CN206843160U - Water purifier - Google Patents

Abstract

The utility model discloses a kind of water purifier, including：For storing the first water tank of water, sterilizing unit is provided with first water tank, the first outlet pipeline for water outlet is provided with first water tank；For storing the second water tank of water；Connecting pipeline, at least partly described first outlet pipeline to be connected with second water tank；The water purifier has sterilization mode, under the sterilization mode, water in second water tank enters in first water tank after first outlet pipeline can be flowed through by the connecting pipeline, wherein, the water temperature in second water tank is higher than the water temperature in first water tank.Water purifier provided by the utility model, user can be avoided to drink the water by germ contamination, ensure the health of user and improve the usage experience of user.

Description

Water purifier

Technical field

Purifier technical field is the utility model is related to, more particularly to a kind of water purifier.

Background technology

It is the silt that can effectively be gone in water removal due to water purifier, iron rust, suspended contaminant, dust, colloid, bacterium, organic The harmful substances such as thing, so as to provide the water quality of health to people, therefore, increasingly favored by masses.

In general, water purifier at least have low temperature water pot (water temperature is less than 65 degrees Celsius), wherein, cold water tank can be provided with The cold water outlet pipeline communicated therewith, for providing a user straight drinking cold water.However, it is found by the applicant that：If during one section of user Between when not taking the water in cold water tank, breed bacteria is very easy in cold water outlet pipeline.

Under a specific scene, for commercialization water purifier for, in general, company at night or weekend nobody The water in water purifier is taken, now is easy for growing substantial amounts of bacterium in the cold water outlet pipeline of water purifier.It is special when user morning It is not when directly taking straight drinking cold water the morning on Monday, the water by germ contamination easily to be drunk, so as to be unfavorable for the body of user Body health.

Therefore, it is necessary to propose a kind of water purifier, it can preferably realize pair cold water outlet pipe connected with cold water tank Road is sterilized, and avoids user from drinking the water by germ contamination, is ensured the health of user and is improved the usage experience of user.

Utility model content

The purpose of this utility model is to provide a kind of water purifier, and user can be avoided to drink the water by germ contamination, ensures The health of user and the usage experience for improving user.

Above-mentioned purpose of the present utility model can be realized using following technical proposal：

A kind of water purifier, including：

For storing the first water tank of water, sterilizing unit is provided with first water tank, is set on first water tank There is the first outlet pipeline for water outlet；

For storing the second water tank of water；

Connecting pipeline, at least partly described first outlet pipeline to be connected with second water tank；

The water purifier has sterilization mode, and under the sterilization mode, the water in second water tank can be by described Connecting pipeline enters in first water tank after flowing through first outlet pipeline, wherein, the water temperature in second water tank is high Water temperature in first water tank.

Further, it is provided with the first valve on first outlet pipeline；

The second valve is provided with the connecting pipeline, the connecting pipeline has relative first end and the second end, described First end is connected to first valve or on the first outlet pipeline of the first valve upstream；

When the water purifier is under sterilization mode, first valve is closed, and second valve is in and opened State is opened, water enters first water from after second water tank flows through the connecting pipeline, by first outlet pipeline In case.

Further, in addition to：For the heating member heated to the water in second water tank, second water tank Position be less than first water tank, when the water purifier enters sterilization mode, the water in second water tank after expanded by heating It can be entered by the connecting pipeline, first outlet pipeline in first water tank.

Further, the liquid level of second water tank is higher than the liquid level of first water tank, and the water purifier enters sterilization During pattern, the water in second water tank can be entered by the connecting pipeline, first outlet pipeline under gravity In first water tank.

Further, be provided with first valve can connect the connecting pipeline and positioned at the first valve upstream The bypass passageways of one outlet pipeline, the first end of the connecting pipeline are connected with the bypass passageways,

When the water purifier is under sterilization mode, the water in second water tank can flow through the communicating pipe successively Enter after road, the bypass passageways of first valve and first outlet pipeline in first water tank.

Further, first valve includes valve body and switch portion, and first port, the second end are provided with the valve body Mouthful, formed with cavity in the valve body of the switch portion upstream, the bypass passageways are by the first port, cavity and described second Port is formed；

When the water purifier is under sterilization mode, the switch portion is closed, and the water in second water tank can be successively Enter after flowing through the connecting pipeline, the bypass passageways, the first outlet pipeline in first water tank.

Further, in addition to：The second outlet pipeline connected with second water tank, set on second outlet pipeline The 3rd valve is equipped with, the second end of the connecting pipeline is connected on the second outlet pipeline of the 3rd valve upstream.

Further, first outlet pipeline and second outlet pipeline intersect in first valve position, share Part outlet pipeline.

Further, it is additionally provided with the valve body of first valve：3rd port and delivery port, the 3rd port and position The second outlet pipeline in the 3rd valve downstream is connected；

When the 3rd valve is in opening, the water in second water tank passes through institute after flowing through the 3rd port State delivery port outflow；

When first valve is in opening, the switch portion is opened, the second port and the delivery port phase Connection；Water in first water tank is flowed out after flowing through the second port by the delivery port.

Further, it is provided with exhaust outlet on the first outlet pipeline positioned at the first valve downstream.

Further, the material positioned at the first outlet pipeline of the first valve upstream includes：Stainless steel, copper.

Further, supply channel is provided between first water tank and the second water tank, is set on the supply channel It is equipped with the check valve for ensureing water from the water of first water tank to the second water tank one-way flow.

Further, row pressure path, the row pressure path and institute are additionally provided between first water tank and the second water tank The position for stating the connection of the first water tank is higher than the position of the communicating passage.

Further, in addition to：For detecting in second water tank temperature detecting unit of water temperature and for detecting State the liquid level detection unit of liquid level in the second water tank.

Further, in addition to：For detecting the first level sensing part of liquid level in first water tank, for detecting State the temperature detection part of water temperature in the second level sensing part of liquid level in the second water tank, and detection second water tank.

Further, overflow pipe and siphon pipe are additionally provided with first water tank, wherein, the overflow pipe has overflow Entrance, the siphon pipe have siphon entrance and siphon outlet, and the siphon entrance enters less than the overflow, the siphon outlet In the overflow pipe.

The technical scheme provided from above the application embodiment, by setting connecting pipeline by the second water tank medium temperature The higher hot water of degree is introduced into first outlet pipeline, and the first outlet pipeline is rinsed, so as to the first outlet pipeline Sterilized.Water after flushing can be back in first water tank, due to being provided with sterilizing unit in the first water tank, therefore Flushing hot water partially with remaining bacteria can be killed in the presence of sterilizing unit.On the whole, it is provided herein Water purifier can utilize the hot water that temperature is higher in the second a small amount of water tank to the water in the first outlet pipeline under sterilization mode Sterilization is rinsed, the water quality for not interfering with the first water tank more without producing large effect to the water temperature in the first water tank, Therefore, the water purifier that the application provides can avoid user from drinking the water by germ contamination, ensure the health of user and carry The usage experience of high user.

Brief description of the drawings

Fig. 1 is the front view for the water purifier that one embodiment of the application provides；

Fig. 2 is the top view for the water purifier that one embodiment of the application provides；

Fig. 3 is the schematic perspective view for the valve of water purifier first that one embodiment of the application provides；

Fig. 4 is the top view figure for the valve of water purifier first that one embodiment of the application provides；

Fig. 5 is the G-G sectional views for the valve of water purifier first that one embodiment of the application provides；

Fig. 6 is the D-D sectional views for the valve of water purifier first that one embodiment of the application provides；

Fig. 7 is the simplified pinciple schematic diagram for the water purifier that one embodiment of the application provides；

Fig. 8 is the simplified pinciple schematic diagram for the water purifier that the application further embodiment provides.

Description of reference numerals：

First water tank -1；Second water tank -2；Sterilizing unit -10；First outlet pipeline -12；Second outlet pipeline -22；Even Siphunculus road -3；First valve -4；Second valve -5；3rd valve -6；Valve element -40；Valve body -41；Switch portion -42；First port -411；The Two-port netwerk -412；3rd port -413；Delivery port -414；Supply channel -7；Check valve -70；Row pressure path -8；First liquid level is examined Survey part -11；Second level sensing part -21.

Embodiment

Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is elaborated, it should be understood that this A little embodiments are merely to illustrate the utility model rather than limitation the scope of the utility model, read the utility model it Afterwards, modification of the those skilled in the art to the various equivalent form of values of the present utility model each falls within the application appended claims and limited In fixed scope.

It should be noted that when element is referred to as " being arranged at " another element, it can be directly on another element Or there may also be element 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 ", " on ", " under ", "left", "right" and similar statement for illustrative purposes only, it is unique embodiment to be not offered as.

Unless otherwise defined, all of technologies and scientific terms used here by the article and the technical field of the application is belonged to The implication that technical staff is generally understood that 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 The arbitrary and all combination of related Listed Items.

The utility model provides a kind of water purifier, and user can be avoided to drink the water by germ contamination, ensure the body of user Body health simultaneously improves the usage experience of user.

Fig. 1 to Fig. 2 is please referred to, a kind of water purifier provided in the application embodiment can include：For storing First water tank 1 of water, sterilizing unit 10 is provided with first water tank 1, is provided with first water tank 1 for water outlet First outlet pipeline 12；For storing the second water tank 2 of water；Connecting pipeline 3, for inciting somebody to action at least partly described first outlet pipeline 12 are connected with second water tank 2；The water purifier has sterilization mode, under the sterilization mode, second water tank 2 In water can be flowed through by the connecting pipeline 3 and enter in first water tank 1 after first outlet pipeline 12, wherein, institute The water temperature in the second water tank 2 is stated higher than the water temperature in first water tank 1.

In general, water purifier have water cleaning systems, the water fed from originally water end (W.E.), can after being purified by water cleaning systems To obtain the normal temperature direct drinking for removing harmful substance.The normal temperature direct drinking can connect with the first water tank 1, so as to the first water tank 1 feed can be for normal-temperature water that user directly drinks.

In the present embodiment, the first water tank 1 can be used for storing water.Specifically, first water tank 1 can be used for depositing Store up the relatively low direct drinking of the above-mentioned temperature after water system purifies.Specifically, the global shape of first water tank 1 Can be square case shape, can also be in cylindrical barrel, can also be according to the regulation for making adaptability is actually needed, specifically originally Specific limit is not made in application herein.In addition, the volume of first water tank 1 can also be made according to different user's requests Adaptively design, specifically, the application does not also limit specifically.

In the present embodiment, sterilizing unit 10 can be provided with the first water tank 1, for the water in the first water tank 1 Periodically sterilized.Because the water in first water tank 1 is generally the relatively low normal-temperature water of temperature, the water in the first water tank 1 After standing a period of time, for example, 4 it is more than hour when, same easy breed bacteria in first water tank 1.By being killed described in setting Bacterium device 10, can be effectively by the killing bacteria of growth.Specifically, the form of the sterilizing unit 10 can be UV bactericidal lamp Form.The UV bactericidal lamp can preferably kill the various bacteriums in water using fluorescent tube made of the sterilizing mechanismses of ultraviolet.This Outside, the concrete form of the sterilizing unit 10 is not limited to the example above, technology essence of the one of ordinary skill in the art in the application Under marrow enlightenment, it is also possible to other changes are made, all should but as long as the function and effect of its realization are same as the present application or similar It is covered by the application protection domain.

In addition, water purifier is also provided with the refrigeration system for being freezed to the water in first water tank 1, with Just temperature is provided a user close to 0 degree of cold direct drinking.

In the present embodiment, the first outlet pipeline 12 connects with first water tank 1, for by the first water tank 1 Water supplies user.Specifically, can be provided with the first valve 4 on first outlet pipeline 12, first valve 4 is described for controlling The break-make of first outlet pipeline 12.When first valve 4 is opened, first outlet pipeline 12 can supply the water of the first water tank 1 To user, when first valve 4 is closed, the not water outlet of the first outlet pipeline 12.Wherein, first valve 4 can be by electricity Dynamic control, can also be by controlling, specifically, the application does not make specific limit herein manually.

In the present embodiment, the second water tank 2 is used to store water.Specifically, second water tank 2 can be used in storage State water system purification and the higher hot water of temperature after heating.Wherein, the water source supply of second water tank 2 can come From the water side with the identical water cleaning systems of the first water tank 1；In addition, the water source supply of second water tank 2 can also come From first water tank 1.The case shape likewise, global shape of second water tank 2 can be square, can also be in cylinder Tubular, can also be according to the regulation for making adaptability be actually needed, and specific the application does not make specific limit herein.In addition, The volume of second water tank 2 can also adaptively design according to different user's requests, specifically, the application is not yet Make specific limit.

In the present embodiment, it is additionally provided with communicating pipe between first outlet pipeline 12 and second water tank 2 First outlet pipeline 12 can be connected by road 3, the connecting pipeline 3 with second water tank 2.Specifically, the communicating pipe Road 3 can have relative first end and the second end, and the first end can be connected on first valve 4 or close to described On first outlet pipeline 12 of the upstream of the first valve 4, its second end can be connected with second water tank 2.In the communicating pipe The second valve 5 for controlling the break-make of connecting pipeline 3 can be provided with road 3.When second valve 5 is opened, second water tank 2 It can be connected by the connecting pipeline 3 with first outlet pipeline 12 in the position of first valve 4 and the above.

Water purifier provided herein has sterilization mode, and under sterilization mode, temperature is higher in second water tank 2 Water can be flowed through by the connecting pipeline 3 and enter in first water tank 1 after first outlet pipeline 12, due to described Coolant-temperature gage in second water tank 2 is higher, can be to the water in the first outlet pipeline 12 when flowing through first outlet pipeline 12 Sterilized.Specifically, when the water purifier is under sterilization mode, it is arranged on described on first outlet pipeline 12 First valve 4 is closed, and second valve 5 on connecting pipeline 3 is in opening, and water is from second water tank After 2 flow through the connecting pipeline 3, entered by first outlet pipeline 12 in first water tank 1, utilize the second water tank 2 In high-temperature water first outlet pipeline 12 is sterilized.If when water purifier is under sterilization mode, user opens First valve 4 is fetched water, and now, second valve 5 can close at once.Due to only being needed in the application to described first Outlet pipeline 12 is sterilized, and required water is not very big, and the temperature rise in first water tank 1 will not be too high, therefore from institute Stating the coolant-temperature gage provided in the first water tank 1 also will not be too high, and then can ensure that user carries out taking the first water at any time The relatively low direct drinking of temperature in case 1, the hot water too high without flowing out temperature, causes to scald user, therefore on the whole, this Shen The water purifier Consumer's Experience that please be provided is preferable.

In general, because the coolant-temperature gage in second water tank 2 is higher, therefore, using the sterilization idiocratic of high-temperature water, in institute State in the second water tank 2 without setting single sterilizing unit 10 again.And by setting sterilizing unit 10 in the first water tank 1 after, Bacterium in the water of the whole inside of first water tank 1 and its inside can be efficiently controlled.But practice is found：If user one , can breed bacteria in the first outlet pipeline 12 after the section time does not have to the relatively low direct drinking of temperature.In order to the first outlet pipeline 12 In bacterium be rinsed sterilization processing, the application is by setting connecting pipeline 3 to draw the higher hot water of temperature in the second water tank 2 Enter in first outlet pipeline 12, the first outlet pipeline 12 is rinsed, so as to be sterilized to the first outlet pipeline 12. Water after flushing can be back in first water tank 1, due to being provided with sterilizing unit 10 in the first water tank 1, therefore it is local Flushing hot water with remaining bacteria can be killed in the presence of sterilizing unit 10.On the whole, it is provided herein net Water dispenser can utilize the hot water that temperature is higher in the second a small amount of water tank 2 in the first outlet pipeline 12 under sterilization mode Water is rinsed sterilization, the water for not interfering with the first water tank 1 more without producing large effect to the water temperature in the first water tank 1 Matter, therefore, the water purifier that the application provides can avoid user from drinking the water by germ contamination, ensure the health of user simultaneously Improve the usage experience of user.

In one embodiment, the connecting pipeline 3 can be connected and positioned at described first by being provided with first valve 4 The bypass passageways of first outlet pipeline 12 of the upstream of valve 4, the first end of the connecting pipeline 3 are connected with the bypass passageways, When the water purifier is under sterilization mode, the water in second water tank 2 can flow through the connecting pipeline 3, described successively Enter after the bypass passageways of first valve 4 and first outlet pipeline 12 in first water tank 1.

In the present embodiment, first valve 4 is arranged in first outlet pipeline 12.Wherein, first valve 4 First between first water tank 1 goes out the first outlet pipeline 12 that pipeline is the upstream of the first valve 4, accordingly, described First outlet pipeline 12 in the downstream of the first valve 4 is the pipe in addition to first valve 4 to the pipeline between first water tank 1 Road.Wherein, exhaust outlet can be set on first outlet pipeline 12 in the downstream of the first valve 4, the exhaust outlet is used for by described in Water discharge in first outlet pipeline 12 in the downstream of the first valve 4.Water in first outlet pipeline 12 in the downstream of the first valve 4 It can be discharged when each user fetches water after being supplied to user, due to no ponding in the pipeline, therefore be not easy breed bacteria. It is opposite, after user is interior for a period of time not open first valve 4 and take the water in the first water tank 1, the upstream of the first valve 4 Because the water relatively low with temperature contacts in first outlet pipeline 12 and the first valve 4, therefore it is easier breed bacteria.

In the present embodiment, by setting bypass passageways in first valve 4, and the second water tank 2 during sterilization is ensured In high-temperature water can by after the bypass passageways enter first outlet pipeline 12 in after enter first water tank 1 in, High-temperature water can not only be utilized to rinse the first outlet pipeline 12, while can also utilize the hot properties of water to first valve 4 Sterilized.

Further, the material positioned at the first outlet pipeline 12 of the upstream of the first valve 4 can include：Stainless steel, copper Etc. the material of perfect heat-dissipating.In the case where water purifier is in sterilization mode, due to the first outlet pipeline 12 of the upstream of the first valve 4 In the hot water that flows through can heat the first outlet pipeline 12, the temperature of the first outlet pipeline 12 is interior in short-term to be raised.When described After first outlet pipeline 12 of the upstream of one valve 4 is made up of the material of perfect heat-dissipating, the upstream of the first valve 4 flows through hot water Heat can be dissipated into the air of surrounding in time on first outlet pipeline 12, so as to avoid first outlet pipeline 12 first The pipeline section temperature of the upstream of valve 4 is too high, scalds user.

Specifically, referring to Fig. 3 to 6, first valve 4 can include：Valve body 41 and switch portion 42, on the valve body 41 First port 411, second port 412 are provided with, is led in the valve body 41 of the upstream of switch portion 42 formed with cavity, the bypass Road is formed by the first port 411, cavity and the second port 412；When the water purifier is under sterilization mode, institute State switch portion 42 to close, the water in second water tank 2 can flow through the connecting pipeline 3, the bypass passageways successively, first go out Enter after water lines 12 in first water tank 1.

In the present embodiment, first valve 4 can include valve body 41 and valve element 40, and wherein valve body 41 can be with respect to valve Core 40 is moved or rotated.The position that the valve element 40 is contacted or separated with valve body 41 forms switch portion 42.The valve element 40 can Relatively described valve body 41 moves, for example, can relatively move or rotate so that the switch portion 42 has open mode or closing State.When the switch portion 42 reaches closed mode, water can not be flowed outwardly by first valve 4；When institute's switch portion 42 When reaching open mode, water can flow through first valve 4 and flow outwardly, so as to be supplied to user.Wherein, on the valve body 41 First port 411 and second port 412 are provided with, wherein, the first port 411 is used to connect with connecting pipeline 3, and described the Two-port netwerk 412 is used to connect with the first outlet pipeline 12.Cavity has been internally formed in the valve body 41.The construction of the cavity Can be hollow annular housing, or other shapes and construction, specifically, can be according to valve body 41 and switch portion 42 etc. It is different and different, specific the application does not make specific limit herein.

The bypass passageways are formed by the first port 411, cavity and the second port 412.In general, valve body 41 Internal structure is more complicated, and the seals such as rubber be present, and breed bacteria is particularly easy to after standing a period of time.When from After the hot water of two water tanks 2 flows through the bypass passageways, it will can be sterilized inside first valve 4.Specifically, when described net When water dispenser is under sterilization mode, the switch portion 42 is closed, and the water in second water tank 2 can flow through the communicating pipe successively Enter after road 3, the bypass passageways, the first outlet pipeline 12 in first water tank 1, so as to by the first outlet pipeline 12, sterilized inside particularly described first valve 4.

In addition, the water purifier can also include：The second outlet pipeline 22 connected with second water tank 2, described The 3rd valve 6 is provided with two outlet pipelines 22, the second end of the connecting pipeline 3 is connected to the second of the upstream of the 3rd valve 6 On outlet pipeline 22.

In the present embodiment, the second outlet pipeline 22 can be provided with second water tank 2, for by the second water tank Hot water in 2 is supplied to user.Wherein, the 3rd valve 6 for controlling its break-make is provided with second outlet pipeline 22.Institute Stating the second end of connecting pipeline 3 can be connected on the second outlet pipeline 22 of the upstream of the 3rd valve 6, so can the company of avoiding The break-make on siphunculus road 3 is influenceed by the 3rd valve 6.In addition, the second end of the connecting pipeline 3 can also be set directly at it is described On second water tank 2, the application does not make specific limit herein.Comparatively, be arranged on the upstream of the 3rd valve 6 second goes out Technique is relatively simple in water lines 22, and cost is relatively low.

Further, first outlet pipeline 12 and second outlet pipeline 22 intersect in the position of the first valve 4, Common sparing outlet pipeline.

In the present embodiment, when the outlet pipeline 22 of the first outlet pipeline 12 and second is in the position of the first valve 4 Intersecting to wait, it can share the outlet pipeline in the downstream of the first valve 4.Certainly, the outlet pipeline can be the form of water outlet port. When first outlet pipeline 12 and second outlet pipeline 22 are using same water outlet port water outlet, on the one hand can simplify Pipeline structure, reduce cost, when on the other hand being fetched water due to user, without correspond to again mark carry out search distinguish hot water outlet and Cooling water outlet, therefore it is easy to improve the usage experience of user.

In a specific embodiment, it is additionally provided with the valve body 41 of first valve 4：3rd port 413 and go out The mouth of a river 414, the 3rd port 413 are connected with the second outlet pipeline 22 positioned at the downstream of the 3rd valve 6；When the described 3rd When valve 6 is in opening, the water in second water tank 2 is flowed after flowing through the 3rd port 413 by the delivery port 414 Go out；When first valve 4 is in opening, the switch portion 42 is opened, the second port 412 and the delivery port 414 are connected；Water in first water tank 1 is flowed out after flowing through the second port 412 by the delivery port 414.

That is, by being set on the valve body 41 of first valve 4 with going out positioned at the second of the downstream of the 3rd valve 6 Behind the 3rd port 413 that water lines 22 are connected, realize second outlet pipeline 22 and first outlet pipeline 12 Intersect, and whole waterway structure very simple and compact on the whole.Certainly, second outlet pipeline 22 and described first are gone out The intersecting mode of water lines 12 is not limited to the example above, and the application does not make specific limit herein.

Referring to Fig. 7, in one embodiment, the water purifier can also include：For in second water tank 2 The heating member that is heated of water, the position of second water tank 2 is less than first water tank 1, and the water purifier enters sterilization During pattern, the water in second water tank 2 after expanded by heating can be entered by the connecting pipeline 3, first outlet pipeline 12 Enter in first water tank 1.

In the present embodiment, the hot water in second water tank 2 is to provide hot water stream using the principle of water expanded by heating Dynamic power so that the hot water in second water tank 2 can be extruded into the connecting pipeline 3, the first outlet pipeline 12, most Enter afterwards in first water tank 1.

Specifically, second water tank 2 is located at the bottom of the first water tank 1.In second water tank 2 store full water or Close to storage full water.Wherein, the water in second water tank 2 can be provided by the first water tank 1, can also be carried by other water supply ends For, for example, directly provided by the water side of water cleaning systems etc., specific the application does not make specific limit herein.It is described net Water dispenser is provided with for being heated to the water in second water tank 2, in order to which the water temperature in second water tank 2 can reach Requirement and sterilization require.Specifically, the heating member can be the shape for the heating rod being arranged in second water tank 2 Formula, or, the heating member can also be the form for the heat exchange coil being coated on outside second water tank 2, in addition, the heating The form of part can also be other forms, and the application does not make specific limit herein.When the water purifier enters sterilization mode When, the water in second water tank 2 after expanded by heating can enter institute by the connecting pipeline 3, first outlet pipeline 12 State in the first water tank 1, realize the flushing sterilization to first outlet pipeline 12.

When the water of second water tank 2 is supplied by first water tank 1, first water tank 1 and second water tank 2 Between can be provided with supply channel 7, be provided with the supply channel 7 for ensure water from the water of first water tank 1 to The check valve 70 of the one-way flow of second water tank 2.By setting check valve 70 to avoid second on the supply channel 7 The water of water tank 2 is flowed backward in first water tank 1 in expanded by heating by the supply channel 7, so as to greatly rise The water temperature of high first water tank 1, and can avoid in extreme circumstances, the water of expanded by heating is completely logical in the second water tank 2 Cross the supply channel 7 to flow backwards, without flowing through first outlet pipeline 12 by the connecting pipeline 3.

Further, row pressure path 8 is also provided between the water tank 2 of the first water tank 1 and second, the row pressure is led to The position that road 8 is connected with first water tank 1 is higher than the position of the communicating passage.

In the present embodiment, the row's tooth path connected by being set between first water tank 1 and the second water tank 2, And the position that is connected with first water tank 1 of the row pressure path 8 is higher than the position of the communicating passage, it is ensured that described Water purifier is under sterilization mode, and the water in the second water tank 2 can pass through the communicating passage, the first outlet pipeline 12 enters In first water tank 1.

In a specific embodiment, the water purifier can also include：For detecting water in second water tank 2 The temperature detecting unit of temperature and the liquid level detection unit for detecting liquid level in second water tank 2.

When the liquid level that the liquid level detection unit detects meets pre-provisioning request, and in first outlet pipeline 12 After water standing reaches the first duration, when the temperature that the temperature detecting unit detects reaches the sterilization temperature, institute is opened The scheduled duration of the second valve 5 first is stated, and opens the scheduled duration of sterilizing unit 10 second.

When it is implemented, the liquid level in the second water tank 2 can be detected first with liquid level detection unit, if liquid level is unsatisfactory for It is required that then need first to carry out moisturizing to second water tank 2, until it reaches predetermined fluid level.In general, the predetermined fluid level can be with tables Show the fluid level condition that second water tank 2 is nearly or completely filled.

After the liquid level in the second water tank 2 meets to require, second water that can be detected by temperature detecting unit Water temperature in case 2 is judged, judges whether the water temperature now in the second water tank 2 reaches sterilization and require.When in the second water tank 2 After water temperature also meets requirement, the second valve 5 can be opened, open sterilizing unit 10 in the first water tank 1, after the second scheduled duration, Such as the second valve 5 and sterilizing unit 10 are turned off after one minute.Wherein, first duration can be 4 more than hour.This Outside, start one of necessary condition of sterilization mode can also be first outlet pipeline 12 in bacterium quantity reach sterilization will Ask.For example, bacteria detecting apparatus can be set in first outlet pipeline 12, the bacterial population in the first outlet pipeline 12 When amount reaches sterilization and required, now it is necessary to start sterilization mode.

In one embodiment, overflow pipe and siphon pipe are additionally provided with first water tank 1, wherein, the overflow Pipe has overflow inlet, and the siphon pipe has siphon entrance and siphon outlet, and the siphon entrance enters less than the overflow, institute Siphon outlet is stated to be located in the overflow pipe.

Suction pipe, wherein, the overflow pipe has overflow inlet, and the siphon pipe has siphon entrance, the overflow inlet Higher than the siphon entrance.

In the first water tank 1, a period of time nobody in use, it is possible that the too high situation of liquid level.For example, work as institute State in the first water tank 1 that liquid level itself is just higher, now start sterilization mode, the hot water in the second water tank 2 constantly flows into described In first water tank 1, cause the liquid level in the first water tank 1 too high.In the present embodiment, by setting overflow pipe and siphon pipe, It can prevent that the liquid level in first water tank 1 is too high, more than flood level.Specifically, the overflow pipe can have relatively Both ends, its upper end is overflow inlet, and the overflow inlet position flushes with the flood level of first water tank 1；Under it Hold and exported for overflow, the water for flowing into overflow pipe can be discharged.The siphon pipe has siphon entrance and siphon outlet, its Described in overflow inlet be higher than the siphon entrance, the siphon outlet is located in the overflow pipe, when in first water tank 1 Water level reach flood level before, siphon pipe starts siphon, and the water in the first water tank 1 can be reduced to the siphon entrance institute Water level position.

Referring to Fig. 8, in another embodiment, the liquid level of second water tank 2 is higher than the liquid of first water tank 1 Position, when the water purifier enters sterilization mode, the water in second water tank 2 can pass through the connecting pipeline under gravity 3rd, first outlet pipeline 12 enters in first water tank 1.

In the present embodiment, after the liquid level in second water tank 2 is higher than the liquid level of first water tank 1, described the Water in two water tanks 2 can enter described the by the connecting pipeline 3, first outlet pipeline 12 under gravity In one water tank 1.

Specifically, second water tank 2 can be with placed side by side with the first water tank 1.The water of second water tank 2 can by except Other water supply ends outside first water tank 1 provide, such as the water side that can have water cleaning systems provides.

When the water purifier enters sterilization mode, the second valve 5 on the connecting pipeline 3 is opened, first water outlet The first valve 4 on pipeline 12 is closed, the water in second water tank 2 under gravity can by the connecting pipeline 3, be located at First outlet pipeline 12 of the upstream of first valve 4 enters in first water tank 1, so as to realize to first water outlet The sterilization of pipeline 12.Further, first valve 4 can also be provided with bypass, during sterilization, can be flowed through with hot water by this Road all, sterilization treatment can be carried out to the first valve 4 simultaneously.

In a specific embodiment, the water purifier can also include：For detecting liquid in first water tank 1 First level sensing part 11 of position, for detecting the second level sensing part 21 of liquid level in second water tank 2, and detection institute State the temperature detection part of water temperature in the second water tank 2.

After water standing in first outlet pipeline 12 reaches the first duration, the liquid level in second water tank 2 Higher than the liquid level predetermined altitude in first water tank 1, the temperature that the temperature detection part detects reaches the sterilization temperature When, the scheduled duration of the second valve 5 first is opened, and open the scheduled duration of sterilizing unit 10 second.

When it is implemented, the first water tank can be detected respectively by the first level sensing part 11 and the second level sensing part 21 1 and the second liquid level in water tank 2.When the liquid level in first water tank 1 is higher than second water tank 2 or second water tank Liquid level in 2 is too low, then is required to carry out moisturizing to second water tank 2, or first water tank 1 is discharged water, directly Liquid level difference is formed to the second water tank 2 and the first water tank 1.

After second water tank 2 and first water tank 1 form liquid level difference, it can be detected by temperature detection part Water temperature in second water tank 2 is judged, judges whether the water temperature now in the second water tank 2 reaches sterilization and require.When this second When water temperature in water tank 2 reaches sterilization and required, the second valve 5 can be opened, opens the sterilizing unit 10 in the first water tank 1, second The second valve 5 and sterilizing unit 10 are turned off after scheduled duration, such as after one minute.Wherein, first duration can be 4 small When more than.In addition, start the quantity that one of necessary condition of sterilization mode can also be bacterium in first outlet pipeline 12 Reach sterilization to require.For example, bacteria detecting apparatus can be set in first outlet pipeline 12, when the first outlet pipeline 12 In bacterial number when reaching sterilization and requiring, be now necessary to start sterilization mode.

Herein cited any digital value all include between lower limit to higher limit with the lower value of an incremented and The all values of upper value, the interval of at least two units between any lower value and any much higher value be present.For example, such as Fruit elaborates that the quantity of part or the value of process variable (such as temperature, pressure, time etc.) are from 1 to 90, preferably from 20 To 80, more preferably from 30 to 70, then purpose is to illustrate that such as 15 to 85,22 are also clearly listed in the specification arrives 68th, 43 to 51,30 to 32 is equivalent.For the value less than 1, it is 0.0001,0.001,0.01,0.1 suitably to think a unit. These are only intended to the example clearly expressed, it is believed that the numerical value enumerated between minimum and peak is possible to Combination is all expressly set forth in the specification in a similar manner.

Unless otherwise indicated, all scopes all include all numerals between end points and end points.It is used together with scope " about " or " approximation " be suitable for two end points of the scope.Thus, " about 20 to 30 " are intended to covering " about 20 to about 30 ", including at least the end points indicated.

All articles and reference disclosed, including patent application and publication, for various purposes by quoting knot Together in this.Describe the term " substantially by ... forms " of combination should include determined by element, composition, part or step and reality Other elements, composition, part or the step of the basic novel feature of the combination are not influenceed in matter.Using term "comprising" or " comprising " describes the combination of element here, composition, part or step it is also contemplated that substantially by these elements, composition, part Or the embodiment that step is formed.Here by using term " can with ", it is intended to which illustrate that " can with " include is described any Attribute is all optional.

Multiple element, composition, part or step can be provided by single integrated component, composition, part or step.It is alternative Ground, single integrated component, composition, part or step can be divided into multiple element, composition, part or the step of separation.It is used for The open "a" or "an" for describing element, composition, part or step is not said to exclude other elements, composition, part Or step.

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

Several embodiments of the present utility model are the foregoing is only, although the embodiment disclosed by the utility model is such as On, but the content is only to facilitate the embodiment for understanding the utility model and using, it is new to be not intended to limit this practicality Type.Any the utility model person of ordinary skill in the field, the spirit and scope disclosed by the utility model are not being departed from On the premise of, any modification and change, but patent of the present utility model can be made in the formal and details of embodiment Protection domain, it must be still defined by the scope that appended claims are defined.

Claims (16)

1. A kind of 1. water purifier, it is characterised in that including：

   For storing the first water tank of water, sterilizing unit is provided with first water tank, use is provided with first water tank In the first outlet pipeline of water outlet；

   For storing the second water tank of water；

   Connecting pipeline, at least partly described first outlet pipeline to be connected with second water tank；

   The water purifier has sterilization mode, and under the sterilization mode, the water in second water tank can pass through the connection Pipeline enters in first water tank after flowing through first outlet pipeline, wherein, the water temperature in second water tank is higher than institute State the water temperature in the first water tank.
2. 2. water purifier as claimed in claim 1, it is characterised in that

   The first valve is provided with first outlet pipeline；

   It is provided with the second valve on the connecting pipeline, the connecting pipeline has a relative first end and the second end, and described first End is connected to first valve or on the first outlet pipeline of the first valve upstream；

   When the water purifier is under sterilization mode, first valve is closed, and second valve is in opening state State, water are entered in first water tank from after second water tank flows through the connecting pipeline by first outlet pipeline.
3. 3. water purifier as claimed in claim 2, it is characterised in that also include：For being carried out to the water in second water tank The heating member of heating, the position of second water tank is less than first water tank, described when the water purifier enters sterilization mode Water in second water tank after expanded by heating can enter first water tank by the connecting pipeline, first outlet pipeline In.
4. 4. water purifier as claimed in claim 2, it is characterised in that the liquid level of second water tank is higher than first water tank Liquid level, when the water purifier enters sterilization mode, the water in second water tank can pass through the communicating pipe under gravity Road, first outlet pipeline enter in first water tank.
5. 5. water purifier as claimed in claim 2, it is characterised in that the connecting pipeline can be connected by being provided with first valve With the bypass passageways of the first outlet pipeline positioned at the first valve upstream, the first end of the connecting pipeline and the bypass are logical Road is connected,

   When the water purifier is under sterilization mode, the water in second water tank can flow through the connecting pipeline, institute successively State the first valve bypass passageways and first outlet pipeline after enter first water tank in.
6. 6. water purifier as claimed in claim 5, it is characterised in that first valve includes valve body and switch portion, the valve body On be provided with first port, second port, formed with cavity in the valve body of the switch portion upstream, the bypass passageways are by described First port, cavity and the second port are formed；

   When the water purifier is under sterilization mode, the switch portion is closed, and the water in second water tank can flow through successively Enter after the connecting pipeline, the bypass passageways, the first outlet pipeline in first water tank.
7. 7. water purifier as claimed in claim 6, it is characterised in that also include：The second water outlet connected with second water tank Pipeline, the 3rd valve is provided with second outlet pipeline, the second end of the connecting pipeline is connected to the 3rd valve upstream The second outlet pipeline on.
8. 8. water purifier as claimed in claim 7, it is characterised in that first outlet pipeline and second outlet pipeline exist First valve position intersects, common sparing outlet pipeline.
9. 9. water purifier as claimed in claim 8, it is characterised in that be additionally provided with the valve body of first valve：3rd port And delivery port, the 3rd port are connected with the second outlet pipeline positioned at the 3rd valve downstream；

   When the 3rd valve is in opening, the water in second water tank flow through behind the 3rd port by it is described go out Flow out at the mouth of a river；

   When first valve is in opening, the switch portion is opened, and the second port is connected with the delivery port； Water in first water tank is flowed out after flowing through the second port by the delivery port.
10. 10. water purifier as claimed in claim 2, it is characterised in that in the first outlet pipeline positioned at the first valve downstream On be provided with exhaust outlet.
11. 11. water purifier as claimed in claim 2, it is characterised in that the first outlet pipeline positioned at the first valve upstream Material includes：Stainless steel, copper.
12. 12. water purifier as claimed in claim 2, it is characterised in that be provided between first water tank and the second water tank Supply channel, it is provided with for ensureing that water unidirectionally flows from the water of first water tank to second water tank on the supply channel Dynamic check valve.
13. 13. water purifier as claimed in claim 2, it is characterised in that be additionally provided between first water tank and the second water tank Row pressure path, the position that the row pressure path is connected with first water tank are higher than the position of the communicating passage.
14. 14. water purifier as claimed in claim 3, it is characterised in that also include：For detecting water temperature in second water tank Temperature detecting unit and the liquid level detection unit for detecting liquid level in second water tank.
15. 15. water purifier as claimed in claim 4, it is characterised in that also include：For detecting liquid level in first water tank First level sensing part, for detecting the second level sensing part of liquid level in second water tank, and detection second water The temperature detection part of water temperature in case.
16. 16. water purifier as claimed in claim 1, it is characterised in that be additionally provided with overflow pipe and siphon in first water tank Pipe, wherein, the overflow pipe has overflow inlet, and the siphon pipe has siphon entrance and siphon outlet, the siphon entrance Enter less than the overflow, the siphon outlet is located in the overflow pipe.