CN105709492A

CN105709492A - Filter core and water treatment device with same

Info

Publication number: CN105709492A
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: 2016-06-29
Anticipated expiration: 2036-02-01
Also published as: CN105709492B

Abstract

The invention discloses a filter core and a water treatment device with the same.The filter core comprises an outer filter shell, an inner filter shell, a second valve and a first valve, wherein the inner filter shell is arranged in the outer filter shell, the inner filter shell is internally provided with a filter material used for filtering raw water, an outer flow channel is defined by the inner filter shell and the outer filter shell together, and the inner filter shell is provided with a first water passing through hole and a second water passing through hole for communicating the interior of the inner filter shell with the outer flow channel; the first valve is arranged in the inner filter shell and used for controlling opening and closing of the first water passing hole.The filter core is simple and ingenious in structure and high in work reliability, and has the advantage of preventing water leakage so that a user can replace the filter core safely.

Description

Filter element and the water treatment facilities with it

Technical field

The present invention relates to household appliance technical field, especially relate to a kind of filter element and there is its water treatment facilities.

Background technology

At present, people generally adopt tap water to wash one's face, but, hardness of water is likely to harm users skin from the beginning, causes user's skin damage.It addition, the structure complexity of the water treatment facilities in correlation technique, water purification reliability is poor.

Summary of the invention

It is contemplated that at least solve one of technical problem of existence in prior art.For this, the invention reside in a kind of water treatment facilities of proposition, described water treatment facilities simple in construction, functional reliability are good.

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

Filter element according to a first aspect of the present invention, including: outer filter housing；Interior filter housing, described interior filter housing is located in described outer filter housing, filter material it is provided with so that former water to be filtered in described interior filter housing, described interior filter housing and described outer filter housing limit outer flow passage jointly, described interior filter housing has first and crosses water through hole and cross water through hole by internal for described interior filter housing with the second of described outer flow passage conducting；And first valve, described first valve is located in described interior filter housing to control the described first opening and closing crossing water through hole.

Filter element according to the present invention, simple in construction, ingenious, functional reliability is good.

In one embodiment of the invention, the bottom of described interior filter housing has the first exntension tubs section downwardly extended, and described first crosses water through hole is formed on the diapire of described first exntension tubs section.

In one embodiment of the invention, described filter element farther includes: water wheels excessively, and described water wheels of crossing are located in described first exntension tubs section and have at the circumferentially-spaced multiple water holes opening distribution of described first exntension tubs section on described water wheels excessively.

In one embodiment of the invention, described first valve includes: moving member, and described moving member is movably arranged in described first exntension tubs section；And first elastic component, described first elastic component is located in described first exntension tubs section and is only against described mistake crosses water through hole often promoting described moving member to close described first between water wheels and the diapire of described first exntension tubs section.

In one embodiment of the invention, described moving member includes: moves bar and is located at the sealing gasket bottom described mobile bar.

In one embodiment of the invention, described filter element farther includes: the second valve, and described second valve is located between described interior filter housing and described outer filter housing to control the break-make of described outer flow passage.

In one embodiment of the invention, the bottom of described interior filter housing has the first exntension tubs section downwardly extended, the bottom of described outer filter housing has the second exntension tubs section downwardly extending and being set in outside described first exntension tubs section, described second valve includes: sleeve sections, and described sleeve sections is set between described first exntension tubs section and described second exntension tubs section；End ring section, described end ring section is connected to the top of described sleeve sections and may move between position at the sealing station of diapire and the dodging of diapire away from described outer filter housing that only support described outer filter housing.

In one embodiment of the invention, described second valve at described sealing station and described is dodged between position removable by the second elastic component, and described second elastic component is located between the diapire of described end ring section and described interior filter housing often to promote described end ring section to be positioned at described sealing station to block described outer flow passage.

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

In one embodiment of the invention, described end ring section is provided with the annular retaining ring upwardly extending and being looped around outside described second elastic component.

In one embodiment of the invention, the bottom of described end ring section has O-ring seal.

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

In one embodiment of the invention, described outer filter housing includes: the outer filter housing upper cover of cone；With discoidal outer filter housing lower cover, described outer filter housing lower cover is located at the bottom of described outer filter housing upper cover.

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

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

Water treatment facilities according to the present invention, by arranging the filter element of above-mentioned first aspect, thus improve the overall performance of water treatment facilities.

The additional aspect of the present invention and advantage will part provide in the following description, and part will become apparent from the description below, or is recognized by the practice of the present invention.

Accompanying drawing explanation

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

Fig. 2 is the axonometric chart of the water treatment component shown in Fig. 1；

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

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

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

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

Fig. 7 is the axonometric chart of water treatment component according to embodiments of the present invention, not shown go out upper casing；

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

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

Figure 10 is the axonometric chart of water treatment component according to embodiments of the present invention, not shown go out upper casing and filter element；

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

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

Figure 13 is the axonometric chart of water treatment component according to embodiments of the present invention, not shown go out upper casing, filter element and lower casing；

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

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

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

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

Figure 18 is the front view of filter element according to embodiments of the present invention；

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

Figure 20 is the exploded isometric figure of filter element according to embodiments of the present invention；

Figure 21 is the sectional view of Figure 20；

Figure 22 is the axonometric chart of filter element according to embodiments of the present invention；

Figure 23 is the sectional view of the filter element shown in Figure 22；

Figure 24 is the axonometric chart of outer filter housing upper cover according to embodiments of the present invention；

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

Figure 26 is the axonometric chart of interior filter housing upper cover according to embodiments of the present invention；

Figure 27 is the axonometric chart of interior filter housing lower cover according to embodiments of the present invention；

Figure 28 is another axonometric chart of the interior filter housing lower cover shown in Figure 27；

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

Figure 30 is the axonometric chart of outer filter housing lower cover according to embodiments of the present invention；

Figure 31 is another axonometric chart of the outer filter housing lower cover shown in Figure 30；

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

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

Figure 34 is the axonometric chart of the second valve according to embodiments of the present invention；

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

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

Figure 37 is the axonometric chart crossing water wheels according to embodiments of the present invention；

Figure 38 is the front view crossing water wheels shown in Figure 37；

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

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

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

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

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

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

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

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

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

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

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

Accompanying drawing labelling:

Water treatment component 1000；

Water treatment facilities 100；

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

Filter element 2；Outer filter housing 21；Second exntension tubs section 211；Rotate convex tendon 2111；Water storage cavity 2112；3rd crosses water through hole 2113；Second sealing member 211a；Limiting tooth 212；Fitting recess 2121；Cross tank 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；Circumference rib 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；Filter screen 2214；First sealing member 221a；Interior filter housing upper cover 223；Interior filter housing lower cover 224；First rib 2241；First valve 23；Moving member 231；Mobile bar 2311；Sealing gasket 2312；First elastic component 232；Cross water wheels 24；Water hole 241；Second valve 25；Sleeve sections 251；Arc 2511；End ring section 252；Annular retaining ring 2521；O-ring seal 2522；Second elastic component 2523；Filter material 26；

Base assembly 3；Water route plate 31；End plate 311；Urceolus 3111；Second crosses mouth of a river 3111b；Inner core 3112；First crosses mouth of a river 3112b；Flow-guiding structure 3113；Diversion column 3113a；Fuisw rib 3113b；Recess 3114；Rotary stopper groove 3114a；Distributary base 312；Water route seat 32；The first side wall 3211；Second sidewall 3212；3rd sidewall 3213；4th sidewall 3214；First dividing plate 322；Semi-circular segments 3221；Second partition 323；Segmental arc 3231；Power supply installation cavity 324；Effusion meter 33；First adapter 34；Second adapter 35；Display device 36；First display lamp 361；Second display lamp 362；3rd 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 water flowing runner S5；First subflow road S6；Second subflow road S7；Water knockout drum 200；Power supply 300.

Detailed description of the invention

Being described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of same or like function from start to finish.The embodiment described below with reference to accompanying drawing is illustrative of, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.

Following disclosure provides many different embodiments or example for realizing the different structure of the present invention.In order to simplify disclosure of the invention, hereinafter parts and setting to specific examples are described.Certainly, they are only merely illustrative, and are not intended to the restriction present invention.Additionally, the present invention can in different examples repeat reference numerals and/or letter.This repetition is for purposes of simplicity and clarity, the relation between itself not indicating discussed various embodiment and/or arranging.Additionally, the example of the various specific technique that the invention provides and material, but those of ordinary skill in the art are it can be appreciated that the use of the property of can be applicable to of other techniques and/or other materials.

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

See figures.1.and.2, water treatment facilities 100 according to embodiments of the present invention, including: housing 1, filter element 2 and base assembly 3.

As shown in Fig. 4, Fig. 5 and Figure 44, filter element 2 and base assembly 3 are each provided in housing 1 and base assembly 3 is positioned at the bottom of filter element 2, filter element 2 includes filter material 26, there is in filter element 2 outer flow passage S1, base assembly 3 has the first water flowing runner S4 and the second water flowing runner S5, the first water flowing runner S4 and the second water flowing runner S5 and keeps apart setting.

Wherein, the second water flowing runner S5 connects with outer flow passage S1, thus the second water flowing runner S5 outwards can carry former water by runner S1；Outer flow passage S1 connects with filter material 26, thus outer flow passage S1 can supply former water to filter material 26, so that former water is filtered by filter material 26；First water flowing runner S4 connects with filter material 26, thus filter material 26 can discharge the water purification after filtering to the first water flowing runner S4.Therefore, water treatment facilities 100 according to embodiments of the present invention is in the process of work, and former water can enter filter material 26 from the second water flowing runner S5 and outer flow passage S1 successively and be filtered and pass through the first water flowing runner S4 discharging.

Certainly, the invention is not restricted to this, said process can also reverse carry out, specific as follows.First water flowing runner S4 connects with filter material 26, thus the first water flowing runner S4 can supply former water to filter material 26, so that former water is filtered by filter material 26；Outer flow passage S1 connects with filter material 26, thus can being discharged in outer flow passage S1 by the water purification after filtering through filter material 26；Second water flowing runner S5 connects with outer flow passage S1, thus the water purification flowed in outer flow passage S1 can pass through the second water flowing runner S5 and discharge, therefore, water treatment facilities 100 according to embodiments of the present invention is in the process of work, and former water can enter filter material 26 from the first water flowing runner S4 and be filtered and pass sequentially through outer flow passage S1 and the second water flowing runner S5 discharge.Thus, water treatment facilities 100 according to embodiments of the present invention, simple in construction, it is simple to produce, filter efficiency is high, and functional reliability is good.Below, the water treatment facilities 100 being only operated for the water treatment procedure described according to this section illustrates, those skilled in the art are after having read the techniques below scheme, it is clear that be appreciated that the technical scheme of the water treatment facilities 100 being operated according to the water treatment procedure of epimere description.

Here, it is necessary to explanation, the kind of filter material 26 can select flexibly according to actual filtration demand, for instance, it is possible to select the common filter material only filtered out by target grain size pollutant, it is also possible to select the special filter material with ion exchanging function.Preferably, it is possible to select the filter material that the oxidation-reduction potential value of water is filtered into negative value, so, when the water purification cleaning face that user uses this kind of filter material to filter, cleaning effect can be not only effectively improved, it is also possible to play the effect of skin protection.Those skilled in the art, it is understood that have the filter material of various filtering function, therefore no longer describe in detail.

In a concrete application of the present invention, water treatment facilities 100 according to embodiments of the present invention can collectively form water treatment component 1000 with water knockout drum 200, wherein, there is in water knockout drum 200 first flow keeping apart setting and the second runner, one end of first flow may be mounted on running water pipe etc., the other end of first flow may be mounted on water treatment facilities and with the first water flowing flow passage, one end of second runner may be mounted on water treatment facilities and with the second water flowing flow passage, the other end of the second runner provides a user with water purification.So, tap water can pass through the first flow on water knockout drum 200 and flow into and enter in aquaporin on water treatment facilities 100, and flow into filter material 26 and be filtered, water purification after filtration can pass sequentially through outer flow passage S1 and the second water flowing runner S5 and be expelled in the second runner on water knockout drum 200, then give off from the other end of the second runner, apply for user.

Below with reference to the accompanying drawings 1-Fig. 4, and the housing 1 of water treatment facilities 100 according to embodiments of the present invention is described in conjunction with Figure 16.

The housing 1 of water treatment facilities 100 according to embodiments of the present invention, including: 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, and upper casing 11 and lower casing 12 can limit installing space after being assembled together jointly.Preferably, upper casing 11 can be formed as taper, and lower casing 12 can be formed as bowl-type, and upper casing 11 is combined at the maximum radius place of housing 1 with lower casing 12.Thus, after upper casing 11 and lower casing 12 are assembled together, the outward appearance of housing 1 entirety can be formed as water-drop-shaped, extremely attractive in appearance, agile, home environment can also be beautified while playing water process effect, and the water treatment facilities 100 of water droplet moulding presses close to the function of water treatment facilities 100 more, make user just can associate the function of water treatment facilities 100 after the outward appearance seeing water treatment facilities 100.Certainly, the invention is not restricted to this, the overall appearance moulding of water treatment facilities 100 can also according to actual requirement flexible design, for instance, it is also possible to it is configured to rectangle, cylinder etc..

Below with reference to the accompanying drawings 18-Figure 39, and in conjunction with the filter element 2 of Fig. 1 and Figure 16, description water treatment facilities 100 according to embodiments of the present invention.

The filter element 2 of water treatment facilities 100 according to embodiments 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, and in namely, filter housing 22 is located in outer filter housing 21, and filter material 26 is located in interior filter housing 22 so that former water to be filtered, and is formed with outer flow passage S1 between interior filter housing 22 and outer filter housing 21, and outer flow passage S1 connects with filter material 26.That is, the nested setting inside and outside with outer filter housing 21 of interior filter housing 22, interior filter housing 22 is internal is provided with filter material 26 so that former water is filtered inside interior filter housing 22, outer flow passage S1 is limited between interior filter housing 22 and outer filter housing 21, thus the water purification after filter material 26 in interior filter housing 22 filters can flow between interior filter housing 22 and outer filter housing 21, to avoid mixing with unfiltered former water.So, Dang Yuanshui is fed to when being filtered in interior filter housing 22 continuously, and the outer flow passage S1 that the water purification after filtration can pass through between interior filter housing 22 and outer filter housing 21 exports continuously, to facilitate user to apply.Thus, the simple in construction, ingenious of filter element 2, it is simple to produce and processing, and the filter efficiency of the filter element 2 of this kind of structure is high, good filtration effect, reliability are high.

With reference to Figure 20, interior filter housing 22 can include interior filter housing upper cover 223 and interior filter housing lower cover 224, and interior filter housing lower cover 224 can 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, and interior filter housing lower cover 224 can be formed as disc.Thus, the outward appearance of interior filter housing 22 can be formed generally as circular cone cylindricality, so, it is not only advantageous to the assembling of interior filter housing 22, also facilitating is assemblied in interior filter housing 22 by filter material 26, it addition, the interior filter housing 22 of this kind of moulding can better adapt to the profile of the housing 1 of water treatment facilities 100, improve the structural compactness of water treatment facilities 100.Here, it is necessary to explanation, the mode that interior filter housing upper cover 223 and interior filter housing lower cover 224 are fixed together is had a lot, is not limited as here, it is preferable that with reference to Figure 23, interior filter housing upper cover 223 can coordinate grafting to be connected by cylindrical interference with interior filter housing lower cover 224.

As shown in figure 23, interior filter housing 22 has the first mistake water through hole 2211 and second and crosses water through hole 2213, wherein, first crosses water through hole 2211 is used for making to be filtered by filter material 26 to contact with filter material 26 in filter housing 22 in the inflow of former water, second crosses water through hole 2213 for by interior filter housing 22 and outer flow passage S1 conducting, so that the water purification through filter material 26 filtration flows out in outer flow passage S1.

Preferably, first crosses water through hole 2211 is opened in the bottom of interior filter housing 22, and second crosses water through hole 2213 is opened in the top of interior filter housing 22.Such as in the example shown in Figure 23, first crosses water through hole 2211 is opened in the center of discoidal interior filter housing lower cover 224, and second crosses the top that water through hole 2213 is opened in the interior filter housing upper cover 223 of circular cone cylindricality.Thus, when the hydraulic pressure of former water is enough, former water can pass through first and cross in the bottom-up inflow of water through hole 2211 in filter housing 22 with the filtration layer by layer through filter material 26, then crosses water through hole 2213 from the second of interior filter housing 22 top and flows out interior filter housing 22, and slides along the periphery wall of interior filter housing 22.Thus, the filter effect of filter element 2 is better, and the water yield of cache filter is more, and practicality is higher.

As shown in Figure 23 and Figure 27, the bottom of interior filter housing 22 can have the first exntension tubs section 221 downwardly extended.Thus, it is simple to hold interior filter housing 22 to assemble with outer filter housing 21.Preferably, the first mistake water through hole 2211 can be formed on the diapire of the first exntension tubs section 221, and the first mistake water through hole 2211 can form the center position of the diapire in the first exntension tubs section 221.Thus, convenient processing, and it is good to enter water uniformity.

Further, with reference to Figure 23 and Figure 37, in first exntension tubs section 221, water wheels 24 can also be set, cross water wheels 24 and be provided with multiple water hole 241, multiple water holes 241 are put circumferentially-spaced the offering of the first exntension tubs section 221, for instance in the example of Figure 23, cross water wheels 24 and may be mounted at the top of the first exntension tubs section 221, thus not only facilitating the installation of water wheels 24, and the installation reliability crossing water wheels 24 is high.Thus, by arranging water wheels 24, when the former water that water through hole 2211 enters excessively by first on the first exntension tubs section 221 diapire is in time flowing through water wheels 24, can be tapped by multiple water holes 241, so that all directions of former water inside filter housing 22 circumference are uniformly dispersed out contacting with filter material 26 equably, thus improving water treatment efficiency, it is to avoid enter water and excessively intensively impact a certain position of filter material 26.

Here, it should be noted that, the position that arranges crossing water wheels 24 is not limited to this, cross 24 need of water wheels and be located at the first top crossing water through hole 2211, and multiple water hole 241 only need to open in interior the circumferentially-spaced of filter housing 22, the former water that so water through hole 2211 enters excessively by first can be crossed water wheels 24 and is uniformly dispersed out, thus improving water treatment efficiency, improves the problem that the inlet pressure of a certain position is too high.

Preferably, the second mistake water through hole 2213 is multiple and is evenly spaced apart in the circumference of interior filter housing 22.Such as, in the example shown in Figure 26 and Figure 47, second mistake water through hole 2213 is four, and be evenly spaced apart at the top of interior filter housing 22, thus, in the circumference of interior filter housing 22, second crosses water through hole 2213 can be paved with the periphery wall of interior filter housing 22 equably, thus accelerating water speed, improves overall water treatment efficiency.Further, with reference to Figure 23, second crosses water through hole 2213 place can arrange filter screen 2214.Thus, on the one hand, water treatment efficiency can be improved further, on the other hand, it is possible to avoid water to be impacted by filter material 26 and take out of in outer flow passage S1.

With reference to Figure 28, the interior diapire of interior filter housing 22 is provided with circumferentially-spaced multiple first ribs 2241 opening distribution at interior filter housing 22, multiple first rib 2241 splitter box can be limited, thus can make the circumferentially-spaced multiple splitter boxs opening distribution at interior filter housing 22 in the interior diapire upper limit of interior filter housing 22 between two often adjacent the first ribs 2241.Thus, entering into the former water in interior filter housing 22 under the shunting action of multiple splitter boxs, dispersed radially can open, such that it is able to avoid that the current on certain direction in interior filter housing 22 are excessive, hydraulic pressure is excessive, thus improving water treatment efficiency further.Such as 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 are evenly spaced apart in the circumference of interior filter housing lower cover 224, and each first rib 2241 all can circumferentially extending along interior filter housing lower cover 224.Thus, shunting is more uniform, and water treatment efficiency is better.

As shown in figure 20, the shape of outer filter housing 21 can be similar to the shape of interior filter housing 22, say, that the shape of the shape of outer filter housing 21 and interior filter housing 22 is substantially the same, and only detail section can exist difference.Thus, the even width of the outer flow passage S1 being limited between interior filter housing 22 and outer filter housing 21, outlet effect is more preferably.Further, since interior filter housing 22 is similar to the shape of outer filter housing 21, such that it is able to improve the compact of filter element 2 structure more fully so that water treatment facilities 100 is exquisiter, small and exquisite.

With reference to Figure 20 and Figure 22, outer filter housing 21 includes outer filter housing upper cover 213 and outer filter housing lower cover 214, and outer filter housing lower cover 214 can be located at bottom outer filter housing upper cover 213, wherein, outer filter housing upper cover 213 can be formed as circular cone cylindricality, and outer filter housing lower cover 214 can be formed as disc.Thus, the outward appearance of outer filter housing 21 can be formed generally as circular cone cylindricality, so, it is not only advantageous to the assembling of outer filter housing 21, also facilitating is assemblied in outside outer filter housing 21 by interior filter housing 22, it addition, the outer filter housing 21 of this kind of moulding can better adapt to the profile of the housing 1 of water treatment facilities 100, improve the structural compactness of water treatment facilities 100.

Preferably, outer filter housing upper cover 213 and outer filter housing lower cover 214 are by sealing Standard.Thus, it is possible to avoid filter element 2 to leak, thus improving the reliability of water treatment facilities 100 work.The problems such as the scaling loss that causes power supply 30 hereinafter described and controller for example, it is possible to avoid leaking due to filter element 2, thus it is malfunctioning to avoid water treatment facilities 100 to work, improve the reliability of water treatment facilities 100 work.

In a preferred exemplary of the present invention, with reference to Figure 23, Figure 25 and Figure 33, sealing structure includes: annular slot 2141 and annular inserted sheet 2131, annular slot 2141 is formed on the neighboring of filter housing lower cover 214 outside, such as, annular slot 2141 can be downwardly concaved the neighboring one week being formed and surrounding outer filter housing lower cover 214 by the neighboring of outer filter housing lower cover 214, annular inserted sheet 2131 is located on outer filter housing upper cover 213, such as, annular inserted sheet 2131 can be downwardly protrude to form by a part for the internal perisporium bottom of outer filter housing upper cover 213 and surround a week of outer filter housing upper cover 213, annular inserted sheet 2131 inserting annular slot 2141 in so that outer filter housing upper cover 213 and outer filter housing lower cover 214 are assembled together, and this kind of assembling mode may insure that the water-tight property of outer filter housing 21.Preferably, with reference to Figure 33, the height of the inner circumferential cell wall of annular slot 2141 can be higher than the height of the periphery cell wall of annular slot 2141, and thus, the sealing and anti-leakage aqueous of outer filter housing 21 can be better.

As shown in figure 23 and figure 24, the internal perisporium of outer filter housing 21 is provided with circumferentially-spaced multiple second ribs 2132 opening distribution of filter housing 21 outside, with the periphery wall of filter housing 22 in supporting when interior filter housing 22 and outer filter housing 21 are seated, thus avoiding shaking in interior filter housing 22 filter housing 21 outside, and then guarantee the outer flow passage S1 Stability Analysis of Structures limited between outer filter housing 21 and interior filter housing 22, outlet effect is reliable, and owing to multiple second rib 2132 the circumferentially-spaced of filter housing 21 outside open distribution, so that it is guaranteed that the water in outer flow passage S1 can be dirty smoothly, avoid the problem that the second rib 2132 causes throttle block runner S1 beyond the Great Wall, and, when being evenly spaced apart in the circumference of multiple second rib 2132 filter housings 21 outside, the sub-runner being limited between two often adjacent the second ribs 2132 may insure that water purification is more uniform in the whole circumference scope of outer flow passage S1, successfully dispersion flows down, to improve water outlet efficiency.

Preferably, multiple second ribs 2132 are many groups and the spaced apart in the axial direction distribution of filter housing 21 outside.It is to say, a certain height and position of outer filter housing 21 inner surface can arrange a circle is interrupted the second rib 2132 arranged, another height and position of outer filter housing 21 inner surface can also arrange a circle and be interrupted the second rib 2132 arranged.Thus, location supports better effects if, goes out to flow effect relatively reliable.

As shown in figure 31, the central part of outer filter housing lower cover 214 has the 3rd and crosses water through hole 2113 (being such as the open ports at the second exntension tubs section 221 top), and outer filter housing lower cover 214 has the circumferentially-spaced of filter housing lower cover 214 outside and opens and crossed, to the 3rd, the multiple points of water flow passage 2142 that water through hole 2113 direction extends by the neighboring of outer filter housing lower cover 214.It is to say, the circumferentially-spaced of multiple points of water flow passage 2142 filter housing lower covers 214 outside is opened to the 3rd, the water guiding at outer filter housing lower cover 214 neighboring place is crossed water through hole 2113.Thus, by arranging multiple points of water flow passage 2142, it is possible to be effectively improved the water outlet uniformity of outer flow passage S1, improve the problem that the discharge pressure of a certain circumferential position is excessive.Preferably, as shown in figure 31, each point of water flow passage 2142 all radially extending along outer filter housing lower cover 214.Thus, water conservancy diversion efficiency is better, and water treatment efficiency is faster.

As shown in figure 31, having the neighboring by outer filter housing lower cover 214 on the upper surface of outer filter housing lower cover 214 to cross water through hole 2113 direction to the 3rd and extend and circumferentially spaced multiple radial ribs 2143 of filter housing lower cover 214 outside, point water flow passage 2142 is formed between two adjacent radial ribs 2143.Thus, the generation type of point water flow passage 2142 is simple, be easy to processing and manufacture.Still optionally further, with reference to Figure 31, at least one radial ribs 2143 filter housing lower cover 214 outside radially linearly or curve extension.Thus, convenient processing.It should be noted that in a preferred exemplary of the present invention, one end that water through hole 2113 is close excessively with the 3rd of multiple points of water flow passage 2142 is relative one by one with multiple mistake tanks 2122 hereinafter described, and thus, the outlet effect of filter element 2 is better.

As shown in figure 31, at least one point of water flow passage 2142, it is provided with multiple circumference rib 2144, multiple circumference rib 2144 filter housing lower covers 214 outside radially spaced apart and circumferentially extending along outer filter housing lower cover 214.Thus, water flow velocity (such as Water discharge flow speed) can be slowed down by arranging circumference rib 2144, reduce the water flowing impulsive force (such as going out hydraulic impact) of filter element 2, and may insure that water being radially uniformly dispersed out in point water flow passage 2142 in each point of water flow passage 2142, improve the problem that the mistake water pressure in each point of water flow passage 2142 is excessive.

Preferably, outside filter housing lower cover 214 radially along direction from outside to inside, the tip height of multiple circumference ribs 2144 is gradually reduced, and confluxes smoothly thus, it is possible to the water guaranteed in point water flow passage 2142 is crossed in water through hole 2113 to the 3rd, raising outlet effect.As shown in figure 33, outside filter housing lower cover 214 radially along direction from outside to inside, the diapire of each point of water flow passage 2142 is configured to the inclined-plane extended obliquely downward.Thus, it is simple to processing and manufacturing, and may insure that water in point water flow passage 2142 is crossed in water through hole 2113 to the 3rd and conflux smoothly, raising outlet effect.

In one embodiment of the invention, with reference to Fig. 6 and Figure 23, filter element 2 can also include the first valve 23 further, first valve 23 is located in interior filter housing 22 to control the first opening and closing crossing water through hole 2211, specifically, former water is exported for inside filter housing 22 adopting first to cross water through hole 2211, or when crossing water through hole 2211 inside filter housing 22 outer output water purification by first, first valve 23 is crossed water through hole 2211 by first and is opened, and changing filter element 2, when first need not be used to cross water through hole 2211, first valve 23 can be crossed water through hole 2211 by first and close, outwards leak to prevent interior filter housing 22 from crossing water through hole 2211 by first.

In one embodiment of the invention, with reference to Fig. 6 and Figure 23, filter element 2 can also include the second valve 25 further, and the second valve 25 is located between interior filter housing 22 and outer filter housing 21 to be provided with for break-make outer flow passage S1, specifically, the second valve 25 is for controlling the 3rd opening and closing crossing water through hole 2113.So, when needs adopt outer flow passage S1 by water purification to output outside filter element 2, or when needing to adopt the inside filter housing 22 of outer flow passage S1 to input former water, the second valve 23 can be made to open outer flow passage S1 (namely open the 3rd and cross water through hole 2113), and when changing filter element 2, when need not use outer flow passage S1 water flowing, it is possible to adopt the second valve 25 that outer flow passage S1 closes (namely close the 3rd and cross water through hole 2113), to prevent filter element 2 from outwards being leaked by outer flow passage S1.

Thus, when including above-mentioned first valve 23 and the second valve 25 when filter element 2, no matter it is the outer flow passage S1 between interior filter housing 22 or interior filter housing 22 and outer filter housing 21, that is, be no matter on filter element 2 for inputting the outlet for exporting water purification on the import of former water or filter element 2, all without outwards leaking, thus user can relieved replacing filter element 2.

Additionally, in order to the structure making water treatment facilities 100 is more ingenious, base assembly 3 can also include the first activation members and the second activation members, first activation members is configured to when filter element 2 is seated with base assembly 3 can open the first valve just, and the second activation members is configured to when filter element 2 is seated with base assembly 3 can open the second valve just.Thus, by arranging the first activation members and the second activation members, when filter element 2 is seated with base assembly 3, the first mistake water through hole 2211 and outer flow passage S1 are turned on, so that filter element 2 can receive former water, output water purification, identical reason, when filter element 2 separates with base assembly 3, filter element 2 separates with the first activation members and the second activation members, and the first valve 23 is automatically switched off first and crosses water through hole 2211, second valve 25 is automatically switched off outer flow passage S1, it is ensured that filter element 2 does not outwards leak.

Below, the first valve 23 and mounting structure thereof according to one specific embodiment of the present invention is described.

As shown in Fig. 6 and Figure 23, first valve 23 can include moving member 231 and the first elastic component 232, moving member 231 is movably arranged in the first exntension tubs section 221, and the first elastic component 232 is located in the first exntension tubs section 221 often to promote moving member 231 to close the first mistake water through hole 2211.Thus, (can be such as hydraulic pressure when first outside interior filter housing 22 crosses the pressure at water through hole 2211 place, or the thrust of the first activation members) sufficiently large time, moving member 231 can be promoted to be directed away from the first direction crossing water through hole 2211 move to promote the first elastic component 232 to compress, so that moving member 231 opens first crosses water through hole 2211 so that the former water outside interior filter housing 22 can be crossed water through hole 2211 by first and enter in interior filter housing 22.But when the pressure that interior filter housing 22 outer first crosses water through hole 2211 place is big not, first elastic component 232 recovers deformation and closes crossing water through hole 2211 by first promoting moving member 231 to cross the direction motion of water through hole 2211 towards first, thus the water interior filter housing 22 within will not pass through first spill outside the inside filter housing 22 of water through hole 2211.Thus, the simple in construction of the first valve 23, functional reliability is high.

Specifically, as shown in Figure 6, first elastic component 232 can be the spring being vertically arranged, and the upper end of spring can only be against on the position limiting structure in the first exntension tubs section 221, such as can only be against on water wheels 24 excessively mentioned above, can also only be 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 moving member 231 at least part of on, thus when the upper end of spring maintains static, moving up and down of moving member 231 can drive spring to deform upon.Thus, the simple in construction of the first elastic component 232, it is simple to realize, functional reliability is high.

Further, moving member 231 can include mobile bar 2311 and be located at the sealing gasket 2312 bottom mobile bar 2311, such as in the example depicted in fig. 6, sealing gasket 2312 can be only defined the bottom of mobile bar 2311, sealing gasket 2312 can be coated with the bottom at mobile bar 2311, now, it is configured to the first elastic component 232 of spring and can be set on mobile bar 2311 and two ends were only against on water wheels 24 and sealing gasket 2312 respectively up and down, with reliable movement.Thus, the simple in construction of the moving member 231 being made up of mobile bar 2311 and sealing gasket 2312, facilitate implementation, and close the first mistake water through hole 2211 by sealing gasket 2312, waterproof effect is better, it addition, the moving member 231 of this kind of structure easily facilitates the installation of the first elastic component 232, and first simple in construction of valve 23, functional reliability is high.

Certainly, the invention is not restricted to this, the concrete structure of the first valve 23 and mounting structure can also according to actual requirement specific design, to meet actual requirement better.

Additionally, it should be noted that, in order to not by the opening and closing of hydraulic pressure control the first valve 23, first activation members mentioned above can also be set on base assembly 3, so that when filter element 2 and base assembly 3 are seated, first valve 23 is opened, makes former water cross water through hole 2211 by first and flow upwardly in interior filter housing 22.Such as, in the example being described below, with reference to Fig. 6, the diapire of inner core 3112 is provided with upwardly extending flow-guiding structure 3113, when filter element 2 is seated with base assembly 3, flow-guiding structure 3113 can be stretched in the first exntension tubs section 221 by the first mistake water through hole 2211 and be opened by first valve 23 with jack-up moving member 231, so that water can flow in interior filter housing 22, when filter element 2 separates with base assembly 3, flow-guiding structure 3113 is jack-up moving member 231 no longer, under the elastic reaction of the first elastic component 232, moving member 231 is closed first and is crossed water through hole 2211, prevent from inner filter core 2 from crossing water through hole 2211 by first to leak downwards, now, flow-guiding structure 3113 can be considered as the first activation members.

Below, the second valve 25 and mounting structure thereof according to an embodiment of the invention is described.

As shown in Fig. 6 and Figure 23, the bottom of outer filter housing 21 can have the second exntension tubs section 211 downwardly extended, and the second exntension tubs section 211 empty set is outside the first exntension tubs section 221, and the 3rd crosses water through hole 2113 can be limited by the top open end of the second exntension tubs section 211.Thus, it is simple to hold outer filter housing 21 to assemble, and cross water through hole 2113 by the 3rd and be opened in the top of the second exntension tubs section 211, thus convenient processing, and outlet effect is good.

As shown in Fig. 6 and Figure 23, second valve 25 may include that sleeve sections 251 and end ring section 252, sleeve sections 251 is set in outside the first exntension tubs section 221 and is positioned at the second exntension tubs section 211, end ring section 252 is connected to the top of sleeve sections 251 and is also set in the first exntension tubs section 221, end ring section 252 may move between position at the sealing station of diapire and the dodging of diapire away from outer filter housing 21 only supporting outer filter housing 21, thus when end ring section 252 moves to sealing station, end ring section 252 can be crossed water through hole 2113 by the 3rd and close, to block outer flow passage S1, water purification cannot be discharged, when end ring section 252 by sealing station to dodge position move time, 3rd crosses water through hole 2113 is opened, so that outer flow passage S1 is unimpeded, water purification can be discharged smoothly.Thus, the simple in construction of the second valve 25, functional reliability is good.

Specifically, second valve 25 can pass through the second elastic component 2523 and at sealing station and dodge between position removable, and the second elastic component 2523 is located between the diapire of end ring section 252 and interior filter housing 22 and is positioned at sealing station to block outer flow passage S1 with normal promote-side ring segment 252.Such as in the example of fig. 6, second elastic component 2523 can be the spring being vertically arranged, and the upper end of spring can only be against on the diapire of interior filter housing 22, the lower end of spring can only be against on the upper surface of end ring section 252, thus when the upper end of spring maintains static, end ring section 252 moves up and down and spring can be driven to deform upon.

Specifically, when the thrust upwards that end ring section 252 is subject to, such as when filter element 2 is arranged on base assembly 3, sleeve sections 251 is by hereinafter described inner core 3112 upwards jack-up, now, end ring section 252 is left sealing station by sleeve sections 251 jack-up to move upward, and now the second elastic component 2523 is compressed, and the 3rd crosses water through hole 2113 is opened, outer flow passage S1 is unimpeded, and water purification can be discharged smoothly；When the thrust upwards that end ring section 252 is subject to is removed, such as when changing filter element 2, by filter element 2 from when base assembly 3 is taken away, sleeve sections 251 leaves inner core 3112 hereinafter described, second elastic component 2523 can recover deformation, with extend promote-side ring segment 252 move down move to sealing station realize reset, thus close the 3rd cross water through hole 2113, block outer flow passage S1, water purification cannot be discharged, to play the effect of preventing water leakage.So, the simple in construction of the second valve 25, it is simple to install and functional reliability is high.Thus, it is possible to inner core 3112 hereinafter described to be considered as above-mentioned the second activation members being located on base assembly 3 and be used for controlling the second valve 25 opening and closing.

Further, with reference to Fig. 6, the lower surface of interior filter housing 22 having upwardly recessed and around the first exntension tubs section 221 annular groove 2212, the second elastic component 2523 is set in outside the first exntension tubs section 221 and upper end is only against on the roof of annular groove 2212.Thus, it is possible to be effectively improved installation reliability and the functional reliability of the second elastic component 2523.

Further, with reference to Fig. 6, end ring section 252 is provided with the annular retaining ring 2521 upwardly extending and being looped around outside the second elastic component 2523.Thus; the installation reliability of the second elastic component 2523 can be improved further, and by arranging annular retaining ring 2521, it is possible to prevent the water in outer flow passage S1 from contacting the second elastic component 2523; thus playing the effect of protection the second elastic component 2523, and then improve the functional reliability of the second valve 25.

Further, with reference to Fig. 6, the bottom of end ring section 252 is provided with O-ring seal 2522, O-ring seal 2522 surrounds end ring section 252 1 weeks, thus when end ring section 252 moves to sealing station, each position that 3rd crosses in water through hole 2113 circumference can be sealed by O-ring seal 2522 all securely, thus further increasing the leak preventing effect of the second valve 25.

In one embodiment of the invention, with reference to Figure 31, second exntension tubs section 211 top can have multiple limiting tooth 212, multiple limiting tooths 212 are opened in the second the circumferentially-spaced of exntension tubs section 211, and each limiting tooth 212 all extends towards the second exntension tubs section 211 central axial direction, limit multiple fitting recess 2121 being arranged alternately between multiple limiting tooths 212 and cross tank 2122, that is, limit one between the limiting tooth 212 of one limiting tooth 212 and its side next-door neighbour and cross tank 2122, fitting recess 2121 is limited between the limiting tooth 212 of this limiting tooth 212 and its opposite side next-door neighbour.

With reference to Figure 34, sleeve sections 251 includes multiple arcs 2511 of circumferentially spaced distribution, and multiple arc 2511 corresponding matching are in multiple fitting recess 2121.Thus, when the second valve 25 is loaded in the second exntension tubs section 211, spacing with coordinating of arc 2511 by limiting tooth 212, second valve 25 can be played the effect of spacing anti-rotation, thus improving the functional reliability of the second valve 25, spill between arc 2511 and the second exntension tubs section 211 it addition, tank 2122 can be passed through by the outer flow passage S1 water purification discharged, to play the effect making water purification discharge smoothly.Preferably, the circumferential width of fitting recess 2121 is more than the circumferential width crossing tank 2122.Thus, locating effect is relatively reliable, and efficiency of assembling is higher.

As shown in Fig. 6 and Figure 33, there is in second exntension tubs section 211 water storage cavity 2112 of annular, water storage cavity 2112 was along circumferentially extending one week of the second exntension tubs section 211, water storage cavity 2112 connects with outer flow passage S1, the diapire of each tank 2122 excessively is all to the recessed upper surface to the interior ring-side wall lower than water storage cavity 2112, that is, the diapire crossing tank 2122 is positioned at inside the internal ring of water storage cavity 2112 lower than roof and the mistake tank 2122 of water storage cavity 2112, thus, water purification in outer flow passage S1 can enter in water storage cavity 2112 along the periphery wall of water storage cavity 2112, then pass through the internal perisporium of water storage cavity 2112 overflow the diapire height playing tank 2122 time, can spill into inside the internal ring of the second exntension tubs section 211 from crossing tank 2122, and then it is spilled in the second water flowing runner S5 hereinafter described, thus playing the effect of buffering water purification, what reduce water treatment facilities 100 goes out hydraulic impact.

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

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

Such as Figure 13, shown in Figure 15 and Figure 46, water route seat 32 is located at the bottom of water route plate 31, water route plate 31 and water route seat 32 limit the first water flowing runner S4 and the second water flowing runner S5 that keep apart setting jointly, that is, first water flowing runner S4 and the second water flowing runner S5 is all limited between water route plate 31 and water route seat 32, and first water flowing runner S4 and the second water flowing runner S5 do not connect each other, wherein, first water flowing runner S4 can connect with the filter material 26 on filter element 2, so that the first water flowing runner S4 can feed former water in the interior filter housing 22 on filter element 2, second water flowing runner S5 can connect with the outer flow passage S1 on filter element 2, so that the water purification after filter material 26 filters can be discharged to by outer flow passage S1 in the second water flowing runner S5.Thus, water route seat 32 can play and input Yuan Shui to filter element 2 and the water purification that purified by filter element 2 collects the dual function of output, so that the simple in construction of water treatment facilities 100, exquisiteness, compact, and by water the base assembly 3 that seat 32 and water route plate 31 are constituted simple in construction, be easy to processing and realize.

With reference to Fig. 6 and Figure 46, water route plate 31 has the first mistake mouth of a river 3112b and the second further and crosses mouth of a river 3111b, first water flowing runner S4 is communicated to first and crosses mouth of a river 3112b, second water flowing runner S5 is communicated to second and crosses mouth of a river 3111b, thus, first water flowing runner S4 can cross mouth of a river 3112b by first and supply former water to filter material 26, and outer flow passage S1 can pass through second and cross mouth of a river 3111b by water purification output to the second water flowing runner S5.Thus, by the connected entrance of the first water flowing runner S4 and filter material 26 is arranged on water route plate 31, so that the overall structure of water treatment facilities 100 is simple and is easy to processing, by the connected entrance of the second water flowing runner S5 and outer flow passage S1 is arranged on water route plate 31, so that the overall structure of water treatment facilities 100 is simple and is easy to processing.Certainly, the invention is not restricted to this, first water flowing runner S4 and filter material 26 can also pass through to be located at water service pipe base assembly 3 outside (not shown go out) and connect, and the second water flowing runner S5 and outer flow passage S1 can also connect by being located at water service pipe outside base assembly 3 (not shown go out).

As shown in Fig. 6, Figure 41, Figure 44 and Figure 45, base assembly 3 has inner core 3112 and the urceolus 3111 of open-top, for instance, inner core 3112 and urceolus 3111 can be each provided on water route plate 31, and inner core 3112 is located in urceolus 3111.So, former water and scrubbing water can be kept apart by arranging inner core 3112 and urceolus 3111, to avoid former water to pollute water purification, such as, when first mouth of a river 3112b is formed on the diapire of inner core 3112 excessively, former water can pass through inner core 3112 upwards feed filter material 26, and for example, when second mouth of a river 3111b is formed between urceolus 3111 and inner core 3112 excessively, water purification can pass through to discharge downwards between inner core 3112 and urceolus 3111.Thus, the smart structural design of base assembly 3, functional reliability is high, and the simple in construction of base assembly 3, it is simple to processing.As shown in Fig. 6 and Figure 45, first crosses mouth of a river 3112b is multiple and is evenly spaced apart distribution in the circumference of inner core 3112.Thus, the structural strength of water route plate 31 is good and to enter the water yield big.

Preferably, inner core 3112 is configured to the second activation members mentioned above.Specifically, the bottom of sleeve sections 251 is just right up and down with the top of inner core 3112, when filter element 2 is put in place with base assembly 3 installation, inner core 3112 can move in promote-side ring segment 252, so that outer flow passage S1 is unimpeded, when by filter element 2 from when base assembly 3 is pulled down, the second elastic component 2523 promote-side ring segment 252 moves down, to block outer flow passage S1.Thus, it is possible to filter element 2 seepy question when solving to change filter element 2.

Further, with reference to Figure 45, the diapire of inner core 3112 is provided with for the flow-guiding structure 3113 by water upwards water conservancy diversion, and particularly preferably, flow-guiding structure 3113 crosses water through hole 2211 for the water crossed in mouth of a river 3112b inflow inner core 3112 by first is successfully guided to first, thus that improves water treatment facilities 100 enters water efficiency, and then improve the overall water treatment efficiency of water treatment facilities 100.

As shown in figures 44 and 45, flow-guiding structure 3113 may include that diversion column 3113a and multiple fuisw rib 3113b, diversion column 3113a is located at the diapire central authorities of inner core 3112 and upwardly extends, and multiple fuisw rib 3113b are evenly spaced apart distribution in the circumference of diversion column 3113a and each fuisw rib 3113b is both connected between the diapire of diversion column 3113a and inner core 3112.Thus, the structural strength of flow-guiding structure 3113 is good, and water conservancy diversion is effective, and the simple in construction of flow-guiding structure 3113, be easy to processing.

Preferably, flow-guiding structure 3113 is configured to the first activation members mentioned above.Specifically, when filter element 2 is put in place with base assembly 3 installation, flow-guiding structure 3113 is crossed water through hole 2211 by first and is stretched in the first exntension tubs section 221, to promote, moving member 231 moves, make first to cross water through hole 2211 to open, when by filter element 2 from when base assembly 3 is pulled down, the first elastic component 232 promotes moving member 231 to move down, and crosses water through hole 2211 closing first.Thus, it is possible to filter element 2 seepy question when solving to change filter element 2.

With reference to Figure 44 and Figure 45, urceolus 3111 part of plate 31 by water can be downwardly concaved formation, such as, urceolus 3111 can be downwardly concaved by a part for end plate 311 hereinafter described and be formed, and thus, the processing of urceolus 3111 is simple, facilitate implementation, and after the water route plate 31 designed according to this structure is assembled together with filter element 2, compactedness is better so that the compact conformation of water treatment facilities 100 entirety, small and exquisite, exquisite.

Further, with reference to Figure 44, the upper surface of base assembly 3 has the recess 3114 being downwardly concaved, the upper surface of water route plate 31 such as, have be downwardly concaved recess 3114, namely recess 3114 can be downwardly concaved by a part for the upper surface of end plate 311 hereinafter described and be formed, urceolus 3111 is downwardly concaved by a part for recess 3114 diapire and is formed.Thus, after the water route plate that designs according to this structure 31 and filter element 2 are assembled together, compactedness is better so that the compact conformation of water treatment facilities 100 entirety, small and exquisite, exquisite.

Further, with reference to Figure 10, the internal perisporium of recess 3114 is provided with position limiting structure, such that it is able to filter element 2 and base assembly 3 are assembled together by position limiting structure, thus, by position limiting structure is processed on recess 3114, thus 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 installed part on recess 3114, the periphery wall of the second exntension tubs section 211 has and coordinates the second spacing installed part with the first installed part, cooperation by the first installed part and the second installed part, it is possible to achieve the assembling of filter element 2 and base assembly 3.Thus, base assembly 3 is high with the efficiency of assembling of filter element 2, engages compactedness good so that water treatment facilities 100 is smaller and more exquisite, exquisite.

Preferably, such as Figure 10, shown in Figure 22 and Figure 44, position limiting structure, namely the first installed part is it is so structured that circumference side and the rotary stopper groove 3114a that opens wide respectively of radially inner side, second installed part is it is so structured that the rotation convex tendon 2111 that coordinate rotatable with rotary stopper groove 3114a, thus, when the second exntension tubs section 211 is inserted after in urceolus 3111, after rotating the second exntension tubs section 211, rotate convex tendon 2111 and can stretch in rotary stopper groove 3114a, now, by rotary stopper groove 3114a and coordinating of rotating convex tendon 2111, second exntension tubs section 211 will not depart from the axial direction with urceolus 3111, so that base assembly 3 and filter element 2 can together with quick assembling.Here, it is necessary to explanation, rotate the fit structure of convex tendon 2111 and rotary stopper groove 3114a and principle should be and as it is known to those skilled in the art that and no longer describe in detail here.Preferably, with reference to Figure 20, rotate convex tendon 2111 can be two and axis centre about the second exntension tubs section 211 symmetrical.Thus, it is possible to improve efficiency of assembling and the connection reliability of filter element 2 and base assembly 3.

As shown in Figure 15 and Figure 44, the second water flowing runner S5 can include the first subflow road S6 and the second subflow road S7 that keep apart setting, and wherein, the first subflow road S6 and the second crosses mouth of a river 3111b connection, and the second subflow road S7 is communicated to the first subflow road S6.Thus, second crosses mouth of a river 3111b can to the first subflow road S6 internal drainage, first subflow road S6 can to the second subflow road S7 draining, such that it is able to play the effect of buffering draining impulsive force, and when the first subflow road S6 and the second subflow road S7 is connected by effusion meter 33 hereinafter described, effusion meter 33 can monitor the gross decontamination water yield of water treatment facilities 100, so that user sees whether to need to change filter element 2.

Preferably, the first subflow road S6 and the second subflow road S7 can be respectively provided at the both sides of the first water flowing runner S4.Thus, the runner design on base assembly 3 is rationally distributed, it is possible to utilize space fully, improves the structural compactness of base assembly 3.As shown in Figure 48 and Figure 49, water route seat 32 includes the first side wall the 3211, second sidewall the 3212, the 3rd sidewall 3213 and the 4th sidewall 3214 that head and the tail sequentially connect, the first dividing plate 322 and second partition 323 it is provided with in water route seat 32, the two ends of the first dividing plate 322 are connected with the first side wall 3211 and the 3rd sidewall 3213 respectively, and the two ends of second partition 323 are connected with the first dividing plate 322 and the 4th sidewall 3214 respectively.Second subflow road S7 is formed at water route plate 31, between the first side wall the 3211, second sidewall the 3212, the 3rd sidewall 3213 and the first dividing plate 322, first subflow road S6 is formed between water route plate the 31, the 3rd sidewall the 3213, the 4th sidewall the 3214, first dividing plate 322 and second partition 323, and the first water flowing runner S4 is formed at water route plate the 31, the 4th sidewall 3214, between the first side wall the 3211, first dividing plate 322 and second partition 323.Thus, water route seat 32 simple in construction, be easy to processing.

Further, with reference to Figure 49, the middle part of the first dividing plate 322 can have the semi-circular segments 3221 towards the second sidewall 3212 bending, and one end of second partition 323 has the segmental arc 3231 bending towards the 4th sidewall 3214 and being smoothly connected with one end of semi-circular segments 3221.Thus, it is possible to guarantee that the inflow-rate of water turbine of the first water flowing runner S4 is relatively big, and the sidewall of circular arc can buffered water flowing pressure, reduce current noise.

With reference to Figure 13 and Figure 40, water route plate 31 includes: end plate 311 and distributary base 312, distributary base 312 is located at the bottom of end plate 311, and the bottom of distributary base 312 connects with the top of water route seat 32 to limiting the first water flowing runner S4 and the second water flowing runner S5 between distributary base 312 and water route seat 32.Thus, water route plate 31 is easy to processing modelling.

Specifically, distributary base 312 has the first die cavity of bottom-open, water route seat 32 has the second die cavity of open-top, the tip section of the second die cavity and the cross section, bottom of the first die cavity are identical, the bottom of distributary base 312 connects with the top of water route seat 32 so that the first water flowing runner S4, the first subflow road S6 and the second subflow road S7 by the first die cavity and the second die cavity just to limiting.

Wherein, first die cavity includes first effluent trough and first of spaced apart setting and enters tank, second die cavity includes second effluent trough and second of spaced apart setting and enters tank, the tip section of the second effluent trough and the cross section, bottom of the first effluent trough are identical, the cross section, bottom that second tip section entering tank and first enters tank is identical, the bottom of distributary base 312 connects with the top of water route seat 32, so that the one the first water flowing runner S4 are entered tank and second by first and enter tank just to limiting, and make the second water flowing runner S5 by the first effluent trough and the second effluent trough just to limiting.Thus, when distributary base 312 being arranged on the top of water route seat 32, the bottom of distributary base 312 and the top of water route seat 32 can just to splicing, fully to limit the first water flowing runner S4 and the second water flowing runner S5.

In one embodiment of the invention, with reference to Figure 40 and Figure 46, base assembly 3 farther includes: effusion meter 33, and effusion meter 33 is located at water route seat 32 and outward and is connected by the first subflow road S6 and the second subflow road S7 with water route plate 31.It is to say, the entrance point of effusion meter 33 can be connected with the first subflow road S6, the port of export of effusion meter 33 can be connected with the second subflow road S7, and so, the first subflow road S6 the water purification discharged first flows through effusion meter 33, then flows in the second subflow road S7.Thus, effusion meter 33 can monitor the general output of water purification, so that user understands the purification operating time of filter element 2, to discern whether to need to change filter element 2, in other words, effusion meter 33 filters the water yield by monitoring, such that it is able to play the effect reminding user to change filter element 2.

Certainly, the invention is not restricted to this, the first subflow road S6 and the second subflow road S7 can also pass through the fabric connectivity beyond effusion meter 33, for instance can pass through to form the upper through flow hole connection at the first dividing plate 322.

As shown in Figure 40 and Figure 41, the two ends of effusion meter 33 can be turned on distributary base 312.Thus, conveniently processing, and effusion meter 33 can adapt to the moulded of the housing 1 of water treatment facilities 100 more, to utilize space fully so that the structure of water treatment facilities 100 is compacter.Certainly, the invention is not restricted to this, effusion meter 33 can also be arranged on other positions, such as can also the two ends of effusion meter 33 be turned on water route seat 32, it is, of course, also possible to one end of effusion meter 33 is switched to water route seat 32, the other end of effusion meter 33 is switched to distributary base 312, as long as the two ends of effusion meter 33 connect with the first subflow road S6 respectively, the other end and the second subflow road S7 connect.

Specifically, effusion meter 33 can be electronic flowmeter, that is, flow could be detected after effusion meter 33 obtains electric energy, thus, water treatment facilities 100 also needs to be connected with power supply 300 (such as battery etc.), to provide electric energy to effusion meter 33, specifically, water treatment facilities 100 can include controller, and power supply 300 can be connected with controller to provide electric energy to controller, and controller can provide electric energy to effusion meter 33, when water is by effusion meter 33, the sensor of effusion meter 33 can to controller feedback signal so that through-current capacity be learnt by controller.

As shown in Fig. 1 and Figure 40, base assembly 3 can have power supply installation cavity 324, to receive power supply 300, power supply 300 be played the effect of protection.Such as in the example shown in Figure 40, power supply installation cavity 324 can be located on water route seat 32, thus, power supply installation cavity 324 to arrange position reasonable, it is simple to processing.Further; the bottom-open of power supply installation cavity 324; such as; power supply installation cavity 324 can the upwardly recessed formation in lower surface of seat 32 by water; thus convenient processing, and facilitate user to change power supply 300, further; lower casing 12 can be provided with the power supply lid 13 for sealing power supply installation cavity 324, such that it is able to effectively protect power supply 300.

In one embodiment of the invention, with reference to Fig. 1, base assembly 3 can also include display device 36 further, display device 36 is displayed for the duty etc. of water treatment facilities 100, so that water treatment facilities 100 more conforms to human oriented design so that user it will be seen that the working condition of water treatment facilities 100.Such as, display device 36 can be located on water route seat 32 and be connected with effusion meter 33, for instance, display device 36 can pass through controller and be connected with effusion meter 33.Thus, display device 36 can according to the filtration water yield of effusion meter 33 monitoring, and what show water treatment facilities 100 always filters the water yield, or display water treatment facilities 100 is the need of changing filter element 2, to play the effect reminding user to change filter element 2.

Additionally, water treatment facilities 100 according to embodiments of the present invention can also include water quality sensor (not shown go out), the water purification that the detection probe of water quality sensor filters with water treatment facilities 100 contacts, such as with second, detection probe can be crossed aquaporin S5 to connect, to detect the effluent quality of water treatment facilities 100.Now display device 36 can be connected with water quality sensor, with the effluent quality monitored according to water quality sensor, the effluent quality situation of display water treatment facilities 100, or display water treatment facilities 100 is the need of changing filter element 2, to play the effect reminding user to change filter element 2.Certainly, the invention is not restricted to this, the detection probe of water quality sensor can also contact with the former water that water treatment facilities 100 receives, for instance detection probe can be connected with the first mistake aquaporin S4, enter water water quality with what detect water treatment facilities 100.

More specifically, with reference to Fig. 1, display device 36 can have three display lamps being arranged side by side, respectively the first display lamp 361, the second display lamp 362 and the 3rd display lamp 363.Wherein, the first display lamp 361 is displayed for the need of changing filter element 2, and whether the second display lamp 362 is displayed for water treatment facilities 100 in running order, and the 3rd display lamp 363 is displayed for the need of changing power supply 300.Certainly the invention is not restricted to this, controller can also be without being connected with effusion meter 33, for controlling other functions of water treatment facilities 100, and, display device 36 can also have above three display lamp during difference, or there is the display lamp of other functions except above three display lamp, only for display device 36, only there is the display lamp of above-mentioned three kinds of functions below and illustrate.

Specifically, when filter element 2 changed by needs, the first display lamp 361 can light.Such as, when flow transducer reaches a certain preset value to the through-current capacity that controller feeds back time (such as three tons), controller controls display device 36 and sends the first alarm, for instance drive the first display lamp 361 to light, and changes filter element 2 to warn user to need.Again such as, when water quality sensor to the effluent quality that controller feeds back do not meet purification require time, controller control display device 36 send the 4th alarm, for instance drive the first display lamp 361 to light, with warn user need change filter element 2.

Specifically, when water treatment facilities 100 is in running order, namely effusion meter 33 has detected when water flows through, and controller controls the second display lamp 362 and lights, in short, when water treatment facilities 100 water flowing uses, the second display lamp 362 is in the state continuing to light.Certainly, the invention is not restricted to this, second display lamp can also have other functions, such as when water treatment facilities 100 cannot work, when being not installed on base assembly 3 such as filter element 2, second display lamp 362 can light, in this embodiment, the microswitch being connected with controller can be provided with between filter element 2 and base assembly 3, after filter element 2 and base assembly 3 are installed and are put in place, microswitch closes, when filter element 2 separates with base assembly 3, microswitch disconnects, once microswitch disconnects, controller controls display device 36 and sends the second alarm, the second display lamp 362 is such as driven to light, to warn user's water treatment facilities 100 cannot work at present.

Specifically, when power supply 300 changed by needs, the 3rd display lamp 363 can light.Such as, power supply 300 can be connected with controller, and to power to controller, when controller judges the electricity deficiency of power supply 300, controller controls display device 36 and sends the 3rd alarm, for instance drive the 3rd display lamp 363 to light, to warn user to change power supply 300.

Further, with reference to Fig. 1, the inwall of lower casing 12 can be provided with and three display lamps, three escape groove 121 one to one, so, escape groove 121 not only can play the effect dodging display lamp, display lamp lower casing 12 wall thickness with display lamp opposite position can also be reduced, so that can appear light effectively.Installing in order to convenient, the inwall both sides of lower casing 12 can be respectively provided with three escape groove 121, as such, it is possible to arrange display device 36 in any side of base assembly 3 both sides, thus improving the convenience of assembling.

In one embodiment of the invention, with reference to Fig. 1, base assembly 3 farther includes to be switched to first adapter 34 of the first water flowing runner S4, such that it is able to input former water by the first adapter 34 to the first water flowing runner S4.Thus, water treatment facilities 100 is facilitated to be connected with exterior line, for instance to be conveniently connected with water knockout drum 200 mentioned above, thus improving the property easy to use of water treatment facilities 100.Such as, with reference to Figure 40 and Figure 43, first adapter 34 can be located on water route seat 32 to connect with the first water flowing runner S4, first adapter 34 can also be located on distributary base 312 to connect with the first water flowing runner S4, and the first adapter 34 can also be located between water route seat 32 with distributary base 312 to connect with the first water flowing runner S4.Thus, the installation of the first adapter 34 is facilitated and fixing.Wherein, when the first adapter 34 turns on distributary base 312, the arranging position and can more adapt to housing 1 moulded of water treatment facilities 100 of the first adapter 34, to utilize space fully so that the structure of water treatment facilities 100 is compacter.

In one embodiment of the invention, with reference to Fig. 1, base assembly 3 farther includes to be switched to second adapter 35 of the second water flowing runner S5, such that it is able to received the water purification of the second water flowing runner S5 output by the second adapter 35.Thus, water treatment facilities 100 is facilitated to be connected with exterior line, for instance to be conveniently connected with water knockout drum 200 mentioned above, thus improving the property easy to use of water treatment facilities 100.Such as, with reference to Figure 40 and Figure 43, second adapter 35 can be located on water route seat 32 to connect with the second water flowing runner S5, second adapter 35 can also be located on distributary base 312 to connect with the second water flowing runner S5, and the second adapter 35 can also be located between water route seat 32 with distributary base 312 to connect with the second water flowing runner S5.Thus, the installation of the second adapter 35 is facilitated and fixing.Wherein, when the second adapter 35 turns on distributary base 312, the arranging position and can more adapt to housing 1 moulded of water treatment facilities 100 of the second adapter 35, to utilize space fully so that the structure of water treatment facilities 100 is compacter.

In some embodiments of the invention, First Transition water flowing runner S2 and the second transition water flowing runner S3 it is formed with between filter element 2 and base assembly 3, First Transition water flowing runner S2 connects between interior filter housing 22 and the first water flowing runner S4, second transition water flowing runner S3 connects between outer flow passage S1 and the second water flowing runner S5, wherein, first water flowing runner S4 and First Transition water flowing runner S2 can cross mouth of a river 3112b by first and connect, First Transition water flowing runner S2 can cross water through hole 2211 by first with interior filter housing 22 and connect, second transition water flowing runner S3 and the second water flowing runner S5 can pass through second and cross mouth of a river 3111b connection, second transition water flowing runner S3 and outer flow passage S1 can cross water through hole 2113 by the 3rd and connect.

Thus, former water is first in First Transition water flowing runner S2 from the first water flowing runner S4, enter in interior filter housing 22 from First Transition water flowing runner S2 again and be filtered, first scrubbing water flows out in the second transition water flowing runner S3 by outer flow passage S1, is discharged in the second water flowing runner S5 again through the second transition water flowing runner S3.Thus, it is possible to constitute the seamless link in water route, it is achieved the perfect tendency of water treatment facilities 100 internal watercourses, improve the functional reliability of water treatment facilities 100.

Such as in the example depicted in fig. 4, First Transition water flowing runner S2 is limited with inner core 3112 jointly by the first exntension tubs section 221, and the second transition water flowing runner S3 is formed between the second exntension tubs section 211 and inner core 3112.That is, first exntension tubs section 221 stretches in inner core 3112 and jointly limits First Transition water flowing runner S2 with inner core 3112, and the second exntension tubs section 211 stretches between inner core 3112 and urceolus 3111 and jointly limits the second transition water flowing runner S3 with inner core 3112.Thus, the smart structural design of First Transition water flowing runner S2 and the second transition water flowing runner S3, it is easy to processing and realizes, and may insure that First Transition water flowing runner S2 connects between the first water flowing runner S4 and interior filter housing 22, the second transition water flowing runner S3 connects between the second water flowing runner S5 and outer flow passage S1.

With reference to Fig. 6, it is provided with the first sealing member 221a between periphery wall and the internal perisporium of inner core 3112 of the first exntension tubs section 221, thus, it is possible to avoid water to enter between periphery wall and the internal perisporium of inner core 3112 of the first exntension tubs section 221, improve the functional reliability of water treatment facilities 100.Such as in the example shown in Figure 36, the first sealing member 221a can overlap on the periphery wall fitting over the first exntension tubs section 221, thus, conveniently installs and processing.

With reference to Fig. 6, between periphery wall and the internal perisporium of urceolus 3111 of the second exntension tubs section 211, it is provided with the second sealing member 211a.Thus, it is possible to avoid water to enter between periphery wall and the internal perisporium of urceolus 3111 of the second exntension tubs section 211, improve the functional reliability of water treatment facilities 100.Such as in the example shown in Figure 20, the second sealing member 211a can overlap on the periphery wall fitting over the second exntension tubs section 211, thus, conveniently installs and processing.

Below with reference to the accompanying drawings water treatment facilities 100 according to one specific embodiment of the present invention and operation principle thereof are described.

After water treatment facilities 100 has been assembled, fuisw rib 3113b crosses water through hole 2211 by first and stretches in the first exntension tubs section 221 with jack-up the first valve 23, make first to cross water through hole 2211 to open, simultaneously, inner core 3112 jack-up the second valve 25, to open outer flow passage S1, is namely opened the 3rd and is crossed water through hole 2113.Hereafter, when passing into former water in the first adapter 34, former water can pass through the first adapter 34 and enter in the first water flowing runner S4 on base assembly 3, then pass through multiple first mistake mouth of a river 3112b and enter in First Transition water flowing runner S2, liquid in First Transition water flowing runner S2 is crossed water through hole 2211 again through first and crosses water wheels 24 and enter in interior filter housing 22, and crosses water through hole 2213 from the second of interior filter housing 22 top after upwards sequentially passing through filter material 26 and flow out in outer flow passage S1.

Enter into water purification in outer flow passage S1 along the periphery wall of interior filter housing 22 to downslide, and converge to the 3rd along multiple points of water flow passage 2142 and cross the downward landing in water through hole 2113 place in water storage cavity 2112, and passed through tank 2122 and spill in the second transition water flowing runner S3, then pass through the second mistake mouth of a river 3111b to be discharged in the first subflow road S6, then pass through after effusion meter 33 is discharged in the second subflow road S7 and export from the second adapter 35.

In describing the invention, it will be appreciated that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, " top ", " end ", " interior ", " outward ", " axially ", " radially ", " circumference " be based on orientation shown in the drawings or position relationship; be for only for ease of the description present invention and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.

Additionally, term " first ", " second " are only for descriptive purposes, and it is not intended that indicate or imply relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or implicitly include one or more these features.In describing the invention, " multiple " are meant that two or more, unless otherwise expressly limited specifically.

In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.

In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation of above-mentioned term is necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in one or more embodiments in office or example in an appropriate manner.Additionally, when not conflicting, the feature of the different embodiments described in this specification or example and different embodiment or example can be carried out combining and combining by those skilled in the art.

Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: these embodiments can being carried out multiple change, amendment, replacement and modification when without departing from principles of the invention and objective, the scope of the present invention is limited by claim and equivalent thereof.

Claims

1. a filter element, it is characterised in that including:

Outer filter housing；

Interior filter housing, described interior filter housing is located in described outer filter housing, filter material it is provided with so that former water to be filtered in described interior filter housing, described interior filter housing and described outer filter housing limit outer flow passage jointly, described interior filter housing has first and crosses water through hole and cross water through hole by internal for described interior filter housing with the second of described outer flow passage conducting；And

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

2. filter element according to claim 1, it is characterised in that the bottom of described interior filter housing has the first exntension tubs section downwardly extended, described first crosses water through hole is formed on the diapire of described first exntension tubs section.

3. filter element according to claim 2, it is characterised in that described filter element farther includes:

Crossing water wheels, described water wheels excessively are located in described first exntension tubs section and described mistake has at the circumferentially-spaced multiple water holes opening distribution of described first exntension tubs section on water wheels.

4. filter element according to claim 3, it is characterised in that described first valve includes:

Moving member, described moving member is movably arranged in described first exntension tubs section；And

First elastic component, described first elastic component is located in described first exntension tubs section and is only against described mistake between water wheels and the diapire of described first exntension tubs section often to promote described moving member closedown described first to cross water through hole.

5. filter element according to claim 4, it is characterised in that described moving member includes:

Move bar and be located at the sealing gasket bottom described mobile bar.

6. the filter element according to any one of claim 1-5, it is characterised in that farther include:

Second valve, described second valve is located between described interior filter housing and described outer filter housing to control the break-make of described outer flow passage.

7. filter element according to claim 6, it is characterized in that, the bottom of described interior filter housing has the first exntension tubs section downwardly extended, and the bottom of described outer filter housing has the second exntension tubs section downwardly extending and being set in outside described first exntension tubs section, and described second valve includes:

Sleeve sections, described sleeve sections is set between described first exntension tubs section and described second exntension tubs section；

End ring section, described end ring section is connected to the top of described sleeve sections and may move between position at the sealing station of diapire and the dodging of diapire away from described outer filter housing that only support described outer filter housing.

8. filter element according to claim 7, it is characterized in that, described second valve at described sealing station and described is dodged between position removable by the second elastic component, and described second elastic component is located between the diapire of described end ring section and described interior filter housing often to promote described end ring section to be positioned at described sealing station to block described outer flow passage.

9. filter element according to claim 8, it is characterized in that, having upwardly recessed and around described first exntension tubs section annular groove on the lower surface of described interior filter housing, described second elastic component is set in outside described first exntension tubs section and upper end is only against on the roof of described annular groove.

10. filter element according to claim 9, it is characterised in that described end ring section is provided with the annular retaining ring upwardly extending and being looped around outside described second elastic component.

11. filter element according to claim 7, it is characterised in that the bottom of described end ring section has O-ring seal.

12. filter element according to claim 1, it is characterised in that the shape of described outer filter housing is similar to the shape of described interior filter housing.

13. filter element according to claim 12, it is characterised in that described outer filter housing includes:

The outer filter housing upper cover of cone；With

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

14. filter element according to claim 12, it is characterised in that described interior filter housing includes:

The interior filter housing upper cover of cone；With

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

15. a water treatment facilities, it is characterised in that include the filter element according to any one of claim 1-14.