CN205988620U - Filtering element (cartridge) - Google Patents

Abstract

This utility model is a kind of filtering element (cartridge)，It includes a filtration group and two ends are arranged with a base and a prefilter group respectively，It is provided with a membrane module inside this filtration group，It is provided with activated carbon fiber inside this prefilter group and communicate with this filtration group，This base is communicated with this filtration group，This filtration group is after filtering a certain amount of dirt，User can pull down filtering element (cartridge) and by this filtration group、This prefilter group and this base separate，The reversion of this filtration group is inverted and assembles with this prefilter group and this base again，Load water strainer after can by water by this filtration group position in membrane module outside dirt give backwash removing，After completing the removal of dirt of major part，Again this filtration group is inverted and recover original filtering direction and correctly assemble with this prefilter group and this base and be arranged in water strainer to carry out drainage operation，So will can extend the service life of this filtering element (cartridge) to reduce the expenditure that user purchases filtering element (cartridge) expense again.

Description

Filtering element (cartridge)

Technical field

This utility model is a kind of filter assemblies, is espespecially arranged in water strainer and can carry out simplicity to the dirt being filtered The filtering element (cartridge) that backwash is removed.

Background technology

Water is particularly important and indispensable in the life of people, and wherein drinking water provides the moisture in people's body, because The safety and sanitation of this drinking water the more general common people taken notice of.Because raw water is transported to user by water treatment plant, this raw water is mixed into There are impurity or various thalline, for improving the safe and sanitary of drinking water, can first be filtered via filter plant before the use, and Filter net effect is then reached by arranging the filtering element (cartridge) in filter plant.

The filter plant of prior art has various water strainer, but its volume and filter effect are each variant, one of which The water strainer of the leading type of prior art, it can simply and rapidly be arranged on the water outlet of faucet, therefore widely makes at present User is installed.The water strainer of this tap type, is provided with a filtering element (cartridge) inside the hollow of its body, the operable control knob of user makes Tap water flows directly out use, also can control and so that it is used after filtering via the filtering element (cartridge) within water strainer, but this kind of filtering element (cartridge) exists After tap water using certain time or filter some amount, it filters the safety that the effect of dirt has been unable to reach setting, this When user must by filtering element (cartridge) take out abandon and change a filtering element (cartridge) new product, but the higher direct replacing of such filtering element (cartridge) generally unit price The use cost making consumer is increased, is the problems of such filtering element (cartridge) and shortcoming.

Utility model content

The present utility model people deposits and is necessary in use for some time directly discarding in view of the filtering element (cartridge) of prior art Cause the higher problem of the use cost installing this equipment.Therefore create a kind of can be easy and quickly internal filter material is given To invert and to utilize water that most dirt on filter material is removed backwash, then filter material is attached to tram can extend use Time and reoffer water filtering function purpose.

In order to reach aforesaid creation purpose, this utility model with technological means be to provide a kind of filtering element (cartridge), its Including a filtration group, a base and a prefilter group；This filtration group has a body, and this body is hollow cylinder and two ends are divided Not Wei a upper shed and a under shed, this body interior is provided with a membrane module, under this of this membrane module one end and this body one end Opening connects, and is dismountable sheathed connection with this base；This prefilter group has a housing, and this housing is a ducted body And two ends are respectively provided with an opening, wherein one opening of this housing is dismountable upper shed being assembled in this body other end, And communicate with the inside of this body；This base is had a water hole and is communicated with this body interior of this filtration group.

Described filtering element (cartridge), wherein this body have under shed one end and are provided with anti-leakage ring, and this base has one group relatively Tankage, this assembling grove can sheathed be assembled at the lower anti-leakage ring of this body, and the other end that this body has upper shed is provided with one Anti-leakage ring, another opening of this housing of this prefilter group is sheathed to be assembled at the upper anti-leakage ring of this body.

It is provided with a web plate, this web plate has multiple water holes at the upper shed of described filtering element (cartridge), wherein this body.

The opening set by housing two ends of described filtering element (cartridge), wherein this prefilter group is respectively equipped with one first web plate and Two web plates, this first web plate and the second web plate are respectively equipped with multiple mesh, are provided with a filter cloth above this first web plate.

Described filtering element (cartridge), the wherein downward projection of this base are formed with the conduit of a hollow, and this water hole is penetratingly formed at this and leads In pipe.

Described filtering element (cartridge), wherein prefilter group have further included an activated carbon fiber, and this activated carbon fiber is arranged on This enclosure interior.

This utility model passes through the utilization of aforementioned techniques means, is provided with a membrane module, in this filtration group inside this filtration group Top is provided with the prefilter group of a removable assembling, is provided with the base of a detachable assembling in lower section, using a period of time After filtering a number of dirt, its rate of filtration and effect all reduce the membrane module of filtration group afterwards, and user can be by filtering element (cartridge) Pull down and this prefilter group at this filtration group and its two ends and this base separated, after the reversion of this filtration group is inverted again with this Dirt can be separated with membrane module using water by backwash and remove major part by prefilter group and the mutually sheathed assembling of this base Dirt, after the completion of again by filtration group and this prefilter group and this base is sheathed is assembled into original position, have and make this filtering element (cartridge) Can reuse and extend the service life of this filtering element (cartridge).

Brief description

Fig. 1 is the fragmentary sectional axonometric chart that this utility model is arranged on water strainer.

Fig. 2 is three-dimensional exploded view of the present utility model.

Fig. 3 is another angle three-dimensional exploded view of the present utility model.

Fig. 4 is the combination generalized section that this utility model is arranged on water strainer.

Fig. 5 is that this utility model is arranged on water strainer and carries out filtering the schematic diagram of dirt.

Fig. 6 is that this utility model is arranged on the schematic diagram that water strainer backwash removes part dirt.

Drawing reference numeral explanation

10 filtration group 11 body

112 times annular groove 12 membrane modules

15 times anti-leakage rings of anti-leakage ring on 14

20 base 21 conduit

210 water hole 23 anti-leakage ring

30 prefilter group 31 housing

312 times assembled portion 34 second web plates

Specific embodiment

Below cooperation accompanying drawing and preferred embodiment of the present utility model, it is to reach to make a reservation in fact that this utility model is expanded on further The technological means taken with new purpose.

Referring to shown in Fig. 1 and Fig. 2, filtering element (cartridge) of the present utility model, it is preposition that it includes a filtration group 10, a base 20 and Filtration group 30, this base 20 is set in one end of this filtration group 10, and this prefilter group 30 is assembled in the another of this filtration group 10 End, filtering element (cartridge) of the present utility model is removable, is arranged on inside pedestal 40 and the lid 50 of water strainer, this pedestal 40 be provided with The outlet 41 that inside communicates, can be connected with each other using engagement thread between pedestal 40 and lid 50.

Referring to shown in Fig. 2 to Fig. 4, this filtration group 10 has a body 11 and a membrane module 12 for cooperation, and this body 11 is one Hollow cylinder and two ends have a upper shed and a under shed, this membrane module 12, it is a hollow-fibre membrane, this hollow-fibre membrane Consist of pencil by multiple doughnuts, it can supply water by filtering the middle vacancy entering doughnut, to complete filtering function, This assembly is prior art therefore is not described further its construction；The assembling position of this membrane module 12 inside body 11, its one end Position, in this lower opening, should be in that one end of pencil hollow-fibre membrane is filled by adhesive agent with the lower opening of this body 11 one end Therebetween to complete to fix, and the opening position of this hollow-fibre membrane end is in the lower opening of this body 11 wherein one end.

The upper shed of this body 11 other end is provided with a web plate 13, and this web plate 13 is provided with multiple water holes 131, each water hole 131 Communicate with inside this body 11；This body 11 can be provided with this upper shed outer ring surface and be provided with the upper annular groove of at least one ring-type further 111, and it is provided with the lower annular groove 112 of at least one ring-type in this under shed outer ring surface, on this, annular groove 111 is arranged with leakproof on Ring 14, is arranged with lower anti-leakage ring 15 in this lower annular groove 112.

This base 20, it can be for a disk body to be set in the lower opening of this body 11 one end, this downward projection of base 20 It is formed with the conduit 21 of a hollow, this conduit 21 inwardly runs through and is provided with a water hole 210, and in addition the internal ring side of this base 20 is formed with One assembling grove 22, this assembling grove 22 can be set in the lower opening of this body 11 one end, outside this assembling grove 22 and this body 11 Set lower anti-leakage ring 15 is mutually supported to reach leakproof effect；Furthermore the outer shroud wall of this conduit 21 is provided with least one anti-leakage ring 23.

This prefilter group 30, it has a housing 31, and this housing 31 is a ducted body and two ends are respectively formed with one and open Mouthful；In addition this prefilter group 30 can be further provided with an activated carbon fiber 32, and this activated carbon fiber 32 is arranged on this housing 31 Inside, the opening of this housing 31 one end is dismountable to be assembled at the upper shed of body 11 one end of this filtration group 10.

Again this prefilter group 30 can further the both ends open of this housing 31 be respectively formed with an over-assemble portion 311 and Assembled portion 312 once, are provided with one first web plate 33 in this over-assemble portion 311, are provided with one second web plate in this lower assembled portion 312 34, this first web plate 33 and the second web plate 34 are respectively equipped with multiple mesh, and are provided with a filter cloth above this first web plate 33 35；This lower assembled portion 312 aforementioned can sheathed be connected at the upper anti-leakage ring 14 of this body 11, this lower assembled portion 312 with this on anti- Mutually support at leakage ring 14 and there is leak preventing effect.

Filter structure of the present utility model is assembled in the outlet 41 of this pedestal 40 with the conduit 21 of its base 20, and this is led Outlet 41 internal face is mutually sheathed supports with this for anti-leakage ring 23 set by pipe 21 external annulus, and water source enters water strainer via outside Water inlet filter through filtering element (cartridge) of the present utility model set by inside after, clean water flows out use by outlet 41.

Cooperation referring to shown in Fig. 5, when the water strainer being provided with filtering element (cartridge) of the present utility model, in use for some time in it The dirt D that the structure in portion is filtered will be deposited in outside this membrane module 12 of this filtration group 10, in turn results in its hollow-fibre membrane Filter efficiency not good or cause water velocity to slow down；

Referring again to shown in Fig. 6, because filtering element (cartridge) of the present utility model is by this filtration group 10, this base 20 and this prefilter Group 30 composition, now user can by taking out filtering element (cartridge) of the present utility model in water strainer, then simplicity quickly by this filtration group 10 with After this base 20 and the separation of this prefilter group 30, then this filtration group 10 is inverted and is assembled with this prefilter group respectively 30 and this base 20, that is, this filtration group 10 is provided with the under shed of this lower anti-leakage ring 15 one end and this prefilter group 30 with it Lower assembled portion 312 connects, and is connected with the assembling grove 22 of this base 20 with being provided with the upper shed of one end of anti-leakage ring 14 on this, completes Aforementioned this utility model filtering element (cartridge) is assembled in after water strainer, now user can open water source by having the water of hydraulic pressure by filtering The under shed organizing 10 one end enters, entered with current membrane module 12 each doughnut middle vacancy again flux surface with by dirt D is removed, and the dirt D being removed is discharged by the conduit 21 of this base 20 and outlet 41 backwash, when dirt D removes execution one After the section time, most dirt D can be removed and discharge.

As shown in figure 4, after the backwash operation completing dirt D, user now can be by this utility model filtering element (cartridge) by drainage Take out in device, and after this filtration group 10 is separated with this base 20 and this prefilter group 30, this filtration group of separated taking-up After 10 invert as tram again, upper shed one end is had with this filtration group 10 and assembles with this prefilter group 30, with this filtration Group 10 is had under shed one end and is assembled with this base 20.

The above is only preferred embodiment of the present utility model, not this utility model is done any pro forma Limit although this utility model is disclosed as above with preferred embodiment, but be not limited to this utility model, any ability The technical staff in domain, it should can utilize in the technology of the disclosure above in the range of without departing from technical solutions of the utility model Hold and make a little Equivalent embodiments changing or be modified to equivalent variations, as long as without departing from technical solutions of the utility model Hold, any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model, all still Belong in the range of technical solutions of the utility model.

Claims (8)

1. a kind of filtering element (cartridge) is it is characterised in that it includes a filtration group, a base and a prefilter group；

This filtration group has a body, and this body is hollow cylinder and two ends respectively a upper shed and a under shed, this body Inside is provided with a membrane module, and this membrane module one end is connected with this under shed of this body one end, and is dismountable with this base Sheathed connection；

This prefilter group has a housing, and for a ducted body and two ends are respectively provided with an opening to this housing, and this housing is wherein One opening is dismountable this upper shed being assembled in this body other end, and communicates with the inside of this body；

This base is had a water hole and is communicated with this body interior of this filtration group.

2. filtering element (cartridge) according to claim 1 is it is characterised in that wherein this body has under shed one end and is provided with leakproof Ring, this base relatively has an assembling grove, and this assembling grove can sheathed be assembled at the lower anti-leakage ring of this body, on this body has The other end of opening is provided with anti-leakage ring on, and another opening of this housing of this prefilter group is sheathed to be assembled in the upper of this body At anti-leakage ring.

3. filtering element (cartridge) according to claim 1 is it is characterised in that be wherein provided with a web plate at the upper shed of this body, this net Plate has multiple water holes.

4. filtering element (cartridge) according to claim 2 is it is characterised in that be wherein provided with a web plate at the upper shed of this body, this net Plate has multiple water holes.

5. the filtering element (cartridge) according to any one of Claims 1-4 is it is characterised in that the housing two ends of wherein this prefilter group Set opening is respectively equipped with one first web plate and the second web plate, and this first web plate and the second web plate are respectively equipped with multiple mesh, It is provided with a filter cloth above this first web plate.

6. filtering element (cartridge) according to claim 5 is it is characterised in that the wherein downward projection of this base is formed with leading of a hollow Pipe, this water hole is penetratingly formed in this conduit.

7. filtering element (cartridge) according to claim 1 is it is characterised in that wherein prefilter group has further included that an activated carbon is fine Dimension, this activated carbon fiber is arranged on this enclosure interior.

8. filtering element (cartridge) according to claim 6 is it is characterised in that wherein prefilter group has further included that an activated carbon is fine Dimension, this activated carbon fiber is arranged on this enclosure interior.