CN105709492B

CN105709492B - Filter core and water treatment facilities with it

Info

Publication number: CN105709492B
Application number: CN201610071394.9A
Authority: CN
Inventors: 邓雁青; 王林双; 魏璇; 舒春明; 耿庆松
Original assignee: Midea Group Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea White Goods Technology Innovation Center Co Ltd
Priority date: 2016-02-01
Filing date: 2016-02-01
Publication date: 2019-11-29
Anticipated expiration: 2036-02-01
Also published as: CN105709492A

Abstract

The invention discloses a kind of filter core and with its water treatment facilities, the filter core includes: outer filter housing, interior filter housing and the second valve, interior filter housing is located in outer filter housing, filter material is equipped in interior filter housing to be filtered to raw water, interior filter housing and outer filter housing limit outer flow passage jointly, water through-hole is crossed with first on interior filter housing and crosses water through-hole, the first valve for be connected inside interior filter housing with outer flow passage second, and first valve is located in the interior filter housing to control the described first opening and closing for crossing water through-hole.Filter core according to the present invention, structure is simple, ingenious, and functional reliability is high, the advantage with preventing water leakage, so that user be facilitated to replace filter core carefreely.

Description

Filter core and water treatment facilities with it

Technical field

The present invention relates to household appliance technical fields, more particularly, to a kind of filter core and with its water treatment facilities.

Background technique

Currently, people generally use originally water face-washing, however, the hardness of tap water is likely to harm users skin, cause User's skin damage.In addition, structure is complicated for water treatment facilities in the related technology, water purification reliability is poor.

Summary of the invention

The present invention is directed at least solve one of the technical problems existing in the prior art.Therefore, the present invention intends to propose one Kind water treatment facilities, the water treatment facilities structure is simple, functional reliability is good.

The present invention also proposes a kind of water treatment facilities with above-mentioned filter core.

Filter core according to a first aspect of the present invention, comprising: outer filter housing；Interior filter housing, the interior filter housing are located at the outer filter housing It is interior, filter material is equipped in the interior filter housing to be filtered to raw water, the interior filter housing and the outer filter housing limit outflow jointly Road crosses water through-hole with first on the interior filter housing and leads to the second mistake water be connected inside the interior filter housing with the outer flow passage Hole；And first valve, first valve are located in the interior filter housing to control the described first opening and closing for crossing water through-hole.

Filter core according to the present invention, structure is simple, ingenious, and functional reliability is good.

In one embodiment of the invention, the bottom of the interior filter housing has the first exntension tubs section extended downwardly, institute The first water through-hole excessively is stated to be formed on the bottom wall of the first exntension tubs section.

In one embodiment of the invention, the filter core further comprises: crossing water wheels, the water wheels of crossing are located at described the In one exntension tubs section and described cross on water wheels has in the circumferentially-spaced multiple water holes for opening distribution of the first exntension tubs section.

In one embodiment of the invention, first valve includes: moving member, and the moving member is movably arranged at In the first exntension tubs section；And first elastic component, first elastic component are located in the first exntension tubs section and only support Led in described cross between water wheels and the bottom wall of the first exntension tubs section with often pushing the moving member closing described first to cross water Hole.

In one embodiment of the invention, the moving member includes: mobile bar and is located at the close of the mobile bar bottom Packing.

In one embodiment of the invention, the filter core further comprises: the second valve, and second valve is located at institute State the on-off that the outer flow passage is controlled between interior filter housing and the outer filter housing.

In one embodiment of the invention, the bottom of the interior filter housing has the first exntension tubs section extended downwardly, institute The bottom for stating outer filter housing, which has, to be extended downwardly and is set in the second exntension tubs section outside the first exntension tubs section, second valve Door includes: sleeve sections, and the sleeve sections are set between the first exntension tubs section and the second exntension tubs section；End ring section, The end ring section is connected to the top of the sleeve sections and in the sealing station of the bottom wall only to the outer filter housing and far from described It is moved between the evacuation position of the bottom wall of outer filter housing.

In one embodiment of the invention, second valve is by the second elastic component in the sealing station and described It avoids and is moved between position, second elastic component is located between the end ring section and the bottom wall of the interior filter housing often to push The end ring section is located at the sealing station to block the outer flow passage.

In one embodiment of the invention, have upwardly recessed on the lower surface of the interior filter housing and surround described first The annular groove of exntension tubs section, second elastic component is set in outside the first exntension tubs section and upper end is only against the annular On the roof of groove.

In one embodiment of the invention, the end ring section is equipped with and upwardly extends and be looped around second elastic component Outer annular retaining ring.

In one embodiment of the invention, the bottom of the end ring section has ring type seal.

In one embodiment of the invention, the shape of the outer filter housing is similar to the shape of the interior filter housing.

In one embodiment of the invention, the outer filter housing includes: the outer filter housing upper cover of cone；Outside discoidal Filter housing lower cover, the outer filter housing lower cover are located at the bottom of the outer filter housing upper cover.

In one embodiment of the invention, the interior filter housing includes: the interior filter housing upper cover of cone；With it is discoidal interior Filter housing lower cover, the interior filter housing lower cover are located at the bottom of the interior filter housing upper cover.

Water treatment facilities according to a second aspect of the present invention, including filter core according to a first aspect of the present invention.

Water treatment facilities according to the present invention, by the way that the filter core of above-mentioned first aspect is arranged, to improve water process dress The overall performance set.

Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description Obviously, or practice through the invention is recognized.

Detailed description of the invention

Fig. 1 is the explosive view of water treatment component according to an embodiment of the present invention；

Fig. 2 is the perspective view of water treatment component shown in Fig. 1；

Fig. 3 is the top view of water treatment component shown in Fig. 2；

Fig. 4 is the cross-sectional view of the F1-F1 line along Fig. 3；

Fig. 5 is the partial enlarged view of Fig. 4；

Fig. 6 is the partial enlarged view of Fig. 5；

Fig. 7 is the perspective view of water treatment component according to an embodiment of the present invention, upper casing out not shown；

Fig. 8 is the top view of water treatment component shown in fig. 7, upper casing out not shown；

Fig. 9 is the cross-sectional view of the F2-F2 line along Fig. 8；

Figure 10 is the perspective view of water treatment component according to an embodiment of the present invention, upper casing and filter core out not shown；

Figure 11 is the top view of water treatment component shown in Figure 10, upper casing and filter core out not shown；

Figure 12 is the cross-sectional view of the F3-F3 line along Figure 11；

Figure 13 is the perspective view of water treatment component according to an embodiment of the present invention, upper casing, filter core and lower casing out not shown；

Figure 14 is the main view of water treatment component shown in Figure 13, upper casing, filter core and lower casing out not shown；

Figure 15 is the cross-sectional view of the F4-F4 line along Figure 14；

Figure 16 is the explosive view of water treatment facilities according to an embodiment of the present invention；

Figure 17 is the bottom view of water treatment facilities shown in Figure 16, the first adapter tube out and the second adapter tube not shown；

Figure 18 is the main view of filter core according to an embodiment of the present invention；

Figure 19 is the cross-sectional view of the line D-D along Figure 18；

Figure 20 is the exploded isometric figure of filter core according to an embodiment of the present invention；

Figure 21 is the cross-sectional view of Figure 20；

Figure 22 is the perspective view of filter core according to an embodiment of the present invention；

Figure 23 is the cross-sectional view of filter core shown in Figure 22；

Figure 24 is the perspective view of outer filter housing upper cover according to an embodiment of the present invention；

Figure 25 is the cross-sectional view of outer filter housing upper cover shown in Figure 24；

Figure 26 is the perspective view of interior filter housing upper cover according to an embodiment of the present invention；

Figure 27 is the perspective view of interior filter housing lower cover according to an embodiment of the present invention；

Figure 28 is another perspective view of interior filter housing lower cover shown in Figure 27；

Figure 29 is the cross-sectional view of interior filter housing lower cover shown in Figure 28；

Figure 30 is the perspective view of outer filter housing lower cover according to an embodiment of the present invention；

Figure 31 is another perspective view of outer filter housing lower cover shown in Figure 30；

Figure 32 is the main view of outer filter housing lower cover shown in Figure 31；

Figure 33 is the cross-sectional view of outer filter housing lower cover shown in Figure 32；

Figure 34 is the perspective view of the second valve according to an embodiment of the present invention；

Figure 35 is the main view of the second valve shown in Figure 34；

Figure 36 is the cross-sectional view of the line A-A along Figure 35；

Figure 37 is the perspective view according to an embodiment of the present invention for crossing water wheels；

Figure 38 is the main view that water wheels are crossed shown in Figure 37；

Figure 39 is the cross-sectional view of the line B-B along Figure 38；

Figure 40 is the explosive view of base assembly according to an embodiment of the present invention；

Figure 41 is another installation diagram of base assembly shown in Figure 40；

Figure 42 is the main view of base assembly shown in Figure 41；

Figure 43 is the cross-sectional view of the H-H line along Figure 42；

Figure 44 is the cross-sectional view of base assembly shown in Figure 42；

Figure 45 is the top view of base assembly shown in Figure 42, water outlet path seat not shown；

Figure 46 is the bottom view of base assembly shown in Figure 42, water outlet path seat not shown；

Figure 47 is the main view of base assembly shown in Figure 42, water outlet path seat not shown；

Figure 48 is the cross-sectional view of the line C-C along Figure 47；

Figure 49 is the top view of the water route seat of base assembly shown in Figure 42.

Appended drawing reference:

Water treatment component 1000；

Water treatment facilities 100；

Shell 1；Upper casing 11；Lower casing 12；Escape groove 121；Power supply lid 13；

Filter core 2；Outer filter housing 21；Second exntension tubs section 211；Rotate convex ribs 2111；Water storage cavity 2112；Third crosses water through-hole 2113；Second seal 211a；Limiting tooth 212；Fitting groove 2121；Water-carrying groove 2122；Outer filter housing upper cover 213；Annular inserted sheet 2131；Second rib 2132；Outer filter housing lower cover 214；Annular slot 2141；Divide water flow passage 2142；Radial ribs 2143；Circumferential muscle Item 2144；Interior filter housing 22；First exntension tubs section 221；First crosses water through-hole 2211；Annular groove 2212；Second crosses water through-hole 2213；Strainer 2214；First seal 221a；Interior filter housing upper cover 223；Interior filter housing lower cover 224；First rib 2241；First valve Door 23；Moving member 231；Mobile bar 2311；Gasket 2312；First elastic component 232；Cross water wheels 24；Water hole 241；Second valve Door 25；Sleeve sections 251；Arc panel 2511；End ring section 252；Annular retaining ring 2521；Ring type seal 2522；Second elastic component 2523；Filter material 26；

Base assembly 3；Plate of water route 31；End plate 311；Outer cylinder 3111；Second crosses mouth of a river 3111b；Inner cylinder 3112；First crosses water Mouth 3112b；Flow-guiding structure 3113；Diversion column 3113a；Fuisw rib 3113b；Concave portion 3114；Rotary stopper slot 3114a；It shunts Seat 312；Water route seat 32；The first side wall 3211；Second sidewall 3212；Third side wall 3213；4th side wall 3214；First partition 322；Semi-circular segments 3221；Second partition 323；Segmental arc 3231；Power supply installation cavity 324；Flowmeter 33；First adapter tube 34；Second Adapter tube 35；Display device 36；First display lamp 361；Second display lamp 362；Third display lamp 363；

Outer flow passage S1；First Transition water flowing runner S2；Second transition water flowing runner S3；First water flowing runner S4；Second is logical Water flow passage S5；First subflow road S6；Second subflow road S7；Water segregator 200；Power supply 300.

Specific embodiment

The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.

Following disclosure provides many different embodiments or example is used to realize different structure of the invention.For letter Change disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and It is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or letter.It is this heavy It is for purposes of simplicity and clarity, itself not indicate the relationship between discussed various embodiments and/or setting again.This Outside, the present invention provides various specific techniques and material example, but those of ordinary skill in the art may be aware that The applicable property of other techniques and/or the use of other materials.

Below with reference to the accompanying drawings 1- Figure 49 describes water treatment facilities 100 according to an embodiment of the present invention.

Referring to Figures 1 and 2, water treatment facilities 100 according to an embodiment of the present invention, comprising: shell 1, filter core 2 and pedestal Component 3.

As shown in Fig. 4, Fig. 5 and Figure 44, filter core 2 and base assembly 3 are each provided in shell 1 and base assembly 3 is located at filter core 2 Bottom, filter core 2 includes filter material 26, has outer flow passage S1 in filter core 2, has the first water flowing runner S4 and the on base assembly 3 Two-way water flow passage S5, the first water flowing runner S4 and the second water flowing runner S5 keep apart setting.

Wherein, the second water flowing runner S5 is connected to outer flow passage S1, so that the second water flowing runner S5 can be defeated to outer flow passage S1 Send raw water；Outer flow passage S1 is connected to filter material 26, so that outer flow passage S1 can supply raw water to filter material 26, so that raw water is by filter material 26 Filtering；First water flowing runner S4 is connected to filter material 26, so that filter material 26 can be filtered net to the first water flowing runner S4 discharge Water.Therefore, in the process of work, raw water can be successively from the second water flowing for water treatment facilities 100 according to an embodiment of the present invention Runner S5 and outer flow passage S1 enters filter material 26 and is filtered and is discharged by the first water flowing runner S4.

Certainly, the invention is not limited thereto, and the above process can also be carried out inversely, specific as follows.First water flowing runner S4 with Filter material 26 is connected to, so that the first water flowing runner S4 can supply raw water to filter material 26, so that raw water is filtered by filter material 26；Outer flow passage S1 is connected to filter material 26, to filtered water purification can be discharged in outer flow passage S1 through filter material 26；Second water flowing runner S5 It is connected to outer flow passage S1, so that the water purification flowed into outer flow passage S1 can be discharged by the second water flowing runner S5, therefore, according to this The water treatment facilities 100 of inventive embodiments in the process of work, raw water can enter from the first water flowing runner S4 filter material 26 into Row filters and passes sequentially through outer flow passage S1 and the second water flowing runner S5 discharge.Water process dress according to an embodiment of the present invention as a result, 100 are set, structure is simple, and easy to produce, filter efficiency is high, and functional reliability is good.In the following, only according to the water process of this segment description It is illustrated for the water treatment facilities 100 that process works, those skilled in the art are reading following technical solution Afterwards, it is clear that it is understood that the technical solution of the water treatment facilities 100 to work according to the water treatment procedure of upper segment description.

Here, it should be noted that the type of filter material 26 can carry out flexible choice according to actual filtration demand, for example, The common filter material for only filtering out target grain size pollutant can be selected, the special filter with ion exchanging function can also be selected Material.Preferably, the filter material that the oxidation reduction potential value of water is filtered into negative value can be selected, in this way, when user uses such filter When face is cleaned in the water purification of material filtering, cleaning effect can be not only effectively improved, skin care can also be played the role of.This field Technical staff is understood that the filter material with various filtering functions, therefore is no longer described in detail.

In a concrete application of the invention, water treatment facilities 100 according to an embodiment of the present invention can with water segregator 200 To collectively form water treatment component 1000, wherein there is the first runner and second flow channel for keeping apart setting in water segregator 200, One end of first runner may be mounted on running water pipe etc., the other end of first runner may be mounted on water treatment facilities and It being connected to the first water flowing runner, one end of second flow channel may be mounted on water treatment facilities and be connected to the second water flowing runner, The other end of second flow channel provides a user water purification.In this way, tap water can flow into water by the first runner on water segregator 200 Entering in aquaporin in processing unit 100, and flow into filter material 26 and be filtered, filtered water purification can pass sequentially through outer flow passage S1 and the second water flowing runner S5 are expelled in the second flow channel on water segregator 200, are then given off from the other end of second flow channel, For user's application.

Below with reference to the accompanying drawings 1- Fig. 4, and combination Figure 16 describes the shell of water treatment facilities 100 according to an embodiment of the present invention 1。

The shell 1 of water treatment facilities 100 according to an embodiment of the present invention, comprising: upper casing 11 and lower casing 12.

As depicted in figs. 1 and 2, upper casing 11 is located at the top of lower casing 12, and lower casing 12 is located at the bottom of upper casing 11, upper casing 11 with Lower casing 12 can limit installation space after being assembled together jointly.Preferably, upper casing 11 can be formed as taper, and lower casing 12 can To be formed as bowl-type, and upper casing 11 is combined at the maximum radius of shell 1 with lower casing 12.As a result, when upper casing 11 and lower casing 12 fill After together, the whole appearance of shell 1 can be formed as water-drop-shaped, extremely beautiful, agile, play the role of the same of water process When can also beautify home environment, and the water treatment facilities 100 of water droplet moulding makes more close to the function of water treatment facilities 100 User can associate the function of water treatment facilities 100 after the appearance for seeing water treatment facilities 100.Certainly, the present invention is unlimited In this, the overall appearance moulding of water treatment facilities 100 can also be according to actual requirement flexible design, for example, it is also possible to be configured to Rectangle, cylinder etc..

Below with reference to the accompanying drawings 18- Figure 39, and combine Fig. 1 and Figure 16, description water treatment facilities according to an embodiment of the present invention 100 filter core 2.

The filter core 2 of water treatment facilities 100 according to an embodiment of the present invention includes: outer filter housing 21, interior filter housing 22 and filter material 26.

Outer filter housing 21 is located at outside interior filter housing 22, i.e., interior filter housing 22 is located in outer filter housing 21, and filter material 26 is located at interior filter housing 22 Interior that outer flow passage S1 is formed between interior filter housing 22 and outer filter housing 21 to be filtered to raw water, outer flow passage S1 is connected to filter material 26. It is arranged that is, interior filter housing 22 is nested with inside and outside outer filter housing 21, is equipped with filter material 26 inside interior filter housing 22 so that raw water is filtered inside It is filtered inside shell 22, limits outer flow passage S1 between interior filter housing 22 and outer filter housing 21, thus the filter material 26 in interior filter housing 22 Filtered water purification can flow between interior filter housing 22 and outer filter housing 21, mix to avoid with unfiltered raw water.In this way, when original Water is continuously fed to when being filtered in interior filter housing 22, and filtered water purification can pass through interior filter housing 22 and outer filter housing 21 Between outer flow passage S1 continuously export, to facilitate user to apply.The structure of filter core 2 is simple, ingenious as a result, convenient for life It produces and processing, and the filter efficiency of the filter core 2 of such structure is high, filter effect is good, high reliablity.

Referring to Figure 20, interior filter housing 22 may include interior filter housing upper cover 223 and interior filter housing lower cover 224, and interior filter housing lower cover 224 can To be located at the bottom of interior filter housing upper cover 223, wherein interior filter housing upper cover 223 can be formed as circular cone cylindricality, interior filter housing lower cover 224 It can be formed as disc.The appearance of interior filter housing 22 can be formed generally as circular cone cylindricality as a result, in this way, in being not only advantageous to The assembly of filter housing 22 also facilitates by the assembly of filter material 26 in interior filter housing 22, in addition, the interior filter housing 22 of such moulding can be preferably The shape of the shell 1 of water treatment facilities 100 is adapted to, the structural compactness of water treatment facilities 100 is improved.Here, it needs to illustrate It is to have interior filter housing upper cover 223 very much, here with no restriction with the mode that interior filter housing lower cover 224 is fixed together, it is preferable that Referring to Figure 23, interior filter housing upper cover 223 can cooperate grafting to be connected with interior filter housing lower cover 224 by cylindrical interference.

As shown in figure 23, have first to cross water through-hole 2211 and second on interior filter housing 22 and cross water through-hole 2213, wherein first It crosses water through-hole 2211 to be filtered to contact with filter material 26 by filter material 26 for flowing into raw water in interior filter housing 22, second crosses water through-hole 2213 for interior filter housing 22 to be connected with outer flow passage S1, so that the water purification filtered through filter material 26 flows out in outer flow passage S1.

Preferably, the first mistake water through-hole 2211 is provided with the bottom of interior filter housing 22, and the second mistake water through-hole 2213 is provided with interior The top of filter housing 22.Such as in the example shown in Figure 23, first, which crosses water through-hole 2211, is provided with discoidal interior filter housing lower cover 224 center, second crosses the top that water through-hole 2213 is provided with the cylindrical interior filter housing upper cover 223 of circular cone.As a result, when the water of raw water When pressing enough, raw water can by first cross in the bottom-up inflow of water through-hole 2211 in filter housing 22 with through filter material 26 layer by layer Filtering then crosses water through-hole 2213 from the second of interior 22 top of filter housing and flows out interior filter housing 22, and along the periphery wall of interior filter housing 22 It slides.The filter effect of filter core 2 is more preferable as a result, and the water for caching filtering is more, and practicability is stronger.

As shown in Figure 23 and Figure 27, the bottom of interior filter housing 22 can have the first exntension tubs section 221 extended downwardly.By This, convenient for holding interior filter housing 22 to be assembled with outer filter housing 21.Preferably, the first water through-hole 2211 excessively can be formed in first On the bottom wall of exntension tubs section 221, and first crosses the centre bit that water through-hole 2211 can be formed in the bottom wall of the first exntension tubs section 221 Set place.Facilitate processing as a result, and it is good to enter water uniformity.

Further, referring to Figure 23 and Figure 37, water wheels 24 can also be set in first exntension tubs section 221, cross water wheels 24 Multiple water holes 241 are equipped with, multiple water holes 241 are set in circumferentially-spaced open up of the first exntension tubs section 221, such as are being schemed In 23 example, crossing water wheels 24 may be mounted at the top of the first exntension tubs section 221, to not only facilitate the peace of water wheels 24 Dress, and the installation reliability for crossing water wheels 24 is high.As a result, by the way that water wheels 24 were arranged, on by 221 bottom wall of the first exntension tubs section When first raw water for crossing the entrance of water through-hole 2211 passes through water wheels 24 through stream, it can be shunted by multiple water holes 241, so that The circumferential all directions of the inside filter housing 22 of raw water are uniformly dispersed out equably to contact with filter material 26, to improve water process effect Fruit avoids a certain position that Ground shock waves filter material 26 is excessively concentrated into water.

Here, it should be noted that the setting position of water wheels 24 excessively is without being limited thereto, crosses 24 need of water wheels and is located at the first mistake water The top of through-hole 2211, and multiple water holes 241 need to only be opened in interior the circumferentially-spaced of filter housing 22, in this way by first The raw water for crossing the entrance of water through-hole 2211 can be crossed water wheels 24 and is uniformly dispersed out, to improve water treatment efficiency, improve certain The excessively high problem of the inlet pressure of one position.

Preferably, the second water through-hole 2213 excessively is multiple and is evenly spaced apart in the circumferential direction of interior filter housing 22.Such as In example shown in Figure 26 and Figure 47, the second water through-hole 2213 excessively is four, and is evenly spaced apart at the top of interior filter housing 22, As a result, in the circumferential direction of interior filter housing 22, second crosses the periphery wall that water through-hole 2213 can equably be paved with interior filter housing 22, thus plus Go out water speed fastly, improves whole water treatment efficiency.Further, referring to Figure 23, second crosses at water through-hole 2213 filter can be set Net 2214.Thus, on the one hand, can be further improved water treatment efficiency, on the other hand, filter material 26 can be impacted into band to avoid water It is arrived in outer flow passage S1 out.

Referring to Figure 28, the inner bottom wall of interior filter housing 22, which is equipped with, opens multiple the first of distribution in the circumferentially-spaced of interior filter housing 22 Rib 2241 often can limit a diversion channel between two adjacent the first ribs 2241, thus multiple first ribs 2241 can limit the circumferentially-spaced multiple diversion channels for opening distribution in interior filter housing 22 in the inner bottom wall of interior filter housing 22.By This, the raw water entered in interior filter housing 22 can radially be evenly spread out under the shunting function of multiple diversion channels, thus Can it is excessive to avoid the water flow on some direction in interior filter housing 22, hydraulic pressure is excessive, to further increase water treatment efficiency.Example In the example shown in Figure 28, multiple first ribs 2241 are each provided on the upper surface of interior filter housing lower cover 224, and in interior filter housing It is evenly spaced apart in the circumferential direction of lower cover 224, each first rib 2241 can be along the circumferentially extending of interior filter housing lower cover 224. Shunt as a result, more uniform, water treatment efficiency is more preferable.

As shown in figure 20, the shape of outer filter housing 21 can be similar to the shape of interior filter housing 22, that is to say, that outer filter housing 21 Shape and the shape of interior filter housing 22 are substantially the same, and only there may be differences for detail section.It is limited to interior filter housing 22 and outer filter as a result, The even width of outer flow passage S1 between shell 21, outlet effect is more preferably.In addition, due to the shape phase of interior filter housing 22 and outer filter housing 21 Seemingly, so as to more fully improve the compact of 2 structure of filter core, so that water treatment facilities 100 is exquisiter, small and exquisite.

Referring to Figure 20 and Figure 22, outer filter housing 21 includes outer filter housing upper cover 213 and outer filter housing lower cover 214, outer filter housing lower cover 214 Outer 213 bottom of filter housing upper cover can be located at, wherein outer filter housing upper cover 213 can be formed as circular cone cylindricality, outer filter housing lower cover 214 It can be formed as disc.The appearance of outer filter housing 21 can be formed generally as circular cone cylindricality as a result, in this way, being not only advantageous to outer The assembly of filter housing 21 also facilitates by the assembly of interior filter housing 22 outside outer filter housing 21, in addition, the outer filter housing 21 of such moulding can be more preferable Ground adapts to the shape of the shell 1 of water treatment facilities 100, improves the structural compactness of water treatment facilities 100.

Preferably, outer filter housing upper cover 213 is assembled with outer filter housing lower cover 214 by sealing structure.Thus, it is possible to avoid filter core 2 leaks, to improve the reliability of the work of water treatment facilities 100.For example, can be to avoid the scaling loss as caused by 2 leak of filter core The problems such as power supply 30 described below and controller, improves water treatment facilities to avoid the work failure of water treatment facilities 100 The reliability of 100 work.

In a preferable example of the invention, referring to Figure 23, Figure 25 and Figure 33, sealing structure includes: annular slot 2141 are formed on the neighboring of outer filter housing lower cover 214 with annular inserted sheet 2131, annular slot 2141, for example, annular slot 2141 can be downwardly concaved the neighboring one for being formed and surrounding outer filter housing lower cover 214 by the neighboring of outer filter housing lower cover 214 Week, annular inserted sheet 2131 are located in outer filter housing upper cover 213, for example, annular inserted sheet 2131 can be by the inner circumferential of outer filter housing upper cover 213 A part of wall lower part is downwardly protrude to form and around one week of outer filter housing upper cover 213, and annular 2131 inserting of inserted sheet is inserted in annular So that outer filter housing upper cover 213 and outer filter housing lower cover 214 are assembled together in slot 2141, and such assembly method may insure outer filter The water-tight property of shell 21.Preferably, referring to Figure 33, the height of the inner circumferential cell wall of annular slot 2141 can be higher than annular slot The height of 2141 periphery cell wall, the sealing and anti-leakage of outer filter housing 21 is aqueous as a result, can be more preferable.

As shown in figure 23 and figure 24, the internal perisporium of outer filter housing 21, which is equipped with, opens the more of distribution outer filter housing 21 is circumferentially-spaced A second rib 2132, to support the periphery wall of interior filter housing 22 when interior filter housing 22 and outer filter housing 21 assemble in place, to avoid Interior filter housing 22 shakes in outer filter housing 21, and then the outer flow passage S1 structure for ensuring to limit between outer filter housing 21 and interior filter housing 22 To stablize, outlet effect is reliable, and since multiple second ribs 2132 in the circumferentially-spaced of outer filter housing 21 open distribution, so that it is guaranteed that Water in outer flow passage S1 can smoothly flow down, and avoid the problem that the second rib 2132 causes throttle block runner S1 beyond the Great Wall, moreover, working as Multiple second ribs 2132 are limited to when being evenly spaced apart in the circumferential direction of outer filter housing 21 per two adjacent the second ribs Runner between 2132 may insure that water purification is more uniform in the entire circumferential range of outer flow passage S1, successfully dispersion is flowed Under, to improve water outlet efficiency.

Preferably, multiple second ribs 2132 are multiple groups and are spaced apart distribution in the axial direction in outer filter housing 21.That is, The second rib 2132 of a circle intermittent arrangement, outer 21 inner surface of filter housing can be set in a certain height and position of outer 21 inner surface of filter housing Another height and position the second rib 2132 of a circle intermittent arrangement also can be set.Positioning support effect is more preferable as a result, flows out Effect is relatively reliable.

As shown in figure 31, there is the central part of outer filter housing lower cover 214 third to cross (e.g. the second exntension tubs of water through-hole 2113 The open ports at 221 top of section), outer filter housing lower cover 214, which has, to be opened and in the circumferentially-spaced of outer filter housing lower cover 214 by under outer filter housing The neighboring of lid 214 crosses the multiple points of water flow passages 2142 that 2113 direction of water through-hole extends to third.That is, multiple points of water Runner 2142 is opened in the circumferentially-spaced of outer filter housing lower cover 214 guiding the water at outer 214 neighboring of filter housing lower cover to Three cross water through-hole 2113.As a result, by multiple points of water flow passages 2142 of setting, the water outlet that can effectively improve outer flow passage S1 is uniform Property, improve the excessive problem of the discharge pressure of a certain circumferential position.Preferably, as shown in figure 31, each divide water flow passage 2142 equal Along radially extending for outer filter housing lower cover 214.Water conservancy diversion efficiency is more preferable as a result, and water treatment efficiency is faster.

As shown in figure 31, have on the upper surface of outer filter housing lower cover 214 from the neighboring of outer filter housing lower cover 214 to third Cross 2113 direction of water through-hole extend and in circumferentially spaced multiple radial ribs 2143 of outer filter housing lower cover 214, divide water flow Road 2142 is formed between two adjacent radial ribs 2143.Divide as a result, the generation type of water flow passage 2142 it is simple, convenient for plus Work and manufacture.Still optionally further, referring to Figure 31, at least one radial ribs 2143 is on the radially edge of outer filter housing lower cover 214 Straight line or curve extend.Facilitate processing as a result,.It should be noted that in a preferable example of the invention, multiple points of water flows The close one end of water through-hole 2113 and multiple water-carrying grooves 2122 described below are crossed one by one relatively with third in road 2142, as a result, The outlet effect of filter core 2 is more preferable.

As shown in figure 31, at least one, which divides in water flow passage 2142, is equipped with multiple circumferential ribs 2144, multiple circumferential direction ribs 2144 being radially spaced apart and along the circumferentially extending of outer filter housing lower cover 214 in outer filter housing lower cover 214.Pass through setting week as a result, Can slow down water flow velocity (such as water discharge speed) to rib 2144, reduce filter core 2 water flowing impact force (such as go out water slug Power), and may insure being radially uniformly dispersed out in point water flow passage 2142 of the water in each point of water flow passage 2142, improve every The excessive problem of a mistake water pressure divided in water flow passage 2142.

Preferably, in outer filter housing lower cover 214 radially along direction from outside to inside, the top of multiple circumferential direction ribs 2144 End height is gradually reduced, thus, it is possible to which the water for ensuring in point water flow passage 2142 is crossed in water through-hole 2113 to third and smoothly converges, is mentioned High outlet effect.As shown in figure 33, each divide water flow passage radially along direction from outside to inside in outer filter housing lower cover 214 2142 bottom wall is configured to the inclined-plane extended obliquely downward.Easy to process as a result, and manufacture, and may insure a point water flow passage Water in 2142 is crossed in water through-hole 2113 to third smoothly to converge, and improves outlet effect.

In one embodiment of the invention, referring to Fig. 6 and Figure 23, filter core 2 further can also include the first valve 23, First valve 23 is located to control the first opening and closing for crossing water through-hole 2211 in interior filter housing 22, specifically, logical crossing water using first Hole 2211 exports raw water for inside filter housing 22, or when crossing output water purification outside the inside filter housing 22 of water through-hole 2211 by first, First valve 23 is crossed water through-hole 2211 for first and is opened, and in replacement filter core 2, when not needing to cross water through-hole 2211 using first, First valve 23 can cross water through-hole 2211 for first and close, to prevent interior filter housing 22 from crossing water through-hole 2211 to leakage by first Water.

In one embodiment of the invention, referring to Fig. 6 and Figure 23, filter core 2 further can also include the second valve 25, Second valve 25 is located between interior filter housing 22 and outer filter housing 21 to be equipped with for on-off outer flow passage S1, specifically, the second valve 25 for controlling the opening and closing that third crosses water through-hole 2113.In this way, when needing to export water purification to outside filter core 2 using outer flow passage S1 When, or when needing to input raw water using the inside filter housing 22 of outer flow passage S1, the second valve 23 can be made to open outer flow passage S1 and (beaten Open third and cross water through-hole 2113), and when replacing filter core 2, when not needing using outer flow passage S1 water flowing, the second valve can be used Outer flow passage S1 is closed (i.e. closing third crosses water through-hole 2113) by 25, to prevent filter core 2 from passing through the outside leak of outer flow passage S1.

As a result, when filter core 2 includes above-mentioned first valve 23 and the second valve 25, either interior filter housing 22 or interior filter Outer flow passage S1 between shell 22 and outer filter housing 21, that is to say, that either on filter core 2 for inputting the import, still of raw water On filter core 2 for exporting the outlet of water purification, all will not outside leak, so that user can trust replacement filter core 2.

In addition, base assembly 3 can also include the first activation members in order to keep the construction of water treatment facilities 100 more ingenious With the second activation members, the first activation members are configured to that the first valve can be opened just when filter core 2 and base assembly 3 assemble in place Door, the second activation members are configured to that the second valve can be opened just when filter core 2 and base assembly 3 assemble in place.Pass through as a result, First activation members and the second activation members are set, and when filter core 2 and base assembly 3 assemble in place, first crosses water through-hole 2211 and outer Runner S1 is turned on, so that filter core 2 can receive raw water, output water purification, identical reason, when filter core 2 and pedestal group When part 3 separates, filter core 2 is separated with the first activation members and the second activation members, and the first valve 23 is automatically closed first and crosses water through-hole 2211, outer flow passage S1 is automatically closed in the second valve 25, it is ensured that the not outside leak of filter core 2.

In the following, the first valve 23 and its mounting structure of description accord to a specific embodiment of that present invention.

As shown in Fig. 6 and Figure 23, the first valve 23 may include moving member 231 and the first elastic component 232, moving member 231 It is movably arranged in the first exntension tubs section 221, the first elastic component 232 is located in the first exntension tubs section 221 with normal promotion movement Part 231 closes first and crosses water through-hole 2211.As a result, when first outside interior filter housing 22 crosses the pressure at water through-hole 2211 (such as can To be the thrust of hydraulic pressure or the first activation members) it is sufficiently large when, can push moving member 231 be directed away from first cross water through-hole 2211 direction movement is to push the first elastic component 232 to compress, so that moving member 231, which opens first, crosses water through-hole 2211, Raw water outside interior filter housing 22 is entered in interior filter housing 22 by the first water through-hole 2211 excessively.But when interior filter housing 22 outer the When pressure at one mistake water through-hole 2211 is not big enough, the first elastic component 232 restores deformation to push moving member 231 towards the first mistake The direction movement of water through-hole 2211 is closed with crossing water through-hole 2211 for first, so that the water inside interior filter housing 22 will not pass through first It crosses outside the inside filter housing 22 of water through-hole 2211 and leaks out.The structure of the first valve 23 is simple as a result, and functional reliability is high.

Specifically, as shown in fig. 6, the spring that the first elastic component 232 can be vertically arranged, and the upper end of spring can stop It is against on the position limiting structure in the first exntension tubs section 221, such as can only be against on water wheels 24 excessively described above, can also stop It is against on retaining convex rib inwardly projecting in the first exntension tubs section 221 (not shown go out), the lower end of spring can only be against movement Part 231 at least partially, so that moving up and down for moving member 231 can drive spring when the upper end of spring is fixed Deformation occurs.The structure of the first elastic component 232 is simple as a result, is easy to implement, and functional reliability is high.

Further, moving member 231 may include mobile bar 2311 and the gasket 2312 for being located at 2311 bottom of mobile bar, Such as in the example depicted in fig. 6, gasket 2312 can be only defined the bottom of mobile bar 2311, and gasket 2312 can also wrap Be rolled in the bottom end of mobile bar 2311, at this point, the first elastic component 232 for being configured to spring can be set in mobile bar 2311 and on Lower both ends were only against on water wheels 24 and gasket 2312 respectively, with reliable movement.As a result, by mobile bar 2311 and gasket The structure of the moving member 231 of 2312 compositions is simple, is easy to implement, and closes first by gasket 2312 and cross water through-hole 2211, Waterproof effect is more preferable, in addition, the moving member 231 of such structure easily facilitates the installation of the first elastic component 232, and the first valve 23 structure is simple, and functional reliability is high.

Certainly, the invention is not limited thereto, and the specific structure and mounting structure of the first valve 23 can also be according to actual requirements Specific design, preferably to meet actual requirement.

In addition, it is necessary to which explanation can also be in base assembly in order not to pass through the opening and closing of the first valve of hydraulic pressure control 23 First activation members described above are set on 3, when so that filter core 2 and base assembly 3 being assembled in place, the first valve 23 is opened, Make raw water cross water through-hole 2211 by first to flow upwardly into interior filter housing 22.Such as in the example being described below, reference Fig. 6, The bottom wall of inner cylinder 3112 is equipped with the flow-guiding structure 3113 upwardly extended, when filter core 2 and base assembly 3 assemble in place, water conservancy diversion Structure 3113 can cross water through-hole 2211 by first and protrude into the first exntension tubs section 221 to jack up moving member 231 for the first valve 23 open, so that water can flow into interior filter housing 22, when filter core 2 is separated with base assembly 3, flow-guiding structure 3113 is no longer Moving member 231 is jacked up, under the elastic reaction of the first elastic component 232, moving member 231 closes first and crosses water through-hole 2211, prevents Inner filter core 2 crosses the downward leak of water through-hole 2211 by first, at this point, flow-guiding structure 3113 can be considered as the first activation members.

In the following, description the second valve 25 according to an embodiment of the invention and its mounting structure.

As shown in Fig. 6 and Figure 23, the bottom of outer filter housing 21 can have the second exntension tubs section 211 extended downwardly, and second For 211 empty set of exntension tubs section outside the first exntension tubs section 221, third crosses water through-hole 2113 can be by the top of the second exntension tubs section 211 Portion's open end limits.As a result, convenient for holding outer filter housing 21 to be assembled, and third is crossed into water through-hole 2113 and is provided with second The top of exntension tubs section 211, to facilitate processing, and outlet effect is good.

As shown in Fig. 6 and Figure 23, the second valve 25 may include: sleeve sections 251 and end ring section 252, and sleeve sections 251 are arranged It is outer in the first exntension tubs section 221 and be located in the second exntension tubs section 211, end ring section 252 be connected to the top of sleeve sections 251 and It is set in the first exntension tubs section 221, end ring section 252 is in the sealing station of the bottom wall only to outer filter housing 21 and far from outer filter housing 21 Bottom wall evacuation position between move, thus when end ring section 252 moves to sealing station, end ring section 252 can be by the Three, which cross water through-holes 2113, closes, to block outer flow passage S1, so that water purification can not be discharged, when end ring section 252 is from sealing station to keeping away When making position mobile, third crosses water through-hole 2113 and is opened, so that outer flow passage S1 is unimpeded, water purification is smoothly discharged.By This, the structure of the second valve 25 is simple, and functional reliability is good.

Specifically, the second valve 25 can be removable between sealing station and evacuation position by the second elastic component 2523 Dynamic, the second elastic component 2523, which is located between end ring section 252 and the bottom wall of interior filter housing 22, is located at sealing position with normal promote-side ring segment 252 It sets to block outer flow passage S1.Such as in the example of fig. 6, the spring that the second elastic component 2523 can be vertically arranged, and spring Upper end can only be against on the bottom wall of interior filter housing 22, the lower end of spring can be only against on the upper surface of end ring section 252, thus When the upper end of spring is fixed, end ring section 252 moves up and down and can drive spring deformation occurs.

Specifically, being mounted on base assembly 3 when the upward thrust that end ring section 252 is subject to, for example when by filter core 2 When, sleeve sections 251 are jacked up upwards by inner cylinder 3112 described below, at this point, end ring section 252 is jacked up by sleeve sections 251 to transport upwards It moves and leaves sealing station, the second elastic component 2523 is compressed at this time, and third crosses water through-hole 2113 and is opened, and outer flow passage S1 is smooth Logical, water purification can be smoothly discharged；When the upward thrust that end ring section 252 is subject to is removed, for example, when replacement filter core 2, by filter core 2 When taking away from base assembly 3, sleeve sections 251 leave inner cylinder 3112 described below, and the second elastic component 2523 can restore shape Become, is resetted with extending promote-side ring segment 252 and moving down to move to sealing station and realize, so that closing third crosses water through-hole 2113, resistance Disconnected outer flow passage S1, so that water purification can not be discharged, to play the effect of preventing water leakage.In this way, the structure of the second valve 25 is simple, it is convenient for Installation and functional reliability height.It above-mentioned be located on base assembly 3 and be used for thus, it is possible to which inner cylinder 3112 described below is considered as Control the second activation members of the second valve 25 opening and closing.

Further, have referring to Fig. 6, on the lower surface of interior filter housing 22 upwardly recessed and around the first exntension tubs section 221 Annular groove 2212, the second elastic component 2523 is set in that the first exntension tubs section 221 is outer and upper end is only against annular groove 2212 Roof on.Thus, it is possible to effectively improve the installation reliability and functional reliability of the second elastic component 2523.

Further, referring to Fig. 6, end ring section 252 is equipped with the ring for upwardly extending and being looped around outside the second elastic component 2523 Shape retaining ring 2521.Thus, it is possible to further increase the installation reliability of the second elastic component 2523, and pass through setting annular retaining ring 2521, it can prevent the water in outer flow passage S1 from contacting the second elastic component 2523, to play the work of the second elastic component 2523 of protection With, and then improve the functional reliability of the second valve 25.

Further, referring to Fig. 6, the bottom of end ring section 252 is equipped with ring type seal 2522, and ring type seal 2522 is surround End ring section 252 1 weeks, so that third can be crossed water and led to by ring type seal 2522 when end ring section 252 moves to sealing station Each position in 2113 circumferential direction of hole all securely seals, to further improve the leak preventing effect of the second valve 25.

In one embodiment of the invention, referring to Figure 31,211 top of the second exntension tubs section can have multiple limiting tooths 212, multiple limiting tooths 212 are opened in the second the circumferentially-spaced of exntension tubs section 211, and each limiting tooth 212 prolongs towards second The extension of 211 central axial direction of cylinder section is stretched, limits multiple fitting grooves 2121 being arranged alternately and mistake between multiple limiting tooths 212 Sink 2122, that is to say, that limit a water-carrying groove between the adjacent limiting tooth 212 of a limiting tooth 212 and one side 2122, fitting groove 2121 is limited between the adjacent limiting tooth 212 of the limiting tooth 212 and its other side.

Referring to Figure 34, sleeve sections 251 include the multiple arcs plate 2511 of circumferentially spaced distribution, and multiple arcs plate 2511 is right It should cooperate in multiple fitting grooves 2121.As a result, when the second valve 25 to be packed into the second exntension tubs section 211, pass through limit The cooperation of tooth 212 and arc panel 2511 limits, and can play the role of limiting anti-rotation to the second valve 25, to improve the second valve The functional reliability of door 25, in addition, the water purification being discharged by outer flow passage S1 can spill into arc panel by water-carrying groove 2122 2511 and second between exntension tubs section 211, to play the role of that water purification is smoothly discharged.Preferably, the circumferential direction of fitting groove 2121 Width is greater than the circumferential width of water-carrying groove 2122.Locating effect is relatively reliable as a result, and assembly efficiency is higher.

As shown in Fig. 6 and Figure 33, there is the water storage cavity 2112 of annular in the second exntension tubs section 211, water storage cavity 2112 is along the The circumferentially extending of two exntension tubs sections 211 one week, water storage cavity 2112 is connected to outer flow passage S1, the bottom wall of each water-carrying groove 2122 to The recessed upper surface to the interior ring-side wall lower than water storage cavity 2112, that is to say, that the bottom wall of water-carrying groove 2122 is lower than water storage cavity 2112 roof and water-carrying groove 2122 is located on the inside of the inner ring of water storage cavity 2112, thus, the water purification in outer flow passage S1 can be along storage The periphery wall of water cavity 2112 enters in water storage cavity 2112, then plays water-carrying groove 2122 by the way that the internal perisporium of water storage cavity 2112 is unrestrained When bottom wall height, it can be spilt into from water-carrying groove 2122 on the inside of the inner ring of second exntension tubs section 211, and then be spilled over to described below The second water flowing runner S5 in, thus play the role of buffer water purification, reduce water treatment facilities 100 go out hydraulic impact.

Below with reference to the accompanying drawings 40- Figure 49, and combine Figure 10 and Figure 15, description water treatment facilities according to an embodiment of the present invention 100 base assembly 3.

The base assembly 3 of water treatment facilities 100 according to an embodiment of the present invention includes: plate of water route 31 and water route seat 32.

As shown in Figure 13, Figure 15 and Figure 46, water route seat 32 is located at the bottom of plate of water route 31, and plate of water route 31 and water route seat 32 are total With limiting the first water flowing runner S4 for keeping apart setting and the second water flowing runner S5, that is to say, that the first water flowing runner S4 and Second water flowing runner S5 is limited between plate of water route 31 and water route seat 32, and the first water flowing runner S4 and the second water flowing runner S5 It is not connected to each other, wherein the first water flowing runner S4 can be connected to the filter material 26 on filter core 2, so that the first water flowing runner S4 can To feed raw water in the interior filter housing 22 on filter core 2, the second water flowing runner S5 can be connected to the outer flow passage S1 on filter core 2, with Allow to be discharged in the second water flowing runner S5 through the filtered water purification of filter material 26 by outer flow passage S1.Water route seat 32 can as a result, To play a dual role of inputting raw water and the water purification for purifying filter core 2 collection output to filter core 2, so that water treatment facilities 100 structure is simple, exquisite, compact, and the structure for the base assembly 3 that seat 32 and plate of water route 31 are constituted by water is simple, is convenient for Processing and realization.

Further have first to cross mouth of a river 3112b and second referring to Fig. 6 and Figure 46, in plate of water route 31 and crosses mouth of a river 3111b, the One water flowing runner S4 is connected to first and crosses mouth of a river 3112b, and the second water flowing runner S5 is connected to second and crosses mouth of a river 3111b, and as a result, the One water flowing runner S4 can cross mouth of a river 3112b by first and supply raw water to filter material 26, and outer flow passage S1 can cross water by second Mouth 3111b exports water purification to the second water flowing runner S5.As a result, by by the communication port of the first water flowing runner S4 and filter material 26 It is arranged in plate of water route 31, so that the overall structure of water treatment facilities 100 is simple and easy to process, by by the second water flowing The communication port of runner S5 and outer flow passage S1 are arranged in plate of water route 31, so that the overall structure of water treatment facilities 100 is simple And it is easy to process.Certainly, the invention is not limited thereto, and the first water flowing runner S4 and filter material 26 can also be by being located at base assembly 3 External water service pipe (not shown go out) connection, the second water flowing runner S5 and outer flow passage S1 can also be by being located at outside base assembly 3 Water service pipe (not shown go out) connection in portion.

As shown in Fig. 6, Figure 41, Figure 44 and Figure 45, there is the open inner cylinder 3112 in top and outer cylinder on base assembly 3 3111, for example, inner cylinder 3112 and outer cylinder 3111 can be each provided in plate of water route 31, and inner cylinder 3112 is located in outer cylinder 3111.This Sample can be kept apart raw water and purified water by setting inner cylinder 3112 and outer cylinder 3111, pollute water purification, example to avoid raw water Such as, when first, which crosses mouth of a river 3112b, is formed on the bottom wall of inner cylinder 3112, raw water can feed filter material by inner cylinder 3112 upwards 26, for another example, when second, which crosses mouth of a river 3111b, is formed between outer cylinder 3111 and inner cylinder 3112, water purification can pass through inner cylinder 3112 It is discharged downwards between outer cylinder 3111.The smart structural design of base assembly 3 as a result, functional reliability is high, and base assembly 3 Structure it is simple, it is easy to process.As shown in Fig. 6 and Figure 45, the first mouth of a river 3112b excessively is multiple and in the circumferential direction of inner cylinder 3112 It is evenly spaced apart distribution.The structural strength of plate of water route 31 is good as a result, and to enter water big.

Preferably, inner cylinder 3112 is configured to the second activation members described above.Specifically, the bottom end of sleeve sections 251 with it is interior Face above and below the top of cylinder 3112, when filter core 2 and base assembly 3 to be installed in place, inner cylinder 3112 can be with promote-side ring segment 252 It moves up, so that outer flow passage S1 is unimpeded, when filter core 2 is removed from base assembly 3,2523 promote-side ring segment of the second elastic component 252 move down, to block outer flow passage S1.Thus, it is possible to 2 seepy question of filter core when solving replacement filter core 2.

Further, referring to Figure 45, the bottom wall of inner cylinder 3112 is equipped with for by the flow-guiding structure 3113 of the upward water conservancy diversion of water, and It is successfully guided to it is particularly preferred that flow-guiding structure 3113 is used to that the water that mouth of a river 3112b is flowed into inner cylinder 3112 will to be crossed by first First crosses at water through-hole 2211, so that improves water treatment facilities 100 enters water efficiency, and then improves the whole of water treatment facilities 100 Body water treatment efficiency.

As shown in figures 44 and 45, flow-guiding structure 3113 may include: diversion column 3113a and multiple fuisw rib 3113b, lead Fluidization tower 3113a is located at the bottom wall center of inner cylinder 3112 and upwardly extends, circumferential direction of multiple fuisw rib 3113b in diversion column 3113a On be evenly spaced apart distribution and each fuisw rib 3113b be both connected between diversion column 3113a and the bottom wall of inner cylinder 3112.By This, the structural strength of flow-guiding structure 3113 is good, and diversion effect is good, and the structure of flow-guiding structure 3113 is simple, easy to process.

Preferably, flow-guiding structure 3113 is configured to the first activation members described above.Specifically, when by filter core 2 and pedestal When component 3 is installed in place, flow-guiding structure 3113 is crossed water through-hole 2211 by first and is protruded into the first exntension tubs section 221, is moved with pushing Moving part 231 moves up, and makes first to cross water through-hole 2211 and opens, when filter core 2 is removed from base assembly 3, the first elastic component 232 It pushes moving member 231 to move down, crosses water through-hole 2211 to close first.Thus, it is possible to 2 leak of filter core when solving replacement filter core 2 Problem.

Referring to Figure 44 and Figure 45, outer cylinder 3111 can a part of plate 31 by water be downwardly concaved to be formed, for example, outer cylinder 3111 can be downwardly concaved by a part of end plate 311 described below and be formed, and the processing is simple for outer cylinder 3111 as a result, is convenient for It realizes, and after the plate of water route 31 designed according to this structure and filter core 2 are assembled together, compactedness is more preferable, so that water process fills Set the compact-sized, small and exquisite, exquisite of 100 entirety.

Further, referring to Figure 44, there is the concave portion 3114 being downwardly concaved, such as water on the upper surface of base assembly 3 Have concave portion 3114, the i.e. concave portion 3114 being downwardly concaved can be by end plate 311 described below on the upper surface of road plate 31 A part of upper surface be downwardly concaved to be formed, outer cylinder 3111 is downwardly concaved by a part of 3114 bottom wall of concave portion and is formed.By This, after the plate of water route 31 and filter core 2 designed according to this structure is assembled together, compactedness is more preferable, so that water treatment facilities 100 Whole is compact-sized, small and exquisite, exquisite.

Further, referring to Fig.1 0, the internal perisporium of concave portion 3114 is equipped with position limiting structure, so as to pass through limit knot Filter core 2 and base assembly 3 are assembled together by structure, as a result, by processing position limiting structure on concave portion 3114, to improve The structural compactness of water treatment facilities 100.

Such as in the example shown in Figure 10 and Figure 22, position limiting structure can be the first installation part on concave portion 3114, There is the second installation part with the cooperation limit of the first installation part on the periphery wall of second exntension tubs section 211, pass through the first installation part With the cooperation of the second installation part, the assembly of filter core 2 and base assembly 3 may be implemented.The assembly of base assembly 3 and filter core 2 as a result, High-efficient, engagement compactedness is good, so that water treatment facilities 100 is more compact, exquisite.

Preferably, as shown in Figure 10, Figure 22 and Figure 44, position limiting structure, i.e. the first installation part can be structured as circumferential side Open rotary stopper slot 3114a is distinguished with radially inner side, and the second installation part can be structured as to revolve with rotary stopper slot 3114a Turn the rotation convex ribs 2111 of cooperation, as a result, after the second exntension tubs section 211 is inserted into outer cylinder 3111, rotates the second exntension tubs After section 211, rotation convex ribs 2111 can be protruded into rotary stopper slot 3114a, at this point, passing through rotary stopper slot 3114a and rotation The cooperation of convex ribs 2111, the second exntension tubs section 211 will not be detached from the axial direction with outer cylinder 3111, so that base assembly 3 can be with quick assembling with filter core 2 together with.Here, it should be noted that rotation convex ribs 2111 are with rotary stopper slot 3114a's Fit structure and principle should be as it is known to those skilled in the art that I will not elaborate.Preferably, referring to Figure 20, convex ribs are rotated 2111 can for two and axis centre about the second exntension tubs section 211 it is symmetrical.Thus, it is possible to improve filter core 2 and pedestal group The assembly efficiency and connection reliability of part 3.

As shown in Figure 15 and Figure 44, the second water flowing runner S5 may include the first subflow road S6 and second for keeping apart setting Subflow road S7, wherein the first subflow road S6 crosses mouth of a river 3111b with second and is connected to, and the second subflow road S7 is connected to the first subflow road S6.As a result, second cross mouth of a river 3111b can be to the second subflow road to the first subflow road S6 internal drainage, the first subflow road S6 S7 draining, so as to play the role of buffering draining impact force, and under the first subflow road S6 and the second subflow road S7 passes through When flowmeter 33 described in text is connected to, flowmeter 33 can monitor the gross decontamination water of water treatment facilities 100, to make user Whether solution needs replacing filter core 2.

Preferably, the first subflow road S6 and the second subflow road S7 can be respectively provided at the two sides of the first water flowing runner S4.By This, the runner design on base assembly 3 is rationally distributed, can fully utilize space, improves the compact-sized of base assembly 3 Property.As shown in Figure 48 and Figure 49, water route seat 32 includes the first side wall 3211, the second sidewall 3212, third that head and the tail sequentially connect Side wall 3213 and the 4th side wall 3214, water route seat 32 in be equipped with first partition 322 and second partition 323, the two of first partition 322 End is connect with the first side wall 3211 and third side wall 3213 respectively, the both ends of second partition 323 respectively with first partition 322 and the The connection of four side walls 3214.Second subflow road S7 is formed in plate of water route 31, the first side wall 3211, second sidewall 3212, third side wall Between 3213 and first partition 322, the first subflow road S6 is formed in plate of water route 31, third side wall 3213, the 4th side wall 3214, Between one partition 322 and second partition 323, the first water flowing runner S4 is formed in plate of water route 31, the 4th side wall 3214, the first side wall 3211, between first partition 322 and second partition 323.The structure of water route seat 32 is simple, easy to process as a result,.

Further, referring to Figure 49, the middle part of first partition 322 be can have towards the curved semicircle of second sidewall 3212 Section 3221, one end of second partition 323, which has, to be bent towards the 4th side wall 3214 and is smoothly connected with one end of semi-circular segments 3221 Segmental arc 3231.Thus, it is possible to ensure that the larger and arc-shaped side wall of the inflow-rate of water turbine of the first water flowing runner S4 can be with buffered water Flowing pressure reduces water flow noise.

3 and Figure 40 referring to Fig.1, plate of water route 31 include: end plate 311 and distributary base 312, and distributary base 312 is located at end plate 311 Bottom, the bottom end of distributary base 312 connect with the top of water route seat 32 to limit first between distributary base 312 and water route seat 32 Water flowing runner S4 and the second water flowing runner S5.The moulding easy to process of plate of water route 31 as a result,.

Specifically, there is top open the on water route seat 32 with the first type chamber of bottom-open on distributary base 312 Two type chambers, the tip section of second type chamber is identical as the bottom end section of the first type chamber, bottom end and the water route seat 32 of distributary base 312 Top connects, so that the first water flowing runner S4, the first subflow road S6 and the second subflow road S7 are by the first type chamber and second type chamber Face limits.

Wherein, the first type chamber includes being spaced apart the first effluent trough being arranged and first to enter sink, and second type chamber includes interval It opens up the second effluent trough set and second and enters sink, the bottom end section phase of the tip section of the second effluent trough and the first effluent trough Together, second enters the tip section of sink and first and enters that the bottom end section of sink is identical, the bottom end of distributary base 312 and water route seat 32 Top connects, and enters sink face so that the one the first water flowing runner S4 by first enter sink with second and limits, and makes second logical Water flow passage S5 is limited by the first effluent trough and the second effluent trough face.As a result, when distributary base 312 is mounted on water route seat 32 When top, the top of the bottom end of distributary base 312 and water route seat 32 can be spliced with face, fully to limit the first water flowing runner S4 and the second water flowing runner S5.

In one embodiment of the invention, referring to Figure 40 and Figure 46, base assembly 3 further comprises: flowmeter 33, stream Meter 33 is located at outside water route seat 32 and plate of water route 31 and connects the first subflow road S6 and the second subflow road S7.That is, stream The input end of meter 33 can be connected with the first subflow road S6, and the outlet end of flowmeter 33 can be connected with the second subflow road S7, In this way, first flowing through flowmeter 33 by the water purification that the first subflow road S6 is discharged, then flow into the second subflow road S7.Flow as a result, Meter 33 can monitor the general output of water purification, to make the purification operating time of user's understanding filter core 2, to discern whether to need more Filter core 2 is changed, in other words, flowmeter 33 is by monitoring filtering water, so as to play the role of that user is reminded to replace filter core 2.

Certainly, the invention is not limited thereto, other than the first subflow road S6 and the second subflow road S7 can also be by flowmeters 33 Fabric connectivity, such as can be connected to by being formed in the upper through flow hole of first partition 322.

As shown in Figure 40 and Figure 41, the both ends of flowmeter 33 can be turned on distributary base 312.Facilitate processing as a result, And flowmeter 33 can more adapt to the moulded of the shell 1 of water treatment facilities 100, fully to utilize space, so that water The structure of processing unit 100 is more compact.Certainly, the invention is not limited thereto, and other positions, example can also be arranged in flowmeter 33 The both ends of flowmeter 33 can also such as be turned on water route seat 32, it is, of course, also possible to which one end of flowmeter 33 is switched to water Road seat 32, the other end of flowmeter 33 is switched to distributary base 312, as long as the both ends of flowmeter 33 respectively with the first subflow road S6 Connection, the other end are connected to the second subflow road S7.

Specifically, flowmeter 33 can be electronic flowmeter, that is to say, that could be examined after flowmeter 33 obtains electric energy Measurement of discharge, water treatment facilities 100 also needs to be connected with power supply 300 (such as battery etc.) as a result, to provide electricity to flowmeter 33 Can, specifically, water treatment facilities 100 may include controller, power supply 300 can be connected to provide to controller with controller Electric energy, controller can provide electric energy to flowmeter 33, and when water passes through flowmeter 33, the sensor of flowmeter 33 can be to control Device feedback signal is so that controller learns through-current capacity.

As shown in Fig. 1 and Figure 40, power supply installation cavity 324 can have on base assembly 3, to store power supply 300, to power supply 300 play the role of protection.Such as in the example shown in Figure 40, power supply installation cavity 324 can be located on water route seat 32, by This, the setting position of power supply installation cavity 324 is reasonable, easy to process.Further, the bottom-open of power supply installation cavity 324, example Such as, power supply installation cavity 324 can seat 32 by water the upwardly recessed formation in lower end surface, to facilitate processing, and facilitate user more Power supply 300 is changed, the power supply lid 13 for sealing power supply installation cavity 324 can further, on lower casing 12 be equipped with, so as to have Effect ground protection power source 300.

In one embodiment of the invention, referring to Fig.1, base assembly 3 can also include further display device 36, show Showing device 36 is displayed for the working condition etc. of water treatment facilities 100, so that water treatment facilities 100 is more in line with human nature Change design, so that user will be seen that the working condition of water treatment facilities 100.For example, display device 36 can be located at water route seat It is connected on 32 and with flowmeter 33, for example, display device 36 can be connected by controller with flowmeter 33.Dress is shown as a result, The 36 filtering waters that can be monitored according to flowmeter 33 are set, are shown at total filtering water of water treatment facilities 100, or display water Whether reason device 100 needs replacing filter core 2, to play the role of that user is reminded to replace filter core 2.

In addition, water treatment facilities 100 according to an embodiment of the present invention can also include water quality sensor (not shown go out), water The detection probe of matter sensor is contacted with the water purification that water treatment facilities 100 filters, such as can be will test probe and be crossed water with second Channel S5 connection, to detect the effluent quality of water treatment facilities 100.Display device 36 can be connected with water quality sensor at this time, With the effluent quality monitored according to water quality sensor, the effluent quality situation of water treatment facilities 100, or display water process are shown Whether device 100 needs replacing filter core 2, to play the role of that user is reminded to replace filter core 2.Certainly, the invention is not limited thereto, water The detection probe of matter sensor can also be contacted with the received raw water of water treatment facilities 100, such as can will test probe and the One water passage S4 connection enters water water quality with detect water treatment facilities 100.

More specifically, referring to Fig.1, three display lamps arranged side by side be can have in display device 36, respectively One display lamp 361, the second display lamp 362 and third display lamp 363.Wherein, whether the first display lamp 361 is displayed for needing Replace filter core 2, it is whether in running order that the second display lamp 362 is displayed for water treatment facilities 100, third display lamp 363 are displayed for whether needing replacing power supply 300.Certainly the invention is not limited thereto, and controller can not also be with flowmeter 33 are connected, for controlling the other function of water treatment facilities 100, moreover, having above-mentioned three when display device 36 can also be different A display lamp, or the display lamp with the other function in addition to above three display lamp, below only with display device 36 only It is illustrated for display lamp with above-mentioned three kinds of functions.

Specifically, first display lamp 361 can light when needing replacing filter core 2.For example, when flow sensor to When the through-current capacity of controller feedback reaches a certain preset value when (such as three tons), controller controls display device 36 and issues the first police Report, such as the first display lamp 361 is driven to light, to warn user to need replacing filter core 2.In another example when water quality sensor is to control When the effluent quality of device processed feedback does not meet purification and requires, controller controls display device 36 and issues the 4th alarm, such as drives First display lamp 361 lights, to warn user to need replacing filter core 2.

Specifically, when water treatment facilities 100 is in running order, i.e., when flowmeter 33 has detected that water flows through, control Device processed controls the second display lamp 362 and lights, in short, 100 water flowing of water treatment facilities is in use, the second display lamp 362 is in holds The continuous state lighted.Certainly, the invention is not limited thereto, and the second display lamp can also have other function, such as when water process fills When setting 100 can not work, when being not installed on base assembly 3 such as filter core 2, the second display lamp 362 can be lighted, and be implemented herein In example, the microswitch being connected with controller can be equipped between filter core 2 and base assembly 3, when filter core 2 and base assembly 3 are pacified After being attached to position, microswitch closure, when filter core 2 is separated with base assembly 3, microswitch is disconnected, once microswitch disconnects, Controller controls display device 36 and issues the second alarm, such as the second display lamp 362 is driven to light, to warn user's water process to fill Setting 100 can not work at present.

Specifically, third display lamp 363 can light when needing replacing power supply 300.For example, power supply 300 can be with Controller is connected, and to power to controller, when controller judges the not enough power supply of power supply 300, controller controls display device 36 issue third alarm, such as driving third display lamp 363 lights, to warn user to replace power supply 300.

Further, referring to Fig.1, it can be equipped on the inner wall of lower casing 12 and one-to-one three evacuation of three display lamps Slot 121 can also reduce under place opposite with display lamp in this way, escape groove 121 can not only play the role of avoiding display lamp 12 wall thickness of shell, so that display lamp can effectively appear light.In order to facilitate the installation of, the inner wall two sides of lower casing 12 can be divided Not She Zhi three escape groove 121, in this way, can any side of 3 two sides of base assembly be arranged display device 36, to improve The convenience of assembly.

In one embodiment of the invention, referring to Fig.1, base assembly 3 further comprises being switched to the first water flowing runner The first adapter tube 34 of S4, so as to input raw water to the first water flowing runner S4 by the first adapter tube 34.Facilitate water process as a result, Device 100 is connect with exterior line, such as is facilitated and connect with water segregator 200 described above, to improve water treatment facilities 100 Property easy to use.For example, referring to Figure 40 and Figure 43, the first adapter tube 34 can be located at water route seat 32 on with the first water flowing runner S4 connection, the first adapter tube 34 can also be located on distributary base 312 to be connected to the first water flowing runner S4, and the first adapter tube 34 can be with It is located between water route seat 32 and distributary base 312 to be connected to the first water flowing runner S4.Facilitate as a result, the first adapter tube 34 installation and It is fixed.Wherein, when the first adapter tube 34 turns on distributary base 312, the setting position of the first adapter tube 34 can more adapt to water The shell 1 of processing unit 100 it is moulded, with fully utilize space so that the structure of water treatment facilities 100 is more stepped up It gathers.

In one embodiment of the invention, referring to Fig.1, base assembly 3 further comprises being switched to the second water flowing runner The second adapter tube 35 of S5, so as to receive the water purification of the second water flowing runner S5 output by the second adapter tube 35.Facilitate water as a result, Processing unit 100 is connect with exterior line, such as is facilitated and connect with water segregator 200 described above, to improve water process dress Set 100 property easy to use.For example, referring to Figure 40 and Figure 43, the second adapter tube 35 can be located on water route seat 32 to lead to second Water flow passage S5 connection, the second adapter tube 35 can also be located on distributary base 312 to be connected to the second water flowing runner S5, the second adapter tube 35 It can also be located between water route seat 32 and distributary base 312 to be connected to the second water flowing runner S5.Facilitate the second adapter tube 35 as a result, It installs and fixed.Wherein, when the second adapter tube 35 turns on distributary base 312, the setting position of the second adapter tube 35 can be more The moulded of the shell 1 of water treatment facilities 100 is adapted to, fully to utilize space, so that the structure of water treatment facilities 100 is more Step up to gather.

In some embodiments of the invention, be formed between filter core 2 and base assembly 3 First Transition water flowing runner S2 and Second transition water flowing runner S3, First Transition water flowing runner S2 connection is between interior filter housing 22 and the first water flowing runner S4, and second Transition water flowing runner S3 is connected between outer flow passage S1 and the second water flowing runner S5, wherein the first water flowing runner S4 and the first mistake Mouth of a river 3112b connection can be crossed by first by crossing water flowing runner S2, and First Transition water flowing runner S2 can pass through with interior filter housing 22 First, which crosses water through-hole 2211, is connected to, and the second transition water flowing runner S3 and the second water flowing runner S5 can cross the mouth of a river by second 3111b connection, the second transition water flowing runner S3 can cross water through-hole 2113 by third with outer flow passage S1 and be connected to.

Raw water is first into First Transition water flowing runner S2 from the first water flowing runner S4 as a result, then from First Transition Water flowing runner S2 is entered in interior filter housing 22 and is filtered, and purified water flows out to the second transition water flowing stream by outer flow passage S1 first In road S3, then it is discharged in the second water flowing runner S5 by the second transition water flowing runner S3.Thus, it is possible to constitute the seamless of water route The perfect tendency of 100 internal watercourses of water treatment facilities is realized in connection, improves the functional reliability of water treatment facilities 100.

Such as in the example depicted in fig. 4, First Transition water flowing runner S2 is total to by the first exntension tubs section 221 with inner cylinder 3112 With limiting, the second transition water flowing runner S3 is formed between the second exntension tubs section 211 and inner cylinder 3112.That is, first Exntension tubs section 221 protrudes into inner cylinder 3112 and limits First Transition water flowing runner S2, the second exntension tubs jointly with inner cylinder 3112 Section 211 protrudes between inner cylinder 3112 and outer cylinder 3111 and limits the second transition water flowing runner S3 jointly with inner cylinder 3112.As a result, The smart structural design of First Transition water flowing runner S2 and the second transition water flowing runner S3, easy to process and realization, and can be true Guarantor's First Transition water flowing runner S2 connection is between the first water flowing runner S4 and interior filter housing 22, the second transition water flowing runner S3 is connected to Between the second water flowing runner S5 and outer flow passage S1.

Referring to Fig. 6, first seal is equipped between the periphery wall of the first exntension tubs section 221 and the internal perisporium of inner cylinder 3112 221a is improved thus, it is possible to which water is avoided to enter between the periphery wall of the first exntension tubs section 221 and the internal perisporium of inner cylinder 3112 The functional reliability of water treatment facilities 100.Such as in the example shown in Figure 36, first seal 221a, which can cover, fits over first On the periphery wall of exntension tubs section 221, facilitate installation and processing as a result,.

Referring to Fig. 6, second seal is equipped between the periphery wall of the second exntension tubs section 211 and the internal perisporium of outer cylinder 3111 211a.Thus, it is possible to which water is avoided to enter between the periphery wall of the second exntension tubs section 211 and the internal perisporium of outer cylinder 3111, improve The functional reliability of water treatment facilities 100.Such as in the example shown in Figure 20, second seal 211a, which can cover, fits over second On the periphery wall of exntension tubs section 211, facilitate installation and processing as a result,.

Below with reference to the accompanying drawings water treatment facilities 100 and its working principle accord to a specific embodiment of that present invention is described.

When by water treatment facilities 100, after the assembly is completed, fuisw rib 3113b protrudes into first by the first mistake water through-hole 2211 and prolongs It stretches in cylinder section 221 to jack up the first valve 23, makes first to cross water through-hole 2211 and open, meanwhile, inner cylinder 3112 jacks up the second valve 25 to open outer flow passage S1, i.e. opening third crosses water through-hole 2113.Hereafter, when being passed through raw water into the first adapter tube 34, raw water It can be entered by the first adapter tube 34 in the first water flowing runner S4 on base assembly 3, then cross the mouth of a river by multiple first 3112b is entered in First Transition water flowing runner S2, and the liquid in First Transition water flowing runner S2 passes through first again and crosses water through-hole 2211 enter in interior filter housing 22 with water wheels 24 are crossed, and lead to after sequentially passing through filter material 26 upwards from the water of second at the top of interior filter housing 22 Hole 2213 flows out in outer flow passage S1.

The water purification in outer flow passage S1 is entered along the periphery wall of interior filter housing 22 to downslide, and along multiple points of water flow passages 2142, which converge to third, crosses at water through-hole 2113 and slides downwards to water storage cavity 2112, and spills into second by water-carrying groove 2122 In transition water flowing runner S3, mouth of a river 3111b then is crossed by second and is discharged in the first subflow road S6, flowmeter 33 is then passed through It is exported after being discharged in the second subflow road S7 from the second adapter tube 35.

In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "top", "bottom", "inner", The orientation or positional relationship of the instructions such as "outside", " axial direction ", " radial direction ", " circumferential direction " is that orientation based on the figure or position are closed System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more, Unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below " One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples It closes and combines.

Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this The range of invention is defined by the claims and their equivalents.

Claims

1. a kind of filter core characterized by comprising

Outer filter housing；

Interior filter housing, the interior filter housing are located in the outer filter housing, equipped with filter material to be filtered to raw water in the interior filter housing, institute It states interior filter housing and the outer filter housing limits outer flow passage jointly, have first to cross water through-hole and by the interior filter on the interior filter housing Second be connected inside shell with the outer flow passage crosses water through-hole, and the bottom of the interior filter housing has the first exntension tubs extended downwardly Section, the bottom of the outer filter housing, which has, extends downwardly and is set in the second exntension tubs section outside the first exntension tubs section, described The top of second exntension tubs section is equipped with multiple limiting tooths, and multiple limiting tooths are circumferentially-spaced the second exntension tubs section It opens, multiple fitting grooves being arranged alternately and water-carrying groove, tool in the second exntension tubs section is limited between multiple limiting tooths There is an annular water storage cavity being connected to outer flow passage, circumferentially extending one week along the second exntension tubs section of the water storage cavity, the mistake The bottom wall of sink is lower than the roof of the water storage cavity and the water-carrying groove is located on the inside of the inner ring of the water storage cavity；And

First valve, first valve are located in the interior filter housing to control the described first opening and closing for crossing water through-hole.

2. filter core according to claim 1, which is characterized in that described first, which crosses water through-hole, is formed in first exntension tubs On the bottom wall of section.

3. filter core according to claim 2, which is characterized in that the filter core further comprises:

Water wheels are crossed, the water wheels excessively are located in the first exntension tubs section and described cross on water wheels has in first exntension tubs The circumferentially-spaced multiple water holes for opening distribution of section.

4. filter core according to claim 3, which is characterized in that first valve includes:

Moving member, the moving member are movably arranged in the first exntension tubs section；And

First elastic component, first elastic component, which is located in the first exntension tubs section and is only against, described crosses water wheels and described the Water through-hole is crossed between the bottom wall of one exntension tubs section often to push the moving member to close described first.

5. filter core according to claim 4, which is characterized in that the moving member includes:

Mobile bar and the gasket for being located at the mobile bar bottom.

6. filter core according to any one of claims 1-5, which is characterized in that further comprise:

Second valve, second valve are located between the interior filter housing and the outer filter housing to control the logical of the outer flow passage It is disconnected.

7. filter core according to claim 6, which is characterized in that second valve includes:

Sleeve sections, the sleeve sections are set between the first exntension tubs section and the second exntension tubs section, the sleeve sections Multiple arcs plate including circumferentially spaced distribution, multiple arc panel corresponding matchings are in multiple fitting grooves；

End ring section, the end ring section are connected to the top of the sleeve sections and in the sealing stations of the bottom wall only to the outer filter housing It is moved between the evacuation position of the bottom wall far from the outer filter housing.

8. filter core according to claim 7, which is characterized in that second valve is by the second elastic component in the sealing Moved between position and the evacuation position, second elastic component be located at the end ring section and the interior filter housing bottom wall it Between often to push the end ring section to be located at the sealing station to block the outer flow passage.

9. filter core according to claim 8, which is characterized in that have upwardly recessed and ring on the lower surface of the interior filter housing Around the annular groove of the first exntension tubs section, second elastic component is set in outside the first exntension tubs section and upper end is only supported On the roof of the annular groove.

10. filter core according to claim 9, which is characterized in that the end ring section is equipped with and upwardly extends and be looped around institute State the annular retaining ring outside the second elastic component.

11. filter core according to claim 7, which is characterized in that the bottom of the end ring section has ring type seal.

12. filter core according to claim 1, which is characterized in that the shape of the shape of the outer filter housing and the interior filter housing It is similar.

13. filter core according to claim 12, which is characterized in that the outer filter housing includes:

The outer filter housing upper cover of cone；With

Discoidal outer filter housing lower cover, the outer filter housing lower cover are located at the bottom of the outer filter housing upper cover.

14. filter core according to claim 12, which is characterized in that the interior filter housing includes:

The interior filter housing upper cover of cone；With

Discoidal interior filter housing lower cover, the interior filter housing lower cover are located at the bottom of the interior filter housing upper cover.

15. a kind of water treatment facilities, which is characterized in that including filter core described according to claim 1 any one of -14.