, into the input terminal of the driving device 3, after flow into the blending space 1 after the outflow of its output end and form gas The gas-liquid mixture of formation is finally input in the liner 2 by liquid mixture again, so as to form the circulation path of fluid. Fluid in the liner 2 can recycle in multiple times so that the gentle abundant realization premix of water in the liner 2 has ensured and worked as User needs with directly opening can be obtained high concentration microbubble water with water terminal when water, to improve the use body of user It tests.In addition, when from the water pressure deficiency for feeding the liner 2 for water end (W.E.), the driving device 3 can be pressurized for it.

In one embodiment, the blending space 1 is located inside the liner 2, the mixing arrangement further include with The introducing mechanism that the output end of the driving device 3 and the liner 2 connect, the introducing mechanism can be by the stream in liner 2 Body is directed into the blending space 1 and carries out gas-liquid mixed formation gas-liquid mixture.

In the present embodiment, the scene that the blending space 1 is located inside the liner 2 is referred to above-mentioned embodiment party Specific descriptions in formula, the application herein and repeat no more.

Wherein, the introducing mechanism and the output end and liner 2 of the driving device 3 are separately connected, in will be described Fluid in courage 2 is directed into the blending space 1 and carries out gas-liquid mixed.Specifically, the introducing mechanism can be above-mentioned implementation The first pipe 21 in mode, certainly, the form of the introducing mechanism are not limited to foregoing description, and one of ordinary skill in the art are at this Under the technical spirit enlightenment of application, it is also possible to other changes are made, but as long as the function and effect and the application phase of its realization It is same or similar, it should all be covered by the application protection domain.

In another embodiment, the blending space 1 is located at outside the liner 2, the mixing arrangement include with The tank body 10 that the driving device 3 connects, the blending space 1 is located in the tank body 10, the driving device 3, tank body 10, And liner 2 can concatenate to form circulation path.

In the present embodiment, when the blending space 1 is located at 2 outside of liner, specifically, the blending space 1 can be formed by individual pressure resistant vessel.As shown in figure 3, the blending space 1 can be by the tank body outside the liner 2 10 form.Wherein, the mixing arrangement includes driving device 3 and the tank body being connect with the driving device 3 10.Specific connection When, the driving device 3, tank body 10, liner 2 can be sequentially connected in series to form circulation path.When cycle, driving device 3 is by liner 2 In fluid import in the tank body 10 and carry out gas-liquid mixed, subsequently gas-liquid mixture is driven in the liner 2 again, it is so many Secondary cycle, until being stored with the gas-liquid mixture met using needing in liner 2.

In another embodiment, the blending space 1 is located at outside the liner 2, and the driving device 3 is gas-liquid Mixing pump, the blending space 1 are located in the gas-liquid mixing pump 8, input terminal and the output end difference of the gas-liquid mixing pump 8 It connect to form circulation path with the liner 2.

In the present embodiment, the blending space 1 also is located at outside the liner 2.As shown in figure 11, with above-mentioned implementation Mode the difference is that, the function of the driving device 3 is realized by gas-liquid mixing pump 8, and inside the gas-liquid mixing pump 8 Form blending space 1.In addition, the function of the mixing arrangement is also realized by the gas-liquid mixing pump 8.When specific connection, institute Circulation path can be formed by stating gas-liquid mixing pump 8 and the liner 2.When cycle, gas-liquid mixing pump 8 leads the fluid in liner 2 Enter its internal progress gas-liquid mixed, subsequently gas-liquid mixture is driven in the liner 2 again, is so repeatedly recycled, until including The gas-liquid mixture satisfied the use demand is stored in courage 2.

2 are please referred to Fig.1, a kind of control method of water heater is also provided in the application embodiment, this method may include Following step：

Step S10：It is connected to induction pathway and drain path, gas is input to from the induction pathway in liner, and will Liquid in the liner is discharged through the drain path, and draining tonifying Qi is carried out to the liner；

Step S12：When the liquid level of the liner is down to predetermined fluid level, the induction pathway and drain path are closed, even Logical circulation path starts described in being returned after driving device drives the input blending space of the fluid in the liner to carry out gas-liquid mixed In liner.

In the present embodiment, induction pathway and drain path can be connected to by opening air inlet and leakage fluid dram；By gas Body is input to through induction pathway in liner from air inlet, and the liquid in the liner is discharged through drain path to leakage fluid dram； Draining tonifying Qi is carried out to the liner.

When the liquid in the liner is down to predetermined fluid level or other signals indicate that the liquid in the liner is down to When predetermined fluid level, it can close the induction pathway and drain path by closing air inlet and leakage fluid dram, then start driving Device drives the liquid in liner to be input in mixing arrangement and imports in liner, makes itself and the liner by driving device Interior gas carries out gas-liquid mixed, and the gas-liquid mixture that gas-liquid mixed is formed is back in the liner.

The predetermined fluid level is preset liquid level, more than the predetermined fluid level is the region of storage gas, can indicate to need The gas flow to be filled into.Wherein, indicate the liquid in the liner be down to predetermined fluid level signal can directly be arranged in institute State the liquid level signal detected by the liquid level gauge in liner.In addition, known to fluid flow rate, in conjunction with to the liner The time of draining tonifying Qi can also determine the amount of liquid being discharged in the liner.It, can be with then in conjunction with the specific configuration of liner Determine the liquid level variation of liner.That is, in the case of flow velocity is known, tonifying Qi is drained to the liner by obtaining Time can also determine the liquid level in the liner.Certainly, determine liquid level in the liner can also by other means into Row determines, specifically, the application does not make specific limit herein.

The device part for constituting circulation path is specifically referred to the embodiment of above-mentioned apparatus part, and the application is herein not It repeats again.For example, for carrying out the embodiment of gas-liquid mixed in liner, the circulation path may include：Driving Device, the first pipe, blending space and liner.Specifically, the blending space is located in the liner, the blending space includes Liner top memory has the region of gas；The water heater includes the first pipe, and first pipe connects one end position of the liner The region of gas is stored in or close to the liner；Correspondingly, the startup driving device drives the fluid in the liner Input blending space carries out gas-liquid mixed：Starting the driving device drives the fluid in the liner to be managed through described first It imports the liner and is stored in the region of gas and carry out gas-liquid mixed.

It is described to be input to gas in liner from induction pathway, and the liquid in the liner is discharged through drain path Mode include it is following any one：It is arranged the liquid extraction in the liner and from the drain path by the driving device Go out, gas enters the liner from the induction pathway automatically；Alternatively, gas is taken out from induction pathway by the driving device Enter the liner, the liquid in the liner is discharged from the drain path automatically；Alternatively, certainly using the liquid in the liner Liquid is automatically drained out by body gravity from drain path, and gas is from the induction pathway automatically into the liner.

Certainly, gas is input to through induction pathway in liner from air inlet, and by the liquid in the liner through drain The mode that path is discharged to leakage fluid dram is not limited to the example above, and the application does not make specific limit herein.

In one embodiment, in the connection induction pathway and drain path, gas is defeated from the induction pathway Enter into liner, and can also include before the liquid in the liner is discharged through the drain path：When in the liner Gas-liquid mixture when meeting pre-provisioning request, the first switching valve of control switches to first position, and draining benefit is carried out to the liner Gas.

In the present embodiment, for being previously stored with the embodiment of gas in liner, with the progress of gas-liquid mixed, Gas in liner is constantly consumed.The water that the volume of the gas of consumption can be filled into subsequently is filled, gas-liquid mixture in liner The concentration of middle gas is gradually reduced, and when the concentration of gas in the gas-liquid mixture is reduced to predetermined value, cannot be exported to user When sufficient concentrations of microbubble water.Expression carries out draining tonifying Qi.At this point it is possible to the first switching valve be switched to first position, even Logical induction pathway and drain path, draining tonifying Qi is carried out to the liner.Specifically, the evaluation index of the pre-provisioning request can be with It is since the user with after the scheduled duration after water, such as 20 minutes to 30 minutes., under the premise of known to the volume of liner, It can also determine whether the gas-liquid mixture in the liner meets with the flow of fluid in water time, water heater in conjunction with user Pre-provisioning request.In addition, the evaluation index of the pre-provisioning request can also directly be the concentration of gas in gas-liquid mixture.For example, The gas concentration in the gas-liquid mixture can be detected using detection piece.Wherein, the concrete form of the detection piece can be Electrode made of gas-liquid mixture concentration different principle is corresponded to based on gas concentration difference, certainly, the form of the detection piece is simultaneously It is not limited to the example above, is used to determine gas-liquid in the liner in addition, the evaluation index of the pre-provisioning request can also be other The form of gas content in mixture, the application do not make specific limit herein.

Further, described when the liquid level of the liner is down to predetermined fluid level, close the induction pathway and drain road Diameter, connection circulation path may include：It controls first switching valve and switches to the second position, connection circulation path carries out gas-liquid Mixing.That is, can realize that connection circulation path carries out gas-liquid mixed by the position of switching first switching valve. Wherein, the concrete structure of first switching valve can refer to the specific descriptions of water heater embodiment, and specific the application exists This is repeated no more.

In another embodiment, in the connection induction pathway and drain path, by gas from the induction pathway It is input in liner, and by the liquid in the liner through may include before drain path discharge：When in the liner When gas-liquid mixture meets pre-provisioning request, the second switching valve is switched into first position, draining tonifying Qi is carried out to the liner.

Further, described when the liquid level of the liner is down to predetermined fluid level, or to the liner drain tonifying Qi when Between when reaching the predetermined time, close the induction pathway and drain path, connection circulation path may include：Described second is cut Vavle switching is changed to the second position, connection circulation path carries out gas-liquid mixed.

In present embodiment, the control principle of the second switching valve is similar with the above-mentioned control principle of first switching valve, can be with With reference to the control principle of above-mentioned first switching valve, details are not described herein by the application.The difference is that specific pipeline structure arrangement Between different band come specific communicating position difference.For example, for the above embodiment comprising the first pipe and the Two pipes, further include third pipe for present embodiment.Specific connected relation is referred to water heater embodiment It specifically describes, details are not described herein by the application.

3 are please referred to Fig.1, further, the control method of the water heater can also include the following steps：

Step S131：When receiving with water signal, the temperature signal of fluid in the liner is obtained, according to the temperature Signal determines the Temperature Distribution of fluid in the liner；

Step S132：According to the Temperature Distribution of fluid in the liner, connection water outlet path controls different in the liner The fluid of liquid level is flowed out by the water outlet path diameter.

In the present embodiment, the temperature of fluid in liner can be determined by obtaining the temperature signal of fluid in the liner Distribution situation is spent, to realize leaving water temperature in reasonable range from the connection of different pipelines by adjusting switching valve, in turn Maximally utilizing for constant temperature water and liner hot water and other effects may be implemented.

Specifically, when receiving with water signal, the Temperature Distribution according to fluid in the liner is connected to water outlet path Diameter, the fluid for controlling different liquid levels in the liner may include by water outlet path diameter outflow：When fluid in the liner Temperature when being higher than the first predetermined temperature, the first switching valve of control switches to the third place, and connection water outlet path exports in described The fluid of courage lower part；When the temperature of fluid in the liner is down to the second predetermined temperature or less, first switching valve is cut The 4th position is shifted to, connection water outlet path exports the fluid on the liner top.

In general, as described in above-mentioned water heater embodiment：Distribution of water temperature in liner is warm from top to bottom What degree continuously decreased.It, can be by described when the mean temperature of fluid in liner is higher, such as when higher than the first predetermined temperature One switching Vavle switching to the third place is connected to water outlet path, is discharged using low level, to export the fluid of liner lower part.This When, since the temperature of liner lower part is relatively low, closest to the set temperature of user, the cold water of incorporation can be reduced as far as Amount, to ensure the concentration from the microbubble for being supplied to user with water terminal.Wherein, first predetermined temperature can be significantly high In user's set temperature.Specifically, first predetermined temperature can make applicability adjustment according to actual application scenarios difference, The application does not limit specifically herein.For example, first predetermined temperature can be more than 20 degrees Celsius of user's set temperature with On.

When the mean temperature of fluid in liner is relatively low, such as less than second predetermined temperature when, in order to enable liner Hot water can efficiently be utilized, high-order water outlet may be used.Specifically, the first switching valve can be switched to the 4th It sets, is connected to the water outlet path of high-order water outlet, exports the fluid on the liner top.Wherein, second predetermined temperature can connect Nearly user's set temperature, can be slightly above or below the set temperature of user.Specifically, second predetermined temperature can also root Make applicability adjustment according to actual application scenarios difference, the application does not limit specifically herein.For example, described second is predetermined It can be at 45 degrees Celsius to 50 degrees Celsius.

In the present embodiment, the liner low level water outlet or high-order water outlet can utilize alternate communication to be arranged described The first pipe with different port height in liner is realized with the second pipe.Specifically, first pipe and the second pipe are described Position relationship and specific connected relation in liner are referred to the specific descriptions of water heater embodiment, and the application is herein no longer It repeats.

In another embodiment, when receiving with water signal, the temperature according to fluid in the liner point Cloth, connection water outlet path, the fluid for controlling different liquid levels in the liner include by water outlet path diameter outflow：When described interior When the temperature of fluid is higher than third predetermined temperature in courage, the second switching valve is switched into the third place, connection water outlet path, Xiang Yong Water terminal water supplying；When the temperature of fluid in the liner is down to the 4th predetermined temperature or less, switch Vavle switching by described second To the 4th position, connection water outlet path, to water terminal water supplying.

It in the present embodiment, can when the mean temperature of fluid in liner is higher, such as when higher than third predetermined temperature Second switching valve is switched to the third place connection water outlet path, water outlet is mixed using the water outlet of different height, from And it is exported after being mixed with the high temperature fluid in liner by cold water that liner top fills into and comprising the cold gas-liquid mixture in part.It leads The fluid gone out can be reduced as far as incorporation cold water closest to the set temperature of user, or even avoid incorporation cold water, from And ensure the concentration from the microbubble for being supplied to user with water terminal.Wherein, the third predetermined temperature can be much higher than use Family set temperature.Specifically, the third predetermined temperature can make applicability adjustment according to actual application scenarios difference, this Shen It does not limit specifically herein please.For example, the third predetermined temperature can be more than 20 degrees Celsius of user's set temperature or more.

When the mean temperature of fluid in liner is relatively low, such as less than four predetermined temperature when, in order to enable liner Hot water can efficiently be utilized, high-order water outlet may be used.Specifically, the second switching valve can be switched to the 4th It sets, is connected to the water outlet path of high-order water outlet, exports the fluid on the liner top.Wherein, the 4th predetermined temperature can connect Nearly user's set temperature, for example, can slightly above or close to user set temperature.Specifically, the 4th predetermined temperature also may be used Make applicability adjustment with different according to actual application scenarios, the application does not limit specifically herein.For example, the described 4th Predetermined temperature can be at 45 degrees Celsius to 50 degrees Celsius.

In the present embodiment, the liner mixing water outlet or high-order water outlet can utilize alternate communication to be arranged described The second pipe with different port height in liner is realized with third pipe.Specifically, second pipe and third pipe are described Position relationship and specific connected relation in liner are referred to the specific descriptions of water heater embodiment, and the application is herein no longer It repeats.

In one embodiment, further include connection water supply path, the controlling party while connection water outlet path Method can also include：Detect the hydraulic pressure in the water supply path；When detecting that hydraulic pressure is less than predetermined pressure in water supply path, open Dynamic driving device is pressurized.That is, when detecting the hydraulic pressure deficiency in the water supply path, can be driven by starting Dynamic device is pressurized, to ensure the effect of gas-liquid mixed.The wherein described driving device can be to be followed in water heater for providing In addition the driving device of ring driving force may be the water pump etc. being provided separately in water supply path, specifically, the application is herein Specific limit is not made.

The control method of above-mentioned water heater can reach the technique effect of water heater embodiment, specifically, incorporated by reference to heat Specific descriptions in the embodiment of hydrophone, details are not described herein by the application.

Above-mentioned each embodiment in this specification is described in a progressive manner, identical between each embodiment Similar portion is cross-referenced, and what each embodiment stressed is and other embodiment difference.

The foregoing is merely several embodiments of the present invention, although disclosed herein embodiment it is as above, it is described Content is not intended to limit the present invention only to facilitate the embodiment for understanding the present invention and using.Belonging to any present invention Those skilled in the art, do not depart from disclosed herein spirit and scope under the premise of, can be in embodiment Make any modification and variation, but the scope of patent protection of the present invention in form and in details, it still must be with the appended claims Subject to the range defined.

Claims (40)

1. a kind of water heater, which is characterized in that including：

Liner can store fluid；

Mixing arrangement for gas and liquid to be carried out to gas-liquid mixed, the mixing arrangement are provided with for carrying out gas-liquid mixed Blending space, the blending space is located in the liner；

The driving device that can be connected to the liner and the mixing arrangement, the driving device can be by the fluids in the liner It imports after the blending space carries out gas-liquid mixed and returns in the liner.

2. water heater as described in claim 1, which is characterized in that the blending space, which includes liner top memory, gas There is opposite output end and input terminal, the output end of the driving device to be connected with the first pipe, institute for region, the driving device It states the first pipe and can direct fluid into the liner under the driving of the driving device and be stored in the region of gas and carry out gas-liquid Mixing.

3. water heater as claimed in claim 2, which is characterized in that first pipe has first far from the driving device Port, the first port are located near or at the region that the liner is stored with gas.

4. water heater as claimed in claim 2, which is characterized in that the driving device is located at the outside of the liner, described First pipe is arranged on the liner, and the input terminal of the driving device, which is connected with, can be connected to the driving device and the liner Second pipe, the liner, the second pipe, driving device, the first pipe can be connected to form circulation path.

5. water heater as claimed in claim 2, which is characterized in that the driving device is located in the liner, and described first Pipe is located inside the liner, and the input terminal of the driving device is connected with the second pipe, the liner, the second pipe, driving device, First pipe can be connected to form circulation path.

6. water heater as claimed in claim 2, which is characterized in that first pipe includes the first end being connected to the liner Mouthful, fluidic architecture is equipped at the first port.

7. water heater as claimed in claim 6, which is characterized in that the fluidic architecture is in first pipe close to described the The variable cross-section product portion formed at Single port.

8. water heater as claimed in claim 2, which is characterized in that the water heater further includes：It can be connected to the liner Water supply path, and the first switch device of the water supply path break-make can be controlled.

9. water heater as claimed in claim 8, which is characterized in that the water heater further includes：It can be connected to the liner Induction pathway and drain path, and the induction pathway and the second switch device of drain path break-make can be controlled.

10. water heater as claimed in claim 9, which is characterized in that the water heater further includes：It can be connected to for water end (W.E.) upper Play pipe road and the downstream pipe that can be connected to with water terminal, and can switch with it is described first manage, second pipe, upstream and First switching valve of downstream pipe connected relation.

11. water heater as claimed in claim 10, which is characterized in that the induction pathway is equipped with air inlet, the water route Diameter is equipped with feed water inlet, and the air inlet, feed water inlet are arranged in the upstream, and the leakage fluid dram is arranged in the downstream tube Lu Zhong.

12. water heater as claimed in claim 10, which is characterized in that first switching valve includes first position and second It sets and the third place, wherein

The upstream can be connected to form the induction pathway by the first position of first switching valve with the first pipe, by institute Downstream pipe is stated to be connected to form the drain path with second pipe；

Second pipe, driving device, the first pipe can be connected to by the second position of first switching valve with liner, form cycle Access；

First pipe can be connected to form the water supply path by the third place of first switching valve with the upstream, It is connected to second pipe to form water outlet path with the downstream pipe.

13. water heater as claimed in claim 12, which is characterized in that first pipe has the first end for stretching into the liner Mouthful, there is second pipe second port for stretching into the liner, the height of the first port to be higher than the second port, institute It further includes the 4th position to state the first switching valve, and the 4th position of first switching valve can be by second pipe and the upstream tube Road is connected to form the water supply path, and first pipe is connected to form water outlet path with the downstream pipe.

14. water heater as claimed in claim 12, which is characterized in that the water heater further includes：For controlling the liner The detection piece for draining air compensation, the controller being electrically connected with the detection piece；When the detection piece detects the liner row When water air compensation reaches pre-provisioning request, the controller changes the on off operating mode of the first switch device, second switch device With the connected state of the switching valve.

15. water heater as claimed in claim 9, which is characterized in that the water heater further includes be connected to the liner There is the third port for stretching into the liner, the height of the third port to be located at the pre- of the liner for three pipes, the third pipe Determine at liquid level.

16. water heater as claimed in claim 15, which is characterized in that the water heater further include can be connected to for water end (W.E.) it is upper Play pipe road and the downstream pipe that can be connected to with water terminal, and can switch and first pipe, the second pipe, third pipe, upstream Second switching valve of pipeline and downstream pipe connected relation.

17. water heater as claimed in claim 16, which is characterized in that the water heater device, which is additionally provided with, to be connected with the liner Logical leakage fluid dram, second switching valve includes first position and the second position, wherein

The third pipe, driving device can be connected by the first position of second switching valve with leakage fluid dram, form drain road Diameter；

Second pipe, driving device, the first pipe can be connected to composition cycle with liner by the second position of second switching valve Access.

18. water heater as claimed in claim 16, which is characterized in that second switching valve further includes the third place and the 4th Position, wherein

First pipe is connected to form water supply path by the third place of second switching valve with upstream, by described second Pipe and third pipe are connected to form water outlet path with downstream pipe；

4th position of second switching valve can be connected to second pipe to form water supply path with upstream, the third Pipe is connected to form the water outlet path with downstream pipe.

19. water heater as claimed in claim 16, which is characterized in that the third pipe can form at least partly drain path, The drain path includes leakage fluid dram, the form of third pipe composition at least partly drain path include it is following at least one Kind or combinations thereof：

It is provided with the leakage fluid dram on the third pipe；

The third pipe is connected by pipeline with the leakage fluid dram；

Alternatively, the third pipe is connected by being provided with the pipeline of driving device with the leakage fluid dram.

20. water heater as claimed in claim 16, which is characterized in that first pipe can make up at least partly air inlet path Diameter.

21. water heater as described in claim 1, which is characterized in that the water heater further includes that setting is leaned in water heater downstream The nearly pressure-regulating device for using water terminal.

22. water heater as claimed in claim 21, which is characterized in that the pressure-regulating device have opposite arrival end and Outlet end is internally provided with pressure regulating mechanism, makes the pressure drop of the arrival end as predetermined pressure from the outlet end Output.

23. water heater as described in claim 1, which is characterized in that further include that can be carried out to the fluid stored in the liner The heating element of heating.

24. a kind of water heater, which is characterized in that including：

Liner can store fluid；

The mixing arrangement that can be connected to the liner；Fluid in the liner can be inputted mixing dress by the mixing arrangement It sets and carries out gas-liquid mixed formation gas-liquid mixture and be back to the liner.

25. water heater as claimed in claim 24, which is characterized in that the mixing arrangement is equipped with blending space；And it is described mixed It attaches together and sets including driving device, the driving device can direct fluid into the blending space and carry out gas-liquid mixed.

26. water heater as claimed in claim 25, which is characterized in that the blending space is located inside the liner, described Mixing arrangement further includes the introducing mechanism being connect with the output end of the driving device and the liner, and the introducing mechanism can Fluid in liner is directed into the blending space and carries out gas-liquid mixed formation gas-liquid mixture.

27. water heater as claimed in claim 25, which is characterized in that the blending space is located at outside the liner, described Mixing arrangement includes the tank body being connect with the driving device, and the blending space is located in the tank body, the driving device, Tank body and liner can concatenate to form circulation path.

28. water heater as claimed in claim 25, which is characterized in that the blending space is located at outside the liner, described Driving device is gas-liquid mixing pump, and the blending space is located in the gas-liquid mixing pump, the input terminal of the gas-liquid mixing pump It connect to form circulation path with the liner respectively with output end.

29. a kind of control method of water heater, which is characterized in that including：

It is connected to induction pathway and drain path, gas is input to from the induction pathway in liner, and will be in the liner Liquid is discharged through the drain path, and draining tonifying Qi is carried out to the liner；

When the liquid level of the liner is down to predetermined fluid level, the induction pathway and drain path are closed, circulation path is connected to, opens Dynamic driving device returns after driving the input blending space of the fluid in the liner to carry out gas-liquid mixed in the liner.

30. control method as claimed in claim 29, it is characterised in that：The blending space is located in the liner, described Blending space includes the region that liner top memory has gas；The water heater includes the first pipe, described in the first pipe connection One end of liner is located near or at the region that the liner is stored with gas；Correspondingly, described in the startup driving device driving Fluid input blending space in liner carries out gas-liquid mixed and includes：

Start the driving device fluid in the liner is driven to import the liner through first pipe and is stored with gas Gas-liquid mixed is carried out in region.

31. control method as claimed in claim 30, which is characterized in that further include：

When receiving with water signal, the temperature signal of fluid in the liner is obtained, according to temperature signal determination The Temperature Distribution of fluid in liner；

According to the Temperature Distribution of fluid in the liner, connection water outlet path, the fluid for controlling different liquid levels in the liner is logical Cross the water outlet path diameter outflow.

32. control method as claimed in claim 29, which is characterized in that described that gas is input to liner from induction pathway In, and by the mode that the liquid in the liner is discharged through drain path include it is following any one：

It is discharged the liquid extraction in the liner and from the drain path by the driving device, gas is automatically described in Induction pathway enters the liner；

Gas is pumped into the liner from induction pathway by the driving device, the liquid in the liner is automatically from the row Fluid path diameter is discharged；

Liquid is automatically drained out from drain path using the liquid its own gravity in the liner, gas from the induction pathway from It is dynamic to enter the liner.

33. control method as claimed in claim 29, it is characterised in that：It, will in the connection induction pathway and drain path Gas is input to from the induction pathway in liner, and by the liquid in the liner through also being wrapped before drain path discharge It includes：

When the gas-liquid mixture in the liner meets pre-provisioning request, the first switching valve of control switches to first position, to institute It states liner and carries out draining tonifying Qi.

34. control method as claimed in claim 33, which is characterized in that described when the liquid level of the liner is down to predetermined fluid level When, the induction pathway and drain path are closed, circulation path is connected to, including：

It controls first switching valve and switches to the second position, connection circulation path carries out gas-liquid mixed.

35. control method as claimed in claim 31, it is characterised in that：When receiving with water signal, described in the basis The Temperature Distribution of fluid in liner, connection water outlet path, the fluid for controlling different liquid levels in the liner pass through the water outlet path Diameter flows out：

When the temperature of fluid in the liner is higher than the first predetermined temperature, the first switching valve of control switches to the third place, even Pass-out water route exports the fluid of the liner lower part；

When the temperature of fluid in the liner is down to the second predetermined temperature or less, first switching valve is switched to the 4th It sets, connection water outlet path exports the fluid on the liner top.

36. control method as claimed in claim 29, it is characterised in that：It, will in the connection induction pathway and drain path Gas is input to from the induction pathway in liner, and by the liquid in the liner through being wrapped before drain path discharge It includes：

When the gas-liquid mixture in the liner meets pre-provisioning request, the second switching valve is switched into first position, to described Liner carries out draining tonifying Qi.

37. control method as claimed in claim 36, it is characterised in that：It is described when the liquid level of the liner is down to predetermined fluid level When, the induction pathway and drain path are closed, circulation path is connected to, including：

Second switching valve is switched into the second position, connection circulation path carries out gas-liquid mixed.

38. control method as claimed in claim 31, it is characterised in that：When receiving with water signal, described in the basis The Temperature Distribution of fluid in liner, connection water outlet path, the fluid for controlling different liquid levels in the liner pass through the water outlet path Diameter flows out：

When the temperature of fluid in the liner is higher than third predetermined temperature, the second switching valve is switched into the third place, is connected to It is discharged path, to water terminal water supplying；

When the temperature of fluid in the liner is down to the 4th predetermined temperature or less, second switching valve is switched to the 4th It sets, connection water outlet path, to water terminal water supplying.

39. control method as claimed in claim 31, it is characterised in that：Further include connection while the connection water outlet path Water supply path, the control method further include：

Detect the hydraulic pressure in the water supply path；

When detecting that hydraulic pressure is less than predetermined pressure in water supply path, starts driving device and be pressurized.

40. a kind of water heater, which is characterized in that including：

Liner can store the fluid of predetermined pressure；

Mixing arrangement for gas and liquid to be carried out to gas-liquid mixed, the mixing arrangement are provided with for carrying out gas-liquid mixed Blending space, the blending space is located in the liner, or can be connected to the liner；

The driving device that can be connected to the liner and the mixing arrangement, the driving device can be by the fluids in the liner It imports after the blending space carries out gas-liquid mixed and returns in the liner.